mirror of
https://github.com/signalwire/freeswitch.git
synced 2025-03-13 12:40:17 +00:00
[unit-tests] media timeout: improve existing unit-test and add new media timeout test for call-on-hold.
This commit is contained in:
Dragos Oancea
parent
c26b5cdfa3
commit
fdac2d1b86
@ -50,6 +50,8 @@ switch_payload_t read_pt;
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static switch_port_t audio_rx_port = 1234;
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static int got_media_timeout = 0;
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switch_time_t timeout_time;
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switch_mutex_t *timeout_mutex;
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//#define USE_RTCP_PCAP
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@ -276,8 +278,11 @@ static void event_handler(switch_event_t *event)
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const char *new_ev = switch_event_get_header(event, "Event-Name");
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if (new_ev && !strcmp(new_ev, "CHANNEL_HANGUP")) {
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if (!strcmp(switch_event_get_header(event, "Hangup-Cause"), "MEDIA_TIMEOUT")) {
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if (new_ev && (!strcmp(new_ev, "CHANNEL_HANGUP") || !strcmp(new_ev, "CHANNEL_HANGUP_COMPLETE"))) {
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switch_mutex_lock(timeout_mutex);
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got_media_timeout = 1;
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timeout_time = switch_time_now();
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switch_mutex_unlock(timeout_mutex);
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}
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}
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@ -470,6 +475,7 @@ FST_TEARDOWN_END()
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switch_socket_t *sock_rtp = NULL;
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switch_sockaddr_t *sock_addr = NULL;
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const char *str_err;
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switch_time_t time_of_last_packet_rcvd;
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status = rtp_test_start_call(&session);
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fst_requires(status == SWITCH_STATUS_SUCCESS);
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@ -480,7 +486,7 @@ FST_TEARDOWN_END()
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pcap = pcap_open_offline_with_tstamp_precision("pcap/milliwatt.pcmu.rtp.pcap", PCAP_TSTAMP_PRECISION_MICRO, errbuf);
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fst_requires(pcap);
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switch_core_media_set_rtp_flag(session, SWITCH_MEDIA_TYPE_AUDIO, SWITCH_RTP_FLAG_ENABLE_RTCP);
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switch_core_media_clear_rtp_flag(session, SWITCH_MEDIA_TYPE_AUDIO, SWITCH_RTP_FLAG_ENABLE_RTCP);
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rtp_session = switch_core_media_get_rtp_session(session, SWITCH_MEDIA_TYPE_AUDIO);
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fst_requires(rtp_session);
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@ -498,6 +504,7 @@ FST_TEARDOWN_END()
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switch_rtp_set_remote_address(rtp_session, tx_host, switch_sockaddr_get_port(sock_addr), 0, SWITCH_FALSE, &str_err);
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switch_rtp_reset(rtp_session);
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switch_mutex_init(&timeout_mutex, SWITCH_MUTEX_NESTED, fst_pool);
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/* send 3 packets then wait and expect RTP timeout */
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while ((packet = pcap_next(pcap, &pcap_header)) && x < 3) {
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@ -548,9 +555,13 @@ FST_TEARDOWN_END()
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fst_requires(rcvd_datalen == plen - SWITCH_RTP_HEADER_LEN);
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}
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time_of_last_packet_rcvd = switch_time_now();
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x = 150; /* 3 seconds max */
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while (x || !got_media_timeout) {
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switch_mutex_lock(timeout_mutex);
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while (x > 0 || !got_media_timeout) {
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uint32_t rcvd_datalen;
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switch_mutex_unlock(timeout_mutex);
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status = switch_rtp_read(rtp_session, (void *)&rpacket, &rcvd_datalen, &pt, &frameflags, io_flags);
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if (pt == SWITCH_RTP_CNG_PAYLOAD /*timeout*/) {
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "read CNG, skip\n");
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@ -558,7 +569,9 @@ FST_TEARDOWN_END()
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switch_yield(20 * 1000);
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fst_requires(status == SWITCH_STATUS_SUCCESS);
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x--;
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switch_mutex_lock(timeout_mutex);
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}
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switch_mutex_unlock(timeout_mutex);
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if (write_frame) switch_frame_free(&write_frame);
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@ -570,9 +583,155 @@ FST_TEARDOWN_END()
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pcap_close(pcap);
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switch_event_unbind_callback(event_handler);
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fst_check(got_media_timeout);
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fst_check(timeout_time - time_of_last_packet_rcvd > 3 * 1000); /* consider 3 seconds extra for the test - CI delay, load, etc */
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}
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FST_TEST_END()
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FST_TEST_BEGIN(test_rtp_media_timeout_hold)
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{
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switch_core_session_t *session = NULL;
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switch_status_t status;
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uint32_t plen = SWITCH_RTP_HEADER_LEN;
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char rpacket[SWITCH_RECOMMENDED_BUFFER_SIZE];
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switch_payload_t pt = { 0 };
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switch_frame_flag_t frameflags = { 0 };
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int x = 0;
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switch_frame_t *write_frame;
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pcap_t *pcap;
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const unsigned char *packet;
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char errbuf[PCAP_ERRBUF_SIZE];
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struct pcap_pkthdr pcap_header;
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const struct sniff_ip *ip; /* The IP header */
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int size_ip, jump_over;
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struct timeval prev_ts = { 0 };
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switch_socket_t *sock_rtp = NULL;
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switch_sockaddr_t *sock_addr = NULL;
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const char *str_err;
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switch_time_t time_of_last_packet_rcvd;
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switch_channel_t *channel = NULL;
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got_media_timeout = 0;
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status = rtp_test_start_call(&session);
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fst_requires(status == SWITCH_STATUS_SUCCESS);
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fst_requires(session);
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switch_event_bind("", SWITCH_EVENT_ALL, SWITCH_EVENT_SUBCLASS_ANY, event_handler, NULL);
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pcap = pcap_open_offline_with_tstamp_precision("pcap/milliwatt.pcmu.rtp.pcap", PCAP_TSTAMP_PRECISION_MICRO, errbuf);
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fst_requires(pcap);
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switch_core_media_clear_rtp_flag(session, SWITCH_MEDIA_TYPE_AUDIO, SWITCH_RTP_FLAG_ENABLE_RTCP);
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rtp_session = switch_core_media_get_rtp_session(session, SWITCH_MEDIA_TYPE_AUDIO);
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fst_requires(rtp_session);
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rtp_test_init_frame(&write_frame, &session);
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switch_rtp_clear_flag(rtp_session, SWITCH_RTP_FLAG_PAUSE);
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if (switch_socket_create(&sock_rtp, AF_INET, SOCK_DGRAM, 0, switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS) {
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fst_requires(0); /*exit*/
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}
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switch_sockaddr_new(&sock_addr, rx_host, audio_rx_port, switch_core_session_get_pool(session));
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fst_requires(sock_addr);
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switch_rtp_set_remote_address(rtp_session, tx_host, switch_sockaddr_get_port(sock_addr), 0, SWITCH_FALSE, &str_err);
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switch_rtp_reset(rtp_session);
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switch_mutex_init(&timeout_mutex, SWITCH_MUTEX_NESTED, fst_pool);
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/* send 3 packets then wait and expect RTP timeout */
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while ((packet = pcap_next(pcap, &pcap_header)) && x < 3) {
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/*assume only UDP/RTP packets in the pcap*/
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uint32_t rcvd_datalen = pcap_header.caplen;
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size_t len;
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switch_size_t tmp_len;
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int diff_us = (pcap_header.ts.tv_sec-prev_ts.tv_sec)*1000000+(pcap_header.ts.tv_usec-prev_ts.tv_usec);
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if (diff_us > 0) {
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "SENT pkt diff: %d us\n", diff_us);
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usleep(diff_us);
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}
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x++;
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prev_ts = pcap_header.ts;
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len = pcap_header.caplen;
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if (len <= 42) {
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continue;
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}
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ip = (struct sniff_ip*)(packet + 14);
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size_ip = IP_HL(ip) * 4;
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jump_over = 14 /*SIZE_ETHERNET*/ + size_ip /*IP HDR size*/ + 8 /* UDP HDR SIZE */; /* jump 42 bytes over network layers/headers */
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packet += jump_over;
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if (packet[0] == 0x80 && packet[1] == 0 /*PCMU*/) {
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int16_t *seq = (int16_t *)packet + 1;
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plen = len - jump_over;
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tmp_len = plen;
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Sent RTP. Packet size = [%u] seq = [%d]\n", plen, htons(*seq));
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if (switch_socket_sendto(sock_rtp, sock_addr, MSG_CONFIRM, (const char*)packet, &tmp_len) != SWITCH_STATUS_SUCCESS) {
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fst_requires(0);
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}
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}
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status = switch_rtp_read(rtp_session, (void *)&rpacket, &rcvd_datalen, &pt, &frameflags, io_flags);
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if (pt == SWITCH_RTP_CNG_PAYLOAD /*timeout*/) {
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "read CNG, skip\n");
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continue;
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}
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fst_requires(status == SWITCH_STATUS_SUCCESS);
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fst_requires(rcvd_datalen == plen - SWITCH_RTP_HEADER_LEN);
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}
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time_of_last_packet_rcvd = switch_time_now();
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channel = switch_core_session_get_channel(session);
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switch_channel_set_flag(channel, CF_PROTO_HOLD);
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switch_core_media_toggle_hold(session, 0);
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x = 600; /* 12 seconds max (hold) */
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switch_mutex_lock(timeout_mutex);
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while (x > 0 || !got_media_timeout) {
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uint32_t rcvd_datalen;
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switch_mutex_unlock(timeout_mutex);
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status = switch_rtp_read(rtp_session, (void *)&rpacket, &rcvd_datalen, &pt, &frameflags, io_flags);
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if (pt == SWITCH_RTP_CNG_PAYLOAD /*timeout*/) {
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "read CNG, skip\n");
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}
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switch_yield(20 * 1000);
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fst_requires(status == SWITCH_STATUS_SUCCESS);
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x--;
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switch_mutex_lock(timeout_mutex);
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}
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switch_mutex_unlock(timeout_mutex);
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if (write_frame) switch_frame_free(&write_frame);
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switch_rtp_destroy(&rtp_session);
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rtp_test_end_call(&session);
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switch_socket_close(sock_rtp);
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pcap_close(pcap);
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switch_event_unbind_callback(event_handler);
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fst_check(got_media_timeout);
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fst_check(timeout_time - time_of_last_packet_rcvd > 13000); /* consider 3 extra seconds for the tets - CI delay, load, etc */
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}
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FST_TEST_END()
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}
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FST_SUITE_END()
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}
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