Switch vagrant test cluster runtime to use containerd directly

Signed-off-by: Stan Wong <swong394@gmail.com>

test/e2e/infra/vagrant/playbook/roles/common/handlers/main.yml

@@ -1,6 +1,6 @@
-- name: docker status
+- name: containerd status
   service:
-    name: docker
+    name: containerd
     state: started
 
 - name: kubelet status

test/e2e/infra/vagrant/playbook/roles/common/tasks/busybox.yml

@@ -1,11 +1,3 @@
 - name: Pull busybox:latest docker image (Ansible < '2.8.0')
-  docker_image:
-    name: busybox:latest
-    pull: yes
-  when: ansible_version.full is version_compare('2.8.0', '<')
-
-- name: Pull busybox:latest docker image (Ansible >= '2.8.0')
-  docker_image:
-    name: busybox:latest
-    source: pull
-  when: ansible_version.full is version_compare('2.8.0', '>=')
+  ansible.builtin.command: ctr image pull docker.io/library/busybox:latest
+

test/e2e/infra/vagrant/playbook/roles/common/tasks/containerd.yml

@@ -0,0 +1,63 @@
+- name: Get ubuntu release
+  shell: lsb_release -cs
+  register: release
+  changed_when: False
+
+- name: Add an apt signing key for Docker
+  apt_key:
+    url: https://download.docker.com/linux/ubuntu/gpg
+    state: present
+
+- name: Add apt repository for stable version
+  apt_repository:
+    repo: deb [arch=amd64] https://download.docker.com/linux/ubuntu {{ release.stdout }} stable
+    state: present
+
+- name: Loading required kernel modules on boot
+  template: 
+    src: templates/containerd_modules.conf.j2
+    dest: /etc/modules-load.d/containerd.conf
+
+- name: Load overlay kernel module
+  modprobe:
+    name: overlay
+    state: present
+
+- name: Load br_netfilter kernel module
+  modprobe:
+    name: br_netfilter
+    state: present
+
+- name: Configure sysctl
+  sysctl:
+    name: "{{ item.name }}"
+    value: "{{ item.value }}"
+    state: present
+    sysctl_file: /etc/sysctl.d/99-kubernetes-cri.conf
+    reload: yes
+  with_items: 
+    - { name: net.bridge.bridge-nf-call-iptables, value: 1 }
+    - { name: net.ipv4.ip_forward, value: 1 }
+    - { name: net.bridge.bridge-nf-call-ip6tables, value: 1 }
+
+- name: Install containerd
+  apt:
+    name: containerd.io
+    state: present
+    update_cache: yes
+    force_apt_get: yes
+  notify:
+    - containerd status
+
+- name: Create containerd daemon configuration from template
+  template:
+    src: templates/containerd.conf.j2
+    dest: /etc/containerd/config.toml
+  register: containerd_config
+
+- name: Restart containerd
+  service:
+    name: containerd
+    daemon_reload: yes
+    state: restarted
+  when: containerd_config.changed

test/e2e/infra/vagrant/playbook/roles/common/tasks/main.yml

@@ -4,7 +4,7 @@
 
 - import_tasks: base.yml
 
-- import_tasks: docker.yml
+- import_tasks: containerd.yml
 
 - import_tasks: busybox.yml
 

test/e2e/infra/vagrant/playbook/roles/common/templates/containerd.conf.j2

@@ -0,0 +1,41 @@
+root = "/var/lib/containerd"
+state = "/run/containerd"
+oom_score = 0
+imports = ["/etc/containerd/runtime_*.toml", "./debug.toml"]
+
+[grpc]
+  address = "/run/containerd/containerd.sock"
+  uid = 0
+  gid = 0
+
+[debug]
+  address = "/run/containerd/debug.sock"
+  uid = 0
+  gid = 0
+  level = "info"
+
+[metrics]
+  address = ""
+  grpc_histogram = false
+
+[cgroup]
+  path = ""
+
+[plugins]
+  [plugins.cgroups]
+    no_prometheus = false
+  [plugins.diff]
+    default = ["walking"]
+  [plugins.linux]
+    shim = "containerd-shim"
+    runtime = "runc"
+    runtime_root = ""
+    no_shim = false
+    shim_debug = false
+  [plugins.scheduler]
+    pause_threshold = 0.02
+    deletion_threshold = 0
+    mutation_threshold = 100
+    schedule_delay = 0
+    startup_delay = "100ms"
+

test/e2e/infra/vagrant/playbook/roles/common/templates/containerd_modules.conf.j2

@@ -0,0 +1,2 @@
+overlay
+br_netfilter