mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-26 08:02:21 +00:00
136 lines
4.0 KiB
Bash
136 lines
4.0 KiB
Bash
#!/bin/bash
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# helpers for btrfs-convert tests
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# how many files to create.
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DATASET_SIZE=50
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generate_dataset() {
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dataset_type="$1"
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dirpath=$TEST_MNT/$dataset_type
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run_check $SUDO_HELPER mkdir -p $dirpath
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case $dataset_type in
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small)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER dd if=/dev/urandom of=$dirpath/$dataset_type.$num bs=10K \
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count=1 >/dev/null 2>&1
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done
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;;
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hardlink)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
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run_check $SUDO_HELPER ln $dirpath/$dataset_type.$num $dirpath/hlink.$num
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done
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;;
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symlink)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
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run_check $SUDO_HELPER ln -s $dirpath/$dataset_type.$num $dirpath/slink.$num
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done
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;;
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brokenlink)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER ln -s $dirpath/$dataset_type.$num $dirpath/blink.$num
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done
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;;
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perm)
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for modes in 777 775 755 750 700 666 664 644 640 600 444 440 400 000 \
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1777 1775 1755 1750 1700 1666 1664 1644 1640 1600 1444 1440 1400 1000 \
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2777 2775 2755 2750 2700 2666 2664 2644 2640 2600 2444 2440 2400 2000 \
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4777 4775 4755 4750 4700 4666 4664 4644 4640 4600 4444 4440 4400 4000; do
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if [[ "$modes" == *9* ]] || [[ "$modes" == *8* ]]
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then
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continue;
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else
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run_check $SUDO_HELPER touch $dirpath/$dataset_type.$modes
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run_check $SUDO_HELPER chmod $modes $dirpath/$dataset_type.$modes
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fi
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done
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;;
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sparse)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER dd if=/dev/urandom of=$dirpath/$dataset_type.$num bs=10K \
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count=1 >/dev/null 2>&1
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run_check $SUDO_HELPER truncate -s 500K $dirpath/$dataset_type.$num
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run_check $SUDO_HELPER dd if=/dev/urandom of=$dirpath/$dataset_type.$num bs=10K \
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oflag=append conv=notrunc count=1 >/dev/null 2>&1
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run_check $SUDO_HELPER truncate -s 800K $dirpath/$dataset_type.$num
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done
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;;
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acls)
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for num in $(seq 1 $DATASET_SIZE); do
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run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
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run_check $SUDO_HELPER setfacl -m "u:root:x" $dirpath/$dataset_type.$num
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run_check $SUDO_HELPER setfattr -n user.foo -v bar$num $dirpath/$dataset_type.$num
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done
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;;
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esac
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}
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populate_fs() {
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for dataset_type in 'small' 'hardlink' 'symlink' 'brokenlink' 'perm' 'sparse' 'acls'; do
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generate_dataset "$dataset_type"
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done
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}
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convert_test() {
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local features
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local nodesize
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features="$1"
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shift
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if [ -z "$features" ]; then
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echo " [TEST/conv] $1, btrfs defaults"
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else
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echo " [TEST/conv] $1, btrfs $features"
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fi
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nodesize=$2
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shift 2
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echo "creating ext image with: $*" >> $RESULTS
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# TEST_DEV not removed as the file might have special permissions, eg.
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# when test image is on NFS and would not be writable for root
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run_check truncate -s 0 $TEST_DEV
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# 256MB is the smallest acceptable btrfs image.
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run_check truncate -s 512M $TEST_DEV
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run_check $* -F $TEST_DEV
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CHECKSUMTMP=$(mktemp --tmpdir btrfs-progs-convert.XXXXXXXXXX)
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# create a file to check btrfs-convert can convert regular file
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# correct
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run_check_mount_test_dev
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# create a file inside the fs before convert, to make sure there is
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# data covering btrfs backup superblock range (64M)
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run_check $SUDO_HELPER dd if=/dev/zero bs=1M count=64 \
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of=$TEST_MNT/convert_space_holder
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populate_fs
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run_check $SUDO_HELPER dd if=/dev/zero of=$TEST_MNT/test bs=$nodesize \
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count=1 >/dev/null 2>&1
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run_check_stdout $SUDO_HELPER find $TEST_MNT -type f ! -name 'image' -exec md5sum {} \+ > $CHECKSUMTMP
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run_check_umount_test_dev
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run_check $TOP/btrfs-convert ${features:+-O "$features"} -N "$nodesize" $TEST_DEV
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run_check $TOP/btrfs check $TEST_DEV
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run_check $TOP/btrfs-show-super -Ffa $TEST_DEV
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run_check_mount_test_dev
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run_check_stdout $SUDO_HELPER md5sum -c $CHECKSUMTMP |
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grep -q 'FAILED' && _fail "file validation failed."
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run_check_umount_test_dev
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rm $CHECKSUMTMP
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run_check $TOP/btrfs-convert --rollback $TEST_DEV
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run_check fsck -n -t ext2,ext3,ext4 $TEST_DEV
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}
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