svn-backup

   1 #! /bin/sh
   2
   3 REPOS="$1"
   4 DUMP="$2"
   5 OWNER="$3"
   6 if [ -z "$REPOS" ] || [ -z "$DUMP" ]; then
   7     echo "Usage: $0 repository dump-prefix [repository-owner]" >&2
   8     exit 1
   9 fi
  10
  11 if [ -n "$OWNER" ]; then
  12     SVNADMIN="sudo -u $OWNER svnadmin"
  13     SVNLOOK="sudo -u $OWNER svnlook"
  14 else
  15     SVNADMIN=svnadmin
  16     SVNLOOK=svnlook
  17 fi
  18
  19 REV=`$SVNLOOK youngest "$REPOS"`
  20 if [ "`expr "$REV" : '[0-9]\+'`" -eq 0 ]; then
  21     echo "$0: svnlook youngest failed" >&2
  22     exit 1
  23 fi
  24
  25 if [ -f "$DUMP.$REV" ] || [ -f "$DUMP.$REV.bz2" ]; then
  26     exit 0
  27 else
  28     $SVNADMIN dump --quiet "$REPOS" -r 0:"$REV" > "$DUMP.$REV"
  29     bzip2 "$DUMP.$REV"
  30 fi
  31
  32 exit 0