105 lines
3.2 KiB
YAML
Executable File
105 lines
3.2 KiB
YAML
Executable File
# https://www.reddit.com/r/ansible/comments/sn9l9d/microk8s_join_cluster_with_ansible/
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# https://canonical.com/microk8s/docs/getting-started
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# https://docs.ansible.com/projects/ansible/latest/collections/kubernetes/core/docsite/kubernetes_scenarios/scenario_k8s_object.html
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# https://www.reddit.com/r/kubernetes/comments/1cdfq13/microk8s_clustering_connection_filed_invalid/
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---
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- hosts: all
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become: true
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vars_files:
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- vars/default.yml
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tasks:
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- name: Update prerequisites
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apt:
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update_cache: true
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#Install dependencies
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- name: Install Snap packet
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apt:
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name: [ 'snap' ]
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state: present
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- name: Install microk8s for All Node
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become: true # needed if the other tasks are not played as root
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snap:
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name: microk8s
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classic: yes
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channel: stable
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# Control Node, create join key for worker joins
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- hosts: "controlnode"
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become: true
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tasks:
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# Create join key
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- name: Create join key
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# --token-ttl to avoid ERROR 500
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shell: microk8s add-node --token-ttl 300
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register: join_cluster
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run_once: true
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- name: Create persistent var
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set_fact:
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#join: "{{ join_cluster.stdout_lines[4] | regex_replace('10\\.0\\.2\\.15', '192.168.56.141') }}"
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join: "{{ join_cluster.stdout_lines[4] | regex_replace('[0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+', hostvars[groups['controlnode'][0]]['ansible_ssh_host']) }}"
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run_once: true
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# DEBUG: We want to see if we have the good IP or not, if not we cannot join the control
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# Normally, it will use eht0 or docker bridge IP so we have to change
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- name: Test var
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debug:
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var: join
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# Tâche 2 : Provisionnement du Worker node
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# Worker Node, join from Control Node
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- hosts: "workernode"
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become: true
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tasks:
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# Join clustor with
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- name: Join cluster
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# Have to use microk8s-controller here instead of a group controlnode
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#shell: "{{ hostvars['microk8s-controller']['join'] }}"
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# But because of it see the IP of the machine virtual, so we have to use IP of real host assigned
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shell: "{{ hostvars[groups['controlnode'][0]]['join'] }} --skip-verify"
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- hosts: "controlnode"
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become: true
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tasks:
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# Tâche 3: Déploiement d'un service dans le cluster
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#Install dependencies
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- name: Install Snap packet
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apt:
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name: [ 'python3-pip' ]
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state: present
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- name: Install kubernetes
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pip:
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name: kubernetes
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executable: pip3
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- name: Create Nginx pod
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kubernetes.core.k8s:
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kubeconfig: /var/snap/microk8s/current/credentials/client.config
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state: present
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definition:
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apiVersion: v1
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kind: Pod
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metadata:
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name: nginx-service
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namespace: default
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spec:
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containers:
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- name: nginx
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image: nginx:stable-alpine-perl
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#Tache 3.3: Vérifiez que le pod est bien déployé.
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- name: Verify nginx works
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kubernetes.core.k8s_info:
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kubeconfig: /var/snap/microk8s/current/credentials/client.config
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kind: Pod
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namespace: default
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register: nginx_info
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- name: Debug pod's infomations
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debug:
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var: nginx_info.resources |