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security_events.c
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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2012, Digium, Inc.
*
* Russell Bryant <[email protected]>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*!
* \file
*
* \brief Security Event Reporting Helpers
*
* \author Russell Bryant <[email protected]>
*/
/*** MODULEINFO
<support_level>core</support_level>
***/
/*** DOCUMENTATION
<managerEvent language="en_US" name="FailedACL">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request violates an ACL check.</synopsis>
<syntax>
<parameter name="EventTV">
<para>The time the event was detected.</para>
</parameter>
<parameter name="Severity">
<para>A relative severity of the security event.</para>
<enumlist>
<enum name="Informational"/>
<enum name="Error"/>
</enumlist>
</parameter>
<parameter name="Service">
<para>The Asterisk service that raised the security event.</para>
</parameter>
<parameter name="EventVersion">
<para>The version of this event.</para>
</parameter>
<parameter name="AccountID">
<para>The Service account associated with the security event
notification.</para>
</parameter>
<parameter name="SessionID">
<para>A unique identifier for the session in the service
that raised the event.</para>
</parameter>
<parameter name="LocalAddress">
<para>The address of the Asterisk service that raised the
security event.</para>
</parameter>
<parameter name="RemoteAddress">
<para>The remote address of the entity that caused the
security event to be raised.</para>
</parameter>
<parameter name="Module" required="false">
<para>If available, the name of the module that raised the event.</para>
</parameter>
<parameter name="ACLName" required="false">
<para>If available, the name of the ACL that failed.</para>
</parameter>
<parameter name="SessionTV" required="false">
<para>The timestamp reported by the session.</para>
</parameter>
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="InvalidAccountID">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request fails an authentication check due to an invalid account ID.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="SessionLimit">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request fails due to exceeding the number of allowed concurrent sessions for that service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="MemoryLimit">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request fails due to an internal memory allocation failure.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="LoadAverageLimit">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request fails because a configured load average limit has been reached.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="RequestNotSupported">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request fails due to some aspect of the requested item not being supported by the service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="RequestType">
<para>The type of request attempted.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="RequestNotAllowed">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request is not allowed by the service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='RequestNotSupported']/managerEventInstance/syntax/parameter[@name='RequestType'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
<parameter name="RequestParams" required="false">
<para>Parameters provided to the rejected request.</para>
</parameter>
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="AuthMethodNotAllowed">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request used an authentication method not allowed by the service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="AuthMethod">
<para>The authentication method attempted.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="RequestBadFormat">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request is received with bad formatting.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='RequestNotSupported']/managerEventInstance/syntax/parameter[@name='RequestType'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
<parameter name="AccountID" required="false">
<para>The account ID associated with the rejected request.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='RequestNotAllowed']/managerEventInstance/syntax/parameter[@name='RequestParams'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="SuccessfulAuth">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request successfully authenticates with a service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="UsingPassword">
<para>Whether or not the authentication attempt included a password.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="UnexpectedAddress">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request has a different source address then what is expected for a session already in progress with a service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="ExpectedAddress">
<para>The address that the request was expected to use.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="ChallengeResponseFailed">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request's attempt to authenticate has been challenged, and the request failed the authentication challenge.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="Challenge">
<para>The challenge that was sent.</para>
</parameter>
<parameter name="Response">
<para>The response that was received.</para>
</parameter>
<parameter name="ExpectedResponse">
<para>The expected response to the challenge.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="InvalidPassword">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request provides an invalid password during an authentication attempt.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
<parameter name="Challenge" required="false">
<para>The challenge that was sent.</para>
</parameter>
<parameter name="ReceivedChallenge" required="false">
<para>The challenge that was received.</para>
</parameter>
<parameter name="ReceivedHash" required="false">
<para>The hash that was received.</para>
</parameter>
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="ChallengeSent">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when an Asterisk service sends an authentication challenge to a request.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='ChallengeResponseFailed']/managerEventInstance/syntax/parameter[@name='Challenge'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
<managerEvent language="en_US" name="InvalidTransport">
<managerEventInstance class="EVENT_FLAG_SECURITY">
<synopsis>Raised when a request attempts to use a transport not allowed by the Asterisk service.</synopsis>
<syntax>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventTV'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Severity'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Service'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='EventVersion'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='AccountID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionID'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='LocalAddress'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='RemoteAddress'])" />
<parameter name="AttemptedTransport">
<para>The transport type that the request attempted to use.</para>
</parameter>
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='Module'])" />
<xi:include xpointer="xpointer(/docs/managerEvent[@name='FailedACL']/managerEventInstance/syntax/parameter[@name='SessionTV'])" />
</syntax>
</managerEventInstance>
</managerEvent>
***/
#include "asterisk.h"
#include "asterisk/utils.h"
#include "asterisk/strings.h"
#include "asterisk/network.h"
#include "asterisk/event.h"
#include "asterisk/security_events.h"
#include "asterisk/netsock2.h"
#include "asterisk/stasis.h"
#include "asterisk/json.h"
#include "asterisk/astobj2.h"
static const size_t SECURITY_EVENT_BUF_INIT_LEN = 256;
/*! \brief Security Topic */
static struct stasis_topic *security_topic;
struct stasis_topic *ast_security_topic(void)
{
return security_topic;
}
static int append_event_str_single(struct ast_str **str, struct ast_json *json,
const enum ast_event_ie_type ie_type)
{
const char *ie_type_key = ast_event_get_ie_type_name(ie_type);
struct ast_json *json_string = ast_json_object_get(json, ie_type_key);
if (!json_string) {
return 0;
}
if (ast_str_append(str, 0, "%s: %s\r\n", ie_type_key, S_OR(ast_json_string_get(json_string), "")) == -1) {
return -1;
}
return 0;
}
static int append_event_str_from_json(struct ast_str **str, struct ast_json *json,
const struct ast_security_event_ie_type *ies)
{
unsigned int i;
if (!ies) {
return 0;
}
for (i = 0; ies[i].ie_type != AST_EVENT_IE_END; i++) {
if (append_event_str_single(str, json, ies[i].ie_type)) {
return -1;
}
}
return 0;
}
static struct ast_manager_event_blob *security_event_to_ami_blob(struct ast_json *json)
{
RAII_VAR(struct ast_str *, str, NULL, ast_free);
struct ast_json *event_type_json;
enum ast_security_event_type event_type;
event_type_json = ast_json_object_get(json, "SecurityEvent");
event_type = ast_json_integer_get(event_type_json);
ast_assert((unsigned int)event_type < AST_SECURITY_EVENT_NUM_TYPES);
if (!(str = ast_str_create(SECURITY_EVENT_BUF_INIT_LEN))) {
return NULL;
}
if (append_event_str_from_json(&str, json,
ast_security_event_get_required_ies(event_type))) {
ast_log(AST_LOG_ERROR, "Failed to issue a security event to AMI: "
"error occurred when adding required event fields.\n");
return NULL;
}
if (append_event_str_from_json(&str, json,
ast_security_event_get_optional_ies(event_type))) {
ast_log(AST_LOG_ERROR, "Failed to issue a security event to AMI: "
"error occurred when adding optional event fields.\n");
return NULL;
}
return ast_manager_event_blob_create(EVENT_FLAG_SECURITY,
ast_security_event_get_name(event_type),
"%s",
ast_str_buffer(str));
}
static struct ast_manager_event_blob *security_event_to_ami(struct stasis_message *message)
{
struct ast_json_payload *payload = stasis_message_data(message);
if (stasis_message_type(message) != ast_security_event_type()) {
return NULL;
}
if (!payload) {
return NULL;
}
return security_event_to_ami_blob(payload->json);
}
/*! \brief Message type for security events */
STASIS_MESSAGE_TYPE_DEFN(ast_security_event_type,
.to_ami = security_event_to_ami,
);
static void security_stasis_cleanup(void)
{
ao2_cleanup(security_topic);
security_topic = NULL;
STASIS_MESSAGE_TYPE_CLEANUP(ast_security_event_type);
}
int ast_security_stasis_init(void)
{
ast_register_cleanup(security_stasis_cleanup);
security_topic = stasis_topic_create("security:all");
if (!security_topic) {
return -1;
}
if (STASIS_MESSAGE_TYPE_INIT(ast_security_event_type)) {
return -1;
}
return 0;
}
static const struct {
const char *name;
uint32_t version;
enum ast_security_event_severity severity;
#define MAX_SECURITY_IES 12
struct ast_security_event_ie_type required_ies[MAX_SECURITY_IES];
struct ast_security_event_ie_type optional_ies[MAX_SECURITY_IES];
#undef MAX_SECURITY_IES
} sec_events[AST_SECURITY_EVENT_NUM_TYPES] = {
#define SEC_EVT_FIELD(e, field) (offsetof(struct ast_security_event_##e, field))
[AST_SECURITY_EVENT_FAILED_ACL] = {
.name = "FailedACL",
.version = AST_SECURITY_EVENT_FAILED_ACL_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_ACL_NAME, SEC_EVT_FIELD(failed_acl, acl_name) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_INVAL_ACCT_ID] = {
.name = "InvalidAccountID",
.version = AST_SECURITY_EVENT_INVAL_ACCT_ID_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_SESSION_LIMIT] = {
.name = "SessionLimit",
.version = AST_SECURITY_EVENT_SESSION_LIMIT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_MEM_LIMIT] = {
.name = "MemoryLimit",
.version = AST_SECURITY_EVENT_MEM_LIMIT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_LOAD_AVG] = {
.name = "LoadAverageLimit",
.version = AST_SECURITY_EVENT_LOAD_AVG_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_REQ_NO_SUPPORT] = {
.name = "RequestNotSupported",
.version = AST_SECURITY_EVENT_REQ_NO_SUPPORT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_REQUEST_TYPE, SEC_EVT_FIELD(req_no_support, request_type) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_REQ_NOT_ALLOWED] = {
.name = "RequestNotAllowed",
.version = AST_SECURITY_EVENT_REQ_NOT_ALLOWED_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_REQUEST_TYPE, SEC_EVT_FIELD(req_not_allowed, request_type) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_REQUEST_PARAMS, SEC_EVT_FIELD(req_not_allowed, request_params) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_AUTH_METHOD_NOT_ALLOWED] = {
.name = "AuthMethodNotAllowed",
.version = AST_SECURITY_EVENT_AUTH_METHOD_NOT_ALLOWED_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_AUTH_METHOD, SEC_EVT_FIELD(auth_method_not_allowed, auth_method) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_REQ_BAD_FORMAT] = {
.name = "RequestBadFormat",
.version = AST_SECURITY_EVENT_REQ_BAD_FORMAT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_REQUEST_TYPE, SEC_EVT_FIELD(req_bad_format, request_type) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_REQUEST_PARAMS, SEC_EVT_FIELD(req_bad_format, request_params) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_SUCCESSFUL_AUTH] = {
.name = "SuccessfulAuth",
.version = AST_SECURITY_EVENT_SUCCESSFUL_AUTH_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_INFO,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_USING_PASSWORD, SEC_EVT_FIELD(successful_auth, using_password) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_UNEXPECTED_ADDR] = {
.name = "UnexpectedAddress",
.version = AST_SECURITY_EVENT_UNEXPECTED_ADDR_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_EXPECTED_ADDR, SEC_EVT_FIELD(unexpected_addr, expected_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_CHAL_RESP_FAILED] = {
.name = "ChallengeResponseFailed",
.version = AST_SECURITY_EVENT_CHAL_RESP_FAILED_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_CHALLENGE, SEC_EVT_FIELD(chal_resp_failed, challenge) },
{ AST_EVENT_IE_RESPONSE, SEC_EVT_FIELD(chal_resp_failed, response) },
{ AST_EVENT_IE_EXPECTED_RESPONSE, SEC_EVT_FIELD(chal_resp_failed, expected_response) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_INVAL_PASSWORD] = {
.name = "InvalidPassword",
.version = AST_SECURITY_EVENT_INVAL_PASSWORD_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_CHALLENGE, SEC_EVT_FIELD(inval_password, challenge) },
{ AST_EVENT_IE_RECEIVED_CHALLENGE, SEC_EVT_FIELD(inval_password, received_challenge) },
{ AST_EVENT_IE_RECEIVED_HASH, SEC_EVT_FIELD(inval_password, received_hash) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_CHAL_SENT] = {
.name = "ChallengeSent",
.version = AST_SECURITY_EVENT_CHAL_SENT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_INFO,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_CHALLENGE, SEC_EVT_FIELD(chal_sent, challenge) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
[AST_SECURITY_EVENT_INVAL_TRANSPORT] = {
.name = "InvalidTransport",
.version = AST_SECURITY_EVENT_INVAL_TRANSPORT_VERSION,
.severity = AST_SECURITY_EVENT_SEVERITY_ERROR,
.required_ies = {
{ AST_EVENT_IE_EVENT_TV, 0 },
{ AST_EVENT_IE_SEVERITY, 0 },
{ AST_EVENT_IE_SERVICE, SEC_EVT_FIELD(common, service) },
{ AST_EVENT_IE_EVENT_VERSION, SEC_EVT_FIELD(common, version) },
{ AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(common, account_id) },
{ AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(common, session_id) },
{ AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(common, local_addr) },
{ AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(common, remote_addr) },
{ AST_EVENT_IE_ATTEMPTED_TRANSPORT, SEC_EVT_FIELD(inval_transport, transport) },
{ AST_EVENT_IE_END, 0 }
},
.optional_ies = {
{ AST_EVENT_IE_MODULE, SEC_EVT_FIELD(common, module) },
{ AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(common, session_tv) },
{ AST_EVENT_IE_END, 0 }
},
},
#undef SEC_EVT_FIELD
};
static const struct {
enum ast_security_event_severity severity;
const char *str;
} severities[] = {
{ AST_SECURITY_EVENT_SEVERITY_INFO, "Informational" },
{ AST_SECURITY_EVENT_SEVERITY_ERROR, "Error" },
};
const char *ast_security_event_severity_get_name(
const enum ast_security_event_severity severity)
{
unsigned int i;
for (i = 0; i < ARRAY_LEN(severities); i++) {
if (severities[i].severity == severity) {
return severities[i].str;
}
}
return NULL;
}
static int check_event_type(const enum ast_security_event_type event_type)
{
if ((unsigned int)event_type >= AST_SECURITY_EVENT_NUM_TYPES) {
ast_log(LOG_ERROR, "Invalid security event type %u\n", event_type);
return -1;
}
return 0;
}
const char *ast_security_event_get_name(const enum ast_security_event_type event_type)
{
if (check_event_type(event_type)) {
return NULL;
}
return sec_events[event_type].name;
}
const struct ast_security_event_ie_type *ast_security_event_get_required_ies(
const enum ast_security_event_type event_type)
{
if (check_event_type(event_type)) {
return NULL;
}
return sec_events[event_type].required_ies;
}
const struct ast_security_event_ie_type *ast_security_event_get_optional_ies(
const enum ast_security_event_type event_type)
{
if (check_event_type(event_type)) {
return NULL;
}
return sec_events[event_type].optional_ies;
}
static int add_ip_json_object(struct ast_json *json, enum ast_event_ie_type ie_type,
const struct ast_security_event_ip_addr *addr)
{
struct ast_json *json_ip;
json_ip = ast_json_ipaddr(addr->addr, addr->transport);
if (!json_ip) {
return -1;
}
return ast_json_object_set(json, ast_event_get_ie_type_name(ie_type), json_ip);
}
enum ie_required {
NOT_REQUIRED,
REQUIRED
};
static int add_json_object(struct ast_json *json, const struct ast_security_event_common *sec,
const struct ast_security_event_ie_type *ie_type, enum ie_required req)
{
int res = 0;
switch (ie_type->ie_type) {
case AST_EVENT_IE_SERVICE:
case AST_EVENT_IE_ACCOUNT_ID:
case AST_EVENT_IE_SESSION_ID:
case AST_EVENT_IE_MODULE:
case AST_EVENT_IE_ACL_NAME:
case AST_EVENT_IE_REQUEST_TYPE:
case AST_EVENT_IE_REQUEST_PARAMS:
case AST_EVENT_IE_AUTH_METHOD:
case AST_EVENT_IE_CHALLENGE:
case AST_EVENT_IE_RESPONSE:
case AST_EVENT_IE_EXPECTED_RESPONSE:
case AST_EVENT_IE_RECEIVED_CHALLENGE:
case AST_EVENT_IE_RECEIVED_HASH:
case AST_EVENT_IE_ATTEMPTED_TRANSPORT:
{
const char *str;
struct ast_json *json_string;
str = *((const char **)(((const char *) sec) + ie_type->offset));
if (req && !str) {
ast_log(LOG_WARNING, "Required IE '%d' (%s) for security event "
"type '%u' (%s) not present\n", ie_type->ie_type,
ast_event_get_ie_type_name(ie_type->ie_type),
sec->event_type, ast_security_event_get_name(sec->event_type));
res = -1;
break;
}
if (!str) {
break;
}
json_string = ast_json_string_create(str);
if (!json_string) {
res = -1;
break;
}
res = ast_json_object_set(json, ast_event_get_ie_type_name(ie_type->ie_type), json_string);
break;
}
case AST_EVENT_IE_EVENT_VERSION:
case AST_EVENT_IE_USING_PASSWORD:
{
struct ast_json *json_string;
uint32_t val;
val = *((const uint32_t *)(((const char *) sec) + ie_type->offset));
json_string = ast_json_stringf("%u", val);
if (!json_string) {
res = -1;
break;