22 lines
518 B
Go
22 lines
518 B
Go
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//go:build !windows
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package main
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import (
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"os"
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"strings"
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)
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// rawMachineID 读取 Linux/macOS 的机器标识；读不到时返回空串由调用方兜底。
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func rawMachineID() string {
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for _, p := range []string{"/etc/machine-id", "/var/lib/dbus/machine-id"} {
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if b, e := os.ReadFile(p); e == nil {
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if v := strings.TrimSpace(string(b)); v != "" {
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return v
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}
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}
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}
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// macOS 没有 machine-id 文件，退回 IOPlatformUUID 太重，直接用主机名兜底（由调用方哈希）。
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return ""
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}
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