#!/usr/bin/env node
const { spawn, spawnSync } = require('child_process');
const colors = { red: '\x1b[31m', green: '\x1b[32m', yellow: '\x1b[33m', reset: '\x1b[0m' };
const log = (msg, color = 'reset') => console.error(`${colors[color]}${msg}${colors.reset}`);
function getPythonCommand() {
const commands = process.platform === 'win32' ? ['python', 'python3', 'py'] : ['python3', 'python'];
for (const cmd of commands) {
try {
if (spawnSync(cmd, ['--version'], { encoding: 'utf8', stdio: ['pipe', 'pipe', 'pipe'] }).status === 0) return cmd;
} catch (e) {}
}
return null;
}
function checkPythonPackage(pythonCmd) {
try {
return spawnSync(pythonCmd, ['-c', 'import kubectl_mcp_tool'], { encoding: 'utf8', stdio: ['pipe', 'pipe', 'pipe'] }).status === 0;
} catch (e) {
return false;
}
}
function main() {
const args = process.argv.slice(2);
if (args.includes('--help') || args.includes('-h')) {
console.log(`
kubectl-mcp-server - MCP Server for Kubernetes
Usage: kubectl-mcp-server [options]
Options:
--transport <mode> Transport: stdio, sse, http, streamable-http (default: stdio)
--host <host> Host for network transports (default: 0.0.0.0)
--port <port> Port for network transports (default: 8000)
--non-destructive Block destructive operations
--help, -h Show this help message
--version, -v Show version
For more info: https://github.com/rohitg00/kubectl-mcp-server
`);
process.exit(0);
}
if (args.includes('--version') || args.includes('-v')) {
console.log(`kubectl-mcp-server v${require('../package.json').version}`);
process.exit(0);
}
const pythonCmd = getPythonCommand();
if (!pythonCmd) {
log('Error: Python 3.9+ is required. Install from https://python.org', 'red');
process.exit(1);
}
if (!checkPythonPackage(pythonCmd)) {
log('Installing kubectl-mcp-tool...', 'yellow');
if (spawnSync(pythonCmd, ['-m', 'pip', 'install', 'kubectl-mcp-tool'], { stdio: 'inherit' }).status !== 0) {
log('Failed to install. Try: pip install kubectl-mcp-tool', 'red');
process.exit(1);
}
log('Installed successfully!', 'green');
}
const server = spawn(pythonCmd, ['-m', 'kubectl_mcp_tool.mcp_server', ...args], {
stdio: 'inherit',
env: { ...process.env, PYTHONUNBUFFERED: '1' }
});
server.on('error', (err) => { log(`Error: ${err.message}`, 'red'); process.exit(1); });
server.on('close', (code) => process.exit(code || 0));
process.on('SIGINT', () => server.kill('SIGINT'));
process.on('SIGTERM', () => server.kill('SIGTERM'));
}
main();
