Prepared project to support both swoole and regular app servers with fast cgi

composer.json

@@ -42,6 +42,7 @@
         "zendframework/zend-expressive-fastroute": "^3.0",
         "zendframework/zend-expressive-helpers": "^5.0",
         "zendframework/zend-expressive-platesrenderer": "^2.0",
+        "zendframework/zend-expressive-swoole": "^2.0",
         "zendframework/zend-i18n": "^2.7",
         "zendframework/zend-inputfilter": "^2.8",
         "zendframework/zend-paginator": "^2.6",

config/autoload/swoole.global.php

@@ -0,0 +1,14 @@
+<?php
+declare(strict_types=1);
+
+return [
+
+    'zend-expressive-swoole' => [
+        'enable_coroutine' => true,
+
+        'swoole-http-server' => [
+            'host' => '0.0.0.0',
+        ],
+    ],
+
+];

config/config.php

@@ -6,7 +6,6 @@ namespace Shlinkio\Shlink;
 use Acelaya\ExpressiveErrorHandler;
 use Zend\ConfigAggregator;
 use Zend\Expressive;
-use function class_exists;
 
 return (new ConfigAggregator\ConfigAggregator([
     Expressive\ConfigProvider::class,
@@ -14,9 +13,7 @@ return (new ConfigAggregator\ConfigAggregator([
     Expressive\Router\FastRouteRouter\ConfigProvider::class,
     Expressive\Plates\ConfigProvider::class,
     Expressive\Helper\ConfigProvider::class,
-    class_exists(Expressive\Swoole\ConfigProvider::class)
-        ? Expressive\Swoole\ConfigProvider::class
-        : new ConfigAggregator\ArrayProvider([]),
+    Expressive\Swoole\ConfigProvider::class,
     ExpressiveErrorHandler\ConfigProvider::class,
     Common\ConfigProvider::class,
     Core\ConfigProvider::class,

config/pipeline.php

@@ -0,0 +1,6 @@
+<?php
+declare(strict_types=1);
+
+// FIXME Dummy file just to prevent expressive-swoole fail while loading
+return function () {
+};

config/routes.php

@@ -0,0 +1,6 @@
+<?php
+declare(strict_types=1);
+
+// FIXME Dummy file just to prevent expressive-swoole fail while loading
+return function () {
+};

data/infra/swoole.Dockerfile

@@ -0,0 +1,95 @@
+FROM php:7.1.22-cli-alpine3.7
+MAINTAINER Alejandro Celaya <alejandro@alejandrocelaya.com>
+
+RUN apk update
+
+# Install common php extensions
+RUN docker-php-ext-install pdo_mysql
+RUN docker-php-ext-install iconv
+RUN docker-php-ext-install mbstring
+RUN docker-php-ext-install calendar
+
+RUN apk add --no-cache --virtual sqlite-libs
+RUN apk add --no-cache --virtual sqlite-dev
+RUN docker-php-ext-install pdo_sqlite
+
+RUN apk add --no-cache --virtual icu-dev
+RUN docker-php-ext-install intl
+
+RUN apk add --no-cache --virtual zlib-dev
+RUN docker-php-ext-install zip
+
+RUN apk add --no-cache --virtual libmcrypt-dev
+RUN docker-php-ext-install mcrypt
+
+RUN apk add --no-cache --virtual libpng-dev
+RUN docker-php-ext-install gd
+
+# Install redis extension
+ADD https://github.com/phpredis/phpredis/archive/3.1.4.tar.gz /tmp/phpredis.tar.gz
+RUN mkdir -p /usr/src/php/ext/redis\
+  && tar xf /tmp/phpredis.tar.gz -C /usr/src/php/ext/redis --strip-components=1
+# configure and install
+RUN docker-php-ext-configure redis\
+  && docker-php-ext-install redis
+# cleanup
+RUN rm /tmp/phpredis.tar.gz
+
+# Install memcached extension
+RUN apk add --no-cache --virtual cyrus-sasl-dev
+RUN apk add --no-cache --virtual libmemcached-dev
+ADD https://github.com/php-memcached-dev/php-memcached/archive/php7.tar.gz /tmp/memcached.tar.gz
+RUN mkdir -p /usr/src/php/ext/memcached\
+  && tar xf /tmp/memcached.tar.gz -C /usr/src/php/ext/memcached --strip-components=1
+# configure and install
+RUN docker-php-ext-configure memcached\
+  && docker-php-ext-install memcached
+# cleanup
+RUN rm /tmp/memcached.tar.gz
+
+# Install APCu extension
+ADD https://pecl.php.net/get/apcu-5.1.3.tgz /tmp/apcu.tar.gz
+RUN mkdir -p /usr/src/php/ext/apcu\
+  && tar xf /tmp/apcu.tar.gz -C /usr/src/php/ext/apcu --strip-components=1
+# configure and install
+RUN docker-php-ext-configure apcu\
+  && docker-php-ext-install apcu
+# cleanup
+RUN rm /tmp/apcu.tar.gz
+
+# Install APCu-BC extension
+ADD https://pecl.php.net/get/apcu_bc-1.0.3.tgz /tmp/apcu_bc.tar.gz
+RUN mkdir -p /usr/src/php/ext/apcu-bc\
+  && tar xf /tmp/apcu_bc.tar.gz -C /usr/src/php/ext/apcu-bc --strip-components=1
+# configure and install
+RUN docker-php-ext-configure apcu-bc\
+  && docker-php-ext-install apcu-bc
+# cleanup
+RUN rm /tmp/apcu_bc.tar.gz
+
+# Load APCU.ini before APC.ini
+RUN rm /usr/local/etc/php/conf.d/docker-php-ext-apcu.ini
+RUN echo extension=apcu.so > /usr/local/etc/php/conf.d/20-php-ext-apcu.ini
+
+# Install swoole
+# First line fixes an error when installing pecl extensions. Found in https://github.com/docker-library/php/issues/233
+RUN apk add --no-cache --virtual .phpize-deps $PHPIZE_DEPS && \
+    pecl install swoole && \
+    docker-php-ext-enable swoole && \
+    apk del .phpize-deps
+
+# Install composer
+RUN php -r "readfile('https://getcomposer.org/installer');" | php
+RUN chmod +x composer.phar
+RUN mv composer.phar /usr/local/bin/composer
+
+# Make home directory writable by anyone
+RUN chmod 777 /home
+
+VOLUME /home/shlink
+WORKDIR /home/shlink
+
+# Expose swoole port
+EXPOSE 8080
+
+CMD /usr/local/bin/composer update && php ./vendor/bin/zend-expressive-swoole start

docker-compose.override.yml.dist

@@ -6,3 +6,9 @@ services:
         volumes:
             - /etc/passwd:/etc/passwd:ro
             - /etc/group:/etc/group:ro
+
+    shlink_swoole:
+        user: 1000:1000
+        volumes:
+            - /etc/passwd:/etc/passwd:ro
+            - /etc/group:/etc/group:ro

docker-compose.yml

@@ -26,6 +26,18 @@ services:
         links:
             - shlink_db
 
+    shlink_swoole:
+        container_name: shlink_swoole
+        build:
+            context: .
+            dockerfile: ./data/infra/swoole.Dockerfile
+        ports:
+            - "8080:8080"
+        volumes:
+            - ./:/home/shlink
+        links:
+            - shlink_db
+
     shlink_db:
         container_name: shlink_db
         build:

indocker

@@ -1,2 +1,2 @@
 #!/usr/bin/env bash
-docker exec -it shlink_php /bin/sh -c "cd /home/shlink/www && $*"
+docker exec -it shlink_swoole /bin/sh -c "$*"

module/Common/src/Factory/TranslatorFactory.php

@@ -27,6 +27,6 @@ class TranslatorFactory implements FactoryInterface
     public function __invoke(ContainerInterface $container, $requestedName, array $options = null)
     {
         $config = $container->get('config');
-        return Translator::factory(isset($config['translator']) ? $config['translator'] : []);
+        return Translator::factory($config['translator'] ?? []);
     }
 }