First release

defaults/main.yml

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+---
+crio_debug: false

handlers/main.yml

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+---
+- name: Restart cri-o
+  service: name=cri-o state=restarted
+

meta/main.yml

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+#---
+#dependencies:
+#  - { role: yumrepo }
+#  - { role: yum }

tasks/main.yml

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+---
+- name: Include vars for {{ ansible_os_family }}
+  include_vars: "{{ ansible_os_family }}.yml"
+
+- name: Configuring kernel module to be load on boot
+  template:
+    src: "etc/modules-load.d/{{ item }}.conf.j2"
+    dest: "/etc/modules-load.d/{{ item }}.conf"
+    group: root
+    owner: root
+    mode: 0644
+  with_items:
+    - "br_netfilter"
+    - "overlay"
+
+- name: Load kernel module
+  modprobe:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - br_netfilter
+    - overlay
+
+- sysctl:
+    name: "{{ item }}"
+    value: "1"
+    sysctl_file: /etc/sysctl.d/99-kubernetes-cri.conf
+    reload: yes
+  with_items:
+    - "net.bridge.bridge-nf-call-iptables"
+    - "net.ipv4.ip_forward"
+    - "net.bridge.bridge-nf-call-ip6tables"
+
+- name: Install dnf-plugins-core package
+  package:
+    name: dnf-plugins-core
+    state: latest
+- name: Add container-selinux repository
+  command:
+    cmd: dnf -y copr enable rhcontainerbot/container-selinux
+    creates: /etc/yum.repos.d/_copr:copr.fedorainfracloud.org:rhcontainerbot:container-selinux.repo
+    warn: no
+- name: Install container-selinux GPG key
+  command: rpm --import https://download.copr.fedorainfracloud.org/results/rhcontainerbot/container-selinux/pubkey.gpg
+
+- name: Registering libcontainers repository
+  get_url:
+    url: https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/CentOS_8/devel:kubic:libcontainers:stable.repo
+    dest: /etc/yum.repos.d/devel:kubic:libcontainers:stable.repo
+    owner: root
+    group: root
+    mode: 0644
+- name: Install libcontainers GPG key
+  command: rpm --import http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/CentOS_8/repodata/repomd.xml.key
+
+- name: Registering CRI-O 1.18 repository
+  get_url:
+    url: http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable:/cri-o:/1.18:/1.18.0/CentOS_8/devel:kubic:libcontainers:stable:cri-o:1.18:1.18.0.repo
+    dest: /etc/yum.repos.d/devel:kubic:libcontainers:stable:cri-o:1.18:1.18.0.repo
+    owner: root
+    group: root
+    mode: 0644
+- name: Install CRI-O GPG key
+  command: rpm --import http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable:/cri-o:/1.18:/1.18.0/CentOS_8/repodata/repomd.xml.key
+
+- name: Install cri-o
+  package:
+    update_cache: yes
+
+- name: Install cri-o
+  package:
+    name: "{{ crio_package_name }}"
+    state: latest
+  notify: Restart cri-o
+
+- name: Enable cri-o on boot
+  service:
+    name: cri-o
+    state: started
+    enabled: yes
+
+
+- name: Ensuring /etc/crio/crio.conf.d folder exists
+  file:
+    path: "/etc/crio/crio.conf.d"
+    state: "directory"
+    group: root
+    owner: root
+    mode: 0755
+
+- name: Configuring cri-o
+  template:
+    src: "etc/crio/crio.conf.d/{{ item }}.j2"
+    dest: "/etc/crio/crio.conf.d/{{ item }}"
+    group: root
+    owner: root
+    mode: 0644
+  with_items:
+    - "01-cgroup-manager.conf"
+    - "01-log-level.conf"
+    - "01-metrics.conf"
+  notify: Restart containerd

templates/etc/crio/crio.conf.d/01-cgroup-manager.conf.j2

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+[crio.runtime]
+cgroup_manager = "systemd"

templates/etc/crio/crio.conf.d/01-log-level.conf.j2

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+[crio.runtime]
+log_level = "info"

templates/etc/crio/crio.conf.d/01-metrics.conf.j2

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+# A necessary configuration for Prometheus based metrics retrieval
+[crio.metrics]
+
+# Globally enable or disable metrics support.
+enable_metrics = true
+
+# The port on which the metrics server will listen.
+metrics_port = 9090

templates/etc/modules-load.d/br_netfilter.conf.j2

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+br_netfilter

templates/etc/modules-load.d/overlay.conf.j2

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+overlay

vars/RedHat.yml

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+---
+crio_package_name: 
+  - cri-o