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client prints nonzero remote end exit status; comment cleanup

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This commit is contained in:
Russ Magee 2018-09-06 11:40:13 -07:00
parent db1b494d00
commit 8a24fb113f
2 changed files with 9 additions and 3 deletions
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6
hkexsh/hkexsh.go
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@ -241,6 +241,9 @@ func doShellMode(isInteractive bool, conn *hkexnet.Conn, oldState *hkexsh.State,
_, inerr := io.Copy(os.Stdout, conn) _, inerr := io.Copy(os.Stdout, conn)
if inerr != nil { if inerr != nil {
_ = hkexsh.Restore(int(os.Stdin.Fd()), oldState) // Best effort. _ = hkexsh.Restore(int(os.Stdin.Fd()), oldState) // Best effort.
// Copy operations and user logging off will cause
// a "use of closed network connection" so handle that
// gracefully here
if !strings.HasSuffix(inerr.Error(), "use of closed network connection") { if !strings.HasSuffix(inerr.Error(), "use of closed network connection") {
log.Println(inerr) log.Println(inerr)
os.Exit(1) os.Exit(1)
@ -545,5 +548,8 @@ func main() {
_ = hkexsh.Restore(int(os.Stdin.Fd()), oldState) // Best effort. _ = hkexsh.Restore(int(os.Stdin.Fd()), oldState) // Best effort.
} }
if rec.status != 0 {
fmt.Fprintln(os.Stderr, "Remote end exited with status:", rec.status)
}
os.Exit(rec.status) os.Exit(rec.status)
} }