gitlab ci docker build and push to private docker registry pipeline

complete-pipeline.yml

# Ci pipeline to buid docker images
# and push to gitlab docker registry
# auto deploy as well

stages:
  - build

docker-build-master:
  image: docker:latest
  stage: build
  services:
    - docker:dind
  before_script:
    #- docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
    - echo -n $CI_BUILD_TOKEN | docker login -u "$CI_REGISTRY_USER" --password-stdin $CI_REGISTRY
    - eval $(ssh-agent -s)
    - echo "$SSH_PRIVATE_KEY" | ssh-add -
    - mkdir -p ~/.ssh
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
  script:
    - docker build --pull -t "$CI_REGISTRY_IMAGE" .
    - docker push "$CI_REGISTRY_IMAGE"
    - ssh -t -t host@ip "docker pull '$CI_REGISTRY_IMAGE' && docker rm -f imagename && docker run -d ... --restart unless-stopped '$CI_REGISTRY_IMAGE' && exit"
  only:
    - master

gitlab-ci-2.yml

## Auto deployer ci/cd

# This file is a template, and might need editing before it works on your project.
# Official framework image. Look for the different tagged releases at:
# https://hub.docker.com/r/library/node/tags/
image: node:alpine

stages:
  - deploy

deploy:
  stage: deploy
  before_script:
    # Install ssh-agent if not already installed, it is required by Docker.
    # (change apt-get to yum if you use a CentOS-based image)
    - 'which ssh-agent || ( apk add --update openssh )'

    # Add bash
    - apk add --update bash

    # Add git
    - apk add --update git

    # Run ssh-agent (inside the build environment)
    - eval $(ssh-agent -s)

    # Add the SSH key stored in SSH_PRIVATE_KEY variable to the agent store
    - echo "$SSH_PRIVATE_KEY" | ssh-add -

    # For Docker builds disable host key checking. Be aware that by adding that
    # you are suspectible to man-in-the-middle attacks.
    # WARNING: Use this only with the Docker executor, if you use it with shell
    # you will overwrite your user's SSH config.
    - mkdir -p ~/.ssh
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
    # In order to properly check the server's host key, assuming you created the
    # SSH_SERVER_HOSTKEYS variable previously, uncomment the following two lines
    # instead.
    # - mkdir -p ~/.ssh
    # - '[[ -f /.dockerenv ]] && echo "$SSH_SERVER_HOSTKEYS" > ~/.ssh/known_hosts'

  script:
  - npm i -g pm2
  - pm2 deploy ecosystem.config.js production
  only:
  - master

gitlab-ci.yml

# Ci pipeline to buid docker images
# and push to gitlab docker registry

stages:
  - build

docker-build-master:
  image: docker:latest
  stage: build
  services:
    - docker:dind
  before_script:
    #- docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
    - echo -n $CI_BUILD_TOKEN | docker login -u "$CI_REGISTRY_USER" --password-stdin $CI_REGISTRY
  script:
    - docker build --pull -t "$CI_REGISTRY_IMAGE" .
    - docker push "$CI_REGISTRY_IMAGE"
  only:
    - master