Module: kamailio Branch: master Commit: 992ee3df02148a940c255b8be7eb9d8e63465834 URL: https://github.com/kamailio/kamailio/commit/992ee3df02148a940c255b8be7eb9d8e...

Author: Torrey Searle torrey.searle@wavecrest.com Committer: Richard Fuchs rfuchs@sipwise.com Date: 2025-05-07T09:06:19-04:00

rtpengine: improve compatibility of rtpengine per call leg stats parsing

not all versions of rtpengine sends a key SSRC per stream. For those that do not the same information can be found in ingress SSRCs. Add logic to check for the SSRC value there if the SSRC key is not present.

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Modified: src/modules/rtpengine/rtpengine.c

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Diff: https://github.com/kamailio/kamailio/commit/992ee3df02148a940c255b8be7eb9d8e... Patch: https://github.com/kamailio/kamailio/commit/992ee3df02148a940c255b8be7eb9d8e...

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diff --git a/src/modules/rtpengine/rtpengine.c b/src/modules/rtpengine/rtpengine.c index 49c942627cd..2401ad09cbd 100644 --- a/src/modules/rtpengine/rtpengine.c +++ b/src/modules/rtpengine/rtpengine.c @@ -4490,7 +4490,8 @@ static void parse_call_stats_1(struct minmax_mos_label_stats *mmls, long long ssrc; char *endp; bencode_item_t *ssrc_list, *ssrc_key, *ssrc_dict, *tags, *tag_key, - *tag_dict, *medias, *media, *streams, *stream; + *tag_dict, *medias, *media, *streams, *stream, *ingress_ssrcs, + *ingress_ssrc; struct minmax_stats_vals min_vals = {.mos = 100}, max_vals = {.mos = -1}, average_vals = {.avg_samples = 0}, vals_decoded;

@@ -4545,9 +4546,21 @@ static void parse_call_stats_1(struct minmax_mos_label_stats *mmls, (char *)stream->child->iov[1].iov_base); LM_DBG("rtpengine: XXX stream child val type %i\n", stream->child->sibling->type); - if((ssrc = bencode_dictionary_get_integer(stream, "SSRC", -1)) - == -1) - continue; + ssrc = bencode_dictionary_get_integer(stream, "SSRC", -1); + if(ssrc == -1) { + ingress_ssrcs = bencode_dictionary_get_expect( + stream, "ingress SSRCs", BENCODE_LIST); + if(!ingress_ssrcs || !ingress_ssrcs->child) + continue; + LM_DBG("rtpengine: XXX got ingress SSRCs\n"); + ingress_ssrc = ingress_ssrcs->child; + if((ssrc = bencode_dictionary_get_integer( + ingress_ssrc, "SSRC", -1)) + == -1) { + continue; + } + } + /* got a valid SSRC to watch for */ ssrcs[num_ssrcs] = ssrc; LM_DBG("rtpengine: found SSRC '%lli' for label '%.*s'\n", ssrc,