diff --git a/example/config.yml b/example/config.yml
index e6e3727..859c921 100644
--- a/example/config.yml
+++ b/example/config.yml
@@ -65,8 +65,9 @@ DOCKER_STORAGE_DIR: "/var/lib/docker"
 ENABLE_REMOTE_API: false
 
 # [docker]信任的HTTP仓库
-INSECURE_REG: '["http://easzlab.io.local:5000"]'
-
+INSECURE_REG:
+  - "http://easzlab.io.local:5000"
+  - "https://{{ HARBOR_REGISTRY }}"
 
 ############################
 # role:kube-master
diff --git a/playbooks/11.harbor.yml b/playbooks/11.harbor.yml
index 208e22e..a211de7 100644
--- a/playbooks/11.harbor.yml
+++ b/playbooks/11.harbor.yml
@@ -23,83 +23,11 @@
   - kube_master
   - kube_node
   tasks:
-  - name: Define 'harbor_hostname', a domain name
-    set_fact: harbor_hostname={{ HARBOR_DOMAIN }}
-    when: "HARBOR_DOMAIN != ''"
-
-  - name: Define 'harbor_hostname', an IP Addr
-    set_fact: harbor_hostname={{ groups['harbor'][0] }}
-    when: "HARBOR_DOMAIN == ''"
- 
-  - block:  
-      - block:  
-        - name: Creating cert dir for the docker daemon
-          file: name=/etc/docker/certs.d/{{ harbor_hostname }}:{{ HARBOR_TLS_PORT }} state=directory
-    
-        - name: Installing the HARBOR SERVER's CA cert for docker
-          copy:
-            src: "{{ base_dir }}/down/ca.pem"
-            dest: "/etc/docker/certs.d/{{ harbor_hostname }}:{{ HARBOR_TLS_PORT }}/ca.crt"
-        when: CONTAINER_RUNTIME == 'docker'
-
-      - block:  
-        - name: Installing the HARBOR SERVER's CA cert on k8s nodes
-          copy: src={{ base_dir }}/down/ca.pem dest=/usr/share/ca-certificates/harbor-ca.crt
-
-        - name: Add the HARBOR SERVER's CA cert 
-          lineinfile:
-            dest: /etc/ca-certificates.conf
-            state: present
-            regexp: 'harbor-ca'
-            line: 'harbor-ca.crt'
-
-        - name: Update the trusted ca-certificates
-          shell: 'update-ca-certificates'
-
-        - name: restart containerd
-          service: name=containerd state=restarted
-        when:
-        - 'CONTAINER_RUNTIME == "containerd"'
-        - 'ansible_distribution == "Ubuntu"'
-
-      - block:  
-        - name: Installing the HARBOR SERVER's CA cert on k8s nodes
-          copy: src={{ base_dir }}/down/ca.pem dest=/etc/pki/ca-trust/source/anchors/harbor-ca.crt
-
-        - name: Update the trusted ca-certificates
-          shell: 'update-ca-trust'
-
-        - name: restart containerd
-          service: name=containerd state=restarted
-        when:
-        - 'CONTAINER_RUNTIME == "containerd"'
-        - 'ansible_distribution in ["CentOS","RedHat","Amazon","Aliyun"]'
-    when: 'HARBOR_SELF_SIGNED_CERT|bool' 
-
   # [optional] if you have a DNS server, add an 'A record' instead
   - name: Adding an '/etc/hosts' entry for the HARBOR DOMAIN
     lineinfile:
       dest: /etc/hosts
       state: present
-      regexp: '{{ harbor_hostname }}'
-      line: "{{ groups['harbor'][0] }} {{ harbor_hostname }}"
+      regexp: '{{ HARBOR_DOMAIN }}'
+      line: "{{ groups['harbor'][0] }} {{ HARBOR_DOMAIN }}"
     when: "hostvars[groups.harbor[0]]['HARBOR_DOMAIN'] != ''"
-  
-  # [optional] 使用 cloud-init 初始化的虚拟机，/etc/hosts 后会重启时被替换，需修改对应的模板文件 
-  - name: Adding cloud-init hosts template (debian) entry for the HARBOR DOMAIN
-    lineinfile:
-      dest: /etc/cloud/templates/hosts.debian.tmpl
-      state: present
-      regexp: '{{ harbor_hostname }}'
-      line: "{{ groups['harbor'][0] }} {{ harbor_hostname }}"
-    when: 'ansible_distribution in ["Ubuntu","Debian"]'
-    ignore_errors: true
-
-  - name: Adding cloud-init hosts template (redhat) entry for the HARBOR DOMAIN
-    lineinfile:
-      dest: /etc/cloud/templates/hosts.redhat.tmpl
-      state: present
-      regexp: '{{ harbor_hostname }}'
-      line: "{{ groups['harbor'][0] }} {{ harbor_hostname }}"
-    when: 'ansible_distribution in ["CentOS","RedHat","Amazon","Aliyun"]'
-    ignore_errors: true
\ No newline at end of file
diff --git a/roles/chrony/tasks/main.yml b/roles/chrony/tasks/main.yml
index b52fe77..3147651 100644
--- a/roles/chrony/tasks/main.yml
+++ b/roles/chrony/tasks/main.yml
@@ -5,14 +5,8 @@
   - "/var/lib/chrony"
   - "/var/log/chrony"
 
-- name: apt 卸载 ntp
-  shell: 'apt remove -y ntp'
-  when: 'ansible_distribution in ["Ubuntu","Debian"]'
-  ignore_errors: true
-
-- name: yum 卸载 ntp
-  shell: 'yum remove -y ntp'
-  when: 'ansible_distribution in ["CentOS","RedHat","Amazon","Aliyun"]'
+- name: 卸载 ntp
+  package: name=ntp state=absent
   ignore_errors: true
 
 - name: 下载二进制文件chronyd