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feat(bigquery): add native read-only session locking - #3851
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This pull request updates the IsReadOnly method in the BigQuery source implementation to dynamically check if the write mode is blocked (WriteModeBlocked), rather than unconditionally returning false. It also adds a comprehensive unit test suite TestBigQuerySource_IsReadOnly to verify this behavior across various write modes. There are no review comments, and I have no additional feedback to provide.
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## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
## Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with `writeMode: "blocked"`, the source is
recognized as read-only (`IsReadOnly() == true`). `bigquery-execute-sql`
remains available to AI agents for `SELECT` queries as a single
polymorphic tool, dynamically updating its MCP annotations to
`readOnlyHint: true` and `destructiveHint: false`. Any dedicated
mutating tools without read-only annotations are automatically
suppressed.
## Changes
- Updated `BigQuerySource.IsReadOnly()` to return `true` when `WriteMode
== "blocked"`.
- Added unit tests covering all `writeMode` states (`blocked`,
`allowed`, `protected`, empty default).
- Implemented `ShouldSuppress(ctx, source) bool { return false }` so
`execute_sql` remains exposed to agents for `SELECT` queries on
read-only sources.
- Implemented `GetAnnotations(src)` to dynamically return `readOnlyHint:
true` and `destructiveHint: false` when connected to a `writeMode:
"blocked"` source, preserving custom hints.
- Added comprehensive unit tests (`TestGetAnnotations`,
`TestShouldSuppress`).
- Exposed `writeMode: ${BIGQUERY_WRITE_MODE:allowed}` on
`bigquery-source` so prebuilt images can be launched in read-only mode
via environment variables (`BIGQUERY_WRITE_MODE=blocked ./toolbox
--prebuilt bigquery`).
- Added `TestBigQuery_ReadOnlyVulnerabilityBlock` verifying that if a
custom tool is falsely annotated with `readOnlyHint: true` on a
`writeMode: "blocked"` source, BigQuery dry-run validation catches and
rejects mutating SQL statements (like `CREATE TABLE`) before execution.
- Updated the `writeMode` reference table to document coordination with
MCP read-only annotations and tool suppression.
anubhav756
added a commit
that referenced
this pull request
Aug 27, 2026
…ions (#3872) ## Description This PR introduces end-to-end Read-Only mode support across Toolbox, spanning core framework tool suppression, source-aware dynamic MCP tool annotations, and protocol/session-level enforcement for database sources. When a data source is configured in read-only mode: 1. **Agent-Level Tool Suppression**: Write-capable tools bound to read-only sources are suppressed from tool registration and pruned from tool groups to save LLM context window space and prevent hallucinated write attempts. 2. **Dynamic Tool Annotations**: Multi-mode tools (such as SQL execution tools) dynamically advertise `readOnlyHint: true` and `destructiveHint: false` in MCP tool manifests when connected to read-only sources. 3. **Database Session-Level Enforcement**: Database drivers enforce strict, protocol-level session locking directly within the database engine/client driver, preventing prompt injection or multi-statement write breakouts. ## PRs Included - #3615 - #3816 - #3618 - #3851 - #3619 - #3617
github-actions Bot
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…amic tool annotations (#3872) ## Description This PR introduces end-to-end Read-Only mode support across Toolbox, spanning core framework tool suppression, source-aware dynamic MCP tool annotations, and protocol/session-level enforcement for database sources. When a data source is configured in read-only mode: 1. **Agent-Level Tool Suppression**: Write-capable tools bound to read-only sources are suppressed from tool registration and pruned from tool groups to save LLM context window space and prevent hallucinated write attempts. 2. **Dynamic Tool Annotations**: Multi-mode tools (such as SQL execution tools) dynamically advertise `readOnlyHint: true` and `destructiveHint: false` in MCP tool manifests when connected to read-only sources. 3. **Database Session-Level Enforcement**: Database drivers enforce strict, protocol-level session locking directly within the database engine/client driver, preventing prompt injection or multi-statement write breakouts. ## PRs Included - #3615 - #3816 - #3618 - #3851 - #3619 - #3617
Yuan325
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🤖 I have created a release *beep* *boop* --- ## [1.10.0](v1.9.0...v1.10.0) (2026-08-27) ### Features * **falkordb:** Add FalkorDB source and tools ([#3692](#3692)) ([a94702c](a94702c)) * **firestore-mongodb:** Add firestore-execute-mql and firestore-get-… ([#3826](#3826)) ([4a85d75](4a85d75)) * **mcp:** Add Secure Parameters support as Toolbox experimental extension ([#3394](#3394)) ([9750d2d](9750d2d)) * **server/mcp:** Support com.google.cloud/toolbox.v1 extension in v20260728 ([#3801](#3801)) ([f4f7da6](f4f7da6)) * **skill:** Add fix-failing-tests skill for mcp-toolbox ([#3821](#3821)) ([168e69c](168e69c)) * **sources:** Support native read-only mode and dynamic tool annotations ([#3872](#3872)) ([c257022](c257022)), refs [#3615](#3615) [#3816](#3816) [#3618](#3618) [#3851](#3851) [#3619](#3619) [#3617](#3617) * **tool/mongodb:** Allow collection to be specified at runtime ([#3715](#3715)) ([7626eaf](7626eaf)) ### Bug Fixes * **cloud-storage:** Resolve symlinks when enforcing local path boundaries ([#3810](#3810)) ([c2ada64](c2ada64)) * **config:** Compare env var offsets in rune space when skipping comments ([#3856](#3856)) ([2e76934](2e76934)) * Merge prebuilt tools when reloading custom config ([#3864](#3864)) ([5a6d865](5a6d865)) * Normalize postgres UUIDs to strings ([#3806](#3806)) ([3b02f1d](3b02f1d)) * **postgres:** Filter background processes in postgres-list-active-queries ([#3885](#3885)) ([3d9e62a](3d9e62a)) * **test/alloydbainl:** Use explicit SQL alias prompts to stabilize AI… ([#3877](#3877)) ([50e45ed](50e45ed)) * **tests:** Prevent resource leaks by using context.WithoutCancel ([#3849](#3849)) ([f97a4f9](f97a4f9)) --- This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please). --------- Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com> Co-authored-by: Yuan Teoh <45984206+Yuan325@users.noreply.github.com>
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🤖 I have created a release *beep* *boop* --- ## [1.10.0](v1.9.0...v1.10.0) (2026-08-27) ### Features * **falkordb:** Add FalkorDB source and tools ([#3692](#3692)) ([a94702c](a94702c)) * **firestore-mongodb:** Add firestore-execute-mql and firestore-get-… ([#3826](#3826)) ([4a85d75](4a85d75)) * **mcp:** Add Secure Parameters support as Toolbox experimental extension ([#3394](#3394)) ([9750d2d](9750d2d)) * **server/mcp:** Support com.google.cloud/toolbox.v1 extension in v20260728 ([#3801](#3801)) ([f4f7da6](f4f7da6)) * **skill:** Add fix-failing-tests skill for mcp-toolbox ([#3821](#3821)) ([168e69c](168e69c)) * **sources:** Support native read-only mode and dynamic tool annotations ([#3872](#3872)) ([c257022](c257022)), refs [#3615](#3615) [#3816](#3816) [#3618](#3618) [#3851](#3851) [#3619](#3619) [#3617](#3617) * **tool/mongodb:** Allow collection to be specified at runtime ([#3715](#3715)) ([7626eaf](7626eaf)) ### Bug Fixes * **cloud-storage:** Resolve symlinks when enforcing local path boundaries ([#3810](#3810)) ([c2ada64](c2ada64)) * **config:** Compare env var offsets in rune space when skipping comments ([#3856](#3856)) ([2e76934](2e76934)) * Merge prebuilt tools when reloading custom config ([#3864](#3864)) ([5a6d865](5a6d865)) * Normalize postgres UUIDs to strings ([#3806](#3806)) ([3b02f1d](3b02f1d)) * **postgres:** Filter background processes in postgres-list-active-queries ([#3885](#3885)) ([3d9e62a](3d9e62a)) * **test/alloydbainl:** Use explicit SQL alias prompts to stabilize AI… ([#3877](#3877)) ([50e45ed](50e45ed)) * **tests:** Prevent resource leaks by using context.WithoutCancel ([#3849](#3849)) ([f97a4f9](f97a4f9)) --- This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please). --------- Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com> Co-authored-by: Yuan Teoh <45984206+Yuan325@users.noreply.github.com>
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mcp-toolbox 1.10.0 Created-by: HarmonybrewBot Commit-by: HarmonybrewBot Merged-by: HarmonybrewBot Description: Created by `brew bump` --- Created with `brew bump-formula-pr`.release notes
## [1.10.0](googleapis/mcp-toolbox@v1.9.0...v1.10.0) (2026-08-27) ### Features * **falkordb:** Add FalkorDB source and tools ([#3692](googleapis/mcp-toolbox#3692)) ([a94702c](googleapis/mcp-toolbox@a94702c)) * **mcp:** Add Secure Parameters support as Toolbox experimental extension ([#3394](googleapis/mcp-toolbox#3394)) ([9750d2d](googleapis/mcp-toolbox@9750d2d)) * **server/mcp:** Support com.google.cloud/toolbox.v1 extension in v20260728 ([#3801](googleapis/mcp-toolbox#3801)) ([f4f7da6](googleapis/mcp-toolbox@f4f7da6)) * **skill:** Add fix-failing-tests skill for mcp-toolbox ([#3821](googleapis/mcp-toolbox#3821)) ([168e69c](googleapis/mcp-toolbox@168e69c)) * **sources:** Support native read-only mode and dynamic tool annotations ([#3872](googleapis/mcp-toolbox#3872)) ([c257022](googleapis/mcp-toolbox@c257022)), refs [#3615](googleapis/mcp-toolbox#3615) [#3816](googleapis/mcp-toolbox#3816) [#3618](googleapis/mcp-toolbox#3618) [#3851](googleapis/mcp-toolbox#3851) [#3619](googleapis/mcp-toolbox#3619) [#3617](googleapis/mcp-toolbox#3617) * **tools/firestore-mongodb:** Add tools for execute mql and get schema ([#3826](googleapis/mcp-toolbox#3826)) ([4a85d75](googleapis/mcp-toolbox@4a85d75)) * **tool/mongodb:** Allow collection to be specified at runtime ([#3715](googleapis/mcp-toolbox#3715)) ([7626eaf](googleapis/mcp-toolbox@7626eaf)) ### Bug Fixes * **cloud-storage:** Resolve symlinks when enforcing local path boundaries ([#3810](googleapis/mcp-toolbox#3810)) ([c2ada64](googleapis/mcp-toolbox@c2ada64)) * **config:** Compare env var offsets in rune space when skipping comments ([#3856](googleapis/mcp-toolbox#3856)) ([2e76934](googleapis/mcp-toolbox@2e76934)) * Merge prebuilt tools when reloading custom config ([#3864](googleapis/mcp-toolbox#3864)) ([5a6d865](googleapis/mcp-toolbox@5a6d865)) * Normalize postgres UUIDs to strings ([#3806](googleapis/mcp-toolbox#3806)) ([3b02f1d](googleapis/mcp-toolbox@3b02f1d)) * **postgres:** Filter background processes in postgres-list-active-queries ([#3885](googleapis/mcp-toolbox#3885)) ([3d9e62a](googleapis/mcp-toolbox@3d9e62a)) | **OS/Architecture** | **Description** | **SHA256 Hash** | | --------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------- | | [linux/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/linux/amd64/toolbox) ([Signature](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/linux/amd64/toolbox.asc)) | For **Linux** systems running on **Intel/AMD 64-bit processors**. | 7e15dba09e6f957f64ce5924a0aa06b12cdf83ab26119813b0fa40edab566dd4 | | [darwin/arm64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/darwin/arm64/toolbox) | For **macOS** systems running on **Apple Silicon** (M1, M2, M3, etc.) processors. | c994f06781462abba4171cb4844776c45605e391c57dc96adb3e130c81b53825 | | [darwin/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/darwin/amd64/toolbox) | For **macOS** systems running on **Intel processors**. | 12ebf78d9d05e8f3fe90c5d02ae14f2ccd96cf036f3dfba430bc32e3cfeadfd4 | | [windows/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/windows/amd64/toolbox.exe) | For **Windows** systems running on **Intel/AMD 64-bit processors**. | 734783941cb5864c0e5d4d78be625f8b12be23b01d94781d7fa7db9b3c25aac6 | | [windows/arm64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.10.0/windows/arm64/toolbox.exe) | For **Windows** systems running on **ARM 64-bit processors**. | d9be7c2ce1d2e29c20f2974cbac4cde857adad836cee565d2584f3fbcc97f096 |View the full release notes at https://github.com/googleapis/mcp-toolbox/releases/tag/v1.10.0">https://github.com/googleapis/mcp-toolbox/releases/tag/v1.10.0.>
See merge request: Harmonybrew/homebrew-core!17982
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Overview
Add support for BigQuery in Toolbox's Read-Only architecture.
When BigQuery is configured with
writeMode: "blocked", the source is recognized as read-only (IsReadOnly() == true).bigquery-execute-sqlremains available to AI agents forSELECTqueries as a single polymorphic tool, dynamically updating its MCP annotations toreadOnlyHint: trueanddestructiveHint: false. Any dedicated mutating tools without read-only annotations are automatically suppressed.Changes
BigQuerySource.IsReadOnly()to returntruewhenWriteMode == "blocked".writeModestates (blocked,allowed,protected, empty default).ShouldSuppress(ctx, source) bool { return false }soexecute_sqlremains exposed to agents forSELECTqueries on read-only sources.GetAnnotations(src)to dynamically returnreadOnlyHint: trueanddestructiveHint: falsewhen connected to awriteMode: "blocked"source, preserving custom hints.TestGetAnnotations,TestShouldSuppress).writeMode: ${BIGQUERY_WRITE_MODE:allowed}onbigquery-sourceso prebuilt images can be launched in read-only mode via environment variables (BIGQUERY_WRITE_MODE=blocked ./toolbox --prebuilt bigquery).TestBigQuery_ReadOnlyVulnerabilityBlockverifying that if a custom tool is falsely annotated withreadOnlyHint: trueon awriteMode: "blocked"source, BigQuery dry-run validation catches and rejects mutating SQL statements (likeCREATE TABLE) before execution.writeModereference table to document coordination with MCP read-only annotations and tool suppression.