yum install epel-release -y

yum install ansible -y

ssh-keygen

ssh-copy-id root@192.168.1.114

ssh-copy-id root@192.168.1.114

vi /etc/ansible/hosts

[testgroup]
192.168.1.114
192.168.1.115

ansible testgroup -m ping

192.168.1.115 | SUCCESS => {
    "ansible_facts": {
        "discovered_interpreter_python": "/usr/bin/python"
    }, 
    "changed": false, 
    "ping": "pong"
}
192.168.1.114 | SUCCESS => {
    "ansible_facts": {
        "discovered_interpreter_python": "/usr/bin/python"
    }, 
    "changed": false, 
    "ping": "pong"
}

ansible testgroup -m shell -a "yum install wget -y"

ansible testgroup -m copy -a "src=/root/anaconda-ks.cfg dest=/opt"