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manager.cpp
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manager.cpp
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#include <iostream>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <poll.h>
#include <unistd.h>
#include <string>
#include <fcntl.h>
#include <errno.h>
#include <syslog.h>
#include <netdb.h>
#include <resolv.h>
#include <vorbis/codec.h>
#include <vorbis/vorbisenc.h>
#include <pcap.h>
#include <libssh/libssh.h>
#include <libssh/callbacks.h>
#include <openssl/crypto.h>
#include <sstream>
#include "ipaccount.h"
#include "voipmonitor.h"
#include "calltable.h"
#include "sniff.h"
#include "format_slinear.h"
#include "codec_alaw.h"
#include "codec_ulaw.h"
#include "tools.h"
#include "calltable.h"
#include "format_ogg.h"
#include "cleanspool.h"
#include "pcap_queue.h"
#include "manager.h"
#include "fraud.h"
#define BUFSIZE 1024
extern Calltable *calltable;
extern int opt_manager_port;
extern char opt_manager_ip[32];
extern volatile int calls_counter;
extern char opt_clientmanager[1024];
extern int opt_clientmanagerport;
extern char mac[32];
extern int verbosity;
extern char opt_chdir[1024];
extern char opt_php_path[1024];
extern int terminating;
extern int manager_socket_server;
extern int terminating;
extern int opt_nocdr;
extern int global_livesniffer;
extern int global_livesniffer_all;
extern map<unsigned int, octects_live_t*> ipacc_live;
extern map<unsigned int, livesnifferfilter_t*> usersniffer;
extern char ssh_host[1024];
extern int ssh_port;
extern char ssh_username[256];
extern char ssh_password[256];
extern char ssh_remote_listenhost[1024];
extern unsigned int ssh_remote_listenport;
extern int enable_bad_packet_order_warning;
using namespace std;
struct listening_worker_arg {
Call *call;
};
static void updateLivesnifferfilters();
static bool cmpCallBy_destroy_call_at(Call* a, Call* b);
static bool cmpCallBy_first_packet_time(Call* a, Call* b);
livesnifferfilter_use_siptypes_s livesnifferfilterUseSipTypes;
ManagerClientThreads ClientThreads;
volatile int ssh_threads;
volatile int ssh_threads_break;
/*
* this function runs as thread. It reads RTP audio data from call
* and write it to output buffer
*
* input parameter is structure where call
*
*/
void *listening_worker(void *arguments) {
struct listening_worker_arg *args = (struct listening_worker_arg*)arguments;
unsigned char read1[1024];
unsigned char read2[1024];
struct timeval tv;
getUpdDifTime(&tv);
alaw_init();
ulaw_init();
struct timeval tvwait;
short int r1;
short int r2;
int len1,len2;
// if call is hanged hup it will set listening_worker_run in its destructor to 0
int listening_worker_run = 1;
args->call->listening_worker_run = &listening_worker_run;
pthread_mutex_lock(&args->call->listening_worker_run_lock);
// FILE *out = fopen("/tmp/test.raw", "w");
// FILE *outa = fopen("/tmp/test.alaw", "w");
// vorbis_desc ogg;
// ogg_header(out, &ogg);
// fclose(out);
// pthread_mutex_lock(&args->call->buflock);
// ogg_header_live(&args->call->spybufferchar, &ogg);
// pthread_mutex_unlock(&args->call->buflock);
timespec tS;
timespec tS2;
tS.tv_sec = 0;
tS.tv_nsec = 0;
tS2.tv_sec = 0;
tS2.tv_nsec = 0;
long int udiff;
while(listening_worker_run) {
if(tS.tv_nsec > tS2.tv_nsec) {
udiff = (1000 * 1000 * 1000 - (tS.tv_nsec - tS2.tv_nsec)) / 1000;
} else {
udiff = (tS2.tv_nsec - tS.tv_nsec) / 1000;
}
tvwait.tv_sec = 0;
tvwait.tv_usec = 1000*20 - udiff; //20 ms
// long int usec = tvwait.tv_usec;
select(0, NULL, NULL, NULL, &tvwait);
clock_gettime(CLOCK_REALTIME, &tS);
char *s16char;
//usleep(tvwait.tv_usec);
pthread_mutex_lock(&args->call->buflock);
len1 = circbuf_read(args->call->audiobuffer1, (char*)read1, 160);
len2 = circbuf_read(args->call->audiobuffer2, (char*)read2, 160);
// printf("codec_caller[%d] codec_called[%d] len1[%d] len2[%d] outbc[%d] outbchar[%d] wait[%u]\n", args->call->codec_caller, args->call->codec_called, len1, len2, (int)args->call->spybuffer.size(), (int)args->call->spybufferchar.size(), usec);
if(len1 == 160 and len2 == 160) {
for(int i = 0; i < len1; i++) {
switch(args->call->codec_caller) {
case 0:
r1 = ULAW(read1[i]);
break;
case 8:
r1 = ALAW(read1[i]);
break;
}
switch(args->call->codec_caller) {
case 0:
r2 = ULAW(read2[i]);
break;
case 8:
r2 = ALAW(read2[i]);
break;
}
s16char = (char *)&r1;
slinear_saturated_add((short int*)&r1, (short int*)&r2);
//fwrite(&r1, 1, 2, out);
args->call->spybufferchar.push(s16char[0]);
args->call->spybufferchar.push(s16char[1]);
// ogg_write_live(&ogg, &args->call->spybufferchar, (short int*)&r1);
}
} else if(len2 == 160) {
for(int i = 0; i < len2; i++) {
switch(args->call->codec_caller) {
case 0:
r2 = ULAW(read2[i]);
break;
case 8:
r2 = ALAW(read2[i]);
break;
}
//fwrite(&r2, 1, 2, out);
s16char = (char *)&r2;
args->call->spybufferchar.push(s16char[0]);
args->call->spybufferchar.push(s16char[1]);
// ogg_write_live(&ogg, &args->call->spybufferchar, (short int*)&r2);
}
} else if(len1 == 160) {
for(int i = 0; i < len1; i++) {
switch(args->call->codec_caller) {
case 0:
r1 = ULAW(read1[i]);
break;
case 8:
r1 = ALAW(read1[i]);
break;
}
//fwrite(&r1, 1, 2, out);
s16char = (char *)&r1;
args->call->spybufferchar.push(s16char[0]);
args->call->spybufferchar.push(s16char[1]);
// ogg_write_live(&ogg, &args->call->spybufferchar, (short int*)&r1);
}
} else {
// write 20ms silence
int16_t s = 0;
//unsigned char sa = 255;
for(int i = 0; i < 160; i++) {
//fwrite(&s, 1, 2, out);
s16char = (char *)&s;
args->call->spybufferchar.push(s16char[0]);
args->call->spybufferchar.push(s16char[1]);
// ogg_write_live(&ogg, &args->call->spybufferchar, (short int*)&s);
}
}
pthread_mutex_unlock(&args->call->buflock);
clock_gettime(CLOCK_REALTIME, &tS2);
}
// reset pointer to NULL as we are leaving the stack here
args->call->listening_worker_run = NULL;
pthread_mutex_unlock(&args->call->listening_worker_run_lock);
//clean ogg
/*
ogg_stream_clear(&ogg.os);
vorbis_block_clear(&ogg.vb);
vorbis_dsp_clear(&ogg.vd);
vorbis_comment_clear(&ogg.vc);
vorbis_info_clear(&ogg.vi);
*/
free(args);
return 0;
}
int sendssh(ssh_channel channel, const char *buf, int len) {
int wr, i;
wr = 0;
do {
i = ssh_channel_write(channel, buf, len);
if (i < 0) {
fprintf(stderr, "libssh_channel_write: %d\n", i);
return -1;
}
wr += i;
} while(i > 0 && wr < len);
return wr;
}
int sendvm(int socket, ssh_channel channel, const char *buf, size_t len, int mode) {
int res;
if(channel) {
res = sendssh(channel, buf, len);
} else {
res = send(socket, buf, len, 0);
}
return res;
}
int parse_command(char *buf, int size, int client, int eof, const char *buf_long, ManagerClientThread **managerClientThread = NULL, ssh_channel sshchannel = NULL) {
char sendbuf[BUFSIZE];
u_int32_t uid = 0;
if(strstr(buf, "getversion") != NULL) {
if ((size = sendvm(client, sshchannel, RTPSENSOR_VERSION, strlen(RTPSENSOR_VERSION), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "reindexfiles") != NULL) {
snprintf(sendbuf, BUFSIZE, "starting reindexing please wait...");
if ((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
convert_filesindex();
snprintf(sendbuf, BUFSIZE, "done\r\n");
if ((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "totalcalls") != NULL) {
snprintf(sendbuf, BUFSIZE, "%d", calls_counter);
if ((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "disablecdr") != NULL) {
opt_nocdr = 1;
if ((size = sendvm(client, sshchannel, "disabled", 8, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "enablecdr") != NULL) {
opt_nocdr = 0;
if ((size = sendvm(client, sshchannel, "enabled", 7, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "listcalls") != NULL) {
//list<Call*>::iterator call;
map<string, Call*>::iterator callMAPIT;
Call *call;
char outbuf[2048];
char *resbuf = (char*)realloc(NULL, 32 * 1024 * sizeof(char));;
unsigned int resbufalloc = 32 * 1024, outbuflen = 0, resbuflen = 0;
if(outbuf == NULL) {
syslog(LOG_ERR, "Cannot allocate memory\n");
return -1;
}
/* headers */
outbuflen = sprintf(outbuf,
"[[\"callreference\", "
"\"callid\", "
"\"callercodec\", "
"\"calledcodec\", "
"\"caller\", "
"\"callername\", "
"\"callerdomain\", "
"\"called\", "
"\"calleddomain\", "
"\"calldate\", "
"\"duration\", "
"\"connect_duration\", "
"\"callerip\", "
"\"calledip\", "
"\"lastpackettime\", "
"\"lastSIPresponseNum\"]");
memcpy(resbuf + resbuflen, outbuf, outbuflen);
resbuflen += outbuflen;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
call = (*callMAPIT).second;
if(call->type == REGISTER or call->destroy_call_at > 0) {
// skip register and calls which are scheduled to be closed
continue;
}
/*
* caller
* callername
* called
* calldate
* duration
* callerip htonl(sipcallerip)
* sipcalledip htonl(sipcalledip)
*/
//XXX: escape " or replace it to '
outbuflen = sprintf(outbuf,
",[\"%p\", "
"\"%s\", "
"\"%d\", "
"\"%d\", "
"\"%s\", "
"\"%s\", "
"\"%s\", "
"\"%s\", "
"\"%s\", "
"\"%d\", "
"\"%d\", "
"\"%d\", "
"\"%u\", "
"\"%u\", "
"\"%u\", "
"\"%d\"]",
call,
call->call_id.c_str(),
call->last_callercodec,
call->last_callercodec,
call->caller,
call->callername,
call->caller_domain,
call->called,
call->called_domain,
call->calltime(),
call->duration(),
call->connect_duration(),
htonl(call->sipcallerip),
htonl(call->sipcalledip),
(unsigned int)call->get_last_packet_time(),
call->lastSIPresponseNum);
if((resbuflen + outbuflen) > resbufalloc) {
resbuf = (char*)realloc(resbuf, resbufalloc + 32 * 1024 * sizeof(char));
resbufalloc += 32 * 1024;
}
memcpy(resbuf + resbuflen, outbuf, outbuflen);
resbuflen += outbuflen;
}
calltable->unlock_calls_listMAP();
if((resbuflen + 1) > resbufalloc) {
resbuf = (char*)realloc(resbuf, resbufalloc + 32 * 1024 * sizeof(char));
resbufalloc += 32 * 1024;
}
resbuf[resbuflen] = ']';
resbuflen++;
if ((size = sendvm(client, sshchannel, resbuf, resbuflen, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
free(resbuf);
return 0;
} else if(strstr(buf, "d_lc_for_destroy") != NULL) {
ostringstream outStr;
if(calltable->calls_queue.size()) {
Call *call;
vector<Call*> vectCall;
calltable->lock_calls_queue();
for(size_t i = 0; i < calltable->calls_queue.size(); ++i) {
call = calltable->calls_queue[i];
if(call->type != REGISTER && call->destroy_call_at) {
vectCall.push_back(call);
}
}
if(vectCall.size()) {
std::sort(vectCall.begin(), vectCall.end(), cmpCallBy_destroy_call_at);
for(size_t i = 0; i < vectCall.size(); i++) {
call = vectCall[i];
outStr.width(15);
outStr << call->caller << " -> ";
outStr.width(15);
outStr << call->called << " "
<< sqlDateTimeString(call->calltime()) << " ";
outStr.width(6);
outStr << call->duration() << "s "
<< sqlDateTimeString(call->destroy_call_at) << " "
<< call->fbasename;
outStr << endl;
}
}
calltable->unlock_calls_queue();
}
outStr << "-----------" << endl;
if ((size = sendvm(client, sshchannel, outStr.str().c_str(), outStr.str().length(), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "d_lc_bye") != NULL) {
ostringstream outStr;
map<string, Call*>::iterator callMAPIT;
Call *call;
vector<Call*> vectCall;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
call = (*callMAPIT).second;
if(call->type != REGISTER && call->seenbye) {
vectCall.push_back(call);
}
}
if(vectCall.size()) {
std::sort(vectCall.begin(), vectCall.end(), cmpCallBy_destroy_call_at);
for(size_t i = 0; i < vectCall.size(); i++) {
call = vectCall[i];
outStr.width(15);
outStr << call->caller << " -> ";
outStr.width(15);
outStr << call->called << " "
<< sqlDateTimeString(call->calltime()) << " ";
outStr.width(6);
outStr << call->duration() << "s "
<< (call->destroy_call_at ? sqlDateTimeString(call->destroy_call_at) : " - - : : ") << " "
<< call->fbasename;
outStr << endl;
}
}
calltable->unlock_calls_listMAP();
outStr << "-----------" << endl;
if ((size = sendvm(client, sshchannel, outStr.str().c_str(), outStr.str().length(), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "d_lc_all") != NULL) {
ostringstream outStr;
map<string, Call*>::iterator callMAPIT;
Call *call;
vector<Call*> vectCall;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
vectCall.push_back((*callMAPIT).second);
}
if(vectCall.size()) {
std::sort(vectCall.begin(), vectCall.end(), cmpCallBy_first_packet_time);
for(size_t i = 0; i < vectCall.size(); i++) {
call = vectCall[i];
outStr.width(15);
outStr << call->caller << " -> ";
outStr.width(15);
outStr << call->called << " "
<< sqlDateTimeString(call->calltime()) << " ";
outStr.width(6);
outStr << call->duration() << "s "
<< (call->destroy_call_at ? sqlDateTimeString(call->destroy_call_at) : " - - : : ") << " ";
outStr.width(3);
outStr << call->lastSIPresponseNum << " "
<< call->fbasename;
outStr << endl;
}
}
calltable->unlock_calls_listMAP();
outStr << "-----------" << endl;
if ((size = sendvm(client, sshchannel, outStr.str().c_str(), outStr.str().length(), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "d_close_call") != NULL) {
char fbasename[100];
sscanf(buf, "d_close_call %s", fbasename);
string rslt = fbasename + string(" missing");
map<string, Call*>::iterator callMAPIT;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
if(!strcmp((*callMAPIT).second->fbasename, fbasename)) {
(*callMAPIT).second->force_close = true;
rslt = fbasename + string(" close");
break;
}
}
calltable->unlock_calls_listMAP();
if ((size = sendvm(client, sshchannel, (rslt + "\n").c_str(), rslt.length() + 1, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "getipaccount") != NULL) {
sscanf(buf, "getipaccount %u", &uid);
map<unsigned int, octects_live_t*>::iterator it = ipacc_live.find(uid);
if(it != ipacc_live.end()) {
snprintf(sendbuf, BUFSIZE, "%d", 1);
} else {
snprintf(sendbuf, BUFSIZE, "%d", 0);
}
if ((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "ipaccountfilter set") != NULL) {
string ipfilter;
if(buf_long) {
buf = (char*)buf_long;
}
u_int32_t id = atol(buf + strlen("ipaccountfilter set "));
char *pointToSeparatorBefereIpfilter = strchr(buf + strlen("ipaccountfilter set "), ' ');
if(pointToSeparatorBefereIpfilter) {
ipfilter = pointToSeparatorBefereIpfilter + 1;
}
if(!ipfilter.length() || ipfilter.find("ALL") != string::npos) {
map<unsigned int, octects_live_t*>::iterator it = ipacc_live.find(id);
octects_live_t* filter;
if(it != ipacc_live.end()) {
filter = it->second;
} else {
filter = (octects_live_t*)calloc(1, sizeof(octects_live_t));
filter->all = 1;
filter->fetch_timestamp = time(NULL);
ipacc_live[id] = filter;
if(verbosity > 0) {
cout << "START LIVE IPACC " << "id: " << id << " ipfilter: " << "ALL" << endl;
}
}
return 0;
} else {
octects_live_t* filter;
filter = (octects_live_t*)calloc(1, sizeof(octects_live_t));
filter->setFilter(ipfilter.c_str());
filter->fetch_timestamp = time(NULL);
ipacc_live[id] = filter;
if(verbosity > 0) {
cout << "START LIVE IPACC " << "id: " << id << " ipfilter: " << ipfilter << endl;
}
}
return(0);
} else if(strstr(buf, "stopipaccount")) {
u_int32_t id = 0;
sscanf(buf, "stopipaccount %u", &id);
map<unsigned int, octects_live_t*>::iterator it = ipacc_live.find(id);
if(it != ipacc_live.end()) {
free(it->second);
ipacc_live.erase(it);
if(verbosity > 0) {
cout << "STOP LIVE IPACC " << "id:" << id << endl;
}
}
return 0;
} else if(strstr(buf, "fetchipaccount")) {
u_int32_t id = 0;
sscanf(buf, "fetchipaccount %u", &id);
map<unsigned int, octects_live_t*>::iterator it = ipacc_live.find(id);
char sendbuf[1024];
if(it == ipacc_live.end()) {
strcpy(sendbuf, "stopped");
} else {
octects_live_t *data = it->second;
snprintf(sendbuf, 1024, "%u;%llu;%u;%llu;%u;%llu;%u;%llu;%u;%llu;%u;%llu;%u",
(unsigned int)time(NULL),
data->dst_octects, data->dst_numpackets,
data->src_octects, data->src_numpackets,
data->voipdst_octects, data->voipdst_numpackets,
data->voipsrc_octects, data->voipsrc_numpackets,
data->all_octects, data->all_numpackets,
data->voipall_octects, data->voipall_numpackets);
data->fetch_timestamp = time(NULL);
}
if((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1) {
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
///////////////////////////////////////////////////////////////
} else if(strstr(buf, "stoplivesniffer")) {
sscanf(buf, "stoplivesniffer %u", &uid);
map<unsigned int, livesnifferfilter_t*>::iterator usersnifferIT = usersniffer.find(uid);
if(usersnifferIT != usersniffer.end()) {
free(usersnifferIT->second);
usersniffer.erase(usersnifferIT);
if(!usersniffer.size()) {
global_livesniffer = 0;
//global_livesniffer_all = 0;
}
updateLivesnifferfilters();
if(verbosity > 0) {
syslog(LOG_NOTICE, "stop livesniffer - uid: %u", uid);
}
}
return 0;
} else if(strstr(buf, "getlivesniffer") != NULL) {
sscanf(buf, "getlivesniffer %u", &uid);
map<unsigned int, livesnifferfilter_t*>::iterator usersnifferIT = usersniffer.find(uid);
if(usersnifferIT != usersniffer.end()) {
snprintf(sendbuf, BUFSIZE, "%d", 1);
} else {
snprintf(sendbuf, BUFSIZE, "%d", 0);
}
if ((size = sendvm(client, sshchannel, sendbuf, strlen(sendbuf), 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
} else if(strstr(buf, "livefilter set") != NULL) {
char search[1024] = "";
char value[1024] = "";
global_livesniffer_all = 0;
sscanf(buf, "livefilter set %u %s %[^\n\r]", &uid, search, value);
if(verbosity > 0) {
syslog(LOG_NOTICE, "set livesniffer - uid: %u search: %s value: %s", uid, search, value);
}
if(memmem(search, sizeof(search), "all", 3)) {
global_livesniffer = 1;
map<unsigned int, livesnifferfilter_t*>::iterator usersnifferIT = usersniffer.find(uid);
livesnifferfilter_t* filter;
if(usersnifferIT != usersniffer.end()) {
filter = usersnifferIT->second;
} else {
filter = (livesnifferfilter_t*)calloc(1, sizeof(livesnifferfilter_t));
usersniffer[uid] = filter;
}
updateLivesnifferfilters();
return 0;
}
map<unsigned int, livesnifferfilter_t*>::iterator usersnifferIT = usersniffer.find(uid);
livesnifferfilter_t* filter;
if(usersnifferIT != usersniffer.end()) {
filter = usersnifferIT->second;
} else {
filter = (livesnifferfilter_t*)calloc(1, sizeof(livesnifferfilter_t));
usersniffer[uid] = filter;
}
if(strstr(search, "srcaddr")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_saddr[i] = 0;
}
stringstream data(value);
string val;
// read all argumens lkivefilter set saddr 123 345 244
i = 0;
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
//convert doted ip to unsigned int
filter->lv_saddr[i] = ntohl((unsigned int)inet_addr(val.c_str()));
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "dstaddr")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_daddr[i] = 0;
}
stringstream data(value);
string val;
i = 0;
// read all argumens livefilter set daddr 123 345 244
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
//convert doted ip to unsigned int
filter->lv_daddr[i] = ntohl((unsigned int)inet_addr(val.c_str()));
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "bothaddr")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_bothaddr[i] = 0;
}
stringstream data(value);
string val;
i = 0;
// read all argumens livefilter set bothaddr 123 345 244
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
//convert doted ip to unsigned int
filter->lv_bothaddr[i] = ntohl((unsigned int)inet_addr(val.c_str()));
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "srcnum")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_srcnum[i][0] = '\0';
}
stringstream data(value);
string val;
i = 0;
// read all argumens livefilter set srcaddr 123 345 244
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
stringstream tmp;
tmp << val;
tmp >> filter->lv_srcnum[i];
//cout << filter->lv_srcnum[i] << "\n";
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "dstnum")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_dstnum[i][0] = '\0';
}
stringstream data(value);
string val;
i = 0;
// read all argumens livefilter set dstaddr 123 345 244
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
stringstream tmp;
tmp << val;
tmp >> filter->lv_dstnum[i];
//cout << filter->lv_dstnum[i] << "\n";
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "bothnum")) {
int i = 0;
//reset filters
for(i = 0; i < MAXLIVEFILTERS; i++) {
filter->lv_bothnum[i][0] = '\0';
}
stringstream data(value);
string val;
i = 0;
// read all argumens livefilter set bothaddr 123 345 244
while(i < MAXLIVEFILTERS and getline(data, val,' ')){
global_livesniffer = 1;
stringstream tmp;
tmp << val;
tmp >> filter->lv_bothnum[i];
//cout << filter->lv_bothnum[i] << "\n";
i++;
}
updateLivesnifferfilters();
} else if(strstr(search, "siptypes")) {
//cout << "siptypes: " << value << "\n";
for(size_t i = 0; i < strlen(value) && i < MAXLIVEFILTERS; i++) {
filter->lv_siptypes[i] = value[i] == 'I' ? INVITE :
value[i] == 'R' ? REGISTER :
value[i] == 'O' ? OPTIONS :
value[i] == 'S' ? SUBSCRIBE :
value[i] == 'M' ? MESSAGE :
0;
}
updateLivesnifferfilters();
}
} else if(strstr(buf, "listen") != NULL) {
long long callreference;
intptr_t tmp1,tmp2;
sscanf(buf, "listen %llu", &callreference);
if(!callreference) {
sscanf(buf, "listen %llxu", &callreference);
}
tmp1 = callreference;
map<string, Call*>::iterator callMAPIT;
Call *call;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
call = (*callMAPIT).second;
tmp2 = (intptr_t)call;
//printf("call[%p] == [%li] [%d] [%li] [%li]\n", call, callreference, (long int)call == (long int)callreference, (long int)call, (long int)callreference);
//if((long long)call == (long long)callreference) {
if(tmp1 == tmp2) {
if(call->listening_worker_run) {
// the thread is already running.
if ((size = sendvm(client, sshchannel, "call already listening", 22, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
calltable->unlock_calls_listMAP();
return 0;
} else {
struct listening_worker_arg *args = (struct listening_worker_arg*)malloc(sizeof(listening_worker_arg));
args->call = call;
call->audiobuffer1 = new pvt_circbuf;
call->audiobuffer2 = new pvt_circbuf;
circbuf_init(call->audiobuffer1, 4092);
circbuf_init(call->audiobuffer2, 4092);
pthread_t call_thread;
pthread_create(&call_thread, NULL, listening_worker, (void *)args);
calltable->unlock_calls_listMAP();
if ((size = sendvm(client, sshchannel, "success", 7, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
}
}
}
calltable->unlock_calls_listMAP();
if ((size = sendvm(client, sshchannel, "call not found", 14, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "readaudio") != NULL) {
long long callreference;
sscanf(buf, "readaudio %llu", &callreference);
if(!callreference) {
sscanf(buf, "readaudio %llxu", &callreference);
}
map<string, Call*>::iterator callMAPIT;
Call *call;
int i;
calltable->lock_calls_listMAP();
for (callMAPIT = calltable->calls_listMAP.begin(); callMAPIT != calltable->calls_listMAP.end(); ++callMAPIT) {
call = (*callMAPIT).second;
if((long int)call == (long int)callreference) {
pthread_mutex_lock(&call->buflock);
size_t bsize = call->spybufferchar.size();
char *buff = (char*)malloc(sizeof(char) * bsize);
for(i = 0; i < (int)bsize; i++) {
buff[i] = call->spybufferchar.front();
call->spybufferchar.pop();
}
pthread_mutex_unlock(&call->buflock);
if ((size = sendvm(client, sshchannel, buff, bsize, 0)) == -1){
free(buff);
calltable->unlock_calls_listMAP();
cerr << "Error sending data to client" << endl;
return -1;
}
free(buff);
}
}
calltable->unlock_calls_listMAP();
return 0;
} else if(strstr(buf, "reload") != NULL) {
reload_config();
if ((size = sendvm(client, sshchannel, "reload ok", 9, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "fraud_refresh") != NULL) {
refreshFraud();
if ((size = sendvm(client, sshchannel, "reload ok", 9, 0)) == -1){
cerr << "Error sending data to client" << endl;
return -1;
}
return 0;
} else if(strstr(buf, "getfile") != NULL) {
char filename[2048];
char rbuf[4096];
int fd;
ssize_t nread;
sscanf(buf, "getfile %s", filename);
fd = open(filename, O_RDONLY);
if(fd < 0) {
sprintf(buf, "error: cannot open file [%s]", filename);
if ((size = sendvm(client, sshchannel, buf, strlen(buf), 0)) == -1){
cerr << "Error sending data to client" << endl;
}
return -1;
}
while(nread = read(fd, rbuf, sizeof rbuf), nread > 0) {
if ((size = sendvm(client, sshchannel, rbuf, nread, 0)) == -1){
close(fd);
return -1;
}
}
close(fd);
return 0;
} else if(strstr(buf, "file_exists") != NULL) {
char filename[2048];
unsigned int size;
char outbuf[100];
sscanf(buf, "file_exists %s", filename);
if(FileExists(filename)) {
size = file_exists(filename);
sprintf(outbuf, "%d", size);
} else {
strcpy(outbuf, "not_exists");
}
sendvm(client, sshchannel, outbuf, strlen(outbuf), 0);
return 0;
} else if(strstr(buf, "fileexists") != NULL) {
char filename[2048];
unsigned int size;
sscanf(buf, "fileexists %s", filename);
size = file_exists(filename);
sprintf(buf, "%d", size);
sendvm(client, sshchannel, buf, strlen(buf), 0);
return 0;
} else if(strstr(buf, "genwav") != NULL) {
char filename[2048];
unsigned int size;
char wavfile[2048];
char pcapfile[2048];
char cmd[4092];
int secondrun = 0;
sscanf(buf, "genwav %s", filename);
sprintf(pcapfile, "%s.pcap", filename);
sprintf(wavfile, "%s.wav", filename);
getwav2:
size = file_exists(wavfile);
if(size) {
sprintf(buf, "%d", size);
sendvm(client, sshchannel, buf, strlen(buf), 0);
return 0;
}
if(secondrun > 0) {
// wav does not exist
sendvm(client, sshchannel, "0", 1, 0);
return -1;
}
// wav does not exists, check if exists pcap and try to create wav
size = file_exists(pcapfile);
if(!size) {
sendvm(client, sshchannel, "0", 1, 0);
return -1;
}
sprintf(cmd, "PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/usr/local/bin voipmonitor --rtp-firstleg -k -WRc -r \"%s.pcap\" -y -d %s 2>/dev/null >/dev/null", filename, opt_chdir);
system(cmd);
secondrun = 1;
goto getwav2;
} else if(strstr(buf, "getwav") != NULL) {
char filename[2048];
int fd;
unsigned int size;
char wavfile[2048];
char pcapfile[2048];
char cmd[4092];
char rbuf[4096];
int res;
ssize_t nread;
int secondrun = 0;