docker-entrypoint.sh

#!/bin/bash
set -e

run_as() {
	if [ "$(id -u)" = 0 ]; then
		su -p www-data -s /bin/sh -c "$1"
	else
		sh -c "$1"
	fi
}

# version_greater A B returns whether A > B
version_greater() {
    [ "$(printf '%s\n' "$@" | sort -t '.' -n -k1,1 -k2,2 -k3,3 | head -n 1)" != "$1" ]
}

wait_for_db() {
	until nc -z -v -w60 "${SPIP_DB_HOST}" "3306"; do
		echo "Waiting for database ready..."
		sleep 5
	done
}

installed_version="0.0.0"
image_version="0.0.1"

if [ -f "/var/www/html/ecrire/inc_version.php" ]; then
	installed_version=$(grep -i /var/www/html/ecrire/inc_version.php  -e '\$spip_version_branche =' | cut -d '=' -f 2 | cut -d ';' -f 1 | cut -d "'" -f 2 | cut -d '"' -f 2)
	image_version=$(grep -i /usr/src/spip/ecrire/inc_version.php  -e '\$spip_version_branche =' | cut -d '=' -f 2 | cut -d ';' -f 1 | cut -d "'" -f 2 | cut -d '"' -f 2)
fi

echo $installed_version
echo $image_version

if version_greater "$installed_version" "$image_version"; then
	echo "Can't start SPIP because the version of the data ($installed_version) is higher than the docker image version ($image_version) and downgrading is not supported. Are you sure you have pulled the newest image version?"
	exit 1
fi

# Reconfigure php.ini
# set PHP.ini settings for SPIP
( \
echo 'display_errors=Off'; \
echo 'error_log=/var/log/apache2/php.log'; \
echo "max_execution_time=${PHP_MAX_EXECUTION_TIME}"; \
echo "memory_limit=${PHP_MEMORY_LIMIT}"; \
echo "post_max_size=${PHP_POST_MAX_SIZE}"; \
echo "upload_max_filesize=${PHP_UPLOAD_MAX_FILESIZE}"; \
echo "date.timezone=${PHP_TIMEZONE}"; \
) > /usr/local/etc/php/conf.d/spip.ini


if version_greater "$image_version" "$installed_version"; then
	echo >&2 "SPIP upgrade in $PWD - copying now..."
	if [ "$(ls -A)" ]; then
		echo >&2 "WARNING: $PWD is not empty"
	fi
	tar cf - --one-file-system -C /usr/src/spip . | tar xf -
	echo >&2 "Complete! SPIP has been successfully copied to $PWD"

	echo >&2 "Create plugins, libraries and template directories"
	mkdir -p plugins/auto
	mkdir -p lib
	mkdir -p squelettes
	mkdir -p tmp/{dump,log,upload}
	chown -R www-data:www-data plugins lib squelettes tmp

	if [ ! -e .htaccess ]; then
		cp -p htaccess.txt .htaccess
		chown www-data:www-data .htaccess
	fi

	# Upgrade SPIP
	if [ -f config/connect.php ]; then
		spip core:maj:bdd
		spip plugins:maj:bdd
	fi
fi

# Install SPIP
if [ ${SPIP_DB_SERVER} = "mysql" ]; then
	wait_for_db
fi
if [[ ! -e config/connect.php && ${SPIP_AUTO_INSTALL} = 1 ]]; then
	# Wait for mysql before install
	# cf. https://docs.docker.com/compose/startup-order/
	run_as "spip install \
		--db-server ${SPIP_DB_SERVER} \
		--db-host ${SPIP_DB_HOST} \
		--db-login ${SPIP_DB_LOGIN} \
		--db-pass ${SPIP_DB_PASS} \
		--db-database ${SPIP_DB_NAME} \
		--db-prefix ${SPIP_DB_PREFIX} \
		--adresse-site ${SPIP_SITE_ADDRESS} \
		--admin-nom ${SPIP_ADMIN_NAME} \
		--admin-login ${SPIP_ADMIN_LOGIN} \
		--admin-email ${SPIP_ADMIN_EMAIL} \
		--admin-pass ${SPIP_ADMIN_PASS}" || true
fi

# Default mes_options
if [ ! -e config/mes_options.php ]; then
	/bin/cat << MAINEOF > config/mes_options.php
<?php
if (!defined("_ECRIRE_INC_VERSION")) return;
\$GLOBALS['spip_header_silencieux'] = 1;
?>
MAINEOF
fi

exec "$@"