备忘命令

docker 创建 secret

echo "ndwp_access_key" | docker secret create access_key -
echo "ndwp_access_key" | docker secret create secret_key -

防火墙

#查看已开放端口
firewall-cmd --list-port

# 重载防火墙配置
firewall-cmd --reload

# 添加单个单端口 --permanent为永久开放。
firewall-cmd --permanent --zone=public --add-port=81/tcp

# 添加多个端口
firewall-cmd --permanent --zone=public --add-port=8080-8083/tcp

# 删除某个端口
firewall-cmd --permanent --zone=public --remove-port=81/tcp

# 针对某个 IP开放端口
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="6379" accept"
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.0.233" accept"

# 删除某个IP
firewall-cmd --permanent --remove-rich-rule="rule family="ipv4" source address="192.168.1.51" accept"

# 针对一个ip段访问
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.0.0/16" accept"
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.1.0/24" port protocol="tcp" port="9200" accept"