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3 weeks agoAdd new option "link-l3" to create layer 3 links (no ARP) using netkit
Simon Ruderich [Sun, 3 Nov 2024 09:32:51 +0000 (10:32 +0100)]
Add new option "link-l3" to create layer 3 links (no ARP) using netkit

"link" uses veth which is layer 2 and requires ARP to function.

netkit requires Linux kernel >= 6.7 and iproute2 >= 6.8.

Thanks to lemmi in OFTC/#kernelnewbies for telling me about netkit.

3 weeks agoImprove error message when parsing output of `ip netns pids`
Simon Ruderich [Sun, 3 Nov 2024 08:25:33 +0000 (09:25 +0100)]
Improve error message when parsing output of `ip netns pids`

This is very unlikely to fail but debugging such errors is painful
without the original output.

3 weeks agoUse separate function for better code readability
Simon Ruderich [Sun, 3 Nov 2024 08:24:16 +0000 (09:24 +0100)]
Use separate function for better code readability

3 weeks agoPermit arbitrary whitespace between fields in config file
Simon Ruderich [Fri, 1 Nov 2024 08:49:38 +0000 (09:49 +0100)]
Permit arbitrary whitespace between fields in config file

3 weeks agoAdd "cmd" option to start commands on each node
Simon Ruderich [Fri, 1 Nov 2024 08:37:16 +0000 (09:37 +0100)]
Add "cmd" option to start commands on each node

3 weeks agoTerminate programs in namespaces before deleting them
Simon Ruderich [Fri, 1 Nov 2024 08:35:33 +0000 (09:35 +0100)]
Terminate programs in namespaces before deleting them

3 weeks agoEnable IPv4/IPv6 forwarding for nodes
Simon Ruderich [Fri, 1 Nov 2024 07:51:37 +0000 (08:51 +0100)]
Enable IPv4/IPv6 forwarding for nodes

This tool is focused on network labs which almost always require
routing.

3 weeks agoAdd support to generate dot files of the network
Simon Ruderich [Fri, 1 Nov 2024 07:43:55 +0000 (08:43 +0100)]
Add support to generate dot files of the network

The resulting image (after running `dot`) isn't perfect but good enough
to get a quick overview of the network.

4 weeks agoFirst working version
Simon Ruderich [Sun, 27 Oct 2024 20:33:26 +0000 (21:33 +0100)]
First working version

4 weeks agoInitial commit
Simon Ruderich [Sun, 27 Oct 2024 07:18:59 +0000 (08:18 +0100)]
Initial commit