Docker解决容器内访问宿主机'No route to host'的问题

1  <rule family="ipv4">
2    <source address="172.17.0.0/16"/>
3    <accept/>
4  </rule>

1firewall-cmd --permanent --zone=public --add-rich-rule='rule family=ipv4 source address=172.17.0.0/16 accept'

1firewall-cmd --zone=public --add-port=3306/tcp --permanent  # mysql
2firewall-cmd --zone=public --add-port=2379/tcp --permanent  # etcd
3firewall-cmd --zone=public --add-port=14269/tcp --permanent # jaeger
4firewall-cmd --reload

 1<?xml version="1.0" encoding="utf-8"?>
 2<zone>
 3  <short>Public</short>
 4  <description>For use in public areas. You do not trust the other computers on networks to not harm your computer. Only selected incoming connections are accepted.</description>
 5  <service name="ssh"/>
 6  <service name="dhcpv6-client"/>
 7  <port protocol="tcp" port="20"/>
 8  <port protocol="tcp" port="21"/>
 9  <port protocol="tcp" port="22"/>
10  <port protocol="tcp" port="80"/>
11  <port protocol="tcp" port="443"/>
12  <port protocol="tcp" port="3306"/>
13  <port protocol="tcp" port="2379"/>
14  <port protocol="tcp" port="14269"/>
15  <rule family="ipv4">
16    <source address="172.17.0.0/16"/>
17    <accept/>
18  </rule>
19</zone>

1systemctl restart docker.service