65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build freebsd
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package hostinfo
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import (
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"bytes"
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"os"
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"os/exec"
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"golang.org/x/sys/unix"
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"tailscale.com/version/distro"
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)
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func init() {
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osVersion = lazyOSVersion.Get
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distroName = distroNameFreeBSD
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distroVersion = distroVersionFreeBSD
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}
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var (
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lazyVersionMeta = &lazyAtomicValue[versionMeta]{f: ptrTo(freebsdVersionMeta)}
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lazyOSVersion = &lazyAtomicValue[string]{f: ptrTo(osVersionFreeBSD)}
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)
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func distroNameFreeBSD() string {
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return lazyVersionMeta.Get().DistroName
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}
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func distroVersionFreeBSD() string {
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return lazyVersionMeta.Get().DistroVersion
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}
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type versionMeta struct {
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DistroName string
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DistroVersion string
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DistroCodeName string
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}
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func osVersionFreeBSD() string {
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var un unix.Utsname
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unix.Uname(&un)
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return unix.ByteSliceToString(un.Release[:])
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}
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func freebsdVersionMeta() (meta versionMeta) {
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d := distro.Get()
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meta.DistroName = string(d)
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switch d {
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case distro.Pfsense:
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b, _ := os.ReadFile("/etc/version")
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meta.DistroVersion = string(bytes.TrimSpace(b))
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case distro.OPNsense:
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b, _ := exec.Command("opnsense-version").Output()
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meta.DistroVersion = string(bytes.TrimSpace(b))
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case distro.TrueNAS:
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b, _ := os.ReadFile("/etc/version")
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meta.DistroVersion = string(bytes.TrimSpace(b))
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}
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return
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}
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