container-images/mysql-replication-init/tools/start

#!/bin/bash

test -z "${FILEPATH}" && FILEPATH=/var/data/db/master_dump.sql
mkdir -p $(dirname "${FILEPATH}")
useradd gerrit -u 1000 -g users
chown -R gerrit:users /var/data/db
rm -f ${FILEPATH} || echo "File did not exist yet."

getTimeFromLastChange() {
    lastAccess=$(stat --format=%Y ${FILEPATH})
    now=$(date +%s)
    timePassed=$((now - lastAccess))
    echo ${timePassed}
}

while test -z ${FINISHED}; do
    sleep 5
    if [ -f ${FILEPATH} ]; then
        FINISHED="true"
    fi
    echo "Waiting for database dump file at ${FILEPATH}"
done

while [ true ]; do
    lastChange=$(getTimeFromLastChange ${FILEPATH})
    if [ "${lastChange}" -lt 5 ]; then
        echo "waiting"
        sleep 1
    else
        echo "done"
        break
    fi
done

# Load database dump into database
mysql -h ${MYSQL_HOST} -P${MYSQL_PORT} -u root -p${MYSQL_ROOT_PASSWORD} < ${FILEPATH}

# Configure and start database slave
mysql -h ${MYSQL_HOST} -P${MYSQL_PORT} -u root -p${MYSQL_ROOT_PASSWORD} \
    -e "set @replpwd='${REPL_PASSWORD}'; source /var/sql/initialize-slave.sql;"