[svn-commits] file: trunk r54748 - in /trunk: CHANGES
apps/app_chanspy.c
svn-commits at lists.digium.com
svn-commits at lists.digium.com
Thu Feb 15 18:17:26 MST 2007
Author: file
Date: Thu Feb 15 19:17:25 2007
New Revision: 54748
URL: http://svn.digium.com/view/asterisk?view=rev&rev=54748
Log:
Add 'o' option to Chanspy which causes it to only listen to audio coming from the channel, and the 'X' option which allows the user to exit to a valid single digit extension. (issue #8137 reported by mnicholson)
Modified:
trunk/CHANGES
trunk/apps/app_chanspy.c
Modified: trunk/CHANGES
URL: http://svn.digium.com/view/asterisk/trunk/CHANGES?view=diff&rev=54748&r1=54747&r2=54748
==============================================================================
--- trunk/CHANGES (original)
+++ trunk/CHANGES Thu Feb 15 19:17:25 2007
@@ -58,6 +58,7 @@
* Added the srvlookup option to iax.conf
* Added 'E' and 'V' commands to ExternalIVR.
* Added 'DBDel' and 'DBDelTree' manager commands.
+ * Added 'o' and 'X' options to Chanspy.
AMI - The manager (TCP/TLS/HTTP)
--------------------------------
Modified: trunk/apps/app_chanspy.c
URL: http://svn.digium.com/view/asterisk/trunk/apps/app_chanspy.c?view=diff&rev=54748&r1=54747&r2=54748
==============================================================================
--- trunk/apps/app_chanspy.c (original)
+++ trunk/apps/app_chanspy.c Thu Feb 15 19:17:25 2007
@@ -67,6 +67,10 @@
" to 'chanprefix'. For example, executing ChanSpy(Agent) and then dialing\n"
" the digits '1234#' while spying will begin spying on the channel\n"
" 'Agent/1234'.\n"
+" Note: The X option supersedes the three features above in that if a valid\n"
+" single digit extension exists in the correct context ChanSpy will\n"
+" exit to it. This also disables choosing a channel based on 'chanprefix'\n"
+" and a digit sequence.\n"
" Options:\n"
" b - Only spy on channels involved in a bridged call.\n"
" g(grp) - Match only channels where their ${SPYGROUP} variable is set to\n"
@@ -83,6 +87,12 @@
" W - Enable 'private whisper' mode, so the spying channel can\n"
" talk to the spied-on channel but cannot listen to that\n"
" channel.\n"
+" o - Only listen to audio coming from this channel.\n"
+" X - Allow the user to exit ChanSpy to a valid single digit\n"
+" numeric extension in the current context or the context\n"
+" specified by the SPY_EXIT_CONTEXT channel variable. The\n"
+" name of the last channel that was spied on will be stored\n"
+" in the SPY_CHANNEL variable.\n"
;
static const char *app_ext = "ExtenSpy";
@@ -95,6 +105,9 @@
" While spying, the following actions may be performed:\n"
" - Dialing # cycles the volume level.\n"
" - Dialing * will stop spying and look for another channel to spy on.\n"
+" Note: The X option superseeds the two features above in that if a valid\n"
+" single digit extension exists in the correct context it ChanSpy will\n"
+" exit to it.\n"
" Options:\n"
" b - Only spy on channels involved in a bridged call.\n"
" g(grp) - Match only channels where their ${SPYGROUP} variable is set to\n"
@@ -111,6 +124,12 @@
" W - Enable 'private whisper' mode, so the spying channel can\n"
" talk to the spied-on channel but cannot listen to that\n"
" channel.\n"
+" o - Only listen to audio coming from this channel.\n"
+" X - Allow the user to exit ChanSpy to a valid single digit\n"
+" numeric extension in the current context or the context\n"
+" specified by the SPY_EXIT_CONTEXT channel variable. The\n"
+" name of the last channel that was spied on will be stored\n"
+" in the SPY_CHANNEL variable.\n"
;
enum {
@@ -121,6 +140,8 @@
OPTION_RECORD = (1 << 4),
OPTION_WHISPER = (1 << 5),
OPTION_PRIVATE = (1 << 6), /* Private Whisper mode */
+ OPTION_READONLY = (1 << 7), /* Don't mix the two channels */
+ OPTION_EXIT = (1 << 8), /* Exit to a valid single digit extension */
} chanspy_opt_flags;
enum {
@@ -138,6 +159,8 @@
AST_APP_OPTION_ARG('v', OPTION_VOLUME, OPT_ARG_VOLUME),
AST_APP_OPTION_ARG('g', OPTION_GROUP, OPT_ARG_GROUP),
AST_APP_OPTION_ARG('r', OPTION_RECORD, OPT_ARG_RECORD),
+ AST_APP_OPTION('o', OPTION_READONLY),
+ AST_APP_OPTION('X', OPTION_EXIT),
});
@@ -241,7 +264,7 @@
}
static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int *volfactor, int fd,
- const struct ast_flags *flags)
+ const struct ast_flags *flags, char *exitcontext)
{
struct chanspy_translation_helper csth;
int running = 0, res, x = 0;
@@ -260,7 +283,8 @@
memset(&csth, 0, sizeof(csth));
ast_set_flag(&csth.spy, CHANSPY_FORMAT_AUDIO);
ast_set_flag(&csth.spy, CHANSPY_TRIGGER_NONE);
- ast_set_flag(&csth.spy, CHANSPY_MIXAUDIO);
+ if (!ast_test_flag(flags, OPTION_READONLY))
+ ast_set_flag(&csth.spy, CHANSPY_MIXAUDIO);
csth.spy.type = "ChanSpy";
csth.spy.status = CHANSPY_RUNNING;
csth.spy.read_queue.format = AST_FORMAT_SLINEAR;
@@ -347,6 +371,22 @@
if (res < 0) {
running = -1;
break;
+ }
+
+ if (ast_test_flag(flags, OPTION_EXIT)) {
+ char tmp[2];
+ tmp[0] = res;
+ tmp[1] = '\0';
+ if (!ast_goto_if_exists(chan, exitcontext, tmp, 1)) {
+ ast_log(LOG_DEBUG, "Got DTMF %c, goto context %s\n", tmp[0], exitcontext);
+ pbx_builtin_setvar_helper(chan, "SPY_CHANNEL", name);
+ running = -2;
+ break;
+ } else if (option_debug > 1) {
+ ast_log(LOG_DEBUG, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
+ }
+ } else if (res >= '0' && res <= '9') {
+ inp[x++] = res;
}
if (res == '*') {
@@ -374,8 +414,6 @@
ast_clear_flag(&csth.spy, CHANSPY_READ_VOLADJUST);
ast_clear_flag(&csth.spy, CHANSPY_WRITE_VOLADJUST);
}
- } else if (res >= '0' && res <= '9') {
- inp[x++] = res;
}
}
@@ -431,11 +469,22 @@
struct ast_channel *peer, *prev, *next;
char nameprefix[AST_NAME_STRLEN];
char peer_name[AST_NAME_STRLEN + 5];
+ char exitcontext[AST_MAX_CONTEXT] = "";
signed char zero_volume = 0;
int waitms;
int res;
char *ptr;
int num;
+
+ if (ast_test_flag(flags, OPTION_EXIT)) {
+ const char *c;
+ if ((c = pbx_builtin_getvar_helper(chan, "SPY_EXIT_CONTEXT")))
+ ast_copy_string(exitcontext, c, sizeof(exitcontext));
+ else if (!ast_strlen_zero(chan->macrocontext))
+ ast_copy_string(exitcontext, chan->macrocontext, sizeof(exitcontext));
+ else
+ ast_copy_string(exitcontext, chan->context, sizeof(exitcontext));
+ }
if (chan->_state != AST_STATE_UP)
ast_answer(chan);
@@ -453,12 +502,30 @@
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
}
+ if (!ast_strlen_zero(exitcontext)) {
+ char tmp[2];
+ tmp[0] = res;
+ tmp[1] = '\0';
+ if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
+ goto exit;
+ else if (option_debug > 1)
+ ast_log(LOG_DEBUG, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
+ }
}
res = ast_waitfordigit(chan, waitms);
if (res < 0) {
ast_clear_flag(chan, AST_FLAG_SPYING);
break;
+ }
+ if (!ast_strlen_zero(exitcontext)) {
+ char tmp[2];
+ tmp[0] = res;
+ tmp[1] = '\0';
+ if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
+ goto exit;
+ else if (option_debug > 1)
+ ast_log(LOG_DEBUG, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
}
/* reset for the next loop around, unless overridden later */
@@ -528,10 +595,13 @@
}
waitms = 5000;
- res = channel_spy(chan, peer, &volfactor, fd, flags);
+ res = channel_spy(chan, peer, &volfactor, fd, flags, exitcontext);
if (res == -1) {
- break;
+ goto exit;
+ } else if (res == -2) {
+ res = 0;
+ goto exit;
} else if (res > 1 && spec) {
snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);
if ((next = ast_get_channel_by_name_prefix_locked(nameprefix, strlen(nameprefix)))) {
@@ -543,10 +613,9 @@
peer = NULL;
}
}
- if (res == -1)
- break;
- }
-
+ }
+exit:
+
ast_clear_flag(chan, AST_FLAG_SPYING);
ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);
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