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channels: Warn against executing multiple commands in single channel

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2024-11-13 17:40:23 +01:00
parent c043122655
commit 0ea982d4ec
2 changed files with 12 additions and 0 deletions
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6
doc/command.dox
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@ -91,4 +91,10 @@ that it used:
} }
@endcode @endcode
Warning: In a single channel, only ONE command can be executed!
If you want to executed multiple commands, allocate separate channels for
them or consider opening interactive shell.
Attempting to run multiple consecutive commands in one channel will fail.
*/ */

6
src/channels.c
View File

@ -2783,6 +2783,12 @@ error:
} }
} }
@endcode @endcode
*
* @warning In a single channel, only ONE command can be executed!
* If you want to executed multiple commands, allocate separate channels for
* them or consider opening interactive shell.
* Attempting to run multiple consecutive commands in one channel will fail.
* See RFC 4254 Section 6.5.
* *
* @see ssh_channel_request_shell() * @see ssh_channel_request_shell()
*/ */