contrib/k8s: Add 'nsexec' script to run commands in the network namespace of a POD #14361
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Add script 'nsexec' for running commands in the network namespace of a
k8s POD. This is useful for inspecting and debugging the networking
configuration within a pod, or originating traffic from a POD without
needing to install 'curl' in there, for example.
Currently this relies on Docker being the container runtime.
Signed-off-by: Jarno Rajahalme jarno@covalent.io