From 8d45abd0c317d3f4971b779b4f8d1e33b5490dac Mon Sep 17 00:00:00 2001 From: Yu Kuai Date: Mon, 29 May 2023 21:28:24 +0800 Subject: [PATCH] tests: add a regression test that raid456 can't assemble again This is a regression test for commit 0aecb06e2249 ("md/raid5: don't allow replacement while reshape is in progress"). Signed-off-by: Yu Kuai Signed-off-by: Jes Sorensen --- tests/25raid456-recovery-while-reshape | 33 ++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 tests/25raid456-recovery-while-reshape diff --git a/tests/25raid456-recovery-while-reshape b/tests/25raid456-recovery-while-reshape new file mode 100644 index 00000000..3f6251bf --- /dev/null +++ b/tests/25raid456-recovery-while-reshape @@ -0,0 +1,33 @@ +devs="$dev0 $dev1 $dev2" + +set_up_test() +{ + mdadm -Cv -R -n 3 -l5 $md0 $devs --assume-clean --size=50M || die "create array failed" + mdadm -a $md0 $dev3 $dev4 || die "failed to bind new disk to array" + echo 1000 > /sys/block/md0/md/sync_speed_max +} + +clean_up_test() +{ + mdadm -S $md0 +} + +trap 'clean_up_test' EXIT + +set_up_test || die "set up test failed" + +# trigger reshape +mdadm --grow -l 6 $md0 +sleep 1 + +# set up replacement +echo frozen > /sys/block/md0/md/sync_action +echo want_replacement > /sys/block/md0/md/rd0/state +echo reshape > /sys/block/md0/md/sync_action +sleep 1 + +# reassemeble array +mdadm -S $md0 || die "can't stop array" +mdadm --assemble $md0 $devs $dev3 $dev4 || die "can't assemble array" + +exit 0 -- 2.39.2