tests/common

   1 #!/bin/bash
   2 #
   3 # Common routines for all tests
   4 #
   5
   6 _fail()
   7 {
   8         echo "$*" | tee -a $RESULT
   9         exit 1
  10 }
  11
  12 run_check()
  13 {
  14         echo "############### $@" >> $RESULT 2>&1
  15         "$@" >> $RESULT 2>&1 || _fail "failed: $@"
  16 }
  17
  18 check_prereq()
  19 {
  20         if ! [ -f $top/$1 ]; then
  21                 _fail "Failed prerequisities: $1";
  22         fi
  23 }
  24
  25 check_image()
  26 {
  27         image=$1
  28         echo "testing image $(basename $image)" >> $RESULT
  29         $top/btrfs check $image >> $RESULT 2>&1
  30         [ $? -eq 0 ] && _fail "btrfs check should have detected corruption"
  31
  32         run_check $top/btrfs check --repair $image
  33         run_check $top/btrfs check $image
  34 }
  35
  36 check_all_images()
  37 {
  38         dir=$1
  39         for i in $(find $dir -iname '*.img')
  40         do
  41                 echo "extracting image $(basename $i)" >> $RESULT
  42                 $top/btrfs-image -r $i $i.restored || \
  43                         _fail "failed to extract image $i"
  44
  45                 check_image $i.restored
  46
  47                 rm $i.restored
  48         done
  49 }
  50
  51 # some tests need to mount the recovered image and do verifications call
  52 # 'setup_root_helper' and then check for have_root_helper == 1 if the test
  53 # needs to fail otherwise; using sudo by default for now
  54 sudo=
  55 have_root_helper=0
  56 export sudo
  57 export have_root_helper
  58 setup_root_helper()
  59 {
  60         if [ $UID != 0 ]; then
  61                 sudo="sudo --non-interactive"
  62         fi
  63         have_root_helper=1
  64 }