我遇到了一个奇怪的问题docker 网络。我正在使用名为外部网络在启用了自动重启的 Docker 容器中。如果任何容器由于某些错误代码或基础设施相关而重新启动，我将无法访问我的主机网络。
请参阅所附屏幕截图以获得更清晰的说明。
我尝试过以下链接，但没有成功。
- https://superuser.com/questions/1336567/installing-docker-ce-in-ubuntu-18-04-breaks-internet-connectivity-of-host
- https://success.docker.com/article/how-do-i-influence-which-network-address-ranges-docker-chooses-during-a-docker-network-create
- https://forums.docker.com/t/cant-access-internet-after-installing-docker-in-a-fresh-ubuntu-18-04-machine/53416
Dockerfile
FROM node:10.20.1-alpine
RUN apk add --no-cache python make g++
WORKDIR /home/app
COPY package.json package-lock.json* ./
RUN npm install
COPY . .
Docker-Compose
version: "3"
services:
app:
container_name: app
build:
context: ./
dockerfile: Dockerfile
image: 'network_poc:latest'
ports:
- 8080:8080
deploy:
resources:
limits:
memory: 2G
networks:
- extenal_network
restart: always
command: node index.js
networks:
shared_network:
external:
name: extenal_network
docker 检查 external_network
[
{
"Name": "extenal_network",
"Id": "96476c227ddc14aa23d376392d380b2674fcbad109c90e7436c0cddd5c0a9ac5",
"Created": "2020-04-14T00:17:10.89980675+05:30",
"Scope": "local",
"Driver": "bridge",
"EnableIPv6": false,
"IPAM": {
"Driver": "default",
"Options": {},
"Config": [
{
"Subnet": "172.18.0.0/16",
"Gateway": "172.18.0.1"
}
]
},
"Internal": false,
"Attachable": false,
"Ingress": false,
"ConfigFrom": {
"Network": ""
},
"ConfigOnly": false,
"Containers": {
"7621a2b5a7e460a905bf86c427aea38b6374ac621c0c1a2b9eca4b671aea4dfe": {
"Name": "app",
"EndpointID": "04e9d14a17af05eb7a2b478526365cbce7f726a62f5e2cd315244c2639891b1e",
"MacAddress": "**:**:**:**:**:**",
"IPv4Address": "172.18.0.2/16",
"IPv6Address": ""
}
},
"Options": {},
"Labels": {}
}
]
任何帮助或建议都将非常感谢。