static void append_metrics_to_buffer(char ** buffer, size_t * size, size_t * offset, const reporting_content_metrics_t rm) {
char * timestamps_start_str = NULL;
char * timestamps_stop_str = NULL;
char * network_packet_loss_rate_str = NULL;
char * jitter_buffer_discard_rate_str = NULL;
/*char * gap_loss_density_str = NULL;*/
char * moslq_str = NULL;
char * moscq_str = NULL;
uint8_t available_metrics = are_metrics_filled(rm);
if (rm.timestamps.start > 0)
timestamps_start_str = linphone_timestamp_to_rfc3339_string(rm.timestamps.start);
if (rm.timestamps.stop > 0)
timestamps_stop_str = linphone_timestamp_to_rfc3339_string(rm.timestamps.stop);
append_to_buffer(buffer, size, offset, "Timestamps:");
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " START=%s", timestamps_start_str);
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " STOP=%s", timestamps_stop_str);
if ((available_metrics & METRICS_SESSION_DESCRIPTION) != 0){
append_to_buffer(buffer, size, offset, "\r\nSessionDesc:");
APPEND_IF(buffer, size, offset, " PT=%d", rm.session_description.payload_type, rm.session_description.payload_type != -1);
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " PD=%s", rm.session_description.payload_desc);
APPEND_IF(buffer, size, offset, " SR=%d", rm.session_description.sample_rate, rm.session_description.sample_rate != -1);
APPEND_IF(buffer, size, offset, " FD=%d", rm.session_description.frame_duration, rm.session_description.frame_duration != -1);
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " FMTP=\"%s\"", rm.session_description.fmtp);
APPEND_IF(buffer, size, offset, " PLC=%d", rm.session_description.packet_loss_concealment, rm.session_description.packet_loss_concealment != -1);
}
if ((available_metrics & METRICS_JITTER_BUFFER) != 0){
append_to_buffer(buffer, size, offset, "\r\nJitterBuffer:");
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " JBA=%d", rm.jitter_buffer.adaptive, 0, 3);
if (rm.rtcp_xr_count){
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " JBN=%d", rm.jitter_buffer.nominal/rm.rtcp_xr_count, 0, 65535);
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " JBM=%d", rm.jitter_buffer.max/rm.rtcp_xr_count, 0, 65535);
}
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " JBX=%d", rm.jitter_buffer.abs_max, 0, 65535);
append_to_buffer(buffer, size, offset, "\r\nPacketLoss:");
IF_NUM_IN_RANGE(rm.packet_loss.network_packet_loss_rate, 0, 255, network_packet_loss_rate_str = float_to_one_decimal_string(rm.packet_loss.network_packet_loss_rate / 256));
IF_NUM_IN_RANGE(rm.packet_loss.jitter_buffer_discard_rate, 0, 255, jitter_buffer_discard_rate_str = float_to_one_decimal_string(rm.packet_loss.jitter_buffer_discard_rate / 256));
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " NLR=%s", network_packet_loss_rate_str);
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " JDR=%s", jitter_buffer_discard_rate_str);
}
/*append_to_buffer(buffer, size, offset, "\r\nBurstGapLoss:");*/
/*IF_NUM_IN_RANGE(rm.burst_gap_loss.gap_loss_density, 0, 10, gap_loss_density_str = float_to_one_decimal_string(rm.burst_gap_loss.gap_loss_density));*/
/* append_to_buffer(buffer, size, offset, " BLD=%d", rm.burst_gap_loss.burst_loss_density);*/
/* append_to_buffer(buffer, size, offset, " BD=%d", rm.burst_gap_loss.burst_duration);*/
/* APPEND_IF_NOT_NULL_STR(buffer, size, offset, " GLD=%s", gap_loss_density_str);*/
/* append_to_buffer(buffer, size, offset, " GD=%d", rm.burst_gap_loss.gap_duration);*/
/* append_to_buffer(buffer, size, offset, " GMIN=%d", rm.burst_gap_loss.min_gap_threshold);*/
if ((available_metrics & METRICS_DELAY) != 0){
append_to_buffer(buffer, size, offset, "\r\nDelay:");
if (rm.rtcp_xr_count+rm.rtcp_sr_count){
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " RTD=%d", rm.delay.round_trip_delay/(rm.rtcp_xr_count+rm.rtcp_sr_count), 0, 65535);
}
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " ESD=%d", rm.delay.end_system_delay, 0, 65535);
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " IAJ=%d", rm.delay.interarrival_jitter, 0, 65535);
APPEND_IF_NUM_IN_RANGE(buffer, size, offset, " MAJ=%d", rm.delay.mean_abs_jitter, 0, 65535);
}
if ((available_metrics & METRICS_SIGNAL) != 0){
append_to_buffer(buffer, size, offset, "\r\nSignal:");
APPEND_IF(buffer, size, offset, " SL=%d", rm.signal.level, rm.signal.level != 127);
APPEND_IF(buffer, size, offset, " NL=%d", rm.signal.noise_level, rm.signal.noise_level != 127);
}
/*if quality estimates metrics are available, rtcp_xr_count should be always not null*/
if ((available_metrics & METRICS_QUALITY_ESTIMATES) != 0){
IF_NUM_IN_RANGE(rm.quality_estimates.moslq, 1, 5, moslq_str = float_to_one_decimal_string(rm.quality_estimates.moslq));
IF_NUM_IN_RANGE(rm.quality_estimates.moscq, 1, 5, moscq_str = float_to_one_decimal_string(rm.quality_estimates.moscq));
append_to_buffer(buffer, size, offset, "\r\nQualityEst:");
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " MOSLQ=%s", moslq_str);
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " MOSCQ=%s", moscq_str);
}
if (rm.user_agent!=NULL){
append_to_buffer(buffer, size, offset, "\r\nLinphoneExt:");
APPEND_IF_NOT_NULL_STR(buffer, size, offset, " UA=\"%s\"", rm.user_agent);
}
append_to_buffer(buffer, size, offset, "\r\n");
ms_free(timestamps_start_str);
ms_free(timestamps_stop_str);
ms_free(network_packet_loss_rate_str);
ms_free(jitter_buffer_discard_rate_str);
/*ms_free(gap_loss_density_str);*/
ms_free(moslq_str);
ms_free(moscq_str);
}
static int send_report(LinphoneCall* call, reporting_session_report_t * report, const char * report_event) {
LinphoneContent *content;
int expires = -1;
size_t offset = 0;
size_t size = 2048;
char * buffer;
int ret = 0;
LinphoneEvent *lev;
LinphoneAddress *request_uri;
char * domain;
const char* route;
/*if we are on a low bandwidth network, do not send reports to not overload it*/
if (linphone_call_params_low_bandwidth_enabled(linphone_call_get_current_params(call))){
ms_warning("QualityReporting[%p]: Avoid sending reports on low bandwidth network", call);
ret = 1;
goto end;
}
/*if the call was hung up too early, we might have invalid IPs information
in that case, we abort the report since it's not useful data*/
if (report->info.local_addr.ip == NULL || strlen(report->info.local_addr.ip) == 0
|| report->info.remote_addr.ip == NULL || strlen(report->info.remote_addr.ip) == 0) {
ms_warning("QualityReporting[%p]: Trying to submit a %s too early (call duration: %d sec) but %s IP could "
"not be retrieved so dropping this report"
, call
, report_event
, linphone_call_get_duration(call)
, (report->info.local_addr.ip == NULL || strlen(report->info.local_addr.ip) == 0) ? "local" : "remote");
ret = 2;
goto end;
}
buffer = (char *) belle_sip_malloc(size);
content = linphone_content_new();
linphone_content_set_type(content, "application");
linphone_content_set_subtype(content, "vq-rtcpxr");
append_to_buffer(&buffer, &size, &offset, "%s\r\n", report_event);
append_to_buffer(&buffer, &size, &offset, "CallID: %s\r\n", report->info.call_id);
append_to_buffer(&buffer, &size, &offset, "LocalID: %s\r\n", report->info.local_addr.id);
append_to_buffer(&buffer, &size, &offset, "RemoteID: %s\r\n", report->info.remote_addr.id);
append_to_buffer(&buffer, &size, &offset, "OrigID: %s\r\n", report->info.orig_id);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "LocalGroup: %s\r\n", report->info.local_addr.group);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "RemoteGroup: %s\r\n", report->info.remote_addr.group);
append_to_buffer(&buffer, &size, &offset, "LocalAddr: IP=%s PORT=%d SSRC=%u\r\n", report->info.local_addr.ip, report->info.local_addr.port, report->info.local_addr.ssrc);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "LocalMAC: %s\r\n", report->info.local_addr.mac);
append_to_buffer(&buffer, &size, &offset, "RemoteAddr: IP=%s PORT=%d SSRC=%u\r\n", report->info.remote_addr.ip, report->info.remote_addr.port, report->info.remote_addr.ssrc);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "RemoteMAC: %s\r\n", report->info.remote_addr.mac);
append_to_buffer(&buffer, &size, &offset, "LocalMetrics:\r\n");
append_metrics_to_buffer(&buffer, &size, &offset, report->local_metrics);
if (are_metrics_filled(report->remote_metrics)!=0) {
append_to_buffer(&buffer, &size, &offset, "RemoteMetrics:\r\n");
append_metrics_to_buffer(&buffer, &size, &offset, report->remote_metrics);
}
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "DialogID: %s\r\n", report->dialog_id);
if (report->qos_analyzer.timestamp!=NULL){
append_to_buffer(&buffer, &size, &offset, "AdaptiveAlg:");
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " NAME=\"%s\"", report->qos_analyzer.name);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " TS=\"%s\"", report->qos_analyzer.timestamp);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " IN_LEG=\"%s\"", report->qos_analyzer.input_leg);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " IN=\"%s\"", report->qos_analyzer.input);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " OUT_LEG=\"%s\"", report->qos_analyzer.output_leg);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " OUT=\"%s\"", report->qos_analyzer.output);
append_to_buffer(&buffer, &size, &offset, "\r\n");
}
#if TARGET_OS_IPHONE
{
size_t namesize;
char *machine;
sysctlbyname("hw.machine", NULL, &namesize, NULL, 0);
machine = malloc(namesize);
sysctlbyname("hw.machine", machine, &namesize, NULL, 0);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "Device: %s\r\n", machine);
}
#endif
linphone_content_set_buffer(content, buffer, strlen(buffer));
ms_free(buffer);
if (call->log->reporting.on_report_sent != NULL) {
SalStreamType type = report == call->log->reporting.reports[0] ? LINPHONE_CALL_STATS_AUDIO : report == call->log->reporting.reports[1] ? LINPHONE_CALL_STATS_VIDEO : LINPHONE_CALL_STATS_TEXT;
call->log->reporting.on_report_sent(call, type, content);
}
route = linphone_proxy_config_get_quality_reporting_collector(call->dest_proxy);
domain = ms_strdup_printf("sip:%s", linphone_proxy_config_get_domain(call->dest_proxy));
request_uri = linphone_address_new(route ? route : domain);
ms_free(domain);
lev=linphone_core_create_publish(call->core, request_uri, "vq-rtcpxr", expires);
if (route) {
ms_message("Publishing report with custom route %s", route);
sal_op_set_route(lev->op, route);
}
if (linphone_event_send_publish(lev, content) != 0){
linphone_event_unref(lev);
lev=NULL;
ret=4;
} else {
reset_avg_metrics(report);
STR_REASSIGN(report->qos_analyzer.timestamp, NULL);
STR_REASSIGN(report->qos_analyzer.input_leg, NULL);
STR_REASSIGN(report->qos_analyzer.input, NULL);
STR_REASSIGN(report->qos_analyzer.output_leg, NULL);
STR_REASSIGN(report->qos_analyzer.output, NULL);
}
linphone_address_destroy(request_uri);
linphone_content_unref(content);
end:
ms_message("QualityReporting[%p]: Send '%s' with status %d",
call,
report_event,
ret
);
return ret;
}
static int send_report(LinphoneCall* call, reporting_session_report_t * report, const char * report_event) {
LinphoneContent *content = linphone_content_new();
LinphoneAddress *addr;
int expires = -1;
size_t offset = 0;
size_t size = 2048;
char * buffer;
int ret = 0;
/*if we are on a low bandwidth network, do not send reports to not overload it*/
if (linphone_call_params_low_bandwidth_enabled(linphone_call_get_current_params(call))){
ms_warning("QualityReporting[%p]: Avoid sending reports on low bandwidth network", call);
ret = 1;
goto end;
}
/*if the call was hung up too early, we might have invalid IPs information
in that case, we abort the report since it's not useful data*/
if (report->info.local_addr.ip == NULL || strlen(report->info.local_addr.ip) == 0
|| report->info.remote_addr.ip == NULL || strlen(report->info.remote_addr.ip) == 0) {
ms_warning("QualityReporting[%p]: Trying to submit a %s too early (call duration: %d sec) but %s IP could "
"not be retrieved so dropping this report"
, call
, report_event
, linphone_call_get_duration(call)
, (report->info.local_addr.ip == NULL || strlen(report->info.local_addr.ip) == 0) ? "local" : "remote");
ret = 2;
goto end;
}
addr = linphone_address_new(linphone_proxy_config_get_quality_reporting_collector(call->dest_proxy));
if (addr == NULL) {
ms_warning("QualityReporting[%p]: Asked to submit reporting statistics but no collector address found"
, call);
ret = 3;
goto end;
}
buffer = (char *) belle_sip_malloc(size);
linphone_content_set_type(content, "application");
linphone_content_set_subtype(content, "vq-rtcpxr");
append_to_buffer(&buffer, &size, &offset, "%s\r\n", report_event);
append_to_buffer(&buffer, &size, &offset, "CallID: %s\r\n", report->info.call_id);
append_to_buffer(&buffer, &size, &offset, "LocalID: %s\r\n", report->info.local_addr.id);
append_to_buffer(&buffer, &size, &offset, "RemoteID: %s\r\n", report->info.remote_addr.id);
append_to_buffer(&buffer, &size, &offset, "OrigID: %s\r\n", report->info.orig_id);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "LocalGroup: %s\r\n", report->info.local_addr.group);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "RemoteGroup: %s\r\n", report->info.remote_addr.group);
append_to_buffer(&buffer, &size, &offset, "LocalAddr: IP=%s PORT=%d SSRC=%u\r\n", report->info.local_addr.ip, report->info.local_addr.port, report->info.local_addr.ssrc);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "LocalMAC: %s\r\n", report->info.local_addr.mac);
append_to_buffer(&buffer, &size, &offset, "RemoteAddr: IP=%s PORT=%d SSRC=%u\r\n", report->info.remote_addr.ip, report->info.remote_addr.port, report->info.remote_addr.ssrc);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "RemoteMAC: %s\r\n", report->info.remote_addr.mac);
append_to_buffer(&buffer, &size, &offset, "LocalMetrics:\r\n");
append_metrics_to_buffer(&buffer, &size, &offset, report->local_metrics);
if (are_metrics_filled(report->remote_metrics)!=0) {
append_to_buffer(&buffer, &size, &offset, "RemoteMetrics:\r\n");
append_metrics_to_buffer(&buffer, &size, &offset, report->remote_metrics);
}
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, "DialogID: %s\r\n", report->dialog_id);
if (report->qos_analyzer.timestamp!=NULL){
append_to_buffer(&buffer, &size, &offset, "AdaptiveAlg:");
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " NAME=\"%s\"", report->qos_analyzer.name);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " TS=\"%s\"", report->qos_analyzer.timestamp);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " IN_LEG=\"%s\"", report->qos_analyzer.input_leg);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " IN=\"%s\"", report->qos_analyzer.input);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " OUT_LEG=\"%s\"", report->qos_analyzer.output_leg);
APPEND_IF_NOT_NULL_STR(&buffer, &size, &offset, " OUT=\"%s\"", report->qos_analyzer.output);
append_to_buffer(&buffer, &size, &offset, "\r\n");
}
linphone_content_set_buffer(content, buffer, strlen(buffer));
ms_free(buffer);
if (call->log->reporting.on_report_sent != NULL){
call->log->reporting.on_report_sent(
call,
(report==call->log->reporting.reports[0])?LINPHONE_CALL_STATS_AUDIO:LINPHONE_CALL_STATS_VIDEO,
content);
}
if (! linphone_core_publish(call->core, addr, "vq-rtcpxr", expires, content)){
ret=4;
} else {
reset_avg_metrics(report);
STR_REASSIGN(report->qos_analyzer.timestamp, NULL);
STR_REASSIGN(report->qos_analyzer.input_leg, NULL);
STR_REASSIGN(report->qos_analyzer.input, NULL);
STR_REASSIGN(report->qos_analyzer.output_leg, NULL);
STR_REASSIGN(report->qos_analyzer.output, NULL);
}
linphone_address_destroy(addr);
linphone_content_unref(content);
end:
ms_message("QualityReporting[%p]: Send '%s' with status %d",
call,
report_event,
ret
);
return ret;
}
