docker.md

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DNS issues on Mac:

docker-machine create --engine-opt dns=8.8.8.8 -d virtualbox gdns
eval "$(/usr/local/bin/docker-machine env gdns)"
docker run -it ubuntu
ping google.com

Accessing container IPs from Mac:

$ docker inspect mycontainer | grep IPAddress
                    "IPAddress": "172.20.0.2",
$ ping 172.20.0.2
Request timeout for icmp_seq 0
$ docker-machine ip default
192.168.99.100
$ sudo route -n add 172.20.0.0/16 192.168.99.100
$ ping 172.20.0.2
64 bytes from 172.20.0.2: icmp_seq=0 ttl=63 time=0.580 ms