Files
tromcho.net/tests/test_snapshot_down.sh

36 lines
980 B
Bash
Executable File

#!/bin/bash -ex
. `dirname $0`/run_3osds.sh
check_qemu
# Test merge to child (without "inverse rename" optimisation)
$VITASTOR_CLI create -s 128M testchain
$VITASTOR_FIO -bs=4M -direct=1 -iodepth=1 -fsync=1 -rw=write \
-image=testchain -mirror_file=./testdata/bin/mirror.bin
# Create a snapshot
$VITASTOR_CLI snap-create testchain@0
# Write something to it
$VITASTOR_FIO -bs=1M -direct=1 -iodepth=4 -rw=randwrite \
-randrepeat=0 -image=testchain -number_ios=8 -mirror_file=./testdata/bin/mirror.bin
# Check the new content
qemu-img convert -p \
-f raw "vitastor:config_path=$VITASTOR_CFG:image=testchain" \
-O raw ./testdata/bin/layer1.bin
cmp ./testdata/bin/layer1.bin ./testdata/bin/mirror.bin
# Merge
$VITASTOR_CLI rm testchain@0
# Check the final image
qemu-img convert -p \
-f raw "vitastor:config_path=$VITASTOR_CFG:image=testchain" \
-O raw ./testdata/bin/layer1.bin
cmp ./testdata/bin/layer1.bin ./testdata/bin/mirror.bin
format_green OK