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TEST-58-REPART: support libdevmapper built without UDEV_SYNC_SUPPORT

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When libdevmapper is built without UDEV_SYNC_SUPPORT (e.g. on Alpine/postmarketOS),
it creates a device node under /dev/mapper/ instead of relying on udev to create a symlink.
This commit is contained in:
Yu Watanabe
2026-06-04 15:59:53 +09:00
parent 76407b6939
commit a54c100a1d
1 changed files with 8 additions and 2 deletions
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10
test/units/TEST-58-REPART.sh
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@@ -2149,7 +2149,7 @@ testcase_block_device_replace() {
local defs imgs btrfs_mntpoint_plain btrfs_mntpoint_encrypted
local loop loop_btrfs_plain loop_btrfs_encrypted
local encrypted_device
local dm_btrfs_encrypted encrypted_device
btrfs_mntpoint_plain="$(mktemp --directory "/tmp/test-repart.btrfs-mntpoint-plain.XXXXXXXXXX")"
btrfs_mntpoint_encrypted="$(mktemp --directory "/tmp/test-repart.btrfs-mntpoint-encrypted.XXXXXXXXXX")"
@@ -2216,7 +2216,13 @@ EOF
"${loop}"
assert_eq "$(findmnt "${btrfs_mntpoint_plain}" -o SOURCE -n)" "${loop}p1"
assert_eq "$(findmnt "${btrfs_mntpoint_encrypted}" -o SOURCE -n)" "/dev/mapper/btrfs-replace-encrypted"
dm_btrfs_encrypted="$(findmnt "${btrfs_mntpoint_encrypted}" -o SOURCE -n)"
if [[ "$dm_btrfs_encrypted" != "/dev/mapper/btrfs-replace-encrypted" ]]; then
# When libdevmapper is built without UDEV_SYNC_SUPPORT (e.g. on Alpine/postmarketOS),
# it creates a device node under /dev/mapper/ instead of relying on udev to create a symlink.
# In this case, verify that both device nodes refer to the same underlying device.
assert_eq "$(stat -c %Hr:%Lr "$dm_btrfs_encrypted")" "$(stat -c %Hr:%Lr /dev/mapper/btrfs-replace-encrypted)"
fi
encrypted_device="/sys/dev/block/$(dmsetup table /dev/mapper/btrfs-replace-encrypted | cut -d" " -f7)"
assert_eq "$(udevadm info --query=property --property=DEVNAME --value "${encrypted_device}")" "${loop}p2"
grep -q tada "${btrfs_mntpoint_plain}/magic-plain"