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|
OVS_START_SHELL_HELPERS
# ovsdb_check_cluster N_SERVERS SCHEMA_FUNC OUTPUT TRANSACTION...
ovsdb_check_cluster () {
local n=$1 schema_func=$2 output=$3
shift; shift; shift
$schema_func > schema
schema=`ovsdb-tool schema-name schema`
AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db schema unix:s1.raft], [0], [], [stderr])
AT_CHECK([grep -v 'from ephemeral to persistent' stderr], [1])
cid=`ovsdb-tool db-cid s1.db`
for i in `seq 2 $n`; do
AT_CHECK([ovsdb-tool join-cluster s$i.db $schema unix:s$i.raft unix:s1.raft])
done
on_exit 'kill `cat *.pid`'
for i in `seq $n`; do
AT_CHECK([ovsdb-server -vraft -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
done
for i in `seq $n`; do
AT_CHECK([ovsdb-client --timeout=30 wait unix:s$i.ovsdb $schema connected])
done
for txn
do
AT_CHECK([ovsdb-client --timeout=30 -vjsonrpc -vconsole:off -vsyslog:off -vvlog:off --log-file transact unix:s1.ovsdb,unix:s2.ovsdb,unix:s3.ovsdb "$txn"], [0], [stdout])
cat stdout >> output
done
AT_CHECK_UNQUOTED([uuidfilt output], [0], [$output])
for i in `seq $n`; do
OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
done
AT_CHECK([ovsdb-tool check-cluster s*.db])
}
OVS_END_SHELL_HELPERS
# Test a 1-server cluster.
AT_BANNER([OVSDB - clustered transactions (1 server)])
m4_define([OVSDB_CHECK_EXECUTION],
[AT_SETUP([$1 - cluster of 1])
AT_KEYWORDS([ovsdb server positive unix cluster cluster1 $5])
ovsdb_check_cluster 1 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
AT_CLEANUP])
EXECUTION_EXAMPLES
# Test a 3-server cluster.
AT_BANNER([OVSDB - clustered transactions (3 servers)])
m4_define([OVSDB_CHECK_EXECUTION],
[AT_SETUP([$1 - cluster of 3])
AT_KEYWORDS([ovsdb server positive unix cluster cluster3 $5])
ovsdb_check_cluster 3 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
AT_CLEANUP])
EXECUTION_EXAMPLES
# Test a 5-server cluster.
AT_BANNER([OVSDB - clustered transactions (5 servers)])
m4_define([OVSDB_CHECK_EXECUTION],
[AT_SETUP([$1 - cluster of 5])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5 $5])
ovsdb_check_cluster 5 "$2" '$4' m4_foreach([txn], [$3], ['txn' ])
AT_CLEANUP])
EXECUTION_EXAMPLES
AT_BANNER([OVSDB - cluster tests])
# Torture test.
OVS_START_SHELL_HELPERS
ovsdb_torture_test () {
local n=$1 # Number of cluster members
local victim=$2 # Cluster member to kill or remove
local variant=$3 # 'kill' and restart or 'remove' and add
cp $top_srcdir/ovn/ovn-sb.ovsschema schema
schema=`ovsdb-tool schema-name schema`
AT_CHECK([ovsdb-tool '-vPATTERN:console:%c|%p|%m' create-cluster s1.db schema unix:s1.raft], [0], [], [dnl
ovsdb|WARN|schema: changed 2 columns in 'OVN_Southbound' database from ephemeral to persistent, including 'status' column in 'Connection' table, because clusters do not support ephemeral columns
])
join_cluster() {
local i=$1
others=
for j in `seq 1 $n`; do
if test $i != $j; then
others="$others unix:s$j.raft"
fi
done
AT_CHECK([ovsdb-tool join-cluster s$i.db $schema unix:s$i.raft $others])
}
start_server() {
local i=$1
printf "\ns$i: starting\n"
AT_CHECK([ovsdb-server -vjsonrpc -vconsole:off -vsyslog:off --detach --no-chdir --log-file=s$i.log --pidfile=s$i.pid --unixctl=s$i --remote=punix:s$i.ovsdb s$i.db])
}
stop_server() {
local i=$1
printf "\ns$i: stopping\n"
OVS_APP_EXIT_AND_WAIT_BY_TARGET([`pwd`/s$i], [s$i.pid])
}
connect_server() {
local i=$1
printf "\ns$i: waiting to connect to storage\n"
AT_CHECK([ovsdb-client --timeout=30 -vtimeval:off -vfile -vsyslog:off -vvlog:off --log-file=connect$i.log wait unix:s$i.ovsdb $schema connected])
}
remove_server() {
local i=$1
printf "\ns$i: removing from cluster\n"
AT_CHECK([ovs-appctl --timeout=30 -t "`pwd`"/s$i cluster/leave OVN_Southbound])
printf "\ns$i: waiting for removal to complete\n"
AT_CHECK([ovsdb-client --timeout=30 -vtimeval:off -vfile -vsyslog:off -vvlog:off --log-file=remove$i.log wait unix:s$i.ovsdb $schema removed])
stop_server $i
}
add_server() {
local i=$1
rm s$i.db
join_cluster $i
start_server $i
connect_server $i
}
cid=`ovsdb-tool db-cid s1.db`
for i in `seq 2 $n`; do join_cluster $i; done
on_exit 'kill `cat *.pid`'
for i in `seq $n`; do start_server $i; done
for i in `seq $n`; do connect_server $i; done
OVN_SB_DB=unix:s1.ovsdb
for i in `seq 2 $n`; do
OVN_SB_DB=$OVN_SB_DB,unix:s$i.ovsdb
done
export OVN_SB_DB
n1=10 n2=5
echo "starting $n1*$n2 ovn-sbctl processes..."
for i in $(seq 0 $(expr $n1 - 1) ); do
(for j in $(seq $n2); do
: > $i-$j.running
run_as "ovn-sbctl($i-$j)" ovn-sbctl "-vPATTERN:console:ovn-sbctl($i-$j)|%D{%H:%M:%S}|%05N|%c|%p|%m" --log-file=$i-$j.log -vfile -vsyslog:off -vtimeval:off --timeout=120 --no-leader-only add SB_Global . external_ids $i-$j=$i-$j
status=$?
if test $status != 0; then
echo "$i-$j exited with status $status" > $i-$j:$status
fi
rm $i-$j.running
done
: > $i.done)&
done
echo "...done"
sleep 2
echo "waiting for ovn-sbctl processes to exit..."
# Use file instead of var because code inside "while" runs in a subshell.
echo 0 > phase
i=0
(while :; do echo || exit 0; sleep 1; done) | while read; do
printf "t=%2d s:" $i
done=0
for j in $(seq 0 $(expr $n1 - 1)); do
if test -f $j.done; then
printf " $j"
done=$(expr $done + 1)
fi
done
printf '\n'
if test $done = $n1; then
break
fi
case $(cat phase) in # (
0)
if test $done -ge $(expr $n1 / 4); then
if test $variant = kill; then
stop_server $victim
else
remove_server $victim
fi
echo 1 > phase
next=$(expr $i + 2)
fi
;; # (
1)
if test $i -ge $next; then
if test $variant = kill; then
start_server $victim
connect_server $victim
else
add_server $victim
fi
echo 2 > phase
fi
;;
esac
i=$(expr $i + 1)
done
echo "...done"
AT_CHECK([if test $(cat phase) != 2; then exit 77; fi])
for i in $(seq 0 $(expr $n1 - 1) ); do
for j in `seq $n2`; do
echo "$i-$j=$i-$j"
done
done | sort > expout
AT_CHECK([ovn-sbctl --timeout=30 --log-file=finalize.log -vtimeval:off -vfile -vsyslog:off --bare get SB_Global . external-ids | sed 's/, /\n/g; s/[[{}""]]//g;' | sort], [0], [expout])
for i in `seq $n`; do
if test $i != $victim || test $(cat phase) != 1; then
stop_server $i
fi
done
# We ignore stdout because non-fatal warnings get printed there.
AT_CHECK([ovsdb-tool check-cluster s*.db], [0], [ignore])
}
OVS_END_SHELL_HELPERS
AT_SETUP([OVSDB 3-server torture test - kill/restart leader])
AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
ovsdb_torture_test 3 1 kill
AT_CLEANUP
AT_SETUP([OVSDB 3-server torture test - kill/restart follower 1])
AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
ovsdb_torture_test 3 2 kill
AT_CLEANUP
AT_SETUP([OVSDB 3-server torture test - kill/restart follower 2])
AT_KEYWORDS([ovsdb server positive unix cluster cluster3])
ovsdb_torture_test 3 3 kill
AT_CLEANUP
AT_SETUP([OVSDB 5-server torture test - kill/restart leader])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
ovsdb_torture_test 5 1 kill
AT_CLEANUP
AT_SETUP([OVSDB 5-server torture test - kill/restart follower 1])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
ovsdb_torture_test 5 2 kill
AT_CLEANUP
AT_SETUP([OVSDB 5-server torture test - kill/restart follower 2])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
ovsdb_torture_test 5 3 kill
AT_CLEANUP
AT_SETUP([OVSDB 5-server torture test - kill/restart follower 3])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
ovsdb_torture_test 5 4 kill
AT_CLEANUP
AT_SETUP([OVSDB 5-server torture test - kill/restart follower 4])
AT_KEYWORDS([ovsdb server positive unix cluster cluster5])
ovsdb_torture_test 5 5 kill
AT_CLEANUP
|
