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-rw-r--r--mysql-test/include/show_slave_status.inc4
-rw-r--r--mysql-test/include/wait_for_sql_thread_read_all.inc8
-rw-r--r--mysql-test/suite/multi_source/multisource_for_channel.result366
-rw-r--r--mysql-test/suite/multi_source/multisource_for_channel.test429
-rw-r--r--mysql-test/suite/perfschema/r/start_server_low_digest_sql_length.result4
-rw-r--r--sql/lex.h1
-rw-r--r--sql/sql_yacc.yy54
7 files changed, 848 insertions, 18 deletions
diff --git a/mysql-test/include/show_slave_status.inc b/mysql-test/include/show_slave_status.inc
index ba2e1b0c48a..429ed8a5abd 100644
--- a/mysql-test/include/show_slave_status.inc
+++ b/mysql-test/include/show_slave_status.inc
@@ -102,6 +102,10 @@ if ($all_slaves_status)
if ($slave_name)
{
--let $_show_query=SHOW SLAVE $slave_name STATUS
+ if ($for_channel)
+ {
+ --let $_show_query=SHOW SLAVE STATUS for channel $slave_name
+ }
}
diff --git a/mysql-test/include/wait_for_sql_thread_read_all.inc b/mysql-test/include/wait_for_sql_thread_read_all.inc
index 1bbb006f3a8..1829591c5d1 100644
--- a/mysql-test/include/wait_for_sql_thread_read_all.inc
+++ b/mysql-test/include/wait_for_sql_thread_read_all.inc
@@ -1,6 +1,12 @@
+# This script ensures that a slave has executed everything in the relay log
+# files. This can be used to ensure slave is in a predicate place after
+# a FLUSH RELAY LOGS command.
+# Note that this script does not guarantee that the slave has read everything
+# from the master(s). If this is needed on should use the sync_with_master
+# command or the sync_with_master script.
+
--let $show_statement = show all slaves status
--let $field = Slave_SQL_State
--let $condition = = 'Slave has read all relay log; waiting for more updates'
--let $wait_for_all = 1
--source include/wait_show_condition.inc
-
diff --git a/mysql-test/suite/multi_source/multisource_for_channel.result b/mysql-test/suite/multi_source/multisource_for_channel.result
new file mode 100644
index 00000000000..f96a5a93b97
--- /dev/null
+++ b/mysql-test/suite/multi_source/multisource_for_channel.result
@@ -0,0 +1,366 @@
+RESET MASTER;
+connect slave,127.0.0.1,root,,,$SERVER_MYPORT_3;
+change master to relay_log_file='' for channel 'abc1';
+ERROR HY000: Failed initializing relay log position: Could not find target log during relay log initialization
+change master to master_host='' for channel 'abc2';
+ERROR HY000: Incorrect arguments to MASTER_HOST
+change master to
+master_port=MYPORT_1,
+master_host='127.0.0.1',
+master_user='root'
+for channel 'master1';
+start slave for channel 'master1';
+set default_master_connection = 'master1';
+include/wait_for_slave_to_start.inc
+connect master1,127.0.0.1,root,,,$SERVER_MYPORT_1;
+connection slave;
+#
+# Checking SHOW SLAVE 'master1' STATUS
+#
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000002'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+#
+# Checking SHOW SLAVE STATUS
+#
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000002'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+#
+# Checking SHOW ALL SLAVES STATUS
+#
+Connection_name = 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000002'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+Slave_heartbeat_period = '60.000'
+#
+connection master1;
+drop database if exists db1;
+create database db1;
+use db1;
+create table t1 (i int auto_increment, f1 varchar(16), primary key pk (i,f1)) engine=MyISAM;
+Warnings:
+Warning 1280 Name 'pk' ignored for PRIMARY key.
+insert into t1 (f1) values ('one'),('two');
+connection slave;
+select * from db1.t1;
+i f1
+1 one
+2 two
+# List of relay log files in the datadir
+mysqld-relay-bin-master1.000001
+mysqld-relay-bin-master1.000002
+mysqld-relay-bin-master1.index
+include/show_events.inc
+Log_name Pos Event_type Server_id End_log_pos Info
+mysqld-relay-bin-master1.000001 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin-master1.000001 # Rotate # # mysqld-relay-bin-master1.000002;pos=4
+include/show_events.inc
+Log_name Pos Event_type Server_id End_log_pos Info
+mysqld-relay-bin-master1.000002 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin-master1.000002 # Rotate # # master-bin.000001;pos=POS
+mysqld-relay-bin-master1.000002 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin-master1.000002 # Gtid_list # # []
+mysqld-relay-bin-master1.000002 # Binlog_checkpoint # # master-bin.000001
+mysqld-relay-bin-master1.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin-master1.000002 # Query # # drop database if exists db1
+mysqld-relay-bin-master1.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin-master1.000002 # Query # # create database db1
+mysqld-relay-bin-master1.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin-master1.000002 # Query # # use `db1`; create table t1 (i int auto_increment, f1 varchar(16), primary key pk (i,f1)) engine=MyISAM
+mysqld-relay-bin-master1.000002 # Gtid # # BEGIN GTID #-#-#
+mysqld-relay-bin-master1.000002 # Intvar # # INSERT_ID=1
+mysqld-relay-bin-master1.000002 # Query # # use `db1`; insert into t1 (f1) values ('one'),('two')
+mysqld-relay-bin-master1.000002 # Query # # COMMIT
+change master to
+master_port=MYPORT_2,
+master_host='127.0.0.1',
+master_user='root'
+for channel 'master1';
+ERROR HY000: This operation cannot be performed as you have a running slave 'master1'; run STOP SLAVE 'master1' first
+change master to
+master_port=MYPORT_2,
+master_host='127.0.0.1',
+master_user='root';
+ERROR HY000: This operation cannot be performed as you have a running slave 'master1'; run STOP SLAVE 'master1' first
+change master to
+master_port=MYPORT_1,
+master_host='127.0.0.1',
+master_user='root' for channel 'master2';
+ERROR HY000: Connection 'master2' conflicts with existing connection 'master1'
+set default_master_connection = '';
+change master to
+master_port=MYPORT_2,
+master_host='127.0.0.1',
+master_user='root';
+start slave;
+include/wait_for_slave_to_start.inc
+#
+# Checking SHOW ALL SLAVES STATUS
+#
+Connection_name = ''
+Connection_name = 'master1'
+Master_Port = 'MYPORT_2'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin.000002'
+Relay_Log_File = 'mysqld-relay-bin-master1.000002'
+Slave_IO_Running = 'Yes'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+Last_SQL_Errno = '0'
+Slave_heartbeat_period = '60.000'
+Slave_heartbeat_period = '60.000'
+#
+connection master1;
+insert into t1 (f1) values ('three');
+connect master2,127.0.0.1,root,,,$SERVER_MYPORT_2;
+drop database if exists db2;
+create database db2;
+use db2;
+create table t1 (pk int auto_increment primary key, f1 int) engine=InnoDB;
+begin;
+insert into t1 (f1) values (1),(2);
+connection slave;
+connection master2;
+connection slave;
+select * from db1.t1;
+i f1
+1 one
+2 two
+3 three
+select * from db2.t1;
+pk f1
+connection master2;
+commit;
+connection slave;
+select * from db2.t1;
+pk f1
+1 1
+2 2
+connection master1;
+flush logs;
+connection slave;
+connection master1;
+purge binary logs to 'master-bin.000002';
+show binary logs;
+Log_name File_size
+master-bin.000002 filesize
+insert into t1 (f1) values ('four');
+create table db1.t3 (f1 int) engine=InnoDB;
+connection slave;
+#
+# Checking SHOW ALL SLAVES STATUS
+#
+Connection_name = ''
+Connection_name = 'master1'
+Master_Port = 'MYPORT_2'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin.000002'
+Relay_Log_File = 'mysqld-relay-bin-master1.000004'
+Slave_IO_Running = 'Yes'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+Last_SQL_Errno = '0'
+Slave_heartbeat_period = '60.000'
+Slave_heartbeat_period = '60.000'
+#
+#
+# MDEV:16437: merge 5.7 P_S replication instrumentation and tables
+#
+SELECT * FROM performance_schema.replication_applier_status_by_coordinator;
+CHANNEL_NAME master1
+THREAD_ID #
+SERVICE_STATE ON
+LAST_ERROR_NUMBER 0
+LAST_ERROR_MESSAGE
+LAST_ERROR_TIMESTAMP 0000-00-00 00:00:00
+LAST_SEEN_TRANSACTION 0-1-7
+LAST_TRANS_RETRY_COUNT 0
+CHANNEL_NAME
+THREAD_ID #
+SERVICE_STATE ON
+LAST_ERROR_NUMBER 0
+LAST_ERROR_MESSAGE
+LAST_ERROR_TIMESTAMP 0000-00-00 00:00:00
+LAST_SEEN_TRANSACTION 0-2-4
+LAST_TRANS_RETRY_COUNT 0
+select * from db1.t1;
+i f1
+1 one
+2 two
+3 three
+4 four
+include/show_events.inc
+Log_name Pos Event_type Server_id End_log_pos Info
+mysqld-relay-bin.000001 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin.000001 # Rotate # # mysqld-relay-bin.000002;pos=4
+include/show_events.inc
+Log_name Pos Event_type Server_id End_log_pos Info
+mysqld-relay-bin.000002 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin.000002 # Rotate # # master-bin.000001;pos=POS
+mysqld-relay-bin.000002 # Format_desc # # SERVER_VERSION, BINLOG_VERSION
+mysqld-relay-bin.000002 # Gtid_list # # []
+mysqld-relay-bin.000002 # Binlog_checkpoint # # master-bin.000001
+mysqld-relay-bin.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin.000002 # Query # # drop database if exists db2
+mysqld-relay-bin.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin.000002 # Query # # create database db2
+mysqld-relay-bin.000002 # Gtid # # GTID #-#-#
+mysqld-relay-bin.000002 # Query # # use `db2`; create table t1 (pk int auto_increment primary key, f1 int) engine=InnoDB
+mysqld-relay-bin.000002 # Gtid # # BEGIN GTID #-#-#
+mysqld-relay-bin.000002 # Intvar # # INSERT_ID=1
+mysqld-relay-bin.000002 # Query # # use `db2`; insert into t1 (f1) values (1),(2)
+mysqld-relay-bin.000002 # Xid # # COMMIT /* XID */
+disconnect slave;
+connect slave,127.0.0.1,root,,,$SERVER_MYPORT_3;
+stop slave io_thread;
+show status like 'Slave_running';
+Variable_name Value
+Slave_running OFF
+set default_master_connection = 'master1';
+show status like 'Slave_running';
+Variable_name Value
+Slave_running ON
+
+#
+# syntax compatible test
+#
+
+#
+# show relaylog events
+#
+SHOW RELAYLOG EVENTS for channel 'master1';
+Log_name Pos Event_type Server_id End_log_pos Info
+mysqld-relay-bin-master1.000003 4 Format_desc 3 256 Server ver: Version
+mysqld-relay-bin-master1.000003 256 Rotate 1 1358 master-bin.000002;pos=4
+mysqld-relay-bin-master1.000003 304 Rotate 3 366 mysqld-relay-bin-master1.000004;pos=4
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000004'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# stop slave
+#
+STOP SLAVE for channel 'master1';
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000004'
+Slave_IO_Running = 'No'
+Slave_SQL_Running = 'No'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# start slave
+#
+START SLAVE for channel 'master1';
+include/wait_for_slave_to_start.inc
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000005'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# flush relay logs
+#
+FLUSH RELAY LOGS for channel 'master1';
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000006'
+Slave_IO_Running = 'Yes'
+Slave_SQL_Running = 'Yes'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# stop slave
+#
+STOP SLAVE for channel 'master1';
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = 'mysqld-relay-bin-master1.000006'
+Slave_IO_Running = 'No'
+Slave_SQL_Running = 'No'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# reset slave
+#
+RESET SLAVE for channel 'master1';
+
+show slave status for channel 'master1'
+Master_Port = 'MYPORT_1'
+Relay_Log_File = ''
+Slave_IO_Running = 'No'
+Slave_SQL_Running = 'No'
+Last_Errno = '0'
+Last_SQL_Errno = '0'
+
+#
+# show relaylog events after reset slave
+#
+SHOW RELAYLOG EVENTS for channel 'master1';
+Log_name Pos Event_type Server_id End_log_pos Info
+
+#
+# check error syntax
+#
+RESET SLAVE 'master1' for channel 'mmaster2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+STOP SLAVE 'master1' for channel 'master2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+FLUSH RELAY LOGS 'master1' for channel 'master2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+START SLAVE 'master1' for channel 'master2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+SHOW RELAYLOG 'master1' EVENTS for channel 'master2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+SHOW SLAVE 'master1' STATUS for channel 'master2';
+ERROR HY000: Incorrect arguments to CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)
+
+drop database db1;
+drop database db2;
+include/reset_master_slave.inc
+disconnect slave;
+connection master1;
+drop database db1;
+include/reset_master_slave.inc
+disconnect master1;
+connection master2;
+drop database db2;
+include/reset_master_slave.inc
+disconnect master2;
+connection default;
+CREATE TABLE channel (channel int);
+DROP TABLE channel;
diff --git a/mysql-test/suite/multi_source/multisource_for_channel.test b/mysql-test/suite/multi_source/multisource_for_channel.test
new file mode 100644
index 00000000000..9b74ea97742
--- /dev/null
+++ b/mysql-test/suite/multi_source/multisource_for_channel.test
@@ -0,0 +1,429 @@
+#
+# This is the basic test of support mysql syntax "for channel" used for
+# multi-source replication
+#
+# Test basic replication functionality in multi-source setup
+#
+
+--source include/not_embedded.inc
+--source include/have_innodb.inc
+--source include/have_perfschema.inc
+--source include/binlog_start_pos.inc
+--let $rpl_server_count= 0
+
+RESET MASTER;
+
+--connect (slave,127.0.0.1,root,,,$SERVER_MYPORT_3)
+
+# MDEV-3984: crash/read of freed memory when changing master with named connection
+# This fails after adding the new master 'abc1', check we do not free twice.
+--error ER_RELAY_LOG_INIT
+change master to relay_log_file='' for channel 'abc1';
+# This fails before adding the new master, check that we do free it.
+--error ER_WRONG_ARGUMENTS
+change master to master_host='' for channel 'abc2';
+
+# Start replication from the first master
+
+--replace_result $SERVER_MYPORT_1 MYPORT_1
+eval change master to
+master_port=$SERVER_MYPORT_1,
+master_host='127.0.0.1',
+master_user='root'
+for channel 'master1';
+
+start slave for channel 'master1';
+set default_master_connection = 'master1';
+--source include/wait_for_slave_to_start.inc
+
+--connect (master1,127.0.0.1,root,,,$SERVER_MYPORT_1)
+--save_master_pos
+
+--connection slave
+--sync_with_master 0,'master1'
+
+# Here and further: add an extra check on SQL thread status
+# as the normal sync is not always enough
+--source include/wait_for_sql_thread_read_all.inc
+
+# each of the 3 commands should produce
+# 'master1' status
+
+let $wait_for_all= 1;
+let $show_statement= SHOW ALL SLAVES STATUS;
+let $field= Slave_IO_State;
+let $condition= = 'Waiting for master to send event';
+--source include/wait_show_condition.inc
+
+--echo #
+--echo # Checking SHOW SLAVE 'master1' STATUS
+--echo #
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let for_channel= 1
+--source include/show_slave_status.inc
+--let $slave_name=
+--let for_channel=
+
+--echo #
+--echo # Checking SHOW SLAVE STATUS
+--echo #
+--source include/show_slave_status.inc
+
+--echo #
+--echo # Checking SHOW ALL SLAVES STATUS
+--echo #
+--let $all_slaves_status= 1
+--let $status_items= Connection_name, Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno, Slave_heartbeat_period
+--source include/show_slave_status.inc
+--let $all_slaves_status=
+--echo #
+
+
+# Check that replication actually works
+
+--connection master1
+
+--disable_warnings
+drop database if exists db1;
+--enable_warnings
+create database db1;
+use db1;
+create table t1 (i int auto_increment, f1 varchar(16), primary key pk (i,f1)) engine=MyISAM;
+insert into t1 (f1) values ('one'),('two');
+--save_master_pos
+
+--connection slave
+--sync_with_master 0,'master1'
+
+--sorted_result
+select * from db1.t1;
+
+--let $datadir = `SELECT @@datadir`
+
+--echo # List of relay log files in the datadir
+--list_files $datadir mysqld-relay-bin-master1.*
+
+# Check that relay logs are recognizable
+
+let binlog_start=4;
+let binlog_file=;
+source include/show_relaylog_events.inc;
+let binlog_file= mysqld-relay-bin-master1.000002;
+source include/show_relaylog_events.inc;
+
+# Try to configure connection with the same name again,
+# should get an error because the slave is running
+
+--replace_result $SERVER_MYPORT_2 MYPORT_2
+--error ER_SLAVE_MUST_STOP
+eval change master to
+master_port=$SERVER_MYPORT_2,
+master_host='127.0.0.1',
+master_user='root'
+for channel 'master1';
+
+# Try to configure using the default connection name
+# (which is 'master1' at the moment),
+# again, should get an error
+
+--replace_result $SERVER_MYPORT_2 MYPORT_2
+--error ER_SLAVE_MUST_STOP
+eval change master to
+master_port=$SERVER_MYPORT_2,
+master_host='127.0.0.1',
+master_user='root';
+
+# Try to configure a connection with the same master
+# using a different name, should get a conflict
+
+--replace_result $SERVER_MYPORT_1 MYPORT_1
+--error ER_CONNECTION_ALREADY_EXISTS
+eval change master to
+master_port=$SERVER_MYPORT_1,
+master_host='127.0.0.1',
+master_user='root' for channel 'master2';
+
+
+# Set up a proper 'default' connection to master2
+
+set default_master_connection = '';
+
+--replace_result $SERVER_MYPORT_2 MYPORT_2
+eval change master to
+master_port=$SERVER_MYPORT_2,
+master_host='127.0.0.1',
+master_user='root';
+
+start slave;
+--source include/wait_for_slave_to_start.inc
+
+--source include/wait_for_sql_thread_read_all.inc
+
+# See both connections in the same status output
+
+let $wait_for_all= 1;
+let $show_statement= SHOW ALL SLAVES STATUS;
+let $field= Slave_IO_State;
+let $condition= = 'Waiting for master to send event';
+--source include/wait_show_condition.inc
+
+--echo #
+--echo # Checking SHOW ALL SLAVES STATUS
+--echo #
+--let $all_slaves_status= 1
+--let $status_items= Connection_name, Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno, Slave_heartbeat_period
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/ /$SERVER_MYPORT_2/MYPORT_2/
+--source include/show_slave_status.inc
+--let $all_slaves_status=
+--echo #
+
+# Check that replication from two servers actually works
+
+--connection master1
+
+insert into t1 (f1) values ('three');
+--save_master_pos
+
+--connect (master2,127.0.0.1,root,,,$SERVER_MYPORT_2)
+
+--disable_warnings
+drop database if exists db2;
+--enable_warnings
+create database db2;
+use db2;
+create table t1 (pk int auto_increment primary key, f1 int) engine=InnoDB;
+begin;
+insert into t1 (f1) values (1),(2);
+
+--connection slave
+--sync_with_master 0,'master1'
+
+--connection master2
+--save_master_pos
+
+--connection slave
+--sync_with_master 0
+--sorted_result
+select * from db1.t1;
+select * from db2.t1;
+
+--connection master2
+commit;
+--save_master_pos
+
+--connection slave
+--sync_with_master 0
+--sorted_result
+select * from db2.t1;
+
+# Flush and purge logs on one master,
+# make sure slaves don't get confused
+
+--connection master1
+flush logs;
+--source include/wait_for_binlog_checkpoint.inc
+--save_master_pos
+--connection slave
+--sync_with_master 0, 'master1'
+
+--connection master1
+purge binary logs to 'master-bin.000002';
+# Additional events: 43 (Gtid_list) + 2 x 44 (Binlog_checkpoint) = 131
+let filesize=`select $binlog_start_pos+131`;
+--replace_result $filesize filesize
+show binary logs;
+insert into t1 (f1) values ('four');
+create table db1.t3 (f1 int) engine=InnoDB;
+--save_master_pos
+
+--connection slave
+--sync_with_master 0,'master1'
+
+--source include/wait_for_sql_thread_read_all.inc
+
+let $wait_for_all= 1;
+let $show_statement= SHOW ALL SLAVES STATUS;
+let $field= Slave_IO_State;
+let $condition= = 'Waiting for master to send event';
+--source include/wait_show_condition.inc
+
+--echo #
+--echo # Checking SHOW ALL SLAVES STATUS
+--echo #
+--let $all_slaves_status= 1
+--let $status_items= Connection_name, Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno, Slave_heartbeat_period
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/ /$SERVER_MYPORT_2/MYPORT_2/
+--source include/show_slave_status.inc
+--let $all_slaves_status=
+--echo #
+
+--echo #
+--echo # MDEV:16437: merge 5.7 P_S replication instrumentation and tables
+--echo #
+--replace_column 2 #
+query_vertical SELECT * FROM performance_schema.replication_applier_status_by_coordinator;
+
+--sorted_result
+select * from db1.t1;
+
+# This should show relay log events for the default master
+# (the one with the empty name)
+let binlog_file=;
+source include/show_relaylog_events.inc;
+let binlog_file= mysqld-relay-bin.000002;
+source include/show_relaylog_events.inc;
+
+# Make sure we don't lose control over replication connections
+# after reconnecting to the slave
+
+--disconnect slave
+--connect (slave,127.0.0.1,root,,,$SERVER_MYPORT_3)
+
+stop slave io_thread;
+show status like 'Slave_running';
+set default_master_connection = 'master1';
+show status like 'Slave_running';
+
+--echo
+--echo #
+--echo # syntax compatible test
+--echo #
+--echo
+--echo #
+--echo # show relaylog events
+--echo #
+--replace_regex /Server ver:.*/Server ver: Version/
+SHOW RELAYLOG EVENTS for channel 'master1';
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # stop slave
+--echo #
+STOP SLAVE for channel 'master1';
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # start slave
+--echo #
+START SLAVE for channel 'master1';
+--source include/wait_for_slave_to_start.inc
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/ /Preparing/Yes/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # flush relay logs
+--echo #
+FLUSH RELAY LOGS for channel 'master1';
+--source include/wait_for_sql_thread_read_all.inc
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # stop slave
+--echo #
+STOP SLAVE for channel 'master1';
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # reset slave
+--echo #
+RESET SLAVE for channel 'master1';
+
+--echo
+--echo show slave status for channel 'master1'
+--let $status_items= Master_Port, Relay_Log_File, Slave_IO_Running, Slave_SQL_Running, Last_Errno, Last_SQL_Errno
+--let $slave_field_result_replace= /$SERVER_MYPORT_1/MYPORT_1/
+--let $slave_name= 'master1'
+--let $for_channel= 1
+--source include/show_slave_status.inc
+
+--echo
+--echo #
+--echo # show relaylog events after reset slave
+--echo #
+SHOW RELAYLOG EVENTS for channel 'master1';
+
+--let $slave_name=
+--let for_channel=
+
+--echo
+--echo #
+--echo # check error syntax
+--echo #
+--error ER_WRONG_ARGUMENTS
+RESET SLAVE 'master1' for channel 'mmaster2';
+--error ER_WRONG_ARGUMENTS
+STOP SLAVE 'master1' for channel 'master2';
+--error ER_WRONG_ARGUMENTS
+FLUSH RELAY LOGS 'master1' for channel 'master2';
+--error ER_WRONG_ARGUMENTS
+START SLAVE 'master1' for channel 'master2';
+--error ER_WRONG_ARGUMENTS
+SHOW RELAYLOG 'master1' EVENTS for channel 'master2';
+--error ER_WRONG_ARGUMENTS
+SHOW SLAVE 'master1' STATUS for channel 'master2';
+
+--echo
+# Cleanup
+drop database db1;
+drop database db2;
+
+--source include/reset_master_slave.inc
+--disconnect slave
+
+--connection master1
+drop database db1;
+--source include/reset_master_slave.inc
+--disconnect master1
+
+--connection master2
+drop database db2;
+--source include/reset_master_slave.inc
+--disconnect master2
+
+#
+# Check channel as a keyword
+#
+--connection default
+CREATE TABLE channel (channel int);
+DROP TABLE channel;
diff --git a/mysql-test/suite/perfschema/r/start_server_low_digest_sql_length.result b/mysql-test/suite/perfschema/r/start_server_low_digest_sql_length.result
index 91ae3cb40e1..864374be5af 100644
--- a/mysql-test/suite/perfschema/r/start_server_low_digest_sql_length.result
+++ b/mysql-test/suite/perfschema/r/start_server_low_digest_sql_length.result
@@ -8,5 +8,5 @@ SELECT 1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1
####################################
SELECT event_name, digest, digest_text, sql_text FROM events_statements_history_long;
event_name digest digest_text sql_text
-statement/sql/select cf4e66f3ef1e0c9905538c220053cbda SELECT ? + ? + SELECT ...
-statement/sql/truncate f874a3c85ab326928c042dbd544916f9 TRUNCATE TABLE truncat...
+statement/sql/select ca9181d6d668396d467dd974f58a9402 SELECT ? + ? + SELECT ...
+statement/sql/truncate 460cb5329baea0e4242059cfda01d1d7 TRUNCATE TABLE truncat...
diff --git a/sql/lex.h b/sql/lex.h
index cbf9d9d51b2..8643197e862 100644
--- a/sql/lex.h
+++ b/sql/lex.h
@@ -110,6 +110,7 @@ SYMBOL symbols[] = {
{ "CHAIN", SYM(CHAIN_SYM)},
{ "CHANGE", SYM(CHANGE)},
{ "CHANGED", SYM(CHANGED)},
+ { "CHANNEL", SYM(CHANNEL_SYM)},
{ "CHAR", SYM(CHAR_SYM)},
{ "CHARACTER", SYM(CHAR_SYM)},
{ "CHARSET", SYM(CHARSET)},
diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy
index 0c1c68cd644..704812e5dd8 100644
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@@ -778,6 +778,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, size_t *yystacksize);
%token <kwd> CATALOG_NAME_SYM /* SQL-2003-N */
%token <kwd> CHAIN_SYM /* SQL-2003-N */
%token <kwd> CHANGED
+%token <kwd> CHANNEL_SYM
%token <kwd> CHARSET
%token <kwd> CHECKPOINT_SYM
%token <kwd> CHECKSUM_SYM
@@ -2076,6 +2077,7 @@ change:
Lex->sql_command = SQLCOM_CHANGE_MASTER;
}
master_defs
+ optional_for_channel
{}
;
@@ -2307,6 +2309,34 @@ connection_name:
}
;
+optional_for_channel:
+ /* empty */
+ {
+ /*do nothing */
+ }
+ | for_channel
+
+ ;
+
+for_channel:
+ FOR_SYM CHANNEL_SYM TEXT_STRING_sys
+ {
+ if (Lex->mi.connection_name.str != NULL)
+ {
+ my_yyabort_error((ER_WRONG_ARGUMENTS, MYF(0), "CONNECTION_NAME AND FOR CHANNEL CAN NOT BE SPECIFIED AT THE SAME TIME)"));
+ }
+ else
+ {
+ Lex->mi.connection_name= $3;
+#ifdef HAVE_REPLICATION
+ if (unlikely(check_master_connection_name(&$3)))
+ my_yyabort_error((ER_WRONG_ARGUMENTS, MYF(0), "MASTER_CONNECTION_NAME"));
+#endif
+ }
+
+ }
+ ;
+
/* create a table */
create:
@@ -8030,7 +8060,7 @@ opt_to:
;
slave:
- START_SYM SLAVE optional_connection_name slave_thread_opts
+ START_SYM SLAVE optional_connection_name slave_thread_opts optional_for_channel
{
LEX *lex=Lex;
lex->sql_command = SQLCOM_SLAVE_START;
@@ -8047,7 +8077,7 @@ slave:
/* If you change this code don't forget to update STOP SLAVE too */
}
{}
- | STOP_SYM SLAVE optional_connection_name slave_thread_opts
+ | STOP_SYM SLAVE optional_connection_name slave_thread_opts optional_for_channel
{
LEX *lex=Lex;
lex->sql_command = SQLCOM_SLAVE_STOP;
@@ -13931,7 +13961,8 @@ show_param:
LEX *lex= Lex;
lex->sql_command= SQLCOM_SHOW_RELAYLOG_EVENTS;
}
- opt_global_limit_clause
+ opt_global_limit_clause optional_for_channel
+ { }
| keys_or_index from_or_in table_ident opt_db opt_where_clause
{
LEX *lex= Lex;
@@ -14076,16 +14107,7 @@ show_param:
MYSQL_YYABORT;
Lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
}
- | SLAVE STATUS_SYM
- {
- LEX *lex= thd->lex;
- lex->mi.connection_name= null_clex_str;
- if (!(lex->m_sql_cmd= new (thd->mem_root)
- Sql_cmd_show_slave_status()))
- MYSQL_YYABORT;
- lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
- }
- | SLAVE connection_name STATUS_SYM
+ | SLAVE optional_connection_name STATUS_SYM optional_for_channel
{
if (!(Lex->m_sql_cmd= new (thd->mem_root)
Sql_cmd_show_slave_status()))
@@ -14470,7 +14492,7 @@ flush_option:
{ Lex->type|= REFRESH_SLOW_LOG; }
| BINARY LOGS_SYM opt_delete_gtid_domain
{ Lex->type|= REFRESH_BINARY_LOG; }
- | RELAY LOGS_SYM optional_connection_name
+ | RELAY LOGS_SYM optional_connection_name optional_for_channel
{
LEX *lex= Lex;
if (unlikely(lex->type & REFRESH_RELAY_LOG))
@@ -14621,7 +14643,8 @@ reset_options:
reset_option:
SLAVE { Lex->type|= REFRESH_SLAVE; }
optional_connection_name
- slave_reset_options { }
+ slave_reset_options optional_for_channel
+ { }
| MASTER_SYM
{
Lex->type|= REFRESH_MASTER;
@@ -15918,6 +15941,7 @@ keyword_sp_var_and_label:
| CASCADED
| CATALOG_NAME_SYM
| CHAIN_SYM
+ | CHANNEL_SYM
| CHANGED
| CIPHER_SYM
| CLIENT_SYM