在linux 上安装ansible

ansible 在线安装：
yum install -y epel-release
yum install -y ansible
离线安装：
rpm
wget https://releases.ansible.com/ansible/rpm/release/epel-7-x86_64/ansible-2.7.5-1.el7.ans.noarch.rpm
yum install https://releases.ansible.com/ansible/rpm/release/epel-7-x86_64/ansible-2.7.5-1.el7.ans.noarch.rpm
yum install python-jinja2 python-paramiko python2-cryptography sshpass -y
rpm -ivh ansible-2.7.5-1.el7.ans.noarch.rpm
ansible --version