temp

ansible-desktop.yml

@@ -1,7 +1,13 @@
 ---
-- name: Base playbook
+- name: docker-units playbook
   hosts: docker-units
   roles:
     - { role: common, become: true }
     - { role: docker, become: true }
+    - { role: docker-compose, become: true }
+
+- name: k8s playbook
+  hosts: docker-units
+  roles:
+    - { role: common, become: true }
 ...

hosts

@@ -1,8 +1,20 @@
+[k8s:children]
+k8s-master
+k8s-worker
+
+[k8s-master]
+k8s-master-01 ansible_host=192.168.1.180
+k8s-master-02 ansible_host=192.168.1.181
+
+[k8s-worker]
+k8s-worker-01 ansible_host=192.168.1.190
+k8s-worker-02 ansible_host=192.168.1.191
+
 [docker-units]
-10.10.10.6
-192.168.1.151
+homeassistant ansible_host=10.10.10.6
+pi-hole       ansible_host=192.168.1.151
 
-[docker-units:vars]
+[all:vars]
 ansible_connection=ssh
 ansible_ssh_private_key_file=/home/fedy95/.ssh/id_rsa
 ansible_user=fedy95

roles/common/tasks/main.yml

@@ -25,4 +25,14 @@
 
 - name: Upgrade installed packages
   apt: upgrade=yes
+
+- name: Disable all swaps from /proc/swaps
+  shell: |
+    swapoff --all
+
+- name: Disable SWAP in fstab
+   lineinfile:
+     path: /etc/fstab
+     regexp: 'swap'
+     state: absent
 ...

roles/docker/tasks/docker.yml

@@ -1,52 +0,0 @@
----
-- name: Update apt cache
-  apt:
-    update_cache: yes
-    cache_valid_time: "{{ aptcachetime }}"
-
-- name: Upgrade all apt packages
-  apt: upgrade=dist
-
-- name: Install docker packages
-  apt:
-    name: "{{ item }}"
-    state: present
-    update_cache: yes
-  loop:
-    - 'apt-transport-https'
-    - 'ca-certificates'
-    - 'curl'
-    - 'gnupg'
-    - 'lsb-release'
-
-- name: Add Docker GPG key
-  apt_key:
-    url: https://download.docker.com/linux/ubuntu/gpg
-    state: present
-
-- name: Add deb repository
-  apt_repository:
-    repo: deb https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable
-    state: present
-    update_cache: yes
-
-- name: Install docker
-  apt:
-    name: "{{ item }}"
-    state: present
-    update_cache: yes
-  loop:
-    - 'docker-ce'
-    - 'docker-ce-cli'
-    - 'containerd.io'
-
-- name: Ensure docker users are added to the docker group.
-  user:
-    name: "{{ item }}"
-    groups: docker
-    append: true
-  with_items: "{{ ansible_env.USER }}"
-
-- name: "Ensure Docker is {{ docker.start | ternary('started','stopped') }}"
-  service: name=docker state={{ docker.start | ternary('restarted','stopped') }} enabled={{ docker.service_enabled }}
-...

roles/docker/tasks/main.yml

@@ -1,4 +1,52 @@
 ---
-- include_tasks: docker.yml
-- include_tasks: docker-compose.yml
+- name: Update apt cache
+  apt:
+    update_cache: yes
+    cache_valid_time: "{{ aptcachetime }}"
+
+- name: Upgrade all apt packages
+  apt: upgrade=dist
+
+- name: Install docker packages
+  apt:
+    name: "{{ item }}"
+    state: present
+    update_cache: yes
+  loop:
+    - 'apt-transport-https'
+    - 'ca-certificates'
+    - 'curl'
+    - 'gnupg'
+    - 'lsb-release'
+
+- name: Add Docker GPG key
+  apt_key:
+    url: https://download.docker.com/linux/ubuntu/gpg
+    state: present
+
+- name: Add deb repository
+  apt_repository:
+    repo: deb https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable
+    state: present
+    update_cache: yes
+
+- name: Install docker
+  apt:
+    name: "{{ item }}"
+    state: present
+    update_cache: yes
+  loop:
+    - 'docker-ce'
+    - 'docker-ce-cli'
+    - 'containerd.io'
+
+- name: Ensure docker users are added to the docker group.
+  user:
+    name: "{{ item }}"
+    groups: docker
+    append: true
+  with_items: "{{ ansible_env.USER }}"
+
+- name: "Ensure Docker is {{ docker.start | ternary('started','stopped') }}"
+  service: name=docker state={{ docker.start | ternary('restarted','stopped') }} enabled={{ docker.service_enabled }}
 ...

roles/kube-dependencies/tasks/main.yml

@@ -0,0 +1,82 @@
+- hosts: k8s
+  - name: add Kubernetes apt-key
+      apt_key:
+        url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
+        state: present
+
+    - name: add Kubernetes' APT repository
+      apt_repository:
+        repo: deb http://apt.kubernetes.io/ kubernetes-xenial main
+        state: present
+        filename: 'kubernetes'
+
+    - name: install kubelet
+      apt:
+        name: kubelet={{ kube_version }}
+        state: present
+        update_cache: true
+
+    - name: install kubeadm
+      apt:
+        name: kubeadm={{ kube_version }}
+        state: present
+
+- hosts: k8s-master
+  become: yes
+  tasks:
+    - name: install kubectl
+      apt:
+        name: kubectl={{ kube_version }}
+        state: present
+        force: yes
+
+    - name: initialize the cluster
+      shell: kubeadm init --pod-network-cidr=10.244.0.0/16 >> cluster_initialized.txt
+      args:
+        chdir: $HOME
+        creates: cluster_initialized.txt
+
+    - name: create .kube directory
+      become: yes
+      become_user: ubuntu
+      file:
+        path: $HOME/.kube
+        state: directory
+        mode: 0755
+
+    - name: copy admin.conf to user's kube config
+      copy:
+        src: /etc/kubernetes/admin.conf
+        dest: /home/ubuntu/.kube/config
+        remote_src: yes
+        owner: ubuntu
+
+    - name: install Pod network
+      become: yes
+      become_user: ubuntu
+      shell: kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/a70459be0084506e4ec919aa1c114638878db11b/Documentation/kube-flannel.yml >> pod_network_setup.txt
+      args:
+        chdir: $HOME
+        creates: pod_network_setup.txt
+
+- hosts: k8s-master
+  become: yes
+  gather_facts: false
+  tasks:
+    - name: get join command
+      shell: kubeadm token create --print-join-command
+      register: join_command_raw
+
+    - name: set join command
+      set_fact:
+        join_command: "{{ join_command_raw.stdout_lines[0] }}"
+
+
+- hosts: k8s-workers
+  become: yes
+  tasks:
+    - name: join cluster
+      shell: "{{ hostvars['master'].join_command }} >> node_joined.txt"
+      args:
+        chdir: $HOME
+        creates: node_joined.txt

roles/kube-dependencies/vars/main.yml

@@ -0,0 +1,3 @@
+---
+kube_version: "1.14.0-00"
+...