Add regression tests for r317712 and r306743.
MFC after: 2 weeks Sponsored by: Dell EMC Isilon
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=317713
53
tests/sys/geom/class/mirror/8_test.sh
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53
tests/sys/geom/class/mirror/8_test.sh
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#!/bin/sh
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# $FreeBSD$
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# Regression test for r317712.
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. `dirname $0`/conf.sh
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echo 1..1
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ddbs=2048
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m1=`mktemp $base.XXXXXX` || exit 1
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m2=`mktemp $base.XXXXXX` || exit 1
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dd if=/dev/zero of=$m1 bs=$ddbs count=1024 >/dev/null 2>&1
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dd if=/dev/zero of=$m2 bs=$ddbs count=1024 >/dev/null 2>&1
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us0=$(mdconfig -t vnode -f $m1) || exit 1
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us1=$(mdconfig -t vnode -f $m2) || exit 1
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gmirror label $name /dev/$us0 /dev/$us1 || exit 1
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devwait
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# Ensure that the mirrors are marked dirty, and then disconnect them.
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# We need to have the gmirror provider open when destroying the MDs since
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# gmirror will automatically mark the mirrors clean when the provider is closed.
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exec 9>/dev/mirror/$name
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dd if=/dev/zero bs=$ddbs count=1 >&9 2>/dev/null
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mdconfig -d -u ${us0#md} -o force || exit 1
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mdconfig -d -u ${us1#md} -o force || exit 1
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exec 9>&-
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dd if=/dev/random of=$m1 bs=$ddbs count=1 conv=notrunc >/dev/null 2>&1
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us0=$(attach_md -t vnode -f $m1) || exit 1
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devwait # This will take kern.geom.mirror.timeout seconds.
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# Re-attach the second mirror and wait for it to synchronize.
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us1=$(attach_md -t vnode -f $m2) || exit 1
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while [ $(gmirror status $name | grep ACTIVE | wc -l) -ne 2 ]; do
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sleep 1
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done
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# Verify the two mirrors are identical. Destroy the gmirror first so that
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# the mirror metadata is wiped; otherwise the metadata blocks will fail
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# the comparison. It would be nice to do this with a "gmirror verify"
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# command instead.
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gmirror destroy $name
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if cmp -s ${m1} ${m2}; then
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echo "ok 1"
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else
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echo "not ok 1"
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fi
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rm -f $m1 $m2
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62
tests/sys/geom/class/mirror/9_test.sh
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62
tests/sys/geom/class/mirror/9_test.sh
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#!/bin/sh
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# $FreeBSD$
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# Regression test for r306743.
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. `dirname $0`/conf.sh
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echo 1..1
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ddbs=2048
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m1=`mktemp $base.XXXXXX` || exit 1
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m2=`mktemp $base.XXXXXX` || exit 1
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m3=`mktemp $base.XXXXXX` || exit 1
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dd if=/dev/zero of=$m1 bs=$ddbs count=1024 >/dev/null 2>&1
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dd if=/dev/zero of=$m2 bs=$ddbs count=1024 >/dev/null 2>&1
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dd if=/dev/zero of=$m3 bs=$ddbs count=1024 >/dev/null 2>&1
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us0=$(attach_md -t vnode -f $m1) || exit 1
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us1=$(attach_md -t vnode -f $m2) || exit 1
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us2=$(attach_md -t vnode -f $m3) || exit 1
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gmirror label $name /dev/$us0 /dev/$us1 || exit 1
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devwait
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# Break one of the mirrors by forcing a single metadata write error.
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# When dd closes the mirror provider, gmirror will attempt to mark the mirrors
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# clean, and will kick one of the mirrors out upon hitting the error.
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sysctl debug.fail_point.g_mirror_metadata_write='1*return(5)' || exit 1
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dd if=/dev/random of=/dev/mirror/$name bs=$ddbs count=1 >/dev/null 2>&1
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sysctl debug.fail_point.g_mirror_metadata_write='off' || exit 1
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# Replace the broken mirror, and then stop the gmirror.
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gmirror forget $name || exit 1
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gmirror insert $name /dev/$us2 || exit 1
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while [ $(gmirror status $name | grep ACTIVE | wc -l) -ne 2 ]; do
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sleep 1
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done
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gmirror stop $name || exit 1
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# Restart the gmirror on the original two mirrors. One of them is broken,
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# so we should end up with a degraded gmirror.
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gmirror activate $name /dev/$us0 /dev/$us1 || exit 1
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devwait
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dd if=/dev/random of=/dev/mirror/$name bs=$ddbs count=1 >/dev/null 2>&1
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# Re-add the replacement mirror and verify the two mirrors are synchronized.
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# Destroy the gmirror first so that the mirror metadata is wiped; otherwise
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# the metadata blocks will fail the comparison. It would be nice to do this
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# with a "gmirror verify" command instead.
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gmirror activate $name /dev/$us2 || exit 1
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while [ $(gmirror status $name | grep ACTIVE | wc -l) -ne 2 ]; do
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sleep 1
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done
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gmirror destroy $name || exit 1
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if cmp -s $m1 $m3; then
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echo "ok 1"
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else
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echo "not ok 1"
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fi
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rm -f $m1 $m2 $m3
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@ -11,6 +11,8 @@ TAP_TESTS_SH+= 4_test
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TAP_TESTS_SH+= 5_test
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TAP_TESTS_SH+= 6_test
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TAP_TESTS_SH+= 7_test
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TAP_TESTS_SH+= 8_test
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TAP_TESTS_SH+= 9_test
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${PACKAGE}FILES+= conf.sh
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