EVOLUTION-MANAGER

Edit File: galera_safe_to_bootstrap.test

#
# Test the safe_to_bootstrap in grastate.dat 
#
--source include/galera_cluster.inc

--let $galera_connection_name = node_3
--let $galera_server_number = 3
--source include/galera_connect.inc

# Save original auto_increment_offset values.
--let $node_1=node_1
--let $node_2=node_2
--let $node_3=node_3
--source ../galera/include/auto_increment_offset_save.inc

--connection node_1
CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;

#
# At start, all grastate.dat files have safe_to_boostrap: 0
#

--let $assert_text= grastate.dat does not have 'safe_to_bootstrap: 0'
--let $assert_select= safe_to_bootstrap: 0
--let $assert_count= 1

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.1/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.2/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.3/data/grastate.dat
--source include/assert_grep.inc

#
# Shut down one node
#

--connection node_2
--source include/shutdown_mysqld.inc

--connection node_1
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc

# Still, all grastate.dat files should have safe_to_boostrap: 0

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.1/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.2/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.3/data/grastate.dat
--source include/assert_grep.inc

#
# Shut down one more node
#
--connection node_3
--source include/shutdown_mysqld.inc

--connection node_1
--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc

# Now, nodes 2,3 should have safe_to_boostrap: 0

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.2/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.3/data/grastate.dat
--source include/assert_grep.inc

# But node #1 should have safe_to_boostrap: 1

--let $assert_text= grastate.dat does not have 'safe_to_bootstrap: 1'
--let $assert_select= safe_to_bootstrap: 1

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.1/data/grastate.dat
--source include/assert_grep.inc

# Restart one node

--connection node_2
--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.2.expect
--source include/start_mysqld.inc

--connection node_1
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc

# All nodes should be back to 'safe_to_bootstrap: 0'

--let $assert_text= grastate.dat does not have 'safe_to_bootstrap: 0'
--let $assert_select= safe_to_bootstrap: 0

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.1/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.2/data/grastate.dat
--source include/assert_grep.inc

--let $assert_file= $MYSQLTEST_VARDIR/mysqld.3/data/grastate.dat
--source include/assert_grep.inc

#
# Kill the cluster
#

--connection node_2
--source include/shutdown_mysqld.inc

--connection node_1
SET SESSION wsrep_on = OFF;
--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc

--source ../galera/include/kill_galera.inc

#
# Only node #1 should have safe_to_bootstrap: 1
# include/assert_grep.inc requires a running server, so we revert to simple grep
#

--error 0
--exec grep 'safe_to_bootstrap: 1' $MYSQLTEST_VARDIR/mysqld.1/data/grastate.dat

--error 0
--exec grep 'safe_to_bootstrap: 0' $MYSQLTEST_VARDIR/mysqld.2/data/grastate.dat

--error 0
--exec grep 'safe_to_bootstrap: 0' $MYSQLTEST_VARDIR/mysqld.3/data/grastate.dat

#
# Attempt to bootstrap nodes #2, #3, should fail 
#

--error 1
--exec $MYSQLD --defaults-group-suffix=.2 --defaults-file=$MYSQLTEST_VARDIR/my.cnf --wsrep-new-cluster --wsrep-cluster-address='gcomm://' | grep 'This node is not safe to bootstrap the cluster'
--error 1
--exec $MYSQLD --defaults-group-suffix=.3 --defaults-file=$MYSQLTEST_VARDIR/my.cnf --wsrep-new-cluster --wsrep-cluster-address='gcomm://' | grep 'This node is not safe to bootstrap the cluster'

#
# Attempt to bootstrap starting from node #1, should succeed
#

--connection node_1
--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
--source include/start_mysqld.inc
--source include/wait_until_connected_again.inc

--connection node_2
--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.2.expect
--source include/start_mysqld.inc

--connection node_3
--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.3.expect
--source include/start_mysqld.inc

--let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc

--connection node_2
CALL mtr.add_suppression("WSREP: no nodes coming from prim view, prim not possible");
CALL mtr.add_suppression("WSREP: It may not be safe to bootstrap the cluster from this node");
CALL mtr.add_suppression("WSREP: wsrep::connect(.*) failed: 7");
CALL mtr.add_suppression("Aborting");
CALL mtr.add_suppression("WSREP: moving position backwards: [0-9]+ -> 0");
CALL mtr.add_suppression("Failed to prepare for incremental state transfer");

--connection node_3
CALL mtr.add_suppression("WSREP: no nodes coming from prim view, prim not possible");
CALL mtr.add_suppression("WSREP: It may not be safe to bootstrap the cluster from this node");
CALL mtr.add_suppression("WSREP: wsrep::connect(.*) failed: 7");
CALL mtr.add_suppression("Aborting");
CALL mtr.add_suppression("WSREP: moving position backwards: [0-9]+ -> 0");
CALL mtr.add_suppression("Failed to prepare for incremental state transfer");
SHOW CREATE TABLE t1;

DROP TABLE t1;

# Restore original auto_increment_offset values.
--source ../galera/include/auto_increment_offset_restore.inc