Update gitlab-ci to build a docker image if the tests are successful.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

.gitlab-ci.yml

@@ -1,46 +1,72 @@
-image: ubuntu:16.04
-cache:
-  paths:
-  - ~/.cache/pip/
-before_script:
-  - apt-get -qq update
-  - apt-get install -qq locales
-  - echo "LC_ALL=\"en_US.UTF-8\"" >> /etc/default/locale
-  - locale-gen en_US.UTF-8
-  - update-locale LANG=en_US.UTF-8
-  - export LC_ALL=en_US.UTF-8
-  - apt-get install -qq curl gcc ghostscript gpgv gnupg graphviz libjpeg-dev libmagic1 libpng-dev libtiff-dev poppler-utils libreoffice poppler-utils python-dev python-pip tesseract-ocr tesseract-ocr-deu
-variables:
-  POSTGRES_DB: "mayan_edms"
-  POSTGRES_PASSWORD: "postgres"
-  MYSQL_ALLOW_EMPTY_PASSWORD: "yes"
-  MYSQL_DATABASE: "mayan_edms"
-test:mysql:
+stages:
+  - test
+  - build
+job_docker:
+  stage: build      
+  image: docker:latest
   services:
-  - mysql:8.0.3
-  script:
-  - apt-get install -qq libmysqlclient-dev
-  - pip install -r requirements/testing.txt
-  - pip install mysql-python
-  - apt-get install -qq mysql-client
-  - mysql -h"$MYSQL_PORT_3306_TCP_ADDR" -P"$MYSQL_PORT_3306_TCP_PORT" -uroot -p"$MYSQL_ENV_MYSQL_ROOT_PASSWORD" -e "set global character_set_server=utf8mb4;"
-  - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci.db_mysql --nomigrations
-  - codecov
-  tags:
-    - mysql
-test:postgres:
-  services:
-  - postgres
-  script:
-  - apt-get install -qq libpq-dev
-  - pip install -r requirements/testing.txt
-  - pip install psycopg2
-  - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci.db_postgres --nomigrations
-  - codecov
-  tags:
+    - docker:dind
+  before_script:
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
+  build-master:
+    stage: build
+    script:
+      - docker build --pull -t "$CI_REGISTRY_IMAGE" -f docker/Dockerfile .
+      - docker push "$CI_REGISTRY_IMAGE"
+    only:
+      - master
+  build:
+    stage: build
+    script:
+      - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" -f docker/Dockerfile .
+      - docker push "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
+    except:
+      - master
+job_python:
+  stage: test
+  image: ubuntu:16.04
+  cache:
+    paths:
+    - ~/.cache/pip/
+  before_script:
+    - apt-get -qq update
+    - apt-get install -qq locales
+    - echo "LC_ALL=\"en_US.UTF-8\"" >> /etc/default/locale
+    - locale-gen en_US.UTF-8
+    - update-locale LANG=en_US.UTF-8
+    - export LC_ALL=en_US.UTF-8
+    - apt-get install -qq curl gcc ghostscript gpgv gnupg graphviz libjpeg-dev libmagic1 libpng-dev libtiff-dev poppler-utils libreoffice poppler-utils python-dev python-pip tesseract-ocr tesseract-ocr-deu
+  variables:
+    POSTGRES_DB: "mayan_edms"
+    POSTGRES_PASSWORD: "postgres"
+    MYSQL_ALLOW_EMPTY_PASSWORD: "yes"
+    MYSQL_DATABASE: "mayan_edms"
+  test:mysql:
+    services:
+    - mysql:8.0.3
+    script:
+    - apt-get install -qq libmysqlclient-dev
+    - pip install -r requirements/testing.txt
+    - pip install mysql-python
+    - apt-get install -qq mysql-client
+    - mysql -h"$MYSQL_PORT_3306_TCP_ADDR" -P"$MYSQL_PORT_3306_TCP_PORT" -uroot -p"$MYSQL_ENV_MYSQL_ROOT_PASSWORD" -e "set global character_set_server=utf8mb4;"
+    - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci.db_mysql --nomigrations
+    - codecov
+    tags:
+      - mysql
+  test:postgres:
+    services:
     - postgres
-test:sqlite:
-  script:
-  - pip install -r requirements/testing.txt
-  - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci --nomigrations
-  - codecov
+    script:
+    - apt-get install -qq libpq-dev
+    - pip install -r requirements/testing.txt
+    - pip install psycopg2
+    - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci.db_postgres --nomigrations
+    - codecov
+    tags:
+      - postgres
+  test:sqlite:
+    script:
+    - pip install -r requirements/testing.txt
+    - coverage run manage.py test --mayan-apps --settings=mayan.settings.testing.gitlab-ci --nomigrations
+    - codecov