65 lines
1.8 KiB
JavaScript
65 lines
1.8 KiB
JavaScript
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/**
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* 设备指纹生成 - 跨平台
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* 基于: 主机名 + 用户名 + CPU ID + 磁盘序列号 + 架构
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* 输出 SHA-256 hex (64 字符)
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*/
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const crypto = require("crypto");
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const os = require("os");
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const { execSync } = require("child_process");
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function safeExec(cmd) {
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try {
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return execSync(cmd, { encoding: "utf8", timeout: 3000, windowsHide: true }).toString();
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} catch { return ""; }
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}
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function cpuId() {
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if (process.platform === "win32") {
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// 用绝对路径防 PATH 污染
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const wmic = "C:\\Windows\\System32\\wbem\\wmic.exe";
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const out = safeExec(`"${wmic}" cpu get ProcessorId /value`);
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const m = out.match(/ProcessorId=([A-F0-9]+)/i);
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return m ? m[1] : "";
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}
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if (process.platform === "darwin") {
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const out = safeExec("system_profiler SPHardwareDataType");
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const m = out.match(/Hardware UUID:\s+([A-F0-9-]+)/);
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return m ? m[1] : "";
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}
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// Linux
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return safeExec("cat /etc/machine-id 2>/dev/null").trim();
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}
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function diskSerial() {
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if (process.platform === "win32") {
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const wmic = "C:\\Windows\\System32\\wbem\\wmic.exe";
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const out = safeExec(`"${wmic}" diskdrive get SerialNumber /value`);
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const lines = out.split(/\r?\n/).filter(l => /SerialNumber=.+/.test(l));
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return lines[0]?.split("=")[1]?.trim() || "";
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}
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if (process.platform === "darwin") {
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const out = safeExec("diskutil info /");
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const m = out.match(/Volume UUID:\s+([A-F0-9-]+)/);
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return m ? m[1] : "";
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}
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return safeExec("lsblk -no SERIAL 2>/dev/null | head -1").trim();
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}
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function fingerprint() {
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const raw = [
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os.hostname(),
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os.userInfo().username,
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cpuId(),
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diskSerial(),
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os.arch()
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].join("::");
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return crypto.createHash("sha256").update(raw).digest("hex");
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}
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module.exports = { fingerprint };
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if (require.main === module) {
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// 直接运行时打印指纹
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console.log(fingerprint());
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}
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