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ip_init.js
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// 此脚本用于从 init.csv 文件中提取唯一的 IP 和端口组合,并将其保存到 ip.txt 文件中。
import fs from "node:fs";
import path from "node:path";
import url from "node:url";
// 获取当前脚本路径
const __filename = url.fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
// 输入 CSV 文件路径
const csvFilePath = path.resolve(__dirname, "init.csv");
// 输出 TXT 文件路径
const txtFilePath = path.resolve(__dirname, "ip.txt");
// 提取列
const ipcom = "ip";
const portcom = "port";
async function extractIpAndPort() {
try {
// 读取 CSV 文件内容
const data = await fs.promises.readFile(csvFilePath, "utf8");
// 按行分割 CSV 内容
const lines = data
.split("\n")
.map((line) => line.trim())
.filter((line) => line); // 去掉空行
if (lines.length < 2) {
throw new Error("CSV 文件内容不足或格式不正确");
}
// 获取表头
const headers = lines[0].split(",");
const ipIndex = headers.indexOf(ipcom);
const portIndex = headers.indexOf(portcom);
if (ipIndex === -1 || portIndex === -1) {
throw new Error(`CSV 文件缺少 ${ipcom} 或 ${portcom} 列`);
}
// 提取 IP 和端口
const resultSet = new Set();
lines.slice(1).forEach((line, index) => {
const fields = line.split(",");
if (fields.length <= Math.max(ipIndex, portIndex)) return;
const ip = fields[ipIndex];
const port = fields[portIndex];
if (!Number(port)) {
console.log(`第${index + 2}行无效参数: ${ip} ${port}`);
return; // 直接跳过,不加入 Set
}
resultSet.add(`${ip} ${port}`);
});
const result = Array.from(resultSet).join("\n");
// 写入到 TXT 文件
await fs.promises.writeFile(txtFilePath, result, "utf8");
console.log(`已成功提取到 ${txtFilePath}`);
} catch (error) {
console.error("处理文件时发生错误:", error.message);
}
}
await extractIpAndPort();