# 软件安装 ### 安装pip ```sh curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py python3 get-pip.py --user ``` ## 安装ansible ```sh # 为当前用户正常安装 python3 -m pip install --user ansible # 为当前用户最小安装 python3 -m pip install --user ansible-core # 升级ansible python3 -m pip install --upgrade --user ansible # 隔离环境安装ansible pip install --user pipx pipx install --include-deps ansible pipx upgrade --include-injected ansible ``` # 激活订阅管理 ## 命令行取消激活 ```sh # 取消注册 subscription-manager unregister # 清理文件 subscription-manager clean ``` ## 命令行激活订阅 ```sh 注册订阅 subscription-manager register --username adhsite@qq.com --password n5HIvS9C3mGb#Esz ``` # firewalld防火墙基本用法 ```sh # 启动: systemctl start firewalld #查看状态: systemctl status firewalld #停止: systemctl disable firewalld # 禁用: systemctl stop firewalld # 放通80端口(--permanent永久生效,没有此参数重启后失效) firewall-cmd --zone=public --add-port=80/tcp --permanent # 关闭80端口 firewall-cmd --zone=public --remove-port=80/tcp --permanent # 更新防火墙规则: firewall-cmd --reload # 查看所有打开的端口: firewall-cmd --zone=public --list-ports # 查看版本: firewall-cmd --version # 查看帮助: firewall-cmd --help # 显示状态: firewall-cmd --state # 查看区域信息: firewall-cmd --get-active-zones # 查看指定接口所属区域: firewall-cmd --get-zone-of-interface=eth0 # 拒绝所有包: firewall-cmd --panic-on # 取消拒绝状态: firewall-cmd --panic-off # 查看是否拒绝: firewall-cmd --query-panic # 查看80端口 firewall-cmd --zone=public --query-port=80/tcp ```