Use Alpine Linux for the Docker image (#77)

Author: tchapi

README.md

@@ -277,7 +277,7 @@ You can start the containers with :
 
 **⚠ Do not forget to create the database the first time you run the container** :
 
-    docker exec -it davis bash -c "APP_ENV=prod bin/console doctrine:schema:create --no-interaction"
+    docker exec -it davis sh -c "APP_ENV=prod bin/console doctrine:schema:create --no-interaction"
 
 Then, head up to `http://<YOUR_DOCKER_IP>:9000` to see the status display :
 

docker/Dockerfile

@@ -1,36 +1,61 @@
-FROM php:8.1-fpm
+FROM php:8.1-fpm-alpine
 
 LABEL org.opencontainers.image.authors="tchap@tchap.me"
 
-# Run update, and gets basic packages
-RUN apt-get update && apt-get install -y --no-install-recommends \
-        curl \
-        unzip \
-        # These are for IMAP
-        libc-client-dev libkrb5-dev \
-        # This one if for LDAP
-        libldap2-dev \
-        # This one if for GD (map image in mail)
-        libpng-dev libjpeg-dev libfreetype6-dev \
-        # There are for php-intl
-        zlib1g-dev libicu-dev g++ \
-    && apt-get clean && rm -rf /var/lib/apt/lists/*
-
-# Configure PHP extensions
+# Run update, and gets basic packages and packages for runtime
+RUN apk --no-progress --update add --no-cache \
+        curl unzip \
+        # These are for php-intl
+        icu-libs \
+        # This one is for IMAP (to provide libc-client.so)
+        c-client \
+        # This one for LDAP
+        libldap \
+        # These are for GD (map image in mail)
+        freetype \
+        libjpeg-turbo \
+        libpng \
+        # This is for PostgreSQL
+        libpq
+
+# Intl support
+RUN apk --update --virtual build-deps-intl add --no-cache icu-dev \
+    && docker-php-ext-install intl \
+    && apk del build-deps-intl \
+    && rm -rf /tmp/*
+
+# PDO: MySQL
 RUN docker-php-ext-configure pdo_mysql --with-pdo-mysql=mysqlnd \
     && docker-php-ext-install pdo_mysql
 
-RUN docker-php-ext-configure ldap \
-    && docker-php-ext-install ldap
+# PDO: PostgreSQL
+RUN apk --update --virtual build-deps-pg add --no-cache libpq-dev \
+    && docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql \
+    && docker-php-ext-install pgsql pdo_pgsql \
+    && apk del build-deps-pg \
+    && rm -rf /tmp/*
+
+# GD (map image in mail)
+RUN apk --update --virtual build-deps-gd add --no-cache freetype-dev libjpeg-turbo-dev libpng-dev \
+    && docker-php-ext-configure gd --with-freetype \
+    && docker-php-ext-install gd \
+    && docker-php-ext-enable gd \
+    && apk del build-deps-gd \
+    && rm -rf /tmp/*
 
-RUN docker-php-ext-configure imap --with-kerberos --with-imap-ssl \
-    && docker-php-ext-install imap
-    
-RUN docker-php-ext-configure gd --with-freetype \
-    && docker-php-ext-install gd
-    
-RUN docker-php-ext-install intl \
-    && docker-php-source delete
+# LDAP auth support
+RUN apk --update --virtual build-deps-ldap add --no-cache openldap-dev \
+    && docker-php-ext-configure ldap \
+    && docker-php-ext-install ldap \
+    && apk del build-deps-ldap \
+    && rm -rf /tmp/*
+
+# IMAP auth support
+RUN apk --update --virtual build-deps-imap add --no-cache imap-dev openssl-dev krb5-dev \
+    && docker-php-ext-configure imap --with-kerberos --with-imap-ssl \
+    && docker-php-ext-install imap \
+    && apk del build-deps-imap \
+    && rm -rf /tmp/*
 
 # Set timezone correctly
 RUN echo 'date.timezone = "Europe/Paris"' > /usr/local/etc/php/conf.d/timezone.ini
@@ -43,4 +68,8 @@ WORKDIR /var/www/davis
 RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
 RUN APP_ENV=prod composer install --no-ansi --no-dev --no-interaction --no-progress --optimize-autoloader
 
+# Cleanup (only useful when using --squash)
+RUN docker-php-source delete
+RUN rm -rf /usr/local/bin/composer
+
 RUN chown -R www-data:www-data var

docker/docker-compose.yml

@@ -1,9 +1,10 @@
 version: "3.7"
+name: "davis-docker"
 
 services:
 
   nginx:
-    image: nginx:1.20.0-alpine
+    image: nginx:1.23-alpine
     container_name: nginx
     command: "/bin/sh -c 'while :; do sleep 6h & wait $${!}; nginx -s reload; done & nginx -g \"daemon off;\"'"
     depends_on:
@@ -17,7 +18,7 @@ services:
       - 9000:80
 
   mysql:
-    image: mariadb:10.4.18
+    image: mariadb:10.6.10
     container_name: mysql
     environment:
       - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
@@ -37,7 +38,7 @@ services:
     container_name: davis
     environment:
       - APP_ENV=prod
-      - DATABASE_URL=mysql://${MYSQL_USER}:${MYSQL_PASSWORD}@mysql:3306/${MYSQL_DATABASE}
+      - DATABASE_URL=mysql://${MYSQL_USER}:${MYSQL_PASSWORD}@mysql:3306/${MYSQL_DATABASE}?serverVersion=mariadb-10.6.10&charset=utf8mb4
       - MAILER_DSN=smtp://${MAIL_USERNAME}:${MAIL_PASSWORD}@${MAIL_HOST}:${MAIL_PORT}
       - ADMIN_LOGIN=${ADMIN_LOGIN}
       - ADMIN_PASSWORD=${ADMIN_PASSWORD}

src/Version.php

@@ -4,5 +4,5 @@
 
 final class Version
 {
-    public const VERSION = '2.0.2';
+    public const VERSION = '2.1.0';
 }