diff options
Diffstat (limited to 'ctdb/tests/INTEGRATION/database/recovery.010.persistent.sh')
-rwxr-xr-x | ctdb/tests/INTEGRATION/database/recovery.010.persistent.sh | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/ctdb/tests/INTEGRATION/database/recovery.010.persistent.sh b/ctdb/tests/INTEGRATION/database/recovery.010.persistent.sh new file mode 100755 index 00000000000..84e0ec15c43 --- /dev/null +++ b/ctdb/tests/INTEGRATION/database/recovery.010.persistent.sh @@ -0,0 +1,122 @@ +#!/bin/bash + +test_info() +{ + cat <<EOF +The persistent databases are recovered using sequence number. +The recovery is performed by picking the copy of the database from the +node that has the highest sequence number and ignore the content on all +other nodes. + + +Prerequisites: + +* An active CTDB cluster with at least 2 active nodes. + +Steps: + +1. Verify that the status on all of the ctdb nodes is 'OK'. +2. create a persistent test database +3. test that no seqnum record blends the database during recovery +4. test that seqnum record does not blend the database during recovery + +Expected results: + +* that 3,4 will recover the highest seqnum database + +EOF +} + +. "${TEST_SCRIPTS_DIR}/integration.bash" + +ctdb_test_init + +set -e + +cluster_is_healthy + +try_command_on_node 0 "$CTDB listnodes | wc -l" +num_nodes="$out" + +add_record_per_node () +{ + _i=0 + while [ $_i -lt $num_nodes ] ; do + _k="KEY${_i}" + _d="DATA${_i}" + echo "Store key(${_k}) data(${_d}) on node ${_i}" + db_ctdb_tstore $_i "$test_db" "$_k" "$_d" + _i=$(($_i + 1)) + done +} + +test_db="persistent_test.tdb" +echo "Create persistent test database \"$test_db\"" +try_command_on_node 0 $CTDB attach "$test_db" persistent + +# 3, +# If no __db_sequence_number__ recover whole database +# + +echo +echo "Test that no __db_sequence_number__ does not blend the database during recovery" + +# wipe database +echo "Wipe the test database" +try_command_on_node 0 $CTDB wipedb "$test_db" + +add_record_per_node + +# force a recovery +echo force a recovery +try_command_on_node 0 $CTDB recover + +# Check that we now have 1 record on node 0 +num_records=$(db_ctdb_cattdb_count_records 0 "$test_db") +if [ $num_records = "1" ] ; then + echo "OK: databases were not blended" +else + echo "BAD: we did not end up with the expected single record after the recovery" + exit 1 +fi + + +# 4, +# If __db_sequence_number__ recover whole database +# + +echo +echo test that __db_sequence_number__ does not blend the database during recovery + +# wipe database +echo wipe the test database +try_command_on_node 0 $CTDB wipedb persistent_test.tdb + +add_record_per_node + +echo "Add __db_sequence_number__==5 record to all nodes" +pnn=0 +while [ $pnn -lt $num_nodes ] ; do + db_ctdb_tstore_dbseqnum $pnn "$test_db" 5 + pnn=$(($pnn + 1)) +done + +echo "Set __db_sequence_number__ to 7 on node 0" +db_ctdb_tstore_dbseqnum 0 "$test_db" 7 + +echo "Set __db_sequence_number__ to 8 on node 1" +db_ctdb_tstore_dbseqnum 1 "$test_db" 8 + + +# force a recovery +echo force a recovery +try_command_on_node 0 $CTDB recover + +# check that we now have both records on node 0 +num_records=$(db_ctdb_cattdb_count_records 0 "$test_db") +if [ $num_records = "1" ] ; then + echo "OK: databases were not blended" +else + echo "BAD: we did not end up with the expected single record after the recovery" + exit 1 +fi |