cli-mcp-serverServer

MladenSU

Command LineOS AutomationSecurity

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💡 Description

A secure Model Context Protocol (MCP) server implementation for performing controlled command-line operations with comprehensive security features.

📝 JSON Entries

{
  "mcpServers": [
    {
      "cli-mcp-server": {
        "env": {
          "ALLOWED_DIR": "</your/desired/dir>",
          "ALLOWED_FLAGS": "-l,-a,--help,--version",
          "COMMAND_TIMEOUT": "30",
          "ALLOWED_COMMANDS": "ls,cat,pwd,echo",
          "MAX_COMMAND_LENGTH": "1024",
          "ALLOW_SHELL_OPERATORS": "false"
        },
        "args": [
          "--directory",
          "<path/to/the/repo>/cli-mcp-server",
          "run",
          "cli-mcp-server"
        ],
        "command": "uv"
      }
    }
  ]
}

🛠️ Tools

run_commandshow_security_rules

⚡ Features

Secure command execution with strict validation
Command and flag whitelisting with 'all' option
Path traversal prevention and validation
Protection against shell operator injection
Execution timeout and length limitations
Detailed error reporting
Support for asynchronous operations
Working directory restrictions and validations

💬 Example Queries

Execute a whitelisted shell command.
Show current security rules.