From c09b07327b688a6a47f523a15c1a5c29d4f476d0 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sat, 7 May 2022 22:45:49 +0200
Subject: k8s: rename masters to control-plane nodes

---
 .../kubeadm/control-plane/tasks/main.yml           | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 roles/kubernetes/kubeadm/control-plane/tasks/main.yml

(limited to 'roles/kubernetes/kubeadm/control-plane/tasks/main.yml')

diff --git a/roles/kubernetes/kubeadm/control-plane/tasks/main.yml b/roles/kubernetes/kubeadm/control-plane/tasks/main.yml
new file mode 100644
index 00000000..d5bd378e
--- /dev/null
+++ b/roles/kubernetes/kubeadm/control-plane/tasks/main.yml
@@ -0,0 +1,76 @@
+---
+- name: create direcotry for encryption config
+  file:
+    name: /etc/kubernetes/encryption
+    state: directory
+    mode: 0700
+
+- name: install encryption config
+  template:
+    src: encryption-config.j2
+    dest: /etc/kubernetes/encryption/config
+    mode: 0600
+
+
+- name: install primary control-plane node
+  include_tasks: primary.yml
+  when: "'_kubernetes_primary_controlplane_node_' in group_names"
+
+- name: install secondary control-plane nodes
+  include_tasks: secondary.yml
+  when: "'_kubernetes_primary_controlplane_node_' not in group_names"
+
+
+- name: check if control-plane node is tainted (1/2)
+  command: "kubectl --kubeconfig /etc/kubernetes/admin.conf get node {{ inventory_hostname }} -o json"
+  check_mode: no
+  register: kubectl_get_node
+  changed_when: False
+
+- name: check if control-plane node is tainted (2/2)
+  set_fact:
+    kube_node_taints: "{% set node_info = kubectl_get_node.stdout | from_json %}{%if node_info.spec.taints is defined %}{{ node_info.spec.taints | map(attribute='key') | list }}{% endif %}"
+
+- name: remove taint from control-plane node
+  when: not kubernetes.dedicated_controlplane_nodes
+  block:
+  - name: remove control-plane taint from node
+    when: "'node-role.kubernetes.io/control-plane' in kube_node_taints"
+    command: "kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes {{ inventory_hostname }} node-role.kubernetes.io/control-plane-"
+
+  - name: remove deprecated master taint from node
+    when: "'node-role.kubernetes.io/master' in kube_node_taints"
+    command: "kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes {{ inventory_hostname }} node-role.kubernetes.io/master-"
+
+- name: add taint from control-plane node
+  when: kubernetes.dedicated_controlplane_nodes
+  block:
+  - name: add control-plane taint to node
+    when: "'node-role.kubernetes.io/control-plane' not in kube_node_taints"
+    command: "kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes {{ inventory_hostname }} node-role.kubernetes.io/control-plane='':NoSchedule"
+
+  - name: add deprecated master taint to node
+    when: "'node-role.kubernetes.io/master' not in kube_node_taints"
+    command: "kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes {{ inventory_hostname }} node-role.kubernetes.io/master='':NoSchedule"
+
+- name: prepare kubectl (1/2)
+  file:
+    name: /root/.kube
+    state: directory
+
+- name: prepare kubectl (2/2)
+  file:
+    dest: /root/.kube/config
+    src: /etc/kubernetes/admin.conf
+    state: link
+
+- name: add kubectl completion config for shells
+  loop:
+    - zsh
+    - bash
+  blockinfile:
+    path: "/root/.{{ item }}rc"
+    create: yes
+    marker: "### {mark} ANSIBLE MANAGED BLOCK for kubectl ###"
+    content: |
+      source <(kubectl completion {{ item }})
-- 
cgit v1.2.3