[asterisk-dev] [Code Review] Security Event Framework Proposal

[Russell Bryant]

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/trunk/doc/tex/asterisk.tex
<http://reviewboard.digium.com/r/273/#comment2073>

    Fix this.


- Russell


On 2009-06-16 07:24:20, Russell Bryant wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> http://reviewboard.digium.com/r/273/
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> 
> (Updated 2009-06-16 07:24:20)
> 
> 
> Review request for Asterisk Developers.
> 
> 
> Summary
> -------
> 
> This is a security framework for Asterisk.  This is essentially the documentation and implementation of the ideas discussed at a couple of the recent developer meetings.  The documentation resides in doc/tex/security-events.tex.
> 
> The code is an implementation of this framework.  The changes can be broken down in this way:
> 
>    1) Security event API
>       - main/security_events.c
>       - include/asterisk/security_events.h
>       - include/asterisk/security_events_defs.h
> 
>    2) Changes to the ast_event API to support security events
>       - include/asterisk/event_defs.h
>       - main/event.c
> 
>    3) A consumer of security events to produce a security log file
>       - res/res_security_log.c
> 
>    4) A completed producer of security events
>       - main/manager.c
> 
>    5) The beginning of having chan_sip produce some security events
>       ******************
>       *** NOTE: I do not propose that this part get merged now.  I think we
>       *** should handle the chan_sip mods as another patch in a second phase.
>       ******************
>       - channels/chan_sip.c
> 
>    6) A test module that generates every type of security event
>       - tests/test_security_events.c
> 
>    7) A simple test script that gets the manager interface to generate
>       one of every type of security event it emits.
>       **************
>       *** NOTE: Is this worth merging?
>       **************
>       - tests/test_ami_security_events.sh
> 
> As a final note, one notable feature that is not yet present is the ability to fire off custom security events from the dialplan.  I haven't come up with an interface for it that I am happy with just yet.  I think we can handle this as another patch later.
> 
> 
> Diffs
> -----
> 
>   /trunk/channels/chan_sip.c 200840 
>   /trunk/doc/tex/asterisk.tex 200840 
>   /trunk/doc/tex/security-events.tex PRE-CREATION 
>   /trunk/include/asterisk/event_defs.h 200840 
>   /trunk/include/asterisk/security_events.h PRE-CREATION 
>   /trunk/include/asterisk/security_events_defs.h PRE-CREATION 
>   /trunk/main/event.c 200840 
>   /trunk/main/manager.c 200840 
>   /trunk/main/security_events.c PRE-CREATION 
>   /trunk/res/res_security_log.c PRE-CREATION 
>   /trunk/tests/test_ami_security_events.sh PRE-CREATION 
>   /trunk/tests/test_security_events.c PRE-CREATION 
> 
> Diff: http://reviewboard.digium.com/r/273/diff
> 
> 
> Testing
> -------
> 
> There are two major components of the testing that has been done:
> 
>    1) There is a test module that generates every type of security event.  You can run the test CLI command and verify that the events come out in the custom security log channel, demonstrating the documented security log format:
> 
> Here is some example output:
> 
> *CLI> securityevents test generation
> 
> ...
> 
> SECURITY[17921]: res_security_log.c:125 security_event_cb: SecurityEvent="FailedACL",Service="TEST",EventVersion="1",AccountID="Username",SessionID="Session123",LocalAddress="IPV4/UDP/192.168.1.1/12121",RemoteAddress="IPV4/UDP/192.168.1.2/12345",Module="test_security_events",ACLName="TEST_ACL",SessionTV="1244131376-695232"
> 
> ...
> 
>    2) There is also a script that gets the Asterisk Manager Interface to produce at least one of every type of security event that it produces.  This has been executed and the output has been verified to be what is expected.
> 
> 
> Thanks,
> 
> Russell
> 
>