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freeswitch/src/mod/applications/mod_oreka/mod_oreka.c

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/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2011, Anthony Minessale II <anthm@freeswitch.org>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Oreka Recording Module
*
* The Initial Developer of the Original Code is
* Moises Silva <moises.silva@gmail.com>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Moises Silva <moises.silva@gmail.com>
*
* mod_oreka -- Module for Media Recording with Oreka
*
*/
#include <switch.h>
#include <g711.h>
static const char SIP_OREKA_HEADER_PREFIX[] = "oreka_sip_h_";
#define OREKA_PRIVATE "_oreka_"
#define OREKA_BUG_NAME_READ "oreka_read"
#define OREKA_BUG_NAME_WRITE "oreka_write"
#define SIP_OREKA_HEADER_PREFIX_LEN (sizeof(SIP_OREKA_HEADER_PREFIX)-1)
SWITCH_MODULE_LOAD_FUNCTION(mod_oreka_load);
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_oreka_shutdown);
SWITCH_MODULE_DEFINITION(mod_oreka, mod_oreka_load, mod_oreka_shutdown, NULL);
typedef struct oreka_session_s {
switch_core_session_t *session;
switch_port_t read_rtp_port;
switch_port_t write_rtp_port;
switch_rtp_t *read_rtp_stream;
switch_rtp_t *write_rtp_stream;
switch_codec_implementation_t read_impl;
switch_codec_implementation_t write_impl;
uint32_t read_cnt;
uint32_t write_cnt;
switch_media_bug_t *read_bug;
switch_event_t *invite_extra_headers;
switch_event_t *bye_extra_headers;
int usecnt;
switch_audio_resampler_t *read_resampler;
switch_audio_resampler_t *write_resampler;
int mux_streams;
} oreka_session_t;
struct {
char local_ipv4_str[256];
char sip_server_addr_str[256];
char sip_server_ipv4_str[256];
int sip_server_port;
switch_sockaddr_t *sip_server_addr;
switch_socket_t *sip_socket;
pid_t our_pid;
int mux_streams;
} globals;
typedef enum {
FS_OREKA_START,
FS_OREKA_STOP
} oreka_recording_status_t;
typedef enum {
FS_OREKA_READ,
FS_OREKA_WRITE
} oreka_stream_type_t;
static int oreka_write_udp(oreka_session_t *oreka, switch_stream_handle_t *udp)
{
switch_size_t udplen = udp->data_len;
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(oreka->session), SWITCH_LOG_DEBUG, "Oreka SIP Packet:\n%s", (const char *)udp->data);
switch_socket_sendto(globals.sip_socket, globals.sip_server_addr, 0, (void *)udp->data, &udplen);
if (udplen != udp->data_len) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(oreka->session), SWITCH_LOG_ERROR, "Failed to write SIP Packet of len %zd (wrote=%zd)",
udp->data_len, udplen);
}
return 0;
}
static int oreka_tear_down_rtp(oreka_session_t *oreka, oreka_stream_type_t type)
{
if (type == FS_OREKA_READ && oreka->read_rtp_stream) {
switch_rtp_release_port(globals.local_ipv4_str, oreka->read_rtp_port);
switch_rtp_destroy(&oreka->read_rtp_stream);
oreka->read_rtp_port = 0;
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(oreka->session), SWITCH_LOG_DEBUG, "Destroyed read rtp\n");
} else if (oreka->write_rtp_stream) {
switch_rtp_release_port(globals.local_ipv4_str, oreka->write_rtp_port);
switch_rtp_destroy(&oreka->write_rtp_stream);
oreka->write_rtp_port = 0;
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(oreka->session), SWITCH_LOG_DEBUG, "Destroyed write rtp\n");
}
return 0;
}
static int oreka_setup_rtp(oreka_session_t *oreka, oreka_stream_type_t type)
{
switch_port_t rtp_port = 0;
switch_rtp_flag_t flags[SWITCH_RTP_FLAG_INVALID] = {0};
switch_rtp_t *rtp_stream = NULL;
switch_codec_implementation_t *codec_impl = NULL;
switch_status_t status = SWITCH_STATUS_SUCCESS;
int res = 0;
const char *err = "unknown error";
const char *type_str = type == FS_OREKA_READ ? "read" : "write";
if (type == FS_OREKA_READ) {
status = switch_core_session_get_read_impl(oreka->session, &oreka->read_impl);
codec_impl = &oreka->read_impl;
} else {
status = switch_core_session_get_write_impl(oreka->session, &oreka->write_impl);
codec_impl = &oreka->write_impl;
}
if (status != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No %s codec implementation available!\n", type_str);
res = -1;
goto done;
}
if (!(rtp_port = switch_rtp_request_port(globals.local_ipv4_str))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to allocate %s RTP port for IP %s\n", type_str, globals.local_ipv4_str);
res = -1;
goto done;
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Allocated %s port %d for local IP %s, destination IP %s\n", type_str,
rtp_port, globals.local_ipv4_str, globals.sip_server_ipv4_str);
rtp_stream = switch_rtp_new(globals.local_ipv4_str, rtp_port,
globals.sip_server_ipv4_str, rtp_port,
0, /* PCMU IANA*/
codec_impl->samples_per_packet,
codec_impl->microseconds_per_packet,
flags, NULL, &err, switch_core_session_get_pool(oreka->session));
if (!rtp_stream) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to create %s RTP stream at %s:%d: %s\n",
type_str, globals.local_ipv4_str, rtp_port, err);
res = -1;
goto done;
}
switch_rtp_intentional_bugs(rtp_stream, RTP_BUG_SEND_LINEAR_TIMESTAMPS);
done:
if (res == -1) {
if (rtp_port) {
switch_rtp_release_port(globals.local_ipv4_str, rtp_port);
}
if (rtp_stream) {
switch_rtp_destroy(&rtp_stream);
}
} else {
if (type == FS_OREKA_READ) {
oreka->read_rtp_stream = rtp_stream;
oreka->read_rtp_port = rtp_port;
} else {
oreka->write_rtp_stream = rtp_stream;
oreka->write_rtp_port = rtp_port;
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Successfully created %s RTP stream at %s:%d at %dms@%dHz\n",
type_str, globals.local_ipv4_str, rtp_port, codec_impl->microseconds_per_packet/1000, codec_impl->samples_per_second);
return res;
}
static void save_extra_headers(switch_event_t *extra_headers, switch_channel_t *channel)
{
switch_event_header_t *ei = NULL;
for (ei = switch_channel_variable_first(channel);
ei;
ei = ei->next) {
const char *name = ei->name;
char *value = ei->value;
if (!strncasecmp(name, SIP_OREKA_HEADER_PREFIX, SIP_OREKA_HEADER_PREFIX_LEN)) {
switch_event_add_header_string(extra_headers, SWITCH_STACK_BOTTOM, name, value);
}
}
switch_channel_variable_last(channel);
/* Remove the custom header variables that were saved */
for (ei = extra_headers->headers;
ei;
ei = ei->next) {
char *varname = ei->name;
switch_channel_set_variable(channel, varname, NULL);
}
}
static switch_event_t *get_extra_headers(oreka_session_t *oreka, oreka_recording_status_t status)
{
switch_event_t *extra_headers = NULL;
switch_channel_t *channel = NULL;
switch_core_session_t *session = oreka->session;
channel = switch_core_session_get_channel(session);
if (status == FS_OREKA_START) {
if (!oreka->invite_extra_headers) {
switch_event_create_subclass(&oreka->invite_extra_headers, SWITCH_EVENT_CLONE, NULL);
switch_assert(oreka->invite_extra_headers);
save_extra_headers(oreka->invite_extra_headers, channel);
}
extra_headers = oreka->invite_extra_headers;
} else if (status == FS_OREKA_STOP) {
if (!oreka->bye_extra_headers) {
switch_event_create_subclass(&oreka->bye_extra_headers, SWITCH_EVENT_CLONE, NULL);
switch_assert(oreka->bye_extra_headers);
save_extra_headers(oreka->bye_extra_headers, channel);
}
extra_headers = oreka->bye_extra_headers;
}
return extra_headers;
}
static void oreka_destroy(oreka_session_t *oreka)
{
oreka->usecnt--;
if (!oreka->usecnt) {
if (oreka->invite_extra_headers) {
switch_event_destroy(&oreka->invite_extra_headers);
}
if (oreka->bye_extra_headers) {
switch_event_destroy(&oreka->bye_extra_headers);
}
/* Actual memory for the oreka session was taken from the switch core session pool, the core will take care of it */
}
}
static int oreka_send_sip_message(oreka_session_t *oreka, oreka_recording_status_t status, oreka_stream_type_t type)
{
switch_stream_handle_t sip_header = { 0 };
switch_stream_handle_t sdp = { 0 };
switch_stream_handle_t udp_packet = { 0 };
switch_caller_profile_t *caller_profile = NULL;
switch_channel_t *channel = NULL;
switch_event_t *extra_headers = NULL;
switch_event_header_t *ei = NULL;
switch_core_session_t *session = oreka->session;
const char *method = status == FS_OREKA_START ? "INVITE" : "BYE";
const char *session_uuid = switch_core_session_get_uuid(oreka->session);
const char *caller_id_number = NULL;
const char *caller_id_name = NULL;
const char *callee_id_number = NULL;
const char *callee_id_name = NULL;
int rc = 0;
channel = switch_core_session_get_channel(session);
SWITCH_STANDARD_STREAM(sip_header);
SWITCH_STANDARD_STREAM(sdp);
SWITCH_STANDARD_STREAM(udp_packet);
extra_headers = get_extra_headers(oreka, status);
caller_profile = switch_channel_get_caller_profile(channel);
/* Get caller meta data */
caller_id_number = switch_caller_get_field_by_name(caller_profile, "caller_id_number");
caller_id_name = switch_caller_get_field_by_name(caller_profile, "caller_id_name");
if (zstr(caller_id_name)) {
caller_id_name = caller_id_number;
}
callee_id_number = switch_caller_get_field_by_name(caller_profile, "callee_id_number");
if (zstr(callee_id_number)) {
callee_id_number = switch_caller_get_field_by_name(caller_profile, "destination_number");
}
callee_id_name = switch_caller_get_field_by_name(caller_profile, "callee_id_name");
if (zstr(callee_id_name)) {
callee_id_name = callee_id_number;
}
/* Setup the RTP */
if (status == FS_OREKA_START) {
if (oreka_setup_rtp(oreka, type)) {
rc = -1;
goto done;
}
}
if (status == FS_OREKA_STOP) {
oreka_tear_down_rtp(oreka, type);
}
/* Fill in the SDP first if this is the beginning */
if (status == FS_OREKA_START) {
sdp.write_function(&sdp, "v=0\r\n");
sdp.write_function(&sdp, "o=freeswitch %s 1 IN IP4 %s\r\n", session_uuid, globals.local_ipv4_str);
sdp.write_function(&sdp, "c=IN IP4 %s\r\n", globals.sip_server_ipv4_str);
sdp.write_function(&sdp, "s=Phone Recording (%s)\r\n", type == FS_OREKA_READ ? "RX" : "TX");
sdp.write_function(&sdp, "i=FreeSWITCH Oreka Recorder (pid=%d)\r\n", globals.our_pid);
sdp.write_function(&sdp, "m=audio %d RTP/AVP 0\r\n", type == FS_OREKA_READ ? oreka->read_rtp_port : oreka->write_rtp_port);
sdp.write_function(&sdp, "a=rtpmap:0 PCMU/%d\r\n", type == FS_OREKA_READ
? oreka->read_impl.samples_per_second : oreka->write_impl.samples_per_second);
}
/* Request line */
sip_header.write_function(&sip_header, "%s sip:%s@%s:5060 SIP/2.0\r\n", method, callee_id_name, globals.local_ipv4_str);
/* Via */
sip_header.write_function(&sip_header, "Via: SIP/2.0/UDP %s:5061;branch=z9hG4bK-%s\r\n", globals.local_ipv4_str, session_uuid);
/* From */
sip_header.write_function(&sip_header, "From: <sip:%s@%s:5061;tag=1>\r\n", caller_id_number, globals.local_ipv4_str);
/* To */
sip_header.write_function(&sip_header, "To: <sip:%s@%s:5060>\r\n", callee_id_number, globals.local_ipv4_str);
/* Call-ID */
sip_header.write_function(&sip_header, "Call-ID: %s\r\n", session_uuid);
/* CSeq */
sip_header.write_function(&sip_header, "CSeq: 1 %s\r\n", method);
/* Contact */
sip_header.write_function(&sip_header, "Contact: sip:freeswitch@%s:5061\r\n", globals.local_ipv4_str);
/* Max-Forwards */
sip_header.write_function(&sip_header, "Max-Forwards: 70\r\n", method);
/* Subject */
sip_header.write_function(&sip_header, "Subject: %s %s recording of %s\r\n",
status == FS_OREKA_START ? "BEGIN": "END",
type == FS_OREKA_READ ? "RX" : "TX", caller_id_name);
/* Add any custom extra headers */
for (ei = extra_headers->headers;
ei;
ei = ei->next) {
const char *name = ei->name;
char *value = ei->value;
if (!strncasecmp(name, SIP_OREKA_HEADER_PREFIX, SIP_OREKA_HEADER_PREFIX_LEN)) {
const char *hname = name + SIP_OREKA_HEADER_PREFIX_LEN;
sip_header.write_function(&sip_header, "%s: %s\r\n", hname, value);
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Adding custom oreka SIP header %s: %s\n", hname, value);
}
}
if (status == FS_OREKA_START) {
/* Content-Type */
sip_header.write_function(&sip_header, "Content-Type: application/sdp\r\n");
}
/* Content-Length */
sip_header.write_function(&sip_header, "Content-Length: %d\r\n", sdp.data_len);
udp_packet.write_function(&udp_packet, "%s\r\n%s\n", sip_header.data, sdp.data);
oreka_write_udp(oreka, &udp_packet);
done:
if (sip_header.data) {
free(sip_header.data);
}
if (sdp.data) {
free(sdp.data);
}
if (udp_packet.data) {
free(udp_packet.data);
}
if (status == FS_OREKA_STOP) {
oreka_destroy(oreka);
}
return rc;
}
static switch_bool_t oreka_audio_callback(switch_media_bug_t *bug, void *user_data, switch_abc_type_t type)
{
oreka_session_t *oreka = user_data;
switch_core_session_t *session = oreka->session;
switch_frame_t pcmu_frame = { 0 };
switch_frame_t *linear_frame, raw_frame = { 0 };
uint8_t pcmu_data[SWITCH_RECOMMENDED_BUFFER_SIZE];
uint8_t raw_data[SWITCH_RECOMMENDED_BUFFER_SIZE] = { 0 };
uint8_t resample_data[SWITCH_RECOMMENDED_BUFFER_SIZE];
uint32_t linear_len = 0;
uint32_t i = 0;
int16_t *linear_samples = NULL;
if (type == SWITCH_ABC_TYPE_READ_REPLACE || type == SWITCH_ABC_TYPE_WRITE_REPLACE || type == SWITCH_ABC_TYPE_READ_PING) {
int16_t *data;
if (type == SWITCH_ABC_TYPE_READ_REPLACE || type == SWITCH_ABC_TYPE_READ_PING) {
if (type == SWITCH_ABC_TYPE_READ_REPLACE) {
linear_frame = switch_core_media_bug_get_read_replace_frame(bug);
} else {
switch_status_t status;
raw_frame.data = raw_data;
raw_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
linear_frame = &raw_frame;
status = switch_core_media_bug_read(bug, &raw_frame, SWITCH_FALSE);
if (status != SWITCH_STATUS_SUCCESS && status != SWITCH_STATUS_BREAK) {
return SWITCH_TRUE;
}
}
if (oreka->read_resampler) {
data = (int16_t *) linear_frame->data;
switch_resample_process(oreka->read_resampler, data, (int) linear_frame->datalen / 2);
linear_len = oreka->read_resampler->to_len * 2;
memcpy(resample_data, oreka->read_resampler->to, linear_len);
linear_samples = (int16_t *)resample_data;
} else {
linear_samples = linear_frame->data;
linear_len = linear_frame->datalen;
}
}
if (type == SWITCH_ABC_TYPE_WRITE_REPLACE) {
linear_frame = switch_core_media_bug_get_write_replace_frame(bug);
if (oreka->write_resampler) {
data = (int16_t *) linear_frame->data;
switch_resample_process(oreka->write_resampler, data, (int) linear_frame->datalen / 2);
linear_len = oreka->write_resampler->to_len * 2;
memcpy(resample_data, oreka->write_resampler->to, linear_len);
linear_samples = (int16_t *)resample_data;
} else {
linear_samples = linear_frame->data;
linear_len = linear_frame->datalen;
}
}
/* convert the L16 frame into PCMU */
memset(&pcmu_frame, 0, sizeof(pcmu_frame));
for (i = 0; i < linear_len / sizeof(int16_t); i++) {
pcmu_data[i] = linear_to_ulaw(linear_samples[i]);
}
pcmu_frame.source = __SWITCH_FUNC__;
pcmu_frame.data = pcmu_data;
pcmu_frame.datalen = i;
pcmu_frame.payload = 0;
}
switch (type) {
case SWITCH_ABC_TYPE_INIT:
{
switch_codec_implementation_t read_impl;
switch_core_session_get_read_impl(session, &read_impl);
if (read_impl.actual_samples_per_second != 8000) {
switch_resample_create(&oreka->read_resampler,
read_impl.actual_samples_per_second,
8000,
320, SWITCH_RESAMPLE_QUALITY, 1);
switch_resample_create(&oreka->write_resampler,
read_impl.actual_samples_per_second,
8000,
320, SWITCH_RESAMPLE_QUALITY, 1);
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_INFO, "Starting Oreka recording for audio stream\n");
oreka_send_sip_message(oreka, FS_OREKA_START, FS_OREKA_READ);
if (!oreka->mux_streams) {
oreka_send_sip_message(oreka, FS_OREKA_START, FS_OREKA_WRITE);
}
}
break;
case SWITCH_ABC_TYPE_CLOSE:
{
if (oreka->mux_streams) {
int16_t *data;
raw_frame.data = raw_data;
raw_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
linear_frame = &raw_frame;
while (switch_core_media_bug_read(bug, &raw_frame, SWITCH_TRUE) == SWITCH_STATUS_SUCCESS) {
linear_frame = &raw_frame;
if (oreka->read_resampler) {
data = (int16_t *) linear_frame->data;
switch_resample_process(oreka->read_resampler, data, (int) linear_frame->datalen / 2);
linear_len = oreka->read_resampler->to_len * 2;
memcpy(resample_data, oreka->read_resampler->to, linear_len);
linear_samples = (int16_t *)resample_data;
} else {
linear_samples = linear_frame->data;
linear_len = linear_frame->datalen;
}
memset(&pcmu_frame, 0, sizeof(pcmu_frame));
for (i = 0; i < linear_len / sizeof(int16_t); i++) {
pcmu_data[i] = linear_to_ulaw(linear_samples[i]);
}
pcmu_frame.source = __SWITCH_FUNC__;
pcmu_frame.data = pcmu_data;
pcmu_frame.datalen = i;
pcmu_frame.payload = 0;
switch_rtp_write_frame(oreka->read_rtp_stream, &pcmu_frame);
}
}
if (oreka->read_resampler) {
switch_resample_destroy(&oreka->read_resampler);
}
if (oreka->write_resampler) {
switch_resample_destroy(&oreka->write_resampler);
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_INFO, "Stopping Oreka recording for audio stream\n");
oreka_send_sip_message(oreka, FS_OREKA_STOP, FS_OREKA_READ);
if (!oreka->mux_streams) {
oreka_send_sip_message(oreka, FS_OREKA_STOP, FS_OREKA_WRITE);
}
}
break;
case SWITCH_ABC_TYPE_READ_REPLACE:
case SWITCH_ABC_TYPE_READ_PING:
{
if (pcmu_frame.datalen) {
if (switch_rtp_write_frame(oreka->read_rtp_stream, &pcmu_frame) > 0) {
oreka->read_cnt++;
if (oreka->read_cnt < 10) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Oreka wrote %u bytes! (read)\n", pcmu_frame.datalen);
}
} else {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Failed to write %u bytes! (read)\n", pcmu_frame.datalen);
}
}
}
break;
case SWITCH_ABC_TYPE_WRITE_REPLACE:
{
if (pcmu_frame.datalen) {
if (switch_rtp_write_frame(oreka->write_rtp_stream, &pcmu_frame) > 0) {
oreka->write_cnt++;
if (oreka->write_cnt < 10) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Oreka wrote %u bytes! (write)\n", pcmu_frame.datalen);
}
} else {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Failed to write %u bytes! (write)\n", pcmu_frame.datalen);
}
}
}
break;
default:
break;
}
return SWITCH_TRUE;
}
SWITCH_STANDARD_APP(oreka_start_function)
{
switch_status_t status;
switch_channel_t *channel = switch_core_session_get_channel(session);
oreka_session_t *oreka = NULL;
switch_media_bug_t *bug = NULL;
char *argv[6];
int argc;
int flags = 0;
char *lbuf = NULL;
const char *var;
if ((oreka = (oreka_session_t *) switch_channel_get_private(channel, OREKA_PRIVATE))) {
if (!zstr(data) && !strcasecmp(data, "stop")) {
switch_channel_set_private(channel, OREKA_PRIVATE, NULL);
if (oreka->read_bug) {
switch_core_media_bug_remove(session, &oreka->read_bug);
oreka->read_bug = NULL;
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Stopped oreka recorder\n");
} else {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Cannot run oreka recording 2 times on the same session!\n");
}
return;
}
oreka = switch_core_session_alloc(session, sizeof(*oreka));
switch_assert(oreka);
memset(oreka, 0, sizeof(*oreka));
oreka->mux_streams = globals.mux_streams;
if ((var = switch_channel_get_variable(channel, "oreka_mux_streams"))) {
oreka->mux_streams = switch_true(var);
}
if (data && (lbuf = switch_core_session_strdup(session, data))
&& (argc = switch_separate_string(lbuf, ' ', argv, (sizeof(argv) / sizeof(argv[0]))))) {
#if 0
if (!strncasecmp(argv[x], "server", sizeof("server"))) {
/* parse server=192.168.1.144 string */
}
#endif
}
oreka->session = session;
if (oreka->mux_streams) {
flags = SMBF_READ_STREAM | SMBF_WRITE_STREAM | SMBF_READ_PING | SMBF_ANSWER_REQ;
} else {
flags = SMBF_READ_REPLACE | SMBF_WRITE_REPLACE | SMBF_ANSWER_REQ;
}
status = switch_core_media_bug_add(session, OREKA_BUG_NAME_READ, NULL, oreka_audio_callback, oreka, 0, flags, &bug);
if (status != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Failed to attach oreka to media stream!\n");
return;
}
oreka->read_bug = bug;
oreka->usecnt++;
bug = NULL;
oreka->usecnt++;
switch_channel_set_private(channel, OREKA_PRIVATE, oreka);
}
#define OREKA_XML_CONFIG "oreka.conf"
static int load_config(void)
{
switch_xml_t cfg, xml, settings, param;
if (!(xml = switch_xml_open_cfg(OREKA_XML_CONFIG, &cfg, NULL))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to open XML configuration '%s'\n", OREKA_XML_CONFIG);
return -1;
}
if ((settings = switch_xml_child(cfg, "settings"))) {
for (param = switch_xml_child(settings, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
char *val = (char *) switch_xml_attr_soft(param, "value");
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Found parameter %s=%s\n", var, val);
if (!strcasecmp(var, "sip-server-addr")) {
snprintf(globals.sip_server_addr_str, sizeof(globals.sip_server_addr_str), "%s", val);
} else if (!strcasecmp(var, "sip-server-port")) {
globals.sip_server_port = atoi(val);
} else if (!strcasecmp(var, "mux-all-streams")) {
globals.mux_streams = 1;
}
}
}
switch_xml_free(xml);
return 0;
}
SWITCH_MODULE_LOAD_FUNCTION(mod_oreka_load)
{
switch_application_interface_t *app_interface = NULL;
int mask = 0;
#if 0
switch_status_t status = SWITCH_STATUS_FALSE;
int x = 0;
switch_size_t len = 0;
switch_size_t ilen = 0;
char dummy_output[] = "Parangaricutirimicuaro";
char dummy_input[sizeof(dummy_output)] = "";
switch_sockaddr_t *from_addr = NULL;
#endif
memset(&globals, 0, sizeof(globals));
if (load_config()) {
return SWITCH_STATUS_UNLOAD;
}
if (zstr(globals.sip_server_addr_str)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No sip server address specified!\n");
return SWITCH_STATUS_UNLOAD;
}
if (!globals.sip_server_port) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No sip server port specified!\n");
return SWITCH_STATUS_UNLOAD;
}
//switch_sockaddr_info_get(&globals.sip_server_addr, "sigchld.sangoma.local", SWITCH_UNSPEC, 5080, 0, pool);
switch_sockaddr_info_get(&globals.sip_server_addr, globals.sip_server_addr_str, SWITCH_UNSPEC, globals.sip_server_port, 0, pool);
if (!globals.sip_server_addr) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid sip server address specified: %s!\n", globals.sip_server_addr_str);
return SWITCH_STATUS_UNLOAD;
}
if (switch_socket_create(&globals.sip_socket, switch_sockaddr_get_family(globals.sip_server_addr), SOCK_DGRAM, 0, pool) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to create socket!\n");
return SWITCH_STATUS_UNLOAD;
}
switch_find_local_ip(globals.local_ipv4_str, sizeof(globals.local_ipv4_str), &mask, AF_INET);
switch_get_addr(globals.sip_server_ipv4_str, sizeof(globals.sip_server_ipv4_str), globals.sip_server_addr);
globals.our_pid = getpid();
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO,
"Loading mod_oreka, sip_server_addr=%s, sip_server_ipv4_str=%s, sip_server_port=%d, local_ipv4_str=%s\n",
globals.sip_server_addr_str, globals.sip_server_ipv4_str, globals.sip_server_port, globals.local_ipv4_str);
#if 0
if (switch_socket_bind(globals.sip_socket, globals.sip_addr) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to bind to SIP address: %s!\n", strerror(errno));
return SWITCH_STATUS_UNLOAD;
}
#endif
#if 0
len = sizeof(dummy_output);
#ifndef WIN32
switch_socket_opt_set(globals.sip_socket, SWITCH_SO_NONBLOCK, TRUE);
status = switch_socket_sendto(globals.sip_socket, globals.sip_addr, 0, (void *)dummy_output, &len);
if (status != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to send UDP message! (status=%d)\n", status);
}
status = switch_sockaddr_create(&from_addr, pool);
if (status != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to creat socket address\n");
}
while (!ilen) {
ilen = sizeof(dummy_input);
status = switch_socket_recvfrom(from_addr, globals.sip_socket, 0, (void *)dummy_input, &ilen);
if (status != SWITCH_STATUS_SUCCESS && status != SWITCH_STATUS_BREAK) {
break;
}
if (++x > 1000) {
break;
}
switch_cond_next();
}
switch_socket_opt_set(globals.sip_socket, SWITCH_SO_NONBLOCK, FALSE);
#endif
#endif
*module_interface = switch_loadable_module_create_module_interface(pool, modname);
SWITCH_ADD_APP(app_interface, "oreka_record", "Send media to Oreka recording server", "Send media to Oreka recording server",
oreka_start_function, "[stop]", SAF_NONE);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_oreka_shutdown)
{
switch_socket_close(globals.sip_socket);
return SWITCH_STATUS_UNLOAD;
}
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:nil
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/
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