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ssh/tailssh: use root / as cmd.Dir when users HomeDir doesn't exist
Fixes #5224 Signed-off-by: Maisem Ali <maisem@tailscale.com>
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@ -283,7 +283,16 @@ func (ss *sshSession) launchProcess() error {
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ss.cmd = ss.newIncubatorCommand()
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cmd := ss.cmd
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cmd.Dir = ss.conn.localUser.HomeDir
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homeDir := ss.conn.localUser.HomeDir
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if _, err := os.Stat(homeDir); err == nil {
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cmd.Dir = homeDir
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} else if os.IsNotExist(err) {
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// If the home directory doesn't exist, we can't chdir to it.
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// Instead, we'll chdir to the root directory.
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cmd.Dir = "/"
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} else {
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return err
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}
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cmd.Env = append(cmd.Env, envForUser(ss.conn.localUser)...)
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for _, kv := range ss.Environ() {
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if acceptEnvPair(kv) {
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