ppg-pullapply

   1 #!/bin/bash
   2
   3 if [[ -n "${PPG_DEBUG}" ]]; then
   4         set -x
   5 fi
   6
   7
   8 PPG_EXEC_PATH=$( dirname $(readlink -f "${BASH_SOURCE[0]}" ) )
   9 GIT_EXEC_PATH=$(git --exec-path)
  10 GIT_SSH="${PPG_EXEC_PATH}/ppg-ssh"
  11
  12 . PPG_EXEC_PATH/ppg-functions
  13
  14 pushd /etc/puppet >/dev/null || exit 1
  15 GIT_DIR=$(git rev-parse --git-dir)
  16
  17 if [ -z "$GIT_DIR" ]; then
  18         echo >&2 "Not in a git checkout"
  19         exit 1
  20 fi
  21
  22 headname=$(git rev-parse --symbolic-full-name --revs-only HEAD)
  23
  24 if [[ "$headname" != "refs/heads/production" ]]; then
  25         echo >&2 "WARNING: Not on production branch"
  26 fi
  27
  28 initial_sha1=$(git rev-parse --revs-only HEAD)
  29 lastgood_sha1=$(git rev-parse --revs-only refs/heads/ppg/lastgood)
  30
  31 # resilient wrt server availability...
  32 git fetch || echo "WARNING: error in git fetch"
  33
  34 if [[ "$headname" = "refs/heads/production" ]]; then
  35         $PPG_EXEC_PATH/ppg-update-production || exit 1
  36 else
  37         if ! git pull --ff-only ; then
  38                 echo "ERROR: Failed to auto-merge with ff-only,"
  39                 echo "       perhaps the current branch needs to"
  40                 echo "       track a remote branch or you have dirty state."
  41                 echo "       You can merge by hand and use ppg-apply"
  42         fi
  43 fi
  44
  45 uptodate_sha1=$(git rev-parse --revs-only HEAD)
  46
  47 echo "Executing command"
  48 echo
  49 echo "  "ppg-apply "$@"
  50 echo
  51 echo "Log of changes to apply"
  52 echo
  53 if [ -n "$lastgood_sha1" ]; then
  54         if [[ "$uptodate_sha1" != "$lastgood_sha1" ]]; then
  55                 git log --oneline ${lastgood_sha1}..${uptodate_sha1}
  56         else
  57                 echo "No changes in git"
  58                 this_hour=$(date +%H)
  59                 unconditional_hour=$(( $(hostnametoint) % 24 ))
  60                 # lazy 23 times a day
  61                 if [ ${this_hour} -ne ${unconditional_hour} ]; then
  62                         exec $PPG_EXEC_PATH/ppg-push-empty-report
  63                 fi
  64         fi
  65 else
  66         git log --oneline ${uptodate_sha1}
  67 fi
  68 echo
  69 exec $PPG_EXEC_PATH/ppg-apply "$@"