Even if we want a traceback, a TypeError on str/bytes seems like the wrong kind to have. Please file a bug (and open a PR, if you can :-)). -g

On Mar 4, 2021, at 10:24 AM, Werner Thie wrote:

Aloha

should the case of a missing moduli file be handled more gracefully than with a traceback or is this a bug?

I was running into this problem when installing on different OSs with OSX and FreeBSD not having an /etc/ssh/moduli file by default.

Mahalo, Werner

2021-03-04T15:04:51+0100 [builtins.ConchSSHFactory#info] disabling non-fixed-group key exchange algorithms because we cannot find moduli file 2021-03-04T15:04:51+0100 [builtins.ConchSSHFactory] Unhandled Error Traceback (most recent call last): File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/python/log.py", line 85, in callWithContext return context.call({ILogContext: newCtx}, func, *args, **kw) File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/python/context.py", line 118, in callWithContext return self.currentContext().callWithContext(ctx, func, *args, **kw) File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/python/context.py", line 83, in callWithContext return func(*args, **kw) File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/internet/selectreactor.py", line 149, in _doReadOrWrite why = getattr(selectable, method)() --- <exception caught here> --- File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/internet/tcp.py", line 1403, in doRead protocol.makeConnection(transport) File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/internet/protocol.py", line 508, in makeConnection self.connectionMade() File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/conch/ssh/transport.py", line 512, in connectionMade self.sendKexInit() File "/Users/anon/.pyenv/versions/3.7.10/lib/python3.7/site-packages/twisted/conch/ssh/transport.py", line 535, in sendKexInit NS(b",".join(self.supportedPublicKeys)), builtins.TypeError: sequence item 0: expected a bytes-like object, str found

2021-03-04T15:04:51+0100 [twisted.conch.ssh.transport.SSHServerTransport#info] Disconnecting with error, code 3 reason: b"couldn't match all kex parts" 2021-03-04T15:04:51+0100 [twisted.conch.ssh.transport.SSHServerTransport#info] connection lost

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