+test_42() {
+ [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
+
+ local td=$DIR/$tdir
+ local tf=$td/$tfile
+ local mirror_cmd="$LFS mirror verify"
+ local i
+
+ # create parent directory
+ mkdir $td || error "mkdir $td failed"
+
+ $mirror_cmd &> /dev/null && error "no file name given"
+ $mirror_cmd $tf &> /dev/null && error "cannot stat file $tf"
+ $mirror_cmd $td &> /dev/null && error "$td is not a regular file"
+
+ # create mirrored files
+ $LFS mirror create -N -E 4M -S 1M -E 10M -E EOF $tf ||
+ error "create mirrored file $tf failed"
+ $LFS mirror create -N -E 2M -S 1M -E EOF \
+ -N -E 6M -E 8M -E EOF \
+ -N -E 16M -E EOF $tf-1 ||
+ error "create mirrored file $tf-1 failed"
+ $LFS mirror create -N -c 2 -o 1,3 -N -S 2M -c -1 $tf-2 ||
+ error "create mirrored file $tf-2 failed"
+
+ # write data in [0, 10M)
+ for i in $tf $tf-1 $tf-2; do
+ yes | dd of=$i bs=1M count=10 iflag=fullblock conv=notrunc ||
+ error "write $i failed"
+ done
+
+ # resync the mirrored files
+ $LFS mirror resync $tf-1 $tf-2 ||
+ error "resync $tf-1 $tf-2 failed"
+
+ # verify the mirrored files
+ $mirror_cmd $tf-1 $tf-2 ||
+ error "verify $tf-1 $tf-2 failed"
+
+ get_mirror_ids $tf-1
+ $mirror_cmd --only ${mirror_array[0]} $tf-1 &> /dev/null &&
+ error "at least 2 mirror ids needed with '--only' option"
+ $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 $tf-2 \
+ &> /dev/null &&
+ error "'--only' option cannot be used upon multiple files"
+ $mirror_cmd --only 65534,${mirror_array[0]},65535 $tf-1 &&
+ error "invalid specified mirror ids"
+
+ # change the content of $tf and merge it into $tf-1
+ for i in 6 10; do
+ echo a | dd of=$tf bs=1M seek=$i conv=notrunc ||
+ error "change $tf with seek=$i failed"
+ echo b | dd of=$tf-1 bs=1M seek=$i conv=notrunc ||
+ error "change $tf-1 with seek=$i failed"
+ done
+
+ $LFS mirror resync $tf-1 || error "resync $tf-1 failed"
+ $LFS mirror extend --no-verify -N -f $tf $tf-1 ||
+ error "merge $tf into $tf-1 failed"
+
+ # verify the mirrored files
+ echo "Verify $tf-1 without -v option:"
+ $mirror_cmd $tf-1 &&
+ error "verify $tf-1 should fail" || echo "PASS"
+
+ echo "Verify $tf-1 with -v option:"
+ $mirror_cmd -v $tf-1 &&
+ error "verify $tf-1 should fail"
+
+ get_mirror_ids $tf-1
+ echo "Verify $tf-1 with --only option:"
+ $mirror_cmd -v --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 &&
+ error "verify $tf-1 with mirror ${mirror_array[1]} and" \
+ "${mirror_array[-1]} should fail"
+
+ $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 ||
+ error "verify $tf-1 with mirror ${mirror_array[0]} and" \
+ "${mirror_array[1]} should succeed"
+
+ # set stale components in $tf-1
+ for i in 0x40002 0x40003; do
+ $LFS setstripe --comp-set -I$i --comp-flags=stale $tf-1 ||
+ error "set stale flag on component $i failed"
+ done
+
+ # verify the mirrored file
+ echo "Verify $tf-1 with stale components:"
+ $mirror_cmd -vvv $tf-1 ||
+ error "verify $tf-1 with stale components should succeed"
+
+ echo "Verify $tf-1 with stale components and --only option:"
+ $mirror_cmd -vvv --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 ||
+ error "verify $tf-1 with mirror ${mirror_array[1]} and" \
+ "${mirror_array[-1]} should succeed"
+}
+run_test 42 "lfs mirror verify"
+
+# inactivate one OST && write && restore the OST
+write_file_43() {
+ local file=$1
+ local ost=$2
+ local PARAM="osp.${FSNAME}-OST000${ost}-osc-M*.active"
+ local wait
+
+ wait=$(do_facet $SINGLEMDS \
+ "$LCTL get_param -n lod.*MDT0000-*.qos_maxage")
+ wait=${wait%%[^0-9]*}
+
+ echo " **deactivate OST$ost, waiting for $((wait*2+2)) seconds"
+ $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 0")
+ # lod_qos_statfs_update needs 2*$wait seconds to refresh targets statfs
+ sleep $(($wait * 2 + 2))
+ echo " **write $file"
+ dd if=/dev/zero of=$file bs=1M count=1 || error "write $file failed"
+ echo " **restore activating OST$ost, waiting for $((wait*2+2)) seconds"
+ $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 1")
+ sleep $((wait * 2 + 2))
+
+ local flags=$($LFS getstripe -v $file | awk '/lcm_flags:/ { print $2 }')
+ [ $flags = wp ] || error "file mirror state $flags != wp"
+}
+
+test_43() {
+ [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
+
+ local tf=$DIR/$tfile
+ local flags
+
+ rm -f $tf
+ ## mirror 0 ost (0, 1)
+ ## mirror 1 ost (1, 2)
+ ## mirror 2 ost (2, 0)
+ $LFS mirror create -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 \
+ -N -Eeof -c2 -o2,0 $tf ||
+ error "create 3 mirrors file $tf failed"
+
+ ################## OST0 ###########################################
+ write_file_43 $tf 0
+ echo " **verify components"
+ verify_comp_attr lcme_flags $tf 0x10001 init,stale
+ verify_comp_attr lcme_flags $tf 0x20002 init
+ verify_comp_attr lcme_flags $tf 0x30003 init,stale
+
+ # resync
+ echo " **resync $tf"
+ $LFS mirror resync $tf
+ flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
+ [ $flags = ro ] || error "file mirror state $flags != ro"
+
+ ################## OST1 ###########################################
+ write_file_43 $tf 1
+ echo " **verify components"
+ verify_comp_attr lcme_flags $tf 0x10001 init,stale
+ verify_comp_attr lcme_flags $tf 0x20002 init,stale
+ verify_comp_attr lcme_flags $tf 0x30003 init
+
+ # resync
+ echo " **resync $tf"
+ $LFS mirror resync $tf
+ flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
+ [ $flags = ro ] || error "file mirror state $flags != ro"
+
+ ################## OST2 ###########################################
+ write_file_43 $tf 2
+ echo " **verify components"
+ verify_comp_attr lcme_flags $tf 0x10001 init
+ verify_comp_attr lcme_flags $tf 0x20002 init,stale
+ verify_comp_attr lcme_flags $tf 0x30003 init,stale
+}
+run_test 43 "mirror pick on write"
+
+test_44() {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+ rm -rf $DIR/$tdir
+ rm -rf $DIR/$tdir-1
+ local tf=$DIR/$tdir/$tfile
+ local tf1=$DIR/$tdir-1/$tfile-1
+
+ $LFS setdirstripe -i 0 -c 1 $DIR/$tdir ||
+ error "create directory failed"
+ $LFS setdirstripe -i 1 -c 1 $DIR/$tdir-1 ||
+ error "create remote directory failed"
+ rm -f $tf $tf1 $tf.mirror~2
+ # create file with 4 mirrors
+ $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 \
+ -N -E 1M -E 2M -E 3M -E -1 -N2 $tf ||
+ error "create PFLR file $tf failed"
+
+ # file should be in ro status
+ verify_flr_state $tf "ro"
+
+ # write data in [0, 3M)
+ dd if=/dev/urandom of=$tf bs=1M count=3 conv=notrunc ||
+ error "writing $tf failed"
+
+ verify_flr_state $tf "wp"
+
+ # disallow destroying the last non-stale mirror
+ ! $LFS mirror delete --mirror-id 1 $tf > /dev/null 2>&1 ||
+ error "destroying mirror 1 should fail"
+
+ # synchronize all mirrors of the file
+ $LFS mirror resync $tf || error "mirror resync $tf failed"
+
+ verify_flr_state $tf "ro"
+
+ # split mirror 1
+ $LFS mirror split --mirror-id 1 -f $tf1 $tf ||
+ error "split to $tf1 failed"
+
+ local idx0=$($LFS getstripe -m $tf)
+ local idx1=$($LFS getstripe -m $tf1)
+
+ [[ x$idx0 == x0 ]] || error "$tf is not on MDT0"
+ [[ x$idx1 == x1 ]] || error "$tf1 is not on MDT1"
+
+ # verify mirror count
+ verify_mirror_count $tf 3
+ verify_mirror_count $tf1 1
+
+ $LFS mirror split --mirror-id 2 $tf ||
+ error "split mirror 2 failed"
+
+ verify_mirror_count $tf 2
+ verify_mirror_count $tf.mirror~2 1
+
+ $LFS setstripe --comp-set -I 0x30008 --comp-flags=stale $tf ||
+ error "setting stale flag on component 0x30008 failed"
+
+ # disallow destroying the last non-stale mirror
+ ! $LFS mirror split --mirror-id 4 -d $tf > /dev/null 2>&1 ||
+ error "destroying mirror 4 should fail"
+
+ $LFS mirror resync $tf || error "resynchronizing $tf failed"
+
+ $LFS mirror split --mirror-id 3 -d $tf ||
+ error "destroying mirror 3 failed"
+ verify_mirror_count $tf 1
+
+ # verify splitted file contains the same content as the orig file does
+ diff $tf $tf1 || error "splited file $tf1 diffs from $tf"
+ diff $tf $tf.mirror~2 ||
+ error "splited file $tf.mirror~2 diffs from $tf"
+}
+run_test 44 "lfs mirror split check"
+
+test_45() {
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
+
+ local file=$DIR/$tdir/$tfile
+ local dir=$DIR/$tdir/$dir
+ local temp=$DIR/$tdir/template
+ rm -rf $DIR/$tdir
+ test_mkdir $DIR/$tdir
+
+ $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
+ -N -E3m -S1m -Eeof -N -E8m -Eeof $file ||
+ error "Create $file failed"
+
+ verify_yaml_layout $file $file.copy $temp "1. FLR file"
+ rm -f $file $file.copy
+
+ $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
+ -N -E3m -S1m -Eeof -N -E8m --flags=prefer -Eeof $file ||
+ error "Create $file failed"
+
+ verify_yaml_layout $file $file.copy $temp "2. FLR file with flags"
+}
+run_test 45 "Verify setstripe/getstripe with YAML with FLR file"
+
+verify_46() {
+ local src=$1
+ local dst=$2
+ local msg_prefix=$3
+
+ $LFS setstripe --copy=$src $dst || error "setstripe $dst failed"
+
+ local layout1=$(get_layout_param $src)
+ local layout2=$(get_layout_param $dst)
+ # compare their layout info
+ [ "$layout1" == "$layout2" ] ||
+ error "$msg_prefix $src <=> $dst layouts are not equal"
+}
+
+test_46() {
+ [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
+
+ local file=$DIR/$tdir/$tfile
+ test_mkdir $DIR/$tdir
+
+ ########################### 1. PFL file #############################
+ echo " ** 1. PFL file"
+ rm -f $file
+ $LFS setstripe -E1m -S 1M -c2 -o0,1 -E2m -c2 -E3m -o1,0 -E4m -c1 -E-1 \
+ $file || error "1. Create PFL $file failed"
+
+ rm -f $file.copy
+ verify_46 $file $file.copy "1. PFL file"
+
+ ########################### 2. plain file ###########################
+ echo " ** 2. plain file"
+ rm -f $file
+ $LFS setstripe -c2 -o0,1 -i1 $file ||
+ error "2. Create plain $file failed"
+
+ rm -f $file.copy
+ verify_46 $file $file.copy "2. plain file"
+
+ ########################### 3. FLR file #############################
+ echo " ** 3. FLR file"
+ rm -f $file
+ $LFS setstripe -N -E1m -S 1M -c2 -o0,1 -E4m -c1 -Eeof -N -E16m -Eeof \
+ $file || error "3. Create FLR $file failed"
+
+ rm -f $file.copy
+ verify_46 $file $file.copy "3. FLR file"
+
+ local dir=$DIR/$tdir/dir
+ ########################### 4. PFL dir ##############################
+ echo " ** 4. PFL dir"
+ test_mkdir $dir
+ $LFS setstripe -E1m -S 1M -c2 -E2m -c1 -E-1 $dir ||
+ error "4. setstripe PFL $dir failed"
+
+ test_mkdir $dir.copy
+ verify_46 $dir $dir.copy "4. PFL dir"
+
+ ########################### 5. plain dir ############################
+ echo " ** 5. plain dir"
+ $LFS setstripe -c2 -i-1 $dir || error "5. setstripe plain $dir failed"
+
+ verify_46 $dir $dir.copy "5. plain dir"
+
+ ########################### 6. FLR dir ##############################
+ echo " ** 6. FLR dir"
+ $LFS setstripe -N -E1m -S 1M -c2 -E2m -c1 -Eeof -N -E4m -Eeof $dir ||
+ error "6. setstripe FLR $dir failed"
+
+ verify_46 $dir $dir.copy "6. FLR dir"
+
+ ########################### 7. SEL file ##############################
+ echo " ** 7. SEL file"
+ rm -f $file
+ $LFS setstripe -E256M -S 1M -c2 -o0,1 -z 64M -E-1 -o1,0 -z 128M \
+ $file || error "Create $file failed"
+
+ rm -f $file.copy
+ verify_46 $file $file.copy "7. SEL file"
+
+ ########################### 8. SEL dir ##############################
+ echo " ** 8. SEL dir"
+ $LFS setstripe -E256M -S 1M -c2 -z 64M -E-1 -z 128M \
+ $dir || error "setstripe $dir failed"
+
+ verify_46 $dir $dir.copy "8. SEL dir"
+
+ ########################### 9. FLR SEL file ##########################
+ echo " ** 9. FLR SEL file"
+ rm -f $file
+ $LFS setstripe -N -E256M -c2 -z 64M -E-1 -z 128M \
+ -N -E1G -c4 -z128M -E-1 -z256M $file || error "Create $file failed"
+
+ rm -f $file.copy
+ verify_46 $file $file.copy "9. SEL file"
+
+ ########################### 10. FLR SEL dir #########################
+ echo " ** 10. FLR SEL dir"
+ $LFS setstripe -N -E256M -c2 -z 64M -E-1 -z 128M \
+ -N -E1G -c4 -z128M -E-1 -z256M $dir || error "Create $file failed"
+
+ verify_46 $dir $dir.copy "10. SEL dir"
+}
+run_test 46 "Verify setstripe --copy option"
+
+test_47() {
+ [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
+
+ local file=$DIR/$tdir/$tfile
+ local ids
+ local ost
+ local osts
+
+ test_mkdir $DIR/$tdir
+
+ # test case 1:
+ rm -f $file
+ # mirror1: [comp0]ost0, [comp1]ost1 and ost2
+ # mirror2: [comp2] , [comp3] should not use ost1 or ost2
+ $LFS mirror create -N -E2m -c1 -o0 --flags=prefer -Eeof -c2 -o1,2 \
+ -N -E2m -c1 -Eeof -c1 $file || error "create FLR $file failed"
+ ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
+
+ dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
+ $LFS mirror resync $file || error "resync $file failed"
+
+ ost=$($LFS getstripe -I${ids[2]} $file | awk '/l_ost_idx/{print $5}')
+ if [[ x$ost == "x0," ]]; then
+ $LFS getstripe $file
+ error "component ${ids[2]} objects allocated on $ost " \
+ "shouldn't on OST0"
+ fi
+
+ ost=$($LFS getstripe -I${ids[3]} $file | awk '/l_ost_idx/{print $5}')
+ if [[ x$ost == "x1," || x$ost == "x2," ]]; then
+ $LFS getstripe $file
+ error "component ${ids[3]} objects allocated on $ost " \
+ "shouldn't on OST1 or on OST2"
+ fi
+
+ ## test case 2:
+ rm -f $file
+ # mirror1: [comp0] [comp1]
+ # mirror2: [comp2] [comp3]
+ # mirror3: [comp4] [comp5]
+ # mirror4: [comp6] [comp7]
+ $LFS mirror create -N4 -E1m -c1 -Eeof -c1 $file ||
+ error "create FLR $file failed"
+ ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
+
+ dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
+ $LFS mirror resync $file || error "resync $file failed"
+
+ for ((i = 0; i < 6; i++)); do
+ osts[$i]=$($LFS getstripe -I${ids[$i]} $file |
+ awk '/l_ost_idx/{print $5}')
+ done
+ # comp[0],comp[2],comp[4] should use different osts
+ if [[ ${osts[0]} == ${osts[2]} || ${osts[0]} == ${osts[4]} ||
+ ${osts[2]} == ${osts[4]} ]]; then
+ $LFS getstripe $file
+ error "component ${ids[0]}, ${ids[2]}, ${ids[4]} have objects "\
+ "allocated on duplicated OSTs"
+ fi
+ # comp[1],comp[3],comp[5] should use different osts
+ if [[ ${osts[1]} == ${osts[3]} || ${osts[1]} == ${osts[5]} ||
+ ${osts[3]} == ${osts[5]} ]]; then
+ $LFS getstripe $file
+ error "component ${ids[1]}, ${ids[3]}, ${ids[5]} have objects "\
+ "allocated on duplicated OSTs"
+ fi
+
+ return 0
+}
+run_test 47 "Verify mirror obj alloc"
+
+test_48() {
+ [ $MDS1_VERSION -lt $(version_code 2.11.55) ] &&
+ skip "Need MDS version at least 2.11.55"
+
+ local tf=$DIR/$tfile
+
+ rm -f $tf
+ echo " ** create 2 mirrors FLR file $tf"
+ $LFS mirror create -N -E2M -Eeof --flags prefer \
+ -N -E1M -Eeof $tf ||
+ error "create FLR file $tf failed"
+
+ echo " ** write it"
+ dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
+ verify_flr_state $tf "wp"
+
+ local sum0=$(md5sum < $tf)
+
+ echo " ** resync the file"
+ $LFS mirror resync $tf
+
+ echo " ** snapshot mirror 2"
+ $LFS setstripe --comp-set -I 0x20003 --comp-flags=nosync $tf
+
+ echo " ** write it again"
+ dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
+ echo " ** resync it again"
+ $LFS mirror resync $tf
+
+ verify_flr_state $tf "wp"
+ verify_comp_attr lcme_flags $tf 0x20003 nosync,stale
+
+ local sum1=$($LFS mirror read -N1 $tf | md5sum)
+ local sum2=$($LFS mirror read -N2 $tf | md5sum)
+
+ echo " ** verify mirror 2 doesn't change"
+ echo "original checksum: $sum0"
+ echo "mirror 1 checksum: $sum1"
+ echo "mirror 2 checksum: $sum2"
+ [[ $sum0 = $sum2 ]] ||
+ error "original checksum: $sum0, mirror 2 checksum: $sum2"
+ echo " ** mirror 2 stripe info"
+ $LFS getstripe -v --mirror-index=2 $tf
+
+ echo " ** resync mirror 2"
+ $LFS mirror resync --only 2 $tf
+
+ verify_flr_state $tf "ro"
+ verify_comp_attr lcme_flags $tf 0x20003 nosync,^stale
+
+ sum1=$($LFS mirror read -N1 $tf | md5sum)
+ sum2=$($LFS mirror read -N2 $tf | md5sum)
+
+ echo " ** verify mirror 2 resync-ed"
+ echo "original checksum: $sum0"
+ echo "mirror 1 checksum: $sum1"
+ echo "mirror 2 checksum: $sum2"
+ [[ $sum1 = $sum2 ]] ||
+ error "mirror 1 checksum: $sum1, mirror 2 checksum: $sum2"
+ echo " ** mirror 2 stripe info"
+ $LFS getstripe -v --mirror-index=2 $tf
+}
+run_test 48 "Verify snapshot mirror"
+
+OLDIFS="$IFS"
+cleanup_49() {
+ trap 0
+ IFS="$OLDIFS"
+}
+
+test_49a() {
+ [ "$OSTCOUNT" -lt "2" ] && skip_env "needs >= 2 OSTs"
+
+ trap cleanup_49 EXIT RETURN
+
+ local file=$DIR/$tfile
+
+ $LFS setstripe -N -E eof -c1 -o1 -N -E eof -c1 -o0 $file ||
+ error "setstripe on $file"
+
+ dd if=/dev/zero of=$file bs=1M count=1 || error "dd failed for $file"
+ $LFS mirror resync $file
+
+ filefrag -ves $file || error "filefrag $file failed"
+ filefrag_op=$(filefrag -ve -k $file |
+ sed -n '/ext:/,/found/{/ext:/d; /found/d; p}')
+
+#Filesystem type is: bd00bd0
+#File size of /mnt/lustre/f49a.sanity-flr is 1048576 (1024 blocks of 1024 bytes)
+# ext: device_logical: physical_offset: length: dev: flags:
+# 0: 0.. 1023: 1572864.. 1573887: 1024: 0001: net,eof
+# 1: 0.. 1023: 1572864.. 1573887: 1024: 0000: last,net,eof
+#/mnt/lustre/f49a.sanity-flr: 2 extents found
+
+ last_lun=$(echo $filefrag_op | cut -d: -f5)
+ IFS=$'\n'
+ tot_len=0
+ num_luns=1
+ for line in $filefrag_op; do
+ frag_lun=$(echo $line | cut -d: -f5)
+ ext_len=$(echo $line | cut -d: -f4)
+ if [[ "$frag_lun" != "$last_lun" ]]; then
+ if (( tot_len != 1024 )); then
+ cleanup_49
+ error "$file: OST$last_lun $tot_len != 1024"
+ else
+ (( num_luns += 1 ))
+ tot_len=0
+ fi
+ fi
+ (( tot_len += ext_len ))
+ last_lun=$frag_lun
+ done
+ if (( num_luns != 2 || tot_len != 1024 )); then
+ cleanup_49
+ error "$file: $num_luns != 2, $tot_len != 1024 on OST$last_lun"
+ fi
+
+ echo "FIEMAP on $file succeeded"
+}
+run_test 49a "FIEMAP upon FLR file"
+