Add support for specifying the IP address to use for media streams in sip.conf
(closes issue #14729) Reported by: _brent_ Patches: media_address.patch uploaded by brent (license 388) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@225003 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@ -48,6 +48,8 @@ SIP Changes
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configuration for the externip and externhost options when tcp or tls is used.
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* Added support for message body (stored in content variable) to SIP NOTIFY message
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accessible via AMI and CLI.
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* Added 'media_address' configuration option which can be used to explicitly specify
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the IP address to use in the SDP for media (audio and video) streams.
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IAX2 Changes
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-----------
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@ -2329,6 +2329,7 @@ static struct sockaddr_in internip;
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* to support the above functions.
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*/
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static struct sockaddr_in externip; /*!< External IP address if we are behind NAT */
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static struct sockaddr_in media_address; /*!< External RTP IP address if we are behind NAT */
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static char externhost[MAXHOSTNAMELEN]; /*!< External host name */
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static time_t externexpire; /*!< Expiration counter for re-resolving external host name in dynamic DNS */
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@ -10154,7 +10155,7 @@ static void get_our_media_address(struct sip_pvt *p, int needvideo,
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dest->sin_port = p->redirip.sin_port;
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dest->sin_addr = p->redirip.sin_addr;
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} else {
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dest->sin_addr = p->ourip.sin_addr;
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dest->sin_addr = media_address.sin_addr.s_addr ? media_address.sin_addr : p->ourip.sin_addr;
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dest->sin_port = sin->sin_port;
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}
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if (needvideo) {
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@ -10163,7 +10164,7 @@ static void get_our_media_address(struct sip_pvt *p, int needvideo,
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vdest->sin_addr = p->vredirip.sin_addr;
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vdest->sin_port = p->vredirip.sin_port;
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} else {
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vdest->sin_addr = p->ourip.sin_addr;
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vdest->sin_addr = media_address.sin_addr.s_addr ? media_address.sin_addr : p->ourip.sin_addr;
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vdest->sin_port = vsin->sin_port;
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}
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}
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@ -24951,6 +24952,7 @@ static int reload_config(enum channelreloadreason reason)
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ast_free_ha(localaddr);
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memset(&localaddr, 0, sizeof(localaddr));
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memset(&externip, 0, sizeof(externip));
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memset(&media_address, 0, sizeof(media_address));
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memset(&default_prefs, 0 , sizeof(default_prefs));
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memset(&sip_cfg.outboundproxy, 0, sizeof(struct sip_proxy));
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sip_cfg.outboundproxy.ip.sin_port = htons(STANDARD_SIP_PORT);
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@ -25320,6 +25322,9 @@ static int reload_config(enum channelreloadreason reason)
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localaddr = na;
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if (ha_error)
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ast_log(LOG_ERROR, "Bad localnet configuration value line %d : %s\n", v->lineno, v->value);
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} else if (!strcasecmp(v->name, "media_address")) {
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if (ast_parse_arg(v->value, PARSE_INADDR, &media_address))
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ast_log(LOG_WARNING, "Invalid address for media_address keyword: %s\n", v->value);
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} else if (!strcasecmp(v->name, "externip")) {
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if (ast_parse_arg(v->value, PARSE_INADDR, &externip))
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ast_log(LOG_WARNING, "Invalid address for externip keyword: %s\n", v->value);
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@ -695,6 +695,12 @@ srvlookup=yes ; Enable DNS SRV lookups on outbound calls
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; nat = force_rport ; Force rport to always be on.
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; nat = yes ; Force rport to always be on and perform symmetric RTP.
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; nat = comedia ; Use rport if the remote side says to use it and perform symmetric RTP.
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;
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; The IP address used for media (audio and video) in the SDP can also be overridden by using
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; the media_address configuration option. This is only applicable to the general section and
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; can not be set per-user or per-peer.
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;
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; media_address = 172.16.42.1
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;----------------------------------- MEDIA HANDLING --------------------------------
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; By default, Asterisk tries to re-invite media streams to an optimal path. If there's
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