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# Directory Structure

```
├── .ci
│   ├── continuous.release.cloudbuild.yaml
│   ├── generate_release_table.sh
│   ├── integration.cloudbuild.yaml
│   ├── quickstart_test
│   │   ├── go.integration.cloudbuild.yaml
│   │   ├── js.integration.cloudbuild.yaml
│   │   ├── py.integration.cloudbuild.yaml
│   │   ├── run_go_tests.sh
│   │   ├── run_js_tests.sh
│   │   ├── run_py_tests.sh
│   │   └── setup_hotels_sample.sql
│   ├── test_with_coverage.sh
│   └── versioned.release.cloudbuild.yaml
├── .github
│   ├── auto-label.yaml
│   ├── blunderbuss.yml
│   ├── CODEOWNERS
│   ├── header-checker-lint.yml
│   ├── ISSUE_TEMPLATE
│   │   ├── bug_report.yml
│   │   ├── config.yml
│   │   ├── feature_request.yml
│   │   └── question.yml
│   ├── label-sync.yml
│   ├── labels.yaml
│   ├── PULL_REQUEST_TEMPLATE.md
│   ├── release-please.yml
│   ├── renovate.json5
│   ├── sync-repo-settings.yaml
│   └── workflows
│       ├── cloud_build_failure_reporter.yml
│       ├── deploy_dev_docs.yaml
│       ├── deploy_previous_version_docs.yaml
│       ├── deploy_versioned_docs.yaml
│       ├── docs_deploy.yaml
│       ├── docs_preview_clean.yaml
│       ├── docs_preview_deploy.yaml
│       ├── lint.yaml
│       ├── schedule_reporter.yml
│       ├── sync-labels.yaml
│       └── tests.yaml
├── .gitignore
├── .gitmodules
├── .golangci.yaml
├── .hugo
│   ├── archetypes
│   │   └── default.md
│   ├── assets
│   │   ├── icons
│   │   │   └── logo.svg
│   │   └── scss
│   │       ├── _styles_project.scss
│   │       └── _variables_project.scss
│   ├── go.mod
│   ├── go.sum
│   ├── hugo.toml
│   ├── layouts
│   │   ├── _default
│   │   │   └── home.releases.releases
│   │   ├── index.llms-full.txt
│   │   ├── index.llms.txt
│   │   ├── partials
│   │   │   ├── hooks
│   │   │   │   └── head-end.html
│   │   │   ├── navbar-version-selector.html
│   │   │   ├── page-meta-links.html
│   │   │   └── td
│   │   │       └── render-heading.html
│   │   ├── robot.txt
│   │   └── shortcodes
│   │       ├── include.html
│   │       ├── ipynb.html
│   │       └── regionInclude.html
│   ├── package-lock.json
│   ├── package.json
│   └── static
│       ├── favicons
│       │   ├── android-chrome-192x192.png
│       │   ├── android-chrome-512x512.png
│       │   ├── apple-touch-icon.png
│       │   ├── favicon-16x16.png
│       │   ├── favicon-32x32.png
│       │   └── favicon.ico
│       └── js
│           └── w3.js
├── CHANGELOG.md
├── cmd
│   ├── options_test.go
│   ├── options.go
│   ├── root_test.go
│   ├── root.go
│   └── version.txt
├── CODE_OF_CONDUCT.md
├── CONTRIBUTING.md
├── DEVELOPER.md
├── Dockerfile
├── docs
│   └── en
│       ├── _index.md
│       ├── about
│       │   ├── _index.md
│       │   └── faq.md
│       ├── concepts
│       │   ├── _index.md
│       │   └── telemetry
│       │       ├── index.md
│       │       ├── telemetry_flow.png
│       │       └── telemetry_traces.png
│       ├── getting-started
│       │   ├── _index.md
│       │   ├── colab_quickstart.ipynb
│       │   ├── configure.md
│       │   ├── introduction
│       │   │   ├── _index.md
│       │   │   └── architecture.png
│       │   ├── local_quickstart_go.md
│       │   ├── local_quickstart_js.md
│       │   ├── local_quickstart.md
│       │   ├── mcp_quickstart
│       │   │   ├── _index.md
│       │   │   ├── inspector_tools.png
│       │   │   └── inspector.png
│       │   └── quickstart
│       │       ├── go
│       │       │   ├── genAI
│       │       │   │   ├── go.mod
│       │       │   │   ├── go.sum
│       │       │   │   └── quickstart.go
│       │       │   ├── genkit
│       │       │   │   ├── go.mod
│       │       │   │   ├── go.sum
│       │       │   │   └── quickstart.go
│       │       │   ├── langchain
│       │       │   │   ├── go.mod
│       │       │   │   ├── go.sum
│       │       │   │   └── quickstart.go
│       │       │   ├── openAI
│       │       │   │   ├── go.mod
│       │       │   │   ├── go.sum
│       │       │   │   └── quickstart.go
│       │       │   └── quickstart_test.go
│       │       ├── golden.txt
│       │       ├── js
│       │       │   ├── genAI
│       │       │   │   ├── package-lock.json
│       │       │   │   ├── package.json
│       │       │   │   └── quickstart.js
│       │       │   ├── genkit
│       │       │   │   ├── package-lock.json
│       │       │   │   ├── package.json
│       │       │   │   └── quickstart.js
│       │       │   ├── langchain
│       │       │   │   ├── package-lock.json
│       │       │   │   ├── package.json
│       │       │   │   └── quickstart.js
│       │       │   ├── llamaindex
│       │       │   │   ├── package-lock.json
│       │       │   │   ├── package.json
│       │       │   │   └── quickstart.js
│       │       │   └── quickstart.test.js
│       │       ├── python
│       │       │   ├── __init__.py
│       │       │   ├── adk
│       │       │   │   ├── quickstart.py
│       │       │   │   └── requirements.txt
│       │       │   ├── core
│       │       │   │   ├── quickstart.py
│       │       │   │   └── requirements.txt
│       │       │   ├── langchain
│       │       │   │   ├── quickstart.py
│       │       │   │   └── requirements.txt
│       │       │   ├── llamaindex
│       │       │   │   ├── quickstart.py
│       │       │   │   └── requirements.txt
│       │       │   └── quickstart_test.py
│       │       └── shared
│       │           ├── cloud_setup.md
│       │           ├── configure_toolbox.md
│       │           └── database_setup.md
│       ├── how-to
│       │   ├── _index.md
│       │   ├── connect_via_geminicli.md
│       │   ├── connect_via_mcp.md
│       │   ├── connect-ide
│       │   │   ├── _index.md
│       │   │   ├── alloydb_pg_admin_mcp.md
│       │   │   ├── alloydb_pg_mcp.md
│       │   │   ├── bigquery_mcp.md
│       │   │   ├── cloud_sql_mssql_admin_mcp.md
│       │   │   ├── cloud_sql_mssql_mcp.md
│       │   │   ├── cloud_sql_mysql_admin_mcp.md
│       │   │   ├── cloud_sql_mysql_mcp.md
│       │   │   ├── cloud_sql_pg_admin_mcp.md
│       │   │   ├── cloud_sql_pg_mcp.md
│       │   │   ├── firestore_mcp.md
│       │   │   ├── looker_mcp.md
│       │   │   ├── mssql_mcp.md
│       │   │   ├── mysql_mcp.md
│       │   │   ├── neo4j_mcp.md
│       │   │   ├── postgres_mcp.md
│       │   │   ├── spanner_mcp.md
│       │   │   └── sqlite_mcp.md
│       │   ├── deploy_docker.md
│       │   ├── deploy_gke.md
│       │   ├── deploy_toolbox.md
│       │   ├── export_telemetry.md
│       │   └── toolbox-ui
│       │       ├── edit-headers.gif
│       │       ├── edit-headers.png
│       │       ├── index.md
│       │       ├── optional-param-checked.png
│       │       ├── optional-param-unchecked.png
│       │       ├── run-tool.gif
│       │       ├── tools.png
│       │       └── toolsets.png
│       ├── reference
│       │   ├── _index.md
│       │   ├── cli.md
│       │   └── prebuilt-tools.md
│       ├── resources
│       │   ├── _index.md
│       │   ├── authServices
│       │   │   ├── _index.md
│       │   │   └── google.md
│       │   ├── sources
│       │   │   ├── _index.md
│       │   │   ├── alloydb-admin.md
│       │   │   ├── alloydb-pg.md
│       │   │   ├── bigquery.md
│       │   │   ├── bigtable.md
│       │   │   ├── cassandra.md
│       │   │   ├── clickhouse.md
│       │   │   ├── cloud-monitoring.md
│       │   │   ├── cloud-sql-admin.md
│       │   │   ├── cloud-sql-mssql.md
│       │   │   ├── cloud-sql-mysql.md
│       │   │   ├── cloud-sql-pg.md
│       │   │   ├── couchbase.md
│       │   │   ├── dataplex.md
│       │   │   ├── dgraph.md
│       │   │   ├── firebird.md
│       │   │   ├── firestore.md
│       │   │   ├── http.md
│       │   │   ├── looker.md
│       │   │   ├── mongodb.md
│       │   │   ├── mssql.md
│       │   │   ├── mysql.md
│       │   │   ├── neo4j.md
│       │   │   ├── oceanbase.md
│       │   │   ├── oracle.md
│       │   │   ├── postgres.md
│       │   │   ├── redis.md
│       │   │   ├── spanner.md
│       │   │   ├── sqlite.md
│       │   │   ├── tidb.md
│       │   │   ├── trino.md
│       │   │   ├── valkey.md
│       │   │   └── yugabytedb.md
│       │   └── tools
│       │       ├── _index.md
│       │       ├── alloydb
│       │       │   ├── _index.md
│       │       │   ├── alloydb-create-cluster.md
│       │       │   ├── alloydb-create-instance.md
│       │       │   ├── alloydb-create-user.md
│       │       │   ├── alloydb-get-cluster.md
│       │       │   ├── alloydb-get-instance.md
│       │       │   ├── alloydb-get-user.md
│       │       │   ├── alloydb-list-clusters.md
│       │       │   ├── alloydb-list-instances.md
│       │       │   ├── alloydb-list-users.md
│       │       │   └── alloydb-wait-for-operation.md
│       │       ├── alloydbainl
│       │       │   ├── _index.md
│       │       │   └── alloydb-ai-nl.md
│       │       ├── bigquery
│       │       │   ├── _index.md
│       │       │   ├── bigquery-analyze-contribution.md
│       │       │   ├── bigquery-conversational-analytics.md
│       │       │   ├── bigquery-execute-sql.md
│       │       │   ├── bigquery-forecast.md
│       │       │   ├── bigquery-get-dataset-info.md
│       │       │   ├── bigquery-get-table-info.md
│       │       │   ├── bigquery-list-dataset-ids.md
│       │       │   ├── bigquery-list-table-ids.md
│       │       │   ├── bigquery-search-catalog.md
│       │       │   └── bigquery-sql.md
│       │       ├── bigtable
│       │       │   ├── _index.md
│       │       │   └── bigtable-sql.md
│       │       ├── cassandra
│       │       │   ├── _index.md
│       │       │   └── cassandra-cql.md
│       │       ├── clickhouse
│       │       │   ├── _index.md
│       │       │   ├── clickhouse-execute-sql.md
│       │       │   ├── clickhouse-list-databases.md
│       │       │   ├── clickhouse-list-tables.md
│       │       │   └── clickhouse-sql.md
│       │       ├── cloudmonitoring
│       │       │   ├── _index.md
│       │       │   └── cloud-monitoring-query-prometheus.md
│       │       ├── cloudsql
│       │       │   ├── _index.md
│       │       │   ├── cloudsqlcreatedatabase.md
│       │       │   ├── cloudsqlcreateusers.md
│       │       │   ├── cloudsqlgetinstances.md
│       │       │   ├── cloudsqllistdatabases.md
│       │       │   ├── cloudsqllistinstances.md
│       │       │   ├── cloudsqlmssqlcreateinstance.md
│       │       │   ├── cloudsqlmysqlcreateinstance.md
│       │       │   ├── cloudsqlpgcreateinstances.md
│       │       │   └── cloudsqlwaitforoperation.md
│       │       ├── couchbase
│       │       │   ├── _index.md
│       │       │   └── couchbase-sql.md
│       │       ├── dataform
│       │       │   ├── _index.md
│       │       │   └── dataform-compile-local.md
│       │       ├── dataplex
│       │       │   ├── _index.md
│       │       │   ├── dataplex-lookup-entry.md
│       │       │   ├── dataplex-search-aspect-types.md
│       │       │   └── dataplex-search-entries.md
│       │       ├── dgraph
│       │       │   ├── _index.md
│       │       │   └── dgraph-dql.md
│       │       ├── firebird
│       │       │   ├── _index.md
│       │       │   ├── firebird-execute-sql.md
│       │       │   └── firebird-sql.md
│       │       ├── firestore
│       │       │   ├── _index.md
│       │       │   ├── firestore-add-documents.md
│       │       │   ├── firestore-delete-documents.md
│       │       │   ├── firestore-get-documents.md
│       │       │   ├── firestore-get-rules.md
│       │       │   ├── firestore-list-collections.md
│       │       │   ├── firestore-query-collection.md
│       │       │   ├── firestore-query.md
│       │       │   ├── firestore-update-document.md
│       │       │   └── firestore-validate-rules.md
│       │       ├── http
│       │       │   ├── _index.md
│       │       │   └── http.md
│       │       ├── looker
│       │       │   ├── _index.md
│       │       │   ├── looker-add-dashboard-element.md
│       │       │   ├── looker-conversational-analytics.md
│       │       │   ├── looker-create-project-file.md
│       │       │   ├── looker-delete-project-file.md
│       │       │   ├── looker-dev-mode.md
│       │       │   ├── looker-get-dashboards.md
│       │       │   ├── looker-get-dimensions.md
│       │       │   ├── looker-get-explores.md
│       │       │   ├── looker-get-filters.md
│       │       │   ├── looker-get-looks.md
│       │       │   ├── looker-get-measures.md
│       │       │   ├── looker-get-models.md
│       │       │   ├── looker-get-parameters.md
│       │       │   ├── looker-get-project-file.md
│       │       │   ├── looker-get-project-files.md
│       │       │   ├── looker-get-projects.md
│       │       │   ├── looker-health-analyze.md
│       │       │   ├── looker-health-pulse.md
│       │       │   ├── looker-health-vacuum.md
│       │       │   ├── looker-make-dashboard.md
│       │       │   ├── looker-make-look.md
│       │       │   ├── looker-query-sql.md
│       │       │   ├── looker-query-url.md
│       │       │   ├── looker-query.md
│       │       │   ├── looker-run-look.md
│       │       │   └── looker-update-project-file.md
│       │       ├── mongodb
│       │       │   ├── _index.md
│       │       │   ├── mongodb-aggregate.md
│       │       │   ├── mongodb-delete-many.md
│       │       │   ├── mongodb-delete-one.md
│       │       │   ├── mongodb-find-one.md
│       │       │   ├── mongodb-find.md
│       │       │   ├── mongodb-insert-many.md
│       │       │   ├── mongodb-insert-one.md
│       │       │   ├── mongodb-update-many.md
│       │       │   └── mongodb-update-one.md
│       │       ├── mssql
│       │       │   ├── _index.md
│       │       │   ├── mssql-execute-sql.md
│       │       │   ├── mssql-list-tables.md
│       │       │   └── mssql-sql.md
│       │       ├── mysql
│       │       │   ├── _index.md
│       │       │   ├── mysql-execute-sql.md
│       │       │   ├── mysql-list-active-queries.md
│       │       │   ├── mysql-list-table-fragmentation.md
│       │       │   ├── mysql-list-tables-missing-unique-indexes.md
│       │       │   ├── mysql-list-tables.md
│       │       │   └── mysql-sql.md
│       │       ├── neo4j
│       │       │   ├── _index.md
│       │       │   ├── neo4j-cypher.md
│       │       │   ├── neo4j-execute-cypher.md
│       │       │   └── neo4j-schema.md
│       │       ├── oceanbase
│       │       │   ├── _index.md
│       │       │   ├── oceanbase-execute-sql.md
│       │       │   └── oceanbase-sql.md
│       │       ├── oracle
│       │       │   ├── _index.md
│       │       │   ├── oracle-execute-sql.md
│       │       │   └── oracle-sql.md
│       │       ├── postgres
│       │       │   ├── _index.md
│       │       │   ├── postgres-execute-sql.md
│       │       │   ├── postgres-list-active-queries.md
│       │       │   ├── postgres-list-available-extensions.md
│       │       │   ├── postgres-list-installed-extensions.md
│       │       │   ├── postgres-list-tables.md
│       │       │   └── postgres-sql.md
│       │       ├── redis
│       │       │   ├── _index.md
│       │       │   └── redis.md
│       │       ├── spanner
│       │       │   ├── _index.md
│       │       │   ├── spanner-execute-sql.md
│       │       │   ├── spanner-list-tables.md
│       │       │   └── spanner-sql.md
│       │       ├── sqlite
│       │       │   ├── _index.md
│       │       │   ├── sqlite-execute-sql.md
│       │       │   └── sqlite-sql.md
│       │       ├── tidb
│       │       │   ├── _index.md
│       │       │   ├── tidb-execute-sql.md
│       │       │   └── tidb-sql.md
│       │       ├── trino
│       │       │   ├── _index.md
│       │       │   ├── trino-execute-sql.md
│       │       │   └── trino-sql.md
│       │       ├── utility
│       │       │   ├── _index.md
│       │       │   └── wait.md
│       │       ├── valkey
│       │       │   ├── _index.md
│       │       │   └── valkey.md
│       │       └── yuagbytedb
│       │           ├── _index.md
│       │           └── yugabytedb-sql.md
│       ├── samples
│       │   ├── _index.md
│       │   ├── alloydb
│       │   │   ├── _index.md
│       │   │   ├── ai-nl
│       │   │   │   ├── alloydb_ai_nl.ipynb
│       │   │   │   └── index.md
│       │   │   └── mcp_quickstart.md
│       │   ├── bigquery
│       │   │   ├── _index.md
│       │   │   ├── colab_quickstart_bigquery.ipynb
│       │   │   ├── local_quickstart.md
│       │   │   └── mcp_quickstart
│       │   │       ├── _index.md
│       │   │       ├── inspector_tools.png
│       │   │       └── inspector.png
│       │   └── looker
│       │       ├── _index.md
│       │       ├── looker_gemini_oauth
│       │       │   ├── _index.md
│       │       │   ├── authenticated.png
│       │       │   ├── authorize.png
│       │       │   └── registration.png
│       │       ├── looker_gemini.md
│       │       └── looker_mcp_inspector
│       │           ├── _index.md
│       │           ├── inspector_tools.png
│       │           └── inspector.png
│       └── sdks
│           ├── _index.md
│           ├── go-sdk.md
│           ├── js-sdk.md
│           └── python-sdk.md
├── gemini-extension.json
├── go.mod
├── go.sum
├── internal
│   ├── auth
│   │   ├── auth.go
│   │   └── google
│   │       └── google.go
│   ├── log
│   │   ├── handler.go
│   │   ├── log_test.go
│   │   ├── log.go
│   │   └── logger.go
│   ├── prebuiltconfigs
│   │   ├── prebuiltconfigs_test.go
│   │   ├── prebuiltconfigs.go
│   │   └── tools
│   │       ├── alloydb-postgres-admin.yaml
│   │       ├── alloydb-postgres-observability.yaml
│   │       ├── alloydb-postgres.yaml
│   │       ├── bigquery.yaml
│   │       ├── clickhouse.yaml
│   │       ├── cloud-sql-mssql-admin.yaml
│   │       ├── cloud-sql-mssql-observability.yaml
│   │       ├── cloud-sql-mssql.yaml
│   │       ├── cloud-sql-mysql-admin.yaml
│   │       ├── cloud-sql-mysql-observability.yaml
│   │       ├── cloud-sql-mysql.yaml
│   │       ├── cloud-sql-postgres-admin.yaml
│   │       ├── cloud-sql-postgres-observability.yaml
│   │       ├── cloud-sql-postgres.yaml
│   │       ├── dataplex.yaml
│   │       ├── firestore.yaml
│   │       ├── looker-conversational-analytics.yaml
│   │       ├── looker.yaml
│   │       ├── mssql.yaml
│   │       ├── mysql.yaml
│   │       ├── neo4j.yaml
│   │       ├── oceanbase.yaml
│   │       ├── postgres.yaml
│   │       ├── spanner-postgres.yaml
│   │       ├── spanner.yaml
│   │       └── sqlite.yaml
│   ├── server
│   │   ├── api_test.go
│   │   ├── api.go
│   │   ├── common_test.go
│   │   ├── config.go
│   │   ├── mcp
│   │   │   ├── jsonrpc
│   │   │   │   ├── jsonrpc_test.go
│   │   │   │   └── jsonrpc.go
│   │   │   ├── mcp.go
│   │   │   ├── util
│   │   │   │   └── lifecycle.go
│   │   │   ├── v20241105
│   │   │   │   ├── method.go
│   │   │   │   └── types.go
│   │   │   ├── v20250326
│   │   │   │   ├── method.go
│   │   │   │   └── types.go
│   │   │   └── v20250618
│   │   │       ├── method.go
│   │   │       └── types.go
│   │   ├── mcp_test.go
│   │   ├── mcp.go
│   │   ├── server_test.go
│   │   ├── server.go
│   │   ├── static
│   │   │   ├── assets
│   │   │   │   └── mcptoolboxlogo.png
│   │   │   ├── css
│   │   │   │   └── style.css
│   │   │   ├── index.html
│   │   │   ├── js
│   │   │   │   ├── auth.js
│   │   │   │   ├── loadTools.js
│   │   │   │   ├── mainContent.js
│   │   │   │   ├── navbar.js
│   │   │   │   ├── runTool.js
│   │   │   │   ├── toolDisplay.js
│   │   │   │   ├── tools.js
│   │   │   │   └── toolsets.js
│   │   │   ├── tools.html
│   │   │   └── toolsets.html
│   │   ├── web_test.go
│   │   └── web.go
│   ├── sources
│   │   ├── alloydbadmin
│   │   │   ├── alloydbadmin_test.go
│   │   │   └── alloydbadmin.go
│   │   ├── alloydbpg
│   │   │   ├── alloydb_pg_test.go
│   │   │   └── alloydb_pg.go
│   │   ├── bigquery
│   │   │   ├── bigquery_test.go
│   │   │   └── bigquery.go
│   │   ├── bigtable
│   │   │   ├── bigtable_test.go
│   │   │   └── bigtable.go
│   │   ├── cassandra
│   │   │   ├── cassandra_test.go
│   │   │   └── cassandra.go
│   │   ├── clickhouse
│   │   │   ├── clickhouse_test.go
│   │   │   └── clickhouse.go
│   │   ├── cloudmonitoring
│   │   │   ├── cloud_monitoring_test.go
│   │   │   └── cloud_monitoring.go
│   │   ├── cloudsqladmin
│   │   │   ├── cloud_sql_admin_test.go
│   │   │   └── cloud_sql_admin.go
│   │   ├── cloudsqlmssql
│   │   │   ├── cloud_sql_mssql_test.go
│   │   │   └── cloud_sql_mssql.go
│   │   ├── cloudsqlmysql
│   │   │   ├── cloud_sql_mysql_test.go
│   │   │   └── cloud_sql_mysql.go
│   │   ├── cloudsqlpg
│   │   │   ├── cloud_sql_pg_test.go
│   │   │   └── cloud_sql_pg.go
│   │   ├── couchbase
│   │   │   ├── couchbase_test.go
│   │   │   └── couchbase.go
│   │   ├── dataplex
│   │   │   ├── dataplex_test.go
│   │   │   └── dataplex.go
│   │   ├── dgraph
│   │   │   ├── dgraph_test.go
│   │   │   └── dgraph.go
│   │   ├── dialect.go
│   │   ├── firebird
│   │   │   ├── firebird_test.go
│   │   │   └── firebird.go
│   │   ├── firestore
│   │   │   ├── firestore_test.go
│   │   │   └── firestore.go
│   │   ├── http
│   │   │   ├── http_test.go
│   │   │   └── http.go
│   │   ├── ip_type.go
│   │   ├── looker
│   │   │   ├── looker_test.go
│   │   │   └── looker.go
│   │   ├── mongodb
│   │   │   ├── mongodb_test.go
│   │   │   └── mongodb.go
│   │   ├── mssql
│   │   │   ├── mssql_test.go
│   │   │   └── mssql.go
│   │   ├── mysql
│   │   │   ├── mysql_test.go
│   │   │   └── mysql.go
│   │   ├── neo4j
│   │   │   ├── neo4j_test.go
│   │   │   └── neo4j.go
│   │   ├── oceanbase
│   │   │   ├── oceanbase_test.go
│   │   │   └── oceanbase.go
│   │   ├── oracle
│   │   │   └── oracle.go
│   │   ├── postgres
│   │   │   ├── postgres_test.go
│   │   │   └── postgres.go
│   │   ├── redis
│   │   │   ├── redis_test.go
│   │   │   └── redis.go
│   │   ├── sources.go
│   │   ├── spanner
│   │   │   ├── spanner_test.go
│   │   │   └── spanner.go
│   │   ├── sqlite
│   │   │   ├── sqlite_test.go
│   │   │   └── sqlite.go
│   │   ├── tidb
│   │   │   ├── tidb_test.go
│   │   │   └── tidb.go
│   │   ├── trino
│   │   │   ├── trino_test.go
│   │   │   └── trino.go
│   │   ├── util.go
│   │   ├── valkey
│   │   │   ├── valkey_test.go
│   │   │   └── valkey.go
│   │   └── yugabytedb
│   │       ├── yugabytedb_test.go
│   │       └── yugabytedb.go
│   ├── telemetry
│   │   ├── instrumentation.go
│   │   └── telemetry.go
│   ├── testutils
│   │   └── testutils.go
│   ├── tools
│   │   ├── alloydb
│   │   │   ├── alloydbcreatecluster
│   │   │   │   ├── alloydbcreatecluster_test.go
│   │   │   │   └── alloydbcreatecluster.go
│   │   │   ├── alloydbcreateinstance
│   │   │   │   ├── alloydbcreateinstance_test.go
│   │   │   │   └── alloydbcreateinstance.go
│   │   │   ├── alloydbcreateuser
│   │   │   │   ├── alloydbcreateuser_test.go
│   │   │   │   └── alloydbcreateuser.go
│   │   │   ├── alloydbgetcluster
│   │   │   │   ├── alloydbgetcluster_test.go
│   │   │   │   └── alloydbgetcluster.go
│   │   │   ├── alloydbgetinstance
│   │   │   │   ├── alloydbgetinstance_test.go
│   │   │   │   └── alloydbgetinstance.go
│   │   │   ├── alloydbgetuser
│   │   │   │   ├── alloydbgetuser_test.go
│   │   │   │   └── alloydbgetuser.go
│   │   │   ├── alloydblistclusters
│   │   │   │   ├── alloydblistclusters_test.go
│   │   │   │   └── alloydblistclusters.go
│   │   │   ├── alloydblistinstances
│   │   │   │   ├── alloydblistinstances_test.go
│   │   │   │   └── alloydblistinstances.go
│   │   │   ├── alloydblistusers
│   │   │   │   ├── alloydblistusers_test.go
│   │   │   │   └── alloydblistusers.go
│   │   │   └── alloydbwaitforoperation
│   │   │       ├── alloydbwaitforoperation_test.go
│   │   │       └── alloydbwaitforoperation.go
│   │   ├── alloydbainl
│   │   │   ├── alloydbainl_test.go
│   │   │   └── alloydbainl.go
│   │   ├── bigquery
│   │   │   ├── bigqueryanalyzecontribution
│   │   │   │   ├── bigqueryanalyzecontribution_test.go
│   │   │   │   └── bigqueryanalyzecontribution.go
│   │   │   ├── bigquerycommon
│   │   │   │   ├── table_name_parser_test.go
│   │   │   │   ├── table_name_parser.go
│   │   │   │   └── util.go
│   │   │   ├── bigqueryconversationalanalytics
│   │   │   │   ├── bigqueryconversationalanalytics_test.go
│   │   │   │   └── bigqueryconversationalanalytics.go
│   │   │   ├── bigqueryexecutesql
│   │   │   │   ├── bigqueryexecutesql_test.go
│   │   │   │   └── bigqueryexecutesql.go
│   │   │   ├── bigqueryforecast
│   │   │   │   ├── bigqueryforecast_test.go
│   │   │   │   └── bigqueryforecast.go
│   │   │   ├── bigquerygetdatasetinfo
│   │   │   │   ├── bigquerygetdatasetinfo_test.go
│   │   │   │   └── bigquerygetdatasetinfo.go
│   │   │   ├── bigquerygettableinfo
│   │   │   │   ├── bigquerygettableinfo_test.go
│   │   │   │   └── bigquerygettableinfo.go
│   │   │   ├── bigquerylistdatasetids
│   │   │   │   ├── bigquerylistdatasetids_test.go
│   │   │   │   └── bigquerylistdatasetids.go
│   │   │   ├── bigquerylisttableids
│   │   │   │   ├── bigquerylisttableids_test.go
│   │   │   │   └── bigquerylisttableids.go
│   │   │   ├── bigquerysearchcatalog
│   │   │   │   ├── bigquerysearchcatalog_test.go
│   │   │   │   └── bigquerysearchcatalog.go
│   │   │   └── bigquerysql
│   │   │       ├── bigquerysql_test.go
│   │   │       └── bigquerysql.go
│   │   ├── bigtable
│   │   │   ├── bigtable_test.go
│   │   │   └── bigtable.go
│   │   ├── cassandra
│   │   │   └── cassandracql
│   │   │       ├── cassandracql_test.go
│   │   │       └── cassandracql.go
│   │   ├── clickhouse
│   │   │   ├── clickhouseexecutesql
│   │   │   │   ├── clickhouseexecutesql_test.go
│   │   │   │   └── clickhouseexecutesql.go
│   │   │   ├── clickhouselistdatabases
│   │   │   │   ├── clickhouselistdatabases_test.go
│   │   │   │   └── clickhouselistdatabases.go
│   │   │   ├── clickhouselisttables
│   │   │   │   ├── clickhouselisttables_test.go
│   │   │   │   └── clickhouselisttables.go
│   │   │   └── clickhousesql
│   │   │       ├── clickhousesql_test.go
│   │   │       └── clickhousesql.go
│   │   ├── cloudmonitoring
│   │   │   ├── cloudmonitoring_test.go
│   │   │   └── cloudmonitoring.go
│   │   ├── cloudsql
│   │   │   ├── cloudsqlcreatedatabase
│   │   │   │   ├── cloudsqlcreatedatabase_test.go
│   │   │   │   └── cloudsqlcreatedatabase.go
│   │   │   ├── cloudsqlcreateusers
│   │   │   │   ├── cloudsqlcreateusers_test.go
│   │   │   │   └── cloudsqlcreateusers.go
│   │   │   ├── cloudsqlgetinstances
│   │   │   │   ├── cloudsqlgetinstances_test.go
│   │   │   │   └── cloudsqlgetinstances.go
│   │   │   ├── cloudsqllistdatabases
│   │   │   │   ├── cloudsqllistdatabases_test.go
│   │   │   │   └── cloudsqllistdatabases.go
│   │   │   ├── cloudsqllistinstances
│   │   │   │   ├── cloudsqllistinstances_test.go
│   │   │   │   └── cloudsqllistinstances.go
│   │   │   └── cloudsqlwaitforoperation
│   │   │       ├── cloudsqlwaitforoperation_test.go
│   │   │       └── cloudsqlwaitforoperation.go
│   │   ├── cloudsqlmssql
│   │   │   └── cloudsqlmssqlcreateinstance
│   │   │       ├── cloudsqlmssqlcreateinstance_test.go
│   │   │       └── cloudsqlmssqlcreateinstance.go
│   │   ├── cloudsqlmysql
│   │   │   └── cloudsqlmysqlcreateinstance
│   │   │       ├── cloudsqlmysqlcreateinstance_test.go
│   │   │       └── cloudsqlmysqlcreateinstance.go
│   │   ├── cloudsqlpg
│   │   │   └── cloudsqlpgcreateinstances
│   │   │       ├── cloudsqlpgcreateinstances_test.go
│   │   │       └── cloudsqlpgcreateinstances.go
│   │   ├── common_test.go
│   │   ├── common.go
│   │   ├── couchbase
│   │   │   ├── couchbase_test.go
│   │   │   └── couchbase.go
│   │   ├── dataform
│   │   │   └── dataformcompilelocal
│   │   │       ├── dataformcompilelocal_test.go
│   │   │       └── dataformcompilelocal.go
│   │   ├── dataplex
│   │   │   ├── dataplexlookupentry
│   │   │   │   ├── dataplexlookupentry_test.go
│   │   │   │   └── dataplexlookupentry.go
│   │   │   ├── dataplexsearchaspecttypes
│   │   │   │   ├── dataplexsearchaspecttypes_test.go
│   │   │   │   └── dataplexsearchaspecttypes.go
│   │   │   └── dataplexsearchentries
│   │   │       ├── dataplexsearchentries_test.go
│   │   │       └── dataplexsearchentries.go
│   │   ├── dgraph
│   │   │   ├── dgraph_test.go
│   │   │   └── dgraph.go
│   │   ├── firebird
│   │   │   ├── firebirdexecutesql
│   │   │   │   ├── firebirdexecutesql_test.go
│   │   │   │   └── firebirdexecutesql.go
│   │   │   └── firebirdsql
│   │   │       ├── firebirdsql_test.go
│   │   │       └── firebirdsql.go
│   │   ├── firestore
│   │   │   ├── firestoreadddocuments
│   │   │   │   ├── firestoreadddocuments_test.go
│   │   │   │   └── firestoreadddocuments.go
│   │   │   ├── firestoredeletedocuments
│   │   │   │   ├── firestoredeletedocuments_test.go
│   │   │   │   └── firestoredeletedocuments.go
│   │   │   ├── firestoregetdocuments
│   │   │   │   ├── firestoregetdocuments_test.go
│   │   │   │   └── firestoregetdocuments.go
│   │   │   ├── firestoregetrules
│   │   │   │   ├── firestoregetrules_test.go
│   │   │   │   └── firestoregetrules.go
│   │   │   ├── firestorelistcollections
│   │   │   │   ├── firestorelistcollections_test.go
│   │   │   │   └── firestorelistcollections.go
│   │   │   ├── firestorequery
│   │   │   │   ├── firestorequery_test.go
│   │   │   │   └── firestorequery.go
│   │   │   ├── firestorequerycollection
│   │   │   │   ├── firestorequerycollection_test.go
│   │   │   │   └── firestorequerycollection.go
│   │   │   ├── firestoreupdatedocument
│   │   │   │   ├── firestoreupdatedocument_test.go
│   │   │   │   └── firestoreupdatedocument.go
│   │   │   ├── firestorevalidaterules
│   │   │   │   ├── firestorevalidaterules_test.go
│   │   │   │   └── firestorevalidaterules.go
│   │   │   └── util
│   │   │       ├── converter_test.go
│   │   │       ├── converter.go
│   │   │       ├── validator_test.go
│   │   │       └── validator.go
│   │   ├── http
│   │   │   ├── http_test.go
│   │   │   └── http.go
│   │   ├── http_method.go
│   │   ├── looker
│   │   │   ├── lookeradddashboardelement
│   │   │   │   ├── lookeradddashboardelement_test.go
│   │   │   │   └── lookeradddashboardelement.go
│   │   │   ├── lookercommon
│   │   │   │   ├── lookercommon_test.go
│   │   │   │   └── lookercommon.go
│   │   │   ├── lookerconversationalanalytics
│   │   │   │   ├── lookerconversationalanalytics_test.go
│   │   │   │   └── lookerconversationalanalytics.go
│   │   │   ├── lookercreateprojectfile
│   │   │   │   ├── lookercreateprojectfile_test.go
│   │   │   │   └── lookercreateprojectfile.go
│   │   │   ├── lookerdeleteprojectfile
│   │   │   │   ├── lookerdeleteprojectfile_test.go
│   │   │   │   └── lookerdeleteprojectfile.go
│   │   │   ├── lookerdevmode
│   │   │   │   ├── lookerdevmode_test.go
│   │   │   │   └── lookerdevmode.go
│   │   │   ├── lookergetdashboards
│   │   │   │   ├── lookergetdashboards_test.go
│   │   │   │   └── lookergetdashboards.go
│   │   │   ├── lookergetdimensions
│   │   │   │   ├── lookergetdimensions_test.go
│   │   │   │   └── lookergetdimensions.go
│   │   │   ├── lookergetexplores
│   │   │   │   ├── lookergetexplores_test.go
│   │   │   │   └── lookergetexplores.go
│   │   │   ├── lookergetfilters
│   │   │   │   ├── lookergetfilters_test.go
│   │   │   │   └── lookergetfilters.go
│   │   │   ├── lookergetlooks
│   │   │   │   ├── lookergetlooks_test.go
│   │   │   │   └── lookergetlooks.go
│   │   │   ├── lookergetmeasures
│   │   │   │   ├── lookergetmeasures_test.go
│   │   │   │   └── lookergetmeasures.go
│   │   │   ├── lookergetmodels
│   │   │   │   ├── lookergetmodels_test.go
│   │   │   │   └── lookergetmodels.go
│   │   │   ├── lookergetparameters
│   │   │   │   ├── lookergetparameters_test.go
│   │   │   │   └── lookergetparameters.go
│   │   │   ├── lookergetprojectfile
│   │   │   │   ├── lookergetprojectfile_test.go
│   │   │   │   └── lookergetprojectfile.go
│   │   │   ├── lookergetprojectfiles
│   │   │   │   ├── lookergetprojectfiles_test.go
│   │   │   │   └── lookergetprojectfiles.go
│   │   │   ├── lookergetprojects
│   │   │   │   ├── lookergetprojects_test.go
│   │   │   │   └── lookergetprojects.go
│   │   │   ├── lookerhealthanalyze
│   │   │   │   ├── lookerhealthanalyze_test.go
│   │   │   │   └── lookerhealthanalyze.go
│   │   │   ├── lookerhealthpulse
│   │   │   │   ├── lookerhealthpulse_test.go
│   │   │   │   └── lookerhealthpulse.go
│   │   │   ├── lookerhealthvacuum
│   │   │   │   ├── lookerhealthvacuum_test.go
│   │   │   │   └── lookerhealthvacuum.go
│   │   │   ├── lookermakedashboard
│   │   │   │   ├── lookermakedashboard_test.go
│   │   │   │   └── lookermakedashboard.go
│   │   │   ├── lookermakelook
│   │   │   │   ├── lookermakelook_test.go
│   │   │   │   └── lookermakelook.go
│   │   │   ├── lookerquery
│   │   │   │   ├── lookerquery_test.go
│   │   │   │   └── lookerquery.go
│   │   │   ├── lookerquerysql
│   │   │   │   ├── lookerquerysql_test.go
│   │   │   │   └── lookerquerysql.go
│   │   │   ├── lookerqueryurl
│   │   │   │   ├── lookerqueryurl_test.go
│   │   │   │   └── lookerqueryurl.go
│   │   │   ├── lookerrunlook
│   │   │   │   ├── lookerrunlook_test.go
│   │   │   │   └── lookerrunlook.go
│   │   │   └── lookerupdateprojectfile
│   │   │       ├── lookerupdateprojectfile_test.go
│   │   │       └── lookerupdateprojectfile.go
│   │   ├── mongodb
│   │   │   ├── mongodbaggregate
│   │   │   │   ├── mongodbaggregate_test.go
│   │   │   │   └── mongodbaggregate.go
│   │   │   ├── mongodbdeletemany
│   │   │   │   ├── mongodbdeletemany_test.go
│   │   │   │   └── mongodbdeletemany.go
│   │   │   ├── mongodbdeleteone
│   │   │   │   ├── mongodbdeleteone_test.go
│   │   │   │   └── mongodbdeleteone.go
│   │   │   ├── mongodbfind
│   │   │   │   ├── mongodbfind_test.go
│   │   │   │   └── mongodbfind.go
│   │   │   ├── mongodbfindone
│   │   │   │   ├── mongodbfindone_test.go
│   │   │   │   └── mongodbfindone.go
│   │   │   ├── mongodbinsertmany
│   │   │   │   ├── mongodbinsertmany_test.go
│   │   │   │   └── mongodbinsertmany.go
│   │   │   ├── mongodbinsertone
│   │   │   │   ├── mongodbinsertone_test.go
│   │   │   │   └── mongodbinsertone.go
│   │   │   ├── mongodbupdatemany
│   │   │   │   ├── mongodbupdatemany_test.go
│   │   │   │   └── mongodbupdatemany.go
│   │   │   └── mongodbupdateone
│   │   │       ├── mongodbupdateone_test.go
│   │   │       └── mongodbupdateone.go
│   │   ├── mssql
│   │   │   ├── mssqlexecutesql
│   │   │   │   ├── mssqlexecutesql_test.go
│   │   │   │   └── mssqlexecutesql.go
│   │   │   ├── mssqllisttables
│   │   │   │   ├── mssqllisttables_test.go
│   │   │   │   └── mssqllisttables.go
│   │   │   └── mssqlsql
│   │   │       ├── mssqlsql_test.go
│   │   │       └── mssqlsql.go
│   │   ├── mysql
│   │   │   ├── mysqlcommon
│   │   │   │   └── mysqlcommon.go
│   │   │   ├── mysqlexecutesql
│   │   │   │   ├── mysqlexecutesql_test.go
│   │   │   │   └── mysqlexecutesql.go
│   │   │   ├── mysqllistactivequeries
│   │   │   │   ├── mysqllistactivequeries_test.go
│   │   │   │   └── mysqllistactivequeries.go
│   │   │   ├── mysqllisttablefragmentation
│   │   │   │   ├── mysqllisttablefragmentation_test.go
│   │   │   │   └── mysqllisttablefragmentation.go
│   │   │   ├── mysqllisttables
│   │   │   │   ├── mysqllisttables_test.go
│   │   │   │   └── mysqllisttables.go
│   │   │   ├── mysqllisttablesmissinguniqueindexes
│   │   │   │   ├── mysqllisttablesmissinguniqueindexes_test.go
│   │   │   │   └── mysqllisttablesmissinguniqueindexes.go
│   │   │   └── mysqlsql
│   │   │       ├── mysqlsql_test.go
│   │   │       └── mysqlsql.go
│   │   ├── neo4j
│   │   │   ├── neo4jcypher
│   │   │   │   ├── neo4jcypher_test.go
│   │   │   │   └── neo4jcypher.go
│   │   │   ├── neo4jexecutecypher
│   │   │   │   ├── classifier
│   │   │   │   │   ├── classifier_test.go
│   │   │   │   │   └── classifier.go
│   │   │   │   ├── neo4jexecutecypher_test.go
│   │   │   │   └── neo4jexecutecypher.go
│   │   │   └── neo4jschema
│   │   │       ├── cache
│   │   │       │   ├── cache_test.go
│   │   │       │   └── cache.go
│   │   │       ├── helpers
│   │   │       │   ├── helpers_test.go
│   │   │       │   └── helpers.go
│   │   │       ├── neo4jschema_test.go
│   │   │       ├── neo4jschema.go
│   │   │       └── types
│   │   │           └── types.go
│   │   ├── oceanbase
│   │   │   ├── oceanbaseexecutesql
│   │   │   │   ├── oceanbaseexecutesql_test.go
│   │   │   │   └── oceanbaseexecutesql.go
│   │   │   └── oceanbasesql
│   │   │       ├── oceanbasesql_test.go
│   │   │       └── oceanbasesql.go
│   │   ├── oracle
│   │   │   ├── oracleexecutesql
│   │   │   │   └── oracleexecutesql.go
│   │   │   └── oraclesql
│   │   │       └── oraclesql.go
│   │   ├── parameters_test.go
│   │   ├── parameters.go
│   │   ├── postgres
│   │   │   ├── postgresexecutesql
│   │   │   │   ├── postgresexecutesql_test.go
│   │   │   │   └── postgresexecutesql.go
│   │   │   ├── postgreslistactivequeries
│   │   │   │   ├── postgreslistactivequeries_test.go
│   │   │   │   └── postgreslistactivequeries.go
│   │   │   ├── postgreslistavailableextensions
│   │   │   │   ├── postgreslistavailableextensions_test.go
│   │   │   │   └── postgreslistavailableextensions.go
│   │   │   ├── postgreslistinstalledextensions
│   │   │   │   ├── postgreslistinstalledextensions_test.go
│   │   │   │   └── postgreslistinstalledextensions.go
│   │   │   ├── postgreslisttables
│   │   │   │   ├── postgreslisttables_test.go
│   │   │   │   └── postgreslisttables.go
│   │   │   └── postgressql
│   │   │       ├── postgressql_test.go
│   │   │       └── postgressql.go
│   │   ├── redis
│   │   │   ├── redis_test.go
│   │   │   └── redis.go
│   │   ├── spanner
│   │   │   ├── spannerexecutesql
│   │   │   │   ├── spannerexecutesql_test.go
│   │   │   │   └── spannerexecutesql.go
│   │   │   ├── spannerlisttables
│   │   │   │   ├── spannerlisttables_test.go
│   │   │   │   └── spannerlisttables.go
│   │   │   └── spannersql
│   │   │       ├── spanner_test.go
│   │   │       └── spannersql.go
│   │   ├── sqlite
│   │   │   ├── sqliteexecutesql
│   │   │   │   ├── sqliteexecutesql_test.go
│   │   │   │   └── sqliteexecutesql.go
│   │   │   └── sqlitesql
│   │   │       ├── sqlitesql_test.go
│   │   │       └── sqlitesql.go
│   │   ├── tidb
│   │   │   ├── tidbexecutesql
│   │   │   │   ├── tidbexecutesql_test.go
│   │   │   │   └── tidbexecutesql.go
│   │   │   └── tidbsql
│   │   │       ├── tidbsql_test.go
│   │   │       └── tidbsql.go
│   │   ├── tools_test.go
│   │   ├── tools.go
│   │   ├── toolsets.go
│   │   ├── trino
│   │   │   ├── trinoexecutesql
│   │   │   │   ├── trinoexecutesql_test.go
│   │   │   │   └── trinoexecutesql.go
│   │   │   └── trinosql
│   │   │       ├── trinosql_test.go
│   │   │       └── trinosql.go
│   │   ├── utility
│   │   │   └── wait
│   │   │       ├── wait_test.go
│   │   │       └── wait.go
│   │   ├── valkey
│   │   │   ├── valkey_test.go
│   │   │   └── valkey.go
│   │   └── yugabytedbsql
│   │       ├── yugabytedbsql_test.go
│   │       └── yugabytedbsql.go
│   └── util
│       └── util.go
├── LICENSE
├── logo.png
├── main.go
├── MCP-TOOLBOX-EXTENSION.md
├── README.md
└── tests
    ├── alloydb
    │   ├── alloydb_integration_test.go
    │   └── alloydb_wait_for_operation_test.go
    ├── alloydbainl
    │   └── alloydb_ai_nl_integration_test.go
    ├── alloydbpg
    │   └── alloydb_pg_integration_test.go
    ├── auth.go
    ├── bigquery
    │   └── bigquery_integration_test.go
    ├── bigtable
    │   └── bigtable_integration_test.go
    ├── cassandra
    │   └── cassandra_integration_test.go
    ├── clickhouse
    │   └── clickhouse_integration_test.go
    ├── cloudmonitoring
    │   └── cloud_monitoring_integration_test.go
    ├── cloudsql
    │   ├── cloud_sql_create_database_test.go
    │   ├── cloud_sql_create_users_test.go
    │   ├── cloud_sql_get_instances_test.go
    │   ├── cloud_sql_list_databases_test.go
    │   ├── cloudsql_list_instances_test.go
    │   └── cloudsql_wait_for_operation_test.go
    ├── cloudsqlmssql
    │   ├── cloud_sql_mssql_create_instance_integration_test.go
    │   └── cloud_sql_mssql_integration_test.go
    ├── cloudsqlmysql
    │   ├── cloud_sql_mysql_create_instance_integration_test.go
    │   └── cloud_sql_mysql_integration_test.go
    ├── cloudsqlpg
    │   ├── cloud_sql_pg_create_instances_test.go
    │   └── cloud_sql_pg_integration_test.go
    ├── common.go
    ├── couchbase
    │   └── couchbase_integration_test.go
    ├── dataform
    │   └── dataform_integration_test.go
    ├── dataplex
    │   └── dataplex_integration_test.go
    ├── dgraph
    │   └── dgraph_integration_test.go
    ├── firebird
    │   └── firebird_integration_test.go
    ├── firestore
    │   └── firestore_integration_test.go
    ├── http
    │   └── http_integration_test.go
    ├── looker
    │   └── looker_integration_test.go
    ├── mongodb
    │   └── mongodb_integration_test.go
    ├── mssql
    │   └── mssql_integration_test.go
    ├── mysql
    │   └── mysql_integration_test.go
    ├── neo4j
    │   └── neo4j_integration_test.go
    ├── oceanbase
    │   └── oceanbase_integration_test.go
    ├── option.go
    ├── oracle
    │   └── oracle_integration_test.go
    ├── postgres
    │   └── postgres_integration_test.go
    ├── redis
    │   └── redis_test.go
    ├── server.go
    ├── source.go
    ├── spanner
    │   └── spanner_integration_test.go
    ├── sqlite
    │   └── sqlite_integration_test.go
    ├── tidb
    │   └── tidb_integration_test.go
    ├── tool.go
    ├── trino
    │   └── trino_integration_test.go
    ├── utility
    │   └── wait_integration_test.go
    ├── valkey
    │   └── valkey_test.go
    └── yugabytedb
        └── yugabytedb_integration_test.go
```

# Files

--------------------------------------------------------------------------------
/internal/server/server_test.go:
--------------------------------------------------------------------------------

```go
// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package server_test

import (
	"context"
	"fmt"
	"io"
	"net/http"
	"os"
	"strings"
	"testing"

	"github.com/google/go-cmp/cmp"
	"github.com/googleapis/genai-toolbox/internal/auth"
	"github.com/googleapis/genai-toolbox/internal/log"
	"github.com/googleapis/genai-toolbox/internal/server"
	"github.com/googleapis/genai-toolbox/internal/sources"
	"github.com/googleapis/genai-toolbox/internal/sources/alloydbpg"
	"github.com/googleapis/genai-toolbox/internal/telemetry"
	"github.com/googleapis/genai-toolbox/internal/testutils"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/googleapis/genai-toolbox/internal/util"
)

func TestServe(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	addr, port := "127.0.0.1", 5000
	cfg := server.ServerConfig{
		Version: "0.0.0",
		Address: addr,
		Port:    port,
	}

	otelShutdown, err := telemetry.SetupOTel(ctx, "0.0.0", "", false, "toolbox")
	if err != nil {
		t.Fatalf("unexpected error: %s", err)
	}
	defer func() {
		err := otelShutdown(ctx)
		if err != nil {
			t.Fatalf("unexpected error: %s", err)
		}
	}()

	testLogger, err := log.NewStdLogger(os.Stdout, os.Stderr, "info")
	if err != nil {
		t.Fatalf("unexpected error: %s", err)
	}
	ctx = util.WithLogger(ctx, testLogger)

	instrumentation, err := telemetry.CreateTelemetryInstrumentation(cfg.Version)
	if err != nil {
		t.Fatalf("unexpected error: %s", err)
	}

	ctx = util.WithInstrumentation(ctx, instrumentation)

	s, err := server.NewServer(ctx, cfg)
	if err != nil {
		t.Fatalf("unable to initialize server: %v", err)
	}

	err = s.Listen(ctx)
	if err != nil {
		t.Fatalf("unable to start server: %v", err)
	}

	// start server in background
	errCh := make(chan error)
	go func() {
		defer close(errCh)

		err = s.Serve(ctx)
		if err != nil {
			errCh <- err
		}
	}()

	url := fmt.Sprintf("http://%s:%d/", addr, port)
	resp, err := http.Get(url)
	if err != nil {
		t.Fatalf("error when sending a request: %s", err)
	}
	defer resp.Body.Close()
	if resp.StatusCode != 200 {
		t.Fatalf("response status code is not 200")
	}
	raw, err := io.ReadAll(resp.Body)
	if err != nil {
		t.Fatalf("error reading from request body: %s", err)
	}
	if got := string(raw); strings.Contains(got, "0.0.0") {
		t.Fatalf("version missing from output: %q", got)
	}
}

func TestUpdateServer(t *testing.T) {
	ctx, err := testutils.ContextWithNewLogger()
	if err != nil {
		t.Fatalf("error setting up logger: %s", err)
	}

	addr, port := "127.0.0.1", 5000
	cfg := server.ServerConfig{
		Version: "0.0.0",
		Address: addr,
		Port:    port,
	}

	instrumentation, err := telemetry.CreateTelemetryInstrumentation(cfg.Version)
	if err != nil {
		t.Fatalf("unexpected error: %s", err)
	}

	ctx = util.WithInstrumentation(ctx, instrumentation)

	s, err := server.NewServer(ctx, cfg)
	if err != nil {
		t.Fatalf("error setting up server: %s", err)
	}

	newSources := map[string]sources.Source{
		"example-source": &alloydbpg.Source{
			Name: "example-alloydb-source",
			Kind: "alloydb-postgres",
		},
	}
	newAuth := map[string]auth.AuthService{"example-auth": nil}
	newTools := map[string]tools.Tool{"example-tool": nil}
	newToolsets := map[string]tools.Toolset{
		"example-toolset": {
			Name: "example-toolset", Tools: []*tools.Tool{},
		},
	}
	s.ResourceMgr.SetResources(newSources, newAuth, newTools, newToolsets)
	if err != nil {
		t.Errorf("error updating server: %s", err)
	}

	gotSource, _ := s.ResourceMgr.GetSource("example-source")
	if diff := cmp.Diff(gotSource, newSources["example-source"]); diff != "" {
		t.Errorf("error updating server, sources (-want +got):\n%s", diff)
	}

	gotAuthService, _ := s.ResourceMgr.GetAuthService("example-auth")
	if diff := cmp.Diff(gotAuthService, newAuth["example-auth"]); diff != "" {
		t.Errorf("error updating server, authServices (-want +got):\n%s", diff)
	}

	gotTool, _ := s.ResourceMgr.GetTool("example-tool")
	if diff := cmp.Diff(gotTool, newTools["example-tool"]); diff != "" {
		t.Errorf("error updating server, tools (-want +got):\n%s", diff)
	}

	gotToolset, _ := s.ResourceMgr.GetToolset("example-toolset")
	if diff := cmp.Diff(gotToolset, newToolsets["example-toolset"]); diff != "" {
		t.Errorf("error updating server, toolset (-want +got):\n%s", diff)
	}
}

```

--------------------------------------------------------------------------------
/docs/en/resources/sources/oracle.md:
--------------------------------------------------------------------------------

```markdown
---
title: "Oracle"
type: docs
weight: 1
description: >
  Oracle Database is a widely-used relational database management system.
---

## About

[Oracle Database][oracle-docs] is a multi-model database management system produced and marketed by Oracle Corporation. It is commonly used for running online transaction processing (OLTP), data warehousing (DW), and mixed (OLTP & DW) database workloads.

[oracle-docs]: https://www.oracle.com/database/

## Available Tools

- [`oracle-sql`](../tools/oracle/oracle-sql.md)
  Execute pre-defined prepared SQL queries in Oracle.

- [`oracle-execute-sql`](../tools/oracle/oracle-execute-sql.md)
  Run parameterized SQL queries in Oracle.

## Requirements

### Database User

This source uses standard authentication. You will need to [create an Oracle user][oracle-users] to log in to the database with the necessary permissions.

[oracle-users]:
    https://docs.oracle.com/en/database/oracle/oracle-database/21/sqlrf/CREATE-USER.html

## Connection Methods

You can configure the connection to your Oracle database using one of the following three methods. **You should only use one method** in your source configuration.

### Basic Connection (Host/Port/Service Name)

This is the most straightforward method, where you provide the connection details as separate fields:

- `host`: The IP address or hostname of the database server.
- `port`: The port number the Oracle listener is running on (typically 1521).
- `serviceName`: The service name for the database instance you wish to connect to.

### Connection String

As an alternative, you can provide all the connection details in a single `connectionString`. This is a convenient way to consolidate the connection information. The typical format is `hostname:port/servicename`.

### TNS Alias

For environments that use a `tnsnames.ora` configuration file, you can connect using a TNS (Transparent Network Substrate) alias.

- `tnsAlias`: Specify the alias name defined in your `tnsnames.ora` file.
- `tnsAdmin` (Optional): If your configuration file is not in a standard location, you can use this field to provide the path to the directory containing it. This setting will override the `TNS_ADMIN` environment variable.

## Example

```yaml
sources:
    my-oracle-source:
        kind: oracle
        # --- Choose one connection method ---
        # 1. Host, Port, and Service Name
        host: 127.0.0.1
        port: 1521
        serviceName: XEPDB1

        # 2. Direct Connection String
        connectionString: "127.0.0.1:1521/XEPDB1"

        # 3. TNS Alias (requires tnsnames.ora)
        tnsAlias: "MY_DB_ALIAS"
        tnsAdmin: "/opt/oracle/network/admin" # Optional: overrides TNS_ADMIN env var

        user: ${USER_NAME}
        password: ${PASSWORD}

```

{{< notice tip >}}
Use environment variable replacement with the format ${ENV_NAME}
instead of hardcoding your secrets into the configuration file.
{{< /notice >}}

## Reference

| **field**        | **type** | **required** | **description**                                                                                                             |
|------------------|:--------:|:------------:|-----------------------------------------------------------------------------------------------------------------------------|
| kind             |  string  |     true     | Must be "oracle".                                                                                                           |
| user             |  string  |     true     | Name of the Oracle user to connect as (e.g. "my-oracle-user").                                                              |
| password         |  string  |     true     | Password of the Oracle user (e.g. "my-password").                                                                           |
| host             |  string  |    false     | IP address or hostname to connect to (e.g. "127.0.0.1"). Required if not using `connectionString` or `tnsAlias`.            |
| port             | integer  |    false     | Port to connect to (e.g. "1521"). Required if not using `connectionString` or `tnsAlias`.                                   |
| serviceName      |  string  |    false     | The Oracle service name of the database to connect to. Required if not using `connectionString` or `tnsAlias`.              |
| connectionString |  string  |    false     | A direct connection string (e.g. "hostname:port/servicename"). Use as an alternative to `host`, `port`, and `serviceName`.  |
| tnsAlias         |  string  |    false     | A TNS alias from a `tnsnames.ora` file. Use as an alternative to `host`/`port` or `connectionString`.                       |
| tnsAdmin         |  string  |    false     | Path to the directory containing the `tnsnames.ora` file. This overrides the `TNS_ADMIN` environment variable if it is set. |

```

--------------------------------------------------------------------------------
/docs/en/getting-started/local_quickstart.md:
--------------------------------------------------------------------------------

```markdown
---
title: "Python Quickstart (Local)"
type: docs
weight: 2
description: >
  How to get started running Toolbox locally with [Python](https://github.com/googleapis/mcp-toolbox-sdk-python), PostgreSQL, and  [Agent Development Kit](https://google.github.io/adk-docs/),
  [LangGraph](https://www.langchain.com/langgraph), [LlamaIndex](https://www.llamaindex.ai/) or [GoogleGenAI](https://pypi.org/project/google-genai/).
---

[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/googleapis/genai-toolbox/blob/main/docs/en/getting-started/colab_quickstart.ipynb)

## Before you begin

This guide assumes you have already done the following:

1. Installed [Python 3.9+][install-python] (including [pip][install-pip] and
   your preferred virtual environment tool for managing dependencies e.g.
   [venv][install-venv]).
1. Installed [PostgreSQL 16+ and the `psql` client][install-postgres].

[install-python]: https://wiki.python.org/moin/BeginnersGuide/Download
[install-pip]: https://pip.pypa.io/en/stable/installation/
[install-venv]:
    https://packaging.python.org/en/latest/tutorials/installing-packages/#creating-virtual-environments
[install-postgres]: https://www.postgresql.org/download/

### Cloud Setup (Optional)
{{< regionInclude "quickstart/shared/cloud_setup.md" "cloud_setup" >}}

## Step 1: Set up your database
{{< regionInclude "quickstart/shared/database_setup.md" "database_setup" >}}

## Step 2: Install and configure Toolbox
{{< regionInclude "quickstart/shared/configure_toolbox.md" "configure_toolbox" >}}

## Step 3: Connect your agent to Toolbox

In this section, we will write and run an agent that will load the Tools
from Toolbox.

{{< notice tip>}}
If you prefer to experiment within a Google Colab environment, you can connect
to a [local
runtime](https://research.google.com/colaboratory/local-runtimes.html).
{{< /notice >}}

1. In a new terminal, install the SDK package.

    {{< tabpane persist=header >}}
{{< tab header="ADK" lang="bash" >}}

pip install toolbox-core
{{< /tab >}}
{{< tab header="Langchain" lang="bash" >}}

pip install toolbox-langchain
{{< /tab >}}
{{< tab header="LlamaIndex" lang="bash" >}}

pip install toolbox-llamaindex
{{< /tab >}}
{{< tab header="Core" lang="bash" >}}

pip install toolbox-core
{{< /tab >}}
{{< /tabpane >}}

1. Install other required dependencies:

    {{< tabpane persist=header >}}
{{< tab header="ADK" lang="bash" >}}

pip install google-adk
{{< /tab >}}
{{< tab header="Langchain" lang="bash" >}}

# TODO(developer): replace with correct package if needed

pip install langgraph langchain-google-vertexai

# pip install langchain-google-genai

# pip install langchain-anthropic

{{< /tab >}}
{{< tab header="LlamaIndex" lang="bash" >}}

# TODO(developer): replace with correct package if needed

pip install llama-index-llms-google-genai

# pip install llama-index-llms-anthropic

{{< /tab >}}
{{< tab header="Core" lang="bash" >}}

pip install google-genai
{{< /tab >}}
{{< /tabpane >}}

1. Create a new file named `hotel_agent.py` and copy the following
   code to create an agent:
    {{< tabpane persist=header >}}
{{< tab header="ADK" lang="python" >}}

{{< include "quickstart/python/adk/quickstart.py" >}}

{{< /tab >}}
{{< tab header="LangChain" lang="python" >}}

{{< include "quickstart/python/langchain/quickstart.py" >}}

{{< /tab >}}
{{< tab header="LlamaIndex" lang="python" >}}

{{< include "quickstart/python/llamaindex/quickstart.py" >}}

{{< /tab >}}
{{< tab header="Core" lang="python" >}}

{{< include "quickstart/python/core/quickstart.py" >}}

{{< /tab >}}
{{< /tabpane >}}

    {{< tabpane text=true persist=header >}}
{{% tab header="ADK" lang="en" %}}
To learn more about Agent Development Kit, check out the [ADK
documentation.](https://google.github.io/adk-docs/)
{{% /tab %}}
{{% tab header="Langchain" lang="en" %}}
To learn more about Agents in LangChain, check out the [LangGraph Agent
documentation.](https://langchain-ai.github.io/langgraph/reference/prebuilt/#langgraph.prebuilt.chat_agent_executor.create_react_agent)
{{% /tab %}}
{{% tab header="LlamaIndex" lang="en" %}}
To learn more about Agents in LlamaIndex, check out the [LlamaIndex
AgentWorkflow
documentation.](https://docs.llamaindex.ai/en/stable/examples/agent/agent_workflow_basic/)
{{% /tab %}}
{{% tab header="Core" lang="en" %}}
To learn more about tool calling with Google GenAI, check out the
[Google GenAI
Documentation](https://github.com/googleapis/python-genai?tab=readme-ov-file#manually-declare-and-invoke-a-function-for-function-calling).
{{% /tab %}}
{{< /tabpane >}}

1. Run your agent, and observe the results:

    ```sh
    python hotel_agent.py
    ```

{{< notice info >}}
For more information, visit the [Python SDK
repo](https://github.com/googleapis/mcp-toolbox-sdk-python).
{{</ notice >}}

```

--------------------------------------------------------------------------------
/docs/en/resources/tools/mysql/mysql-sql.md:
--------------------------------------------------------------------------------

```markdown
---
title: "mysql-sql"
type: docs
weight: 1
description: >
  A "mysql-sql" tool executes a pre-defined SQL statement against a MySQL
  database.
aliases:
- /resources/tools/mysql-sql
---

## About

A `mysql-sql` tool executes a pre-defined SQL statement against a MySQL
database. It's compatible with any of the following sources:

- [cloud-sql-mysql](../../sources/cloud-sql-mysql.md)
- [mysql](../../sources/mysql.md)

The specified SQL statement is executed as a [prepared statement][mysql-prepare],
and expects parameters in the SQL query to be in the form of placeholders `?`.

[mysql-prepare]: https://dev.mysql.com/doc/refman/8.4/en/sql-prepared-statements.html

## Example

> **Note:** This tool uses parameterized queries to prevent SQL injections.
> Query parameters can be used as substitutes for arbitrary expressions.
> Parameters cannot be used as substitutes for identifiers, column names, table
> names, or other parts of the query.

```yaml
tools:
 search_flights_by_number:
    kind: mysql-sql
    source: my-mysql-instance
    statement: |
      SELECT * FROM flights
      WHERE airline = ?
      AND flight_number = ?
      LIMIT 10
    description: |
      Use this tool to get information for a specific flight.
      Takes an airline code and flight number and returns info on the flight.
      Do NOT use this tool with a flight id. Do NOT guess an airline code or flight number.
      A airline code is a code for an airline service consisting of two-character
      airline designator and followed by flight number, which is 1 to 4 digit number.
      For example, if given CY 0123, the airline is "CY", and flight_number is "123".
      Another example for this is DL 1234, the airline is "DL", and flight_number is "1234".
      If the tool returns more than one option choose the date closes to today.
      Example:
      {{
          "airline": "CY",
          "flight_number": "888",
      }}
      Example:
      {{
          "airline": "DL",
          "flight_number": "1234",
      }}
    parameters:
      - name: airline
        type: string
        description: Airline unique 2 letter identifier
      - name: flight_number
        type: string
        description: 1 to 4 digit number
```

### Example with Template Parameters

> **Note:** This tool allows direct modifications to the SQL statement,
> including identifiers, column names, and table names. **This makes it more
> vulnerable to SQL injections**. Using basic parameters only (see above) is
> recommended for performance and safety reasons. For more details, please check
> [templateParameters](..#template-parameters).

```yaml
tools:
 list_table:
    kind: mysql-sql
    source: my-mysql-instance
    statement: |
      SELECT * FROM {{.tableName}};
    description: |
      Use this tool to list all information from a specific table.
      Example:
      {{
          "tableName": "flights",
      }}
    templateParameters:
      - name: tableName
        type: string
        description: Table to select from
```

## Reference

| **field**          |                  **type**                        | **required** | **description**                                                                                                                            |
|--------------------|:------------------------------------------------:|:------------:|--------------------------------------------------------------------------------------------------------------------------------------------|
| kind               |                   string                         |     true     | Must be "mysql-sql".                                                                                                                       |
| source             |                   string                         |     true     | Name of the source the SQL should execute on.                                                                                              |
| description        |                   string                         |     true     | Description of the tool that is passed to the LLM.                                                                                         |
| statement          |                   string                         |     true     | SQL statement to execute on.                                                                                                               |
| parameters         | [parameters](../#specifying-parameters)       |    false     | List of [parameters](../#specifying-parameters) that will be inserted into the SQL statement.                                           |
| templateParameters | [templateParameters](..#template-parameters) |    false     | List of [templateParameters](..#template-parameters) that will be inserted into the SQL statement before executing prepared statement. |

```

--------------------------------------------------------------------------------
/internal/tools/alloydb/alloydblistclusters/alloydblistclusters.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package alloydblistclusters

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	alloydbadmin "github.com/googleapis/genai-toolbox/internal/sources/alloydbadmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "alloydb-list-clusters"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Configuration for the list-clusters tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
	BaseURL      string   `yaml:"baseURL"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("source %q not found", cfg.Source)
	}

	s, ok := rawS.(*alloydbadmin.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `%s`", kind, alloydbadmin.SourceKind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The GCP project ID to list clusters for."),
		tools.NewStringParameterWithDefault("location", "-", "Optional: The location to list clusters in (e.g., 'us-central1'). Use '-' to list clusters across all locations.(Default: '-')"),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Lists all AlloyDB clusters in a given project and location."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:        cfg.Name,
		Kind:        kind,
		Source:      s,
		AllParams:   allParameters,
		manifest:    tools.Manifest{Description: description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest: mcpManifest,
	}, nil
}

// Tool represents the list-clusters tool.
type Tool struct {
	Name        string `yaml:"name"`
	Kind        string `yaml:"kind"`
	Description string `yaml:"description"`

	Source    *alloydbadmin.Source
	AllParams tools.Parameters `yaml:"allParams"`

	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid or missing 'project' parameter; expected a string")
	}
	location, ok := paramsMap["location"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'location' parameter; expected a string")
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	urlString := fmt.Sprintf("projects/%s/locations/%s", project, location)

	resp, err := service.Projects.Locations.Clusters.List(urlString).Do()
	if err != nil {
		return nil, fmt.Errorf("error listing AlloyDB clusters: %w", err)
	}

	return resp, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/internal/tools/neo4j/neo4jschema/cache/cache_test.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package cache

import (
	"sync"
	"testing"
	"time"
)

// TestCache_SetAndGet verifies the basic functionality of setting a value
// and immediately retrieving it.
func TestCache_SetAndGet(t *testing.T) {
	cache := NewCache()
	defer cache.Stop()

	key := "testKey"
	value := "testValue"

	cache.Set(key, value, 1*time.Minute)

	retrievedValue, found := cache.Get(key)
	if !found {
		t.Errorf("Expected to find key %q, but it was not found", key)
	}

	if retrievedValue != value {
		t.Errorf("Expected value %q, but got %q", value, retrievedValue)
	}
}

// TestCache_GetExpired tests that an item is not retrievable after it has expired.
func TestCache_GetExpired(t *testing.T) {
	cache := NewCache()
	defer cache.Stop()

	key := "expiredKey"
	value := "expiredValue"

	// Set an item with a very short TTL.
	cache.Set(key, value, 1*time.Millisecond)
	time.Sleep(2 * time.Millisecond) // Wait for the item to expire.

	// Attempt to get the expired item.
	_, found := cache.Get(key)
	if found {
		t.Errorf("Expected key %q to be expired, but it was found", key)
	}
}

// TestCache_SetNoExpiration ensures that an item with a TTL of 0 or less
// does not expire.
func TestCache_SetNoExpiration(t *testing.T) {
	cache := NewCache()
	defer cache.Stop()

	key := "noExpireKey"
	value := "noExpireValue"

	cache.Set(key, value, 0) // Setting with 0 should mean no expiration.
	time.Sleep(5 * time.Millisecond)

	retrievedValue, found := cache.Get(key)
	if !found {
		t.Errorf("Expected to find key %q, but it was not found", key)
	}
	if retrievedValue != value {
		t.Errorf("Expected value %q, but got %q", value, retrievedValue)
	}
}

// TestCache_Janitor verifies that the janitor goroutine automatically removes
// expired items from the cache.
func TestCache_Janitor(t *testing.T) {
	// Initialize cache with a very short janitor interval for quick testing.
	cache := NewCache().WithJanitor(10 * time.Millisecond)
	defer cache.Stop()

	expiredKey := "expired"
	activeKey := "active"

	// Set one item that will expire and one that will not.
	cache.Set(expiredKey, "value", 1*time.Millisecond)
	cache.Set(activeKey, "value", 1*time.Hour)

	// Wait longer than the janitor interval to ensure it has a chance to run.
	time.Sleep(20 * time.Millisecond)

	// Check that the expired key has been removed.
	_, found := cache.Get(expiredKey)
	if found {
		t.Errorf("Expected janitor to clean up expired key %q, but it was found", expiredKey)
	}

	// Check that the active key is still present.
	_, found = cache.Get(activeKey)
	if !found {
		t.Errorf("Expected active key %q to be present, but it was not found", activeKey)
	}
}

// TestCache_Stop ensures that calling the Stop method does not cause a panic,
// regardless of whether the janitor is running or not. It also tests idempotency.
func TestCache_Stop(t *testing.T) {
	t.Run("Stop without janitor", func(t *testing.T) {
		cache := NewCache()
		// Test that calling Stop multiple times on a cache without a janitor is safe.
		cache.Stop()
		cache.Stop()
	})

	t.Run("Stop with janitor", func(t *testing.T) {
		cache := NewCache().WithJanitor(1 * time.Minute)
		// Test that calling Stop multiple times on a cache with a janitor is safe.
		cache.Stop()
		cache.Stop()
	})
}

// TestCache_Concurrent performs a stress test on the cache with concurrent
// reads and writes to check for race conditions.
func TestCache_Concurrent(t *testing.T) {
	cache := NewCache().WithJanitor(100 * time.Millisecond)
	defer cache.Stop()

	var wg sync.WaitGroup
	numGoroutines := 100
	numOperations := 1000

	// Start concurrent writer goroutines.
	for i := 0; i < numGoroutines; i++ {
		wg.Add(1)
		go func(g int) {
			defer wg.Done()
			for j := 0; j < numOperations; j++ {
				key := string(rune(g*numOperations + j))
				value := g*numOperations + j
				cache.Set(key, value, 10*time.Second)
			}
		}(i)
	}

	// Start concurrent reader goroutines.
	for i := 0; i < numGoroutines; i++ {
		wg.Add(1)
		go func(g int) {
			defer wg.Done()
			for j := 0; j < numOperations; j++ {
				key := string(rune(g*numOperations + j))
				cache.Get(key) // We don't check the result, just that access is safe.
			}
		}(i)
	}

	// Wait for all goroutines to complete. If a race condition exists, the Go
	// race detector (`go test -race`) will likely catch it.
	wg.Wait()
}

```

--------------------------------------------------------------------------------
/internal/tools/alloydb/alloydbgetcluster/alloydbgetcluster.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package alloydbgetcluster

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	alloydbadmin "github.com/googleapis/genai-toolbox/internal/sources/alloydbadmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "alloydb-get-cluster"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Configuration for the get-cluster tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
	BaseURL      string   `yaml:"baseURL"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("source %q not found", cfg.Source)
	}

	s, ok := rawS.(*alloydbadmin.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `%s`", kind, alloydbadmin.SourceKind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The GCP project ID."),
		tools.NewStringParameter("location", "The location of the cluster (e.g., 'us-central1')."),
		tools.NewStringParameter("cluster", "The ID of the cluster."),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Retrieves details about a specific AlloyDB cluster."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:        cfg.Name,
		Kind:        kind,
		Source:      s,
		AllParams:   allParameters,
		manifest:    tools.Manifest{Description: description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest: mcpManifest,
	}, nil
}

// Tool represents the get-cluster tool.
type Tool struct {
	Name string `yaml:"name"`
	Kind string `yaml:"kind"`

	Source    *alloydbadmin.Source
	AllParams tools.Parameters

	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid or missing 'project' parameter; expected a string")
	}
	location, ok := paramsMap["location"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'location' parameter; expected a string")
	}
	cluster, ok := paramsMap["cluster"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'cluster' parameter; expected a string")
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	urlString := fmt.Sprintf("projects/%s/locations/%s/clusters/%s", project, location, cluster)

	resp, err := service.Projects.Locations.Clusters.Get(urlString).Do()
	if err != nil {
		return nil, fmt.Errorf("error getting AlloyDB cluster: %w", err)
	}

	return resp, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/internal/tools/firestore/firestoregetrules/firestoregetrules.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package firestoregetrules

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	firestoreds "github.com/googleapis/genai-toolbox/internal/sources/firestore"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"google.golang.org/api/firebaserules/v1"
)

const kind string = "firestore-get-rules"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type compatibleSource interface {
	FirebaseRulesClient() *firebaserules.Service
	GetProjectId() string
	GetDatabaseId() string
}

// validate compatible sources are still compatible
var _ compatibleSource = &firestoreds.Source{}

var compatibleSources = [...]string{firestoreds.SourceKind}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(compatibleSource)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be one of %q", kind, compatibleSources)
	}

	// No parameters needed for this tool
	parameters := tools.Parameters{}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	t := Tool{
		Name:         cfg.Name,
		Kind:         kind,
		Parameters:   parameters,
		AuthRequired: cfg.AuthRequired,
		RulesClient:  s.FirebaseRulesClient(),
		ProjectId:    s.GetProjectId(),
		DatabaseId:   s.GetDatabaseId(),
		manifest:     tools.Manifest{Description: cfg.Description, Parameters: parameters.Manifest(), AuthRequired: cfg.AuthRequired},
		mcpManifest:  mcpManifest,
	}
	return t, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name         string           `yaml:"name"`
	Kind         string           `yaml:"kind"`
	AuthRequired []string         `yaml:"authRequired"`
	Parameters   tools.Parameters `yaml:"parameters"`

	RulesClient *firebaserules.Service
	ProjectId   string
	DatabaseId  string
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	// Get the latest release for Firestore
	releaseName := fmt.Sprintf("projects/%s/releases/cloud.firestore/%s", t.ProjectId, t.DatabaseId)
	release, err := t.RulesClient.Projects.Releases.Get(releaseName).Context(ctx).Do()
	if err != nil {
		return nil, fmt.Errorf("failed to get latest Firestore release: %w", err)
	}

	if release.RulesetName == "" {
		return nil, fmt.Errorf("no active Firestore rules were found in project '%s' and database '%s'", t.ProjectId, t.DatabaseId)
	}

	// Get the ruleset content
	ruleset, err := t.RulesClient.Projects.Rulesets.Get(release.RulesetName).Context(ctx).Do()
	if err != nil {
		return nil, fmt.Errorf("failed to get ruleset content: %w", err)
	}

	if ruleset.Source == nil || len(ruleset.Source.Files) == 0 {
		return nil, fmt.Errorf("no rules files found in ruleset")
	}

	return ruleset, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.Parameters, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/internal/tools/postgres/postgreslistinstalledextensions/postgreslistinstalledextensions.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package postgreslistinstalledextensions

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	"github.com/googleapis/genai-toolbox/internal/sources/alloydbpg"
	"github.com/googleapis/genai-toolbox/internal/sources/cloudsqlpg"
	"github.com/googleapis/genai-toolbox/internal/sources/postgres"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/jackc/pgx/v5/pgxpool"
)

const kind string = "postgres-list-installed-extensions"

const listAvailableExtensionsQuery = `
	SELECT
		e.extname AS name,
		e.extversion AS version,
		n.nspname AS schema,
		pg_get_userbyid(e.extowner) AS owner,
		c.description AS description
	FROM
		pg_catalog.pg_extension e
	LEFT JOIN
		pg_catalog.pg_namespace n
	ON
		n.oid = e.extnamespace
	LEFT JOIN
		pg_catalog.pg_description c
	ON
		c.objoid = e.oid
		AND c.classoid = 'pg_catalog.pg_extension'::pg_catalog.regclass
	ORDER BY 1;
`

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type compatibleSource interface {
	PostgresPool() *pgxpool.Pool
}

// validate compatible sources are still compatible
var _ compatibleSource = &alloydbpg.Source{}
var _ compatibleSource = &cloudsqlpg.Source{}
var _ compatibleSource = &postgres.Source{}

var compatibleSources = [...]string{alloydbpg.SourceKind, cloudsqlpg.SourceKind, postgres.SourceKind}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(compatibleSource)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be one of %q", kind, compatibleSources)
	}

	parameters := tools.Parameters{}
	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	t := Tool{
		Name:         cfg.Name,
		Kind:         cfg.Kind,
		AuthRequired: cfg.AuthRequired,
		Pool:         s.PostgresPool(),
		manifest: tools.Manifest{
			Description:  cfg.Description,
			Parameters:   parameters.Manifest(),
			AuthRequired: cfg.AuthRequired,
		},
		mcpManifest: mcpManifest,
	}
	return t, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name         string   `yaml:"name"`
	Kind         string   `yaml:"kind"`
	AuthRequired []string `yaml:"authRequired"`
	Pool         *pgxpool.Pool
	manifest     tools.Manifest
	mcpManifest  tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	results, err := t.Pool.Query(ctx, listAvailableExtensionsQuery)
	if err != nil {
		return nil, fmt.Errorf("unable to execute query: %w", err)
	}

	fields := results.FieldDescriptions()

	var out []any
	for results.Next() {
		v, err := results.Values()
		if err != nil {
			return nil, fmt.Errorf("unable to parse row: %w", err)
		}
		vMap := make(map[string]any)
		for i, f := range fields {
			vMap[f.Name] = v[i]
		}
		out = append(out, vMap)
	}

	return out, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParamValues{}, nil
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/docs/en/resources/tools/couchbase/couchbase-sql.md:
--------------------------------------------------------------------------------

```markdown
---
title: "couchbase-sql"
type: docs
weight: 1
description: >
  A "couchbase-sql" tool executes a pre-defined SQL statement against a Couchbase
  database.
aliases:
- /resources/tools/couchbase-sql
---

## About

A `couchbase-sql` tool executes a pre-defined SQL statement against a Couchbase
database. It's compatible with any of the following sources:

- [couchbase](../../sources/couchbase.md)

The specified SQL statement is executed as a parameterized statement, and specified
parameters will be used according to their name: e.g. `$id`.

## Example

> **Note:** This tool uses parameterized queries to prevent SQL injections.
> Query parameters can be used as substitutes for arbitrary expressions.
> Parameters cannot be used as substitutes for identifiers, column names, table
> names, or other parts of the query.

```yaml
tools:
    search_products_by_category:
        kind: couchbase-sql
        source: my-couchbase-instance
        statement: |
            SELECT p.name, p.price, p.description
            FROM products p
            WHERE p.category = $category AND p.price < $max_price
            ORDER BY p.price DESC
            LIMIT 10
        description: |
            Use this tool to get a list of products for a specific category under a maximum price.
            Takes a category name, e.g. "Electronics" and a maximum price e.g 500 and returns a list of product names, prices, and descriptions.
            Do NOT use this tool with invalid category names. Do NOT guess a category name, Do NOT guess a price.
            Example:
            {{
                "category": "Electronics",
                "max_price": 500
            }}
            Example:
            {{
                "category": "Furniture",
                "max_price": 1000
            }}
        parameters:
            - name: category
              type: string
              description: Product category name
            - name: max_price
              type: integer
              description: Maximum price (positive integer)
```

### Example with Template Parameters

> **Note:** This tool allows direct modifications to the SQL statement,
> including identifiers, column names, and table names. **This makes it more
> vulnerable to SQL injections**. Using basic parameters only (see above) is
> recommended for performance and safety reasons. For more details, please check
> [templateParameters](..#template-parameters).

```yaml
tools:
 list_table:
    kind: couchbase-sql
    source: my-couchbase-instance
    statement: |
      SELECT * FROM {{.tableName}};
    description: |
      Use this tool to list all information from a specific table.
      Example:
      {{
          "tableName": "flights",
      }}
    templateParameters:
      - name: tableName
        type: string
        description: Table to select from
```

## Reference

| **field**          |                  **type**                        | **required** | **description**                                                                                                                            |
|--------------------|:------------------------------------------------:|:------------:|--------------------------------------------------------------------------------------------------------------------------------------------|
| kind               |                   string                         |     true     | Must be "couchbase-sql".                                                                                                                   |
| source             |                   string                         |     true     | Name of the source the SQL query should execute on.                                                                                        |
| description        |                   string                         |     true     | Description of the tool that is passed to the LLM.                                                                                         |
| statement          |                   string                         |     true     | SQL statement to execute                                                                                                                   |
| parameters         | [parameters](../#specifying-parameters)       |    false     | List of [parameters](../#specifying-parameters) that will be used with the SQL statement.                                               |
| templateParameters | [templateParameters](..#template-parameters) |    false     | List of [templateParameters](..#template-parameters) that will be inserted into the SQL statement before executing prepared statement. |
| authRequired       |                array[string]                     |    false     | List of auth services that are required to use this tool.                                                                                  |

```

--------------------------------------------------------------------------------
/internal/util/util.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package util

import (
	"bytes"
	"context"
	"encoding/json"
	"fmt"
	"io"
	"strings"

	"github.com/go-playground/validator/v10"
	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/log"
	"github.com/googleapis/genai-toolbox/internal/telemetry"
)

// DecodeJSON decodes a given reader into an interface using the json decoder.
func DecodeJSON(r io.Reader, v interface{}) error {
	defer io.Copy(io.Discard, r) //nolint:errcheck
	d := json.NewDecoder(r)
	// specify JSON numbers should get parsed to json.Number instead of float64 by default.
	// This prevents loss between floats/ints.
	d.UseNumber()
	return d.Decode(v)
}

// ConvertNumbers traverses an interface and converts all json.Number
// instances to int64 or float64.
func ConvertNumbers(data any) (any, error) {
	switch v := data.(type) {
	// If it's a map, recursively convert the values.
	case map[string]any:
		for key, val := range v {
			convertedVal, err := ConvertNumbers(val)
			if err != nil {
				return nil, err
			}
			v[key] = convertedVal
		}
		return v, nil

	// If it's a slice, recursively convert the elements.
	case []any:
		for i, val := range v {
			convertedVal, err := ConvertNumbers(val)
			if err != nil {
				return nil, err
			}
			v[i] = convertedVal
		}
		return v, nil

	// If it's a json.Number, convert it to float or int
	case json.Number:
		// Check for a decimal point to decide the type.
		if strings.Contains(v.String(), ".") {
			return v.Float64()
		}
		return v.Int64()

	// For all other types, return them as is.
	default:
		return data, nil
	}
}

var _ yaml.InterfaceUnmarshalerContext = &DelayedUnmarshaler{}

// DelayedUnmarshaler is struct that saves the provided unmarshal function
// passed to UnmarshalYAML so it can be re-used later once the target interface
// is known.
type DelayedUnmarshaler struct {
	unmarshal func(interface{}) error
}

func (d *DelayedUnmarshaler) UnmarshalYAML(ctx context.Context, unmarshal func(interface{}) error) error {
	d.unmarshal = unmarshal
	return nil
}

func (d *DelayedUnmarshaler) Unmarshal(v interface{}) error {
	if d.unmarshal == nil {
		return fmt.Errorf("nothing to unmarshal")
	}
	return d.unmarshal(v)
}

type contextKey string

// userAgentKey is the key used to store userAgent within context
const userAgentKey contextKey = "userAgent"

// WithUserAgent adds a user agent into the context as a value
func WithUserAgent(ctx context.Context, versionString string) context.Context {
	userAgent := "genai-toolbox/" + versionString
	return context.WithValue(ctx, userAgentKey, userAgent)
}

// UserAgentFromContext retrieves the user agent or return an error
func UserAgentFromContext(ctx context.Context) (string, error) {
	if ua := ctx.Value(userAgentKey); ua != nil {
		return ua.(string), nil
	} else {
		return "", fmt.Errorf("unable to retrieve user agent")
	}
}

func NewStrictDecoder(v interface{}) (*yaml.Decoder, error) {
	b, err := yaml.Marshal(v)
	if err != nil {
		return nil, fmt.Errorf("fail to marshal %q: %w", v, err)
	}

	dec := yaml.NewDecoder(
		bytes.NewReader(b),
		yaml.Strict(),
		yaml.Validator(validator.New()),
	)
	return dec, nil
}

// loggerKey is the key used to store logger within context
const loggerKey contextKey = "logger"

// WithLogger adds a logger into the context as a value
func WithLogger(ctx context.Context, logger log.Logger) context.Context {
	return context.WithValue(ctx, loggerKey, logger)
}

// LoggerFromContext retrieves the logger or return an error
func LoggerFromContext(ctx context.Context) (log.Logger, error) {
	if logger, ok := ctx.Value(loggerKey).(log.Logger); ok {
		return logger, nil
	}
	return nil, fmt.Errorf("unable to retrieve logger")
}

const instrumentationKey contextKey = "instrumentation"

// WithInstrumentation adds an instrumentation into the context as a value
func WithInstrumentation(ctx context.Context, instrumentation *telemetry.Instrumentation) context.Context {
	return context.WithValue(ctx, instrumentationKey, instrumentation)
}

// InstrumentationFromContext retrieves the instrumentation or return an error
func InstrumentationFromContext(ctx context.Context) (*telemetry.Instrumentation, error) {
	if instrumentation, ok := ctx.Value(instrumentationKey).(*telemetry.Instrumentation); ok {
		return instrumentation, nil
	}
	return nil, fmt.Errorf("unable to retrieve instrumentation")
}

```

--------------------------------------------------------------------------------
/internal/tools/looker/lookerdeleteprojectfile/lookerdeleteprojectfile.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package lookerdeleteprojectfile

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	lookersrc "github.com/googleapis/genai-toolbox/internal/sources/looker"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/googleapis/genai-toolbox/internal/tools/looker/lookercommon"

	"github.com/looker-open-source/sdk-codegen/go/rtl"
	v4 "github.com/looker-open-source/sdk-codegen/go/sdk/v4"
)

const kind string = "looker-delete-project-file"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*lookersrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `looker`", kind)
	}

	projectIdParameter := tools.NewStringParameter("project_id", "The id of the project containing the files")
	filePathParameter := tools.NewStringParameter("file_path", "The path of the file within the project")
	parameters := tools.Parameters{projectIdParameter, filePathParameter}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	return Tool{
		Name:           cfg.Name,
		Kind:           kind,
		Parameters:     parameters,
		AuthRequired:   cfg.AuthRequired,
		UseClientOAuth: s.UseClientOAuth,
		Client:         s.Client,
		ApiSettings:    s.ApiSettings,
		manifest: tools.Manifest{
			Description:  cfg.Description,
			Parameters:   parameters.Manifest(),
			AuthRequired: cfg.AuthRequired,
		},
		mcpManifest: mcpManifest,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name           string `yaml:"name"`
	Kind           string `yaml:"kind"`
	UseClientOAuth bool
	Client         *v4.LookerSDK
	ApiSettings    *rtl.ApiSettings
	AuthRequired   []string         `yaml:"authRequired"`
	Parameters     tools.Parameters `yaml:"parameters"`
	manifest       tools.Manifest
	mcpManifest    tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	sdk, err := lookercommon.GetLookerSDK(t.UseClientOAuth, t.ApiSettings, t.Client, accessToken)
	if err != nil {
		return nil, fmt.Errorf("error getting sdk: %w", err)
	}

	mapParams := params.AsMap()
	projectId, ok := mapParams["project_id"].(string)
	if !ok {
		return nil, fmt.Errorf("'project_id' must be a string, got %T", mapParams["project_id"])
	}
	filePath, ok := mapParams["file_path"].(string)
	if !ok {
		return nil, fmt.Errorf("'file_path' must be a string, got %T", mapParams["file_path"])
	}

	err = lookercommon.DeleteProjectFile(sdk, projectId, filePath, t.ApiSettings)
	if err != nil {
		return nil, fmt.Errorf("error making delete_project_file request: %s", err)
	}

	data := make(map[string]any)
	data["type"] = "text"
	data["text"] = fmt.Sprintf("deleted file %s in project %s", filePath, projectId)

	return data, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.Parameters, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.UseClientOAuth
}
```

--------------------------------------------------------------------------------
/docs/en/resources/tools/bigquery/bigquery-sql.md:
--------------------------------------------------------------------------------

```markdown
---
title: "bigquery-sql"
type: docs
weight: 1
description: >
  A "bigquery-sql" tool executes a pre-defined SQL statement.
aliases:
- /resources/tools/bigquery-sql
---

## About

A `bigquery-sql` tool executes a pre-defined SQL statement. It's compatible with
the following sources:

- [bigquery](../../sources/bigquery.md)

The behavior of this tool is influenced by the `writeMode` setting on its `bigquery` source:

- **`allowed` (default) and `blocked`:** These modes do not impose any restrictions on the `bigquery-sql` tool. The pre-defined SQL statement will be executed as-is.
- **`protected`:** This mode enables session-based execution. The tool will operate within the same BigQuery session as other tools using the same source, allowing it to interact with temporary resources like `TEMP` tables created within that session.

### GoogleSQL

BigQuery uses [GoogleSQL][bigquery-googlesql] for querying data. The integration
with Toolbox supports this dialect. The specified SQL statement is executed, and
parameters can be inserted into the query. BigQuery supports both named parameters
(e.g., `@name`) and positional parameters (`?`), but they cannot be mixed in the
same query.

[bigquery-googlesql]: https://cloud.google.com/bigquery/docs/reference/standard-sql/

## Example

> **Note:** This tool uses [parameterized
> queries](https://cloud.google.com/bigquery/docs/parameterized-queries) to
> prevent SQL injections. Query parameters can be used as substitutes for
> arbitrary expressions. Parameters cannot be used as substitutes for
> identifiers, column names, table names, or other parts of the query.

```yaml
tools:
  # Example: Querying a user table in BigQuery
  search_users_bq:
    kind: bigquery-sql
    source: my-bigquery-source
    statement: |
      SELECT
        id,
        name,
        email
      FROM
        `my-project.my-dataset.users`
      WHERE
        id = @id OR email = @email;
    description: |
      Use this tool to get information for a specific user.
      Takes an id number or a name and returns info on the user.

      Example:
      {{
          "id": 123,
          "name": "Alice",
      }}
    parameters:
      - name: id
        type: integer
        description: User ID
      - name: email
        type: string
        description: Email address of the user
```

### Example with Template Parameters

> **Note:** This tool allows direct modifications to the SQL statement,
> including identifiers, column names, and table names. **This makes it more
> vulnerable to SQL injections**. Using basic parameters only (see above) is
> recommended for performance and safety reasons. For more details, please check
> [templateParameters](../#template-parameters).

```yaml
tools:
 list_table:
    kind: bigquery-sql
    source: my-bigquery-source
    statement: |
      SELECT * FROM {{.tableName}};
    description: |
      Use this tool to list all information from a specific table.
      Example:
      {{
          "tableName": "flights",
      }}
    templateParameters:
      - name: tableName
        type: string
        description: Table to select from
```

## Reference

| **field**          |                  **type**                        | **required** | **description**                                                                                                                            |
|--------------------|:------------------------------------------------:|:------------:|--------------------------------------------------------------------------------------------------------------------------------------------|
| kind               |                   string                         |     true     | Must be "bigquery-sql".                                                                                                                    |
| source             |                   string                         |     true     | Name of the source the GoogleSQL should execute on.                                                                                        |
| description        |                   string                         |     true     | Description of the tool that is passed to the LLM.                                                                                         |
| statement          |                   string                         |     true     | The GoogleSQL statement to execute.                                                                                                        |
| parameters         | [parameters](../#specifying-parameters)       |    false     | List of [parameters](../#specifying-parameters) that will be inserted into the SQL statement.                                           |
| templateParameters | [templateParameters](../#template-parameters) |    false     | List of [templateParameters](../#template-parameters) that will be inserted into the SQL statement before executing prepared statement. |

```

--------------------------------------------------------------------------------
/internal/server/web_test.go:
--------------------------------------------------------------------------------

```go
package server

import (
	"io"
	"net/http"
	"net/http/httptest"
	"net/url"
	"strings"
	"testing"

	"github.com/go-chi/chi/v5"
	"github.com/go-goquery/goquery"
)

// TestWebEndpoint tests the routes defined in webRouter mounted under /ui.
func TestWebEndpoint(t *testing.T) {
	mainRouter := chi.NewRouter()
	webR, err := webRouter()
	if err != nil {
		t.Fatalf("Failed to create webRouter: %v", err)
	}
	mainRouter.Mount("/ui", webR)

	ts := httptest.NewServer(mainRouter)
	defer ts.Close()

	testCases := []struct {
		name            string
		path            string
		wantStatus      int
		wantContentType string
		wantPageTitle   string
	}{
		{
			name:            "web index page",
			path:            "/ui",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Toolbox UI",
		},
		{
			name:            "web index page with trailing slash",
			path:            "/ui/",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Toolbox UI",
		},
		{
			name:            "web tools page",
			path:            "/ui/tools",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Tools View",
		},
		{
			name:            "web tools page with trailing slash",
			path:            "/ui/tools/",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Tools View",
		},
		{
			name:            "web toolsets page",
			path:            "/ui/toolsets",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Toolsets View",
		},
		{
			name:            "web toolsets page with trailing slash",
			path:            "/ui/toolsets/",
			wantStatus:      http.StatusOK,
			wantContentType: "text/html",
			wantPageTitle:   "Toolsets View",
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			reqURL := ts.URL + tc.path
			req, err := http.NewRequest(http.MethodGet, reqURL, nil)
			if err != nil {
				t.Fatalf("Failed to create request: %v", err)
			}

			client := ts.Client()
			resp, err := client.Do(req)
			if err != nil {
				t.Fatalf("Failed to send request: %v", err)
			}
			defer resp.Body.Close()

			if resp.StatusCode != tc.wantStatus {
				body, _ := io.ReadAll(resp.Body)
				t.Fatalf("Unexpected status code for %s: got %d, want %d, body: %s", tc.path, resp.StatusCode, tc.wantStatus, string(body))
			}

			contentType := resp.Header.Get("Content-Type")
			if !strings.HasPrefix(contentType, tc.wantContentType) {
				t.Errorf("Unexpected Content-Type header for %s: got %s, want prefix %s", tc.path, contentType, tc.wantContentType)
			}

			body, err := io.ReadAll(resp.Body)
			if err != nil {
				t.Fatalf("Failed to read response body: %v", err)
			}

			doc, err := goquery.NewDocumentFromReader(strings.NewReader(string(body)))
			if err != nil {
				t.Fatalf("Failed to parse HTML: %v", err)
			}

			gotPageTitle := doc.Find("title").Text()
			if gotPageTitle != tc.wantPageTitle {
				t.Errorf("Unexpected page title for %s: got %q, want %q", tc.path, gotPageTitle, tc.wantPageTitle)
			}

			pageURL := resp.Request.URL
			verifyLinkedResources(t, ts, pageURL, doc)
		})
	}
}

// verifyLinkedResources checks that resources linked in the HTML are served correctly.
func verifyLinkedResources(t *testing.T, ts *httptest.Server, pageURL *url.URL, doc *goquery.Document) {
	t.Helper()

	selectors := map[string]string{
		"stylesheet": "link[rel=stylesheet]",
		"script":     "script[src]",
	}

	attrMap := map[string]string{
		"stylesheet": "href",
		"script":     "src",
	}

	foundResource := false
	for resourceType, selector := range selectors {
		doc.Find(selector).Each(func(i int, s *goquery.Selection) {
			foundResource = true
			attrName := attrMap[resourceType]
			resourcePath, exists := s.Attr(attrName)
			if !exists || resourcePath == "" {
				t.Errorf("Resource element %s is missing attribute %s on page %s", selector, attrName, pageURL.String())
				return
			}

			// Resolve the URL relative to the page URL
			resURL, err := url.Parse(resourcePath)
			if err != nil {
				t.Errorf("Failed to parse resource path %q on page %s: %v", resourcePath, pageURL.String(), err)
				return
			}
			absoluteResourceURL := pageURL.ResolveReference(resURL)

			// Skip external hosts
			if absoluteResourceURL.Host != pageURL.Host {
				t.Logf("Skipping resource on different host: %s", absoluteResourceURL.String())
				return
			}

			resp, err := ts.Client().Get(absoluteResourceURL.String())
			if err != nil {
				t.Errorf("Failed to GET %s resource %s: %v", resourceType, absoluteResourceURL.String(), err)
				return
			}
			defer resp.Body.Close()

			if resp.StatusCode != http.StatusOK {
				t.Errorf("Resource %s %s: expected status OK (200), but got %d", resourceType, absoluteResourceURL.String(), resp.StatusCode)
			}
		})
	}

	if !foundResource {
		t.Logf("No stylesheet or script resources found to check on page %s", pageURL.String())
	}
}

```

--------------------------------------------------------------------------------
/internal/tools/looker/lookerdevmode/lookerdevmode.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package lookerdevmode

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	lookersrc "github.com/googleapis/genai-toolbox/internal/sources/looker"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/googleapis/genai-toolbox/internal/tools/looker/lookercommon"
	"github.com/googleapis/genai-toolbox/internal/util"

	"github.com/looker-open-source/sdk-codegen/go/rtl"
	v4 "github.com/looker-open-source/sdk-codegen/go/sdk/v4"
)

const kind string = "looker-dev-mode"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*lookersrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `looker`", kind)
	}

	devModeParameter := tools.NewBooleanParameterWithDefault("devMode", true, "Whether to set Dev Mode.")
	parameters := tools.Parameters{devModeParameter}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	return Tool{
		Name:           cfg.Name,
		Kind:           kind,
		Parameters:     parameters,
		AuthRequired:   cfg.AuthRequired,
		UseClientOAuth: s.UseClientOAuth,
		Client:         s.Client,
		ApiSettings:    s.ApiSettings,
		manifest: tools.Manifest{
			Description:  cfg.Description,
			Parameters:   parameters.Manifest(),
			AuthRequired: cfg.AuthRequired,
		},
		mcpManifest:        mcpManifest,
		ShowHiddenExplores: s.ShowHiddenExplores,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name               string `yaml:"name"`
	Kind               string `yaml:"kind"`
	UseClientOAuth     bool
	Client             *v4.LookerSDK
	ApiSettings        *rtl.ApiSettings
	AuthRequired       []string         `yaml:"authRequired"`
	Parameters         tools.Parameters `yaml:"parameters"`
	manifest           tools.Manifest
	mcpManifest        tools.McpManifest
	ShowHiddenExplores bool
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	logger, err := util.LoggerFromContext(ctx)
	if err != nil {
		return nil, fmt.Errorf("unable to get logger from ctx: %s", err)
	}
	mapParams := params.AsMap()
	devMode, ok := mapParams["devMode"].(bool)
	if !ok {
		return nil, fmt.Errorf("'devMode' must be a boolean, got %T", mapParams["devMode"])
	}

	sdk, err := lookercommon.GetLookerSDK(t.UseClientOAuth, t.ApiSettings, t.Client, accessToken)
	if err != nil {
		return nil, fmt.Errorf("error getting sdk: %w", err)
	}
	var devModeString string
	if devMode {
		devModeString = "dev"
	} else {
		devModeString = "production"
	}
	req := v4.WriteApiSession{
		WorkspaceId: &devModeString,
	}
	resp, err := sdk.UpdateSession(req, t.ApiSettings)
	if err != nil {
		return nil, fmt.Errorf("error setting/resetting dev mode: %w", err)
	}
	logger.DebugContext(ctx, "result = ", resp)

	return resp, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.Parameters, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.UseClientOAuth
}
```

--------------------------------------------------------------------------------
/internal/tools/alloydb/alloydblistusers/alloydblistusers.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package alloydblistusers

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	alloydbadmin "github.com/googleapis/genai-toolbox/internal/sources/alloydbadmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "alloydb-list-users"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Configuration for the list-users tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
	BaseURL      string   `yaml:"baseURL"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("source %q not found", cfg.Source)
	}

	s, ok := rawS.(*alloydbadmin.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `%s`", kind, alloydbadmin.SourceKind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The GCP project ID."),
		tools.NewStringParameter("location", "The location of the cluster (e.g., 'us-central1')."),
		tools.NewStringParameter("cluster", "The ID of the cluster to list users from."),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Lists all AlloyDB users in a given project, location and cluster."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:        cfg.Name,
		Kind:        kind,
		Source:      s,
		AllParams:   allParameters,
		manifest:    tools.Manifest{Description: description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest: mcpManifest,
	}, nil
}

// Tool represents the list-users tool.
type Tool struct {
	Name        string `yaml:"name"`
	Kind        string `yaml:"kind"`
	Description string `yaml:"description"`

	Source    *alloydbadmin.Source
	AllParams tools.Parameters `yaml:"allParams"`

	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid or missing 'project' parameter; expected a string")
	}
	location, ok := paramsMap["location"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'location' parameter; expected a string")
	}
	cluster, ok := paramsMap["cluster"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'cluster' parameter; expected a string")
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	urlString := fmt.Sprintf("projects/%s/locations/%s/clusters/%s", project, location, cluster)

	resp, err := service.Projects.Locations.Clusters.Users.List(urlString).Do()
	if err != nil {
		return nil, fmt.Errorf("error listing AlloyDB users: %w", err)
	}

	return resp, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/internal/tools/mongodb/mongodbinsertmany/mongodbinsertmany.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mongodbinsertmany

import (
	"context"
	"errors"
	"fmt"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	mongosrc "github.com/googleapis/genai-toolbox/internal/sources/mongodb"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

const kind string = "mongodb-insert-many"

const paramDataKey = "data"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	AuthRequired []string `yaml:"authRequired" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	Database     string   `yaml:"database" validate:"required"`
	Collection   string   `yaml:"collection" validate:"required"`
	Canonical    bool     `yaml:"canonical" validate:"required"` //i want to force the user to choose
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*mongosrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `mongodb`", kind)
	}

	dataParam := tools.NewStringParameterWithRequired(paramDataKey, "the JSON payload to insert, should be a JSON array of documents", true)

	allParameters := tools.Parameters{dataParam}

	// Create Toolbox manifest
	paramManifest := allParameters.Manifest()

	if paramManifest == nil {
		paramManifest = make([]tools.ParameterManifest, 0)
	}

	// Create MCP manifest
	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, allParameters)
	// finish tool setup
	return Tool{
		Name:          cfg.Name,
		Kind:          kind,
		AuthRequired:  cfg.AuthRequired,
		Collection:    cfg.Collection,
		Canonical:     cfg.Canonical,
		PayloadParams: allParameters,
		database:      s.Client.Database(cfg.Database),
		manifest:      tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest:   mcpManifest,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name          string   `yaml:"name"`
	Kind          string   `yaml:"kind"`
	AuthRequired  []string `yaml:"authRequired"`
	Description   string   `yaml:"description"`
	Collection    string   `yaml:"collection"`
	Canonical     bool     `yaml:"canonical" validation:"required"` //i want to force the user to choose
	PayloadParams tools.Parameters

	database    *mongo.Database
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	if len(params) == 0 {
		return nil, errors.New("no input found")
	}

	paramsMap := params.AsMap()

	var jsonData, ok = paramsMap[paramDataKey].(string)
	if !ok {
		return nil, errors.New("no input found")
	}

	var data = []any{}
	err := bson.UnmarshalExtJSON([]byte(jsonData), t.Canonical, &data)
	if err != nil {
		return nil, err
	}

	res, err := t.database.Collection(t.Collection).InsertMany(ctx, data, options.InsertMany())
	if err != nil {
		return nil, err
	}

	return res.InsertedIDs, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.PayloadParams, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/docs/en/resources/tools/trino/trino-sql.md:
--------------------------------------------------------------------------------

```markdown
---
title: "trino-sql"
type: docs
weight: 1
description: >
  A "trino-sql" tool executes a pre-defined SQL statement against a Trino
  database.
aliases:
- /resources/tools/trino-sql
---

## About

A `trino-sql` tool executes a pre-defined SQL statement against a Trino
database. It's compatible with any of the following sources:

- [trino](../../sources/trino.md)

The specified SQL statement is executed as a [prepared statement][trino-prepare],
and specified parameters will be inserted according to their position: e.g. `$1`
will be the first parameter specified, `$2` will be the second parameter, and so
on. If template parameters are included, they will be resolved before execution
of the prepared statement.

[trino-prepare]: https://trino.io/docs/current/sql/prepare.html

## Example

> **Note:** This tool uses parameterized queries to prevent SQL injections.
> Query parameters can be used as substitutes for arbitrary expressions.
> Parameters cannot be used as substitutes for identifiers, column names, table
> names, or other parts of the query.

```yaml
tools:
 search_orders_by_region:
    kind: trino-sql
    source: my-trino-instance
    statement: |
      SELECT * FROM hive.sales.orders
      WHERE region = $1
      AND order_date >= DATE($2)
      LIMIT 10
    description: |
      Use this tool to get information for orders in a specific region.
      Takes a region code and date and returns info on the orders.
      Do NOT use this tool with an order id. Do NOT guess a region code or date.
      A region code is a code for a geographic region consisting of two-character
      region designator and followed by optional subregion.
      For example, if given US-WEST, the region is "US-WEST".
      Another example for this is EU-CENTRAL, the region is "EU-CENTRAL".
      If the tool returns more than one option choose the date closest to today.
      Example:
      {{
          "region": "US-WEST",
          "order_date": "2024-01-01",
      }}
      Example:
      {{
          "region": "EU-CENTRAL",
          "order_date": "2024-01-15",
      }}
    parameters:
      - name: region
        type: string
        description: Region unique identifier
      - name: order_date
        type: string
        description: Order date in YYYY-MM-DD format
```

### Example with Template Parameters

> **Note:** This tool allows direct modifications to the SQL statement,
> including identifiers, column names, and table names. **This makes it more
> vulnerable to SQL injections**. Using basic parameters only (see above) is
> recommended for performance and safety reasons. For more details, please check
> [templateParameters](..#template-parameters).

```yaml
tools:
 list_table:
    kind: trino-sql
    source: my-trino-instance
    statement: |
      SELECT * FROM {{.tableName}}
    description: |
      Use this tool to list all information from a specific table.
      Example:
      {{
          "tableName": "hive.sales.orders",
      }}
    templateParameters:
      - name: tableName
        type: string
        description: Table to select from
```

## Reference

| **field**           |                  **type**                                 | **required** | **description**                                                                                                                            |
|---------------------|:---------------------------------------------------------:|:------------:|--------------------------------------------------------------------------------------------------------------------------------------------|
| kind                |                   string                                  |     true     | Must be "trino-sql".                                                                                                                       |
| source              |                   string                                  |     true     | Name of the source the SQL should execute on.                                                                                              |
| description         |                   string                                  |     true     | Description of the tool that is passed to the LLM.                                                                                         |
| statement           |                   string                                  |     true     | SQL statement to execute on.                                                                                                               |
| parameters          | [parameters](../#specifying-parameters)                |    false     | List of [parameters](../#specifying-parameters) that will be inserted into the SQL statement.                                           |
| templateParameters  |  [templateParameters](..#template-parameters)         |    false     | List of [templateParameters](..#template-parameters) that will be inserted into the SQL statement before executing prepared statement. |

```

--------------------------------------------------------------------------------
/internal/tools/looker/lookergetmodels/lookergetmodels.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package lookergetmodels

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	lookersrc "github.com/googleapis/genai-toolbox/internal/sources/looker"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/googleapis/genai-toolbox/internal/tools/looker/lookercommon"
	"github.com/googleapis/genai-toolbox/internal/util"

	"github.com/looker-open-source/sdk-codegen/go/rtl"
	v4 "github.com/looker-open-source/sdk-codegen/go/sdk/v4"
)

const kind string = "looker-get-models"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*lookersrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `looker`", kind)
	}

	parameters := tools.Parameters{}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	return Tool{
		Name:           cfg.Name,
		Kind:           kind,
		Parameters:     parameters,
		AuthRequired:   cfg.AuthRequired,
		UseClientOAuth: s.UseClientOAuth,
		Client:         s.Client,
		ApiSettings:    s.ApiSettings,
		manifest: tools.Manifest{
			Description:  cfg.Description,
			Parameters:   parameters.Manifest(),
			AuthRequired: cfg.AuthRequired,
		},
		mcpManifest:      mcpManifest,
		ShowHiddenModels: s.ShowHiddenModels,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name             string `yaml:"name"`
	Kind             string `yaml:"kind"`
	UseClientOAuth   bool
	Client           *v4.LookerSDK
	ApiSettings      *rtl.ApiSettings
	AuthRequired     []string         `yaml:"authRequired"`
	Parameters       tools.Parameters `yaml:"parameters"`
	manifest         tools.Manifest
	mcpManifest      tools.McpManifest
	ShowHiddenModels bool
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	logger, err := util.LoggerFromContext(ctx)
	if err != nil {
		return nil, fmt.Errorf("unable to get logger from ctx: %s", err)
	}

	excludeEmpty := false
	excludeHidden := !t.ShowHiddenModels
	includeInternal := true

	sdk, err := lookercommon.GetLookerSDK(t.UseClientOAuth, t.ApiSettings, t.Client, accessToken)
	if err != nil {
		return nil, fmt.Errorf("error getting sdk: %w", err)
	}
	req := v4.RequestAllLookmlModels{
		ExcludeEmpty:    &excludeEmpty,
		ExcludeHidden:   &excludeHidden,
		IncludeInternal: &includeInternal,
	}
	resp, err := sdk.AllLookmlModels(req, t.ApiSettings)
	if err != nil {
		return nil, fmt.Errorf("error making get_models request: %s", err)
	}

	var data []any
	for _, v := range resp {
		logger.DebugContext(ctx, "Got response element of %v\n", v)
		vMap := make(map[string]any)
		vMap["label"] = *v.Label
		vMap["name"] = *v.Name
		vMap["project_name"] = *v.ProjectName
		logger.DebugContext(ctx, "Converted to %v\n", vMap)
		data = append(data, vMap)
	}
	logger.DebugContext(ctx, "data = ", data)

	return data, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParamValues{}, nil
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.UseClientOAuth
}

```

--------------------------------------------------------------------------------
/internal/prebuiltconfigs/tools/sqlite.yaml:
--------------------------------------------------------------------------------

```yaml
# Copyright 2025 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

sources:
  sqlite-source:
    kind: sqlite
    database: ${SQLITE_DATABASE}
tools:
  execute_sql:
    kind: sqlite-execute-sql
    source: sqlite-source
    description: Use this tool to execute SQL.
  list_tables:
    kind: sqlite-sql
    source: sqlite-source
    description: "Lists SQLite tables. Use 'output_format' ('simple'/'detailed') and 'table_names' (comma-separated or empty) to control output."
    statement: |
      WITH table_columns AS (
        SELECT
          m.name AS table_name,
          json_group_array(json_object('column_name', ti.name, 'data_type', ti.type, 'ordinal_position', ti.cid, 'is_not_nullable', ti."notnull" = 1, 'column_default', ti.dflt_value, 'is_primary_key', ti.pk > 0)) AS details
        FROM sqlite_master AS m, pragma_table_info(m.name) AS ti
        WHERE m.type = 'table' AND m.name NOT LIKE 'sqlite_%'
        GROUP BY m.name
      ),
      table_constraints AS (
        SELECT
          table_name,
          json_group_array(json(details)) AS details
        FROM (
          SELECT m.name AS table_name, json_object('constraint_name', 'PRIMARY', 'constraint_type', 'PRIMARY KEY', 'constraint_columns', json_group_array(T.name)) AS details
          FROM sqlite_master AS m, pragma_table_info(m.name) AS T
          WHERE m.type = 'table' AND T.pk > 0
          GROUP BY m.name
          HAVING COUNT(T.name) > 0
          UNION ALL
          SELECT m.name, json_object('constraint_name', 'fk_' || m.name || '_' || F.id, 'constraint_type', 'FOREIGN KEY', 'constraint_columns', json_group_array(F."from"), 'foreign_key_referenced_table', F."table", 'foreign_key_referenced_columns', json_group_array(F."to"))
          FROM sqlite_master AS m, pragma_foreign_key_list(m.name) AS F
          WHERE m.type = 'table'
          GROUP BY m.name, F.id
          UNION ALL
          SELECT m.name, json_object('constraint_name', I.name, 'constraint_type', 'UNIQUE', 'constraint_columns', (SELECT json_group_array(C.name) FROM pragma_index_info(I.name) AS C ORDER BY C.seqno))
          FROM sqlite_master AS m, pragma_index_list(m.name) AS I
          WHERE m.type = 'table' AND I."unique" = 1 AND I.origin != 'pk'
        )
        GROUP BY table_name
      ),
      table_indexes AS (
        SELECT
          m.name AS table_name,
          json_group_array(json_object('index_name', il.name, 'is_unique', il."unique" = 1, 'is_primary', il.origin = 'pk', 'index_columns', (SELECT json_group_array(ii.name) FROM pragma_index_info(il.name) AS ii))) AS details
        FROM sqlite_master AS m, pragma_index_list(m.name) AS il
        WHERE m.type = 'table' AND m.name NOT LIKE 'sqlite_%'
        GROUP BY m.name
      ),
      table_triggers AS (
        SELECT
          tbl_name AS table_name,
          json_group_array(json_object('trigger_name', name, 'trigger_definition', sql)) AS details
        FROM sqlite_master
        WHERE type = 'trigger'
        GROUP BY tbl_name
      )
      SELECT
        CASE
          WHEN '{{.output_format}}' = 'simple' THEN json_object('name', m.name)
          ELSE json_object(
            'schema_name', 'main',
            'object_name', m.name,
            'object_type', m.type,
            'columns', json(COALESCE(tc.details, '[]')),
            'constraints', json(COALESCE(tcons.details, '[]')),
            'indexes', json(COALESCE(ti.details, '[]')),
            'triggers', json(COALESCE(tt.details, '[]'))
          )
        END AS object_details
      FROM
        sqlite_master AS m
      LEFT JOIN table_columns tc ON m.name = tc.table_name
      LEFT JOIN table_constraints tcons ON m.name = tcons.table_name
      LEFT JOIN table_indexes ti ON m.name = ti.table_name
      LEFT JOIN table_triggers tt ON m.name = tt.table_name
      WHERE
        m.type = 'table'
        AND m.name NOT LIKE 'sqlite_%'
        {{if .table_names}}
        AND instr(',' || '{{.table_names}}' || ',', ',' || m.name || ',') > 0
        {{end}};
    templateParameters:
      - name: output_format
        type: string
        description: "Optional: Use 'simple' to return table names only or use 'detailed' to return the full information schema."
        default: "detailed"
      - name: table_names
        type: string
        description: "Optional: A comma-separated list of table names. If empty, details for all tables in user-accessible schemas will be listed."
        default: ""
toolsets:
  sqlite_database_tools:
    - execute_sql
    - list_tables

```

--------------------------------------------------------------------------------
/internal/sources/oracle/oracle.go:
--------------------------------------------------------------------------------

```go
// Copyright © 2025, Oracle and/or its affiliates.
package oracle

import (
	"context"
	"database/sql"
	"fmt"
	"os"
	"strings"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	"github.com/googleapis/genai-toolbox/internal/util"
	_ "github.com/sijms/go-ora/v2"
	"go.opentelemetry.io/otel/trace"
)

const SourceKind string = "oracle"

// validate interface
var _ sources.SourceConfig = Config{}

func init() {
	if !sources.Register(SourceKind, newConfig) {
		panic(fmt.Sprintf("source kind %q already registered", SourceKind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (sources.SourceConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}

	// Validate that we have one of: tns_alias, connection_string, or host+service_name
	if err := actual.validate(); err != nil {
		return nil, fmt.Errorf("invalid Oracle configuration: %w", err)
	}

	return actual, nil
}

type Config struct {
	Name             string `yaml:"name" validate:"required"`
	Kind             string `yaml:"kind" validate:"required"`
	ConnectionString string `yaml:"connectionString,omitempty"` // Direct connection string (hostname[:port]/servicename)
	TnsAlias         string `yaml:"tnsAlias,omitempty"`         // TNS alias from tnsnames.ora
	Host             string `yaml:"host,omitempty"`             // Optional when using connectionString/tnsAlias
	Port             int    `yaml:"port,omitempty"`             // Explicit port support
	ServiceName      string `yaml:"serviceName,omitempty"`      // Optional when using connectionString/tnsAlias
	User             string `yaml:"user" validate:"required"`
	Password         string `yaml:"password" validate:"required"`
	TnsAdmin         string `yaml:"tnsAdmin,omitempty"` // Optional: override TNS_ADMIN environment variable
}

// validate ensures we have one of: tns_alias, connection_string, or host+service_name
func (c Config) validate() error {
	hasTnsAlias := strings.TrimSpace(c.TnsAlias) != ""
	hasConnStr := strings.TrimSpace(c.ConnectionString) != ""
	hasHostService := strings.TrimSpace(c.Host) != "" && strings.TrimSpace(c.ServiceName) != ""

	connectionMethods := 0
	if hasTnsAlias {
		connectionMethods++
	}
	if hasConnStr {
		connectionMethods++
	}
	if hasHostService {
		connectionMethods++
	}

	if connectionMethods == 0 {
		return fmt.Errorf("must provide one of: 'tns_alias', 'connection_string', or both 'host' and 'service_name'")
	}

	if connectionMethods > 1 {
		return fmt.Errorf("provide only one connection method: 'tns_alias', 'connection_string', or 'host'+'service_name'")
	}

	return nil
}

func (r Config) SourceConfigKind() string {
	return SourceKind
}

func (r Config) Initialize(ctx context.Context, tracer trace.Tracer) (sources.Source, error) {
	db, err := initOracleConnection(ctx, tracer, r)
	if err != nil {
		return nil, fmt.Errorf("unable to create Oracle connection: %w", err)
	}

	err = db.PingContext(ctx)
	if err != nil {
		return nil, fmt.Errorf("unable to connect to Oracle successfully: %w", err)
	}

	s := &Source{
		Name: r.Name,
		Kind: SourceKind,
		DB:   db,
	}
	return s, nil
}

var _ sources.Source = &Source{}

type Source struct {
	Name string `yaml:"name"`
	Kind string `yaml:"kind"`
	DB   *sql.DB
}

func (s *Source) SourceKind() string {
	return SourceKind
}

func (s *Source) OracleDB() *sql.DB {
	return s.DB
}

func initOracleConnection(ctx context.Context, tracer trace.Tracer, config Config) (*sql.DB, error) {
	//nolint:all // Reassigned ctx
	ctx, span := sources.InitConnectionSpan(ctx, tracer, SourceKind, config.Name)
	defer span.End()

	logger, err := util.LoggerFromContext(ctx)
	if err != nil {
		panic(err)
	}

	// Set TNS_ADMIN environment variable if specified in config.
	if config.TnsAdmin != "" {
		originalTnsAdmin := os.Getenv("TNS_ADMIN")
		os.Setenv("TNS_ADMIN", config.TnsAdmin)
		logger.DebugContext(ctx, fmt.Sprintf("Setting TNS_ADMIN to: %s\n", config.TnsAdmin))
		// Restore original TNS_ADMIN after connection
		defer func() {
			if originalTnsAdmin != "" {
				os.Setenv("TNS_ADMIN", originalTnsAdmin)
			} else {
				os.Unsetenv("TNS_ADMIN")
			}
		}()
	}

	var serverString string
	if config.TnsAlias != "" {
		// Use TNS alias
		serverString = strings.TrimSpace(config.TnsAlias)
	} else if config.ConnectionString != "" {
		// Use provided connection string directly (hostname[:port]/servicename format)
		serverString = strings.TrimSpace(config.ConnectionString)
	} else {
		// Build connection string from host and service_name
		if config.Port > 0 {
			serverString = fmt.Sprintf("%s:%d/%s", config.Host, config.Port, config.ServiceName)
		} else {
			serverString = fmt.Sprintf("%s/%s", config.Host, config.ServiceName)
		}
	}

	connStr := fmt.Sprintf("oracle://%s:%s@%s",
		config.User, config.Password, serverString)

	db, err := sql.Open("oracle", connStr)
	if err != nil {
		return nil, fmt.Errorf("unable to open Oracle connection: %w", err)
	}

	return db, nil
}

```

--------------------------------------------------------------------------------
/internal/tools/mongodb/mongodbinsertone/mongodbinsertone.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mongodbinsertone

import (
	"context"
	"errors"
	"fmt"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	mongosrc "github.com/googleapis/genai-toolbox/internal/sources/mongodb"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

const kind string = "mongodb-insert-one"

const dataParamsKey = "data"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	AuthRequired []string `yaml:"authRequired" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	Database     string   `yaml:"database" validate:"required"`
	Collection   string   `yaml:"collection" validate:"required"`
	Canonical    bool     `yaml:"canonical" validate:"required"` //i want to force the user to choose
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*mongosrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `mongodb`", kind)
	}

	payloadParams := tools.NewStringParameterWithRequired(dataParamsKey, "the JSON payload to insert, should be a JSON object", true)

	allParameters := tools.Parameters{payloadParams}

	// Create Toolbox manifest
	paramManifest := allParameters.Manifest()

	if paramManifest == nil {
		paramManifest = make([]tools.ParameterManifest, 0)
	}

	// Create MCP manifest
	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, allParameters)

	// finish tool setup
	return Tool{
		Name:          cfg.Name,
		Kind:          kind,
		AuthRequired:  cfg.AuthRequired,
		Collection:    cfg.Collection,
		Canonical:     cfg.Canonical,
		PayloadParams: allParameters,
		database:      s.Client.Database(cfg.Database),
		manifest:      tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest:   mcpManifest,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name          string           `yaml:"name"`
	Kind          string           `yaml:"kind"`
	AuthRequired  []string         `yaml:"authRequired"`
	Description   string           `yaml:"description"`
	Collection    string           `yaml:"collection"`
	Canonical     bool             `yaml:"canonical" validation:"required"`
	PayloadParams tools.Parameters `yaml:"payloadParams" validate:"required"`

	database    *mongo.Database
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	if len(params) == 0 {
		return nil, errors.New("no input found")
	}
	// use the first, assume it's a string
	var jsonData, ok = params[0].Value.(string)
	if !ok {
		return nil, errors.New("no input found")
	}

	var data any
	err := bson.UnmarshalExtJSON([]byte(jsonData), t.Canonical, &data)
	if err != nil {
		return nil, err
	}

	res, err := t.database.Collection(t.Collection).InsertOne(ctx, data, options.InsertOne())
	if err != nil {
		return nil, err
	}

	return res.InsertedID, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.PayloadParams, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/internal/tools/postgres/postgresexecutesql/postgresexecutesql.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package postgresexecutesql

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	"github.com/googleapis/genai-toolbox/internal/sources/alloydbpg"
	"github.com/googleapis/genai-toolbox/internal/sources/cloudsqlpg"
	"github.com/googleapis/genai-toolbox/internal/sources/postgres"
	"github.com/googleapis/genai-toolbox/internal/tools"
	"github.com/googleapis/genai-toolbox/internal/util"
	"github.com/jackc/pgx/v5/pgxpool"
)

const kind string = "postgres-execute-sql"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type compatibleSource interface {
	PostgresPool() *pgxpool.Pool
}

// validate compatible sources are still compatible
var _ compatibleSource = &alloydbpg.Source{}
var _ compatibleSource = &cloudsqlpg.Source{}
var _ compatibleSource = &postgres.Source{}

var compatibleSources = [...]string{alloydbpg.SourceKind, cloudsqlpg.SourceKind, postgres.SourceKind}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(compatibleSource)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be one of %q", kind, compatibleSources)
	}

	sqlParameter := tools.NewStringParameter("sql", "The sql to execute.")
	parameters := tools.Parameters{sqlParameter}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)

	// finish tool setup
	t := Tool{
		Name:         cfg.Name,
		Kind:         kind,
		Parameters:   parameters,
		AuthRequired: cfg.AuthRequired,
		Pool:         s.PostgresPool(),
		manifest:     tools.Manifest{Description: cfg.Description, Parameters: parameters.Manifest(), AuthRequired: cfg.AuthRequired},
		mcpManifest:  mcpManifest,
	}
	return t, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name         string           `yaml:"name"`
	Kind         string           `yaml:"kind"`
	AuthRequired []string         `yaml:"authRequired"`
	Parameters   tools.Parameters `yaml:"parameters"`

	Pool        *pgxpool.Pool
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()
	sql, ok := paramsMap["sql"].(string)
	if !ok {
		return nil, fmt.Errorf("unable to get cast %s", paramsMap["sql"])
	}
	// Log the query executed for debugging.
	logger, err := util.LoggerFromContext(ctx)
	if err != nil {
		return nil, fmt.Errorf("error getting logger: %s", err)
	}
	logger.DebugContext(ctx, "executing `%s` tool query: %s", kind, sql)

	results, err := t.Pool.Query(ctx, sql)
	if err != nil {
		return nil, fmt.Errorf("unable to execute query: %w", err)
	}

	fields := results.FieldDescriptions()

	var out []any
	for results.Next() {
		v, err := results.Values()
		if err != nil {
			return nil, fmt.Errorf("unable to parse row: %w", err)
		}
		vMap := make(map[string]any)
		for i, f := range fields {
			vMap[f.Name] = v[i]
		}
		out = append(out, vMap)
	}

	return out, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.Parameters, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/internal/tools/cloudsql/cloudsqllistdatabases/cloudsqllistdatabases.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package cloudsqllistdatabases

import (
	"context"
	"fmt"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	cloudsqladminsrc "github.com/googleapis/genai-toolbox/internal/sources/cloudsqladmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "cloud-sql-list-databases"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Config defines the configuration for the list-databases tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}
	s, ok := rawS.(*cloudsqladminsrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `cloud-sql-admin`", kind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The project ID"),
		tools.NewStringParameter("instance", "The instance ID"),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Lists all databases for a Cloud SQL instance."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:         cfg.Name,
		Kind:         kind,
		AuthRequired: cfg.AuthRequired,
		Source:       s,
		AllParams:    allParameters,
		manifest:     tools.Manifest{Description: description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest:  mcpManifest,
	}, nil
}

// Tool represents the list-databases tool.
type Tool struct {
	Name         string   `yaml:"name"`
	Kind         string   `yaml:"kind"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`

	AllParams   tools.Parameters `yaml:"allParams"`
	Source      *cloudsqladminsrc.Source
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("missing 'project' parameter")
	}
	instance, ok := paramsMap["instance"].(string)
	if !ok {
		return nil, fmt.Errorf("missing 'instance' parameter")
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	resp, err := service.Databases.List(project, instance).Do()
	if err != nil {
		return nil, fmt.Errorf("error listing databases: %w", err)
	}

	if resp.Items == nil {
		return []any{}, nil
	}

	type databaseInfo struct {
		Name      string `json:"name"`
		Charset   string `json:"charset"`
		Collation string `json:"collation"`
	}

	var databases []databaseInfo
	for _, item := range resp.Items {
		databases = append(databases, databaseInfo{
			Name:      item.Name,
			Charset:   item.Charset,
			Collation: item.Collation,
		})
	}

	return databases, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/internal/tools/cloudsql/cloudsqlcreatedatabase/cloudsqlcreatedatabase.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package cloudsqlcreatedatabase

import (
	"context"
	"fmt"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	"github.com/googleapis/genai-toolbox/internal/sources/cloudsqladmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
	sqladmin "google.golang.org/api/sqladmin/v1"
)

const kind string = "cloud-sql-create-database"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Config defines the configuration for the create-database tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}
	s, ok := rawS.(*cloudsqladmin.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `cloud-sql-admin`", kind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The project ID"),
		tools.NewStringParameter("instance", "The ID of the instance where the database will be created."),
		tools.NewStringParameter("name", "The name for the new database. Must be unique within the instance."),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Creates a new database in a Cloud SQL instance."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:         cfg.Name,
		Kind:         kind,
		AuthRequired: cfg.AuthRequired,
		Source:       s,
		AllParams:    allParameters,
		manifest:     tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest:  mcpManifest,
	}, nil
}

// Tool represents the create-database tool.
type Tool struct {
	Name         string   `yaml:"name"`
	Kind         string   `yaml:"kind"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`

	Source      *cloudsqladmin.Source
	AllParams   tools.Parameters `yaml:"allParams"`
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("missing 'project' parameter")
	}
	instance, ok := paramsMap["instance"].(string)
	if !ok {
		return nil, fmt.Errorf("missing 'instance' parameter")
	}
	name, ok := paramsMap["name"].(string)
	if !ok {
		return nil, fmt.Errorf("missing 'name' parameter")
	}

	database := sqladmin.Database{
		Name:     name,
		Project:  project,
		Instance: instance,
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	resp, err := service.Databases.Insert(project, instance, &database).Do()
	if err != nil {
		return nil, fmt.Errorf("error creating database: %w", err)
	}

	return resp, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/docs/en/resources/tools/mongodb/mongodb-update-many.md:
--------------------------------------------------------------------------------

```markdown
---
title: "mongodb-update-many"
type: docs
weight: 1
description: > 
  A "mongodb-update-many" tool updates all documents in a MongoDB collection that match a filter.
aliases:
- /resources/tools/mongodb-update-many
---

## About

A `mongodb-update-many` tool updates **all** documents within a specified
MongoDB collection that match a given filter. It locates the documents using a
`filterPayload` and applies the modifications defined in an `updatePayload`.

The tool returns an array of three integers: `[ModifiedCount, UpsertedCount,
MatchedCount]`.

This tool is compatible with the following source kind:

* [`mongodb`](../../sources/mongodb.md)

---

## Example

Here's an example configuration. This tool applies a discount to all items
within a specific category and also marks them as being on sale.

```yaml
tools:
  apply_category_discount:
    kind: mongodb-update-many
    source: my-mongo-source
    description: Use this tool to apply a discount to all items in a given category.
    database: products
    collection: inventory
    filterPayload: |
        { "category": {{json .category_name}} }
    filterParams:
      - name: category_name
        type: string
        description: The category of items to update.
    updatePayload: |
        { 
          "$mul": { "price": {{json .discount_multiplier}} },
          "$set": { "on_sale": true }
        }
    updateParams:
      - name: discount_multiplier
        type: number
        description: The multiplier to apply to the price (e.g., 0.8 for a 20% discount).
    canonical: false
    upsert: false
```

## Reference

| **field**     | **type** | **required** | **description**                                                                                                                                                                                                             |
|:--------------|:---------|:-------------|:----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| kind          | string   | true         | Must be `mongodb-update-many`.                                                                                                                                                                                              |
| source        | string   | true         | The name of the `mongodb` source to use.                                                                                                                                                                                    |
| description   | string   | true         | A description of the tool that is passed to the LLM.                                                                                                                                                                        |
| database      | string   | true         | The name of the MongoDB database containing the collection.                                                                                                                                                                 |
| collection    | string   | true         | The name of the MongoDB collection in which to update documents.                                                                                                                                                            |
| filterPayload | string   | true         | The MongoDB query filter document to select the documents for updating. It's written as a Go template, using `{{json .param_name}}` to insert parameters.                                                                   |
| filterParams  | list     | true         | A list of parameter objects that define the variables used in the `filterPayload`.                                                                                                                                          |
| updatePayload | string   | true         | The MongoDB update document, It's written as a Go template, using `{{json .param_name}}` to insert parameters.                                                                                                              |
| updateParams  | list     | true         | A list of parameter objects that define the variables used in the `updatePayload`.                                                                                                                                          |
| canonical     | bool     | true         | Determines if the `filterPayload` and `updatePayload` strings are parsed using MongoDB's Canonical or Relaxed Extended JSON format. **Canonical** is stricter about type representation, while **Relaxed** is more lenient. |
| upsert        | bool     | false        | If `true`, a new document is created if no document matches the `filterPayload`. Defaults to `false`.                                                                                                                       |

```

--------------------------------------------------------------------------------
/internal/tools/cloudmonitoring/cloudmonitoring.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package cloudmonitoring

import (
	"context"
	"encoding/json"
	"fmt"
	"io"
	"net/http"

	"github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	cloudmonitoringsrc "github.com/googleapis/genai-toolbox/internal/sources/cloudmonitoring"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "cloud-monitoring-query-prometheus"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description" validate:"required"`
	AuthRequired []string `yaml:"authRequired"`
}

// validate interface
var _ tools.ToolConfig = Config{}

func (cfg Config) ToolConfigKind() string {
	return kind
}

func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	// verify source exists
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("no source named %q configured", cfg.Source)
	}

	// verify the source is compatible
	s, ok := rawS.(*cloudmonitoringsrc.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `cloudmonitoring`", kind)
	}

	// Define the parameters internally instead of from the config file.
	allParameters := tools.Parameters{
		tools.NewStringParameterWithRequired("projectId", "The Id of the Google Cloud project.", true),
		tools.NewStringParameterWithRequired("query", "The promql query to execute.", true),
	}

	mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:        cfg.Name,
		Kind:        kind,
		Description: cfg.Description,
		AllParams:   allParameters,
		BaseURL:     s.BaseURL,
		UserAgent:   s.UserAgent,
		Client:      s.Client,
		manifest:    tools.Manifest{Description: cfg.Description, Parameters: allParameters.Manifest()},
		mcpManifest: mcpManifest,
	}, nil
}

// validate interface
var _ tools.Tool = Tool{}

type Tool struct {
	Name        string           `yaml:"name"`
	Kind        string           `yaml:"kind"`
	Description string           `yaml:"description"`
	AllParams   tools.Parameters `yaml:"allParams"`
	BaseURL     string           `yaml:"baseURL"`
	UserAgent   string
	Client      *http.Client
	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()
	projectID, ok := paramsMap["projectId"].(string)
	if !ok {
		return nil, fmt.Errorf("projectId parameter not found or not a string")
	}
	query, ok := paramsMap["query"].(string)
	if !ok {
		return nil, fmt.Errorf("query parameter not found or not a string")
	}

	url := fmt.Sprintf("%s/v1/projects/%s/location/global/prometheus/api/v1/query", t.BaseURL, projectID)

	req, err := http.NewRequest(http.MethodGet, url, nil)
	if err != nil {
		return nil, err
	}

	q := req.URL.Query()
	q.Add("query", query)
	req.URL.RawQuery = q.Encode()

	req.Header.Set("User-Agent", t.UserAgent)

	resp, err := t.Client.Do(req)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()

	body, err := io.ReadAll(resp.Body)
	if err != nil {
		return nil, fmt.Errorf("failed to read response body: %w", err)
	}

	if resp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf("request failed: %s, body: %s", resp.Status, string(body))
	}

	if len(body) == 0 {
		return nil, nil
	}

	var result map[string]any
	if err := json.Unmarshal(body, &result); err != nil {
		return nil, fmt.Errorf("failed to unmarshal json: %w, body: %s", err, string(body))
	}

	return result, nil
}

func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return false
}

```

--------------------------------------------------------------------------------
/internal/tools/alloydb/alloydbgetuser/alloydbgetuser.go:
--------------------------------------------------------------------------------

```go
// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package alloydbgetuser

import (
	"context"
	"fmt"

	yaml "github.com/goccy/go-yaml"
	"github.com/googleapis/genai-toolbox/internal/sources"
	alloydbadmin "github.com/googleapis/genai-toolbox/internal/sources/alloydbadmin"
	"github.com/googleapis/genai-toolbox/internal/tools"
)

const kind string = "alloydb-get-user"

func init() {
	if !tools.Register(kind, newConfig) {
		panic(fmt.Sprintf("tool kind %q already registered", kind))
	}
}

func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
	actual := Config{Name: name}
	if err := decoder.DecodeContext(ctx, &actual); err != nil {
		return nil, err
	}
	return actual, nil
}

// Configuration for the get-user tool.
type Config struct {
	Name         string   `yaml:"name" validate:"required"`
	Kind         string   `yaml:"kind" validate:"required"`
	Source       string   `yaml:"source" validate:"required"`
	Description  string   `yaml:"description"`
	AuthRequired []string `yaml:"authRequired"`
	BaseURL      string   `yaml:"baseURL"`
}

// validate interface
var _ tools.ToolConfig = Config{}

// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
	return kind
}

// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
	rawS, ok := srcs[cfg.Source]
	if !ok {
		return nil, fmt.Errorf("source %q not found", cfg.Source)
	}

	s, ok := rawS.(*alloydbadmin.Source)
	if !ok {
		return nil, fmt.Errorf("invalid source for %q tool: source kind must be `%s`", kind, alloydbadmin.SourceKind)
	}

	allParameters := tools.Parameters{
		tools.NewStringParameter("project", "The GCP project ID."),
		tools.NewStringParameter("location", "The location of the cluster (e.g., 'us-central1')."),
		tools.NewStringParameter("cluster", "The ID of the cluster."),
		tools.NewStringParameter("user", "The ID of the user."),
	}
	paramManifest := allParameters.Manifest()

	description := cfg.Description
	if description == "" {
		description = "Retrieves details about a specific AlloyDB user."
	}
	mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)

	return Tool{
		Name:        cfg.Name,
		Kind:        kind,
		Source:      s,
		AllParams:   allParameters,
		manifest:    tools.Manifest{Description: description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
		mcpManifest: mcpManifest,
	}, nil
}

// Tool represents the get-user tool.
type Tool struct {
	Name string `yaml:"name"`
	Kind string `yaml:"kind"`

	Source    *alloydbadmin.Source
	AllParams tools.Parameters

	manifest    tools.Manifest
	mcpManifest tools.McpManifest
}

// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
	paramsMap := params.AsMap()

	project, ok := paramsMap["project"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid or missing 'project' parameter; expected a string")
	}
	location, ok := paramsMap["location"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'location' parameter; expected a string")
	}
	cluster, ok := paramsMap["cluster"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'cluster' parameter; expected a string")
	}
	user, ok := paramsMap["user"].(string)
	if !ok {
		return nil, fmt.Errorf("invalid 'user' parameter; expected a string")
	}

	service, err := t.Source.GetService(ctx, string(accessToken))
	if err != nil {
		return nil, err
	}

	urlString := fmt.Sprintf("projects/%s/locations/%s/clusters/%s/users/%s", project, location, cluster, user)

	resp, err := service.Projects.Locations.Clusters.Users.Get(urlString).Do()
	if err != nil {
		return nil, fmt.Errorf("error getting AlloyDB user: %w", err)
	}

	return resp, nil
}

// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
	return tools.ParseParams(t.AllParams, data, claims)
}

// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
	return t.manifest
}

// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
	return t.mcpManifest
}

// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
	return true
}

func (t Tool) RequiresClientAuthorization() bool {
	return t.Source.UseClientAuthorization()
}

```

--------------------------------------------------------------------------------
/docs/en/resources/tools/mssql/mssql-sql.md:
--------------------------------------------------------------------------------

```markdown
---
title: "mssql-sql"
type: docs
weight: 1
description: >
  A "mssql-sql" tool executes a pre-defined SQL statement against a SQL Server
  database.
aliases:
- /resources/tools/mssql-sql
---

## About

A `mssql-sql` tool executes a pre-defined SQL statement against a SQL Server
database. It's compatible with any of the following sources:

- [cloud-sql-mssql](../../sources/cloud-sql-mssql.md)
- [mssql](../../sources/mssql.md)

Toolbox supports the [prepare statement syntax][prepare-statement] of MS SQL
Server and expects parameters in the SQL query to be in the form of either
`@Name` or `@p1` to `@pN` (ordinal position).

```go
db.QueryContext(ctx, `select * from t where ID = @ID and Name = @p2;`, sql.Named("ID", 6), "Bob")
```

[prepare-statement]: https://learn.microsoft.com/sql/relational-databases/system-stored-procedures/sp-prepare-transact-sql?view=sql-server-ver16

## Example

> **Note:** This tool uses parameterized queries to prevent SQL injections.
> Query parameters can be used as substitutes for arbitrary expressions.
> Parameters cannot be used as substitutes for identifiers, column names, table
> names, or other parts of the query.

```yaml
tools:
 search_flights_by_number:
    kind: mssql-sql
    source: my-instance
    statement: |
      SELECT * FROM flights
      WHERE airline = @airline
      AND flight_number = @flight_number
      LIMIT 10
    description: |
      Use this tool to get information for a specific flight.
      Takes an airline code and flight number and returns info on the flight.
      Do NOT use this tool with a flight id. Do NOT guess an airline code or flight number.
      A airline code is a code for an airline service consisting of two-character
      airline designator and followed by flight number, which is 1 to 4 digit number.
      For example, if given CY 0123, the airline is "CY", and flight_number is "123".
      Another example for this is DL 1234, the airline is "DL", and flight_number is "1234".
      If the tool returns more than one option choose the date closes to today.
      Example:
      {{
          "airline": "CY",
          "flight_number": "888",
      }}
      Example:
      {{
          "airline": "DL",
          "flight_number": "1234",
      }}
    parameters:
      - name: airline
        type: string
        description: Airline unique 2 letter identifier
      - name: flight_number
        type: string
        description: 1 to 4 digit number
```

### Example with Template Parameters

> **Note:** This tool allows direct modifications to the SQL statement,
> including identifiers, column names, and table names. **This makes it more
> vulnerable to SQL injections**. Using basic parameters only (see above) is
> recommended for performance and safety reasons. For more details, please check
> [templateParameters](..#template-parameters).

```yaml
tools:
 list_table:
    kind: mssql-sql
    source: my-instance
    statement: |
      SELECT * FROM {{.tableName}};
    description: |
      Use this tool to list all information from a specific table.
      Example:
      {{
          "tableName": "flights",
      }}
    templateParameters:
      - name: tableName
        type: string
        description: Table to select from
```

## Reference

| **field**          |                  **type**                        | **required** | **description**                                                                                                                            |
|--------------------|:------------------------------------------------:|:------------:|--------------------------------------------------------------------------------------------------------------------------------------------|
| kind               |                   string                         |     true     | Must be "mssql-sql".                                                                                                                       |
| source             |                   string                         |     true     | Name of the source the T-SQL statement should execute on.                                                                                  |
| description        |                   string                         |     true     | Description of the tool that is passed to the LLM.                                                                                         |
| statement          |                   string                         |     true     | SQL statement to execute.                                                                                                                  |
| parameters         | [parameters](../#specifying-parameters)       |    false     | List of [parameters](../#specifying-parameters) that will be inserted into the SQL statement.                                           |
| templateParameters | [templateParameters](..#template-parameters) |    false     | List of [templateParameters](..#template-parameters) that will be inserted into the SQL statement before executing prepared statement. |

```
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