ARI: channel/bridge recording errors when invalid format specified

Asterisk will now issue 422 if recording is requested against channels
or bridges with an unknown format

(closes issue ASTERISK-22626)
Reported by: Joshua Colp
Review: https://reviewboard.asterisk.org/r/2939/
........

Merged revisions 402001 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@402002 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/ari/resource_bridges.c

@@ -439,6 +439,27 @@ void ast_ari_record_bridge(struct ast_variable *headers, struct ast_record_bridg
 		stasis_app_recording_if_exists_parse(args->if_exists);
 	options->beep = args->beep;
 
+	if (options->terminate_on == STASIS_APP_RECORDING_TERMINATE_INVALID) {
+		ast_ari_response_error(
+			response, 400, "Bad Request",
+			"terminateOn invalid");
+		return;
+	}
+
+	if (options->if_exists == -1) {
+		ast_ari_response_error(
+			response, 400, "Bad Request",
+			"ifExists invalid");
+		return;
+	}
+
+	if (!ast_get_format_for_file_ext(options->format)) {
+		ast_ari_response_error(
+			response, 422, "Unprocessable Entity",
+			"specified format is unknown on this system");
+		return;
+	}
+
 	recording = stasis_app_control_record(control, options);
 	if (recording == NULL) {
 		switch(errno) {

res/ari/resource_channels.c

@@ -407,6 +407,13 @@ void ast_ari_record_channel(struct ast_variable *headers,
 		return;
 	}
 
+	if (!ast_get_format_for_file_ext(options->format)) {
+		ast_ari_response_error(
+			response, 422, "Unprocessable Entity",
+			"specified format is unknown on this system");
+		return;
+	}
+
 	recording = stasis_app_control_record(control, options);
 	if (recording == NULL) {
 		switch(errno) {

res/res_ari_bridges.c

@@ -745,6 +745,7 @@ static void ast_ari_record_bridge_cb(
 	case 400: /* Invalid parameters */
 	case 404: /* Bridge not found */
 	case 409: /* Bridge is not in a Stasis application; A recording with the same name already exists on the system and can not be overwritten because it is in progress or ifExists=fail */
+	case 422: /* The format specified is unknown on this system */
 		is_valid = 1;
 		break;
 	default:

res/res_ari_channels.c

@@ -993,6 +993,7 @@ static void ast_ari_record_channel_cb(
 	case 400: /* Invalid parameters */
 	case 404: /* Channel not found */
 	case 409: /* Channel is not in a Stasis application; the channel is currently bridged with other hcannels; A recording with the same name already exists on the system and can not be overwritten because it is in progress or ifExists=fail */
+	case 422: /* The format specified is unknown on this system */
 		is_valid = 1;
 		break;
 	default:

rest-api/api-docs/bridges.json

@@ -466,7 +466,11 @@
                         {
                             "code": 409,
                             "reason": "Bridge is not in a Stasis application; A recording with the same name already exists on the system and can not be overwritten because it is in progress or ifExists=fail"
-                        }
+                        },
+						{
+							"code": 422,
+							"reason": "The format specified is unknown on this system"
+						}
                     ]
 				}
 			]

rest-api/api-docs/channels.json

@@ -721,6 +721,10 @@
 						{
 							"code": 409,
 							"reason": "Channel is not in a Stasis application; the channel is currently bridged with other hcannels; A recording with the same name already exists on the system and can not be overwritten because it is in progress or ifExists=fail"
+						},
+						{
+							"code": 422,
+							"reason": "The format specified is unknown on this system"
 						}
 					]
 				}