Ansible dockerimage docker模块使用记录
ansible docker dockerimage 使用官方文档docker: http://docs.ansible.com/ansible/docker_module.html
dokcer image: http://docs.ansible.com/ansible/docker_image_module.html
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#ansible inventory
# cat /etc/ansible/hosts
172.16.1.100
使用ansible-playbook pull docker基础镜像
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#yml 文件
# cat pullDocker.yml
- hosts: dockerserv
tasks:
- name: docker pull images
docker:
name: centos
image: centos:6.7
pull: always
# ansible-playbook pullDocker.yml
PLAY *************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ****************************************************
changed:
PLAY RECAP ********************************************************************
172.16.1.100 : ok=2 changed=1 unreachable=0 failed=0
# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
centos 6.7 d95b5ca17cc3 5 months ago 190.6 MB
ansible支持docker管理
使用dockerimage模块build docker image
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# playbook
# cat buildImageforDocker.yml
- hosts: dockerserv
become: yes
tasks:
- name: build image
docker_image: path="./tomcatDocker" name="zhangrr/tomcat" tag="7.0.53" state=present
# ll tomcatDocker/
总用量 138892
-rw-r--r-- 1 root root 322 3月31 17:25 Dockerfile
-rw-r--r-- 1 root root 142206292 3月31 17:25 jdk-8u31-linux-x64.rpm
-rw-r--r-- 1 root root 73 3月31 17:25 run.sh
drwxr-xr-x 9 root root 4096 3月31 17:25 tomcat
#Dockerfile
# cat tomcatDocker/Dockerfile
FROM centos:6.7
MAINTAINER zhangrr@live.cn
ENV CATALINA_HOME /tomcat
ENV JAVA_HOME /usr/java/jdk1.8.0_31
ADD tomcat /tomcat
ADD jdk-8u31-linux-x64.rpm /
RUN rpm -ivh jdk-8u31-linux-x64.rpm
RUN rm -rf jdk-8u31-linux-x64.rpm
ADD run.sh /run.sh
RUN chmod +x /run.sh
RUN chmod +x /tomcat/bin/*.sh
EXPOSE 8080
CMD ["/run.sh"]
#服务启动脚本
# cat tomcatDocker/run.sh
#!/bin/bash
/usr/sbin/sshd -D &
sh ${CATALINA_HOME}/bin/catalina.sh run
#执行构建
# ansible-playbook buildImageforDocker.yml
PLAY *************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ***********************************************************
changed:
PLAY RECAP ********************************************************************
172.16.1.100 : ok=2 changed=1 unreachable=0 failed=0
#查看构建结果
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# ansible dockerserv -a 'docker images '
172.16.1.100 | success | rc=0 >>
REPOSITORY TAG IMAGE ID CREATED SIZE
zhangrr/tomcat 7.0.53 ed84022e01d2 3 hours ago 676.8 MB
centos 6.7 d95b5ca17cc3 5 months ago 190.6 MB
# 使用ansible-playbook 启动容器
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# cat startContainer.yml
- hosts: dockerserv
remote_user: root
tasks:
- name: make tomcat logs directory
file: path=/data/tomcat-logs state=directory mode=0755
- name: start docker container
docker:
name: tomcat
image: zhangrr/tomcat:7.0.53
state: started
ports:
- 8081:8080
volumes:
- /data/tomcat-logs:/tomcat/logs
# ansible-playbook startContainer.yml
PLAY *************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ********************************************
changed:
TASK: ************************************************
changed:
PLAY RECAP ********************************************************************
172.16.1.100 : ok=3 changed=2 unreachable=0 failed=0
#查看容器状态
# ansible dockerserv -a 'docker ps -a '
172.16.1.100 | success | rc=0 >>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
fb2b650c145f zhangrr/tomcat:7.0.53 "/run.sh" 36 seconds ago Up 34 seconds 0.0.0.0:8081->8080/tcp tomcat
访问tomcat容器
# 停止容器
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- name: obsolete container
docker:
image: someuser/oldandbusted
state: stopped
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