provisioning.yml

---
- hosts: localhost
  connection: local

  tasks:
    #It will generate a file for each host with its number, it is needed for iterating over hosts and running iroha
    # with different keys
    - name: Create Variable File for Each host
      template: src=template.yml.j2 dest=host_vars/{{ item.1 }}
      with_indexed_items: "{{ groups['hosts'] }}"


- hosts: hosts
  vars:
    user: iroha #your user on the remote machine
    tmp: "{{9999999 | random | to_uuid }}"

    postgres_host: iroha_postgres
    postgres_user: iroha
    postgres_port: 5432

    redis_host: iroha_redis
    redis_port: 6379

    IROHA_HOME: '{{playbook_dir}}/../../'

  pre_tasks:
    - name: Load Host Specific Generated Variables
      include_vars: host_vars/{{ inventory_hostname }}


  tasks:

    - name: Set postgres password
      set_fact:
        postgres_passwd: '{{ tmp[:32] }}'


    - name: Test if docker is installed
      command: docker --version
      register: docker_exists
      failed_when: false

    - name: Download docker installation script
      get_url:
        url: https://get.docker.com
        dest: /tmp/script.sh
        mode: 0755
        validate_certs: false
      when: docker_exists.rc|int > 0

    - name: Install docker using downloaded script
      shell: /tmp/script.sh
      args:
        chdir: /tmp
      when: docker_exists.rc|int > 0

    - name: Add usermod to run docker from {{ user }} user
      command: usermod -aG docker {{user}}
      become: yes

    - name: Reconnect to use Docker as {{ user }}
      shell: sleep 1; pkill -u {{ ansible_ssh_user }} sshd
      async: 3
      poll: 2

    - name: Make sure docker is running
      service: name=docker state=started
      become: yes


    - name: Write env file
      blockinfile:
        dest: "{{ ansible_env.HOME }}/.bashrc.d"
        block: |
          export POSTGRES_HOST={{ postgres_host }}
          export POSTGRES_PORT={{ postgres_port }}
          export POSTGRES_PASSWORD={{ postgres_passwd }}
          export POSTGRES_USER={{ postgres_user }}
          export REDIS_HOST={{ redis_host }}
          export REDIS_PORT={{ redis_port }}
        insertbefore: BOF
        create: yes

    - name: Install python-pip
      package:
        update_cache: yes
        name: python-pip
        state: present
      become: yes

    - name: Install py-docker
      pip:
        name: docker
      become: yes

    - name: Setup iroha docker network
      docker_network:
        name: iroha_network


    - name: Run postgres in docker
      docker_container:
        name: iroha_postgres
        image: postgres:9.5
        state: started
        recreate: yes
        restart: yes
        env:
          POSTGRES_USER: '{{ postgres_user }}'
          POSTGRES_PASSWORD: '{{ postgres_passwd }}'
        networks:
          - name: iroha_network

    - name: Run redis in docker
      docker_container:
        name: iroha_redis
        image: redis:3.2.8
        state: started
        recreate: yes
        restart: yes
        networks:
          - name: iroha_network

    - name: Make data dir
      file:
        path: '{{ansible_env.HOME}}/iroha_data'
        state: directory
        mode: 0755
        owner: '{{ user }}'

      become: yes

    - name: Copy peers list
      copy:
        src: '{{playbook_dir}}/data/peers.list'
        dest: '{{ansible_env.HOME}}/iroha_data/peers.list'


    - name: Copy config generator
      copy:
        src: '{{playbook_dir}}/generate_config.py'
        dest: '{{ansible_env.HOME}}/iroha_data/generate_config.py'

    - name: Generate config
      command: python3 '{{ansible_env.HOME}}'/iroha_data/generate_config.py -p '{{ postgres_passwd }}' -u '{{ postgres_user }}'

    - name: Run iroha in docker
      docker_container:
        name: iroha
        image: hyperledger/iroha-docker:develop
        state: started
        restart: yes
        recreate: yes
        pull: yes
        ports:
          - "50051:50051"
          - "10001:10001"
        networks:
          - name: iroha_network
        volumes:
          - '{{ansible_env.HOME}}/iroha_data:/opt/iroha_data'
        env:
          POSTGRES_HOST: '{{ postgres_host }}'
          POSTGRES_PORT: '{{ postgres_port }}'
          POSTGRES_PASSWORD: '{{ postgres_passwd }}'
          POSTGRES_USER: '{{ postgres_user }}'
          REDIS_HOST: '{{ redis_host }}'
          REDIS_PORT: '{{ redis_port }}'
          KEY: node{{ key }}