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36 lines
798 B
36 lines
798 B
// 最简单的TCP端口检查脚本
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const net = require('net');
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const PORT = 3001;
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const HOST = 'localhost';
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console.log(`正在检查 ${HOST}:${PORT} 端口...`);
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const client = new net.Socket();
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let isOpen = false;
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client.setTimeout(2000);
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client.connect(PORT, HOST, () => {
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isOpen = true;
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console.log(`✅ 端口 ${PORT} 已开放！服务器正在运行。`);
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client.destroy();
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});
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client.on('error', (e) => {
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if (e.code === 'ECONNREFUSED') {
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console.log(`❌ 端口 ${PORT} 未开放或被拒绝连接。`);
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} else {
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console.error(`❌ 连接错误: ${e.message}`);
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}
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client.destroy();
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});
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client.on('timeout', () => {
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console.log(`❌ 端口 ${PORT} 连接超时。`);
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client.destroy();
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});
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client.on('close', () => {
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console.log('\n检查完成。');
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});
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