algo/server.yml

---
- name: Configure the server and install required software
  hosts: vpn-host
  gather_facts: false
  become: true
  vars_files:
    - config.cfg
  tasks:
    - block:
        - name: Wait until the cloud-init completed
          wait_for:
            path: /var/lib/cloud/data/result.json
            delay: 10         # Conservative 10 second initial delay
            timeout: 480      # Reduce from 600 to 480 seconds (8 minutes)
            sleep: 10         # Check every 10 seconds (less aggressive)
            state: present
          become: false
          when: cloudinit

        - block:
            - name: Ensure the config directory exists
              file:
                dest: configs/{{ IP_subject_alt_name }}
                state: directory
                mode: "0700"

            - name: Dump the ssh config
              copy:
                dest: configs/{{ IP_subject_alt_name }}/ssh_config
                mode: "0600"
                content: |
                  Host {{ IP_subject_alt_name }} {{ algo_server_name }}
                    HostName {{ IP_subject_alt_name }}
                    User {{ ansible_ssh_user }}
                    Port {{ ansible_ssh_port }}
                    IdentitiesOnly yes
                    IdentityFile {{ SSH_keys.private | realpath }}
                    KeepAlive yes
                    ServerAliveInterval 30
          when: inventory_hostname != 'localhost'
          become: false
          delegate_to: localhost

        - import_role:
            name: common
          tags: common

        # Configure VPN services (parallel when performance_parallel_services enabled)
        - block:
            - name: Start DNS service configuration
              import_role:
                name: dns
              async: 300
              poll: 0
              register: dns_job
              when: algo_dns_adblocking or dns_encryption
              tags: dns

            - name: Start WireGuard service configuration
              import_role:
                name: wireguard
              async: 300
              poll: 0
              register: wireguard_job
              when: wireguard_enabled
              tags: wireguard

            - name: Start StrongSwan service configuration
              import_role:
                name: strongswan
              async: 300
              poll: 0
              register: strongswan_job
              when: ipsec_enabled
              tags: ipsec

            - name: Start SSH tunneling service configuration
              import_role:
                name: ssh_tunneling
              async: 300
              poll: 0
              register: ssh_tunneling_job
              when: algo_ssh_tunneling
              tags: ssh_tunneling

            - name: Wait for DNS service configuration to complete
              async_status:
                jid: "{{ dns_job.ansible_job_id }}"
              register: dns_result
              until: dns_result.finished
              retries: 60
              delay: 5
              when: dns_job.ansible_job_id is defined
              tags: dns

            - name: Wait for WireGuard service configuration to complete
              async_status:
                jid: "{{ wireguard_job.ansible_job_id }}"
              register: wireguard_result
              until: wireguard_result.finished
              retries: 60
              delay: 5
              when: wireguard_job.ansible_job_id is defined
              tags: wireguard

            - name: Wait for StrongSwan service configuration to complete
              async_status:
                jid: "{{ strongswan_job.ansible_job_id }}"
              register: strongswan_result
              until: strongswan_result.finished
              retries: 60
              delay: 5
              when: strongswan_job.ansible_job_id is defined
              tags: ipsec

            - name: Wait for SSH tunneling service configuration to complete
              async_status:
                jid: "{{ ssh_tunneling_job.ansible_job_id }}"
              register: ssh_tunneling_result
              until: ssh_tunneling_result.finished
              retries: 60
              delay: 5
              when: ssh_tunneling_job.ansible_job_id is defined
              tags: ssh_tunneling

            - name: Display VPN service completion status
              debug:
                msg: |
                  VPN Service Status Summary (Parallel Mode):
                  DNS: {{ 'COMPLETED' if (dns_result.rc | default(-1)) == 0 else 'FAILED' if dns_result.rc is defined else 'SKIPPED' }}
                  WireGuard: {{ 'COMPLETED' if (wireguard_result.rc | default(-1)) == 0 else 'FAILED' if wireguard_result.rc is defined else 'SKIPPED' }}
                  StrongSwan: {{ 'COMPLETED' if (strongswan_result.rc | default(-1)) == 0 else 'FAILED' if strongswan_result.rc is defined else 'SKIPPED' }}
                  SSH Tunneling: >-
                    {{ 'COMPLETED' if (ssh_tunneling_result.rc | default(-1)) == 0
                       else 'FAILED' if ssh_tunneling_result.rc is defined else 'SKIPPED' }}
              tags: vpn_services

            - name: Check for any VPN service failures
              fail:
                msg: |
                  One or more VPN services failed to configure properly.
                  Please check the detailed error messages above.
              when: >
                (dns_result.rc is defined and dns_result.rc != 0) or
                (wireguard_result.rc is defined and wireguard_result.rc != 0) or
                (strongswan_result.rc is defined and strongswan_result.rc != 0) or
                (ssh_tunneling_result.rc is defined and ssh_tunneling_result.rc != 0)
              tags: vpn_services
          when: performance_parallel_services | default(true)

        # Sequential service configuration (fallback)
        - import_role:
            name: dns
          when:
            - not (performance_parallel_services | default(true))
            - algo_dns_adblocking or dns_encryption
          tags: dns

        - import_role:
            name: wireguard
          when:
            - not (performance_parallel_services | default(true))
            - wireguard_enabled
          tags: wireguard

        - import_role:
            name: strongswan
          when:
            - not (performance_parallel_services | default(true))
            - ipsec_enabled
          tags: ipsec

        - import_role:
            name: ssh_tunneling
          when:
            - not (performance_parallel_services | default(true))
            - algo_ssh_tunneling
          tags: ssh_tunneling

        - block:
            - name: Dump the configuration
              copy:
                dest: configs/{{ IP_subject_alt_name }}/.config.yml
                content: |
                  server: {{ 'localhost' if inventory_hostname == 'localhost' else inventory_hostname }}
                  server_user: {{ ansible_ssh_user }}
                  ansible_ssh_port: "{{ ansible_ssh_port|default(22) }}"
                  {% if algo_provider != "local" %}
                  ansible_ssh_private_key_file: {{ SSH_keys.private }}
                  {% endif %}
                  algo_provider: {{ algo_provider }}
                  algo_server_name: {{ algo_server_name }}
                  algo_ondemand_cellular: {{ algo_ondemand_cellular }}
                  algo_ondemand_wifi: {{ algo_ondemand_wifi }}
                  algo_ondemand_wifi_exclude: {{ algo_ondemand_wifi_exclude }}
                  algo_dns_adblocking: {{ algo_dns_adblocking }}
                  algo_ssh_tunneling: {{ algo_ssh_tunneling }}
                  algo_store_pki: {{ algo_store_pki }}
                  IP_subject_alt_name: {{ IP_subject_alt_name }}
                  ipsec_enabled: {{ ipsec_enabled }}
                  wireguard_enabled: {{ wireguard_enabled }}
                  {% if tests|default(false)|bool %}
                  ca_password: '{{ CA_password }}'
                  p12_password: '{{ p12_export_password }}'
                  {% endif %}
              become: false
              delegate_to: localhost

            - name: Create a symlink if deploying to localhost
              file:
                src: "{{ IP_subject_alt_name }}"
                dest: configs/localhost
                state: link
                force: true
              when: inventory_hostname == 'localhost'

            - name: Import tmpfs tasks
              import_tasks: playbooks/tmpfs/umount.yml
              become: false
              delegate_to: localhost
              vars:
                facts: "{{ hostvars['localhost'] }}"
              when:
                - pki_in_tmpfs
                - not algo_store_pki

            - debug:
                msg:
                  - "{{ congrats.common.split('\n') }}"
                  - "    {{ congrats.p12_pass if algo_ssh_tunneling or ipsec_enabled else '' }}"
                  - "    {{ congrats.ca_key_pass if algo_store_pki and ipsec_enabled else '' }}"
                  - "    {{ congrats.ssh_access if algo_provider != 'local' else ''}}"
          tags: always
      rescue:
        - include_tasks: playbooks/rescue.yml