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[经验分享] ansible安装应用软件

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发表于 2018-1-2 11:42:50 | 显示全部楼层 |阅读模式
1.创建相应的目录:
  mkdir -p /ansible/roles/{nginx,mysql,tomcat,db,zabbix}/{defaults,files,handlers,meta,tasks,templates,vars}

2 文件结构
[iyunv@MSJTVL-MJSP-A35 etc]# tree ansible/

  ansible/
  ├── ansible.cfg
  ├── hosts #配置主机相关信息
  ├── roles
  │   ├── db
  │   │   ├── defaults
  │   │   ├── files
  │   │   │   └── stu.sql #要导入的sql
  │   │   ├── handlers
  │   │   ├── meta
  │   │   ├── tasks
  │   │   │   └── main.yml #创建数据库和导入SQL
  │   │   ├── templates
  │   │   └── vars
  │   ├── mysql
  │   │   ├── defaults
  │   │   ├── files
  │   │   │   └── mysql_install.sh #mysql源码和安装脚本
  │   │   ├── handlers
  │   │   ├── meta
  │   │   ├── tasks
  │   │   │   └── main.yml  #安装mysql
  │   │   ├── templates
  │   │   └── vars
  │   ├── nginx
  │   │   ├── default
  │   │   ├── defaults
  │   │   ├── files
  │   │   │   ├── install_nginx.sh  #nginx安装脚本
  │   │   │   ├── nginx-1.10.0.tar.gz #nginx安装程序包
  │   │   │   └── ngx_cache_purge-2.3.tar.gz
  │   │   ├── handlers
  │   │   ├── meta
  │   │   ├── tasks
  │   │   │   └── main.yml #安装nginx
  │   │   ├── templates
  │   │   │   └── nginx.conf #nginx配置文件
  │   │   └── vars
  │   ├── tomcat
  │   │   ├── defaults
  │   │   ├── files
  │   │   ├── handlers
  │   │   │   └── main.yml #安装后处理
  │   │   ├── meta
  │   │   ├── tasks
  │   │   │   └── main.yml #安装tomcat
  │   │   ├── templates
  │   │   └── vars
  │   └── zabbix
  │       ├── defaults
  │       ├── files
  │       │   ├── install_zabbix.sh  #安装zabbix客户端脚本
  │       │   ├── zabbix-3.0.7.tar.gz #zabbix安装包
  │       │   └── zabbix_agentd.conf #zabbix客户端配置文件
  │       ├── handlers
  │       ├── meta
  │       ├── tasks
  │       │   └── main.yml  #安装zabbix
  │       ├── templates
  │       └── vars
  ├── web.retry
  ├── webservice.yml
  └── web.yml #总的调用文件
  各目录功能说明
DSC0000.png


3.解决“Aborting, target uses selinux but python bindings (libselinux-python) aren't installed!”问题:
  更新python库:
  yum -y install libselinux-python

4.playbooks&shell
  /etc/ansible/web.yml
  

- hosts: lzy  remote_user: root
  roles:
  - nginx
  - zabbix
  - mysql
  

  /etc/ansible/roles/db/tasks/main.yml
  

---  
- name: create db
  mysql_db: name=student state=present login_password=bingoclo123 login_user=root login_unix_socket=/data/mysql/data/mysql.sock
  
- name: copy sql file
  copy: src=stu.sql dest=/tmp
  
- name: import sql
  mysql_db: name=student state=import target=/tmp/stu.sql login_password=bingoclo123 login_user=root login_unix_socket=/data/mysql/data/mysql.sock
  

  

  /etc/ansible/roles/db/files/stu.sql
  

create table profile(name varchar(20),age tinyint);  insert into profile(name,age) values('teddy',12);
  

  

  /etc/ansible/roles/nginx/tasks/main.yml
  

- name: copy nginx_tar_gz to client  copy: src=/etc/ansible/roles/nginx/files/nginx-1.10.0.tar.gz dest=/tmp/nginx-1.10.0.tar.gz
  
- name: copy install_shell to client
  copy: src=/etc/ansible/roles/nginx/files/install_nginx.sh dest=/tmp/install_nginx.sh
  
- name: copy ngx_cache_purge-2.3.tar.gz to client
  copy: src=/etc/ansible/roles/nginx/files/ngx_cache_purge-2.3.tar.gz dest=/tmp/ngx_cache_purge-2.3.tar.gz
  
- name: install nginx
  shell: /bin/bash /tmp/install_nginx.sh
  

  /etc/ansible/roles/nginx/files/install_nginx.sh
  

#!/bin/bash  

  
#yum安装一些依赖的模块
  
#yum -y install libselinux-python
  
yum -y install gcc zlib zlib-devel openssl openssl-devel pcre pcre-devel
  
yum -y install zlib zlib-devel openssl openssl-devel pcre-devel
  
#groupadd -r nginx
  
#useradd -s /sbin/nologin -g nginx -r nginx
  
cd /tmp
  
tar xf nginx-1.10.0.tar.gz
  
tar xf ngx_cache_purge-2.3.tar.gz
  
cd nginx-1.10.0
  
mkdir -p /opt/nginx/server/sbin
  
mkdir -p /opt/nginx/server/lib
  
mkdir -p /opt/nginx/server/log
  
mkdir -p /opt/nginx/server/run
  
mkdir -p /opt/nginx/server/cache
  
mkdir -p /opt/nginx/server/conf
  
mkdir -p /opt/nginx/server/lib
  
mkdir -p /opt/nginx/cache
  
./configure \
  
--prefix=/opt/nginx/server \
  
--sbin-path=/opt/nginx/server/sbin/nginx \
  
--modules-path=/opt/nginx/server/lib/modules \
  
--conf-path=/opt/nginx/server/conf/nginx.conf \
  
--error-log-path=/opt/nginx/server/log/error.log \
  
--http-log-path=/opt/nginx/server/log/access.log \
  
--pid-path=/opt/nginx/server/run/nginx.pid \
  
--lock-path=/opt/nginx/server/run/nginx.lock \
  
--http-client-body-temp-path=/opt/nginx/server/cache/client_temp \
  
--http-proxy-temp-path=/opt/nginx/server/cache/proxy_temp \
  
--http-fastcgi-temp-path=/opt/nginx/server/cache/fastcgi_temp \
  
--http-uwsgi-temp-path=/opt/nginx/server/cache/uwsgi_temp \
  
--http-scgi-temp-path=/opt/nginx/server/cache/scgi_temp \
  
--user=nginx \
  
--group=nginx \
  
--with-http_ssl_module \
  
--with-http_realip_module \
  
--with-http_addition_module \
  
--with-http_sub_module \
  
--with-http_dav_module \
  
--with-http_flv_module \
  
--with-http_mp4_module \
  
--with-http_gunzip_module \
  
--with-http_gzip_static_module \
  
--with-http_random_index_module \
  
--with-http_secure_link_module \
  
--with-http_stub_status_module \
  
--with-http_auth_request_module \
  
--with-threads \
  
--with-stream \
  
--with-stream_ssl_module \
  
--with-http_slice_module \
  
--with-mail \
  
--with-mail_ssl_module \
  
--with-file-aio \
  
--with-http_v2_module \
  
--with-ipv6 \
  
--add-module=/tmp/ngx_cache_purge-2.3
  

  
make && make install
  
chown -R nginx:nginx /opt/nginx
  
#sed  "/^\s*index / i proxy_pass http://localhost:8080;" /etc/nginx/nginx.conf
  
/opt/nginx/server/sbin/nginx
  
#sed
  

  

  /etc/ansible/roles/mysql/tasks/main.yml
  

- name: copy mysql_tar_gz to client  copy: src=mysql-5.6.27.tar.gz dest=/tmp/mysql-5.6.27.tar.gz
  
- name: copy install_script to client
  copy: src=mysql_install.sh dest=/tmp/mysql_install.sh owner=root group=root mode=755
  
- name: install mysql
  shell: /bin/bash /tmp/mysql_install.sh
  

  

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

- name: install java  yum: name=java-1.7.0-openjdk state=present
  
- name: group
  group: name=tomcat
  
- name: user
  user: name=tomcat group=tomcat home=/usr/tomcat
  sudo: True
  
- name: copy tomcat_tar_gz
  copy: src=apache-tomcat-7.0.65.tar.gz dest=/tmp/apache-tomcat-7.0.65.tar.gz
  
- name: Extract archive
  command: /bin/tar xf /tmp/apache-tomcat-7.0.65.tar.gz -C /opt/
  
- name: Symlink install directory
  file: src=/opt/apache-tomcat-7.0.65/ dest=/usr/share/tomcat state=link
  
- name: Change ownership of Tomcat installation
  file: path=/usr/share/tomcat/ owner=tomcat group=tomcat state=directory recurse=yes
  
- name: Configure Tomcat users
  template: src=tomcat-users.xml dest=/usr/share/tomcat/conf/
  notify: restart tomcat
  
- name: Install Tomcat init script
  copy: src=tomcat-initscript.sh dest=/etc/init.d/tomcat mode=0755
  
- name: Start Tomcat
  service: name=tomcat state=started enabled=yes
  

  

  etc/ansible/roles/tomcat/handlers/main.yml
  

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

  

  etc/ansible/roles/mysql/files/mysql_install.sh
  

#!/bin/bash  
DBDIR='/data/mysql/data'
  
PASSWD='bingoclo123'
  
[ -d $DBDIR ] || mkdir $DBDIR -p
  
yum install cmake make gcc-c++ bison-devel ncurses-devel -y
  
id mysql &> /dev/null
  
if [ $? -ne 0 ];then
  useradd mysql -s /sbin/nologin -M
  
fi
  
chown -R mysql.mysql $DBDIR
  
cd /tmp/
  
tar xf mysql-5.6.27.tar.gz
  
cd mysql-5.6.27
  
cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql \
  
-DMYSQL_DATADIR=$DBDIR \
  
-DMYSQL_UNIX_ADDR=$DBDIR/mysql.sock \
  
-DDEFAULT_CHARSET=utf8 \
  
-DEXTRA_CHARSETS=all \
  
-DENABLED_LOCAL_INFILE=1 \
  
-DWITH_READLINE=1 \
  
-DDEFAULT_COLLATION=utf8_general_ci \
  
-DWITH_EMBEDDED_SERVER=1
  
if [ $? != 0 ];then
  echo "cmake error!"
  exit 1
  
fi
  
make && make install
  
if [ $? -ne 0 ];then
  echo "install mysql is failed!" && /bin/false
  
fi
  
sleep 2
  
ln -s /usr/local/mysql/bin/* /usr/bin/
  
cp -f /usr/local/mysql/support-files/my-default.cnf /etc/my.cnf
  
cp -f /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld
  
chmod 700 /etc/init.d/mysqld
  
/usr/local/mysql/scripts/mysql_install_db  --basedir=/usr/local/mysql --datadir=$DBDIR --user=mysql
  
if [ $? -ne 0 ];then
  echo "install mysql is failed!" && /bin/false
  
fi
  
/etc/init.d/mysqld start
  
if [ $? -ne 0 ];then
  echo "install mysql is failed!" && /bin/false
  
fi
  
chkconfig --add mysqld
  
chkconfig mysqld on
  
/usr/local/mysql/bin/mysql -e "update mysql.user set password=password('$PASSWD') where host='localhost' and user='root';"
  
/usr/local/mysql/bin/mysql -e "update mysql.user set password=password('$PASSWD') where host='127.0.0.1' and user='root';"
  
/usr/local/mysql/bin/mysql -e "delete from mysql.user where password='';"
  
/usr/local/mysql/bin/mysql -e "flush privileges;"
  
if [ $? -eq 0 ];then
  echo "ins_done"
  
fi
  

  


5执行安装&检查
  

[iyunv@MSJTVL-MJSP-A35 ansible]# ansible-playbook web.yml  

  
PLAY [lzy] *********************************************************************
  

  
TASK [setup] *******************************************************************
  
ok: [10.0.110.91]
  
ok: [10.0.110.47]
  

  
TASK [zabbix : copy zabbix_tar_gz to client] ***********************************
  
changed: [10.0.110.47]
  
changed: [10.0.110.91]
  

  
TASK [zabbix : copy install_shell to client] ***********************************
  
changed: [10.0.110.91]
  
changed: [10.0.110.47]
  

  
TASK [zabbix : copy zabbix_agentd.conf to client] ******************************
  
changed: [10.0.110.91]
  
changed: [10.0.110.47]
  

  
TASK [zabbix : install zabbix] *************************************************
  
changed: [10.0.110.47]
  
changed: [10.0.110.91]
  

  
PLAY RECAP *********************************************************************
  
10.0.110.47                : ok=5    changed=4    unreachable=0    failed=0
  
10.0.110.91                : ok=5    changed=4    unreachable=0    failed=0
  

  


6、常见错误

1、出现Error: ansible requires a json module, none found!
SSH password:
192.168.24.15 | FAILED >> {
   "failed": true,
   "msg": "Error: ansible requires a json module, nonefound!",
   "parsed": false
}
解决:python版本过低,要不升级python要不就安装python-simplejson
2、安装完成后连接客户端服务器报错:
FAILED => Using a SSH password insteadof a key is not possible because Host Key checking is enabled and sshpass doesnot support this.  Please add this host'sfingerprint to your known_hosts file to manage this host.
解决:在ansible 服务器上使用ssh 登陆下/etc/ansible/hosts 里面配置的服务器。然后再次使用ansible 去管理就不会报上面的错误了!但这样大批量登陆就麻烦来。因为默认ansible是使用key验证的,如果使用密码登陆的服务器,使用ansible的话,要不修改ansible.cfg配置文件的ask_pass = True给取消注释,要不就在运行命令时候加上-k,这个意思是-k, --ask-pass ask for SSH password。再修改:host_key_checking= False即可
3、如果客户端不在know_hosts里将会报错
paramiko: The authenticity of host '192.168.24.15'can't be established.
The ssh-rsa key fingerprint is397c139fd4b0d763fcffaee346a4bf6b.
Are you sure you want to continueconnecting (yes/no)?
解决:需要修改ansible.cfg的#host_key_checking= False取消注释
4、出现FAILED => FAILED: not a valid DSA private key file
解决:需要你在最后添加参数-k
5、openssh升级后无法登录报错
PAM unable todlopen(/lib64/security/pam_stack.so): /lib64/security/pam_stack.so: cannot openshared object
file: No such file or directory
解决:sshrpm 升级后会修改/etc/pam.d/sshd 文件。需要升级前备份此文件最后还原即可登录。
6、pip安装完成后,运行ansible报错:
File "/usr/lib64/python2.6/subprocess.py",line 642, in __init__ errread, errwrite)
解决:安装:yum installopenssh-clients
7、第一次系统初始化运行生成本机ansible用户key时报错
failed: [127.0.0.1] =>{"checksum": "f5f2f20fc0774be961fffb951a50023e31abe920","failed": true}
msg: Aborting, target uses selinux but pythonbindings (libselinux-python) aren't installed!
FATAL: all hosts have already failed –aborting
解决:# yuminstall libselinux-python -y  

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所有资源均系网友上传或者通过网络收集,我们仅提供一个展示、介绍、观摩学习的平台,我们不对其承担任何法律责任,如涉及侵犯版权等问题,请您及时通知我们,我们将立即处理,联系人Email:kefu@iyunv.com,QQ:1061981298 本贴地址:https://www.yunweiku.com/thread-430776-1-1.html 上篇帖子: ansible debug 下篇帖子: ansible api
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