diff -r 000000000000 -r 800e4a6ab128 wp/docker-entrypoint.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/docker-entrypoint.sh	Tue Apr 23 15:50:12 2019 +0200
@@ -0,0 +1,201 @@
+#!/bin/bash
+set -euo pipefail
+
+# usage: file_env VAR [DEFAULT]
+#    ie: file_env 'XYZ_DB_PASSWORD' 'example'
+# (will allow for "$XYZ_DB_PASSWORD_FILE" to fill in the value of
+#  "$XYZ_DB_PASSWORD" from a file, especially for Docker's secrets feature)
+file_env() {
+	local var="$1"
+	local fileVar="${var}_FILE"
+	local def="${2:-}"
+	if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
+		echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
+		exit 1
+	fi
+	local val="$def"
+	if [ "${!var:-}" ]; then
+		val="${!var}"
+	elif [ "${!fileVar:-}" ]; then
+		val="$(< "${!fileVar}")"
+	fi
+	export "$var"="$val"
+	unset "$fileVar"
+}
+
+generate_rnd() {
+	head /dev/urandom | tr -dc A-Za-z0-9 | head -c 64
+}
+
+if [[ "$1" == apache2* ]] || [ "$1" == php-fpm ]; then
+	if [ "$(id -u)" = '0' ]; then
+		case "$1" in
+			apache2*)
+				user="${APACHE_RUN_USER:-www-data}"
+				group="${APACHE_RUN_GROUP:-www-data}"
+
+				# strip off any '#' symbol ('#1000' is valid syntax for Apache)
+				pound='#'
+				user="${user#$pound}"
+				group="${group#$pound}"
+				;;
+			*) # php-fpm
+				user='www-data'
+				group='www-data'
+				;;
+		esac
+	else
+		user="$(id -u)"
+		group="$(id -g)"
+	fi
+
+	# allow any of these "Authentication Unique Keys and Salts." to be specified via
+	# environment variables with a "WORDPRESS_" prefix (ie, "WORDPRESS_AUTH_KEY")
+	uniqueEnvs=(
+		AUTH_KEY
+		SECURE_AUTH_KEY
+		LOGGED_IN_KEY
+		NONCE_KEY
+		AUTH_SALT
+		SECURE_AUTH_SALT
+		LOGGED_IN_SALT
+		NONCE_SALT
+	)
+	envs=(
+		WORDPRESS_DB_HOST
+		WORDPRESS_DB_USER
+		WORDPRESS_DB_PASSWORD
+		WORDPRESS_DB_NAME
+		WORDPRESS_DB_CHARSET
+		WORDPRESS_DB_COLLATE
+		"${uniqueEnvs[@]/#/WORDPRESS_}"
+		WORDPRESS_TABLE_PREFIX
+		WORDPRESS_DEBUG
+		WORDPRESS_CONFIG_EXTRA
+	)
+	haveConfig=
+	for e in "${envs[@]}"; do
+		file_env "$e"
+		if [ -z "$haveConfig" ] && [ -n "${!e}" ]; then
+			haveConfig=1
+		fi
+	done
+
+	# linking backwards-compatibility
+	if [ -n "${!MYSQL_ENV_MYSQL_*}" ]; then
+		haveConfig=1
+		# host defaults to "mysql" below if unspecified
+		: "${WORDPRESS_DB_USER:=${MYSQL_ENV_MYSQL_USER:-root}}"
+		if [ "$WORDPRESS_DB_USER" = 'root' ]; then
+			: "${WORDPRESS_DB_PASSWORD:=${MYSQL_ENV_MYSQL_ROOT_PASSWORD:-}}"
+		else
+			: "${WORDPRESS_DB_PASSWORD:=${MYSQL_ENV_MYSQL_PASSWORD:-}}"
+		fi
+		: "${WORDPRESS_DB_NAME:=${MYSQL_ENV_MYSQL_DATABASE:-}}"
+	fi
+
+	# TODO : create .env file if needed
+	if [ ! -e .env ] && [ "$haveConfig" ]; then
+		: "${WORDPRESS_DB_HOST:=mysql}"
+		: "${WORDPRESS_DB_USER:=root}"
+		: "${WORDPRESS_DB_PASSWORD:=}"
+		: "${WORDPRESS_DB_NAME:=wordpress}"
+		: "${WORDPRESS_DB_CHARSET:=utf8}"
+		: "${WORDPRESS_DB_COLLATE:=}"
+		cat > .env <<-EOF
+				DB_NAME=${WORDPRESS_DB_NAME}
+				DB_USER=${WORDPRESS_DB_USER}
+				DB_PASSWORD=${WORDPRESS_DB_PASSWORD}
+				DB_HOST=db:3306
+				WP_HOME=http://localhost:8080
+				
+				WP_SITEURL=\${WP_HOME}/wp
+				WP_ENV=development
+				
+				AUTH_KEY='$(generate_rnd)'
+				SECURE_AUTH_KEY='$(generate_rnd)'
+				LOGGED_IN_KEY='$(generate_rnd)'
+				NONCE_KEY='$(generate_rnd)'
+				AUTH_SALT='$(generate_rnd)'
+				SECURE_AUTH_SALT='$(generate_rnd)'
+				LOGGED_IN_SALT='$(generate_rnd)'
+				NONCE_SALT='$(generate_rnd)'
+			EOF
+
+
+			chown "$user:$group" .env
+
+
+		if ! TERM=dumb php -- <<'EOPHP'
+<?php
+// database might not exist, so let's try creating it (just to be safe)
+
+$stderr = fopen('php://stderr', 'w');
+
+// https://codex.wordpress.org/Editing_wp-config.php#MySQL_Alternate_Port
+//   "hostname:port"
+// https://codex.wordpress.org/Editing_wp-config.php#MySQL_Sockets_or_Pipes
+//   "hostname:unix-socket-path"
+list($host, $socket) = explode(':', getenv('WORDPRESS_DB_HOST'), 2);
+$port = 0;
+if (is_numeric($socket)) {
+	$port = (int) $socket;
+	$socket = null;
+}
+$user = getenv('WORDPRESS_DB_USER');
+$pass = getenv('WORDPRESS_DB_PASSWORD');
+$dbName = getenv('WORDPRESS_DB_NAME');
+
+$maxTries = 10;
+do {
+	$mysql = new mysqli($host, $user, $pass, '', $port, $socket);
+	if ($mysql->connect_error) {
+		fwrite($stderr, "\n" . 'MySQL Connection Error: (' . $mysql->connect_errno . ') ' . $mysql->connect_error . "\n");
+		--$maxTries;
+		if ($maxTries <= 0) {
+			exit(1);
+		}
+		sleep(3);
+	}
+} while ($mysql->connect_error);
+
+if (!$mysql->query('CREATE DATABASE IF NOT EXISTS `' . $mysql->real_escape_string($dbName) . '`')) {
+	fwrite($stderr, "\n" . 'MySQL "CREATE DATABASE" Error: ' . $mysql->error . "\n");
+	$mysql->close();
+	exit(1);
+}
+
+$mysql->close();
+EOPHP
+		then
+			echo >&2
+			echo >&2 "WARNING: unable to establish a database connection to '$WORDPRESS_DB_HOST'"
+			echo >&2 '  continuing anyways (which might have unexpected results)'
+			echo >&2
+		fi
+	fi
+
+	# now that we're definitely done writing configuration, let's clear out the relevant envrionment variables (so that stray "phpinfo()" calls don't leak secrets from our code)
+	for e in "${envs[@]}"; do
+		unset "$e"
+	done
+fi
+
+#lauch composer if needed
+if [ ! -d vendor ]; then
+	composer install
+fi
+
+# first arg is `-f` or `--some-option`
+if [ "${1#-}" != "$1" ]; then
+	set -- composer exec wp "$@"
+fi
+
+# if our command is a valid wp-cli subcommand, let's invoke it through wp-cli instead
+# (this allows for "docker run wordpress:cli help", etc)
+if composer exec wp --path=/dev/null help "$1" > /dev/null 2>&1; then
+	set -- composer exec wp "$@"
+fi
+
+
+exec "$@"