mirror of
https://github.com/ceph/ceph
synced 2024-12-31 16:12:42 +00:00
316ae0cfa4
device mapper core wasn't propagating BDI_CAP_STABLE_WRITES. Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
142 lines
2.6 KiB
Bash
Executable File
142 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -ex
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function assert_dm() {
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local name=$1
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local val=$2
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local devno
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devno=$(sudo dmsetup info -c --noheadings -o Major,Minor $name)
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grep -q $val /sys/dev/block/$devno/bdi/stable_pages_required
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}
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function dmsetup_reload() {
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local name=$1
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local table
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table=$(</dev/stdin)
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sudo dmsetup suspend $name
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echo "$table" | sudo dmsetup reload $name
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sudo dmsetup resume $name
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}
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IMAGE_NAME="stable-pages-required-test"
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rbd create --size 1 $IMAGE_NAME
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DEV=$(sudo rbd map $IMAGE_NAME)
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fallocate -l 1M loopfile
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LOOP_DEV=$(sudo losetup -f --show loopfile)
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[[ $(blockdev --getsize64 $DEV) -eq 1048576 ]]
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grep -q 1 /sys/block/${DEV#/dev/}/bdi/stable_pages_required
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rbd resize --size 2 $IMAGE_NAME
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[[ $(blockdev --getsize64 $DEV) -eq 2097152 ]]
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grep -q 1 /sys/block/${DEV#/dev/}/bdi/stable_pages_required
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 0
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $DEV 0
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $LOOP_DEV 0
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1024 2048 error
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EOF
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assert_dm tbl 0
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $DEV 0
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1024 2048 error
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $LOOP_DEV 0
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1024 2048 linear $DEV 0
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $DEV 0
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1024 2048 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 0
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $LOOP_DEV 0
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1024 2048 linear $DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 0
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $DEV 0
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1024 2048 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $DEV 0
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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cat <<EOF | sudo dmsetup create tbl
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0 1024 linear $DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $DEV 0
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1024 2048 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 error
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1024 2048 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 0
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $DEV 0
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1024 2048 linear $LOOP_DEV 0
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EOF
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assert_dm tbl 1
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cat <<EOF | dmsetup_reload tbl
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0 1024 linear $DEV 0
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EOF
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assert_dm tbl 1
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sudo dmsetup remove tbl
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sudo losetup -d $LOOP_DEV
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rm loopfile
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sudo rbd unmap $DEV
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rbd rm $IMAGE_NAME
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echo OK
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