Golang implementations of Linux Namespaces
nspipe is a simple example application included with go-namespaces. It lets you bind a socket into a namespace and connect the other end to some other tcp address.
Outside the namespace in a namespace with routable internet networking:
nspipe -t $TARGET_PIDInside the namespace with private networking:
telnet 127.0.0.1 23You can also create a new namespace using iproute2
sudo ip netns add test
sudo ip netns exec test netstat -ltupnspipe -p /var/run/netns/test
sudo ip netns exec test netstat -ltup