mcp.installers.safe_pattern_installer¶

Safe Pattern-Based MCP Server Installer.

Version 1: Uses predefined patterns for safe, predictable installations. No code generation - only trusted, tested patterns.

Classes¶

`InstallationRequest`	Request for MCP server installation.
`InstallationResult`	Result of installation attempt.
`SafePatternInstaller`	Safe MCP installer using only predefined patterns.

Module Contents¶

class mcp.installers.safe_pattern_installer.InstallationRequest(/, **data: Any)¶

Bases: pydantic.BaseModel

Request for MCP server installation.

custom_args: list[str] = None¶

env_vars: dict[str, str] = None¶

package_name: str = None¶

pattern_type: str = None¶

require_approval: bool = None¶

server_name: str = None¶

class mcp.installers.safe_pattern_installer.InstallationResult(/, **data: Any)¶

Bases: pydantic.BaseModel

Result of installation attempt.

config_created: bool = False¶

message: str¶

process_id: int | None = None¶

server_name: str¶

success: bool¶

tools_available: list[str] = None¶

class mcp.installers.safe_pattern_installer.SafePatternInstaller(config_manager: haive.mcp.installers.config_manager.MCPConfigManager | None = None)¶

Safe MCP installer using only predefined patterns.

check_server_status(server_name: str) → str¶: Check if an MCP server is running.

cleanup() → None¶: Stop all running servers.

create_installation_tool(request: InstallationRequest) → langchain_core.tools.StructuredTool¶: Create a tool for installing a specific MCP server.

create_quick_install_tools() → list[langchain_core.tools.StructuredTool]¶: Create tools for common MCP server installations.

get_pattern_for_server(package_name: str, suggested_pattern: str) → haive.mcp.installers.config_manager.MCPServerPattern | None¶: Get the appropriate pattern for a server.

get_status_summary() → dict[str, Any]¶: Get summary of installer status.

async start_server(server_name: str) → InstallationResult¶: Start a configured MCP server.

validate_installation_request(request: InstallationRequest) → tuple[bool, str]¶: Validate that installation request is safe.

config_manager¶

request_counters: dict[str, int]¶

running_servers: dict[str, subprocess.Popen]¶