# All hosts are debian 10 or 11
---
# Common
- hosts: cloudlab,daily,homelab,irc
  become: yes
  handlers:
    - import_tasks: handlers.yml
  tasks:
    # Core
    - name: Set hostname
      hostname:
        name: "{{ hostname }}"

    - name: Install common packages
      apt:
        name:
          - apt-listchanges
          - beets
          - chrony
          - curl
          - dma
          - git
          - htop
          - iperf3
          - mosh
          - mutt
          - netcat-openbsd
          - nfs-common
          - nmap
          - oidentd
          - rsync
          - smartmontools
          - snapd
          - speedtest-cli
          - tmux
          - tor
          - unattended-upgrades
          - vim
        force_apt_get: yes
        update_cache: yes

    - name: Install rclone
      apt:
        deb: https://downloads.rclone.org/rclone-current-linux-amd64.deb
        force_apt_get: yes

    - name: Disable MOTDs
      file:
        path: /etc/update-motd.d/10-uname
        mode: '0644'

    - name: Set MOTD
      copy:
        src: files/motd
        dest: /etc/motd
        owner: root
        group: root
        mode: '0644'

    # No automatic reboots
    - name: Configure unattended-upgrades
      copy:
        src: files/50unattended-upgrades
        dest: /etc/apt/apt.conf.d/50unattended-upgrades
        owner: root
        group: root
        mode: '0644'

    - name: Enable auto-upgrades
      copy:
        src: files/20auto-upgrades
        dest: /etc/apt/apt.conf.d/20auto-upgrades
        owner: root
        group: root
        mode: '0644'

    - name: Disable power and reset buttons
      copy:
        src: files/logind.conf
        dest: /etc/systemd/logind.conf
        owner: root
        group: root
        mode: '0644'
      notify: Restart systemd-logind service

    - name: Set chrony ntp servers
      template:
        src: templates/chrony.conf.j2
        dest: /etc/chrony/chrony.conf
        owner: root
        group: root
        mode: '0644'
      notify: Restart chrony service

    # Core networking
    - name: Configure sshd_config to listen on 22/37121 and disable password auth
      copy:
        src: files/sshd_config
        dest: /etc/ssh/sshd_config
        owner: root
        group: root
        mode: '0644'
      notify: Restart sshd service

    - name: Configure dma
      copy:
        src: files/dma.conf
        dest: /etc/dma/dma.conf
        owner: root
        group: mail
        mode: '0640'

    - name: Configure dma auth
      template:
        src: templates/auth.conf.j2
        dest: /etc/dma/auth.conf
        owner: root
        group: mail
        mode: '0640'
      when: dma_auth is defined

    ## Changes will take effect during next reboot, does not effect static IPs
    - name: Configure sysctl with IPv6 privacy extensions
      template:
        src: templates/local.conf.j2
        dest: /etc/sysctl.d/local.conf
        owner: root
        group: root
        mode: '0644'

    - name: Configure smartd
      copy:
        src: files/smartd.conf
        dest: /etc/smartd.conf
        owner: root
        group: root
        mode: '0644'
      notify: Restart and enable smartd

    - name: Install tor config
      copy:
        src: files/torrc
        dest: /etc/tor/torrc
        owner: root
        group: root
        mode: '0644'
      notify: Restart and enable tor

    - debug:
        msg: Manually get tor hostname

# Common dynamic settings
- hosts: cloudlab,daily,homelab
  become: yes
  handlers:
    - import_tasks: handlers.yml
  tasks:
    - name: Copy Dynamic DNS script
      template:
        src: templates/gandi-ddns.sh.j2
        dest: /usr/local/bin/gandi-ddns.sh
        owner: root
        group: root
        mode: '0755'
      when: gandi_api_key is defined

    - name: Add Dynamic DNS cronjob
      cron:
        name: "Update dynamic dns"
        job: /usr/local/bin/gandi-ddns.sh
        special_time: daily
        user: root
      when: gandi_api_key is defined

# Docker
- hosts: homelab,irc
  become: yes
  tasks:
    - name: Add Docker GPG key
      apt_key:
        url: https://download.docker.com/linux/debian/gpg

    - name: Add Docker APT repository
      apt_repository:
        repo: deb [arch=amd64] https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable

    - name: Install Docker CE
      apt:
        name:
          - docker-ce
          - docker-ce-cli
          - containerd.io
        force_apt_get: yes
        update_cache: yes

    - name: Add admin to docker group
      user:
        name: "{{ admin }}"
        groups: docker
        append: yes

# Proxy config
- hosts: cloudlab
  become: yes
  tasks:
    ## Changes will take effect during next reboot
    - name: Configure sysctl to reject RA acceptance
      template:
        src: templates/disablera.conf.j2
        dest: /etc/sysctl.d/disablera.conf
        owner: root
        group: root
        mode: '0644'

    - name: Add HAProxy GPG key
      apt_key:
        url: https://haproxy.debian.net/bernat.debian.org.gpg

    - name: Add HAProxy APT repository
      apt_repository:
        repo: deb http://haproxy.debian.net buster-backports-2.2 main

    - name: Install HAProxy
      apt:
        name: haproxy
        state: present
        force_apt_get: yes
        update_cache: yes

    - name: Install HAProxy proxy config
      copy:
        src: files/{{ inventory_hostname }}/haproxy.cfg
        dest: /etc/haproxy/haproxy.cfg
        owner: root
        group: root
        mode: '0644'
      notify: Restart haproxy

# Compute config
- hosts: homelab
  become: yes
  handlers:
    - import_tasks: handlers.yml
  tasks:
    - name: Install zfs-zed
      apt:
        name:
          - zfs-auto-snapshot
          - zfs-zed
        force_apt_get: yes
        update_cache: yes

    - name: Configure zfs-zed
      copy:
        src: files/zed.rc
        dest: /etc/zfs/zed.d/zed.rc
        owner: root
        group: root
        mode: '0644'
      notify: Restart zfs-zed

    - name: Install weekly bigdata scrub cron job
      cron:
        name: 'Weekly zfs pool status check'
        special_time: weekly
        job: '/usr/sbin/zpool status | mail -s "ZFS STATUS" paulsw.pw+alerts@gmail.com'
        user: root

    - name: Mount vtluug /media via sshfs
      mount:
        src: pew-media@dirtycow.vtluug.org:/nfs/cistern/share/media
        path: /media-vtluug
        fstype: fuse.sshfs
        opts: reconnect,allow_other,ro,_netdev,IdentityFile=/home/paul/.ssh/id_rsa_fast
        state: mounted

    # /home/paul/.ssh/id_rsa_fast must exist
    - name: Install sshtunnel systemd service
      copy:
        src: files/fogcutter/sshtunnel.service
        dest: /etc/systemd/system/sshtunnel.service
        owner: root
        group: root
        mode: '0644'
      notify: Load, start, and enable sshtunnel service

    - name: Install rclone
      apt:
        deb: https://downloads.rclone.org/rclone-current-linux-amd64.deb
        force_apt_get: yes
    
    - debug:
        msg: Manually configure rclone remote drive

    - name: Configure samba
      copy:
        src: files/smb.conf
        dest: /etc/samba/smb.conf
        owner: root
        group: root
        mode: '0644'
      notify: Restart smbd

    - debug:
        msg: Manually set samba password

# IRC config
- hosts: irc
  become: yes
  handlers:
    - import_tasks: handlers.yml
  tasks:
    - name: Install weechat systemd service
      copy:
        src: files/weechat.service
        dest: /etc/systemd/system/weechat.service
        owner: root
        group: root
        mode: '0644'
      notify: Enable weechat service