Exemplo de configuração do Gitlab CI. Ferramentas utilizadas: PHPMD, PHPCPD, PHPCS, PHPUnit e ApiDOC

.gitlab-ci.yml

image: php:5.6

cache:
  paths:
    - vendor/

stages:
  - qa
  - test
  - doc
  - deploy

phpmd:
  stage: qa
  script:
    - apt-get update -yqq
    - apt-get install -yqq git
    - php composer.phar install --dev --no-plugins --no-scripts
    - vendor/bin/phpmd src/ text tools/phpmd_ruleset.xml

phpcpd:
  stage: qa
  script:
    - apt-get update -yqq
    - apt-get install -yqq git
    - php composer.phar install --dev --no-plugins --no-scripts
    - vendor/bin/phpcpd --min-tokens=30 src/

phpcs:
  stage: qa
  script:
    - apt-get update -yqq
    - apt-get install -yqq git
    - php composer.phar install --dev --no-plugins --no-scripts
    - vendor/bin/phpcs --encoding=UTF-8 --report=full --report-width=75 --tab-width=4 -p --standard=tools/phpcs_ruleset.xml src/

phpunit:
  stage: test
  script:
    - apt-get update -yqq
    - apt-get install -yqq libsqlite3-dev git
    - pecl install xdebug
    - docker-php-ext-enable xdebug
    - docker-php-ext-install pdo_sqlite
    - php composer.phar install --no-plugins --no-scripts
    - vendor/bin/phpunit --coverage-text --colors=always -c tools/phpunit.xml.dist

documentacao:
  stage: doc
  script:
    - curl -sL https://deb.nodesource.com/setup_6.x | bash -
    - apt-get install -y nodejs
    - npm install
    - nodejs node_modules/apidoc/bin/apidoc -i src/ -o build/documentacao
  artifacts:
    paths:
      - build/

homologacao:
  stage: deploy
  artifacts:
    paths:
      - build/projeto/
  environment:
    name: homologacao
    url: $HOMOLOGACAO_HOST
  allow_failure: false
  only:
    - dev
  script:
    - apt-get update -yqq
    - apt-get install -yqq zip
    - mkdir -p build/projeto
    - zip -r build/projeto/projeto.zip *
    - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'
    - eval $(ssh-agent -s)
    - ssh-add <(echo "$HOMOLOGACAO_PRIVATE_KEY" | base64 --decode)
    - mkdir -p ~/.ssh
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
    - scp -r build/projeto/projeto.zip $HOMOLOGACAO_USER@$HOMOLOGACAO_HOST:/home/ubuntu
    - ssh $HOMOLOGACAO_USER@$HOMOLOGACAO_HOST "unzip /home/ubuntu/projeto.zip -d /home/ubuntu/projeto"
    - ssh $HOMOLOGACAO_USER@$HOMOLOGACAO_HOST "cd /home/ubuntu/projeto && php composer.phar install --no-dev"
    - # Outros comandos necessários.. migrations, configurações, exclusão de cache...

producao:
  stage: deploy
  artifacts:
    paths:
      - build/projeto/
  environment:
    name: producao
    url: $PRODUCAO_HOST
  when: manual
  allow_failure: false
  only:
    - master
  script:
    - apt-get update -yqq
    - apt-get install -yqq zip
    - mkdir -p build/projeto
    - zip -r build/projeto/projeto.zip *
    - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'
    - eval $(ssh-agent -s)
    - ssh-add <(echo "$PRODUCAO_PRIVATE_KEY" | base64 --decode)
    - mkdir -p ~/.ssh
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
    - scp -r build/projeto/projeto.zip $PRODUCAO_USER@$PRODUCAO_HOST:/home/ubuntu
    - ssh $PRODUCAO_USER@$PRODUCAO_HOST "unzip /home/ubuntu/projeto.zip -d /home/ubuntu/projeto"
    - ssh $PRODUCAO_USER@$PRODUCAO_HOST "cd /home/ubuntu/projeto && php composer.phar install --no-dev"
    - # Outros comandos necessários.. migrations, configurações, exclusão de cache...