added configurable fcgi-target

* also extended gitlab-ci process
* renamed environment variable
* updated documentation

.gitlab-ci.yml

 stages:
-- image
+- build
+- publish
 
-'2.4':
-  stage: image
+docker_build_image_2.4:
+  stage: build
   image: docker:latest
   services:
   - docker:dind
   script: |
-    mkdir -p ~/.docker && echo "$DOCKER_AUTH_CONFIG" >~/.docker/config.json
-    export suffix=`expr $CI_COMMIT_TAG ':' '2.4-\(.*\)'`
     docker build --pull \
-      -t ubleipzig/symfony-httpd:2.4 \
+      --build-arg HTTP_PROXY=${HTTP_PROXY} \
+      --build-arg HTTPS_PROXY=${HTTPS_PROXY} \
+      --build-arg NO_PROXY=${NO_PROXY} \
+      --build-arg http_proxy=${HTTP_PROXY} \
+      --build-arg https_proxy=${HTTPS_PROXY} \
+      --build-arg no_proxy=${NO_PROXY} \
+      -t image \
       -f 2.4/Dockerfile \
       2.4
+    docker save --output=image.tar.gz image
+  artifacts:
+    name: docker-image
+    paths:
+    - image.tar.gz
+  tags:
+  - docker
+
+docker_publish_alpha_2.4:
+  stage: publish
+  image: docker:latest
+  services:
+  - docker:dind
+  script: |
+    test "${DOCKER_AUTH_CONFIG}" == "" && echo "docker-config does not exists, aborting!" && false
+    mkdir -p ~/.docker && echo "$DOCKER_AUTH_CONFIG" >~/.docker/config.json
+    docker load --input=image.tar.gz
+    docker tag image ubleipzig/symfony-httpd:alpha-2.4-${CI_COMMIT_REF_NAME}
+    docker push ubleipzig/symfony-httpd:alpha-2.4-${CI_COMMIT_REF_NAME}
+  tags:
+  - docker
+  dependencies:
+  - docker_build_image_2.4
+  only:
+  - /^[0-9]+-/
+
+docker_publish_staging_2.4:
+  stage: publish
+  image: docker:latest
+  services:
+  - docker:dind
+  script: |
+    test "${DOCKER_AUTH_CONFIG}" == "" && echo "docker-config does not exists, aborting!" && false
+    mkdir -p ~/.docker && echo "$DOCKER_AUTH_CONFIG" >~/.docker/config.json
+    docker load --input=image.tar.gz
+    docker tag image ubleipzig/symfony-httpd:staging
+    docker push ubleipzig/symfony-httpd:staging
+  tags:
+  - docker
+  dependencies:
+  - docker_build_image_2.4
+  only:
+  - master
+
+docker_publish_production_2.4:
+  stage: publish
+  image: docker:latest
+  services:
+  - docker:dind
+  script: |
+    test "${DOCKER_AUTH_CONFIG}" == "" && echo "docker-config does not exists, aborting!" && false
+    mkdir -p ~/.docker && echo "$DOCKER_AUTH_CONFIG" >~/.docker/config.json
+    suffix=`expr $CI_COMMIT_TAG ':' '2.4-\(.*\)'`
+
+    docker load --input=image.tar.gz
+    docker tag image ubleipzig/symfony-httpd:2.4
     docker push ubleipzig/symfony-httpd:2.4
     for tag in "latest" "2" "2.4-${suffix}"; do
       docker tag ubleipzig/symfony-httpd:2.4 ubleipzig/symfony-httpd:${tag}
@@ -20,7 +81,9 @@ stages:
     done
   tags:
   - docker
+  dependencies:
+  - docker_build_image_2.4
   only:
-  - /^2.4/
+  - /^2.4-/
   except:
   - branches
\ No newline at end of file

2.4/Dockerfile

 FROM ubleipzig/httpd:2.4-1
-ENV APACHE_ALIAS_PATH="/"
+ENV BASE_PATH="/" \
+	FCGI_TARGET="php:9000"
 COPY assets/symfony.conf /etc/apache2/conf-available/symfony.conf
 RUN a2enconf symfony
\ No newline at end of file

2.4/assets/symfony.conf

 <FilesMatch \.php$>
-  SetHandler "proxy:fcgi://php:9000"
+  SetHandler "proxy:fcgi://${FCGI_TARGET}"
 </FilesMatch>
 
 Alias ${APACHE_ALIAS_PATH} ${APACHE_DOC_ROOT}

Changelog.md

 # Changelog
 
+## 2.4-2 - 2018-07-31
+
+### Added
+* support for configurable FCGI target as environment variable `FCGI_TARGET`
+
+### Changed
+* renamed `APACHE_ALIAS_PATH` to more generic `BASE_PATH`
+
 ## 2.4-1 - 2018-07-10
-* Initial release
\ No newline at end of file
+* Initial release
+
+[2.4-2]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/docker/symfony-httpd/compare/2.4-1...2.4-2
\ No newline at end of file

Docker.md

@@ -10,6 +10,10 @@
 
 See [ubleipzig:httpd].
 
+## advanced configuration
+* `BASE_PATH="/"`: sets the path-prefix where the api shall be accessible
+* `FCGI_TARGET="php:9000"`: sets the host and port where the application server is accessible by apache2
+
 [ubleipzig:httpd]: https://hub.docker.com/r/ubleipzig/httpd
 [symfony/apache-pack]: https://github.com/symfony/recipes-contrib/blob/master/symfony/apache-pack/1.0/public/.htaccess
 [2.4/Dockerfile]: https://git.sc.uni-leipzig.de/ubl/bdd_dev/docker/symfony-httpd/blob/master/.gitlab-ci.yml

Liesmich.md

@@ -10,6 +10,10 @@
 
 Siehe [ubleipzig:httpd].
 
+## erweiterte Konfiguration
+* `BASE_PATH="/"`: setzt den Pfad-Prefix, unter welchem die API zu erreichen ist
+* `FCGI_TARGET="php:9000"`: setzt den Host und Port, an welchem Apache2 den Applikationsserver erreicht
+
 [ubleipzig:httpd]: https://hub.docker.com/r/ubleipzig/httpd
 [symfony/apache-pack]: https://github.com/symfony/recipes-contrib/blob/master/symfony/apache-pack/1.0/public/.htaccess
 [2.4/Dockerfile]: https://github.com/ubleipzig/symfony-httpd/blob/master/2.4/Dockerfile
\ No newline at end of file