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@ -6,6 +6,7 @@ import (
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"bytes"
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"context"
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"encoding/binary"
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"errors"
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"io/ioutil"
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"os"
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"os/exec"
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@ -21,11 +22,27 @@ import (
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const USER_PROCESS = 7
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func HostIDWithContext(ctx context.Context) (string, error) {
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uuid, err := unix.Sysctl("kern.uuid")
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ioreg, err := exec.LookPath("ioreg")
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if err != nil {
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return "", err
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}
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return strings.ToLower(uuid), err
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out, err := invoke.CommandWithContext(ctx, ioreg, "-rd1", "-c", "IOPlatformExpertDevice")
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if err != nil {
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return "", err
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}
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for _, line := range strings.Split(string(out), "\n") {
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if strings.Contains(line, "IOPlatformUUID") {
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parts := strings.SplitAfter(line, `" = "`)
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if len(parts) == 2 {
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uuid := strings.TrimRight(parts[1], `"`)
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return strings.ToLower(uuid), nil
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}
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}
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}
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return "", errors.New("cannot find host id")
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}
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func numProcs(ctx context.Context) (uint64, error) {
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