[Serusers] New route graph utility

[Atle Samuelsen]

Hi Nils,

Very cool!

Looking forward to tst it!

Feedback before testing it would to maybe make it also print the "most"
logical request-uri changes.

(like, rewritehostport, lookup(".."))


-Atle

* Nils Ohlmeier <nils at iptel.org> [061026 18:22]:
> Hello,
> 
> in case you are not following the CVS commit log messages: I just checked in a 
> small python script which should be able to print a dependency graph in ASCII 
> of the route blocks of a SER config file.
> 
> When you try to understand more complex configuration files this tool might be 
> helpfull. But be warned: this is still alpha code!
> It will not eat your config file, but the output might not meet your 
> expectations :-)
> 
> If you run it with the default configuration file the output will look like 
> this:
> 
> ./route_graph.py ../../etc/ser.cfg
> 
> Main
> |
> \- 1
> |
> \- 1
> |
> \- 1
> |
> \- 1
> 
> A more complex scenario (from a config with named routes) could look like 
> this:
> 
> ./route_graph.py ./ser.cfg
> 
> Main
> |
> \- ROUTE_RPC
> |  |
> |  \- ROUTE_ERROR_REPLY
> |
> \- ROUTE_PROXYINIT
> |  |
> |  \- ROUTE_ERROR_REPLY
> |
> \- ROUTE_INDIALOG
> |  |
> |  \- ROUTE_ERROR_REPLY
> |  |
> |  \- ROUTE_ST
> |  |
> |  \- ROUTE_FORWARD
> |  |  |
> |  |  \- ROUTE_LI
> |  |  |
> |  |  \- ROUTE_RTPPROXY
> |  |  |
> |  |  \- ROUTE_RR
> |
> \- ROUTE_DOMAINPOLICY
> |  |
> |  \- ROUTE_ERROR_REPLY
> |
> \- ROUTE_REGISTRAR
> |  |
> |  \- ROUTE_ERROR_REPLY
> |
> \- ROUTE_AUTHENTICATION
> |  |
> 
> [... omitted bigger parts...]
> 
> Send routes
> -----------
> 
> onsend
> 
> Failure routes
> --------------
> 
> FAILURE_ROUTE
> |
> \- ROUTE_RTPPROXY
> |
> \- ROUTE_VOICEMAIL
> |  |
> |  \- ROUTE_SEMS
> |  |  |
> |  |  \- ROUTE_LI
> |  |  |
> |  |  \- ROUTE_RR
> |  |
> |  \- ROUTE_ERROR_REPLY
> |
> 
> [... omitted bigger parts...]
> 
> Onreply routes
> --------------
> 
> REPLY_ROUTE
> 
> 
> Feedback is welcome. Patches even more! :-)
> 
> Greetings
>   Nils
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