Review: https://reviewboard.asterisk.org/r/1753/ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@356042 65c4cc65-6c06-0410-ace0-fbb531ad65f3
684 lines
19 KiB
C
684 lines
19 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2007 - 2009, Digium, Inc.
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*!
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* \file
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*
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* \brief Channel Event Logging API
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*
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* \author Steve Murphy <murf@digium.com>
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* \author Russell Bryant <russell@digium.com>
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*
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* \todo Do thorough testing of all transfer methods to ensure that BLINDTRANSFER,
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* ATTENDEDTRANSFER, BRIDGE_START, and BRIDGE_END events are all reported
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* as expected.
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/_private.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/cel.h"
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#include "asterisk/logger.h"
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#include "asterisk/linkedlists.h"
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#include "asterisk/utils.h"
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#include "asterisk/config.h"
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#include "asterisk/cli.h"
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#include "asterisk/astobj2.h"
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/*! Is the CEL subsystem enabled ? */
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static unsigned char cel_enabled;
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/*! \brief CEL is off by default */
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#define CEL_ENABLED_DEFAULT 0
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/*!
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* \brief which events we want to track
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*
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* \note bit field, up to 64 events
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*/
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static int64_t eventset;
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/*!
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* \brief Maximum possible CEL event IDs
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* \note This limit is currently imposed by the eventset definition
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*/
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#define CEL_MAX_EVENT_IDS 64
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/*!
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* \brief Track no events by default.
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*/
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#define CEL_DEFAULT_EVENTS 0
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/*!
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* \brief Number of buckets for the appset container
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*/
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#define NUM_APP_BUCKETS 97
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/*!
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* \brief Container of Asterisk application names
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*
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* The apps in this container are the applications that were specified
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* in the configuration as applications that CEL events should be generated
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* for when they start and end on a channel.
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*/
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static struct ao2_container *appset;
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/*!
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* \brief Configured date format for event timestamps
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*/
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static char cel_dateformat[256];
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/*!
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* \brief Map of ast_cel_event_type to strings
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*/
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static const char * const cel_event_types[CEL_MAX_EVENT_IDS] = {
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[0] = "ALL",
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[AST_CEL_CHANNEL_START] = "CHAN_START",
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[AST_CEL_CHANNEL_END] = "CHAN_END",
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[AST_CEL_ANSWER] = "ANSWER",
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[AST_CEL_HANGUP] = "HANGUP",
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[AST_CEL_APP_START] = "APP_START",
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[AST_CEL_APP_END] = "APP_END",
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[AST_CEL_BRIDGE_START] = "BRIDGE_START",
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[AST_CEL_BRIDGE_END] = "BRIDGE_END",
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[AST_CEL_BRIDGE_UPDATE] = "BRIDGE_UPDATE",
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[AST_CEL_CONF_START] = "CONF_START",
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[AST_CEL_CONF_END] = "CONF_END",
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[AST_CEL_PARK_START] = "PARK_START",
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[AST_CEL_PARK_END] = "PARK_END",
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[AST_CEL_TRANSFER] = "TRANSFER",
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[AST_CEL_USER_DEFINED] = "USER_DEFINED",
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[AST_CEL_CONF_ENTER] = "CONF_ENTER",
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[AST_CEL_CONF_EXIT] = "CONF_EXIT",
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[AST_CEL_BLINDTRANSFER] = "BLINDTRANSFER",
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[AST_CEL_ATTENDEDTRANSFER] = "ATTENDEDTRANSFER",
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[AST_CEL_PICKUP] = "PICKUP",
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[AST_CEL_FORWARD] = "FORWARD",
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[AST_CEL_3WAY_START] = "3WAY_START",
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[AST_CEL_3WAY_END] = "3WAY_END",
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[AST_CEL_HOOKFLASH] = "HOOKFLASH",
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[AST_CEL_LINKEDID_END] = "LINKEDID_END",
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};
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/*!
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* \brief Map of ast_cel_ama_flags to strings
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*/
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static const char * const cel_ama_flags[AST_CEL_AMA_FLAG_TOTAL] = {
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[AST_CEL_AMA_FLAG_NONE] = "NONE",
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[AST_CEL_AMA_FLAG_OMIT] = "OMIT",
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[AST_CEL_AMA_FLAG_BILLING] = "BILLING",
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[AST_CEL_AMA_FLAG_DOCUMENTATION] = "DOCUMENTATION",
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};
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unsigned int ast_cel_check_enabled(void)
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{
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return cel_enabled;
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}
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static int print_app(void *obj, void *arg, int flags)
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{
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struct ast_cli_args *a = arg;
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ast_cli(a->fd, "CEL Tracking Application: %s\n", (const char *) obj);
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return 0;
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}
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static void print_cel_sub(const struct ast_event *event, void *data)
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{
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struct ast_cli_args *a = data;
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ast_cli(a->fd, "CEL Event Subscriber: %s\n",
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ast_event_get_ie_str(event, AST_EVENT_IE_DESCRIPTION));
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}
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static char *handle_cli_status(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
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{
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unsigned int i;
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struct ast_event_sub *sub;
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switch (cmd) {
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case CLI_INIT:
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e->command = "cel show status";
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e->usage =
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"Usage: cel show status\n"
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" Displays the Channel Event Logging system status.\n";
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return NULL;
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case CLI_GENERATE:
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return NULL;
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case CLI_HANDLER:
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break;
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}
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if (a->argc > 3) {
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return CLI_SHOWUSAGE;
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}
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ast_cli(a->fd, "CEL Logging: %s\n", cel_enabled ? "Enabled" : "Disabled");
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if (!cel_enabled) {
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return CLI_SUCCESS;
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}
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for (i = 0; i < (sizeof(eventset) * 8); i++) {
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const char *name;
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if (!(eventset & ((int64_t) 1 << i))) {
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continue;
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}
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name = ast_cel_get_type_name(i);
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if (strcasecmp(name, "Unknown")) {
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ast_cli(a->fd, "CEL Tracking Event: %s\n", name);
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}
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}
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ao2_callback(appset, OBJ_NODATA, print_app, a);
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if (!(sub = ast_event_subscribe_new(AST_EVENT_SUB, print_cel_sub, a))) {
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return CLI_FAILURE;
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}
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ast_event_sub_append_ie_uint(sub, AST_EVENT_IE_EVENTTYPE, AST_EVENT_CEL);
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ast_event_report_subs(sub);
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ast_event_sub_destroy(sub);
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sub = NULL;
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return CLI_SUCCESS;
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}
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static struct ast_cli_entry cli_status = AST_CLI_DEFINE(handle_cli_status, "Display the CEL status");
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enum ast_cel_event_type ast_cel_str_to_event_type(const char *name)
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{
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unsigned int i;
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for (i = 0; i < ARRAY_LEN(cel_event_types); i++) {
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if (!cel_event_types[i]) {
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continue;
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}
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if (!strcasecmp(name, cel_event_types[i])) {
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return i;
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}
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}
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return -1;
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}
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static int ast_cel_track_event(enum ast_cel_event_type et)
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{
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return (eventset & ((int64_t) 1 << et));
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}
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static void parse_events(const char *val)
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{
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char *events = ast_strdupa(val);
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char *cur_event;
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while ((cur_event = strsep(&events, ","))) {
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enum ast_cel_event_type event_type;
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cur_event = ast_strip(cur_event);
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if (ast_strlen_zero(cur_event)) {
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continue;
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}
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event_type = ast_cel_str_to_event_type(cur_event);
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if (event_type == 0) {
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/* All events */
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eventset = (int64_t) -1;
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} else if (event_type == -1) {
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ast_log(LOG_WARNING, "Unknown event name '%s'\n",
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cur_event);
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} else {
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eventset |= ((int64_t) 1 << event_type);
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}
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}
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}
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static void parse_apps(const char *val)
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{
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char *apps = ast_strdupa(val);
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char *cur_app;
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if (!ast_cel_track_event(AST_CEL_APP_START) && !ast_cel_track_event(AST_CEL_APP_END)) {
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ast_log(LOG_WARNING, "An apps= config line, but not tracking APP events\n");
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return;
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}
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while ((cur_app = strsep(&apps, ","))) {
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char *app;
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cur_app = ast_strip(cur_app);
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if (ast_strlen_zero(cur_app)) {
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continue;
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}
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if (!(app = ao2_alloc(strlen(cur_app) + 1, NULL))) {
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continue;
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}
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strcpy(app, cur_app);
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ao2_link(appset, app);
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ao2_ref(app, -1);
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app = NULL;
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}
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}
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AST_MUTEX_DEFINE_STATIC(reload_lock);
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static int do_reload(void)
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{
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struct ast_config *config;
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const char *enabled_value;
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const char *val;
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int res = 0;
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struct ast_flags config_flags = { 0, };
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const char *s;
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ast_mutex_lock(&reload_lock);
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/* Reset all settings before reloading configuration */
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cel_enabled = CEL_ENABLED_DEFAULT;
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eventset = CEL_DEFAULT_EVENTS;
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*cel_dateformat = '\0';
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ao2_callback(appset, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, NULL, NULL);
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config = ast_config_load2("cel.conf", "cel", config_flags);
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if (config == CONFIG_STATUS_FILEMISSING) {
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config = NULL;
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goto return_cleanup;
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}
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if ((enabled_value = ast_variable_retrieve(config, "general", "enable"))) {
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cel_enabled = ast_true(enabled_value);
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}
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if (!cel_enabled) {
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goto return_cleanup;
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}
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/* get the date format for logging */
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if ((s = ast_variable_retrieve(config, "general", "dateformat"))) {
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ast_copy_string(cel_dateformat, s, sizeof(cel_dateformat));
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}
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if ((val = ast_variable_retrieve(config, "general", "events"))) {
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parse_events(val);
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}
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if ((val = ast_variable_retrieve(config, "general", "apps"))) {
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parse_apps(val);
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}
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return_cleanup:
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ast_verb(3, "CEL logging %sabled.\n", cel_enabled ? "en" : "dis");
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ast_mutex_unlock(&reload_lock);
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if (config) {
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ast_config_destroy(config);
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}
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return res;
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}
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const char *ast_cel_get_type_name(enum ast_cel_event_type type)
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{
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return S_OR(cel_event_types[type], "Unknown");
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}
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const char *ast_cel_get_ama_flag_name(enum ast_cel_ama_flag flag)
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{
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if (flag < 0 || flag >= ARRAY_LEN(cel_ama_flags)) {
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ast_log(LOG_WARNING, "Invalid AMA flag: %d\n", flag);
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return "Unknown";
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}
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return S_OR(cel_ama_flags[flag], "Unknown");
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}
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/* called whenever a channel is destroyed or a linkedid is changed to
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* potentially emit a CEL_LINKEDID_END event */
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struct channel_find_data {
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const struct ast_channel *chan;
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const char *linkedid;
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};
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static int linkedid_match(void *obj, void *arg, void *data, int flags)
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{
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struct ast_channel *c = obj;
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struct channel_find_data *find_dat = data;
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int res;
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ast_channel_lock(c);
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res = (c != find_dat->chan && ast_channel_linkedid(c) && !strcmp(find_dat->linkedid, ast_channel_linkedid(c)));
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ast_channel_unlock(c);
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return res ? CMP_MATCH | CMP_STOP : 0;
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}
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void ast_cel_check_retire_linkedid(struct ast_channel *chan)
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{
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const char *linkedid = ast_channel_linkedid(chan);
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struct channel_find_data find_dat;
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/* make sure we need to do all this work */
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if (!ast_strlen_zero(linkedid) && ast_cel_track_event(AST_CEL_LINKEDID_END)) {
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struct ast_channel *tmp = NULL;
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find_dat.chan = chan;
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find_dat.linkedid = linkedid;
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if ((tmp = ast_channel_callback(linkedid_match, NULL, &find_dat, 0))) {
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tmp = ast_channel_unref(tmp);
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} else {
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ast_cel_report_event(chan, AST_CEL_LINKEDID_END, NULL, NULL, NULL);
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}
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}
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}
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struct ast_channel *ast_cel_fabricate_channel_from_event(const struct ast_event *event)
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{
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struct varshead *headp;
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struct ast_var_t *newvariable;
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const char *mixed_name;
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char timebuf[30];
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struct ast_channel *tchan;
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struct ast_cel_event_record record = {
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.version = AST_CEL_EVENT_RECORD_VERSION,
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};
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/* do not call ast_channel_alloc because this is not really a real channel */
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if (!(tchan = ast_dummy_channel_alloc())) {
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return NULL;
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}
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headp = &tchan->varshead;
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/* first, get the variables from the event */
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if (ast_cel_fill_record(event, &record)) {
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ast_channel_unref(tchan);
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return NULL;
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}
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/* next, fill the channel with their data */
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mixed_name = (record.event_type == AST_CEL_USER_DEFINED)
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? record.user_defined_name : record.event_name;
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if ((newvariable = ast_var_assign("eventtype", mixed_name))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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if (ast_strlen_zero(cel_dateformat)) {
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snprintf(timebuf, sizeof(timebuf), "%ld.%06ld", (long) record.event_time.tv_sec,
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(long) record.event_time.tv_usec);
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} else {
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struct ast_tm tm;
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ast_localtime(&record.event_time, &tm, NULL);
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ast_strftime(timebuf, sizeof(timebuf), cel_dateformat, &tm);
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}
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if ((newvariable = ast_var_assign("eventtime", timebuf))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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if ((newvariable = ast_var_assign("eventenum", record.event_name))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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if ((newvariable = ast_var_assign("userdeftype", record.user_defined_name))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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if ((newvariable = ast_var_assign("eventextra", record.extra))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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tchan->caller.id.name.valid = 1;
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tchan->caller.id.name.str = ast_strdup(record.caller_id_name);
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tchan->caller.id.number.valid = 1;
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tchan->caller.id.number.str = ast_strdup(record.caller_id_num);
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tchan->caller.ani.number.valid = 1;
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tchan->caller.ani.number.str = ast_strdup(record.caller_id_ani);
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tchan->redirecting.from.number.valid = 1;
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tchan->redirecting.from.number.str = ast_strdup(record.caller_id_rdnis);
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tchan->dialed.number.str = ast_strdup(record.caller_id_dnid);
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ast_channel_exten_set(tchan, record.extension);
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ast_channel_context_set(tchan, record.context);
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ast_channel_name_set(tchan, record.channel_name);
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ast_channel_uniqueid_set(tchan, record.unique_id);
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ast_channel_linkedid_set(tchan, record.linked_id);
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ast_channel_accountcode_set(tchan, record.account_code);
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ast_channel_peeraccount_set(tchan, record.peer_account);
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ast_channel_userfield_set(tchan, record.user_field);
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if ((newvariable = ast_var_assign("BRIDGEPEER", record.peer))) {
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AST_LIST_INSERT_HEAD(headp, newvariable, entries);
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}
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ast_channel_appl_set(tchan, ast_strdup(record.application_name));
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ast_channel_data_set(tchan, ast_strdup(record.application_data));
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ast_channel_amaflags_set(tchan, record.amaflag);
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return tchan;
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}
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int ast_cel_report_event(struct ast_channel *chan, enum ast_cel_event_type event_type,
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const char *userdefevname, const char *extra, struct ast_channel *peer2)
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{
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struct timeval eventtime;
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struct ast_event *ev;
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const char *peername = "";
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struct ast_channel *peer;
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ast_channel_lock(chan);
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peer = ast_bridged_channel(chan);
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if (peer) {
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ast_channel_ref(peer);
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}
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ast_channel_unlock(chan);
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/* Make sure a reload is not occurring while we're checking to see if this
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* is an event that we care about. We could lose an important event in this
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* process otherwise. */
|
|
ast_mutex_lock(&reload_lock);
|
|
|
|
if (!cel_enabled || !ast_cel_track_event(event_type)) {
|
|
ast_mutex_unlock(&reload_lock);
|
|
if (peer) {
|
|
ast_channel_unref(peer);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if (event_type == AST_CEL_APP_START || event_type == AST_CEL_APP_END) {
|
|
char *app;
|
|
if (!(app = ao2_find(appset, (char *) ast_channel_appl(chan), OBJ_POINTER))) {
|
|
ast_mutex_unlock(&reload_lock);
|
|
if (peer) {
|
|
ast_channel_unref(peer);
|
|
}
|
|
return 0;
|
|
}
|
|
ao2_ref(app, -1);
|
|
}
|
|
|
|
ast_mutex_unlock(&reload_lock);
|
|
|
|
if (peer) {
|
|
ast_channel_lock(peer);
|
|
peername = ast_strdupa(ast_channel_name(peer));
|
|
ast_channel_unlock(peer);
|
|
} else if (peer2) {
|
|
ast_channel_lock(peer2);
|
|
peername = ast_strdupa(ast_channel_name(peer2));
|
|
ast_channel_unlock(peer2);
|
|
}
|
|
|
|
if (!userdefevname) {
|
|
userdefevname = "";
|
|
}
|
|
|
|
if (!extra) {
|
|
extra = "";
|
|
}
|
|
|
|
eventtime = ast_tvnow();
|
|
|
|
ast_channel_lock(chan);
|
|
|
|
ev = ast_event_new(AST_EVENT_CEL,
|
|
AST_EVENT_IE_CEL_EVENT_TYPE, AST_EVENT_IE_PLTYPE_UINT, event_type,
|
|
AST_EVENT_IE_CEL_EVENT_TIME, AST_EVENT_IE_PLTYPE_UINT, eventtime.tv_sec,
|
|
AST_EVENT_IE_CEL_EVENT_TIME_USEC, AST_EVENT_IE_PLTYPE_UINT, eventtime.tv_usec,
|
|
AST_EVENT_IE_CEL_USEREVENT_NAME, AST_EVENT_IE_PLTYPE_STR, userdefevname,
|
|
AST_EVENT_IE_CEL_CIDNAME, AST_EVENT_IE_PLTYPE_STR,
|
|
S_COR(chan->caller.id.name.valid, chan->caller.id.name.str, ""),
|
|
AST_EVENT_IE_CEL_CIDNUM, AST_EVENT_IE_PLTYPE_STR,
|
|
S_COR(chan->caller.id.number.valid, chan->caller.id.number.str, ""),
|
|
AST_EVENT_IE_CEL_CIDANI, AST_EVENT_IE_PLTYPE_STR,
|
|
S_COR(chan->caller.ani.number.valid, chan->caller.ani.number.str, ""),
|
|
AST_EVENT_IE_CEL_CIDRDNIS, AST_EVENT_IE_PLTYPE_STR,
|
|
S_COR(chan->redirecting.from.number.valid, chan->redirecting.from.number.str, ""),
|
|
AST_EVENT_IE_CEL_CIDDNID, AST_EVENT_IE_PLTYPE_STR,
|
|
S_OR(chan->dialed.number.str, ""),
|
|
AST_EVENT_IE_CEL_EXTEN, AST_EVENT_IE_PLTYPE_STR, ast_channel_exten(chan),
|
|
AST_EVENT_IE_CEL_CONTEXT, AST_EVENT_IE_PLTYPE_STR, ast_channel_context(chan),
|
|
AST_EVENT_IE_CEL_CHANNAME, AST_EVENT_IE_PLTYPE_STR, ast_channel_name(chan),
|
|
AST_EVENT_IE_CEL_APPNAME, AST_EVENT_IE_PLTYPE_STR, S_OR(ast_channel_appl(chan), ""),
|
|
AST_EVENT_IE_CEL_APPDATA, AST_EVENT_IE_PLTYPE_STR, S_OR(ast_channel_data(chan), ""),
|
|
AST_EVENT_IE_CEL_AMAFLAGS, AST_EVENT_IE_PLTYPE_UINT, ast_channel_amaflags(chan),
|
|
AST_EVENT_IE_CEL_ACCTCODE, AST_EVENT_IE_PLTYPE_STR, ast_channel_accountcode(chan),
|
|
AST_EVENT_IE_CEL_PEERACCT, AST_EVENT_IE_PLTYPE_STR, ast_channel_peeraccount(chan),
|
|
AST_EVENT_IE_CEL_UNIQUEID, AST_EVENT_IE_PLTYPE_STR, ast_channel_uniqueid(chan),
|
|
AST_EVENT_IE_CEL_LINKEDID, AST_EVENT_IE_PLTYPE_STR, ast_channel_linkedid(chan),
|
|
AST_EVENT_IE_CEL_USERFIELD, AST_EVENT_IE_PLTYPE_STR, ast_channel_userfield(chan),
|
|
AST_EVENT_IE_CEL_EXTRA, AST_EVENT_IE_PLTYPE_STR, extra,
|
|
AST_EVENT_IE_CEL_PEER, AST_EVENT_IE_PLTYPE_STR, peername,
|
|
AST_EVENT_IE_END);
|
|
|
|
ast_channel_unlock(chan);
|
|
|
|
if (peer) {
|
|
peer = ast_channel_unref(peer);
|
|
}
|
|
|
|
if (ev && ast_event_queue(ev)) {
|
|
ast_event_destroy(ev);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ast_cel_fill_record(const struct ast_event *e, struct ast_cel_event_record *r)
|
|
{
|
|
if (r->version != AST_CEL_EVENT_RECORD_VERSION) {
|
|
ast_log(LOG_ERROR, "Module ABI mismatch for ast_cel_event_record. "
|
|
"Please ensure all modules were compiled for "
|
|
"this version of Asterisk.\n");
|
|
return -1;
|
|
}
|
|
|
|
r->event_type = ast_event_get_ie_uint(e, AST_EVENT_IE_CEL_EVENT_TYPE);
|
|
|
|
r->event_time.tv_sec = ast_event_get_ie_uint(e, AST_EVENT_IE_CEL_EVENT_TIME);
|
|
r->event_time.tv_usec = ast_event_get_ie_uint(e, AST_EVENT_IE_CEL_EVENT_TIME_USEC);
|
|
|
|
r->event_name = ast_cel_get_type_name(r->event_type);
|
|
if (r->event_type == AST_CEL_USER_DEFINED) {
|
|
r->user_defined_name = ast_event_get_ie_str(e, AST_EVENT_IE_CEL_USEREVENT_NAME);
|
|
} else {
|
|
r->user_defined_name = "";
|
|
}
|
|
|
|
r->caller_id_name = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CIDNAME), "");
|
|
r->caller_id_num = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CIDNUM), "");
|
|
r->caller_id_ani = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CIDANI), "");
|
|
r->caller_id_rdnis = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CIDRDNIS), "");
|
|
r->caller_id_dnid = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CIDDNID), "");
|
|
r->extension = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_EXTEN), "");
|
|
r->context = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CONTEXT), "");
|
|
r->channel_name = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_CHANNAME), "");
|
|
r->application_name = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_APPNAME), "");
|
|
r->application_data = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_APPDATA), "");
|
|
r->account_code = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_ACCTCODE), "");
|
|
r->peer_account = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_ACCTCODE), "");
|
|
r->unique_id = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_UNIQUEID), "");
|
|
r->linked_id = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_LINKEDID), "");
|
|
r->amaflag = ast_event_get_ie_uint(e, AST_EVENT_IE_CEL_AMAFLAGS);
|
|
r->user_field = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_USERFIELD), "");
|
|
r->peer = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_PEER), "");
|
|
r->extra = S_OR(ast_event_get_ie_str(e, AST_EVENT_IE_CEL_EXTRA), "");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int app_hash(const void *obj, const int flags)
|
|
{
|
|
return ast_str_case_hash((const char *) obj);
|
|
}
|
|
|
|
static int app_cmp(void *obj, void *arg, int flags)
|
|
{
|
|
const char *app1 = obj, *app2 = arg;
|
|
|
|
return !strcasecmp(app1, app2) ? CMP_MATCH | CMP_STOP : 0;
|
|
}
|
|
|
|
static void ast_cel_engine_term(void)
|
|
{
|
|
if (appset) {
|
|
ao2_ref(appset, -1);
|
|
appset = NULL;
|
|
}
|
|
}
|
|
|
|
int ast_cel_engine_init(void)
|
|
{
|
|
if (!(appset = ao2_container_alloc(NUM_APP_BUCKETS, app_hash, app_cmp))) {
|
|
return -1;
|
|
}
|
|
|
|
if (do_reload()) {
|
|
ao2_ref(appset, -1);
|
|
appset = NULL;
|
|
return -1;
|
|
}
|
|
|
|
if (ast_cli_register(&cli_status)) {
|
|
ao2_ref(appset, -1);
|
|
appset = NULL;
|
|
return -1;
|
|
}
|
|
|
|
ast_register_atexit(ast_cel_engine_term);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ast_cel_engine_reload(void)
|
|
{
|
|
return do_reload();
|
|
}
|
|
|