#!/bin/bash
-
+#
# All pairwise combinations of node failures.
# Was cmd3-17
#
# Script fails pair of nodes:
# -- in parallel by default
# -- in series if SERIAL is set
+set -e
-LUSTRE=${LUSTRE:-`dirname $0`/..}
-SETUP=${SETUP:-""}
-CLEANUP=${CLEANUP:-""}
-. $LUSTRE/tests/test-framework.sh
-
-init_test_env $@
+ONLY=${ONLY:-"$*"}
-. ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
+LUSTRE=${LUSTRE:-$(dirname $0)/..}
+. $LUSTRE/tests/test-framework.sh
+init_test_env "$@"
init_logging
-TESTSUITELOG=${TESTSUITELOG:-$TMP/$(basename $0 .sh)}
-DEBUGLOG=$TESTSUITELOG.debug
-
-cleanup_logs
-
-exec 2>$DEBUGLOG
-echo "--- env ---" >&2
-env >&2
-echo "--- env ---" >&2
-set -x
-[ "$SHARED_DIRECTORY" ] || \
- { FAIL_ON_ERROR=true skip_env "$0 Empty SHARED_DIRECTORY" && exit 0; }
+# bug number for skipped test:
+ALWAYS_EXCEPT="$RECOVERY_DOUBLE_SCALE_EXCEPT"
+# UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
-check_shared_dir $SHARED_DIRECTORY ||
- error "$SHARED_DIRECTORY isn't a shared directory"
-
-[ -n "$CLIENTS" ] || \
- { FAIL_ON_ERROR=true skip_env "$0 Need two or more remote clients" && exit 0; }
+build_test_filter
-[ $CLIENTCOUNT -ge 3 ] || \
- { FAIL_ON_ERROR=true skip_env "$0 Need two or more remote clients, have $((CLIENTCOUNT - 1))" && exit 0; }
+remote_mds_nodsh && skip_env "remote MDS with nodsh"
+remote_ost_nodsh && skip_env "remote OST with nodsh"
-END_RUN_FILE=${END_RUN_FILE:-$SHARED_DIRECTORY/end_run_file}
-LOAD_PID_FILE=${LOAD_PID_FILE:-$TMP/client-load.pid}
+[ -z "$CLIENTS" -o $CLIENTCOUNT -lt 3 ] &&
+ skip_env "need three or more clients"
-remote_mds_nodsh && skip "remote MDS with nodsh" && exit 0
-remote_ost_nodsh && skip "remote OST with nodsh" && exit 0
-
-check_timeout || exit 1
+if [ -z "$SHARED_DIRECTORY" ] || ! check_shared_dir $SHARED_DIRECTORY; then
+ skip_env "SHARED_DIRECTORY should be specified with a shared directory \
+which is accessable on all of the nodes"
+ exit 0
+fi
[[ $FAILURE_MODE = SOFT ]] && \
- log "WARNING: $0 is not functional with FAILURE_MODE = SOFT, bz22797"
+ log "WARNING: $0 is not functional with FAILURE_MODE = SOFT, bz22797"
-build_test_filter
-
-check_and_setup_lustre
-rm -rf $DIR/[df][0-9]*
-
-# the test node needs to be insulated from a lustre failure as much as possible,
-# so not even loading the lustre modules is ideal.
-# -- umount lustre
-# -- remove hostname from clients list
-zconf_umount $(hostname) $MOUNT
-NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
-NODES_TO_USE=$(exclude_items_from_list $NODES_TO_USE $(hostname))
+# Set SERIAL to serialize the failure through a recovery of the first failure.
+SERIAL=${SERIAL:-""}
+ERRORS_OK="yes"
-check_progs_installed $NODES_TO_USE ${CLIENT_LOADS[@]}
+[ "$SERIAL" ] && ERRORS_OK=""
-MDTS=$(get_facets MDS)
-OSTS=$(get_facets OST)
+FAILOVER_PERIOD=${FAILOVER_PERIOD:-$((60 * 5))} # 5 minutes
-rm -f $END_RUN_FILE
+END_RUN_FILE=${END_RUN_FILE:-$SHARED_DIRECTORY/end_run_file}
+LOAD_PID_FILE=${LOAD_PID_FILE:-$TMP/client-load.pid}
reboot_recover_node () {
- # item var contains a pair of clients if nodetype=clients
- # I would prefer to have a list here
- local item=$1
- local nodetype=$2
- local timeout=$($LCTL get_param -n timeout)
-
- # MDS, OST item contains the facet
- case $nodetype in
- MDS|OST ) facet_failover $item
- [ "$SERIAL" ] && wait_recovery_complete $item || true
- ;;
- clients) for c in ${item//,/ }; do
- # make sure the client loads die
- do_nodes $c "set -x; test -f $TMP/client-load.pid && \
- { kill -s TERM \$(cat $TMP/client-load.pid) || true; }"
- shutdown_client $c
- boot_node $c
- echo "Reintegrating $c"
- # one client fails; need dk logs from this client only
- zconf_mount $c $MOUNT || NODES="$c $(mdts_nodes) $(osts_nodes)" error_exit "zconf_mount failed"
- done
- start_client_loads $item
- ;;
- # script failure:
- # don't use error (), the logs from all nodes not needed
- * ) echo "reboot_recover_node: nodetype=$nodetype. Must be one of 'MDS', 'OST', or 'clients'."
- exit 1;;
- esac
+ # item var contains a pair of clients if nodetype=clients
+ # I would prefer to have a list here
+ local item=$1
+ local nodetype=$2
+ local c
+
+ # MDS, OST item contains the facet
+ case $nodetype in
+ MDS|OST ) facet_failover $item
+ [ "$SERIAL" ] && wait_recovery_complete $item || true
+ ;;
+ clients) for c in ${item//,/ }; do
+ # make sure the client loads die
+ stop_process $c $LOAD_PID_FILE
+ shutdown_client $c
+ boot_node $c
+ echo "Reintegrating $c"
+ zconf_mount $c $MOUNT ||
+ error "mount $MOUNT on $c failed"
+ client_up $c || error "start client on $c failed"
+ done
+ start_client_loads $item
+ ;;
+ * ) echo "ERROR: invalid nodetype=$nodetype." \
+ "Must be one of 'MDS', 'OST', or 'clients'."
+ exit 1;;
+ esac
}
get_item_type () {
- local type=$1
- local excluded=${2:-""}
-
- local list
- case $type in
- MDS ) list=$MDTS;;
- OST ) list=$OSTS;;
- clients) list=$NODES_TO_USE
- ;;
- # script failure:
- # don't use error (), the logs from all nodes not needed
- * ) echo "Invalid type=$type. Must be one of 'MDS', 'OST', or 'clients'."
- exit 1;;
- esac
-
- [ "$excluded" ] && list=$(exclude_items_from_list $list $excluded)
- # empty list
- if [ ! "$(echo $list)" ]; then
- echo
- return
- fi
-
- item=$(get_random_entry $list)
- if [ "$type" = clients ] ; then
- item="$item $(get_random_entry $(exclude_items_from_list $list $item))"
- item=$(comma_list $item)
- fi
- echo $item
+ local type=$1
+ local excluded=${2:-""}
+
+ local list
+ case $type in
+ MDS ) list=$MDTS;;
+ OST ) list=$OSTS;;
+ clients) list=$NODES_TO_USE;;
+ * ) echo "ERROR: invalid type=$type." \
+ "Must be one of 'MDS', 'OST', or 'clients'."
+ exit 1;;
+ esac
+
+ [ "$excluded" ] && list=$(exclude_items_from_list $list $excluded)
+ # empty list
+ if [ ! "$(echo $list)" ]; then
+ echo
+ return
+ fi
+
+ local item=$(get_random_entry $list)
+ if [ "$type" = "clients" ]; then
+ item="$item $(get_random_entry $(exclude_items_from_list $list $item))"
+ item=$(comma_list $item)
+ fi
+ echo $item
}
# failover_pair
# class, reboots the nodes sequentially, and then restarts lustre on
# the nodes.
failover_pair() {
- local type1=$1
- local type2=$2
- local title=$3
-
- local client_nodes=""
- local item1=
- local item2=
- local client1=
- local client2=
-
- log "
-==== START === $title "
-
- item1=$(get_item_type $type1)
- [ "$item1" ] || \
- { echo "type1=$type1 item1 is empty" && return 0; }
- item2=$(get_item_type $type2 $item1)
- [ "$item2" ] || \
- { echo "type1=$type1 item1=$item1 type2=$type2 item2=$item2 is empty" && return 0; }
-
- # Check that our client loads are still running. If any have died,
- # that means they have died outside of recovery, which is unacceptable.
- log "==== Checking the clients loads BEFORE failover -- failure NOT OK"
-
- # FIXME. need print summary on exit
- if ! check_client_loads $NODES_TO_USE; then
- exit 4
- fi
-
- log "Done checking client loads. Failing type1=$type1 item1=$item1 ... "
-
- reboot_recover_node $item1 $type1
-
- # Hendrix test17 description:
- # Introduce a failure, wait at
- # least 5 minutes (for recovery),
- # introduce a 2nd
- # failure, and wait another 5
- # minutes
-
- # reboot_recover_node waits recovery in according to
- # SERIAL value.
- # We have a "double failures" if SERIAL is not set,
- # do not need a sleep between failures for "double failures"
-
- log " Failing type2=$type2 item2=$item2 ... "
- reboot_recover_node $item2 $type2
-
- # Client loads are allowed to die while in recovery, so we just
- # restart them.
- log "==== Checking the clients loads AFTER failovers -- ERRORS_OK=$ERRORS_OK"
- restart_client_loads $NODES_TO_USE $ERRORS_OK || return $?
- log "Done checking / re-Starting client loads. PASS"
- return 0
+ local type1=$1
+ local type2=$2
+ local title=$3
+
+ local client_nodes=""
+ local item1=
+ local item2=
+ local client1=
+ local client2=
+
+ log "
+==== START === $title"
+
+ item1=$(get_item_type $type1)
+ [ "$item1" ] || \
+ { echo "type1=$type1 item1 is empty" && return 0; }
+ item2=$(get_item_type $type2 $item1)
+ [ "$item2" ] || \
+ { echo "type1=$type1 item1=$item1 type2=$type2 item2=$item2 is empty" \
+ && return 0; }
+
+ # Check that our client loads are still running. If any have died,
+ # that means they have died outside of recovery, which is unacceptable.
+ log "==== Checking the clients loads BEFORE failover -- failure NOT OK"
+ # FIXME. need print summary on exit
+ check_client_loads $NODES_TO_USE || exit $?
+
+ log "Done checking client loads. Failing type1=$type1 item1=$item1 ... "
+ reboot_recover_node $item1 $type1 || exit $?
+
+ # Hendrix test17 description:
+ # Introduce a failure, wait at
+ # least 5 minutes (for recovery),
+ # introduce a 2nd
+ # failure, and wait another 5
+ # minutes
+
+ # reboot_recover_node waits recovery in according to
+ # SERIAL value.
+ # We have a "double failures" if SERIAL is not set,
+ # do not need a sleep between failures for "double failures"
+
+ log " Failing type2=$type2 item2=$item2 ... "
+ reboot_recover_node $item2 $type2 || exit $?
+
+ # Client loads are allowed to die while in recovery, so we just
+ # restart them.
+ log "==== Checking the clients loads AFTER failovers -- ERRORS_OK=$ERRORS_OK"
+ restart_client_loads $NODES_TO_USE $ERRORS_OK || exit $?
+ log "Done checking / re-starting client loads. PASS"
+ return 0
}
summary_and_cleanup () {
- local rc=$?
- trap 0
-
- # Having not empty END_RUN_FILE means the failed loads only
- if [ -s $END_RUN_FILE ]; then
- echo "Found the END_RUN_FILE file: $END_RUN_FILE"
- cat $END_RUN_FILE
- local END_RUN_NODE=
- read END_RUN_NODE < $END_RUN_FILE
-
- # a client load will end (i.e. fail) if it finds
- # the end run file. that does not mean that that client load
- # actually failed though. the first node in the END_RUN_NODE is
- # the one we are really interested in.
- if [ -n "$END_RUN_NODE" ]; then
- var=$(node_var_name $END_RUN_NODE)_load
- echo "Client load failed on node $END_RUN_NODE"
- echo
- echo "client $END_RUN_NODE load debug output :"
- local logfile=${TESTSUITELOG}_run_${!var}.sh-${END_RUN_NODE}.debug
- do_node ${END_RUN_NODE} "set -x; [ -e $logfile ] && cat $logfile " || true
- fi
- rc=1
- fi
-
- echo $(date +'%F %H:%M:%S') Terminating clients loads ...
- echo "$0" >> $END_RUN_FILE
- local result=PASS
- [ $rc -eq 0 ] || result=FAIL
-
- log "
+ local rc=$?
+ trap 0
+
+ CURRENT_TS=$(date +%s)
+ ELAPSED=$((CURRENT_TS - START_TS))
+
+ # Having not empty END_RUN_FILE means the failed loads only
+ if [ -s $END_RUN_FILE ]; then
+ print_end_run_file $END_RUN_FILE
+ rc=1
+ fi
+
+ echo $(date +'%F %H:%M:%S') Terminating clients loads ...
+ echo "$0" >> $END_RUN_FILE
+ local result=PASS
+ [ $rc -eq 0 ] || result=FAIL
+
+ log "
Server failover period: $FAILOVER_PERIOD seconds
Exited after: $ELAPSED seconds
Status: $result: rc=$rc"
- # make sure the client loads die
- do_nodes $NODES_TO_USE "set -x; test -f $TMP/client-load.pid && \
- { kill -s TERM \$(cat $TMP/client-load.pid) || true; }"
-
- # and free up the pdshes that started them, if any are still around
- if [ -n "$CLIENT_LOAD_PIDS" ]; then
- kill $CLIENT_LOAD_PIDS || true
- sleep 5
- kill -9 $CLIENT_LOAD_PIDS || true
- fi
-
- if [ $rc -ne 0 ]; then
- # we are interested in only on failed clients and servers
- local failedclients=$(cat $END_RUN_FILE | grep -v $0)
- # FIXME: need ostfailover-s nodes also for FLAVOR=OST
- local product=$(gather_logs $(comma_list $(osts_nodes) \
- $(mdts_nodes) $mdsfailover_HOST $failedclients) 1)
- echo logs files $product
- fi
-
- [ $rc -eq 0 ] && zconf_mount $(hostname) $MOUNT
- exit $rc
-}
+ # stop the client loads
+ stop_client_loads $NODES_TO_USE $LOAD_PID_FILE
-trap summary_and_cleanup EXIT TERM INT
+ if [ $rc -ne 0 ]; then
+ # we are interested in only on failed clients and servers
+ local failedclients=$(cat $END_RUN_FILE | grep -v $0)
+ gather_logs $(comma_list $(all_server_nodes) $failedclients)
+ fi
-#
-# MAIN
-#
-log "-----============= $0 starting =============-----"
+ exit $rc
+}
-START_TS=$(date +%s)
-CURRENT_TS=$START_TS
-ELAPSED=0
+################################## Main Flow ###################################
+check_and_setup_lustre
+rm -rf $DIR/[Rdfs][0-9]*
-# Set SERIAL to serialize the failure through a recovery of the first failure.
-SERIAL=${SERIAL:-""}
-ERRORS_OK="yes"
+check_timeout || exit 1
-[ "$SERIAL" ] && ERRORS_OK=""
+# The test node needs to be insulated from a lustre failure as much as possible,
+# so not even loading the lustre modules is ideal.
+# -- umount lustre
+# -- remove hostname from clients list
+zconf_umount $HOSTNAME $MOUNT
+NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
+NODES_TO_USE=$(exclude_items_from_list $NODES_TO_USE $HOSTNAME)
-FAILOVER_PERIOD=${FAILOVER_PERIOD:-$((60*5))} # 5 minutes
+check_progs_installed $NODES_TO_USE "${CLIENT_LOADS[@]}"
-# Start client loads.
-start_client_loads $NODES_TO_USE
-echo clients load pids:
-if ! do_nodesv $NODES_TO_USE "cat $TMP/client-load.pid"; then
- exit 3
-fi
+MDTS=$(get_facets MDS)
+OSTS=$(get_facets OST)
-# FIXME: Do we want to have an initial sleep period where the clients
-# just run before introducing a failure?
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.1
-failover_pair MDS OST "test 1: failover MDS, then OST =========="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.2
-failover_pair MDS clients "test 2: failover MDS, then 2 clients ===="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.3
-if [ $MDSCOUNT -gt 1 ]; then
- failover_pair MDS MDS "test 3: failover MDS, then another MDS =="
- sleep $FAILOVER_PERIOD
-else
- skip "$0 : $MDSCOUNT < 2 MDTs, test 3 skipped"
-fi
-
-#CMD_TEST_NUM=17.4
-if [ $OSTCOUNT -gt 1 ]; then
- failover_pair OST OST "test 4: failover OST, then another OST =="
- sleep $FAILOVER_PERIOD
-else
- skip "$0 : $OSTCOUNT < 2 OSTs, test 4 skipped"
-fi
-
-#CMD_TEST_NUM=17.5
-failover_pair OST clients "test 5: failover OST, then 2 clients ===="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.6
-failover_pair OST MDS "test 6: failover OST, then MDS =========="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.7
-failover_pair clients MDS "test 7: failover 2 clients, then MDS ===="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.8
-#failover_pair clients OST "test 8: failover 2 clients, then OST ===="
-sleep $FAILOVER_PERIOD
-
-#CMD_TEST_NUM=17.9
-if [ $CLIENTCOUNT -ge 5 ]; then
- failover_pair clients clients "test 9: failover 2 clients, then 2 different clients =="
- sleep $FAILOVER_PERIOD
-fi
-log "==== Checking the clients loads AFTER all failovers -- failure NOT OK"
-if ! check_client_loads $NODES_TO_USE; then
- log "Client load failed after failover. Exiting"
- exit 5
-fi
+ELAPSED=0
+START_TS=$(date +%s)
+CURRENT_TS=$START_TS
-CURRENT_TS=$(date +%s)
-ELAPSED=$((CURRENT_TS - START_TS))
+# Every pairwise combination of client failures (2 clients),
+# MDS failure, and OST failure will be tested.
+test_pairwise_fail() {
+ trap summary_and_cleanup EXIT TERM INT
+
+ # Start client loads.
+ rm -f $END_RUN_FILE
+ start_client_loads $NODES_TO_USE
+
+ echo clients load pids:
+ do_nodesv $NODES_TO_USE "cat $LOAD_PID_FILE" || exit 3
+
+ # FIXME: Do we want to have an initial sleep period where the clients
+ # just run before introducing a failure?
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.1
+ failover_pair MDS OST "test 1: failover MDS, then OST =========="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.2
+ failover_pair MDS clients "test 2: failover MDS, then 2 clients ===="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.3
+ if [ $MDSCOUNT -gt 1 ]; then
+ failover_pair MDS MDS "test 3: failover MDS, then another MDS =="
+ sleep $FAILOVER_PERIOD
+ else
+ skip_env "has less than 2 MDTs, test 3 skipped"
+ fi
+
+ # CMD_TEST_NUM=17.4
+ if [ $OSTCOUNT -gt 1 ]; then
+ failover_pair OST OST "test 4: failover OST, then another OST =="
+ sleep $FAILOVER_PERIOD
+ else
+ skip_env "has less than 2 OSTs, test 4 skipped"
+ fi
+
+ # CMD_TEST_NUM=17.5
+ failover_pair OST clients "test 5: failover OST, then 2 clients ===="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.6
+ failover_pair OST MDS "test 6: failover OST, then MDS =========="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.7
+ failover_pair clients MDS "test 7: failover 2 clients, then MDS ===="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.8
+ failover_pair clients OST "test 8: failover 2 clients, then OST ===="
+ sleep $FAILOVER_PERIOD
+
+ # CMD_TEST_NUM=17.9
+ if [ $CLIENTCOUNT -gt 4 ]; then
+ failover_pair clients clients \
+ "test 9: failover 2 clients, then 2 different clients =="
+ sleep $FAILOVER_PERIOD
+ else
+ skip_env "has less than 5 Clients, test 9 skipped"
+ fi
+
+ log "==== Checking the clients loads AFTER all failovers -- failure NOT OK"
+ if ! check_client_loads $NODES_TO_USE; then
+ log "Client load failed after failover. Exiting..."
+ exit 5
+ fi
+
+ exit 0
+}
+run_test pairwise_fail "pairwise combination of clients, MDS, and OST failures"
-log "Completed successfully in $ELAPSED seconds"
+zconf_mount $HOSTNAME $MOUNT || error "mount $MOUNT on $HOSTNAME failed"
+client_up || error "start client on $HOSTNAME failed"
-exit 0
+complete $SECONDS
+check_and_cleanup_lustre
+exit_status
git://git.whamcloud.com / fs / lustre-release.git / blobdiff