almost working...

ansible/k8s-master-playbook.yml

@@ -0,0 +1,145 @@
+---
+- hosts: k8s_master 
+  become: true
+  tasks:
+  - name: Install packages that allow apt to be used over HTTPS
+    apt:
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+      - apt-transport-https
+      - ca-certificates
+      - curl
+      - gnupg-agent
+      - software-properties-common
+
+  - 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 focal stable
+      state: present
+
+  - name: Install docker and its dependecies
+    apt: 
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+      - docker-ce 
+      - docker-ce-cli 
+      - containerd.io
+    notify:
+      - docker status
+
+  - name: Add ubuntu user to docker group
+    user:
+      name: ubuntu 
+      group: docker
+
+  - name: Remove swapfile from /etc/fstab
+    mount:
+      name: "{{ item }}"
+      fstype: swap
+      state: absent
+    with_items:
+      - swap
+      - none
+
+  - name: Disable swap
+    command: swapoff -a
+    when: ansible_swaptotal_mb > 0
+
+  - name: Add Kubernetes apt key.
+    apt_key:
+      url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
+      state: present
+    register: add_repository_key
+    #ignore_errors: "{{ kubernetes_apt_ignore_key_error }}"
+
+  - name: Add Kubernetes repository.
+    # xenial repo is used for all debian derivates at this time
+    apt_repository:
+      repo: "deb http://apt.kubernetes.io/ kubernetes-xenial main"
+      state: present
+      update_cache: true
+
+#  - name: Add an apt signing key for Kubernetes
+#    apt_key:
+#      url: https://packages.cloud.google.com/apt/doc/apt-key.gpg 
+#      state: present
+#
+#  - name: Adding apt repository for Kubernetes
+#    apt_repository:
+#      repo: deb https://apt.kubernetes.io/ kubernetes-focal main
+#      state: present
+#      filename: kubernetes.list
+
+  - name: Install Kubernetes binaries
+    apt:
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+        - kubelet
+        - kubeadm
+        - kubectl
+
+  - name: Configure node ip
+    lineinfile:
+      path: /etc/default/kubelet
+      line: KUBELET_EXTRA_ARGS=--node-ip={{ node_ip }}
+      create: yes
+
+  - name: Restart kubelet
+    service:
+      name: kubelet
+      daemon_reload: yes
+      state: restarted
+
+  - name: Initialize the Kubernetes cluster using kubeadm
+    command: kubeadm init --apiserver-advertise-address={{ node_ip }} --apiserver-cert-extra-sans={{ node_ip }}  --node-name {{ vm_hostname }} --pod-network-cidr=192.168.0.0/16
+
+  - name: Setup kubeconfig for ubuntu user
+    command: "{{ item }}"
+    with_items:
+     - mkdir -p /home/ubuntu/.kube
+     - cp -i /etc/kubernetes/admin.conf /home/ubuntu/.kube/config
+     - chown ubuntu:ubuntu /home/ubuntu/.kube/config
+
+#  - name: Install calico pod network
+#    become: false
+#    command: kubectl create -f https://docs.projectcalico.org/v3.4/getting-started/kubernetes/installation/hosted/calico.yaml
+#
+  - name: Install the Tigera Calico operator and custom resource definitions.
+    become: false
+    command: kubectl create -f https://docs.projectcalico.org/manifests/tigera-operator.yaml
+
+  - name: Install Calico by creating the necessary custom resource.  
+    become: false
+    command: kubectl create -f https://docs.projectcalico.org/manifests/custom-resources.yaml
+
+  - name: Remove the taints on the master so that you can schedule pods on it. 
+    become: false
+    command: kubectl taint nodes --all node-role.kubernetes.io/master-
+
+
+  - name: Generate join command
+    command: kubeadm token create --print-join-command
+    register: join_command
+
+  - name: Copy join command to local file
+    local_action: copy content="{{ join_command.stdout_lines[0] }}" dest="./join-command"
+
+  handlers:
+  - name: docker status
+    service: name=docker state=started
+
+

ansible/k8s-slave-playbook.yml

@@ -0,0 +1,101 @@
+---
+- hosts: k8s_slaves 
+  become: true
+  tasks:
+  - name: Install packages that allow apt to be used over HTTPS
+    apt:
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+      - apt-transport-https
+      - ca-certificates
+      - curl
+      - gnupg-agent
+      - software-properties-common
+
+  - 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 xenial stable
+      state: present
+
+  - name: Install docker and its dependecies
+    apt: 
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+      - docker-ce 
+      - docker-ce-cli 
+      - containerd.io
+    notify:
+      - docker status
+
+  - name: Add vagrant user to docker group
+    user:
+      name: vagrant
+      group: docker
+
+  - name: Remove swapfile from /etc/fstab
+    mount:
+      name: "{{ item }}"
+      fstype: swap
+      state: absent
+    with_items:
+      - swap
+      - none
+
+  - name: Disable swap
+    command: swapoff -a
+    when: ansible_swaptotal_mb > 0
+
+  - name: Add an apt signing key for Kubernetes
+    apt_key:
+      url: https://packages.cloud.google.com/apt/doc/apt-key.gpg
+      state: present
+
+  - name: Adding apt repository for Kubernetes
+    apt_repository:
+      repo: deb https://apt.kubernetes.io/ kubernetes-xenial main
+      state: present
+      filename: kubernetes.list
+
+  - name: Install Kubernetes binaries
+    apt: 
+      name: "{{ packages }}"
+      state: present
+      update_cache: yes
+    vars:
+      packages:
+        - kubelet 
+        - kubeadm 
+        - kubectl
+
+  - name: Configure node ip
+    lineinfile:
+      create: true
+      path: /etc/default/kubelet
+      line: KUBELET_EXTRA_ARGS=--node-ip={{ node_ip }}
+
+  - name: Restart kubelet
+    service:
+      name: kubelet
+      daemon_reload: yes
+      state: restarted
+
+  - name: Copy the join command to server location
+    copy: src=join-command dest=/tmp/join-command.sh mode=0777
+
+  - name: Join the node to cluster
+    command: sh /tmp/join-command.sh
+
+  handlers:
+    - name: docker status
+      service: name=docker state=started