iankelling.org Git - distro-setup/blob - mount-latest-remote

   1 #!/bin/bash
   2 # Copyright (C) 2016 Ian Kelling
   3
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 source /usr/local/lib/err
  17
  18 script_dir=$(dirname $(readlink -f "$BASH_SOURCE"))
  19
  20 if (( ! $# )); then
  21   echo "mount-latest-remote: error: expected 1 or more host arguments"
  22   exit 1
  23 fi
  24
  25 $script_dir/install-my-scripts
  26 cd /usr/local
  27
  28 ecode=0
  29 failed_hosts=()
  30
  31 # exit code run
  32 er() {
  33   local ret=0
  34   "$@" || ret=$?
  35   if (( ret )); then
  36     echo "$0: failed command: $*"
  37     failed_hosts+=($tg)
  38   fi
  39   if (( ret > ecode )); then
  40     ecode=$ret
  41   fi
  42 }
  43 for tg; do
  44   rsynctg=$tg
  45   if [[ $tg == *:* ]]; then
  46     rsynctg="[$tg]"
  47   fi
  48   # R = relative, t = times, O = omit-dir-times, p = perms
  49   er rsync -RtOp bin/{mount-latest-subvol,check-subvol-stale} lib/err "root@$rsynctg:/usr/local" || continue
  50   # this can hang if we have an old nfs mount
  51   ssh root@$tg timeout -s 9 600 /usr/local/bin/mount-latest-subvol ||:
  52 done
  53
  54 if (( $# == ${#failed_hosts[@]} )); then
  55   echo "$0: error: all hosts failed: $*" >&2
  56 elif (( ${#failed_hosts[@]} )); then
  57   echo "$0: error: some hosts failed: ${failed_hosts[@]}" >&2
  58 fi
  59 exit $ecode