Refactor, using variables

Dockerfile

@@ -4,31 +4,36 @@
 
 FROM php:5.6-apache
 
-MAINTAINER François Jacquet <francoisjacquet@users.noreply.github.com>
+LABEL maintainer="François Jacquet <francoisjacquet@users.noreply.github.com>"
+
+ENV PGHOST=rosariosisdb \
+    PGUSER=postgres \
+    PGPASSWORD=postgres \
+    PGDATABASE=postgres \
+    PGPORT=5432 \
+    ROSARIOSIS_YEAR=2017 \
+    ROSARIOSIS_LANG='en_US'
 
 # Upgrade packages.
-# Change date to force an upgrade:
-RUN apt-get update # 2016-06-29
-RUN apt-get upgrade -y
-
 # Install git, Apache2 + PHP + PostgreSQL webserver, sendmail, wkhtmltopdf & others utilities.
-RUN apt-get install postgresql-client wkhtmltopdf libpq-dev libpng-dev libxml2-dev sendmail -y;
+
+# Change date to force an upgrade:
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    apt-get install postgresql-client wkhtmltopdf libpq-dev libpng-dev libxml2-dev sendmail -y;
 
 RUN docker-php-ext-configure gd --with-png-dir=/usr --with-jpeg-dir=/usr; \
-docker-php-ext-install -j$(nproc) gd mbstring xml pgsql gettext xmlrpc
+    docker-php-ext-install -j$(nproc) gd mbstring xml pgsql gettext xmlrpc
 
-RUN mkdir /usr/src/rosariosis && curl -L https://github.com/francoisjacquet/rosariosis/tarball/v3.5 | tar xz --strip-components=1 -C /usr/src/rosariosis
-
-WORKDIR /usr/src/rosariosis
-
-RUN rm -rf /var/www/html && mkdir -p /var/www && \
+# Download and extract rosariosis
+ENV ROSARIOSIS_VERSION 'v3.5'
+RUN mkdir /usr/src/rosariosis && \
+    curl -L https://github.com/francoisjacquet/rosariosis/tarball/${ROSARIOSIS_VERSION} \
+    | tar xz --strip-components=1 -C /usr/src/rosariosis && \
+    rm -rf /var/www/html && mkdir -p /var/www && \
     ln -s /usr/src/rosariosis/ /var/www/html && chmod 777 /var/www/html &&\
     chown -R www-data:www-data /usr/src/rosariosis
 
-
-# Uncomment to checkout a tagged release:
-# RUN git checkout 2.9.3
-
 # Copy our custom RosarioSIS configuration file.
 COPY conf/config.inc.php /usr/src/rosariosis/config.inc.php
 COPY conf/.htaccess /usr/src/rosariosis/.htaccess

docker-compose.yml

@@ -4,11 +4,11 @@ services:
 
   db:
     image: sameersbn/postgresql:9.5
-    environment:
-      POSTGRES_PASSWORD: example
-      DB_USER: rosario
-      DB_PASS: rosariopwd
-      DB_NAME: rosariosis
+    # environment:
+    #   POSTGRES_PASSWORD: example
+    #   DB_USER: rosario
+    #   DB_PASS: rosariopwd
+    #   DB_NAME: rosariosis
 
   web:
     build: .
@@ -18,14 +18,7 @@ services:
       - db
     environment:
       PGHOST: db
-      PGUSER: rosario
-      PGPASSWORD: rosariopwd
-      PGDATABASE: rosariosis
-      PGPORT: 5432
-      ROSARIOSIS_YEAR: 2017
-      ROSARIOSIS_LANG: 'es_ES'
-   
-  adminer:
-    image: adminer
-    ports:
-      - 8081:8080
+    #   PGUSER: rosario
+    #   PGPASSWORD: rosariopwd
+    #   PGDATABASE: rosariosis
+    #   ROSARIOSIS_LANG: 'es_ES'