Changed from Kubeadm to RKE for deployment

roles/rke/tasks/main.yml

@@ -0,0 +1,52 @@
+---
+- name: Create RKE directory
+  file:
+    path: "{{ rke_directory }}"
+    state: directory
+  delegate_to: localhost
+  run_once: true
+
+- name: Create RKE Configs directory
+  file:
+    path: "{{ rke_directory }}/configs"
+    state: directory
+  delegate_to: localhost
+  run_once: true
+
+- name: Install RKE
+  get_url:
+    dest: "{{ rke_directory }}/rke"
+    url: https://github.com/rancher/rke/releases/download/v{{ rke_version }}/rke_linux-amd64
+  delegate_to: localhost
+  run_once: true
+
+- name: Make RKE executable
+  file:
+    dest: "{{ rke_directory }}/rke"
+    mode: +x
+  delegate_to: localhost
+  run_once: true
+
+- name: Put RKE cluster config in place
+  template:
+    src: ../templates/rke-cluster-deployment.yaml.j2
+    dest: "{{ rke_directory }}/{{ rke_cluster_name }}.yaml"
+  delegate_to: localhost
+  run_once: true
+
+- name: Put RKE configs in place
+  template:
+    src: ../templates/rke-configs/{{ item }}.j2
+    dest: "{{ rke_directory }}/configs/{{ item }}"
+  with_items:
+    - kube-state-metrics-deployment.yaml
+    - kube-state-metrics-service.yaml
+    - kube-state-metrics-rbac.yaml
+  delegate_to: localhost
+  run_once: true
+
+- name: Run RKE
+  shell: >
+    bash -c "{{ rke_directory }}/rke up --config {{ rke_directory }}/{{ rke_cluster_name }}.yaml"
+  delegate_to: localhost
+  run_once: true

roles/rke/tasks/post-rke.yml

@@ -0,0 +1,12 @@
+---
+- name: Copy RKE kube config back to nodes after RKE run
+  copy:
+    src: "{{ rke_directory }}/kube_config_{{ rke_cluster_name }}.yaml"
+    dest: "{{ rke_node_directory }}/kube_config_{{ rke_cluster_name }}.yaml"
+  become: true 
+
+- name: Copy RKE cluster state back to nodes after RKE run
+  copy:
+    src: "{{ rke_directory }}/{{ rke_cluster_name }}.rkestate"
+    dest: "{{ rke_node_directory }}/{{ rke_cluster_name }}.rkestate"
+  become: true 

roles/rke/tasks/pre-rke.yml

@@ -0,0 +1,88 @@
+---
+- name: Update apt
+  apt: update_cache=yes
+  become: true
+
+- name: Install programs to add debian repositories
+  apt: name={{ item }}  state=present force=yes
+  with_items:
+    - curl
+    - apt-transport-https
+  become: true
+
+- name: Add kubernetes key
+  apt_key:
+    url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
+    state: present
+  become: true
+
+- name: Add kubernetes repo
+  apt_repository:
+    repo: deb https://apt.kubernetes.io/ kubernetes-xenial main
+    state: present
+  become: true
+
+- name: Add docker key
+  apt_key:
+    url: https://download.docker.com/linux/ubuntu/gpg
+    state: present
+  become: true
+
+- name: Add docker repo
+  apt_repository:
+    repo: deb [arch=amd64] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable
+    state: present
+  become: true
+
+- name: Update apt
+  apt: update_cache=yes
+  become: true
+
+- name: Install kubectl
+  apt: name={{ item }}  state=present force=yes
+  with_items:
+    - kubectl
+  become: true
+
+- name: Install docker-ce 
+  shell: >
+    apt-get install -y -qq docker-ce=$(apt-cache madison docker-ce | grep "{{ docker_ce_version_to_install }}" | awk {'print $3'})
+  become: true
+
+- name: Add standard user to docker group
+  shell: usermod -a -G docker {{ standard_user }}
+  become: true
+
+- name: Creates RKE directory on nodes
+  file:
+    path: "{{ rke_node_directory }}"
+    state: directory
+  become: true 
+
+- name: Check if RKE cluster state file exists
+  stat:
+    path: "{{ rke_node_directory }}/{{ rke_cluster_name }}.rkestate"
+  register: cluster_state_result
+  become: true 
+
+- name: Check if RKE kubeconfig file exists
+  stat:
+    path: "{{ rke_node_directory }}/kube_config_{{ rke_cluster_name }}.yaml"
+  register: kube_config_result
+  become: true 
+
+- name: Copy RKE cluster state back to local if it already exists 
+  fetch: 
+    src: "{{ rke_node_directory }}/{{ rke_cluster_name }}.rkestate"
+    dest: "{{ rke_directory }}/{{ rke_cluster_name }}.rkestate"
+    flat: yes
+  when: cluster_state_result.stat.exists == True 
+  become: true 
+
+- name: Copy RKE kube config if it already exists
+  fetch: 
+    src: "{{ rke_node_directory }}/kube_config_{{ rke_cluster_name }}.yaml"
+    dest: "{{ rke_directory }}/kube_config_{{ rke_cluster_name }}.yaml"
+    flat: yes
+  when: kube_config_result.stat.exists == True 
+  become: true