gen_dockerfiles.sh

#!/bin/bash
# Copyright (c) 2017, 2023, Oracle and/or its affiliates.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
set -e
# This script will simply use sed to replace placeholder variables in the
# files in template/ with version-specific variants.

source ./VERSION

REPO=https://repo.mysql.com; [ -n"$1" ] && REPO=$1
CONFIG_PACKAGE_NAME=mysql80-community-release-el9.rpm; [ -n"$2" ] && CONFIG_PACKAGE_NAME=$2
CONFIG_PACKAGE_NAME_MINIMAL=mysql-community-minimal-release-el9.rpm; [ -n"$3" ] && CONFIG_PACKAGE_NAME_MINIMAL=$3

REPO_NAME_SERVER=mysql80-community-minimal; [ -n"$4" ] && REPO_NAME_SERVER=$4
REPO_NAME_TOOLS=mysql-tools-community; [ -n"$5" ] && REPO_NAME_TOOLS=$5

MYSQL_SERVER_PACKAGE_NAME="mysql-community-server-minimal"; [ -n"$6" ] && MYSQL_SERVER_PACKAGE_NAME=$6
MYSQL_SHELL_PACKAGE_NAME="mysql-shell"; [ -n"$7" ] && MYSQL_SHELL_PACKAGE_NAME=$7
MYSQL_VERSION=""; [ -n"$8" ] && MYSQL_VERSION=$8
SHELL_VERSION=""; [ -n"$9" ] && SHELL_VERSION=$9
MYSQL_CONFIG_PKG_MINIMAL="mysql-community-minimal-release"; [ -n"${10}" ] && MYSQL_CONFIG_PKG_MINIMAL=${10}
MYSQL_CONFIG_PKG="mysql80-community-release"; [ -n"${11}" ] && MYSQL_CONFIG_PKG=${11}

# Get the Major Version
MAJOR_VERSION=${MYSQL_VERSION%.*}

if [[ ${MYSQL_CONFIG_PKG_MINIMAL}=~ (community) ]];then
 CONT_NAME="mysql-server"
else
 CONT_NAME="mysql-enterprise-server"
fi

# 33060 is the default port for the mysqlx plugin, new to 5.7
declare -A PORTS
# MySQL 8.0 supports a call to validate the config, while older versions have it as a side
# effect of running --verbose --help
declare -A VALIDATE_CONFIG
# Data directories that must be created with special ownership and permissions when the image is built
declare -A PRECREATE_DIRS
PRECREATE_DIRS="/var/lib/mysql /var/lib/mysql-files /var/lib/mysql-keyring /var/run/mysqld"

declare -A DOCKERFILE_TEMPLATES

declare -A PASSWORDSET
PASSWORDSET="ALTER USER 'root'@'localhost' IDENTIFIED BY '\${MYSQL_ROOT_PASSWORD}';"

declare -A SPEC_PORTS


PORTS="3306 33060 33061"
VALIDATE_CONFIG="output=\$(\"\$@\" --validate-config) || result=\$?"
DOCKERFILE_TEMPLATES="template/Dockerfile"
SPEC_PORTS="3306/tcp, 33060-33061/tcp"

if [ !-d"${MAJOR_VERSION}" ];then
 mkdir -p "${MAJOR_VERSION}/inspec"
fi

MYSQL_SERVER_PACKAGE=${MYSQL_SERVER_PACKAGE_NAME}-${MYSQL_VERSION}
MYSQL_SHELL_PACKAGE=${MYSQL_SHELL_PACKAGE_NAME}-${SHELL_VERSION}

# Dockerfiles
sed 's#%%MYSQL_SERVER_PACKAGE%%#'"${MYSQL_SERVER_PACKAGE}"'#g'${DOCKERFILE_TEMPLATES}> tmpfile
sed -i 's#%%REPO%%#'"${REPO}"'#g' tmpfile
sed -i 's#%%CONFIG_PACKAGE_NAME%%#'"${CONFIG_PACKAGE_NAME}"'#g' tmpfile
sed -i 's#%%CONFIG_PACKAGE_NAME_MINIMAL%%#'"${CONFIG_PACKAGE_NAME_MINIMAL}"'#g' tmpfile
sed -i 's#%%REPO_NAME_SERVER%%#'"${REPO_NAME_SERVER}"'#g' tmpfile
sed -i 's#%%REPO_NAME_TOOLS%%#'"${REPO_NAME_TOOLS}"'#g' tmpfile

sed -i 's#%%MYSQL_SHELL_PACKAGE%%#'"${MYSQL_SHELL_PACKAGE}"'#g' tmpfile

sed -i 's#%%MYSQL_CONFIG_PKG_MINIMAL%%#'"${MYSQL_CONFIG_PKG_MINIMAL}"'#g' tmpfile
sed -i 's#%%MYSQL_CONFIG_PKG%%#'"${MYSQL_CONFIG_PKG}"'#g' tmpfile

sed -i 's/%%PORTS%%/'"${PORTS}"'/g' tmpfile
mv tmpfile ${MAJOR_VERSION}/Dockerfile

# Dockerfile_spec.rb
sed 's#%%MYSQL_SERVER_VERSION%%#'"${MYSQL_VERSION}"'#g' template/control.rb > tmpFile
sed -i 's#%%MYSQL_SHELL_VERSION%%#'"${SHELL_VERSION}"'#g' tmpFile
sed -i 's#%%MYSQL_SERVER_PACKAGE_NAME%%#'"${MYSQL_SERVER_PACKAGE_NAME}"'#g' tmpFile
sed -i 's#%%MYSQL_SHELL_PACKAGE_NAME%%#'"${MYSQL_SHELL_PACKAGE_NAME}"'#g' tmpFile
sed -i 's#%%MAJOR_VERSION%%#'"${MAJOR_VERSION}"'#g' tmpFile
sed -i 's#%%CONT_NAME%%#'"${CONT_NAME}"'#g' tmpFile
sed -i 's#%%PORTS%%#'"${SPEC_PORTS}"'#g' tmpFile
mv tmpFile "${MAJOR_VERSION}/inspec/control.rb"

# Entrypoint
FULL_SERVER_VERSION="$MYSQL_VERSION-${IMAGE_VERSION}"
sed 's#%%PASSWORDSET%%#'"${PASSWORDSET}"'#g' template/docker-entrypoint.sh > tmpfile
sed -i 's#%%FULL_SERVER_VERSION%%#'"${FULL_SERVER_VERSION}"'#g' tmpfile
sed -i 's#%%VALIDATE_CONFIG%%#'"${VALIDATE_CONFIG}"'#g' tmpfile
mv tmpfile ${MAJOR_VERSION}/docker-entrypoint.sh
chmod +x ${MAJOR_VERSION}/docker-entrypoint.sh

# Healthcheck
cp template/healthcheck.sh ${MAJOR_VERSION}/
chmod +x ${MAJOR_VERSION}/healthcheck.sh

# Build-time preparation script
sed 's#%%PRECREATE_DIRS%%#'"${PRECREATE_DIRS}"'#g' template/prepare-image.sh > tmpfile
mv tmpfile ${MAJOR_VERSION}/prepare-image.sh
chmod +x ${MAJOR_VERSION}/prepare-image.sh