---
- name: gen_bootstrap
  hosts: localhost
  gather_facts: false
  vars_files: main.yml
  tasks: 
    - name: Assert extra-vars are set
      ansible.builtin.assert:
        that:
          - item | length > 0
        msg: "{{ item }} environment variable must be set"
      with_items:
        - KEY
        - DOC_KEY
    
    - name: Assert environment variable is not empty
      ansible.builtin.include_tasks: "tasks/assert_env_var_not_empty.yml"
      with_items:
        - OS_AUTH_URL
        - OS_IDENTITY_API_VERSION
        - OS_TENANT_NAME
        - OS_USERNAME
        - OS_PASSWORD
        - OS_REGION_NAME
        - SECRETS_ARCHIVE_PASSPHRASE
        - DUPLICITY_PASSPHRASE

    - name: Download secrets.tar.gz.enc
      ansible.builtin.get_url:
        url: "https://{{ CLOUD_SERVER }}/s/{{ KEY }}/download?path=%2F&files=secrets.tar.gz.enc"
        dest: "{{ WORKDIR }}/secrets.tar.gz.enc"
    
    - name: Install openssh-client
      ansible.builtin.package:
        name: openssh-client
        state: present
    
    - name: Create /root/.ssh directory
      ansible.builtin.file:
        path: /root/.ssh
        state: directory
        mode: '0700'
    
    - name: Extract from secrets.tar.gz.enc
      shell: "openssl enc -aes-256-cbc -md md5 -pass env:SECRETS_ARCHIVE_PASSPHRASE -d -in {{ WORKDIR }}/secrets.tar.gz.enc | tar -zxv -C {{ WORKDIR }}"

    - name: Change SSH private key permissions
      ansible.builtin.file:
        path: /root/.ssh/id_rsa
        mode: '0400'

    - name: Retrieve documentation
      ansible.builtin.get_url:
        url: "https://{{ CLOUD_SERVER }}/s/{{ DOC_KEY }}/download"
        dest: "{{ WORKDIR }}/Documentation.md"

    - name: Copy new documentation
      ansible.builtin.copy:
        src: "{{ WORKDIR }}/Documentation.md"
        dest: "{{ WORKDIR }}/secrets/bootstrap/Documentation.md"
      register: copy_output

    - name: Create secrets.tar.gz.enc
      shell: "tar -czvpf - -C {{ WORKDIR }} secrets | openssl enc -aes-256-cbc -md md5 -pass env:SECRETS_ARCHIVE_PASSPHRASE -salt -out {{ WORKDIR }}/secrets.tar.gz.enc"
      when: copy_output is changed

    - name: Copy mail content
      ansible.builtin.copy:
        content: "Secrets archive has changed. New file attached."
        dest: "{{ WORKDIR }}/mail"
      when: copy_output is changed

    - name: Install python2
      ansible.builtin.package:
        name: python2
        state: present

    - name: Send mail with new secrets
      ansible.builtin.command: "/root/sendmail.py -a {{ WORKDIR }}/secrets.tar.gz.enc {{ WORKDIR }}/mail /root/mail_credentials.json"
      when: copy_output is changed

    - name: Copy new secrets in Nextcloud share
      ansible.builtin.copy:
        src: "{{ WORKDIR }}/secrets.tar.gz.enc"
        dest: /mnt/cloud/Passwords/secrets.tar.gz.enc
      when: copy_output is changed

    - name: Create /mnt/archives_critiques/secrets directory on serveur-appart
      ansible.builtin.file:
        path: /mnt/archives_critiques/secrets
        state: directory
        owner: yohan
        group: yohan
      remote_user: yohan
      vars:
        ansible_ssh_port: 2224
      delegate_to: chez-yohan.scimetis.net
      become: true

    - name: Get checksum of secrets.tar.gz.enc
      ansible.builtin.stat:
        path: "{{ WORKDIR }}/secrets.tar.gz.enc"
      register: stats_output

    - name: Copy new secrets on serveur-appart
      ansible.builtin.copy:
        src: "{{ WORKDIR }}/secrets.tar.gz.enc"
        dest: "/mnt/archives_critiques/secrets/secrets.tar.gz.enc-{{ stats_output.stat.checksum }}"
      remote_user: yohan
      vars:
        ansible_ssh_port: 2224
      delegate_to: chez-yohan.scimetis.net

    - name: Clone repo
      ansible.builtin.git:
        repo: 'https://{{ GIT_SERVER }}/yohan/{{ item }}.git'
        dest: "{{ WORKDIR }}/{{ item }}"
      with_items:
        - docker-nextcloud-stack
        - docker-reverse-proxy-stack
        - docker-reverse-proxy
        - docker-gogs-stack
        - docker-mysql-stack
        - docker-mysql
        - systemd-mount-cinder-volume

    - name: Create backup directory
      ansible.builtin.file:
        path: "{{ WORKDIR }}/backup"
        state: directory

    - name: Archive Git repository
      ansible.builtin.command: "tar -czf {{ WORKDIR }}/backup/{{ item }}.tar.gz -C {{ WORKDIR }} {{ item }}"
      with_items:
        - docker-nextcloud-stack
        - docker-reverse-proxy-stack
        - docker-reverse-proxy
        - docker-gogs-stack
        - docker-mysql-stack
        - docker-mysql
        - systemd-mount-cinder-volume

    - name: Copy secrets in backup directory
      ansible.builtin.copy:
        src: "{{ WORKDIR }}/secrets.tar.gz.enc"
        dest: "{{ WORKDIR }}/backup/secrets.tar.gz.enc"

# python3-swiftclient is a requirement of duplicity
    - name: Install python3-swiftclient
      ansible.builtin.package:
        name: python3-swiftclient
        state: present

    - name: Backup with duplicity
      ansible.builtin.command: "duplicity --num-retries 3 --full-if-older-than 1M --progress --archive-dir {{ ARCHIVE_DIR }} --name bootstrap --allow-source-mismatch '{{ WORKDIR }}/backup' swift://bootstrap"
      environment:
        SWIFT_AUTHURL: "{{ lookup('env','OS_AUTH_URL') }}"
        SWIFT_AUTHVERSION: "{{ lookup('env','OS_IDENTITY_API_VERSION') }}"
        SWIFT_TENANTNAME: "{{ lookup('env','OS_TENANT_NAME') }}"
        SWIFT_USERNAME: "{{ lookup('env','OS_USERNAME') }}"
        SWIFT_PASSWORD: "{{ lookup('env','OS_PASSWORD') }}"
        SWIFT_REGION_NAME: "{{ lookup('env','OS_REGION_NAME') }}"
        PASSPHRASE: "{{ lookup('env','DUPLICITY_PASSPHRASE') }}"

    - name: Clean old duplicity backups
      ansible.builtin.command: "duplicity remove-older-than 2M --archive-dir {{ ARCHIVE_DIR }} --name bootstrap --allow-source-mismatch --force swift://bootstrap"
      environment:
        SWIFT_AUTHURL: "{{ lookup('env','OS_AUTH_URL') }}"
        SWIFT_AUTHVERSION: "{{ lookup('env','OS_IDENTITY_API_VERSION') }}"
        SWIFT_TENANTNAME: "{{ lookup('env','OS_TENANT_NAME') }}"
        SWIFT_USERNAME: "{{ lookup('env','OS_USERNAME') }}"
        SWIFT_PASSWORD: "{{ lookup('env','OS_PASSWORD') }}"
        SWIFT_REGION_NAME: "{{ lookup('env','OS_REGION_NAME') }}"
        PASSPHRASE: "{{ lookup('env','DUPLICITY_PASSPHRASE') }}"