mirror of https://github.com/ceph/ceph
471 lines
6.6 KiB
Bash
Executable File
471 lines
6.6 KiB
Bash
Executable File
#!/bin/bash -ex
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pool=rbd
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gen=$pool/gen
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out=$pool/out
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testno=1
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mkdir -p merge_diff_test
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pushd merge_diff_test
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function expect_false()
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{
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if "$@"; then return 1; else return 0; fi
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}
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function clear_all()
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{
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fusermount -u mnt || true
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rbd snap purge --no-progress $gen || true
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rbd rm --no-progress $gen || true
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rbd snap purge --no-progress $out || true
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rbd rm --no-progress $out || true
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rm -rf diffs || true
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}
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function rebuild()
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{
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clear_all
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echo Starting test $testno
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((testno++))
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rbd create $gen --size 100 --order $1 --stripe-unit $2 --stripe-count $3 --image-format $4
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rbd create $out --size 1 --order 19
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mkdir -p mnt diffs
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# lttng has atexit handlers that need to be fork/clone aware
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LD_PRELOAD=liblttng-ust-fork.so.0 rbd-fuse -p $pool mnt
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}
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function write()
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{
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dd if=/dev/urandom of=mnt/gen bs=1M conv=notrunc seek=$1 count=$2
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}
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function snap()
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{
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rbd snap create $gen@$1
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}
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function resize()
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{
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rbd resize --no-progress $gen --size $1 --allow-shrink
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}
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function export_diff()
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{
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if [ $2 == "head" ]; then
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target="$gen"
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else
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target="$gen@$2"
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fi
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if [ $1 == "null" ]; then
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rbd export-diff --no-progress $target diffs/$1.$2
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else
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rbd export-diff --no-progress $target --from-snap $1 diffs/$1.$2
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fi
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}
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function merge_diff()
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{
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rbd merge-diff diffs/$1.$2 diffs/$2.$3 diffs/$1.$3
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}
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function check()
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{
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rbd import-diff --no-progress diffs/$1.$2 $out || return -1
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if [ "$2" == "head" ]; then
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sum1=`rbd export $gen - | md5sum`
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else
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sum1=`rbd export $gen@$2 - | md5sum`
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fi
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sum2=`rbd export $out - | md5sum`
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if [ "$sum1" != "$sum2" ]; then
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exit -1
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fi
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if [ "$2" != "head" ]; then
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rbd snap ls $out | awk '{print $2}' | grep "^$2\$" || return -1
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fi
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}
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#test f/t header
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rebuild 22 4194304 1 2
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write 0 1
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snap a
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write 1 1
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export_diff null a
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export_diff a head
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merge_diff null a head
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check null head
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rebuild 22 4194304 1 2
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write 0 1
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snap a
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write 1 1
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snap b
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write 2 1
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export_diff null a
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export_diff a b
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export_diff b head
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merge_diff null a b
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check null b
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rebuild 22 4194304 1 2
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write 0 1
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snap a
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write 1 1
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snap b
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write 2 1
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export_diff null a
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export_diff a b
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export_diff b head
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merge_diff a b head
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check null a
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check a head
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rebuild 22 4194304 1 2
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write 0 1
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snap a
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write 1 1
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snap b
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write 2 1
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export_diff null a
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export_diff a b
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export_diff b head
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rbd merge-diff diffs/null.a diffs/a.b - | rbd merge-diff - diffs/b.head - > diffs/null.head
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check null head
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#data test
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rebuild 22 4194304 1 2
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write 4 2
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snap s101
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write 0 3
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write 8 2
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snap s102
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export_diff null s101
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export_diff s101 s102
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merge_diff null s101 s102
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check null s102
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rebuild 22 4194304 1 2
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write 0 3
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write 2 5
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write 8 2
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snap s201
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write 0 2
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write 6 3
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snap s202
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export_diff null s201
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export_diff s201 s202
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merge_diff null s201 s202
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check null s202
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rebuild 22 4194304 1 2
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write 0 4
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write 12 6
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snap s301
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write 0 6
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write 10 5
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write 16 4
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snap s302
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export_diff null s301
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export_diff s301 s302
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merge_diff null s301 s302
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check null s302
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rebuild 22 4194304 1 2
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write 0 12
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write 14 2
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write 18 2
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snap s401
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write 1 2
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write 5 6
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write 13 3
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write 18 2
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snap s402
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export_diff null s401
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export_diff s401 s402
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merge_diff null s401 s402
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check null s402
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rebuild 22 4194304 1 2
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write 2 4
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write 10 12
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write 27 6
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write 36 4
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snap s501
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write 0 24
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write 28 4
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write 36 4
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snap s502
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export_diff null s501
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export_diff s501 s502
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merge_diff null s501 s502
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check null s502
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rebuild 22 4194304 1 2
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write 0 8
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resize 5
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snap r1
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resize 20
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write 12 8
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snap r2
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resize 8
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write 4 4
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snap r3
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export_diff null r1
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export_diff r1 r2
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export_diff r2 r3
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merge_diff null r1 r2
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merge_diff null r2 r3
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check null r3
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rebuild 22 4194304 1 2
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write 0 8
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resize 5
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snap r1
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resize 20
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write 12 8
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snap r2
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resize 8
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write 4 4
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snap r3
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resize 10
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snap r4
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export_diff null r1
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export_diff r1 r2
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export_diff r2 r3
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export_diff r3 r4
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merge_diff null r1 r2
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merge_diff null r2 r3
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merge_diff null r3 r4
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check null r4
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# merge diff doesn't yet support fancy striping
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# rebuild 22 65536 8 2
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# write 0 32
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# snap r1
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# write 16 32
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# snap r2
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# export_diff null r1
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# export_diff r1 r2
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# expect_false merge_diff null r1 r2
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rebuild 22 4194304 1 2
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write 0 1
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write 2 1
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write 4 1
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write 6 1
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snap s1
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write 1 1
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write 3 1
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write 5 1
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 1 1
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write 3 1
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write 5 1
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snap s1
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write 0 1
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write 2 1
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write 4 1
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write 6 1
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 3
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write 6 3
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write 12 3
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snap s1
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write 1 1
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write 7 1
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write 13 1
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 3
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write 6 3
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write 12 3
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snap s1
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write 0 1
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write 6 1
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write 12 1
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 3
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write 6 3
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write 12 3
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snap s1
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write 2 1
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write 8 1
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write 14 1
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 1 1
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write 7 1
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write 13 1
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 1
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write 6 1
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write 12 1
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 2 1
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write 8 1
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write 14 1
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 3
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write 6 3
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write 12 3
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 2 4
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write 8 4
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write 14 4
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 4
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write 6 4
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write 12 4
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 6
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write 6 6
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write 12 6
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 3 6
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write 9 6
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write 15 6
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snap s1
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write 0 3
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write 6 3
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write 12 3
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 8
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snap s1
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resize 2
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resize 100
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snap s2
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export_diff null s1
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export_diff s1 s2
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merge_diff null s1 s2
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check null s2
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rebuild 22 4194304 1 2
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write 0 8
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snap s1
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resize 2
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resize 100
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snap s2
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write 20 2
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snap s3
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export_diff null s1
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export_diff s1 s2
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export_diff s2 s3
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merge_diff s1 s2 s3
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check null s1
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check s1 s3
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#addme
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clear_all
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popd
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rm -rf merge_diff_test
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echo OK
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