替换playbook中hosts: all

01.prepare.yml

@@ -1,5 +1,10 @@
 # [optional] to synchronize system time of nodes with 'chrony' 
-- hosts: all
+- hosts:
+  - kube-master
+  - kube-node
+  - etcd
+  - ex-lb
+  - chrony
   roles:
   - { role: chrony, when: "groups['chrony']|length > 0" }
 

24.restore.yml

@@ -23,7 +23,10 @@
   - deploy
 
 # pre-tasks on all nodes
-- hosts: all
+- hosts:
+  - kube-master
+  - kube-node
+  - etcd
   roles:
   - prepare
 

90.setup.yml

@@ -1,5 +1,10 @@
 # [optional] to synchronize time of nodes with 'chrony'
-- hosts: all
+- hosts:
+  - kube-master
+  - kube-node
+  - etcd
+  - ex-lb
+  - chrony
   roles:
   - { role: chrony, when: "groups['chrony']|length > 0" }
 

roles/chrony/chrony.yml

@@ -1,3 +1,8 @@
-- hosts: all
+- hosts:
+  - kube-master
+  - kube-node
+  - etcd
+  - ex-lb
+  - chrony
   roles:
   - { role: chrony, when: "groups['chrony']|length > 0" }

roles/os-harden/os-harden.yml

@@ -1,5 +1,10 @@
 # [可选]操作系统安全加固 https://github.com/dev-sec/ansible-os-hardening
-- hosts: all
+- hosts:
+  - kube-master
+  - kube-node
+  - etcd
+  - ex-lb
+  - chrony
   vars:
     os_security_users_allow: change_user
     os_auth_pam_passwdqc_enable: false