59 lines
1.8 KiB
Bash
59 lines
1.8 KiB
Bash
#!/bin/bash
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mysql:
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image: mysql:5.6
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hostname: "mysql"
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container_name: mysql
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command: --default-authentication-plugin=mysql_native_password
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restart: always
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environment:
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MYSQL_ROOT_PASSWORD: root
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MYSQL_DATABASE: app
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MYSQL_USER: app
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MYSQL_PASSWORD: app
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volumes:
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- /opt/mysql:/var/lib/mysql
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- ./dbinit:/docker-entrypoint-initdb.d
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ports:
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- "3306:3306"
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docker-compose down
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rm -rf ./master/data/*
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rm -rf ./slave/data/*
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docker-compose build
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docker-compose up -d
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until docker exec mysql_master sh -c 'export MYSQL_PWD=111; mysql -u root -e ";"'
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do
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echo "Waiting for mysql_master database connection..."
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sleep 4
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done
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priv_stmt='GRANT REPLICATION SLAVE ON *.* TO "mydb_slave_user"@"%" IDENTIFIED BY "mydb_slave_pwd"; FLUSH PRIVILEGES;'
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docker exec mysql_master sh -c "export MYSQL_PWD=111; mysql -u root -e '$priv_stmt'"
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until docker-compose exec mysql_slave sh -c 'export MYSQL_PWD=111; mysql -u root -e ";"'
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do
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echo "Waiting for mysql_slave database connection..."
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sleep 4
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done
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docker-ip() {
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docker inspect --format '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' "$@"
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}
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MS_STATUS=`docker exec mysql_master sh -c 'export MYSQL_PWD=111; mysql -u root -e "SHOW MASTER STATUS"'`
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CURRENT_LOG=`echo $MS_STATUS | awk '{print $6}'`
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CURRENT_POS=`echo $MS_STATUS | awk '{print $7}'`
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start_slave_stmt="CHANGE MASTER TO MASTER_HOST='$(docker-ip mysql_master)',MASTER_USER='mydb_slave_user',MASTER_PASSWORD='mydb_slave_pwd',MASTER_LOG_FILE='$CURRENT_LOG',MASTER_LOG_POS=$CURRENT_POS; START SLAVE;"
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start_slave_cmd='export MYSQL_PWD=111; mysql -u root -e "'
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start_slave_cmd+="$start_slave_stmt"
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start_slave_cmd+='"'
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docker exec mysql_slave sh -c "$start_slave_cmd"
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docker exec mysql_slave sh -c "export MYSQL_PWD=111; mysql -u root -e 'SHOW SLAVE STATUS \G'" |