[svn-commits] russell: branch group/security_events r199581 - in /team/group/security_event...
SVN commits to the Digium repositories
svn-commits at lists.digium.com
Mon Jun 8 07:20:41 CDT 2009
Author: russell
Date: Mon Jun 8 07:20:38 2009
New Revision: 199581
URL: http://svn.asterisk.org/svn-view/asterisk?view=rev&rev=199581
Log:
Add support and test code for unexpected address security event
Modified:
team/group/security_events/include/asterisk/security_events_defs.h
team/group/security_events/main/security_events.c
team/group/security_events/security_events.txt
team/group/security_events/tests/test_security_events.c
Modified: team/group/security_events/include/asterisk/security_events_defs.h
URL: http://svn.asterisk.org/svn-view/asterisk/team/group/security_events/include/asterisk/security_events_defs.h?view=diff&rev=199581&r1=199580&r2=199581
==============================================================================
--- team/group/security_events/include/asterisk/security_events_defs.h (original)
+++ team/group/security_events/include/asterisk/security_events_defs.h Mon Jun 8 07:20:38 2009
@@ -99,6 +99,10 @@
* \brief FYI FWIW, Successful authentication has occurred
*/
AST_SECURITY_EVENT_SUCCESSFUL_AUTH,
+ /*!
+ * \brief An unexpected source address was seen for a session in progress
+ */
+ AST_SECURITY_EVENT_UNEXPECTED_ADDR,
/* \brief This _must_ stay at the end. */
AST_SECURITY_EVENT_NUM_TYPES
};
@@ -622,6 +626,54 @@
struct ast_security_event_ipv4_addr remote_addr;
};
+/*!
+ * \brief Unexpected source address for a session in progress
+ */
+struct ast_security_event_unexpected_addr {
+ /*!
+ * \brief Event descriptor version
+ * \note This _must_ be changed if this event descriptor is changed.
+ */
+ #define AST_SECURITY_EVENT_UNEXPECTED_ADDR_VERSION 1
+ /*! \brief Common security event descriptor elements */
+ struct ast_security_event_common common;
+ /*!
+ * \brief Module, Normally the AST_MODULE define
+ * \note optional
+ */
+ const char *module;
+ /*!
+ * \brief Account ID, specific to the service type
+ * \note required
+ */
+ const char *account_id;
+ /*!
+ * \brief Session ID, specific to the service type
+ * \note required
+ */
+ const char *session_id;
+ /*!
+ * \brief Session timeval, when the session started
+ * \note optional
+ */
+ const struct timeval *session_tv;
+ /*!
+ * \brief Local address the request came in on
+ * \note required
+ */
+ struct ast_security_event_ipv4_addr local_addr;
+ /*!
+ * \brief Remote address the request came from
+ * \note required
+ */
+ struct ast_security_event_ipv4_addr remote_addr;
+ /*!
+ * \brief Expected remote address
+ * \note required
+ */
+ struct ast_security_event_ipv4_addr expected_addr;
+};
+
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
Modified: team/group/security_events/main/security_events.c
URL: http://svn.asterisk.org/svn-view/asterisk/team/group/security_events/main/security_events.c?view=diff&rev=199581&r1=199580&r2=199581
==============================================================================
--- team/group/security_events/main/security_events.c (original)
+++ team/group/security_events/main/security_events.c Mon Jun 8 07:20:38 2009
@@ -261,18 +261,41 @@
{ 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(inval_acct_id, account_id) },
- { AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(inval_acct_id, session_id) },
- { AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(inval_acct_id, local_addr) },
- { AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(inval_acct_id, remote_addr) },
- { AST_EVENT_IE_END, 0 }
- },
- .optional_ies = {
- { AST_EVENT_IE_MODULE, SEC_EVT_FIELD(inval_acct_id, module) },
- { AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(inval_acct_id, session_tv) },
- { AST_EVENT_IE_END, 0 }
- },
-},
+ { AST_EVENT_IE_ACCOUNT_ID, SEC_EVT_FIELD(successful_auth, account_id) },
+ { AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(successful_auth, session_id) },
+ { AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(successful_auth, local_addr) },
+ { AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(successful_auth, remote_addr) },
+ { AST_EVENT_IE_END, 0 }
+ },
+ .optional_ies = {
+ { AST_EVENT_IE_MODULE, SEC_EVT_FIELD(successful_auth, module) },
+ { AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(successful_auth, 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(unexpected_addr, account_id) },
+ { AST_EVENT_IE_SESSION_ID, SEC_EVT_FIELD(unexpected_addr, session_id) },
+ { AST_EVENT_IE_LOCAL_ADDR, SEC_EVT_FIELD(unexpected_addr, local_addr) },
+ { AST_EVENT_IE_REMOTE_ADDR, SEC_EVT_FIELD(unexpected_addr, 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(unexpected_addr, module) },
+ { AST_EVENT_IE_SESSION_TV, SEC_EVT_FIELD(unexpected_addr, session_tv) },
+ { AST_EVENT_IE_END, 0 }
+ },
+}
#undef SEC_EVT_FIELD
@@ -454,6 +477,7 @@
}
case AST_EVENT_IE_LOCAL_ADDR:
case AST_EVENT_IE_REMOTE_ADDR:
+ case AST_EVENT_IE_EXPECTED_ADDR:
{
const struct ast_security_event_ipv4_addr *addr;
Modified: team/group/security_events/security_events.txt
URL: http://svn.asterisk.org/svn-view/asterisk/team/group/security_events/security_events.txt?view=diff&rev=199581&r1=199580&r2=199581
==============================================================================
--- team/group/security_events/security_events.txt (original)
+++ team/group/security_events/security_events.txt Mon Jun 8 07:20:38 2009
@@ -208,7 +208,7 @@
Content: This is the security event sub-type.
Values: FailedACL, InvalidAccountID, CallLimit, MemoryLimit, LoadAverageLimit,
RequestNotSupported, RequestNotAllowed, AuthMethodNotAllowed,
- ReqBadFormat
+ ReqBadFormat, UnexpectedAddress
IE: EventVersion
Content: This is a numeric value that indicates when updates are made to the
Modified: team/group/security_events/tests/test_security_events.c
URL: http://svn.asterisk.org/svn-view/asterisk/team/group/security_events/tests/test_security_events.c?view=diff&rev=199581&r1=199580&r2=199581
==============================================================================
--- team/group/security_events/tests/test_security_events.c (original)
+++ team/group/security_events/tests/test_security_events.c Mon Jun 8 07:20:38 2009
@@ -46,6 +46,7 @@
static void evt_gen_auth_method_not_allowed(void);
static void evt_gen_req_bad_format(void);
static void evt_gen_successful_auth(void);
+static void evt_gen_unexpected_addr(void);
typedef void (*evt_generator)(void);
static const evt_generator evt_generators[AST_SECURITY_EVENT_NUM_TYPES] = {
@@ -59,6 +60,7 @@
[AST_SECURITY_EVENT_AUTH_METHOD_NOT_ALLOWED] = evt_gen_auth_method_not_allowed,
[AST_SECURITY_EVENT_REQ_BAD_FORMAT] = evt_gen_req_bad_format,
[AST_SECURITY_EVENT_SUCCESSFUL_AUTH] = evt_gen_successful_auth,
+ [AST_SECURITY_EVENT_UNEXPECTED_ADDR] = evt_gen_unexpected_addr,
};
static void evt_gen_failed_acl(void)
@@ -437,6 +439,53 @@
sin_remote.sin_port = htons(1234);
ast_security_event_report(AST_SEC_EVT(&successful_auth));
+}
+
+static void evt_gen_unexpected_addr(void)
+{
+ struct sockaddr_in sin_local = {
+ .sin_family = AF_INET
+ };
+ struct sockaddr_in sin_remote = {
+ .sin_family = AF_INET
+ };
+ struct sockaddr_in sin_expected = {
+ .sin_family = AF_INET
+ };
+ struct timeval session_tv = ast_tvnow();
+ struct ast_security_event_unexpected_addr unexpected_addr = {
+ .common.event_type = AST_SECURITY_EVENT_UNEXPECTED_ADDR,
+ .common.version = AST_SECURITY_EVENT_UNEXPECTED_ADDR_VERSION,
+ .common.service = "TEST",
+
+ .module = AST_MODULE,
+ .account_id = "CoolUser",
+ .session_id = "Session789",
+ .session_tv = &session_tv,
+ .local_addr = {
+ .sin = &sin_local,
+ .transport = AST_SECURITY_EVENT_TRANSPORT_UDP,
+ },
+ .remote_addr = {
+ .sin = &sin_remote,
+ .transport = AST_SECURITY_EVENT_TRANSPORT_UDP,
+ },
+ .expected_addr = {
+ .sin = &sin_expected,
+ .transport = AST_SECURITY_EVENT_TRANSPORT_UDP,
+ },
+ };
+
+ inet_aton("10.1.2.3", &sin_local.sin_addr);
+ sin_local.sin_port = htons(4321);
+
+ inet_aton("10.1.2.4", &sin_remote.sin_addr);
+ sin_remote.sin_port = htons(1234);
+
+ inet_aton("10.1.2.5", &sin_expected.sin_addr);
+ sin_expected.sin_port = htons(2343);
+
+ ast_security_event_report(AST_SEC_EVT(&unexpected_addr));
}
static void gen_events(struct ast_cli_args *a)
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