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Replace Ansible with Shell script

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* Remove Ansible and all Python packages
* Reduce image size by 456 MB (689 MB => 233 MB uncompressed)
* Fixes some open issues, for example, root password is not required if the database already exists.
* Show install and startup traces (traces and errors were hidden by Ansible)
This commit is contained in:
ngosang
2022-10-29 02:27:22 +02:00
parent 30c372025e
commit 229cb3d017
7 changed files with 170 additions and 324 deletions
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104
root/entrypoint.sh
View File

@ -1,27 +1,105 @@
#!/bin/sh
# Exit when any command fails
set -e
provisioner () {
echo "Starting provisioner..."
if ! out=`ansible-playbook -i /etc/ansible/hosts /etc/ansible/entrypoint.yml -c local "$@"`;then
echo $out;
fi
echo "Provisioner finished."
COMMAND_ARG1="$1"
COMMAND_ARG2="$2"
cd /var/www/wallabag || exit
wait_for_database() {
timeout 60s /bin/sh -c "$(cat << EOF
until echo 'Waiting for database ...' \
&& nc -z ${SYMFONY__ENV__DATABASE_HOST} ${SYMFONY__ENV__DATABASE_PORT} < /dev/null > /dev/null 2>&1 ; \
do sleep 1 ; done
EOF
)"
}
if [ "$1" = "wallabag" ];then
install_wallabag() {
su -c "php bin/console wallabag:install --env=prod -n" -s /bin/sh nobody
}
provisioner() {
SYMFONY__ENV__DATABASE_DRIVER=${SYMFONY__ENV__DATABASE_DRIVER:-pdo_sqlite}
POPULATE_DATABASE=${POPULATE_DATABASE:-True}
# Replace environment variables
envsubst < /etc/wallabag/parameters.template.yml > app/config/parameters.yml
# Wait for external database
if [ "$SYMFONY__ENV__DATABASE_DRIVER" = "pdo_mysql" ] || [ "$SYMFONY__ENV__DATABASE_DRIVER" = "pdo_pgsql" ] ; then
wait_for_database
fi
# Configure SQLite database
if [ "$SYMFONY__ENV__DATABASE_DRIVER" = "pdo_sqlite" ] && [ ! -f "/var/www/wallabag/data/db/wallabag.sqlite" ] ; then
echo "Configuring the SQLite database ..."
install_wallabag
fi
# Configure MySQL / MariaDB database
if [ "$SYMFONY__ENV__DATABASE_DRIVER" = "pdo_mysql" ] && [ "$POPULATE_DATABASE" = "True" ] && [ "$MYSQL_ROOT_PASSWORD" != "" ] ; then
DATABASE_EXISTS="$(mysql -h "${SYMFONY__ENV__DATABASE_HOST}" --port "${SYMFONY__ENV__DATABASE_PORT}" -uroot -p"${MYSQL_ROOT_PASSWORD}" \
-sse "SELECT EXISTS(SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = '$SYMFONY__ENV__DATABASE_NAME')")"
if [ "$DATABASE_EXISTS" != "1" ]; then
echo "Configuring the MySQL database ..."
mysql -h "${SYMFONY__ENV__DATABASE_HOST}" --port "${SYMFONY__ENV__DATABASE_PORT}" -uroot -p"${MYSQL_ROOT_PASSWORD}" \
-e "CREATE DATABASE IF NOT EXISTS ${SYMFONY__ENV__DATABASE_NAME} CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
USER_EXISTS="$(mysql -h "${SYMFONY__ENV__DATABASE_HOST}" --port "${SYMFONY__ENV__DATABASE_PORT}" -uroot -p"${MYSQL_ROOT_PASSWORD}" \
-sse "SELECT EXISTS(SELECT 1 FROM mysql.user WHERE user = '$SYMFONY__ENV__DATABASE_USER')")"
if [ "$USER_EXISTS" != "1" ]; then
mysql -h "${SYMFONY__ENV__DATABASE_HOST}" --port "${SYMFONY__ENV__DATABASE_PORT}" -uroot -p"${MYSQL_ROOT_PASSWORD}" \
-e "CREATE USER IF NOT EXISTS '${SYMFONY__ENV__DATABASE_USER}'@'%' IDENTIFIED BY '${SYMFONY__ENV__DATABASE_PASSWORD}';"
mysql -h "${SYMFONY__ENV__DATABASE_HOST}" --port "${SYMFONY__ENV__DATABASE_PORT}" -uroot -p"${MYSQL_ROOT_PASSWORD}" \
-e "GRANT ALL PRIVILEGES ON ${SYMFONY__ENV__DATABASE_NAME}.* TO '${SYMFONY__ENV__DATABASE_USER}'@'%';"
fi
install_wallabag
else
echo "WARN: MySQL database is already configured. Remove the environment variable with root password."
fi
fi
# Configure Postgres database
if [ "$SYMFONY__ENV__DATABASE_DRIVER" = "pdo_pgsql" ] && [ "$POPULATE_DATABASE" = "True" ] && [ "$POSTGRES_PASSWORD" != "" ] ; then
export PGPASSWORD="${POSTGRES_PASSWORD}"
DATABASE_EXISTS="$(psql -qAt -h "${SYMFONY__ENV__DATABASE_HOST}" -p "${SYMFONY__ENV__DATABASE_PORT}" -U "${POSTGRES_USER}" \
-c "SELECT 1 FROM pg_catalog.pg_database WHERE datname = '${SYMFONY__ENV__DATABASE_NAME}';")"
if [ "$DATABASE_EXISTS" != "1" ]; then
echo "Configuring the Postgres database ..."
psql -q -h "${SYMFONY__ENV__DATABASE_HOST}" -p "${SYMFONY__ENV__DATABASE_PORT}" -U "${POSTGRES_USER}" \
-c "CREATE DATABASE ${SYMFONY__ENV__DATABASE_NAME};"
USER_EXISTS="$(psql -qAt -h "${SYMFONY__ENV__DATABASE_HOST}" -p "${SYMFONY__ENV__DATABASE_PORT}" -U "${POSTGRES_USER}" \
-c "SELECT 1 FROM pg_roles WHERE rolname = '${SYMFONY__ENV__DATABASE_USER}';")"
if [ "$USER_EXISTS" != "1" ]; then
psql -q -h "${SYMFONY__ENV__DATABASE_HOST}" -p "${SYMFONY__ENV__DATABASE_PORT}" -U "${POSTGRES_USER}" \
-c "CREATE ROLE ${SYMFONY__ENV__DATABASE_USER} with PASSWORD '${SYMFONY__ENV__DATABASE_PASSWORD}' LOGIN;"
fi
install_wallabag
else
echo "WARN: Postgres database is already configured. Remove the environment variable with root password."
fi
fi
# Remove cache and install Wallabag
rm -f -r /var/www/wallabag/var/cache
su -c "SYMFONY_ENV=prod composer install --no-dev -o --prefer-dist" -s /bin/sh nobody
}
if [ "$COMMAND_ARG1" = "wallabag" ]; then
echo "Starting Wallabag ..."
provisioner
echo "Wallabag is ready!"
exec s6-svscan /etc/s6/
fi
if [ "$1" = "import" ];then
provisioner --skip-tags=firstrun
cd /var/www/wallabag/
exec su -c "bin/console wallabag:import:redis-worker --env=prod $2 -vv" -s /bin/sh nobody
if [ "$COMMAND_ARG1" = "import" ]; then
provisioner
exec su -c "bin/console wallabag:import:redis-worker --env=prod $COMMAND_ARG2 -vv" -s /bin/sh nobody
fi
if [ "$1" = "migrate" ];then
if [ "$COMMAND_ARG1" = "migrate" ]; then
provisioner
cd /var/www/wallabag/
exec su -c "bin/console doctrine:migrations:migrate --env=prod --no-interaction" -s /bin/sh nobody
fi