2015-03-09 23:03 GMT+01:00 David Lang <[email protected]>:

> On Mon, 9 Mar 2015, Troels Arvin wrote:
>
>  Hello,
>>
>> Using rsyslog 7.4.7.
>>
>> Once in a while, some equipment sends a message which includes newline
>> chars into our central syslog server. This disturbs my filtering of /var/
>> log/messages.
>>
>> Can rsyslog be configured to replace incoming newline characters with
>> another character, such as a space?
>>
>
> the 'right' think to happen is to have the newline replaced with #012 to
> match the rest of the control character escaping.
>
> This isn't currently


Oh, no, it is happening!


> happening because traditionally a newline indicated the end of the log
> message, so it didn't need escaping, and when it became possible to have a
> newline in the message,


yeah *inside* the message. I think what happens here is that the message is
sent via TCP syslog, and there LF is the *frame delimitor*. So we actually
have a protocol error in this case - the LF indicates that a new message
begins. As such, it is not part of the message itself.

It's hard to fix in a consistent way. There probably can some heuristics be
applied, but there is so much more on the todo list than to fix a broken
sender. If it's important to the OP, he might want to ask Adiscon for a
quote on getting this implemented (no promise, though, that there is any
way at all to fix that situation).

Rainer


> it didn't get added.
>
> Rainer, do you want a bug for this? or will you just add it to your todo
> list?
>
> David Lang
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