mkdir -p /ansible/roles/{nginx,mysql,tomcat,db}/{defaults,files,handlers,meta,tasks,templates,vars}

[root@qtbackup ~]# tree /ansible/
/ansible/
├── playbook
│  └── playbook.yml
├── roles
│  ├── db
│  │  ├── defaults
│  │  ├── files
│  │  ├── handlers
│  │  ├── meta
│  │  ├── tasks
│  │  ├── templates
│  │  └── vars
│  ├── mysql
│  │  ├── defaults
│  │  ├── files
│  │  ├── handlers
│  │  ├── meta
│  │  ├── tasks
│  │  ├── templates
│  │  └── vars
│  ├── nginx
│  │  ├── defaults
│  │  ├── files
│  │  ├── handlers
│  │  ├── meta
│  │  ├── tasks
│  │  ├── templates
│  │  └── vars
│  └── tomcat
│    ├── defaults
│    ├── files
│    │  ├── apache-tomcat-8.0.29.tar.gz
│    │  ├── jdk-8u73-linux-x64.gz
│    │  ├── tomcat-initscript.sh
│    │  └── tomcat-users.xml
│    ├── handlers
│    │  └── main.yml
│    ├── meta
│    ├── tasks
│    │  └── main.yml
│    ├── templates
│    │  └── tomcat-users.xml
│    └── vars
├── ssh_key.sh    ###自动分发sshkey脚本 （下边会完整贴出来）
├── web.retry
└── web.yml     ####总调用文件
34 directories, 11 files
[root@qtbackup ~]#

- hosts: bgo  ####这个是hosts定义个主机组名字，如果是单台主机可以直接写地址
 remote_user: root     ####执行用户
 roles:           #####解释配置文件目录，因为我们这次装的是tomcat所以注释其他的
 #  - nginx
 #  - mysql
  - tomcat
 #  - db

vim  /ansible/roles/tomcat/tasks/main.yml

#这个是用yum模块安装jdk，有需要的可以用
#- name: install java
# yum: name=java-1.8.0-openjdk.x86_64  state=present

===============================================================
#创建用户
- name: group
 group: name=tomcat
- name: user
 user: name=tomcat group=tomcat home=/usr/tomcat
 sudo: True

##############################这个源码包安装JDK#############################
#复制jdk到tmp目录下
- name: copy jdk-8u73-linux-x64.gz
 copy: src=jdk-8u73-linux-x64.gz dest=/tmp/jdk-8u73-linux-x64.gz
#解压jdk包到/application
- name: Extract archive jdk
 command: /bin/tar xf /tmp/jdk-8u73-linux-x64.gz -C /application
#改名
- name: java
 shell: mv /application/jdk1.8.0_73 /application/java
#添加环境变量
- name: add /etc/profile
 lineinfile: dest=/etc/profile regexp="^JAVA_HOME=" line="JAVA_HOME=/application/java/"
- name: add /etc/profile
 lineinfile: dest=/etc/profile regexp="^CLASS_PATH=" line="CLASS_PATH=$JAVA_HOME/lib:$JAVA_HOME/jre/lib"
- name: add /etc/profile
 lineinfile: dest=/etc/profile regexp="^PATH=\$PATH:\$JAVA_HOME" line="PATH=$PATH:$JAVA_HOME/bin"
- name: add /etc/profile
 lineinfile : dest=/etc/profile regexp="^export JAVA_HOME" line="export JAVA_HOME"

##########################安装tomcat###########################################
- name: copy tomcat_tar_gz
 copy: src=apache-tomcat-8.0.29.tar.gz dest=/tmp/apache-tomcat-8.0.29.tar.gz
#解压tomcat到opt目录
- name: Extract archive
 command: /bin/tar xf /tmp/apache-tomcat-8.0.29.tar.gz -C /opt
#创建软连接
- name: Symlink install directory
 file: src=/opt/apache-tomcat-8.0.29/ dest=/application/tomcat state=link
#赋予目录权限
- name: Change ownership of Tomcat installation
 file: path=/application/tomcat/ owner=tomcat group=tomcat state=directory recurse=yes
#推送配置文件
- name: Configure Tomcat users
 template: src=tomcat-users.xml dest=/application/tomcat/conf/
 notify: restart tomcat
#安装tomcat。init启动脚本
- name: Install Tomcat init script
 copy: src=tomcat-initscript.sh dest=/etc/init.d/tomcat mode=0755
#开启tomcat
- name: Start Tomcat
 service: name=tomcat state=started enabled=yes

- name: restart tomcat 
 service: name=tomcat state=restarted

cd /ansible
ansible-playbook web.yml --syntax-check #检查语法
ansible-playbook web.yml #执行