Merge pull request #377 from blovett/retry_network_unreachable

Retry with the admin ssh port on network unreachable too.

Author: lildude

bin/ghe-host-check

@@ -60,7 +60,7 @@ set -e
 if [ $rc -ne 0 ]; then
   case $rc in
     255)
-      if echo "$output" | grep -i "port 22: connection refused\|port 22: no route to host\|ssh_exchange_identification: Connection closed by remote host\|Connection timed out during banner exchange\|port 22: Connection timed out" >/dev/null; then
+      if echo "$output" | grep -i "port 22: Network is unreachable\|port 22: connection refused\|port 22: no route to host\|ssh_exchange_identification: Connection closed by remote host\|Connection timed out during banner exchange\|port 22: Connection timed out" >/dev/null; then
         exec "$(basename $0)" "$hostname:122"
       fi