Ansible是一个简单但功能强大的自动化工具,它不需要在被管理节点(客户端)上安装特殊的软件,只需要在控制节点(管理服务器)上安装Ansible软件包。本节将介绍Ansible的安装过程。 9.2.1 业务环境说明 在开始安装之前,我们先了解一下典型的Ansible部署环境: 控制节点: 运行Ansible命令的服务器 需要安装Ans
available everywhere) # * ZIP_DEFLATED (uses zlib, the default) # These values may be set per host via the ansible_module_compression inventory # variable #module_compression = 'ZIP_DEFLATED' #max_diff_size = 1048576 #diff文件的大小限制/字节# This controls how ansible handles multiple --tag...
Variable: ANSIBLE_HTTPAPI_PLUGINS DEFAULT_INTERNAL_POLL_INTERVAL Description: This sets the interval (in seconds) of Ansible internal processes polling each other. Lower values improve performance with large playbooks at the expense of extra CPU load. Higher values are more suitable for Ansible...
ssh -o "ProxyCommand ssh -p 12345 user@跳板机公网IP nc -w 1000 %h %p" -p22 user@目标主机ip 我这里环境如下,mcw1是ansible主机,mcw2是当做跳板机,mcw3是当做目标主机。现在mcw1上通过mcw2去连接mcw3测试成功 10.0.0.131 mcw1 10.0.0.132 mcw2 10.0.0.133 mcw3 [root@mcw1 ~]$ ssh -o"ProxyComm...
# or are hash values merged together? The default is 'replace' but # this can also be set to 'merge'. #hash_behaviour = replace # by default, variables from roles will be visible in the global variable # scope. To prevent this, the following option can be enabled, and only # tasks...
Variable section:定义 playbook 运行时需要使用的变量 Task section:定义将要在远程主机上执行的任务列表 Handler section:定义 task 执行完成以后需要调用的任务 即然如此,那么要写一个playbook,首先得指定需要操作的主机或主机组,以及执行playbook作业的用户。 --- - hosts: web_server # 定义要操作的主机或主机组...
# The names should match with the python Zipfile compression types: # * ZIP_STORED (no compression. available everywhere) # * ZIP_DEFLATED (uses zlib, the default) # These values may be set per host via the ansible_module_compression inventory # variable #module_compression = 'ZIP_DEFLATED...
Valid values Description True,'true','t','yes','y','on','1',1,1.0 Truthy values False,'false','f','no','n','off','0',0,0.0 Falsy values List variables A list variable combines a variable name with multiple values. The multiple values can be stored as an itemized list or...
particularly useful when different tasks need to be executed depending on the values of certain variables. Filters, on the other hand, provide a way to modify or format variable values before using them. These powerful features further enhance the flexibility and expressiveness of Ansible playbooks....
from a locally running etcd debug: msg: "{{ lookup('etcd', 'foo/bar')}" - name: "values from multiple folders on a locally running etcd" debug: msg: "{{ lookup('etcd', 'foo','bar','baz)}}" - name: "since Ansible 2.5 you can setserver options inline" debug: msg: "{{ ...