[svn-commits] kmoore: branch 13 r421538 - in /branches/13: ./ include/asterisk/ main/ res/a...
SVN commits to the Digium repositories
svn-commits at lists.digium.com
Wed Aug 20 08:04:33 CDT 2014
Author: kmoore
Date: Wed Aug 20 08:04:30 2014
New Revision: 421538
URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=421538
Log:
Stasis: Add information to blind transfer event
When a blind transfer occurs that is forced to create a local channel
pair to satisfy the transfer request, information about the local
channel pair is not published. This adds a field to describe that
channel to the blind transfer message struct so that this information
is conveyed properly to consumers of the blind transfer message.
This also fixes a bug in which Stasis() was unable to properly identify
the channel that was replacing an existing Stasis-controlled channel
due to a blind transfer.
Reported by: Matt Jordan
Review: https://reviewboard.asterisk.org/r/3921/
........
Merged revisions 421537 from http://svn.asterisk.org/svn/asterisk/branches/12
Modified:
branches/13/ (props changed)
branches/13/include/asterisk/stasis_bridges.h
branches/13/main/bridge.c
branches/13/main/stasis_bridges.c
branches/13/res/ari/ari_model_validators.c
branches/13/res/ari/ari_model_validators.h
branches/13/res/stasis/app.c
branches/13/rest-api/api-docs/events.json
branches/13/tests/test_cel.c
Propchange: branches/13/
------------------------------------------------------------------------------
Binary property 'branch-12-merged' - no diff available.
Modified: branches/13/include/asterisk/stasis_bridges.h
URL: http://svnview.digium.com/svn/asterisk/branches/13/include/asterisk/stasis_bridges.h?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/include/asterisk/stasis_bridges.h (original)
+++ branches/13/include/asterisk/stasis_bridges.h Wed Aug 20 08:04:30 2014
@@ -300,6 +300,8 @@
char exten[AST_MAX_EXTENSION];
/*! Transferee channel. NULL if there were multiple transferee channels */
struct ast_channel_snapshot *transferee;
+ /*! The channel replacing the transferer when multiple parties are being transferred */
+ struct ast_channel_snapshot *replace_channel;
};
/*!
@@ -312,11 +314,15 @@
* \param to_transferee The bridge between the transferer and transferee plus the transferer channel
* \param context The destination context for the blind transfer
* \param exten The destination extension for the blind transfer
- * \param transferee_channel If a single channel is being transferred, this is it. If multiple parties are being transferred, this is NULL.
+ * \param transferee_channel If a single channel is being transferred, this is it. If
+ * multiple parties are being transferred, this is NULL.
+ * \param replace_channel If multiple parties are being transferred or the transfer
+ * cannot reach across the bridge due to bridge flags, this is
+ * the channel connecting their bridge to the destination.
*/
void ast_bridge_publish_blind_transfer(int is_external, enum ast_transfer_result result,
struct ast_bridge_channel_pair *to_transferee, const char *context, const char *exten,
- struct ast_channel *transferee_channel);
+ struct ast_channel *transferee_channel, struct ast_channel *replace_channel);
enum ast_attended_transfer_dest_type {
/*! The transfer failed, so there is no appropriate final state */
Modified: branches/13/main/bridge.c
URL: http://svnview.digium.com/svn/asterisk/branches/13/main/bridge.c?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/main/bridge.c (original)
+++ branches/13/main/bridge.c Wed Aug 20 08:04:30 2014
@@ -3805,6 +3805,26 @@
return peer;
}
+static void publish_blind_transfer_full(int is_external, enum ast_transfer_result result,
+ struct ast_channel *transferer, struct ast_bridge *bridge,
+ const char *context, const char *exten, struct ast_channel *transferee_channel,
+ struct ast_channel *replace_channel)
+{
+ struct ast_bridge_channel_pair pair;
+
+ pair.channel = transferer;
+ pair.bridge = bridge;
+
+ if (bridge) {
+ ast_bridge_lock(bridge);
+ }
+ ast_bridge_publish_blind_transfer(is_external, result, &pair, context, exten,
+ transferee_channel, replace_channel);
+ if (bridge) {
+ ast_bridge_unlock(bridge);
+ }
+}
+
/*!
* \internal
* \brief Transfer an entire bridge to a specific destination.
@@ -3817,16 +3837,21 @@
* bridges, this method is only used for multi-party bridges since this method would
* be less efficient for two-party bridges.
*
+ * \param is_external Whether the transfer is externally initiated
* \param transferer The channel performing a transfer
* \param bridge The bridge where the transfer is being performed
* \param exten The destination extension for the blind transfer
+ * \param transferee The party being transferred if there is only one
* \param context The destination context for the blind transfer
* \param hook Framehook to attach to local channel
+ *
* \return The success or failure of the operation
*/
-static enum ast_transfer_result blind_transfer_bridge(struct ast_channel *transferer,
- struct ast_bridge *bridge, const char *exten, const char *context,
- transfer_channel_cb new_channel_cb, struct transfer_channel_data *user_data_wrapper)
+static enum ast_transfer_result blind_transfer_bridge(int is_external,
+ struct ast_channel *transferer, struct ast_bridge *bridge,
+ const char *exten, const char *context, struct ast_channel *transferee,
+ transfer_channel_cb new_channel_cb,
+ struct transfer_channel_data *user_data_wrapper)
{
struct ast_channel *local;
char chan_name[AST_MAX_EXTENSION + AST_MAX_CONTEXT + 2];
@@ -3858,6 +3883,8 @@
ast_hangup(local);
return AST_BRIDGE_TRANSFER_FAIL;
}
+ publish_blind_transfer_full(is_external, AST_BRIDGE_TRANSFER_SUCCESS, transferer, bridge,
+ context, exten, transferee, local);
return AST_BRIDGE_TRANSFER_SUCCESS;
}
@@ -4214,16 +4241,8 @@
struct ast_channel *transferer, struct ast_bridge *bridge,
const char *context, const char *exten, struct ast_channel *transferee_channel)
{
- struct ast_bridge_channel_pair pair;
- pair.channel = transferer;
- pair.bridge = bridge;
- if (bridge) {
- ast_bridge_lock(bridge);
- }
- ast_bridge_publish_blind_transfer(is_external, result, &pair, context, exten, transferee_channel);
- if (bridge) {
- ast_bridge_unlock(bridge);
- }
+ publish_blind_transfer_full(is_external, result, transferer, bridge, context,
+ exten, transferee_channel, NULL);
}
enum ast_transfer_result ast_bridge_transfer_blind(int is_external,
@@ -4301,8 +4320,12 @@
set_transfer_variables_all(transferer, channels, 0);
if (do_bridge_transfer) {
- transfer_result = blind_transfer_bridge(transferer, bridge, exten, context,
- new_channel_cb, user_data_wrapper);
+ /* if blind_transfer_bridge succeeds, it publishes its own message */
+ transfer_result = blind_transfer_bridge(is_external, transferer, bridge,
+ exten, context, transferee, new_channel_cb, user_data_wrapper);
+ if (transfer_result == AST_BRIDGE_TRANSFER_SUCCESS) {
+ return transfer_result;
+ }
goto publish;
}
Modified: branches/13/main/stasis_bridges.c
URL: http://svnview.digium.com/svn/asterisk/branches/13/main/stasis_bridges.c?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/main/stasis_bridges.c (original)
+++ branches/13/main/stasis_bridges.c Wed Aug 20 08:04:30 2014
@@ -636,7 +636,10 @@
const struct stasis_message_sanitizer *sanitize)
{
struct ast_blind_transfer_message *transfer_msg = stasis_message_data(msg);
- struct ast_json *json_transferer, *json_transferee = NULL, *out;
+ struct ast_json *json_transferer;
+ struct ast_json *json_transferee = NULL;
+ struct ast_json *out;
+ struct ast_json *json_replace = NULL;
const struct timeval *tv = stasis_message_timestamp(msg);
json_transferer = ast_channel_snapshot_to_json(transfer_msg->to_transferee.channel_snapshot, sanitize);
@@ -647,6 +650,16 @@
if (transfer_msg->transferee) {
json_transferee = ast_channel_snapshot_to_json(transfer_msg->transferee, sanitize);
if (!json_transferee) {
+ ast_json_unref(json_transferer);
+ return NULL;
+ }
+ }
+
+ if (transfer_msg->replace_channel) {
+ json_replace = ast_channel_snapshot_to_json(transfer_msg->replace_channel, sanitize);
+ if (!json_replace) {
+ ast_json_unref(json_transferee);
+ ast_json_unref(json_transferer);
return NULL;
}
}
@@ -661,10 +674,18 @@
"is_external", ast_json_boolean(transfer_msg->is_external));
if (!out) {
+ ast_json_unref(json_transferee);
+ ast_json_unref(json_replace);
return NULL;
}
if (json_transferee && ast_json_object_set(out, "transferee", json_transferee)) {
+ ast_json_unref(out);
+ ast_json_unref(json_replace);
+ return NULL;
+ }
+
+ if (json_replace && ast_json_object_set(out, "replace_channel", json_replace)) {
ast_json_unref(out);
return NULL;
}
@@ -741,7 +762,7 @@
void ast_bridge_publish_blind_transfer(int is_external, enum ast_transfer_result result,
struct ast_bridge_channel_pair *transferer, const char *context, const char *exten,
- struct ast_channel *transferee_channel)
+ struct ast_channel *transferee_channel, struct ast_channel *replace_channel)
{
struct ast_blind_transfer_message *msg;
struct stasis_message *stasis;
@@ -758,6 +779,9 @@
if (transferee_channel) {
msg->transferee = ast_channel_snapshot_get_latest(ast_channel_uniqueid(transferee_channel));
+ }
+ if (replace_channel) {
+ msg->replace_channel = ast_channel_snapshot_get_latest(ast_channel_uniqueid(replace_channel));
}
msg->is_external = is_external;
msg->result = result;
Modified: branches/13/res/ari/ari_model_validators.c
URL: http://svnview.digium.com/svn/asterisk/branches/13/res/ari/ari_model_validators.c?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/res/ari/ari_model_validators.c (original)
+++ branches/13/res/ari/ari_model_validators.c Wed Aug 20 08:04:30 2014
@@ -2062,6 +2062,15 @@
res = 0;
}
} else
+ if (strcmp("replace_channel", ast_json_object_iter_key(iter)) == 0) {
+ int prop_is_valid;
+ prop_is_valid = ast_ari_validate_channel(
+ ast_json_object_iter_value(iter));
+ if (!prop_is_valid) {
+ ast_log(LOG_ERROR, "ARI BridgeBlindTransfer field replace_channel failed validation\n");
+ res = 0;
+ }
+ } else
if (strcmp("result", ast_json_object_iter_key(iter)) == 0) {
int prop_is_valid;
has_result = 1;
Modified: branches/13/res/ari/ari_model_validators.h
URL: http://svnview.digium.com/svn/asterisk/branches/13/res/ari/ari_model_validators.h?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/res/ari/ari_model_validators.h (original)
+++ branches/13/res/ari/ari_model_validators.h Wed Aug 20 08:04:30 2014
@@ -1304,6 +1304,7 @@
* - context: string (required)
* - exten: string (required)
* - is_external: boolean (required)
+ * - replace_channel: Channel
* - result: string (required)
* - transferee: Channel
* BridgeCreated
Modified: branches/13/res/stasis/app.c
URL: http://svnview.digium.com/svn/asterisk/branches/13/res/stasis/app.c?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/res/stasis/app.c (original)
+++ branches/13/res/stasis/app.c Wed Aug 20 08:04:30 2014
@@ -696,19 +696,6 @@
return subscribed;
}
-static void bridge_blind_transfer_handler(void *data, struct stasis_subscription *sub,
- struct stasis_message *message)
-{
- struct stasis_app *app = data;
- struct ast_blind_transfer_message *transfer_msg = stasis_message_data(message);
- struct ast_bridge_snapshot *bridge = transfer_msg->to_transferee.bridge_snapshot;
-
- if (bridge_app_subscribed(app, transfer_msg->to_transferee.channel_snapshot->uniqueid) ||
- (bridge && bridge_app_subscribed_involved(app, bridge))) {
- stasis_publish(app->topic, message);
- }
-}
-
static void set_replacement_channel(struct ast_channel_snapshot *to_be_replaced,
struct ast_channel_snapshot *replacing)
{
@@ -724,6 +711,24 @@
}
ast_channel_cleanup(chan);
ao2_cleanup(control);
+}
+
+static void bridge_blind_transfer_handler(void *data, struct stasis_subscription *sub,
+ struct stasis_message *message)
+{
+ struct stasis_app *app = data;
+ struct ast_blind_transfer_message *transfer_msg = stasis_message_data(message);
+ struct ast_bridge_snapshot *bridge = transfer_msg->to_transferee.bridge_snapshot;
+
+ if (transfer_msg->replace_channel) {
+ set_replacement_channel(transfer_msg->to_transferee.channel_snapshot,
+ transfer_msg->replace_channel);
+ }
+
+ if (bridge_app_subscribed(app, transfer_msg->to_transferee.channel_snapshot->uniqueid) ||
+ (bridge && bridge_app_subscribed_involved(app, bridge))) {
+ stasis_publish(app->topic, message);
+ }
}
static void bridge_attended_transfer_handler(void *data, struct stasis_subscription *sub,
Modified: branches/13/rest-api/api-docs/events.json
URL: http://svnview.digium.com/svn/asterisk/branches/13/rest-api/api-docs/events.json?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/rest-api/api-docs/events.json (original)
+++ branches/13/rest-api/api-docs/events.json Wed Aug 20 08:04:30 2014
@@ -285,6 +285,11 @@
"required": true,
"type": "Channel"
},
+ "replace_channel": {
+ "description": "The channel that is replacing transferer when the transferee(s) can not be transferred directly",
+ "required": false,
+ "type": "Channel"
+ },
"transferee": {
"description": "The channel that is being transferred",
"required": false,
Modified: branches/13/tests/test_cel.c
URL: http://svnview.digium.com/svn/asterisk/branches/13/tests/test_cel.c?view=diff&rev=421538&r1=421537&r2=421538
==============================================================================
--- branches/13/tests/test_cel.c (original)
+++ branches/13/tests/test_cel.c Wed Aug 20 08:04:30 2014
@@ -1257,7 +1257,7 @@
pair.channel = chan_alice;
ast_bridge_lock(bridge);
ast_bridge_publish_blind_transfer(1, AST_BRIDGE_TRANSFER_SUCCESS,
- &pair, "transfer_context", "transfer_extension", NULL);
+ &pair, "transfer_context", "transfer_extension", NULL, NULL);
ast_bridge_unlock(bridge);
BLINDTRANSFER_EVENT(chan_alice, bridge, "transfer_extension", "transfer_context");
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