MT#57719 Move `a=ssrc-group` attribute via `stream_params`

Move `a=ssrc-group:` attribute to the `call_media`'s
`sdp_attributes` using `stream_params`.

Required by the `insert_sdp_attributes()` used in `sdp_create()`.

Change-Id: I67025dc83dd8e5e46422b6dc1bc54aa9c838dfea

daemon/call.c

@@ -2723,6 +2723,7 @@ static void __media_init_from_flags(struct call_media *other_media, struct call_
 	/* moved as plain text attributes, required later by sdp_create()
 	 * ssrc
 	 * other (unknown type)
+	 * ssrc-group
 	 */
 	if (media && additional_attributes && additional_attributes->head) {
 		g_queue_clear_full(&media->sdp_attributes, free);

daemon/sdp.c

@@ -232,6 +232,7 @@ struct sdp_attribute {
 		ATTR_ICE_PWD,
 		ATTR_CRYPTO,
 		ATTR_SSRC,
+		ATTR_SSRC_GROUP,
 		ATTR_INACTIVE,
 		ATTR_SENDRECV,
 		ATTR_SENDONLY,
@@ -1073,6 +1074,9 @@ static int parse_attribute(struct sdp_attribute *a) {
 		case CSH_LOOKUP("rtcp"):
 			ret = parse_attribute_rtcp(a);
 			break;
+		case CSH_LOOKUP("ssrc-group"):
+			a->attr = ATTR_SSRC_GROUP;
+			break;
 		case CSH_LOOKUP("ssrc"):
 			ret = parse_attribute_ssrc(a);
 			break;
@@ -1810,6 +1814,14 @@ int sdp_streams(const GQueue *sessions, GQueue *streams, struct sdp_ng_flags *fl
 				cps->params.session_params.unauthenticated_srtp = attr->crypto.unauthenticated_srtp;
 			}
 
+
+			/* a=ssrc-group, move it via plain text attributes, required by sdp_create() */
+			attr = attr_get_by_id_m_s(media, ATTR_SSRC_GROUP);
+			if (attr) {
+				str * ret = str_dup(&attr->line_value);
+				g_queue_push_tail(&sp->attributes, ret);
+			}
+
 			/* a=ssrc, move them via plain text attributes, required later by sdp_create() */
 			attrs = attr_list_get_by_id(&media->attributes, ATTR_SSRC);
 			for (GList *ll = attrs ? attrs->head : NULL; ll; ll = ll->next) {

t/auto-daemon-tests-websocket.py

@@ -1749,6 +1749,7 @@ class TestVideoroom(unittest.TestCase):
                 "a=rtcp-fb:96 ccm fir\r\n"
                 "a=rtcp-fb:96 nack\r\n"
                 "a=rtcp-fb:96 nack pli\r\n"
+                "a=ssrc-group:FID 3005569364 2001490794\r\n"
                 "a=ssrc:3005569364 cname:NMNDwVd66x2SfiO0\r\n"
                 "a=ssrc:3005569364 msid:hJifdaJwqEqHxSG0pVbs1DrLAwiHqz7fKlqC 6d6ec7a7-e3d7-4c82-b03c-45e017713abd\r\n"
                 "a=ssrc:3005569364 mslabel:hJifdaJwqEqHxSG0pVbs1DrLAwiHqz7fKlqC\r\n"
@@ -1759,7 +1760,6 @@ class TestVideoroom(unittest.TestCase):
                 "a=ssrc:2001490794 label:6d6ec7a7-e3d7-4c82-b03c-45e017713abd\r\n"
                 "a=msid:hJifdaJwqEqHxSG0pVbs1DrLAwiHqz7fKlqC 6d6ec7a7-e3d7-4c82-b03c-45e017713abd\r\n"
                 "a=rtcp-rsize\r\n"
-                "a=ssrc-group:FID 3005569364 2001490794\r\n"
                 "a=sendonly\r\n"
                 "a=rtcp-mux\r\n"
                 "a=setup:actpass\r\n"