Merged revisions 64516 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r64516 | oej | 2007-05-16 10:46:18 +0200 (Wed, 16 May 2007) | 17 lines

Merged following patch with a lot of changes for 1.4
------

Merged revisions 64514 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r64514 | oej | 2007-05-16 10:25:56 +0200 (Wed, 16 May 2007) | 6 lines

Issue #9726 - rlister - Better logging for ACL denials

While at it, also added better logging and handling of peers that are not supposed to register.

My patch, stole the issue report from Russell. My apologies, Russell :-)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@64517 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -344,6 +344,8 @@ enum check_auth_result {
 	AUTH_NOT_FOUND = -3,	/* returned by register_verify */
 	AUTH_FAKE_AUTH = -4,
 	AUTH_UNKNOWN_DOMAIN = -5,
+	AUTH_PEER_NOT_DYNAMIC = -6,
+	AUTH_ACL_FAILED = -7,
 };
 
 /*! \brief States for outbound registrations (with register= lines in sip.conf */
@@ -8943,6 +8945,7 @@ static enum check_auth_result register_verify(struct sip_pvt *p, struct sockaddr
 		if (peer)
 			unref_peer(peer);
 		peer = NULL;
+		res = AUTH_ACL_FAILED;
 	}
 	if (peer) {
 		/* Set Frame packetization */
@@ -8952,6 +8955,7 @@ static enum check_auth_result register_verify(struct sip_pvt *p, struct sockaddr
 		}
 		if (!ast_test_flag(&peer->flags[1], SIP_PAGE2_DYNAMIC)) {
 			ast_log(LOG_ERROR, "Peer '%s' is trying to register, but not configured as host=dynamic\n", peer->name);
+			res = AUTH_PEER_NOT_DYNAMIC;
 		} else {
 			ast_copy_flags(&p->flags[0], &peer->flags[0], SIP_NAT);
 			transmit_response(p, "100 Trying", req);
@@ -9029,35 +9033,21 @@ static enum check_auth_result register_verify(struct sip_pvt *p, struct sockaddr
 			transmit_response(p, "403 Authentication user name does not match account name", &p->initreq);
 			break;
 		case AUTH_NOT_FOUND:
+		case AUTH_PEER_NOT_DYNAMIC:
+		case AUTH_ACL_FAILED:
 			if (global_alwaysauthreject) {
 				transmit_fake_auth_response(p, &p->initreq, 1);
 			} else {
 				/* URI not found */
+				if (res == AUTH_UNKNOWN_DOMAIN || res == AUTH_PEER_NOT_DYNAMIC)
+					transmit_response(p, "403 Forbidden", &p->initreq);
+				else
 					transmit_response(p, "404 Not found", &p->initreq);
 			}
 			break;
 		default:
 			break;
 		}
-		if (option_debug > 1) {
-			const char *reason = "";
-
-			switch (res) {
-			case AUTH_SECRET_FAILED:
-				reason = "Bad password";
-				break;
-			case AUTH_USERNAME_MISMATCH:
-				reason = "Bad digest user";
-				break;
-			case AUTH_NOT_FOUND:
-				reason = "Peer not found";
-				break;
-			default:
-				break;
-			}
-			ast_log(LOG_DEBUG, "SIP REGISTER attempt failed for %s : %s\n",
-				peer->name, reason);
-		}
 	}
 	if (peer)
 		unref_peer(peer);
@@ -15511,7 +15501,7 @@ static int handle_request_register(struct sip_pvt *p, struct sip_request *req, s
 		ast_log(LOG_DEBUG, "Initializing initreq for method %s - callid %s\n", sip_methods[req->method].text, p->callid);
 	check_via(p, req);
 	if ((res = register_verify(p, sin, req, e)) < 0) {
-		const char *reason = "";
+		const char *reason;
 
 		switch (res) {
 		case AUTH_SECRET_FAILED:
@@ -15526,19 +15516,28 @@ static int handle_request_register(struct sip_pvt *p, struct sip_request *req, s
 		case AUTH_UNKNOWN_DOMAIN:
 			reason = "Not a local domain";
 			break;
+		case AUTH_PEER_NOT_DYNAMIC:
+			reason = "Peer is not supposed to register";
+			break;
+		case AUTH_ACL_FAILED:
+			reason = "Device does not match ACL";
+			break;
 		default:
+			reason = "Unknown failure";
 			break;
 		}
 		ast_log(LOG_NOTICE, "Registration from '%s' failed for '%s' - %s\n",
 			get_header(req, "To"), ast_inet_ntoa(sin->sin_addr),
 			reason);
-	}
+		append_history(p, "RegRequest", "Failed : Account %s : %s", get_header(req, "To"), reason);
+	} else
+		append_history(p, "RegRequest", "Succeeded : Account %s", get_header(req, "To"));
+
 	if (res < 1) {
 		/* Destroy the session, but keep us around for just a bit in case they don't
 		   get our 200 OK */
 		sip_scheddestroy(p, DEFAULT_TRANS_TIMEOUT);
 	}
-	append_history(p, "RegRequest", "%s : Account %s", res ? "Failed": "Succeeded", get_header(req, "To"));
 	return res;
 }