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control/controlclient: report whether we're in a snap package

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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2021-07-26 14:53:42 -07:00 committed by Denton Gentry
parent e299300b48
commit dfa5e38fad
1 changed files with 7 additions and 0 deletions
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7
control/controlclient/direct.go
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@ -220,6 +220,13 @@ func packageType() string {
// Using tailscaled or IPNExtension?
exe, _ := os.Executable()
return filepath.Base(exe)
case "linux":
// Report whether this is in a snap.
// See https://snapcraft.io/docs/environment-variables
// We just look at two somewhat arbitrarily.
if os.Getenv("SNAP_NAME") != "" && os.Getenv("SNAP") != "" {
return "snap"
}
}
return ""
}