[asterisk-commits] jrose: trunk r370518 - in /trunk: CHANGES channels/chan_sip.c

[SVN commits to the Asterisk project]

Author: jrose
Date: Thu Jul 26 10:31:05 2012
New Revision: 370518

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=370518
Log:
chan_sip: Add SIPpeerstatus command to AMI

This patch was submitted by mnicholson a while back. It adds a new AMI action
which allows users to request SIP peer status on demand similar to existing
PeerStatus events and to the output you would see from CLI with sip show peer

Review: https://reviewboard.asterisk.org/r/1098/

Modified:
    trunk/CHANGES
    trunk/channels/chan_sip.c

Modified: trunk/CHANGES
URL: http://svnview.digium.com/svn/asterisk/trunk/CHANGES?view=diff&rev=370518&r1=370517&r2=370518
==============================================================================
--- trunk/CHANGES (original)
+++ trunk/CHANGES Thu Jul 26 10:31:05 2012
@@ -427,6 +427,9 @@
    nat=auto_force_rport by returning "A" if auto_force_rport is set and nat is
    detected, and "a" if it is set and nat is not detected. "Y" and "N" are still
    returned if auto_force_rport is not enabled.
+
+ * Added SIPpeerstatus manager command which will generate PeerStatus events
+   similar to the existing PeerStatus events found in chan_sip on demand.
 
  * Hangup now can take a regular expression as the Channel option.  If you want
    to hangup multiple channels, use /regex/ as the Channel option.  Existing

Modified: trunk/channels/chan_sip.c
URL: http://svnview.digium.com/svn/asterisk/trunk/channels/chan_sip.c?view=diff&rev=370518&r1=370517&r2=370518
==============================================================================
--- trunk/channels/chan_sip.c (original)
+++ trunk/channels/chan_sip.c Thu Jul 26 10:31:05 2012
@@ -572,6 +572,21 @@
 			via multiple <literal>Variable: name=value</literal> sequences.</para>
 		</description>
 	</manager>
+	<manager name="SIPpeerstatus" language="en_US">
+		<synopsis>
+			Show the status of one or all of the sip peers.
+		</synopsis>
+		<syntax>
+			<xi:include xpointer="xpointer(/docs/manager[@name='Login']/syntax/parameter[@name='ActionID'])" />
+			<parameter name="Peer" required="false">
+				<para>The peer name you want to check.</para>
+			</parameter>
+		</syntax>
+		<description>
+			<para>Retrieves the status of one or all of the sip peers.  If no peer name is specified, status
+			for all of the sip peers will be retrieved.</para>
+		</description>
+	</manager>
 	<info name="SIPMessageFromInfo" language="en_US" tech="SIP">
 		<para>The <literal>from</literal> parameter can be a configured peer name
 		or in the form of "display-name" &lt;URI&gt;.</para>
@@ -18788,6 +18803,92 @@
 	}
 	return _sip_show_peer(0, a->fd, NULL, NULL, a->argc, (const char **) a->argv);
 }
+
+static void send_manager_peer_status(struct mansession *s, struct sip_peer *peer, const char *idText)
+{
+	char time[128] = "";
+	char status[128] = "";
+	if (peer->maxms) {
+		if (peer->lastms < 0) {
+			snprintf(status, sizeof(status), "PeerStatus: Unreachable\r\n");
+		} else if (peer->lastms > peer->maxms) {
+			snprintf(status, sizeof(status), "PeerStatus: Lagged\r\n");
+			snprintf(time, sizeof(time), "Time: %d\r\n", peer->lastms);
+		} else if (peer->lastms) {
+			snprintf(status, sizeof(status), "PeerStatus: Reachable\r\n");
+			snprintf(time, sizeof(time), "Time: %d\r\n", peer->lastms);
+		} else {
+			snprintf(status, sizeof(status), "PeerStatus: Unknown\r\n");
+		}
+	} else {
+		snprintf(status, sizeof(status), "PeerStatus: Unmonitored\r\n");
+	}
+
+	astman_append(s,
+	"Event: PeerStatus\r\n"
+	"Privilege: System\r\n"
+	"ChannelType: SIP\r\n"
+	"Peer: SIP/%s\r\n"
+	"%s"
+	"%s"
+	"%s"
+	"\r\n",
+	peer->name, status, time, idText);
+}
+
+/*! \brief Show SIP peers in the manager API  */
+static int manager_sip_peer_status(struct mansession *s, const struct message *m)
+{
+	const char *id = astman_get_header(m,"ActionID");
+	const char *peer_name = astman_get_header(m,"Peer");
+	char idText[256] = "";
+	struct sip_peer *peer = NULL;
+
+	if (!ast_strlen_zero(id)) {
+		snprintf(idText, sizeof(idText), "ActionID: %s\r\n", id);
+	}
+
+	if (!ast_strlen_zero(peer_name)) {
+		/* strip SIP/ from the begining of the peer name */
+		if (strlen(peer_name) >= 4 && !strncasecmp("SIP/", peer_name, 4)) {
+			peer_name += 4;
+		}
+
+		peer = sip_find_peer(peer_name, NULL, TRUE, FINDPEERS, FALSE, 0);
+		if (!peer) {
+			astman_send_error(s, m, "No such peer");
+			return 0;
+		}
+	}
+
+	astman_send_ack(s, m, "Peer status will follow");
+
+	if (!peer) {
+		struct ao2_iterator i = ao2_iterator_init(peers, 0);
+		while ((peer = ao2_t_iterator_next(&i, "iterate thru peers table for SIPpeerstatus"))) {
+			ao2_lock(peer);
+			send_manager_peer_status(s, peer, idText);
+			ao2_unlock(peer);
+			sip_unref_peer(peer, "unref peer for SIPpeerstatus");
+		}
+		ao2_iterator_destroy(&i);
+	} else {
+		ao2_lock(peer);
+		send_manager_peer_status(s, peer, idText);
+		ao2_unlock(peer);
+		sip_unref_peer(peer, "unref peer for SIPpeerstatus");
+	}
+
+
+	astman_append(s,
+	"Event: SIPpeerstatusComplete\r\n"
+	"%s"
+	"\r\n",
+	idText);
+
+	return 0;
+}
+
 
 /*! \brief Send qualify message to peer from cli or manager. Mostly for debugging. */
 static char *_sip_qualify_peer(int type, int fd, struct mansession *s, const struct message *m, int argc, const char *argv[])
@@ -32789,6 +32890,7 @@
 	ast_manager_register_xml("SIPqualifypeer", EVENT_FLAG_SYSTEM | EVENT_FLAG_REPORTING, manager_sip_qualify_peer);
 	ast_manager_register_xml("SIPshowregistry", EVENT_FLAG_SYSTEM | EVENT_FLAG_REPORTING, manager_show_registry);
 	ast_manager_register_xml("SIPnotify", EVENT_FLAG_SYSTEM, manager_sipnotify);
+	ast_manager_register_xml("SIPpeerstatus", EVENT_FLAG_SYSTEM, manager_sip_peer_status);
 	sip_poke_all_peers();
 	sip_keepalive_all_peers();
 	sip_send_all_registers();
@@ -32898,6 +33000,7 @@
 	ast_manager_unregister("SIPqualifypeer");
 	ast_manager_unregister("SIPshowregistry");
 	ast_manager_unregister("SIPnotify");
+	ast_manager_unregister("SIPpeerstatus");
 	
 	/* Kill TCP/TLS server threads */
 	if (sip_tcp_desc.master) {