增加docker 配置文件

roles/docker/defaults/main.yml

@@ -0,0 +1,11 @@
+# 国内镜像加速
+
+REG_MIRROR_1: "https://registry.docker-cn.com"
+REG_MIRROR_2: "https://docker.mirrors.ustc.edu.cn"
+
+# docker日志相关
+
+LOG_DRIVER: "json-file"
+LOG_LEVEL: "warn"
+LOG_MAX_SIZE: "10m"
+LOG_MAX_FILE: 3

roles/docker/files/daemon.json

@@ -1,10 +0,0 @@
-{
-  "registry-mirrors": ["https://kuamavit.mirror.aliyuncs.com", "https://registry.docker-cn.com", "https://docker.mirrors.ustc.edu.cn"], 
-  "max-concurrent-downloads": 10,
-  "log-driver": "json-file",
-  "log-level": "warn",
-  "log-opts": {
-    "max-size": "10m",
-    "max-file": "3"
-    }
-}

roles/docker/tasks/main.yml

@@ -22,7 +22,7 @@
   copy: src=docker dest=/etc/bash_completion.d/docker mode=0644
 
 - name: docker国内镜像加速
-  copy: src=daemon.json dest=/etc/docker/daemon.json
+  template: src=daemon.json.j2 dest=/etc/docker/daemon.json
 
 - name: flush-iptables
   shell: "iptables -F && iptables -X \

roles/docker/templates/daemon.json.j2

@@ -0,0 +1,10 @@
+{
+  "registry-mirrors": ["{{ REG_MIRROR_1 }}", "{{ REG_MIRROR_2 }}"], 
+  "max-concurrent-downloads": 10,
+  "log-driver": "{{ LOG_DRIVER }}",
+  "log-level": "{{ LOG_LEVEL }}",
+  "log-opts": {
+    "max-size": "{{ LOG_MAX_SIZE }}",
+    "max-file": "{{ LOG_MAX_FILE }}"
+    }
+}

tools/init_vars.yml

@@ -11,6 +11,7 @@
     - cluster-addon
     - cluster-restore
     - cluster-storage
+    - docker 
     - flannel
     - helm
     - kube-node
@@ -28,6 +29,7 @@
     - cluster-addon
     - cluster-restore
     - cluster-storage
+    - docker 
     - flannel
     - helm
     - kube-node