From 9001e56232260a56f06f1259cbd7766a7589ca65 Mon Sep 17 00:00:00 2001 From: Juexin Wang Date: Tue, 18 Aug 2026 14:05:40 -0700 Subject: [PATCH 1/4] feat: adopt Agent Plugin spec and generate harness manifests --- .claude-plugin/plugin.json | 63 ++++++++++++++++++++++++++++++++++++++ .codex-plugin/.mcp.json | 22 +++++++++++++ .codex-plugin/plugin.json | 12 ++++++++ mcp.json | 17 ++++++++++ mcp_config.json | 15 +++++++++ plugin.json | 47 ++++++++++++++++++++++++++++ 6 files changed, 176 insertions(+) create mode 100644 .claude-plugin/plugin.json create mode 100644 .codex-plugin/.mcp.json create mode 100644 .codex-plugin/plugin.json create mode 100644 mcp.json create mode 100644 mcp_config.json create mode 100644 plugin.json diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json new file mode 100644 index 0000000..19cfd56 --- /dev/null +++ b/.claude-plugin/plugin.json @@ -0,0 +1,63 @@ +{ + "name": "mysql", + "version": "0.1.5", + "description": "Connect and interact with a MySQL database and data", + "author": { + "name": "Google LLC", + "email": "data-cloud-ai-integrations@google.com" + }, + "repository": "https://github.com/gemini-cli-extensions/mysql", + "license": "Apache-2.0", + "userConfig": { + "mysql_host": { + "title": "Host", + "description": "Host or IP address of the MySQL server", + "type": "string", + "sensitive": false + }, + "mysql_port": { + "title": "Port", + "description": "Port number of the MySQL server", + "type": "string", + "sensitive": false + }, + "mysql_database": { + "title": "Database", + "description": "Name of the database", + "type": "string", + "sensitive": false + }, + "mysql_user": { + "title": "User", + "description": "Username of the database user", + "type": "string", + "sensitive": false + }, + "mysql_password": { + "title": "Password", + "description": "Password of the database user", + "type": "string", + "sensitive": true + } + }, + "mcpServers": { + "mysql": { + "command": "npx", + "args": [ + "-y", + "@toolbox-sdk/server@1.8.0", + "--prebuilt", + "mysql", + "--stdio" + ], + "env": { + "MYSQL_HOST": "${user_config.mysql_host}", + "MYSQL_PORT": "${user_config.mysql_port}", + "MYSQL_DATABASE": "${user_config.mysql_database}", + "MYSQL_USER": "${user_config.mysql_user}", + "MYSQL_PASSWORD": "${user_config.mysql_password}" + }, + "cwd": "${CLAUDE_PLUGIN_ROOT}" + } + } +} diff --git a/.codex-plugin/.mcp.json b/.codex-plugin/.mcp.json new file mode 100644 index 0000000..67ac4ce --- /dev/null +++ b/.codex-plugin/.mcp.json @@ -0,0 +1,22 @@ +{ + "mcpServers": { + "mysql": { + "command": "npx", + "args": [ + "-y", + "@toolbox-sdk/server@1.8.0", + "--prebuilt", + "mysql", + "--stdio" + ], + "cwd": "${PLUGIN_ROOT}", + "env_vars": [ + "MYSQL_HOST", + "MYSQL_PORT", + "MYSQL_DATABASE", + "MYSQL_USER", + "MYSQL_PASSWORD" + ] + } + } +} diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json new file mode 100644 index 0000000..7b6301c --- /dev/null +++ b/.codex-plugin/plugin.json @@ -0,0 +1,12 @@ +{ + "name": "mysql", + "version": "0.1.5", + "description": "Connect and interact with a MySQL database and data", + "author": { + "name": "Google LLC", + "email": "data-cloud-ai-integrations@google.com" + }, + "repository": "https://github.com/gemini-cli-extensions/mysql", + "license": "Apache-2.0", + "mcpServers": "./.codex-plugin/.mcp.json" +} diff --git a/mcp.json b/mcp.json new file mode 100644 index 0000000..3fdbfe1 --- /dev/null +++ b/mcp.json @@ -0,0 +1,17 @@ +{ + "$schema": "https://agent-plugins.org/schemas/1.0.0/mcp.schema.json", + "mcpServers": { + "mysql": { + "type": "stdio", + "command": "npx", + "args": [ + "-y", + "@toolbox-sdk/server@1.8.0", + "--prebuilt", + "mysql", + "--stdio" + ], + "cwd": "${PLUGIN_ROOT}" + } + } +} diff --git a/mcp_config.json b/mcp_config.json new file mode 100644 index 0000000..c8b0bb0 --- /dev/null +++ b/mcp_config.json @@ -0,0 +1,15 @@ +{ + "mcpServers": { + "mysql": { + "command": "npx", + "args": [ + "-y", + "@toolbox-sdk/server@1.8.0", + "--prebuilt", + "mysql", + "--stdio" + ], + "cwd": "${PLUGIN_ROOT}" + } + } +} diff --git a/plugin.json b/plugin.json new file mode 100644 index 0000000..097e2ce --- /dev/null +++ b/plugin.json @@ -0,0 +1,47 @@ +{ + "name": "mysql", + "version": "0.1.5", + "description": "Connect and interact with a MySQL database and data", + "author": { + "name": "Google LLC", + "email": "data-cloud-ai-integrations@google.com" + }, + "repository": "https://github.com/gemini-cli-extensions/mysql", + "license": "Apache-2.0", + "extensions": { + "com.google.cloud.data.agent-plugins": { + "config": [ + { + "key": "MYSQL_HOST", + "title": "Host", + "description": "Host or IP address of the MySQL server" + }, + { + "key": "MYSQL_PORT", + "title": "Port", + "description": "Port number of the MySQL server" + }, + { + "key": "MYSQL_DATABASE", + "title": "Database", + "description": "Name of the database" + }, + { + "key": "MYSQL_USER", + "title": "User", + "description": "Username of the database user" + }, + { + "key": "MYSQL_PASSWORD", + "title": "Password", + "description": "Password of the database user", + "sensitive": true + } + ], + "gemini": { + "contextFileName": "MYSQL.md", + "mcpServerName": "mysql" + } + } + } +} From a5ff5e6dca204d51e0c4620cacd7140b07f743f5 Mon Sep 17 00:00:00 2001 From: Juexin Wang Date: Tue, 18 Aug 2026 14:05:40 -0700 Subject: [PATCH 2/4] feat: add marketplace.json for Claude Code and Codex --- .claude-plugin/marketplace.json | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 .claude-plugin/marketplace.json diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json new file mode 100644 index 0000000..28fcf8e --- /dev/null +++ b/.claude-plugin/marketplace.json @@ -0,0 +1,16 @@ +{ + "name": "mysql", + "owner": { + "name": "Google LLC", + "email": "data-cloud-ai-integrations@google.com" + }, + "metadata": { + "description": "Connect and interact with a MySQL database and data." + }, + "plugins": [ + { + "name": "mysql", + "source": "./" + } + ] +} From 37c1d72a04f4ef720a513082aa3b7387332a68bc Mon Sep 17 00:00:00 2001 From: Juexin Wang Date: Tue, 18 Aug 2026 14:11:53 -0700 Subject: [PATCH 3/4] docs: document installation and configuration for all supported harnesses --- README.md | 55 +++++++++++++++++++++++++++++++++++++------------------ 1 file changed, 37 insertions(+), 18 deletions(-) diff --git a/README.md b/README.md index 21fe7e4..bc14f80 100644 --- a/README.md +++ b/README.md @@ -22,8 +22,11 @@ This Gemini CLI extension provides a set of tools to interact with [MySQL](https Before you begin, ensure you have the following: -* [Gemini CLI](https://github.com/google-gemini/gemini-cli) installed with version **+v0.6.0**. -* Setup Gemini CLI [Authentication](https://github.com/google-gemini/gemini-cli/tree/main?tab=readme-ov-file#-authentication-options). +* One of the supported agent harnesses, installed and authenticated: + * [Gemini CLI](https://github.com/google-gemini/gemini-cli) (v0.6.0+) + * [Claude Code](https://code.claude.com) + * [Codex](https://developers.openai.com/codex) + * [Antigravity CLI](https://antigravity.google) * [Node.js](https://nodejs.org/) (the MCP server runs via `npx`). * A running MySQL instance. * A user with database-level permissions to execute queries. @@ -32,15 +35,39 @@ Before you begin, ensure you have the following: ### Installation -To install the extension, use the command: +All harnesses use the same plugin; the MCP server runs via `npx` (no binary to download). Install with your harness of choice: + +**Gemini CLI** ```bash gemini extensions install https://github.com/gemini-cli-extensions/mysql ``` +**Claude Code** + +```bash +claude plugin marketplace add gemini-cli-extensions/mysql +claude plugin install mysql@mysql +``` + +**Codex** + +```bash +codex plugin marketplace add gemini-cli-extensions/mysql +codex plugin add mysql@mysql +``` + +**Antigravity** + +```bash +agy plugin install https://github.com/gemini-cli-extensions/mysql +``` + +See [Configuration](#configuration) for how each harness supplies the connection settings. + ### Configuration -You will be prompted to configure the following settings during installation. These settings are saved in an `.env` file within the extension's directory. +The plugin connects to MySQL using these settings: * `MYSQL_HOST`: (Optional) The MySQL host. Defaults to `localhost`. * `MYSQL_PORT`: (Optional) The MySQL port. Defaults to `3306`. @@ -48,23 +75,15 @@ You will be prompted to configure the following settings during installation. Th * `MYSQL_USER`: The database username. * `MYSQL_PASSWORD`: The password for the database user. -To view or update your configuration: - -**List Settings:** -* Terminal: `gemini extensions list` -* Gemini CLI: `/extensions list` - -**Update Settings:** -* Terminal: `gemini extensions config mysql [setting name] [--scope ]` - * `setting name`: (Optional) The single setting to configure. - * `scope`: (Optional) The scope of the setting in (`user` or `workspace`). Defaults to `user`. -* Currently, you must restart the Gemini CLI for changes to take effect. We recommend using `gemini --resume` to resume your session. +How you supply them depends on the harness: -Alternatively, you can manually set these environment variables before starting the Gemini CLI: +* **Gemini CLI**: prompted on install and saved to the extension's `.env`. View or update later with `gemini extensions list` / `gemini extensions config mysql [setting] [--scope user|workspace]` (restart the CLI to apply). +* **Claude Code**: pass `--config KEY=VALUE` on install (repeatable), or run `/plugin` inside Claude Code. +* **Codex** and **Antigravity**: export the variables in your shell before starting: ```bash -export MYSQL_HOST="" # Optional: defaults to localhost -export MYSQL_PORT="" # Optional: defaults to 3306 +export MYSQL_HOST="" # Optional, defaults to localhost +export MYSQL_PORT="" # Optional, defaults to 3306 export MYSQL_DATABASE="" export MYSQL_USER="" export MYSQL_PASSWORD="" From e61c5ee5896ba1efeac55ee82c0dfe596cabc543 Mon Sep 17 00:00:00 2001 From: Juexin Wang Date: Wed, 19 Aug 2026 10:59:24 -0700 Subject: [PATCH 4/4] fix: drop unresolvable ${PLUGIN_ROOT} cwd (unneeded for --prebuilt; breaks Codex/AGY) --- .claude-plugin/plugin.json | 3 +-- .codex-plugin/.mcp.json | 1 - mcp.json | 3 +-- mcp_config.json | 3 +-- 4 files changed, 3 insertions(+), 7 deletions(-) diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json index 19cfd56..1618b74 100644 --- a/.claude-plugin/plugin.json +++ b/.claude-plugin/plugin.json @@ -56,8 +56,7 @@ "MYSQL_DATABASE": "${user_config.mysql_database}", "MYSQL_USER": "${user_config.mysql_user}", "MYSQL_PASSWORD": "${user_config.mysql_password}" - }, - "cwd": "${CLAUDE_PLUGIN_ROOT}" + } } } } diff --git a/.codex-plugin/.mcp.json b/.codex-plugin/.mcp.json index 67ac4ce..0ab129f 100644 --- a/.codex-plugin/.mcp.json +++ b/.codex-plugin/.mcp.json @@ -9,7 +9,6 @@ "mysql", "--stdio" ], - "cwd": "${PLUGIN_ROOT}", "env_vars": [ "MYSQL_HOST", "MYSQL_PORT", diff --git a/mcp.json b/mcp.json index 3fdbfe1..03659b1 100644 --- a/mcp.json +++ b/mcp.json @@ -10,8 +10,7 @@ "--prebuilt", "mysql", "--stdio" - ], - "cwd": "${PLUGIN_ROOT}" + ] } } } diff --git a/mcp_config.json b/mcp_config.json index c8b0bb0..00d10ff 100644 --- a/mcp_config.json +++ b/mcp_config.json @@ -8,8 +8,7 @@ "--prebuilt", "mysql", "--stdio" - ], - "cwd": "${PLUGIN_ROOT}" + ] } } }