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Finishing touches and addition of record flag to ChanSpy <pay up jets\!>

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5340 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.2-netsec
Anthony Minessale II 20 years ago
parent 2059316463
commit aef8538148
1 changed files with 56 additions and 13 deletions
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69
apps/app_chanspy.c
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@ -11,6 +11,9 @@
* the GNU General Public License
*/
#define AST_MONITOR_DIR AST_SPOOL_DIR "/monitor"
#include <../asterisk.h>
#include <asterisk/file.h>
#include <asterisk/logger.h>
#include <asterisk/channel.h>
@ -44,7 +47,8 @@ static char *desc = " Chanspy([<scanspec>][|<options>])\n\n"
" - q: quiet, don't announce channels beep, etc.\n"
" - b: bridged, only spy on channels involved in a bridged call.\n"
" - v([-4..4]): adjust the initial volume. (negative is quieter)\n"
" - g(grp): enforce group. Match only calls where their ${SPYGROUP} is 'grp'.\n\n"
" - g(grp): enforce group. Match only calls where their ${SPYGROUP} is 'grp'.\n"
" - r[(basename)]: Record session to monitor spool dir (with optional basename, default is 'chanspy')\n\n"
"If <scanspec> is specified, only channel names *beginning* with that string will be scanned.\n"
"('all' or an empty string are also both valid <scanspec>)\n\n"
"While Spying:\n\n"
@ -58,12 +62,14 @@ static char *desc = " Chanspy([<scanspec>][|<options>])\n\n"
#define OPTION_BRIDGED (1 << 1) /* Only look at bridged calls */
#define OPTION_VOLUME (1 << 2) /* Specify initial volume */
#define OPTION_GROUP (1 << 3) /* Only look at channels in group */
#define OPTION_RECORD (1 << 4) /* Record */
AST_DECLARE_OPTIONS(chanspy_opts,{
['q'] = { OPTION_QUIET },
['b'] = { OPTION_BRIDGED },
['v'] = { OPTION_VOLUME, 1 },
['g'] = { OPTION_GROUP, 2 },
['r'] = { OPTION_RECORD, 3 },
});
STANDARD_LOCAL_USER;
@ -93,6 +99,7 @@ struct chanspy_translation_helper {
int samples;
int rsamples;
int volfactor;
int fd;
};
/* Prototypes */
@ -106,7 +113,7 @@ static void ast_flush_spy_queue(struct ast_channel_spy *spy);
static int spy_generate(struct ast_channel *chan, void *data, int len, int samples);
static void start_spying(struct ast_channel *chan, struct ast_channel *spychan, struct ast_channel_spy *spy);
static void stop_spying(struct ast_channel *chan, struct ast_channel_spy *spy);
static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int *volfactor);
static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int *volfactor, int fd);
static int chanspy_exec(struct ast_channel *chan, void *data);
@ -250,13 +257,13 @@ static int spy_generate(struct ast_channel *chan, void *data, int len, int sampl
if (f0 && csth->fmt0 && csth->fmt0 != f0->subclass) {
ast_translator_free_path(csth->trans0);
csth->trans0 = NULL;
csth->fmt0 = csth->fmt0;
csth->fmt0 = f0->subclass;
}
if (f1 && csth->fmt1 && csth->fmt1 != f1->subclass) {
ast_translator_free_path(csth->trans1);
csth->trans1 = NULL;
csth->fmt1 = csth->fmt1;
csth->fmt1 = f1->subclass;
}
if (!csth->fmt0 && f0) {
@ -405,6 +412,9 @@ static int spy_generate(struct ast_channel *chan, void *data, int len, int sampl
csth->spy.status = CHANSPY_DONE;
return -1;
}
if (csth->fd) {
write(csth->fd, csth->frame.data, csth->frame.datalen);
}
if (f0) {
ast_frfree(f0);
@ -489,7 +499,7 @@ static void stop_spying(struct ast_channel *chan, struct ast_channel_spy *spy)
}
static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int *volfactor)
static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int *volfactor, int fd)
{
struct chanspy_translation_helper csth;
int running = 1, res = 0, x = 0;
@ -511,6 +521,9 @@ static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int
csth.frame.subclass = AST_FORMAT_SLINEAR;
csth.frame.datalen = 320;
csth.frame.samples = 160;
if (fd) {
csth.fd = fd;
}
start_spying(spyee, chan, &csth.spy);
ast_activate_generator(chan, &spygen, &csth);
@ -587,7 +600,8 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
*options = NULL,
*spec = NULL,
*argv[5],
*mygroup = NULL;
*mygroup = NULL,
*recbase = NULL;
int res = -1,
volfactor = 0,
silent = 0,
@ -596,7 +610,10 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
chosen = 0,
count=0,
waitms = 100,
num = 0;
num = 0,
oldrf = 0,
oldwf = 0,
fd = 0;
struct ast_flags flags;
@ -605,6 +622,8 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
return -1;
}
oldrf = chan->readformat;
oldwf = chan->writeformat;
if (ast_set_read_format(chan, AST_FORMAT_SLINEAR) < 0) {
ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
return -1;
@ -632,11 +651,16 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
}
if (options) {
char *opts[2];
char *opts[3];
ast_parseoptions(chanspy_opts, &flags, opts, options);
if (ast_test_flag(&flags, OPTION_GROUP)) {
mygroup = opts[1];
}
if (ast_test_flag(&flags, OPTION_RECORD)) {
if (!(recbase = opts[2])) {
recbase = "chanspy";
}
}
silent = ast_test_flag(&flags, OPTION_QUIET);
bronly = ast_test_flag(&flags, OPTION_BRIDGED);
if (ast_test_flag(&flags, OPTION_VOLUME) && opts[1]) {
@ -648,6 +672,14 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
}
}
if (recbase) {
char filename[512];
snprintf(filename,sizeof(filename),"%s/%s.%ld.raw",AST_MONITOR_DIR, recbase, time(NULL));
if ((fd = open(filename, O_CREAT | O_WRONLY, O_TRUNC)) <= 0) {
ast_log(LOG_WARNING, "Cannot open %s for recording\n", filename);
fd = 0;
}
}
for(;;) {
res = ast_streamfile(chan, "beep", chan->language);
@ -655,14 +687,14 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
res = ast_waitstream(chan, "");
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
ALL_DONE(u, -1);
break;
}
count = 0;
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
ALL_DONE(u, -1);
break;
}
peer = local_channel_walk(NULL);
@ -714,10 +746,9 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
}
count++;
prev = peer;
res = channel_spy(chan, peer, &volfactor);
res = channel_spy(chan, peer, &volfactor, fd);
if (res == -1) {
ast_clear_flag(chan, AST_FLAG_SPYING);
ALL_DONE(u, -1);
break;
} else if (res > 1 && spec) {
snprintf(name, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((peer = local_get_channel_begin_name(name))) {
@ -736,6 +767,18 @@ static int chanspy_exec(struct ast_channel *chan, void *data)
}
if (fd > 0) {
close(fd);
}
if (oldrf && ast_set_read_format(chan, oldrf) < 0) {
ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
}
if (oldwf && ast_set_write_format(chan, oldwf) < 0) {
ast_log(LOG_ERROR, "Could Not Set Write Format.\n");
}
ast_clear_flag(chan, AST_FLAG_SPYING);
ALL_DONE(u, res);
}

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