mirror of
https://github.com/ceph/ceph
synced 2024-12-28 06:23:08 +00:00
260 lines
8.6 KiB
Bash
Executable File
260 lines
8.6 KiB
Bash
Executable File
#!/bin/sh -ex
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# V1 image unsupported but required for testing purposes
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export RBD_FORCE_ALLOW_V1=1
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# returns data pool for a given image
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get_image_data_pool () {
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image=$1
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data_pool=$(rbd info $image | grep "data_pool: " | awk -F':' '{ print $NF }')
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if [ -z $data_pool ]; then
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data_pool='rbd'
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fi
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echo $data_pool
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}
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# return list of object numbers populated in image
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objects () {
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image=$1
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prefix=$(rbd info $image | grep block_name_prefix | awk '{print $NF;}')
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# strip off prefix and leading zeros from objects; sort, although
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# it doesn't necessarily make sense as they're hex, at least it makes
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# the list repeatable and comparable
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objects=$(rados ls -p $(get_image_data_pool $image) | grep $prefix | \
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sed -e 's/'$prefix'\.//' -e 's/^0*\([0-9a-f]\)/\1/' | sort -u)
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echo $objects
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}
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# return false if either files don't compare or their ondisk
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# sizes don't compare
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compare_files_and_ondisk_sizes () {
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cmp -l $1 $2 || return 1
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origsize=$(stat $1 --format %b)
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exportsize=$(stat $2 --format %b)
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difference=$(($exportsize - $origsize))
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difference=${difference#-} # absolute value
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test $difference -ge 0 -a $difference -lt 4096
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}
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TMPDIR=/tmp/rbd_import_export_$$
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rm -rf $TMPDIR
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mkdir $TMPDIR
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trap "rm -rf $TMPDIR" INT TERM EXIT
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# cannot import a dir
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mkdir foo.$$
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rbd import foo.$$ foo.dir && exit 1 || true # should fail
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rmdir foo.$$
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# create a sparse file
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dd if=/bin/sh of=${TMPDIR}/img bs=1k count=1 seek=10
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dd if=/bin/dd of=${TMPDIR}/img bs=1k count=10 seek=100
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dd if=/bin/rm of=${TMPDIR}/img bs=1k count=100 seek=1000
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dd if=/bin/ls of=${TMPDIR}/img bs=1k seek=10000
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dd if=/bin/ln of=${TMPDIR}/img bs=1k seek=100000
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dd if=/bin/grep of=${TMPDIR}/img bs=1k seek=1000000
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rbd rm testimg || true
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rbd import $RBD_CREATE_ARGS ${TMPDIR}/img testimg
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rbd export testimg ${TMPDIR}/img2
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rbd export testimg - > ${TMPDIR}/img3
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rbd rm testimg
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cmp ${TMPDIR}/img ${TMPDIR}/img2
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cmp ${TMPDIR}/img ${TMPDIR}/img3
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rm ${TMPDIR}/img2 ${TMPDIR}/img3
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# try again, importing from stdin
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rbd import $RBD_CREATE_ARGS - testimg < ${TMPDIR}/img
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rbd export testimg ${TMPDIR}/img2
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rbd export testimg - > ${TMPDIR}/img3
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rbd rm testimg
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cmp ${TMPDIR}/img ${TMPDIR}/img2
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cmp ${TMPDIR}/img ${TMPDIR}/img3
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rm ${TMPDIR}/img ${TMPDIR}/img2 ${TMPDIR}/img3
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if rbd help export | grep -q export-format; then
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# try with --export-format for snapshots
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dd if=/bin/dd of=${TMPDIR}/img bs=1k count=10 seek=100
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rbd import $RBD_CREATE_ARGS ${TMPDIR}/img testimg
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rbd snap create testimg@snap
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rbd image-meta set testimg key1 value1
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IMAGEMETA_BEFORE=`rbd image-meta list testimg`
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rbd export --export-format 2 testimg ${TMPDIR}/img_v2
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rbd import --export-format 2 ${TMPDIR}/img_v2 testimg_import
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rbd info testimg_import
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rbd info testimg_import@snap
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IMAGEMETA_AFTER=`rbd image-meta list testimg_import`
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[ "$IMAGEMETA_BEFORE" = "$IMAGEMETA_AFTER" ]
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# compare the contents between testimg and testimg_import
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rbd export testimg_import ${TMPDIR}/img_import
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compare_files_and_ondisk_sizes ${TMPDIR}/img ${TMPDIR}/img_import
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rbd export testimg@snap ${TMPDIR}/img_snap
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rbd export testimg_import@snap ${TMPDIR}/img_snap_import
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compare_files_and_ondisk_sizes ${TMPDIR}/img_snap ${TMPDIR}/img_snap_import
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rm ${TMPDIR}/img_v2
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rm ${TMPDIR}/img_import
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rm ${TMPDIR}/img_snap
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rm ${TMPDIR}/img_snap_import
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rbd snap rm testimg_import@snap
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rbd remove testimg_import
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rbd snap rm testimg@snap
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rbd rm testimg
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# order
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rbd import --order 20 ${TMPDIR}/img testimg
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rbd export --export-format 2 testimg ${TMPDIR}/img_v2
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rbd import --export-format 2 ${TMPDIR}/img_v2 testimg_import
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rbd info testimg_import|grep order|awk '{print $2}'|grep 20
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rm ${TMPDIR}/img_v2
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rbd remove testimg_import
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rbd remove testimg
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# features
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rbd import --image-feature layering ${TMPDIR}/img testimg
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FEATURES_BEFORE=`rbd info testimg|grep features`
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rbd export --export-format 2 testimg ${TMPDIR}/img_v2
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rbd import --export-format 2 ${TMPDIR}/img_v2 testimg_import
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FEATURES_AFTER=`rbd info testimg_import|grep features`
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if [ "$FEATURES_BEFORE" != "$FEATURES_AFTER" ]; then
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false
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fi
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rm ${TMPDIR}/img_v2
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rbd remove testimg_import
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rbd remove testimg
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# stripe
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rbd import --stripe-count 1000 --stripe-unit 4096 ${TMPDIR}/img testimg
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rbd export --export-format 2 testimg ${TMPDIR}/img_v2
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rbd import --export-format 2 ${TMPDIR}/img_v2 testimg_import
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rbd info testimg_import|grep "stripe unit"|awk '{print $3}'|grep -Ei '(4KiB|4096)'
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rbd info testimg_import|grep "stripe count"|awk '{print $3}'|grep 1000
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rm ${TMPDIR}/img_v2
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rbd remove testimg_import
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rbd remove testimg
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# snap protect
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rbd import --image-format=2 ${TMPDIR}/img testimg
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rbd snap create testimg@snap1
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rbd snap create testimg@snap2
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rbd snap protect testimg@snap2
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rbd export --export-format 2 testimg ${TMPDIR}/snap_protect
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rbd import --export-format 2 ${TMPDIR}/snap_protect testimg_import
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rbd info testimg_import@snap1 | grep 'protected: False'
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rbd info testimg_import@snap2 | grep 'protected: True'
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rm ${TMPDIR}/snap_protect
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rbd snap unprotect testimg@snap2
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rbd snap unprotect testimg_import@snap2
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rbd snap purge testimg
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rbd snap purge testimg_import
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rbd remove testimg
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rbd remove testimg_import
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fi
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tiered=0
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if ceph osd dump | grep ^pool | grep "'rbd'" | grep tier; then
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tiered=1
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fi
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# create specifically sparse files
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# 1 1M block of sparse, 1 1M block of random
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dd if=/dev/urandom bs=1M seek=1 count=1 of=${TMPDIR}/sparse1
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# 1 1M block of random, 1 1M block of sparse
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dd if=/dev/urandom bs=1M count=1 of=${TMPDIR}/sparse2; truncate ${TMPDIR}/sparse2 -s 2M
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# 1M-block images; validate resulting blocks
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# 1M sparse, 1M data
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rbd rm sparse1 || true
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rbd import $RBD_CREATE_ARGS --order 20 ${TMPDIR}/sparse1
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rbd ls -l | grep sparse1 | grep -Ei '(2MiB|2048k)'
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[ $tiered -eq 1 -o "$(objects sparse1)" = '1' ]
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# export, compare contents and on-disk size
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rbd export sparse1 ${TMPDIR}/sparse1.out
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compare_files_and_ondisk_sizes ${TMPDIR}/sparse1 ${TMPDIR}/sparse1.out
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rm ${TMPDIR}/sparse1.out
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rbd rm sparse1
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# 1M data, 1M sparse
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rbd rm sparse2 || true
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rbd import $RBD_CREATE_ARGS --order 20 ${TMPDIR}/sparse2
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rbd ls -l | grep sparse2 | grep -Ei '(2MiB|2048k)'
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[ $tiered -eq 1 -o "$(objects sparse2)" = '0' ]
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rbd export sparse2 ${TMPDIR}/sparse2.out
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compare_files_and_ondisk_sizes ${TMPDIR}/sparse2 ${TMPDIR}/sparse2.out
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rm ${TMPDIR}/sparse2.out
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rbd rm sparse2
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# extend sparse1 to 10 1M blocks, sparse at the end
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truncate ${TMPDIR}/sparse1 -s 10M
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# import from stdin just for fun, verify still sparse
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rbd import $RBD_CREATE_ARGS --order 20 - sparse1 < ${TMPDIR}/sparse1
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rbd ls -l | grep sparse1 | grep -Ei '(10MiB|10240k)'
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[ $tiered -eq 1 -o "$(objects sparse1)" = '1' ]
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rbd export sparse1 ${TMPDIR}/sparse1.out
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compare_files_and_ondisk_sizes ${TMPDIR}/sparse1 ${TMPDIR}/sparse1.out
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rm ${TMPDIR}/sparse1.out
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rbd rm sparse1
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# extend sparse2 to 4M total with two more nonsparse megs
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dd if=/dev/urandom bs=2M count=1 of=${TMPDIR}/sparse2 oflag=append conv=notrunc
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# again from stding
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rbd import $RBD_CREATE_ARGS --order 20 - sparse2 < ${TMPDIR}/sparse2
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rbd ls -l | grep sparse2 | grep -Ei '(4MiB|4096k)'
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[ $tiered -eq 1 -o "$(objects sparse2)" = '0 2 3' ]
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rbd export sparse2 ${TMPDIR}/sparse2.out
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compare_files_and_ondisk_sizes ${TMPDIR}/sparse2 ${TMPDIR}/sparse2.out
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rm ${TMPDIR}/sparse2.out
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rbd rm sparse2
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# zeros import to a sparse image. Note: all zeros currently
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# doesn't work right now due to the way we handle 'empty' fiemaps;
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# the image ends up zero-filled.
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echo "partially-sparse file imports to partially-sparse image"
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rbd import $RBD_CREATE_ARGS --order 20 ${TMPDIR}/sparse1 sparse
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[ $tiered -eq 1 -o "$(objects sparse)" = '1' ]
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rbd rm sparse
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echo "zeros import through stdin to sparse image"
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# stdin
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dd if=/dev/zero bs=1M count=4 | rbd import $RBD_CREATE_ARGS - sparse
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[ $tiered -eq 1 -o "$(objects sparse)" = '' ]
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rbd rm sparse
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echo "zeros export to sparse file"
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# Must be tricky to make image "by hand" ; import won't create a zero image
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rbd create $RBD_CREATE_ARGS sparse --size 4
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prefix=$(rbd info sparse | grep block_name_prefix | awk '{print $NF;}')
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# drop in 0 object directly
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dd if=/dev/zero bs=4M count=1 | rados -p $(get_image_data_pool sparse) \
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put ${prefix}.000000000000 -
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[ $tiered -eq 1 -o "$(objects sparse)" = '0' ]
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# 1 object full of zeros; export should still create 0-disk-usage file
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rm ${TMPDIR}/sparse || true
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rbd export sparse ${TMPDIR}/sparse
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[ $(stat ${TMPDIR}/sparse --format=%b) = '0' ]
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rbd rm sparse
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rm ${TMPDIR}/sparse ${TMPDIR}/sparse1 ${TMPDIR}/sparse2 ${TMPDIR}/sparse3 || true
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echo OK
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