---
- name: This playbook installs and setups postgresql
  hosts: aws
  become: true
  vars_files:
    - ../vars/secrets.yml
  vars:
    postgresql_user: gitea
    postgresql_db: giteadb
    container_network: gitea_network
    gitea_directory: /home/ubuntu/hifadhi_kuu/gitea
  tasks:
    - name: install postgresql
      apt:
        name: "{{item}}"
      loop:
        - postgresql
        - postgresql-contrib
        - libpq-dev
        - python3-dev
        - python3-pip
        - acl

    - name: install pyscopg python module
      ansible.builtin.pip:
        name: psycopg2

    - name: enable the postgresql service
      service:
        name: postgresql
        enabled: true

    - name: start the postgresql service
      service:
        name: postgresql
        state: started

    - name: create giteadb database
      become_user: postgres
      community.postgresql.postgresql_db:
        name: "{{postgresql_db}}"
        encoding: UTF-8
        lc_collate: en_US.UTF-8
        lc_ctype: en_US.UTF-8
        template: template0

    - name: create user gitea
      become_user: postgres
      community.postgresql.postgresql_user:
        name: "{{postgresql_user}}"
        password: "{{postgresql_password}}"
      environment:
        PGOPTIONS: "-c password_encryption=scram-sha-256"

    - name: grant priviledges to giteadb to user gitea
      become_user: postgres
      community.postgresql.postgresql_privs:
        db: giteadb
        privs: ALL
        type: database
        role: gitea

    - name: let gitea authenticate as a peer
      ansible.builtin.lineinfile:
        path: /etc/postgresql/14/main/pg_hba.conf
        regexp: "^local.*all.*all.*peer"
        line: "local    all     all     scram-sha-256"

    - name: create the gitea directory for the service
      ansible.builtin.file:
        path: "{{gitea_directory}}"
        state: directory
        mode: '0755'

    - name: install gitea container
      community.docker.docker_image:
        name: gitea/gitea
        source: pull
        pull:
          platform: amd64

    - name: create network the docker container will run in
      community.docker.docker_network:
        name: "{{container_network}}"

    - name: run and make persistant gitea container
      community.docker.docker_container:
        name: gitea
        image: gitea/gitea
        state: started
        restart_policy: always
        ports:
          - "3000:3000"
          - "2222:2222"
        env:
          GITEA__database__DB_TYPE=postgres
          GITEA__database__HOST=localhost:5432
          GITEA__database__NAME=giteadb
          GITEA__database__USER=gitea
          GITEA__database__PASSWD="{{postgresql_password}}"
        networks:
          - name: "{{container_network}}"
        volumes:
          - ./data:/var/lib/gitea
          - ./config:/etc/gitea
          - /etc/timezone:/etc/timezone:ro
          - /etc/localtime:/etc/localtime:ro
        working_dir: "{{gitea_directory}}"