ansible部署tomcat及 include机制
、本文尝试着使用ansible部署tomcat，test为测试工程roles如下：
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$ pwd
/opt/lansgg/ansible_playbook
$ ls
hostsrolessite.yml
$ tree
.
├── hosts
├── roles
│ └── http
│ ├── default
│ ├── files
│ │ ├── apache-tomcat-7.0.68.tar.gz
│ │ ├── jdk-7u72-linux-x64.tar.gz
│ │ └── ROOT
│ │ └── test.html
│ ├── handlers
│ │ └── main.yml
│ ├── meta
│ │ └── test
│ │ └── test.html
│ ├── tasks
│ │ ├── bak.yml
│ │ └── main.yml
│ ├── templates
│ │ └── test.yml
│ └── vars
└── site.yml
11 directories, 10 files
$
main.yml 如下：
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$ cat main.yml
- name: 将jdk压缩包copy到远程主机 jdk-7u72-linux-x64.tar.gz
copy: src=jdk-7u72-linux-x64.tar.gz dest=/opt/lansgg/
- name: 解压jdk压缩包 jdk-7u72-linux-x64.tar.gz
shell: chdir=/opt/lansgg tar zxvf jdk-7u72-linux-x64.tar.gz
- name: 将tomcat压缩包copy到远程主机 apache-tomcat-7.0.68.tar.gz
copy: src=apache-tomcat-7.0.68.tar.gz dest=/opt/lansgg
- name: 解压tomcat压缩包
shell: chdir=/opt/lansgg tar zxvf apache-tomcat-7.0.68.tar.gz
- name: 将tomcat压缩包 重新命名为 tomcat
shell: chdir=/opt/lansgg mv apache-tomcat-7.0.68 tomcat
- name: 将用户的 .bashrc 模板文件 copy 到远程主机
copy: src=.bashrc dest={{ansible_user_dir}}/
- name: 将用户的 .bash_profile 模板文件 copy 到远程主机
copy: src=.bash_profile dest={{ansible_user_dir}}/
- name: 首次启动tomcat
shell: chdir={{ansible_user_dir}}/tomcat/bin nohup ./startup.sh &
- name: 将 test 工程 copy 到远程主机
copy: src=/opt/lansgg/ansible_playbook/roles/http/meta/test dest={{ansible_user_dir}}/tomcat/webapps/
tags:
- updateconf
notify:
- stop tomcat service
- start tomcat service
- name: 将某些模板文件 copy 到远程主机
template: src=test.yml dest={{ansible_user_dir}}/tomcat/webapps/test/test.html
handlers:
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$ more main.yml
- name: stop tomcat service
shell: "ps -ef |grep {{ansible_user_dir}}/tomcat |grep -v grep |awk '{print $2}' |xargs kill -9"
- name: start tomcat service
shell: chdir={{ansible_user_dir}}/tomcat/bin nohup ./startup.sh &
执行结果：
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$ ansible-playbook -i hosts site.yml
PLAY *******************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ***
changed:
TASK: *******************
changed:
TASK: ***
changed:
TASK: ******************************************
changed:
TASK: **********************
changed:
TASK: *********
changed:
TASK: ***
changed:
TASK: *********************************************
changed:
TASK: ***************************
changed:
TASK: *********************
changed:
NOTIFIED: ****************************************
changed:
NOTIFIED: ***************************************
changed:
PLAY RECAP ********************************************************************
192.168.100.131 : ok=13 changed=12 unreachable=0 failed=0
$
核实测试主机：
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$ ansible -i hosts http -m shell -a 'ps -ef|grep tomcat |grep -v grep'
192.168.100.131 | success | rc=0 >>
lansgg 54034 16 13:09 ? 00:00:06 /opt/lansgg/jdk1.7.0_72/jre/bin/java -Djava.util.logging.config.file=/opt/lansgg/tomcat/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/opt/lansgg/tomcat/endorsed -classpath /opt/lansgg/tomcat/bin/bootstrap.jar:/opt/lansgg/tomcat/bin/tomcat-juli.jar -Dcatalina.base=/opt/lansgg/tomcat -Dcatalina.home=/opt/lansgg/tomcat -Djava.io.tmpdir=/opt/lansgg/tomcat/temp org.apache.catalina.startup.Bootstrap start
$
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$ curl http://192.168.100.131:8080/test/test.html
this is a test
hostname:v2.lansgg.com
abcdefg
$
测试更新操作：
1.1、修改测试文件：
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$ echo "abcdefg" >> roles/http/meta/test/test.html
执行：
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$ ansible-playbook -i hosts site.yml --tags=updateconf
PLAY *******************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ***************************
changed:
NOTIFIED: ****************************************
changed:
NOTIFIED: ***************************************
changed:
PLAY RECAP ********************************************************************
192.168.100.131 : ok=4 changed=3 unreachable=0 failed=0
$
$ curl http://192.168.100.131:8080/test/test.html
this is a test
hostname:hostname
1111111111111111111111111111
$ ansible -i hosts http -m shell -a 'ps -ef|grep tomcat |grep -v grep'
192.168.100.131 | success | rc=0 >>
lansgg 54236 1 24 13:11 ? 00:00:05 /opt/lansgg/jdk1.7.0_72/jre/bin/java -Djava.util.logging.config.file=/opt/lansgg/tomcat/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/opt/lansgg/tomcat/endorsed -classpath /opt/lansgg/tomcat/bin/bootstrap.jar:/opt/lansgg/tomcat/bin/tomcat-juli.jar -Dcatalina.base=/opt/lansgg/tomcat -Dcatalina.home=/opt/lansgg/tomcat -Djava.io.tmpdir=/opt/lansgg/tomcat/temp org.apache.catalina.startup.Bootstrap start
$
2、ansible 中的include 机制
测试目的，可以随意指定要操作的主机组 和 要操作的状态
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$ pwd
/opt/lansgg/ansible_playbook
$ tree
.
├── hosts
├── roles
│ └── test
│ └── tasks
│ ├── del.yml
│ ├── main.yml
│ └── touch.yml
└── test.yml
3 directories, 5 files
$
tasks：
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$ cat roles/test/tasks/touch.yml
- name: touch file
shell: touch /tmp/123
$ cat roles/test/tasks/del.yml
- name: del file
shell: rm /tmp/123
$ cat roles/test/tasks/main.yml
- name: include touch yml
include: touch.yml
when: "state=='touch'"
- name: include del yml
include: del.yml
when: "state=='del'"
$
$ cat test.yml
- hosts: '{{testhost}}'
remote_user: lansgg
roles:
- test
$ cat hosts
192.168.100.131
192.168.100.132
$
执行并查看结果：
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$ ansible-playbook -i hosts test.yml --extra-vars "testhost=http state=touch"
PLAY *******************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: *****************************************************
changed:
TASK: *******************************************************
skipping:
PLAY RECAP ********************************************************************
192.168.100.131 : ok=2 changed=1 unreachable=0 failed=0
上面是创建文件，我们也可以删除操作
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$ ansible-playbook -i hosts test.yml --extra-vars "testhost=http state=del"
PLAY *******************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: *****************************************************
skipping:
TASK: *******************************************************
changed:
PLAY RECAP ********************************************************************
192.168.100.131 : ok=2 changed=1 unreachable=0 failed=0
$ ansible -i hosts http -m shell -a 'ls -l /tmp/'
192.168.100.131 | success | rc=0 >>
total 0
$
可以以命令式的方式控制要操作的主机及状态 （对 db 主机组操作)
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$ ansible-playbook -i hosts test.yml --extra-vars "testhost=db state=touch"
PLAY *********************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: *****************************************************
changed:
TASK: *******************************************************
skipping:
PLAY RECAP ********************************************************************
192.168.100.132 : ok=2 changed=1 unreachable=0 failed=0
$ ansible -i hosts db -m shell -a 'ls -l /tmp/'
192.168.100.132 | success | rc=0 >>
total 0
-rw-rw-r-- 1 lansgg lansgg 0 Mar9 16:20 123
$
删除操作：
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$ ansible-playbook -i hosts test.yml --extra-vars "testhost=db state=del"
PLAY *********************************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: *****************************************************
skipping:
TASK: *******************************************************
changed:
PLAY RECAP ********************************************************************
192.168.100.132 : ok=2 changed=1 unreachable=0 failed=0
$ ansible -i hosts db -m shell -a 'ls -l /tmp/'
192.168.100.132 | success | rc=0 >>
total 0
$
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