hosts

# 所有主机需要带上ansible_ssh_host，更新/etc/hosts使用
# all分组的所有ansible_ssh_host非空的主机都会添加到/etc/hosts
# local_etc_hosts为设置该ip在/etc/hosts中对应的域名,可以为空,默认为机器名
# local_hostname设置该机器的hostname,可以为空,默认为机器名
# 主机名必须匹配正则 \w+

[all]
host1 ansible_ssh_host=192.168.228.128 env=test local_etc_hosts='log_kafka_1'
host2 ansible_ssh_host=192.168.228.129 env=test local_etc_hosts='log_kafka_2'
host3 ansible_ssh_host=192.168.228.130 env=test local_etc_hosts='log_kafka_3'

[mysqld]
host2

[ldap]
host3

[redmine]
host3

[nginx]
host3
# Ex 2: A collection of hosts belonging to the 'webservers' group

## [webservers]
## alpha.example.org
## beta.example.org
## 192.168.1.100
## 192.168.1.110

# If you have multiple hosts following a pattern you can specify
# them like this:

## www[001:006].example.com

# Ex 3: A collection of database servers in the 'dbservers' group

## [dbservers]
## 
## db01.intranet.mydomain.net
## db02.intranet.mydomain.net
## 10.25.1.56
## 10.25.1.57

# Here's another example of host ranges, this time there are no
# leading 0s:

## db-[99:101]-node.example.com