ceph/qa/standalone/scrub/osd-mapper.sh
Ronen Friedman fbb7d73e6f tests/standalone: fix scrub-related tests following command changes
Using
ceph tell $pgid [deep]-scrub
to initiate an 'operator initiated' scrub, and
ceph tell $pgid schedule[-deep]-scrub
for causing a 'periodic scrub' to be scheduled.

Signed-off-by: Ronen Friedman <rfriedma@redhat.com>
2023-11-15 03:14:15 -06:00

183 lines
6.5 KiB
Bash
Executable File

#!/usr/bin/env bash
# -*- mode:text; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
# vim: ts=8 sw=2 smarttab
#
# test the handling of a corrupted SnapMapper DB by Scrub
source $CEPH_ROOT/qa/standalone/ceph-helpers.sh
source $CEPH_ROOT/qa/standalone/scrub/scrub-helpers.sh
function run() {
local dir=$1
shift
export CEPH_MON="127.0.0.1:7144" # git grep '\<7144\>' : there must be only one
export CEPH_ARGS
CEPH_ARGS+="--fsid=$(uuidgen) --auth-supported=none "
CEPH_ARGS+="--mon-host=$CEPH_MON "
export -n CEPH_CLI_TEST_DUP_COMMAND
local funcs=${@:-$(set | sed -n -e 's/^\(TEST_[0-9a-z_]*\) .*/\1/p')}
for func in $funcs ; do
setup $dir || return 1
$func $dir || return 1
teardown $dir || return 1
done
}
# one clone & multiple snaps (according to the number of parameters)
function make_a_clone()
{
#turn off '-x' (but remember previous state)
local saved_echo_flag=${-//[^x]/}
set +x
local pool=$1
local obj=$2
echo $RANDOM | rados -p $pool put $obj - || return 1
shift 2
for snap in $@ ; do
rados -p $pool mksnap $snap || return 1
done
if [[ -n "$saved_echo_flag" ]]; then set -x; fi
}
function TEST_truncated_sna_record() {
local dir=$1
local -A cluster_conf=(
['osds_num']="3"
['pgs_in_pool']="4"
['pool_name']="test"
)
local extr_dbg=3
(( extr_dbg > 1 )) && echo "Dir: $dir"
standard_scrub_cluster $dir cluster_conf
ceph tell osd.* config set osd_stats_update_period_not_scrubbing "1"
ceph tell osd.* config set osd_stats_update_period_scrubbing "1"
local osdn=${cluster_conf['osds_num']}
local poolid=${cluster_conf['pool_id']}
local poolname=${cluster_conf['pool_name']}
local objname="objxxx"
# create an object and clone it
make_a_clone $poolname $objname snap01 snap02 || return 1
make_a_clone $poolname $objname snap13 || return 1
make_a_clone $poolname $objname snap24 snap25 || return 1
echo $RANDOM | rados -p $poolname put $objname - || return 1
#identify the PG and the primary OSD
local pgid=`ceph --format=json-pretty osd map $poolname $objname | jq -r '.pgid'`
local osd=`ceph --format=json-pretty osd map $poolname $objname | jq -r '.up[0]'`
echo "pgid is $pgid (primary: osd.$osd)"
# turn on the publishing of test data in the 'scrubber' section of 'pg query' output
set_query_debug $pgid
# verify the existence of these clones
(( extr_dbg >= 1 )) && rados --format json-pretty -p $poolname listsnaps $objname
# scrub the PG
ceph pg $pgid deep-scrub || return 1
# we aren't just waiting for the scrub to terminate, but also for the
# logs to be published
sleep 3
ceph pg dump pgs
until grep -a -q -- "event: --^^^^---- ScrubFinished" $dir/osd.$osd.log ; do
sleep 0.2
done
ceph pg dump pgs
ceph osd set noscrub || return 1
ceph osd set nodeep-scrub || return 1
sleep 5
grep -a -q -v "ERR" $dir/osd.$osd.log || return 1
# kill the OSDs
kill_daemons $dir TERM osd || return 1
(( extr_dbg >= 2 )) && ceph-kvstore-tool bluestore-kv $dir/0 dump "p"
(( extr_dbg >= 2 )) && ceph-kvstore-tool bluestore-kv $dir/2 dump "p" | grep -a SNA_
(( extr_dbg >= 2 )) && grep -a SNA_ /tmp/oo2.dump
(( extr_dbg >= 2 )) && ceph-kvstore-tool bluestore-kv $dir/2 dump p 2> /dev/null
local num_sna_b4=`ceph-kvstore-tool bluestore-kv $dir/$osd dump p 2> /dev/null | grep -a -e 'SNA_[0-9]_000000000000000[0-9]_000000000000000' \
| awk -e '{print $2;}' | wc -l`
for sdn in $(seq 0 $(expr $osdn - 1))
do
kvdir=$dir/$sdn
echo "corrupting the SnapMapper DB of osd.$sdn (db: $kvdir)"
(( extr_dbg >= 3 )) && ceph-kvstore-tool bluestore-kv $kvdir dump "p"
# truncate the 'mapping' (SNA_) entry corresponding to the snap13 clone
KY=`ceph-kvstore-tool bluestore-kv $kvdir dump p 2> /dev/null | grep -a -e 'SNA_[0-9]_0000000000000003_000000000000000' \
| awk -e '{print $2;}'`
(( extr_dbg >= 1 )) && echo "SNA key: $KY" | cat -v
tmp_fn1=`mktemp -p /tmp --suffix="_the_val"`
(( extr_dbg >= 1 )) && echo "Value dumped in: $tmp_fn1"
ceph-kvstore-tool bluestore-kv $kvdir get p "$KY" out $tmp_fn1 2> /dev/null
(( extr_dbg >= 2 )) && od -xc $tmp_fn1
NKY=${KY:0:-30}
ceph-kvstore-tool bluestore-kv $kvdir rm "p" "$KY" 2> /dev/null
ceph-kvstore-tool bluestore-kv $kvdir set "p" "$NKY" in $tmp_fn1 2> /dev/null
(( extr_dbg >= 1 )) || rm $tmp_fn1
done
orig_osd_args=" ${cluster_conf['osd_args']}"
orig_osd_args=" $(echo $orig_osd_args)"
(( extr_dbg >= 2 )) && echo "Copied OSD args: /$orig_osd_args/ /${orig_osd_args:1}/"
for sdn in $(seq 0 $(expr $osdn - 1))
do
CEPH_ARGS="$CEPH_ARGS $orig_osd_args" activate_osd $dir $sdn
done
sleep 1
for sdn in $(seq 0 $(expr $osdn - 1))
do
timeout 60 ceph tell osd.$sdn version
done
rados --format json-pretty -p $poolname listsnaps $objname
# when scrubbing now - we expect the scrub to emit a cluster log ERR message regarding SnapMapper internal inconsistency
ceph osd unset nodeep-scrub || return 1
ceph osd unset noscrub || return 1
# what is the primary now?
local cur_prim=`ceph --format=json-pretty osd map $poolname $objname | jq -r '.up[0]'`
ceph pg dump pgs
sleep 2
ceph pg $pgid deep-scrub || return 1
sleep 5
ceph pg dump pgs
(( extr_dbg >= 1 )) && grep -a "ERR" $dir/osd.$cur_prim.log
grep -a -q "ERR" $dir/osd.$cur_prim.log || return 1
# but did we fix the snap issue? let's try scrubbing again
local prev_err_cnt=`grep -a "ERR" $dir/osd.$cur_prim.log | wc -l`
echo "prev count: $prev_err_cnt"
# scrub again. No errors expected this time
ceph pg $pgid deep-scrub || return 1
sleep 5
ceph pg dump pgs
(( extr_dbg >= 1 )) && grep -a "ERR" $dir/osd.$cur_prim.log
local current_err_cnt=`grep -a "ERR" $dir/osd.$cur_prim.log | wc -l`
(( extr_dbg >= 1 )) && echo "current count: $current_err_cnt"
(( current_err_cnt == prev_err_cnt )) || return 1
kill_daemons $dir TERM osd || return 1
kvdir=$dir/$cur_prim
(( extr_dbg >= 2 )) && ceph-kvstore-tool bluestore-kv $kvdir dump p 2> /dev/null | grep -a -e 'SNA_[0-9]_' \
| awk -e '{print $2;}'
local num_sna_full=`ceph-kvstore-tool bluestore-kv $kvdir dump p 2> /dev/null | grep -a -e 'SNA_[0-9]_000000000000000[0-9]_000000000000000' \
| awk -e '{print $2;}' | wc -l`
(( num_sna_full == num_sna_b4 )) || return 1
return 0
}
main osd-mapper "$@"