cmd/import-rsnapshot-cmd.sh

   1 #!/bin/sh
   2 # Does an import of a rsnapshot archive.
   3
   4 usage() {
   5     echo "Usage: bup import-rsnapshot [-n]" \
   6         "<path to snapshot_root> [<backuptarget>]"
   7     echo "-n,--dry-run: just print what would be done"
   8     exit -1
   9 }
  10
  11 DRY_RUN=
  12 while [ "$1" = "-n" -o "$1" = "--dry-run" ]; do
  13     DRY_RUN=echo
  14     shift
  15 done
  16
  17 bup()
  18 {
  19     $DRY_RUN "${BUP_MAIN_EXE:=bup}" "$@"
  20 }
  21
  22 SNAPSHOT_ROOT=$1
  23 TARGET=$2
  24
  25 [ -n "$SNAPSHOT_ROOT" -a "$#" -le 2 ] || usage
  26
  27 if [ ! -e "$SNAPSHOT_ROOT/." ]; then
  28     echo "'$SNAPSHOT_ROOT' isn't a directory!"
  29     exit 1
  30 fi
  31
  32
  33 ABSPATH=$(readlink -f "$SNAPSHOT_ROOT")
  34
  35 for SNAPSHOT in "$ABSPATH/"*; do
  36     if [ -e "$SNAPSHOT/." ]; then
  37         for BRANCH_PATH in "$SNAPSHOT/"*; do
  38             if [ -e "$BRANCH_PATH/." ]; then
  39                 # Get the snapshot's ctime
  40                 DATE=$(stat -c %Z "$BRANCH_PATH")
  41                 BRANCH=$(basename "$BRANCH_PATH")
  42                 TMPIDX=/tmp/$BRANCH
  43
  44                 if [ -z "$TARGET" -o "$TARGET" = "$BRANCH" ]; then
  45                     bup index -ux \
  46                         -f "$TMPIDX" \
  47                         "$BRANCH_PATH/"
  48                     bup save \
  49                         --strip \
  50                         --date=$DATE \
  51                         -f "$TMPIDX" \
  52                         -n $BRANCH \
  53                         "$BRANCH_PATH/"
  54
  55                     rm -f "$TMPIDX"
  56                 fi
  57             fi
  58         done
  59     fi
  60 done