#!/bin/bash
#
# This is an entrypoint that runs the MySQL server in the 'master' mode.
#

export_vars=$(cgroup-limits); export $export_vars
source ${CONTAINER_SCRIPTS_PATH}/common.sh
set -eu
if [[ -v DEBUG_IGNORE_SCRIPT_FAILURES ]]; then
  set +e
fi

export_setting_variables

log_volume_info $MYSQL_DATADIR

export MYSQL_RUNNING_AS_MASTER=1

# The 'server-id' for master needs to be constant
export MYSQL_SERVER_ID=1
log_info "The 'master' server-id is ${MYSQL_SERVER_ID}"

# pre-init files
process_extending_files ${APP_DATA}/mysql-pre-init/ ${CONTAINER_SCRIPTS_PATH}/pre-init/

if [ ! -d "$MYSQL_DATADIR/mysql" ]; then
  initialize_database "$@"
else
  start_local_mysql "$@"
fi

log_info 'Setting passwords ...'
[ -f ${CONTAINER_SCRIPTS_PATH}/passwd-change.sh ] && source ${CONTAINER_SCRIPTS_PATH}/passwd-change.sh

# Setup the 'master' replication on the MySQL server
mysql $mysql_flags <<EOSQL
  GRANT REPLICATION SLAVE ON *.* TO '${MYSQL_MASTER_USER}'@'%' IDENTIFIED BY '${MYSQL_MASTER_PASSWORD}';
  GRANT SELECT ON replication.* TO '${MYSQL_MASTER_USER}'@'%' IDENTIFIED BY '${MYSQL_MASTER_PASSWORD}';
  FLUSH PRIVILEGES;
EOSQL

# init files
process_extending_files ${APP_DATA}/mysql-init/ ${CONTAINER_SCRIPTS_PATH}/init/

# Restart the MySQL server with public IP bindings
shutdown_local_mysql
unset_env_vars
log_volume_info $MYSQL_DATADIR
log_info 'Running final exec -- Only MySQL server logs after this point'
exec ${MYSQL_PREFIX}/libexec/mysqld --defaults-file=$MYSQL_DEFAULTS_FILE "$@" 2>&1