examples/git-metapull

   1 #!/bin/bash
   2 #
   3 # This script can be used instead of git-pull when updating a remote
   4 # repo to make sure the metadata matches what is stored in the repo.
   5 # It will do a git-pull, show a list of changes to be made to the metadata,
   6 # and after getting confirmation, apply the changes.
   7
   8 DO_MTIME=yes
   9 MSFILE=".metadata"
  10 umask 0077
  11
  12 [ "$DO_MTIME" = "yes" ] && MSFLAGS="-m"
  13
  14 exit_on_fail() {
  15         "$@"
  16         if [ $? -ne 0 ]; then
  17                 echo "Failed to execute: $@" >&2
  18                 exit 1
  19         fi
  20 }
  21
  22 exit_on_fail \
  23         git-pull
  24
  25 if [ ! -e "$MSFILE" ]; then
  26         echo "\"$MSFILE\" missing" >&2
  27         exit 1
  28 fi
  29
  30 echo "Going to apply the following metadata changes" >&2
  31
  32 metastore -c $MSFLAGS -f "$MSFILE" >&2
  33
  34 printf "%s" "Ok to apply? (y/n): " >&2
  35 read REPLY
  36 echo ""
  37
  38 if [ "$REPLY" != "y" ]; then
  39         echo "Aborted" >&2
  40         exit 1
  41 fi
  42
  43 exit_on_fail \
  44         metastore -a $MSFLAGS -f "$MSFILE"
  45
  46 exit 0