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#52 - binlog position #53

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#52 - binlog position #53

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5bc9410
read binlog position from master db
ajohnstone Feb 9, 2015
73abec3
Handle failed connections and correct bash variable typo
ajohnstone Feb 9, 2015
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12 changes: 11 additions & 1 deletion 5.5/run.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
VOLUME_HOME="/var/lib/mysql"
CONF_FILE="/etc/mysql/conf.d/my.cnf"
LOG="/var/log/mysql/error.log"
REPLICATION_SLAVE_OPTS=${REPLICATION_SLAVE_OPTS:-''};

# Set permission of config file
chmod 644 ${CONF_FILE}
Expand Down Expand Up @@ -134,7 +135,16 @@ if [ -n "${REPLICATION_SLAVE}" ]; then
echo "=> Starting MySQL ..."
StartMySQL
echo "=> Setting master connection info on slave"
mysql -uroot -e "CHANGE MASTER TO MASTER_HOST='${MYSQL_PORT_3306_TCP_ADDR}',MASTER_USER='${MYSQL_ENV_REPLICATION_USER}',MASTER_PASSWORD='${MYSQL_ENV_REPLICATION_PASS}',MASTER_PORT=${MYSQL_PORT_3306_TCP_PORT}, MASTER_CONNECT_RETRY=30"
if [ -n "${REPLICATION_SLAVE_CURRENT}" ] ; then
mysql -h"${MYSQL_PORT_3306_TCP_ADDR}" -u"${MYSQL_ENV_REPLICATION_USER}" -p"${MYSQL_ENV_REPLICATION_PASS}" -e 'SHOW MASTER STATUS\G' > /tmp/mysql.master.info && {
cat /tmp/mysql.master.info
FILE=$(awk -F': ' '/File/ {print $2}' /tmp/mysql.master.info);
POSITION=$(awk -F': ' '/Position/ {print $2}' /tmp/mysql.master.info);
REPLICATION_SLAVE_OPTS="${REPLICATION_SLAVE_OPTS}, MASTER_LOG_FILE='${FILE}', MASTER_LOG_POS=${POSITION}"
echo "Replication binlog position set to '${FILE}' '${POSITION}'"
} || echo "FAILED to connect to master database @${MYSQL_PORT_3306_TCP_ADDR}";
fi
mysql -uroot -e "CHANGE MASTER TO MASTER_HOST='${MYSQL_PORT_3306_TCP_ADDR}',MASTER_USER='${MYSQL_ENV_REPLICATION_USER}',MASTER_PASSWORD='${MYSQL_ENV_REPLICATION_PASS}',MASTER_PORT=${MYSQL_PORT_3306_TCP_PORT} ${REPLICATION_SLAVE_OPTS}, MASTER_CONNECT_RETRY=30"
echo "=> Done!"
mysqladmin -uroot shutdown
touch /replication_configured
Expand Down
12 changes: 11 additions & 1 deletion 5.6/run.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
VOLUME_HOME="/var/lib/mysql"
CONF_FILE="/etc/mysql/conf.d/my.cnf"
LOG="/var/log/mysql/error.log"
REPLICATION_SLAVE_OPTS=${REPLICATION_SLAVE_OPTS:-''};

# Set permission of config file
chmod 644 ${CONF_FILE}
Expand Down Expand Up @@ -134,7 +135,16 @@ if [ -n "${REPLICATION_SLAVE}" ]; then
echo "=> Starting MySQL ..."
StartMySQL
echo "=> Setting master connection info on slave"
mysql -uroot -e "CHANGE MASTER TO MASTER_HOST='${MYSQL_PORT_3306_TCP_ADDR}',MASTER_USER='${MYSQL_ENV_REPLICATION_USER}',MASTER_PASSWORD='${MYSQL_ENV_REPLICATION_PASS}',MASTER_PORT=${MYSQL_PORT_3306_TCP_PORT}, MASTER_CONNECT_RETRY=30"
if [ -n "${REPLICATION_SLAVE_CURRENT}" ] ; then
mysql -h"${MYSQL_PORT_3306_TCP_ADDR}" -u"${MYSQL_ENV_REPLICATION_USER}" -p"${MYSQL_ENV_REPLICATION_PASS}" -e 'SHOW MASTER STATUS\G' > /tmp/mysql.master.info && {
cat /tmp/mysql.master.info
FILE=$(awk -F': ' '/File/ {print $2}' /tmp/mysql.master.info);
POSITION=$(awk -F': ' '/Position/ {print $2}' /tmp/mysql.master.info);
REPLICATION_SLAVE_OPTS="${REPLICATION_SLAVE_OPTS}, MASTER_LOG_FILE='${FILE}', MASTER_LOG_POS=${POSITION}"
echo "Replication binlog position set to '${FILE}' '${POSITION}'"
} || echo "FAILED to connect to master database @${MYSQL_PORT_3306_TCP_ADDR}";
fi
mysql -uroot -e "CHANGE MASTER TO MASTER_HOST='${MYSQL_PORT_3306_TCP_ADDR}',MASTER_USER='${MYSQL_ENV_REPLICATION_USER}',MASTER_PASSWORD='${MYSQL_ENV_REPLICATION_PASS}',MASTER_PORT=${MYSQL_PORT_3306_TCP_PORT} ${REPLICATION_SLAVE_OPTS}, MASTER_CONNECT_RETRY=30"
echo "=> Done!"
mysqladmin -uroot shutdown
touch /replication_configured
Expand Down