128 lines
3.5 KiB
YAML
128 lines
3.5 KiB
YAML
---
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- name: Include vars for not taint Kubernetes masters
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ansible.builtin.include_vars: masters.yml
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when:
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- kubernetes_master|bool
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- not kubernetes_master_taint|bool
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- name: Add master to KubernetesMasters_ClusterName group
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ansible.builtin.group_by:
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key: KubernetesMasters_{{ kubernetes_cluster_name }}
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check_mode: false
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when:
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- "'KubernetesMasters' in group_names"
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- name: Add node to KubernetesNodes_ClusterName group
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ansible.builtin.group_by:
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key: KubernetesNodes_{{ kubernetes_cluster_name }}
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check_mode: false
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when:
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- "'KubernetesNodes' in group_names"
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- name: Disable SWAP since kubernetes can't work with swap enabled (1/2)
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ansible.builtin.command: swapoff -a
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changed_when: false
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- name: Remove swapfile from /etc/fstab (2/2)
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ansible.posix.mount:
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name: swap
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fstype: swap
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state: absent
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- name: Create a thin pool for kubernetes
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community.general.lvol:
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vg: vg_sys
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thinpool: kubernetes
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size: "{{ lv_kubernetes_size | default('20g') }}"
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## Install API loadbalancer
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# - ansible.builtin.include_tasks: "load_balancer.yml"
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# when:
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# - kubernetes_master|bool
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# - groups['KubernetesMasters'] | length > 1
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- name: Kubernetes cluster with kubeadm
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ansible.builtin.include_tasks: "cluster_kubeadm.yml"
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when:
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- kubernetes_cri != "k3s"
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- name: Kubernetes cluster with k3s
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ansible.builtin.include_tasks: "cluster_k3s.yml"
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when:
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- kubernetes_cri == "k3s"
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#
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# At this point, we have a kubernetes up and running, but ready for it
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#
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- name: Make /root/.kube directory
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ansible.builtin.file:
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path: "/root/.kube"
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owner: root
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group: root
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mode: 0700
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state: directory
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when:
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- kubernetes_master|bool
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- name: Copy kubeconfig file from /etc/kubernetes/admin.conf
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ansible.builtin.copy:
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src: "/etc/kubernetes/admin.conf"
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dest: /root/.kube/config
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remote_src: true
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owner: root
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group: root
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mode: 0600
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when:
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- kubernetes_master|bool
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- kubernetes_cri != "k3s"
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- name: Copy kubeconfig file from /etc/rancher/k3s/k3s.yaml
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ansible.builtin.copy:
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src: "/etc/rancher/k3s/k3s.yaml"
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dest: /root/.kube/config
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remote_src: true
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owner: root
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group: root
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mode: 0600
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when:
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- kubernetes_master|bool
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- kubernetes_cri == "k3s"
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- name: Make link from /etc/rancher/k3s/k3s.yaml to /etc/kubernetes/admin.conf
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file:
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src: "/etc/rancher/k3s/k3s.yaml"
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state: link
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dest: "/etc/kubernetes/admin.conf"
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force: yes
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owner: root
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group: root
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when:
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- kubernetes_master|bool
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- kubernetes_cri == "k3s"
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#
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# Manque autoconfig de .kube/config local
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#
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# - name: Fetching CA certificat
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# ansible.builtin.copy:
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# src: /etc/kubernetes/pki/ca.crt
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# dest: /root/.kube/{{ kubernetes_cluster_name }}/ca.crt
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# when:
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# - kubernetes_master|bigip_pool
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# kubectl get nodes -o custom-columns=NAME:.metadata.name,TAINTS:.spec.taints --no-headers
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- name: Check if a node is still tainted
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ansible.builtin.command: kubectl --kubeconfig=/etc/kubernetes/admin.conf get nodes '{{ ansible_hostname | lower }}' -o jsonpath='{.spec.taints}'
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register: current_taint
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check_mode: false
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when:
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- kubernetes_master_taint|bool
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- name: Taint the machine if needed
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# ansible.builtin.command: kubectl --kubeconfig=/etc/kubernetes/admin.conf taint nodes --all node-role.kubernetes.io/master-
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ansible.builtin.command: kubectl --kubeconfig=/etc/kubernetes/admin.conf taint nodes '{{ ansible_hostname | lower }}' node-role.kubernetes.io/master-
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when:
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- kubernetes_master_taint|bool
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- current_taint.stdout
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