no masters

setup/README.md

@@ -1,6 +1,6 @@
 # Setup up k8s cluster
 
-currently only supports single master, stacked etcd cluster with three to six worker nodes.
+currently only supports single controller, stacked etcd cluster with three to six worker nodes.
 
 run:
 

setup/generate-keys.sh

@@ -1,5 +1,5 @@
 cd host_vars
-for i in cluster-frontend cluster-master01 cluster-master02 cluster-master03 cluster-worker01 cluster-worker02 cluster-worker03 cluster-worker04 cluster-worker05 cluster-worker06
+for i in cluster-frontend cluster-control01 cluster-control02 cluster-control03 cluster-worker01 cluster-worker02 cluster-worker03 cluster-worker04 cluster-worker05 cluster-worker06
 do
   sed -i "s#^wg_secret_key.*#wg_secret_key: $(wg genkey)#" ${i}.yaml
   pubkey=$(cat ${i}.yaml | yq .wg_secret_key | sed 's/"//g' | wg pubkey)

setup/inventory.yaml

@@ -1,10 +1,10 @@
 [frontend]
 cluster-frontend ansible_ssh_host=
 
-[master]
-cluster-master01 ansible_ssh_host=
-#cluster-master02 ansible_ssh_host=
-#cluster-master03 ansible_ssh_host=
+[control]
+cluster-control01 ansible_ssh_host=
+#cluster-control02 ansible_ssh_host=
+#cluster-control03 ansible_ssh_host=
 
 [worker]
 cluster-worker01 ansible_ssh_host=

setup/setup.yml

@@ -106,7 +106,7 @@
         name: docker
         state: restarted
 
-- hosts: master
+- hosts: control
   tasks:
     - name: install haproxy
       apt:
@@ -129,13 +129,13 @@
         name: haproxy
         state: restarted
 
-- hosts: cluster-master01
+- hosts: cluster-control01
   tasks:
     - name: init kubeadm
       shell: kubeadm init --apiserver-advertise-address 10.42.23.11 --pod-network-cidr=10.244.0.0/16 > kubeadm.log
       args:
         creates: kubeadm.log
-    - name: fetch kubeadm.log from master
+    - name: fetch kubeadm.log from control
       fetch:
         src: kubeadm.log
         dest: kubeadm-{{ inventory_hostname }}.log
@@ -152,7 +152,7 @@
 - hosts: worker
   tasks:
     - name: fetch join command
-      command: tail -2 kubeadm-cluster-master01.log
+      command: tail -2 kubeadm-cluster-control01.log
       register: joincommand
       delegate_to: localhost
         

setup/templates/wg-k8s.conf

@@ -3,9 +3,9 @@ PrivateKey = {{ wg_secret_key }}
 ListenPort = 51820
 
 [Peer]
-Endpoint = {{ hostvars['cluster-master01'].ansible_ssh_host }}:51820
-PublicKey = {{ hostvars['cluster-master01'].wg_public_key }}
-AllowedIPs = {{ hostvars['cluster-master01'].wg_ip }}/32
+Endpoint = {{ hostvars['cluster-control01'].ansible_ssh_host }}:51820
+PublicKey = {{ hostvars['cluster-control01'].wg_public_key }}
+AllowedIPs = {{ hostvars['cluster-control01'].wg_ip }}/32
 
 [Peer]
 Endpoint = {{ hostvars['cluster-worker01'].ansible_ssh_host }}:51820