docker: simplify, use dist-based vars

roles/bootstrap/defaults/main.yml

@@ -2,7 +2,10 @@
 DEFAULT_PKGS:
   - sudo
   - vim
+  - vim-default-editor
 UNWANTED_PKGS:
   - earlyoom
   - power-profiles-daemon
   - nano
+  - nano-default-editor
+  - systemd-oomd-defaults

roles/bootstrap/tasks/dnf.yml

@@ -1,29 +1,38 @@
 ---
-- name: raise max_parallel_downloads to 20
-  lineinfile:
+- name: Raise max_parallel_downloads to 20
+  become: true
+  ansible.builtin.lineinfile:
     path: /etc/dnf/dnf.conf
     regexp: "^max_parallel_downloads.="
     line: "max_parallel_downloads=20"
 
-- name: install dnf-automatic
-  package:
+- name: Prepare automatic upgrade w/ dnf-automatic
+  block:
+    - name: Install dnf-automatic
+      become: true
+      ansible.builtin.package:
         name: dnf-automatic
         state: present
 
-- name: configure dnf-automatic
+    - name: Configure dnf-automatic
       become: true
-  lineinfile:
+      ansible.builtin.lineinfile:
         path: /etc/dnf/automatic.conf
         state: present
         regexp: "{{ item.regexp }}"
         line: "{{ item.line }}"
       with_items:
-    - { regexp: '^upgrade_type.=', line: 'upgrade_type = security' }
+        - {regexp: '^upgrade_type.=', line: 'upgrade_type = default'}
         - {regexp: '^emit_via.=', line: 'emit_via = stdio,motd'}
-    - { regexp: '^apply_updates.=', line: 'apply_updates = yes' }
+        - {regexp: '^apply_updates.=', line: 'apply_updates = no'}
+        - {regexp: '^download_updates.=', line: 'download_updates = yes'}
 
-- name: enable dnf-automatic timer
-  systemd:
+    - name: Enable dnf-automatic timer
+      become: true
+      ansible.builtin.systemd:
         name: dnf-automatic.timer
         state: started
-    enabled: yes
+        enabled: true
+  when:
+    - auto_update is defined
+    - auto_update | bool

roles/bootstrap/tasks/main.yml

@@ -1,104 +1,141 @@
 ---
 - block:
 
-    - name: gather package facts
-      package_facts:
+    - name: Gather package facts
+      ansible.builtin.package_facts:
         manager: auto
 
-    - name: check if atomic
-      stat:
+    - name: Check if atomic
+      ansible.builtin.stat:
         path: /run/ostree-booted
       register: ostree
 
-    - name: check for cloud.cfg
-      stat:
+    - name: Check for cloud.cfg
+      ansible.builtin.stat:
         path: /etc/cloud/cloud.cfg
       register: cloudcfg
 
-    - name: set fact (atomic state)
-      set_fact:
+    - name: Set fact (atomic state)
+      ansible.builtin.set_fact:
         is_atomic: "{{ ostree.stat.exists }}"
 
-    - name: set fact (cloud.cfg state)
-      set_fact:
+    - name: Set fact (cloud.cfg state)
+      ansible.builtin.set_fact:
         is_cloudy: "{{ cloudcfg.stat.exists }}"
 
-    - name: include dnf tasks
+    - name: Include dnf tasks
       include_tasks: dnf.yml
       when: (ansible_distribution in ["Fedora"] and not is_atomic) or (ansible_distribution in ["RedHat", "Red Hat Enterprise Linux", "CentOS"] and ansible_distribution_major_version is version('8', '>='))
 
-    - name: install prereqs
-      package:
+    - name: Remove unwanted packages
+      become: true
+      ansible.builtin.package:
+        name: "{{ item }}"
+        state: absent
+      when: "(item in ansible_facts.packages)"
+      with_items: "{{ UNWANTED_PKGS }}" # see roles/bootstrap/defaults/main.yml
+
+    - name: Install prereqs
+      become: true
+      ansible.builtin.package:
         name: "{{ DEFAULT_PKGS | difference(ansible_facts.packages) }}"
         state: installed
       when: (ansible_distribution in ["CentOS", "Red Hat Enterprise Linux", "RedHat", "Fedora"] and not is_atomic)
 
-    - name: disable fastestmirror (fedora - non-atomic)
-      lineinfile:
+    - name: Disable fastestmirror (fedora - non-atomic)
+      become: true
+      ansible.builtin.lineinfile:
         path: /etc/dnf/dnf.conf
         regexp: "^fastestmirror="
         line: "fastestmirror=False"
       when: ansible_distribution in ["Fedora"] and not is_atomic
 
-    - name: remove update_etc_hosts from cloud.cfg
-      lineinfile:
+    - name: Remove update_etc_hosts from cloud.cfg
+      become: true
+      ansible.builtin.lineinfile:
         line: ' - update_etc_hosts'
         path: /etc/cloud/cloud.cfg
         state: absent
       when: is_cloudy|bool
 
-    - name: add all hosts to /etc/hosts
-      lineinfile:
+    - name: Add all hosts to /etc/hosts
+      become: true
+      ansible.builtin.lineinfile:
         path: /etc/hosts
         state: present
         line: "{{ hostvars[item].ip | default('127.0.0.1') }} {{ hostvars[item].ansible_hostname }}"
         regexp: "^{{ hostvars[item].ip | default('127.0.0.1') }}.*{{ hostvars[item].ansible_hostname }}$"
       with_items: "{{ groups.all }}"
 
-    - name: set hostname to match inventory
-      hostname:
+    - name: Set hostname to match inventory
+      ansible.builtin.hostname:
         name: "{{ inventory_hostname }}"
       register: hostname_change
 
-    - name: remove requiretty
-      lineinfile:
+    - name: Remove requiretty
+      become: true
+      ansible.builtin.lineinfile:
         regexp: '^\w+\s+requiretty'
         path: /etc/sudoers
         state: absent
 
-    - name: import epel GPG key
-      rpm_key:
+    - name: Import EPEL GPG key
+      become: true
+      ansible.builtin.rpm_key:
         state: present
         key: https://getfedora.org/static/fedora.gpg
       when: ansible_distribution in ['Red Hat Enterprise Linux', 'RedHat'] and not is_atomic
 
-    - name: install epel (dist pkg)
-      package:
+    - name: Install EPEL (dist pkg)
+      become: true
+      ansible.builtin.package:
         name: epel-release
-        state: latest
+        state: present
       when: ansible_distribution in ['CentOS'] and not is_atomic
 
-    - name: install epel (upstream pkg)
-      package:
+    - name: Install EPEL (upstream pkg)
+      become: true
+      ansible.builtin.package:
         name: "https://dl.fedoraproject.org/pub/epel/epel-release-latest-{{ ansible_distribution_major_version }}.noarch.rpm"
         state: present
       when: ansible_distribution in ['Red Hat Enterprise Linux', 'RedHat'] and not is_atomic
 
-    - name: remove unwanted packages
-      package:
-        name: "{{ item }}"
-        state: absent
-      when: "(item in ansible_facts.packages)"
-      with_items: "{{ UNWANTED_PKGS }}" # see roles/bootstrap/defaults/main.yml
-
-    - name: disable NetworkManager phoning home on Fedora
-      file:
+    - name: Disable NetworkManager phoning home on Fedora
+      become: true
+      ansible.builtin.file:
         path: /etc/NetworkManager/conf.d/20-connectivity-fedora.conf
         access_time: preserve # make this properly idempotent, register no change when file exists
         modification_time: preserve # ^
         state: touch
-        mode: 0644
+        mode: '0644'
       when: (ansible_distribution in ['Fedora'] and not is_atomic) and ('NetworkManager' in ansible_facts.packages)
 
+    - name: Ensure systemd-oomd service and socket are disabled and stopped
+      become: true
+      ansible.builtin.systemd:
+        name: "{{ item }}"
+        state: stopped
+        enabled: false
+      with_items:
+        - systemd-oomd.service
+        - systemd-oomd.socket
+      when: (ansible_distribution in ['Fedora'] and not is_atomic)
+
+    - name: Ensure systemd-oomd service and socket are masked
+      become: true
+      ansible.builtin.systemd:
+        name: "{{ item }}"
+        masked: true
+      with_items:
+        - systemd-oomd.service
+        - systemd-oomd.socket
+      when: (ansible_distribution in ['Fedora'] and not is_atomic)
+
+    - name: Ensure systemd-oomd-defaults package is removed
+      become: true
+      ansible.builtin.package:
+        name: systemd-oomd-defaults
+        state: absent
+
   tags:
     - bootstrap

roles/create-user/defaults/main.yml

@@ -1,3 +1,13 @@
 ---
 create_username: "{{ lookup('env','USER') }}"
 create_pwgen: "{{ lookup('password', '/dev/null chars=ascii_letters,digits,hexdigits,punctuation length=32') }}"
+sudo_group_by_fam:
+  Debian: sudo
+  RedHat: wheel
+created_users_groups: # sorted by os_family
+  Debian:
+    - "{{ sudo_group_by_fam[ansible_os_family] }}"
+  RedHat:
+    - "{{ sudo_group_by_fam[ansible_os_family] }}"
+    - adm
+    - disk

roles/create-user/handlers/main.yml

@@ -0,0 +1,3 @@
+- name: print generated password
+  debug:
+    var: create_pwgen

roles/create-user/tasks/deb.yml

@@ -1,23 +0,0 @@
----
-
-- name: creating user {{ create_username }} in sudo group (Debian/Ubuntu)
-  user:
-    name: "{{ create_username }}"
-    password: "{{ create_pwgen | password_hash('sha512') }}"
-    state: present
-    shell: /bin/bash
-    groups: sudo
-    append: yes
-    generate_ssh_key: yes
-    ssh_key_bits: 2048
-    ssh_key_file: .ssh/id_rsa
-    update_password: on_create
-  register: user_created
-
-- name: enable nopasswd sudo (Debian/Ubuntu)
-  lineinfile:
-    dest: /etc/sudoers
-    regexp: '^%sudo'
-    line: "%sudo   ALL=(ALL:ALL) NOPASSWD:ALL"
-    state: present
-    validate: 'visudo -cf %s'

roles/create-user/tasks/el.yml

@@ -1,23 +0,0 @@
----
-
-- name: creating user {{ create_username }} in wheel group (RHEL/CentOS/Fedora)
-  user:
-    name: "{{ create_username }}"
-    password: "{{ create_pwgen | password_hash('sha512') }}"
-    state: present
-    shell: /bin/bash
-    groups: wheel
-    append: yes
-    generate_ssh_key: yes
-    ssh_key_bits: 2048
-    ssh_key_file: .ssh/id_rsa
-    update_password: on_create
-  register: user_created
-
-- name: enable nopasswd sudo (RHEL/CentOS/Fedora)
-  lineinfile:
-    dest: /etc/sudoers
-    regexp: '^%wheel'
-    line: "%wheel       ALL=(ALL)       NOPASSWD: ALL"
-    state: present
-    validate: 'visudo -cf %s'

roles/create-user/tasks/main.yml

@@ -1,21 +1,39 @@
 ---
 
-- include_tasks: deb.yml
-  when: ansible_distribution in ["Debian", "Ubuntu"]
+- name: Create user {{ create_username }}
+  become: true
+  user:
+    name: "{{ create_username }}"
+    password: "{{ create_pwgen | password_hash('sha512') }}"
+    state: present
+    shell: /bin/bash
+    groups: "{{ created_users_groups[ansible_os_family] }}"
+    append: true
+    generate_ssh_key: false
+    ssh_key_bits: 2048
+    ssh_key_file: .ssh/id_rsa
+    update_password: on_create
+  register: user_created
+  notify: print generated password
 
-- include_tasks: el.yml
-  when: ansible_distribution in ["CentOS", "Red Hat Enterprise Linux", "RedHat", "Fedora"]
-
-- name: print generated password for {{ create_username }} on each host
-  debug: var=create_pwgen
-  when: user_created is changed 
+- name: enable nopasswd sudo
+  become: true
+  lineinfile:
+    dest: /etc/sudoers
+    regexp: '^{{ create_username }}'
+    line: "{{ create_username }}   ALL=(ALL:ALL) NOPASSWD:ALL"
+    insertafter: '^%{{ sudo_group_by_fam[ansible_os_family] }}.*$'
+    state: present
+    validate: 'visudo -cf %s'
 
 - name: copy current pubkeys to ~{{ create_username }}/.ssh/authorized_keys
   authorized_key:
     user: "{{ create_username }}"
     state: present
     key: "{{ item }}"
+#    key: "{{ URL_PUBKEYS }}"
+  ignore_errors: true # doesn't support sk-ecdsa-sha2-nistp256 keys
   with_items:
-    - "{{ lookup('file','~/.ssh/id_ed25519.pub') }}"
-    - "{{ lookup('file','~/.ssh/id_rsa.pub') }}"
     - "{{ lookup('file','~/.ssh/id_ecdsa.pub') }}"
+#    - "{{ lookup('file','~/.ssh/id_ecdsa_sk.pub') }}"
+#    - "{{ lookup('file','~/.ssh/id_ed25519.pub') }}"

roles/docker/defaults/main.yml

@@ -0,0 +1,4 @@
+---
+docker_pkgs:
+  Ubuntu: docker.io
+  Fedora: moby-engine

roles/docker/tasks/main.yml

@@ -1,32 +1,13 @@
 ---
+# depends on create-user role / create_username var
 
-- name: install docker
-  package:
-    name: docker
-    state: latest
-  when: ansible_distribution in ["CentOS", "Fedora", "Red Hat Enterprise Linux", "RedHat"] and not is_atomic
-  register: docker_installed
+- name: "Install Docker"
+  ansible.builtin.package:
+    name: "{{ docker_pkgs[ansible_distribution] }}"
+    state: present
 
-- name: add {{ username }} to 'dockerroot' group
-  user:
-    name: "{{ username }}"
-    groups: dockerroot
-    append: yes
-  when: ansible_distribution in ["CentOS", "Red Hat Enterprise Linux", "RedHat"] and not is_atomic
-
-
-- name: copy daemon.json
-  copy:
-    src: roles/docker/files/daemon.json
-    dest: /etc/docker/daemon.json
-    owner: root
-    group: root
-    mode: 0644
-  when: ansible_distribution in ["CentOS", "Red Hat Enterprise Linux", "RedHat"] and not is_atomic
-
-- name: enable/start docker
-  service:
+- name: Enable/start docker
+  ansible.builtin.service:
     name: docker
     state: started
-    enabled: yes
-  when: ansible_distribution in ["CentOS", "Fedora", "Red Hat Enterprise Linux", "RedHat"] and not is_atomic
+    enabled: true

roles/fedora-upgrade/defaults/main.yml

@@ -1,4 +1,4 @@
 ---
-fedora_latest: 35
-fedora_minimum: 33
+fedora_latest: 38
+fedora_minimum: 36
 fedora_target: "{{ fedora_latest | int }}"

roles/hardening/handlers/main.yml

@@ -1,3 +1,4 @@
 ---
 - name: restart sshd
   systemd: name=sshd state=restarted
+  become: true

roles/hardening/tasks/centos-selinux.yml

@@ -1,13 +1,15 @@
 ---
 
 - name: Install required dependency libsemanage-python
+  become: true
   yum:
     name: libsemanage-python
-    state: latest
+    state: present
   when: (ansible_distribution_major_version is version('7', '='))
 
 - name: Install required dependency python3-policycoreutils
+  become: true
   dnf:
     name: python3-policycoreutils
-    state: latest
+    state: present
   when: (ansible_distribution_major_version is version('8', '>='))

roles/hardening/tasks/fedora-selinux.yml

@@ -1,13 +1,15 @@
 ---
 
 - name: Install required dependency python3-libsemanage
+  become: true
   dnf:
     name: python3-libsemanage
-    state: latest
+    state: present
   when: (ansible_distribution_major_version is version('31', '>='))
 
 - name: Install required dependency libsemanage-python
+  become: true
   dnf:
     name: libsemanage-python
-    state: latest
+    state: present
   when: (ansible_distribution_major_version is version('30', '<='))

roles/hardening/tasks/main.yml

@@ -2,48 +2,82 @@
 
 - name: include SELinux package tasks for EL (CentOS/RHEL)
   include_tasks: centos-selinux.yml
+  tags: selinux
   when: (ansible_distribution in ["CentOS" , "Red Hat Enterprise Linux", "RedHat"])
 
 - name: include SELinux package tasks for Fedora (non-atomic)
   include_tasks: fedora-selinux.yml
+  tags: selinux
   when: (ansible_distribution in ["Fedora"] and not is_atomic)
 
 # likely to break on non-RHEL/derivatives, could use improvement.
+- name: ensure firewalld is installed
+  become: true
+  package:
+    name: firewalld
+    state: present
+
 - name: enable firewalld
+  become: true
   service:
     name: firewalld
     state: started
-    enabled: yes
+    enabled: true
 
-- name: SSH - disable password auth
+- name: harden sshd
+  tags: harden_sshd
+  become: true
+  block:
+    - name: "SSH: disable password auth"
       lineinfile:
-    dest: /etc/ssh/sshd_config 
+        path: /etc/ssh/sshd_config
         regexp: "^PasswordAuthentication"
         line: "PasswordAuthentication no"
-    state: present
+        validate: '/usr/sbin/sshd -t -f %s'
       notify: restart sshd
-
-- name: SSH - config port 1181
+    - name: "SSH: config custom port"
       lineinfile:
         path: /etc/ssh/sshd_config
         regexp: '^Port '
-    line: 'Port 1181'
+        line: "Port {{ hardened_ssh_port }}"
         insertbefore: "(^|#)AddressFamily.*"
         validate: '/usr/sbin/sshd -t -f %s'
+      when: (hardened_ssh_port is defined)
+      notify: restart sshd
+    - name: "only allow root logins with keys"
+      lineinfile:
+        path: /etc/ssh/sshd_config
+        regexp: '^PermitRootLogin '
+        line: 'PermitRootLogin prohibit-password'
+        validate: '/usr/sbin/sshd -t -f %s'
+      notify: restart sshd
+    - name: "disallow keyboard interactive auth to address some PAM edge cases"
+      lineinfile:
+        path: /etc/ssh/sshd_config
+        regexp: '^KbdInteractiveAuthentication '
+        line: 'KbdInteractiveAuthentication no'
+        validate: '/usr/sbin/sshd -t -f %s'
       notify: restart sshd
 
-- name: allow custom SSH port in selinux
+- name: "permit custom SSH port ({{ hardened_ssh_port }})"
+  become: true
   seport:
-    ports: 1181
+    ports: "{{ hardened_ssh_port }}"
     proto: tcp
     setype: ssh_port_t
     state: present
-  when: (ansible_selinux is defined and ansible_selinux != False and ansible_selinux.status == 'enabled')
+  when:
+    - hardened_ssh_port is defined
+    - ansible_selinux is defined
+    - ansible_selinux.status == 'enabled'
+  tags: selinux
 
 # also likely to break on non-RHEL/derivatives, could use improvement too.
-- name: allow custom SSH port in firewalld
+- name: "firewalld: grant access to custom SSH port"
+  become: true
   firewalld:
-    port: 1181/tcp
-    permanent: yes
-    immediate: yes
+    port: "{{ hardened_ssh_port }}/tcp"
+    permanent: true
+    immediate: true
     state: enabled
+  when: (hardened_ssh_port is defined)

roles/install-packages/defaults/main.yml

@@ -22,5 +22,7 @@ EL_PKGS:
   - wget
   - cockpit
   - ioping
+  - kitty-terminfo
+  - dnf-plugin-system-upgrade
 DEB_PKGS:
   - dnsutils

roles/install-packages/tasks/deb.yml

@@ -1,6 +1,7 @@
 ---
 
 - name: install packages (Debian/Ubuntu)
+  become: true
   package:
     name: "{{ (COMMON_PKGS + DEB_PKGS) | difference(ansible_facts.packages) }}"
     state: present

roles/install-packages/tasks/el.yml

@@ -1,6 +1,7 @@
 ---
 
 - name: install packages (EPEL/Fedora)
+  become: true
   package:
     name: "{{ (COMMON_PKGS + EL_PKGS) | difference(ansible_facts.packages) }}"
     state: present

roles/install-packages/tasks/main.yml

@@ -5,16 +5,3 @@
 
 - include_tasks: el.yml
   when: ansible_distribution in ["CentOS" , "Red Hat Enterprise Linux", "RedHat", "Fedora"] and not is_atomic
-
-# Need an idempotent way to install packages on atomic
-# command module isn't idempotent and the package module insists on installing containers.
-
-#- name: install packages (fedora - atomic)
-#  command: rpm-ostree install '{{ item }}'
-#  with_items:
-#  - htop
-#  - vim
-#  - iperf3
-#  - strace
-#  - nmap
-#  when: ansible_distribution == 'Fedora' and is_atomic

roles/sysctl/tasks/main.yml

@@ -1,5 +0,0 @@
----
-- name: raise somaxconn
-  sysctl:
-    name: net.core.somaxconn
-    value: "1024"

roles/tmp-mount-fix/tasks/fix-enable.conf

@@ -1,3 +0,0 @@
-# Make 'systemctl enable tmp.mount' work:
-[Install]
-WantedBy=local-fs.target

roles/tmp-mount-fix/tasks/main.yml

@@ -1,20 +0,0 @@
----
-- block:
-    - name: create tmp.mount.d dir
-      file:
-        path: /etc/systemd/system/tmp.mount.d/
-        state: directory
-        mode: '0755'
-      register: tmpmnt_directory_state
-    - name: add drop-in fix
-      copy:
-        dest: "/etc/systemd/system/tmp.mount.d/fix-enable.conf"
-        src: "fix-enable.conf"
-      register: fix_enable_conf
-    - name: enable tmp.mount
-      systemd:
-        daemon_reload: yes
-        masked: no
-        name: tmp.mount
-        enabled: yes
-  when: (ansible_distribution in ["CentOS"] and ansible_distribution_major_version in ["8"]) or (ansible_distribution in ["Fedora"] and ansible_distribution_major_version in ["31", "32"])

roles/tuned/handlers/main.yml

@@ -3,3 +3,6 @@
   service:
     name: tuned
     state: restarted
+
+- name: enable tuned profile
+  command: "/usr/sbin/tuned-adm profile {{ tuned_custom_profile.name }}"

roles/tuned/tasks/configure-custom-profile.yml

@@ -1,5 +1,6 @@
 ---
 - name: create custom tuned profile directory
+  become: true
   file:
     path: "/etc/tuned/{{ tuned_custom_profile.name }}"
     state: directory
@@ -8,16 +9,14 @@
     mode: 0755
 
 - name: copy custom profile configuration file
+  become: true
   template:
     src: custom_profile.conf.j2
     dest: "/etc/tuned/{{ tuned_custom_profile.name }}/tuned.conf"
     owner: root
     group: root
     mode: 0644
-  notify: restart tuned
+  notify:
+    - restart tuned
+    - enable tuned profile
   register: tuned_custom_profile_template
-
-- name: set custom tuned profile
-  command: "/usr/sbin/tuned-adm profile {{ tuned_custom_profile.name }}"
-  when:
-    - tuned_custom_profile_template is changed

roles/tuned/tasks/main.yml

@@ -1,31 +1,35 @@
 ---
 
 - name: update apt caches
+  become: true
   apt:
-    update_cache: yes
+    update_cache: true
   when: (ansible_os_family in ["Debian"] )
 
 - name: install packages
+  become: true
   package:
     name: "{{ item }}"
-    state: latest
+    state: present
   with_items:
     - tuned
     - tuned-utils
 #    - tuned-profiles-realtime # only on Fedora?  not on centos 8 stream
 
 - name: start service
+  become: true
   service:
     name: tuned
-    enabled: yes
+    enabled: true
     state: started
 
 - name: get active tuned profile
+  become: true
   command: /usr/sbin/tuned-adm active
   register: tuned_active
   changed_when: false
   ignore_errors: true
 
-- name: deploy {{ tuned_custom_profile }} based on {{ tuned_base_profile }}
-  include: configure-custom-profile.yml
+- name: deploy custom tuned profiles
+  include_tasks: configure-custom-profile.yml
   when: (ansible_distribution in ["CentOS" , "Red Hat Enterprise Linux", "RedHat", "Fedora" ] and not is_atomic)

roles/update-packages/tasks/main.yml

@@ -32,6 +32,6 @@
         timeout: 300
         delay: 20
       when: host_reset is changed
-
+  become: true
   tags:
     - update

roles/zfs/defaults/main.yml

@@ -1,16 +0,0 @@
----
-zfs_disk: /dev/vdb
-zfs_arc_size_mb: "{{ (ansible_memtotal_mb * 0.20)|int|abs }}"
-zfs_arc_size_bytes: "{{ zfs_arc_size_mb }}000000"
-EL_ZFS_PKGS:
-  - kernel-devel
-  - "@Development tools"
-  - dkms
-  - libuuid-devel
-  - libblkid-devel
-  - libtirpc-devel
-  - openssl-devel
-  - zfs
-UBUNTU_ZFS_PKGS:
-  - zfsutils-linux
-  - zfs-initramfs

roles/zfs/tasks/el.yml

@@ -1,8 +0,0 @@
----
-
-- name: install zfs packages
-  package:
-    name: "{{ item }}"
-    state: present
-  with_items: "{{ EL_ZFS_PKGS | difference(ansible_facts.packages) }}"
-  register: zfs_installed

roles/zfs/tasks/main.yml

@@ -1,39 +0,0 @@
----
-
-- name: include zfs-release tasks (CentOS/RHEL/Fedora)
-  include_tasks: zfs-release.yml
-  when: ('zfs-release' not in ansible_facts.packages) and (ansible_distribution in ["CentOS" , "Red Hat Enterprise Linux", "RedHat", "Fedora" ])
-
-- name: include zfs installation tasks (Ubuntu)
-  include_tasks: ubuntu.yml
-  when: ansible_distribution in ["Ubuntu"]
-
-- name: include zfs installation tasks (CentOS/RHEL/Fedora)
-  include_tasks: el.yml
-  when: (ansible_distribution in ["CentOS" , "Red Hat Enterprise Linux", "RedHat", "Fedora" ] and not is_atomic)
-
-- name: load zfs module
-  modprobe:
-    name: zfs
-    state: present
-
-- name: add zfs to modules-load.d
-  copy:
-    dest: "/etc/modules-load.d/zfs.conf"
-    content: |
-      zfs
-  register: zfsload
-
-# does not adjust to 20% of each host, depends on consistency between hosts - inconsistency leads to disproportionate allocations
-- name: set zfs_arc_max to 20% of system memory
-  lineinfile:
-    path: "/etc/modprobe.d/zfs.conf"
-    regexp: '^options zfs zfs_arc_max='
-    line: 'options zfs zfs_arc_max="{{ zfs_arc_size_bytes }}"'
-    create: yes
-
-# really bad idempotence in here...
-#- name: create zpool
-#  command: "zpool create -f -O compression=lz4 data {{ zfs_disk }} -o ashift=13 -O secondarycache=all"
-#  args:
-#    creates: /etc/zvol/data/*

roles/zfs/tasks/ubuntu.yml

@@ -1,7 +0,0 @@
----
-
-- name: install ZFS packages
-  package:
-    name: "{{ item }}"
-    state: present
-  with_items: "{{ UBUNTU_ZFS_PKGS | difference(ansible_facts.packages) }}"

roles/zfs/tasks/zfs-release.yml

@@ -1,19 +0,0 @@
----
-
-- name: install zfs-release package (EPEL 7)
-  yum:
-    name: "http://download.zfsonlinux.org/epel/zfs-release.el7_7.noarch.rpm"
-    state: present
-  when: (ansible_distribution_major_version == "7")
-
-- name: install zfs-release package (EPEL 8)
-  yum:
-    name: "http://download.zfsonlinux.org/epel/zfs-release.el8_1.noarch.rpm"
-    state: present
-  when: (ansible_distribution_major_version == "8")
-
-- name: install/upgrade zfs-release package (Fedora)
-  dnf:
-    name: "http://download.zfsonlinux.org/fedora/zfs-release.fc{{ansible_distribution_major_version}}.noarch.rpm"
-    state: present
-  when: (ansible_distribution in ["Fedora"] and not is_atomic)