> On Jan. 30, 2015, 1:22 a.m., George Joseph wrote:
> > If you run the Testsuite, you'll get a good indication of whether this is 
> > truly backwards compatible.

I ran the test apps/queue/set_penalty which makes use of ami.command and it 
failed.

However this appears to be a bug with starpy, it is treading the "\r\n" as the 
end of message. Changing it to output just "\n" results in a successful test.

Breaking an existing client library isn't ideal, but the correct delimiter for 
command output is "--END COMMAND--\r\n\r\n", not "\r\n\r\n".


- gareth


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On Jan. 30, 2015, 12:25 a.m., gareth wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviewboard.asterisk.org/r/4391/
> -----------------------------------------------------------
> 
> (Updated Jan. 30, 2015, 12:25 a.m.)
> 
> 
> Review request for Asterisk Developers.
> 
> 
> Bugs: ASTERISK-24730
>     https://issues.asterisk.org/jira/browse/ASTERISK-24730
> 
> 
> Repository: Asterisk
> 
> 
> Description
> -------
> 
> This patch adds a blank line between the headers and the output in the 
> Command action response. The reason for this change is to make it easier to 
> determine where the headers end and the output from the command starts.
> 
> Currently, to parse a response to a Command action, one has to:
> 
> 1. Read one line, if line is "Response: Error", parse the remaining as a 
> standard AMI response and stop.
> 2. Read one more line - or two if you used an ActionID - those lines are the 
> headers.
> 3. Then read everything up to "--END COMMAND--\r\n\r\n".
> 
> That could be changed to:
> 
> 1. Read standard AMI response.
> 2. If "Response: Follows", then read everything up to "--END 
> COMMAND--\r\n\r\n".
> 
> The AMI version has been increased to 2.8.0 as this is a protocol change and 
> so that clients detect the new behavior.
> 
> Adding a blank line should not cause older parsers to fail as they have to 
> read everything up to "--END COMMAND--\r\n\r\n" anyway.
> 
> Adding a blank line will also not cause the AMI to HTML/XML encoder to fail 
> to separate the headers from the output as it checks for the presence of a 
> ":" character, which a blank line does not contain.
> 
> 
> Diffs
> -----
> 
>   /trunk/main/manager.c 431113 
>   /trunk/include/asterisk/manager.h 431113 
>   /trunk/CHANGES 431113 
> 
> Diff: https://reviewboard.asterisk.org/r/4391/diff/
> 
> 
> Testing
> -------
> 
> Connected to manager, issued 'core show uptime' command and verified that 
> there was a blank line between the headers and output.
> 
> 
> Thanks,
> 
> gareth
> 
>

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