blockscout-terraform/roles/main_software/tasks/main.yml

- name: Clone BlockScout
  git:
    repo: "{{ blockscout_repo }}"
    dest: "blockscout-{{ chain }}"
    version: "{{ chain_branch[chain] }}"
    force: true
  when: skip_fetch | bool != true

- name: Git clean
  command: "git clean -fdx"
  args:
    chdir: "blockscout-{{ chain }}"
  when: skip_fetch | bool != true

- name: Merge branches
  command: "git merge {{ chain_merge_commit[chain] }}" 
  args:
    chdir: "blockscout-{{ chain }}"
  when: skip_fetch | bool != true and chain_merge_commit_item != 'false'
  vars:
    chain_mc: "{{ chain_merge_commit | default({}) }}"
    chain_merge_commit_item: "{{ chain_mc[chain] | default('false') }}"

- name: Copy web config files
  copy:
    src: "blockscout-{{ chain }}/apps/block_scout_web/config/dev.secret.exs.example"
    dest: "blockscout-{{ chain }}/apps/block_scout_web/config/dev.secret.exs" 

- name: Template explorer config files
  template:
    src: dev.secret.exs.j2 
    dest: "blockscout-{{ chain }}/apps/explorer/config/dev.secret.exs" 

- name: Remove static assets from previous deployment, if any
  file:
    path: "blockscout-{{ chain }}/apps/block_scout_web/priv/static"
    state: absent 

- name: Compile BlockScout
  command: "mix do {{ item }}"
  args:
    chdir: "blockscout-{{ chain }}" 
  with_items:
    - deps.get
    - local.rebar --force
    - deps.compile
    - compile
    - ecto.drop
    - ecto.create
    - ecto.migrate 

- name: Install Node modules at apps/block_scout_web/assets
  command: npm install 
  args:
    chdir: "blockscout-{{ chain }}/apps/block_scout_web/assets" 

- name: Execute webpack.js at apps/block_scout_web/assets/node_modules/webpack/bin 
  command: node_modules/webpack/bin/webpack.js --mode production
  args:
    chdir: "blockscout-{{ chain }}/apps/block_scout_web/assets"

- name: Instal Node modules at apps/explorer
  command: npm install
  args:
    chdir: "blockscout-{{ chain }}/apps/explorer" 

- name: Install SSL certificates
  command: mix phx.gen.cert blockscout blockscout.local
  args:
    chdir: "blockscout-{{ chain }}/apps/block_scout_web"

- name: Fetch environment variables
  set_fact: 
    chain_env: "{{ lookup('aws_ssm', path, aws_access_key=aws_access_key, aws_secret_key=aws_secret_key, region=region, shortnames=true, bypath=true, recursive=true  ) }}"
  vars:
    path: "/{{ prefix }}/{{ chain }}"

- name: Override env variables
  set_fact:
    chain_env: "{{ chain_env | combine(chain_custom_environment_chain) }}"
  vars:
    chain_custom_environment_chain: "{{ chain_cec[chain] | default({}) }}"
    chain_cec: "{{ chain_custom_environment | default ({}) }}"    

- name: Uppercase chain 
  set_fact:
    chain_upper_env: "{{ chain_upper_env | combine ({item.key|upper : item.value})  }}"
  with_dict: "{{ chain_env }}"
  vars:
    chain_upper_env: {}

- name: Start server
  block:
    - name: Start server
      command: "mix phx.server"
      environment: "{{ chain_upper_env | combine({'network_path':'/'}) }}"
      ignore_errors: true
      args:
        chdir: "blockscout-{{ chain }}" 
      async: 10000
      poll: 0 
 
    - name: User prompt
      pause:
        prompt: "Please, open your browser and open 4000 port at the machine were Ansible is currently run. BlockScout should appear. Ensure that there is no visual artifacts and then press Enter to continue. Press Ctrl+C and then A if you face any issues to cancel the deployment."
  rescue:
    - name: 'Stop execution' 
      fail: 
        msg: "Execution aborted."
  always:
    - name: kill server
      command: "pkill -e {{ item }}"
      with_items:
        - beam.smp
        - node
      failed_when: false  
 
- name: Build static assets
  command: mix phx.digest
  args:
    chdir: "blockscout-{{ chain }}"

- name: User prompt
  pause:
    prompt: "Would you like to remove staging dependencies? [Yes/No] Default: No"
  register: user_answer

- name: Remove dev dependencies
  file:
    state: absent
    path: "{{ item }}"
  with_items:
    - "blockscout-{{ chain }}/_build/"
    - "blockscout-{{ chain }}/deps/"
    - "blockscout-{{ chain }}/apps/block_scout_web/assets/node_modules/"
    - "blockscout-{{ chain }}/apps/explorer/node_modules/"
    - "blockscout-{{ chain }}/logs/dev/"
  when: user_answer.user_input|bool == true 

- name: Upload Blockscout to S3
  command: "aws deploy push --application-name={{ prefix }}-explorer --s3-location s3://{{ prefix }}-explorer-codedeploy-releases/blockscout-{{ chain }}.zip --source=blockscout-{{ chain }}"
  register: push_output
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
    AWS_REGION: "{{ region }}"

- name: Upload output
  debug:
    msg: "If deployment will fail, you can try to deploy blockscout manually using the following commands: {{ push_output.stdout_lines }}" 

- name: User prompt
  pause:
    prompt: "Do you want to update the Parameter Store variables? [Yes/No] Default: No"
  register: user_answer

- name: Update chain variables
  aws_ssm_parameter_store:
    name: "/{{ prefix }}/{{ chain }}/{{ item.key }}" 
    value: "{{ item.value }}"
  with_dict: "{{ chain_env }}"
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
    AWS_REGION: "{{ region }}"
  when: user_answer.user_input|bool == true

- name: User prompt
  pause:
    prompt: "Do you want to deploy BlockScout? [Yes/No] Default: No"
  register: user_answer

- name: Deploy Blockscout
  command: "{{ push_output.stdout_lines[1] }} --deployment-group-name {{ prefix }}-explorer-dg{{ index }} --deployment-config-name CodeDeployDefault.OneAtATime --description '{{ chain_blockscout_version[chain] }}'" 
  when: user_answer.user_input|bool == true
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
    AWS_REGION: "{{ region }}"