A small memory footprint AMQP implimentation
Dependents: iothub_client_sample_amqp remote_monitoring simplesample_amqp
cbs.c
- Committer:
- AzureIoTClient
- Date:
- 2017-04-21
- Revision:
- 23:1111ee8bcba4
- Parent:
- 22:524bded3f7a8
- Child:
- 27:d74f1cea23e1
File content as of revision 23:1111ee8bcba4:
// Copyright (c) Microsoft. All rights reserved. // Licensed under the MIT license. See LICENSE file in the project root for full license information. #include <stdlib.h> #include <stdbool.h> #include <stdio.h> #include <string.h> #include "azure_c_shared_utility/optimize_size.h" #include "azure_c_shared_utility/gballoc.h" #include "azure_c_shared_utility/singlylinkedlist.h" #include "azure_uamqp_c/cbs.h" #include "azure_uamqp_c/amqp_management.h" #include "azure_uamqp_c/session.h" typedef enum CBS_STATE_TAG { CBS_STATE_CLOSED, CBS_STATE_OPENING, CBS_STATE_OPEN, CBS_STATE_ERROR } CBS_STATE; typedef struct CBS_OPERATION_TAG { ON_CBS_OPERATION_COMPLETE on_cbs_operation_complete; void* on_cbs_operation_complete_context; SINGLYLINKEDLIST_HANDLE pending_operations; } CBS_OPERATION; typedef struct CBS_INSTANCE_TAG { AMQP_MANAGEMENT_HANDLE amqp_management; CBS_STATE cbs_state; ON_CBS_OPEN_COMPLETE on_cbs_open_complete; void* on_cbs_open_complete_context; ON_CBS_ERROR on_cbs_error; void* on_cbs_error_context; SINGLYLINKEDLIST_HANDLE pending_operations; } CBS_INSTANCE; static int add_string_key_value_pair_to_map(AMQP_VALUE map, const char* key, const char* value) { int result; AMQP_VALUE key_value = amqpvalue_create_string(key); if (key_value == NULL) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed creating value for property key %s", key); result = __FAILURE__; } else { AMQP_VALUE value_value = amqpvalue_create_string(value); if (value_value == NULL) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed creating value for property value %s", value); result = __FAILURE__; } else { if (amqpvalue_set_map_value(map, key_value, value_value) != 0) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed inserting key/value pair in the map"); result = __FAILURE__; } else { result = 0; } amqpvalue_destroy(value_value); } amqpvalue_destroy(key_value); } return result; } static void on_underlying_amqp_management_open_complete(void* context, AMQP_MANAGEMENT_OPEN_RESULT open_result) { if (context == NULL) { /* Codes_SRS_CBS_01_105: [ When `on_amqp_management_open_complete` is called with NULL `context`, it shall do nothing. ]*/ LogError("on_underlying_amqp_management_open_complete called with NULL context"); } else { CBS_HANDLE cbs = (CBS_HANDLE)context; switch (cbs->cbs_state) { default: LogError("AMQP management open complete in unknown state"); break; case CBS_STATE_CLOSED: case CBS_STATE_ERROR: LogError("Unexpected AMQP management open complete"); break; case CBS_STATE_OPEN: LogError("Unexpected AMQP management open complete in OPEN"); /* Codes_SRS_CBS_01_109: [ When `on_amqp_management_open_complete` is called when the CBS is OPEN, the callback `on_cbs_error` shall be called and the `on_cbs_error_context` shall be passed as argument. ]*/ cbs->cbs_state = CBS_STATE_ERROR; cbs->on_cbs_error(cbs->on_cbs_error_context); break; case CBS_STATE_OPENING: { switch (open_result) { default: LogError("Unknown AMQP management state"); case AMQP_MANAGEMENT_OPEN_ERROR: cbs->cbs_state = CBS_STATE_CLOSED; /* Codes_SRS_CBS_01_113: [ When `on_amqp_management_open_complete` reports a failure, the underlying AMQP management shall be closed by calling `amqp_management_close`. ]*/ (void)amqp_management_close(cbs->amqp_management); /* Codes_SRS_CBS_01_107: [ If CBS is OPENING and `open_result` is `AMQP_MANAGEMENT_OPEN_ERROR` the callback `on_cbs_open_complete` shall be called with `CBS_OPEN_ERROR` and the `on_cbs_open_complete_context` shall be passed as argument. ]*/ cbs->on_cbs_open_complete(cbs->on_cbs_open_complete_context, CBS_OPEN_ERROR); break; case AMQP_MANAGEMENT_OPEN_CANCELLED: cbs->cbs_state = CBS_STATE_CLOSED; /* Codes_SRS_CBS_01_113: [ When `on_amqp_management_open_complete` reports a failure, the underlying AMQP management shall be closed by calling `amqp_management_close`. ]*/ (void)amqp_management_close(cbs->amqp_management); /* Codes_SRS_CBS_01_108: [ If CBS is OPENING and `open_result` is `AMQP_MANAGEMENT_OPEN_CANCELLED` the callback `on_cbs_open_complete` shall be called with `CBS_OPEN_CANCELLED` and the `on_cbs_open_complete_context` shall be passed as argument. ]*/ cbs->on_cbs_open_complete(cbs->on_cbs_open_complete_context, CBS_OPEN_CANCELLED); break; case AMQP_MANAGEMENT_OPEN_OK: /* Codes_SRS_CBS_01_106: [ If CBS is OPENING and `open_result` is `AMQP_MANAGEMENT_OPEN_OK` the callback `on_cbs_open_complete` shall be called with `CBS_OPEN_OK` and the `on_cbs_open_complete_context` shall be passed as argument. ]*/ cbs->cbs_state = CBS_STATE_OPEN; cbs->on_cbs_open_complete(cbs->on_cbs_open_complete_context, CBS_OPEN_OK); break; } break; } } } } static void on_underlying_amqp_management_error(void* context) { if (context == NULL) { /* Codes_SRS_CBS_01_110: [ When `on_amqp_management_error` is called with NULL `context`, it shall do nothing. ]*/ LogError("on_underlying_amqp_management_error called with NULL context"); } else { CBS_HANDLE cbs = (CBS_HANDLE)context; switch (cbs->cbs_state) { default: LogError("AMQP management error in unknown state"); break; case CBS_STATE_CLOSED: LogError("Unexpected AMQP error in CLOSED state"); break; case CBS_STATE_OPENING: cbs->cbs_state = CBS_STATE_CLOSED; /* Codes_SRS_CBS_01_114: [ Additionally the underlying AMQP management shall be closed by calling `amqp_management_close`. ]*/ (void)amqp_management_close(cbs->amqp_management); /* Codes_SRS_CBS_01_111: [ If CBS is OPENING the callback `on_cbs_open_complete` shall be called with `CBS_OPEN_ERROR` and the `on_cbs_open_complete_context` shall be passed as argument. ]*/ cbs->on_cbs_open_complete(cbs->on_cbs_open_complete_context, CBS_OPEN_ERROR); break; case CBS_STATE_OPEN: /* Codes_SRS_CBS_01_112: [ If CBS is OPEN the callback `on_cbs_error` shall be called and the `on_cbs_error_context` shall be passed as argument. ]*/ cbs->cbs_state = CBS_STATE_ERROR; cbs->on_cbs_error(cbs->on_cbs_error_context); break; } } } static void on_amqp_management_execute_operation_complete(void* context, AMQP_MANAGEMENT_EXECUTE_OPERATION_RESULT execute_operation_result, unsigned int status_code, const char* status_description) { if (context == NULL) { /* Codes_SRS_CBS_01_091: [ When `on_amqp_management_execute_operation_complete` is called with a NULL context it shall do nothing. ]*/ LogError("on_amqp_management_execute_operation_complete called with NULL context"); } else { /* Codes_SRS_CBS_01_103: [ The `context` shall be used to obtain the pending operation information stored in the pending operations linked list by calling `singlylinkedlist_item_get_value`. ]*/ CBS_OPERATION* cbs_operation = (CBS_OPERATION*)singlylinkedlist_item_get_value((LIST_ITEM_HANDLE)context); CBS_OPERATION_RESULT cbs_operation_result; if (cbs_operation == NULL) { LogError("NULL cbs_operation"); } else { switch (execute_operation_result) { default: cbs_operation_result = CBS_OPERATION_RESULT_CBS_ERROR; break; case AMQP_MANAGEMENT_EXECUTE_OPERATION_FAILED_BAD_STATUS: /* Tests_SRS_CBS_01_094: [ When `on_amqp_management_execute_operation_complete` is called with `AMQP_MANAGEMENT_EXECUTE_OPERATION_FAILED_BAD_STATUS`, the associated cbs operation complete callback shall be called with `CBS_OPERATION_RESULT_OPERATION_FAILED` and passing the `on_cbs_put_token_complete_context` as the context argument. ]*/ cbs_operation_result = CBS_OPERATION_RESULT_OPERATION_FAILED; break; case AMQP_MANAGEMENT_EXECUTE_OPERATION_INSTANCE_CLOSED: /* Tests_SRS_CBS_01_115: [ When `on_amqp_management_execute_operation_complete` is called with `AMQP_MANAGEMENT_EXECUTE_OPERATION_INSTANCE_CLOSED`, the associated cbs operation complete callback shall be called with `CBS_OPERATION_RESULT_INSTANCE_CLOSED` and passing the `on_cbs_put_token_complete_context` as the context argument. ]*/ cbs_operation_result = CBS_OPERATION_RESULT_INSTANCE_CLOSED; break; case AMQP_MANAGEMENT_EXECUTE_OPERATION_ERROR: /* Tests_SRS_CBS_01_093: [ When `on_amqp_management_execute_operation_complete` is called with `AMQP_MANAGEMENT_EXECUTE_OPERATION_ERROR`, the associated cbs operation complete callback shall be called with `CBS_OPERATION_RESULT_CBS_ERROR` and passing the `on_cbs_put_token_complete_context` as the context argument. ]*/ cbs_operation_result = CBS_OPERATION_RESULT_CBS_ERROR; break; case AMQP_MANAGEMENT_EXECUTE_OPERATION_OK: /* Codes_SRS_CBS_01_092: [ When `on_amqp_management_execute_operation_complete` is called with `AMQP_MANAGEMENT_EXECUTE_OPERATION_OK`, the associated cbs operation complete callback shall be called with `CBS_OPERATION_RESULT_OK` and passing the `on_cbs_put_token_complete_context` as the context argument. ]*/ cbs_operation_result = CBS_OPERATION_RESULT_OK; break; } /* Codes_SRS_CBS_01_095: [ `status_code` and `status_description` shall be passed as they are to the cbs operation complete callback. ]*/ /* Codes_SRS_CBS_01_014: [ The response message has the following application-properties: ]*/ /* Codes_SRS_CBS_01_013: [ status-code No int HTTP response code [RFC2616]. ]*/ /* Codes_SRS_CBS_01_015: [ status-description Yes string Description of the status. ]*/ /* Codes_SRS_CBS_01_016: [ The body of the message MUST be empty. ]*/ /* Codes_SRS_CBS_01_026: [ The response message has the following application-properties: ]*/ /* Codes_SRS_CBS_01_027: [ status-code Yes int HTTP response code [RFC2616]. ]*/ /* Codes_SRS_CBS_01_028: [ status-description No string Description of the status. ]*/ /* Codes_SRS_CBS_01_029: [ The body of the message MUST be empty. ]*/ cbs_operation->on_cbs_operation_complete(cbs_operation->on_cbs_operation_complete_context, cbs_operation_result, status_code, status_description); /* Codes_SRS_CBS_01_102: [ The pending operation shall be removed from the pending operations list by calling `singlylinkedlist_remove`. ]*/ if (singlylinkedlist_remove(cbs_operation->pending_operations, (LIST_ITEM_HANDLE)context) != 0) { LogError("Failed removing operation from the pending list"); } /* Codes_SRS_CBS_01_096: [ The `context` for the operation shall also be freed. ]*/ free(cbs_operation); } } } CBS_HANDLE cbs_create(SESSION_HANDLE session) { CBS_INSTANCE* result; if (session == NULL) { /* Codes_SRS_CBS_01_033: [** If `session` is NULL then `cbs_create` shall fail and return NULL. ]*/ LogError("NULL session handle"); result = NULL; } else { result = (CBS_INSTANCE*)malloc(sizeof(CBS_INSTANCE)); if (result == NULL) { /* Codes_SRS_CBS_01_076: [ If allocating memory for the new handle fails, `cbs_create` shall fail and return NULL. ]*/ LogError("Cannot allocate memory for cbs instance."); } else { /* Codes_SRS_CBS_01_097: [ `cbs_create` shall create a singly linked list for pending operations by calling `singlylinkedlist_create`. ]*/ result->pending_operations = singlylinkedlist_create(); if (result->pending_operations == NULL) { /* Codes_SRS_CBS_01_101: [ If `singlylinkedlist_create` fails, `cbs_create` shall fail and return NULL. ]*/ LogError("Cannot allocate pending operations list."); free(result); result = NULL; } else { /* Codes_SRS_CBS_01_034: [ `cbs_create` shall create an AMQP management handle by calling `amqp_management_create`. ]*/ /* Codes_SRS_CBS_01_002: [ Tokens are communicated between AMQP peers by sending specially-formatted AMQP messages to the Claims-based Security Node. ]*/ /* Codes_SRS_CBS_01_003: [ The mechanism follows the scheme defined in the AMQP Management specification [AMQPMAN]. ]*/ result->amqp_management = amqp_management_create(session, "$cbs"); if (result->amqp_management == NULL) { free(result); result = NULL; } else { result->cbs_state = CBS_STATE_CLOSED; } } } } /* Codes_SRS_CBS_01_001: [ `cbs_create` shall create a new CBS instance and on success return a non-NULL handle to it. ]*/ return result; } void cbs_destroy(CBS_HANDLE cbs) { if (cbs == NULL) { /* Codes_SRS_CBS_01_037: [ If `cbs` is NULL, `cbs_destroy` shall do nothing. ]*/ LogError("NULL cbs handle"); } else { LIST_ITEM_HANDLE first_pending_operation; /* Codes_SRS_CBS_01_100: [ If the CBS instance is not closed, all actions performed by `cbs_close` shall be performed. ]*/ if (cbs->cbs_state != CBS_STATE_CLOSED) { (void)amqp_management_close(cbs->amqp_management); } /* Codes_SRS_CBS_01_036: [ `cbs_destroy` shall free all resources associated with the handle `cbs`. ]*/ /* Codes_SRS_CBS_01_038: [ `cbs_destroy` shall free the AMQP management handle created in `cbs_create` by calling `amqp_management_destroy`. ]*/ amqp_management_destroy(cbs->amqp_management); /* Codes_SRS_CBS_01_099: [ All pending operations shall be freed. ]*/ while ((first_pending_operation = singlylinkedlist_get_head_item(cbs->pending_operations)) != NULL) { CBS_OPERATION* pending_operation = (CBS_OPERATION*)singlylinkedlist_item_get_value(first_pending_operation); if (pending_operation != NULL) { pending_operation->on_cbs_operation_complete(pending_operation->on_cbs_operation_complete_context, CBS_OPERATION_RESULT_INSTANCE_CLOSED, 0, NULL); free(pending_operation); } singlylinkedlist_remove(cbs->pending_operations, first_pending_operation); } /* Codes_SRS_CBS_01_098: [ `cbs_destroy` shall free the pending operations list by calling `singlylinkedlist_destroy`. ]*/ singlylinkedlist_destroy(cbs->pending_operations); free(cbs); } } int cbs_open_async(CBS_HANDLE cbs, ON_CBS_OPEN_COMPLETE on_cbs_open_complete, void* on_cbs_open_complete_context, ON_CBS_ERROR on_cbs_error, void* on_cbs_error_context) { int result; /* Codes_SRS_CBS_01_042: [ `on_cbs_open_complete_context` and `on_cbs_error_context` shall be allowed to be NULL. ]*/ if ((cbs == NULL) || (on_cbs_open_complete == NULL) || (on_cbs_error == NULL)) { /* Codes_SRS_CBS_01_040: [ If any of the arguments `cbs`, `on_cbs_open_complete` or `on_cbs_error` is NULL, then `cbs_open_async` shall fail and return a non-zero value. ]*/ LogError("Bad arguments: cbs = %p, on_cbs_open_complete = %p, on_cbs_error = %p", cbs, on_cbs_open_complete, on_cbs_error); result = __FAILURE__; } else if (cbs->cbs_state != CBS_STATE_CLOSED) { /* Codes_SRS_CBS_01_043: [ `cbs_open_async` while already open or opening shall fail and return a non-zero value. ]*/ LogError("cbs instance already open"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_078: [ The cbs instance shall be considered OPENING until the `on_amqp_management_open_complete` callback is called by the AMQP management instance indicating that the open has completed (succesfull or not). ]*/ cbs->cbs_state = CBS_STATE_OPENING; cbs->on_cbs_open_complete = on_cbs_open_complete; cbs->on_cbs_open_complete_context = on_cbs_open_complete_context; cbs->on_cbs_error = on_cbs_error; cbs->on_cbs_error_context = on_cbs_error_context; /* Codes_SRS_CBS_01_039: [ `cbs_open_async` shall open the cbs communication by calling `amqp_management_open_async` on the AMQP management handle created in `cbs_create`. ]*/ if (amqp_management_open_async(cbs->amqp_management, on_underlying_amqp_management_open_complete, cbs, on_underlying_amqp_management_error, cbs) != 0) { /* Codes_SRS_CBS_01_041: [ If `amqp_management_open_async` fails, shall fail and return a non-zero value. ]*/ result = __FAILURE__; } else { /* Codes_SRS_CBS_01_077: [ On success, `cbs_open_async` shall return 0. ]*/ result = 0; } } return result; } int cbs_close(CBS_HANDLE cbs) { int result; if (cbs == NULL) { /* Codes_SRS_CBS_01_045: [ If the argument `cbs` is NULL, `cbs_close` shall fail and return a non-zero value. ]*/ LogError("NULL cbs handle"); result = __FAILURE__; } else if (cbs->cbs_state == CBS_STATE_CLOSED) { /* Codes_SRS_CBS_01_047: [ `cbs_close` when closed shall fail and return a non-zero value. ]*/ /* Codes_SRS_CBS_01_048: [ `cbs_close` when not opened shall fail and return a non-zero value. ]*/ LogError("Already closed"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_044: [ `cbs_close` shall close the CBS instance by calling `amqp_management_close` on the underlying AMQP management handle. ]*/ if (amqp_management_close(cbs->amqp_management) != 0) { /* Codes_SRS_CBS_01_046: [ If `amqp_management_close` fails, `cbs_close` shall fail and return a non-zero value. ]*/ LogError("Failed closing AMQP management instance"); result = __FAILURE__; } else { if (cbs->cbs_state == CBS_STATE_OPENING) { /* Codes_SRS_CBS_01_079: [ If `cbs_close` is called while OPENING, the `on_cbs_open_complete` callback shall be called with `CBS_OPEN_CANCELLED`, while passing the `on_cbs_open_complete_context` as argument. ]*/ cbs->on_cbs_open_complete(cbs->on_cbs_open_complete_context, CBS_OPEN_CANCELLED); } cbs->cbs_state = CBS_STATE_CLOSED; /* Codes_SRS_CBS_01_080: [ On success, `cbs_close` shall return 0. ]*/ result = 0; } } return result; } int cbs_put_token_async(CBS_HANDLE cbs, const char* type, const char* audience, const char* token, ON_CBS_OPERATION_COMPLETE on_cbs_put_token_complete, void* on_cbs_put_token_complete_context) { int result; /* Codes_SRS_CBS_01_083: [ `on_cbs_put_token_complete_context` shall be allowed to be NULL. ]*/ if ((cbs == NULL) || (type == NULL) || (audience == NULL) || (token == NULL) || (on_cbs_put_token_complete == NULL)) { /* Codes_SRS_CBS_01_050: [ If any of the arguments `cbs`, `type`, `audience`, `token` or `on_cbs_put_token_complete` is NULL `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Bad arguments: cbs = %p, type = %p, audience = %p, token = %p, on_cbs_put_token_complete = %p", cbs, type, audience, token, on_cbs_put_token_complete); result = __FAILURE__; } else if ((cbs->cbs_state == CBS_STATE_CLOSED) || (cbs->cbs_state == CBS_STATE_ERROR)) { /* Codes_SRS_CBS_01_058: [ If `cbs_put_token_async` is called when the CBS instance is not yet open or in error, it shall fail and return a non-zero value. ]*/ LogError("put token called while closed or in error"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_049: [ `cbs_put_token_async` shall construct a request message for the `put-token` operation. ]*/ MESSAGE_HANDLE message = message_create(); if (message == NULL) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("message_create failed"); result = __FAILURE__; } else { AMQP_VALUE token_value = amqpvalue_create_string(token); if (token_value == NULL) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed creating token AMQP value"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_009: [ The body of the message MUST contain the token. ]*/ if (message_set_body_amqp_value(message, token_value) != 0) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed setting the token in the message body"); result = __FAILURE__; } else { AMQP_VALUE application_properties = amqpvalue_create_map(); if (application_properties == NULL) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed creating application properties map"); result = __FAILURE__; } else { if (add_string_key_value_pair_to_map(application_properties, "name", audience) != 0) { result = __FAILURE__; } else { if (message_set_application_properties(message, application_properties) != 0) { /* Codes_SRS_CBS_01_072: [ If constructing the message fails, `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed setting message application properties"); result = __FAILURE__; } else { CBS_OPERATION* cbs_operation = (CBS_OPERATION*)malloc(sizeof(CBS_OPERATION)); if (cbs_operation == NULL) { LogError("Failed allocating CBS operation instance"); result = __FAILURE__; } else { LIST_ITEM_HANDLE list_item; cbs_operation->on_cbs_operation_complete = on_cbs_put_token_complete; cbs_operation->on_cbs_operation_complete_context = on_cbs_put_token_complete_context; cbs_operation->pending_operations = cbs->pending_operations; list_item = singlylinkedlist_add(cbs->pending_operations, cbs_operation); if (list_item == NULL) { free(cbs_operation); LogError("Failed adding pending operation to list"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_051: [ `cbs_put_token_async` shall start the AMQP management operation by calling `amqp_management_execute_operation_async`, while passing to it: ]*/ /* Codes_SRS_CBS_01_052: [ The `amqp_management` argument shall be the one for the AMQP management instance created in `cbs_create`. ]*/ /* Codes_SRS_CBS_01_053: [ The `operation` argument shall be `put-token`. ]*/ /* Codes_SRS_CBS_01_054: [ The `type` argument shall be set to the `type` argument. ]*/ /* Codes_SRS_CBS_01_055: [ The `locales` argument shall be set to NULL. ]*/ /* Codes_SRS_CBS_01_056: [ The `message` argument shall be the message constructed earlier according to the CBS spec. ]*/ /* Codes_SRS_CBS_01_057: [ The arguments `on_execute_operation_complete` and `context` shall be set to a callback that is to be called by the AMQP management module when the operation is complete. ]*/ /* Codes_SRS_CBS_01_005: [ operation No string "put-token" ]*/ /* Codes_SRS_CBS_01_006: [ Type No string The type of the token being put, e.g., "amqp:jwt". ]*/ /* Codes_SRS_CBS_01_007: [ name No string The "audience" to which the token applies. ]*/ if (amqp_management_execute_operation_async(cbs->amqp_management, "put-token", type, NULL, message, on_amqp_management_execute_operation_complete, list_item) != 0) { singlylinkedlist_remove(cbs->pending_operations, list_item); free(cbs_operation); /* Codes_SRS_CBS_01_084: [ If `amqp_management_execute_operation_async` fails `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed starting AMQP management operation"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_081: [ On success `cbs_put_token_async` shall return 0. ]*/ result = 0; } } } } } amqpvalue_destroy(application_properties); } amqpvalue_destroy(token_value); } } message_destroy(message); } } return result; } int cbs_delete_token_async(CBS_HANDLE cbs, const char* type, const char* audience, ON_CBS_OPERATION_COMPLETE on_cbs_delete_token_complete, void* on_cbs_delete_token_complete_context) { int result; /* Codes_SRS_CBS_01_086: [ `on_cbs_delete_token_complete_context` shall be allowed to be NULL. ]*/ if ((cbs == NULL) || (type == NULL) || (audience == NULL) || (on_cbs_delete_token_complete == NULL)) { /* Codes_SRS_CBS_01_060: [ If any of the arguments `cbs`, `type`, `audience` or `on_cbs_delete_token_complete` is NULL `cbs_put_token_async` shall fail and return a non-zero value. ]*/ LogError("Bad arguments: cbs = %p, type = %p, audience = %p, on_cbs_delete_token_complete = %p", cbs, type, audience, on_cbs_delete_token_complete); result = __FAILURE__; } else if ((cbs->cbs_state == CBS_STATE_CLOSED) || (cbs->cbs_state == CBS_STATE_ERROR)) { /* Codes_SRS_CBS_01_067: [ If `cbs_delete_token_async` is called when the CBS instance is not yet open or in error, it shall fail and return a non-zero value. ]*/ LogError("put token called while closed or in error"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_025: [ The body of the message MUST be empty. ]*/ /* Codes_SRS_CBS_01_059: [ `cbs_delete_token_async` shall construct a request message for the `delete-token` operation. ]*/ MESSAGE_HANDLE message = message_create(); if (message == NULL) { /* Codes_SRS_CBS_01_071: [ If constructing the message fails, `cbs_delete_token_async` shall fail and return a non-zero value. ]*/ LogError("message_create failed"); result = __FAILURE__; } else { AMQP_VALUE application_properties = amqpvalue_create_map(); if (application_properties == NULL) { /* Codes_SRS_CBS_01_071: [ If constructing the message fails, `cbs_delete_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed creating application properties map"); result = __FAILURE__; } else { if (add_string_key_value_pair_to_map(application_properties, "name", audience) != 0) { result = __FAILURE__; } else { /* Codes_SRS_CBS_01_021: [ The request message has the following application-properties: ]*/ if (message_set_application_properties(message, application_properties) != 0) { /* Codes_SRS_CBS_01_071: [ If constructing the message fails, `cbs_delete_token_async` shall fail and return a non-zero value. ]*/ LogError("Failed setting message application properties"); result = __FAILURE__; } else { CBS_OPERATION* cbs_operation = (CBS_OPERATION*)malloc(sizeof(CBS_OPERATION)); if (cbs_operation == NULL) { LogError("Failed allocating CBS operation instance"); result = __FAILURE__; } else { LIST_ITEM_HANDLE list_item; cbs_operation->on_cbs_operation_complete = on_cbs_delete_token_complete; cbs_operation->on_cbs_operation_complete_context = on_cbs_delete_token_complete_context; cbs_operation->pending_operations = cbs->pending_operations; list_item = singlylinkedlist_add(cbs->pending_operations, cbs_operation); if (list_item == NULL) { free(cbs_operation); LogError("Failed adding pending operation to list"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_061: [ `cbs_delete_token_async` shall start the AMQP management operation by calling `amqp_management_execute_operation_async`, while passing to it: ]*/ /* Codes_SRS_CBS_01_085: [ The `amqp_management` argument shall be the one for the AMQP management instance created in `cbs_create`. ]*/ /* Codes_SRS_CBS_01_062: [ The `operation` argument shall be `delete-token`. ]*/ /* Codes_SRS_CBS_01_063: [ The `type` argument shall be set to the `type` argument. ]*/ /* Codes_SRS_CBS_01_064: [ The `locales` argument shall be set to NULL. ]*/ /* Codes_SRS_CBS_01_065: [ The `message` argument shall be the message constructed earlier according to the CBS spec. ]*/ /* Codes_SRS_CBS_01_066: [ The arguments `on_operation_complete` and `context` shall be set to a callback that is to be called by the AMQP management module when the operation is complete. ]*/ /* Codes_SRS_CBS_01_020: [ To instruct a peer to delete a token associated with a specific audience, a "delete-token" message can be sent to the CBS Node ]*/ /* Codes_SRS_CBS_01_022: [ operation Yes string "delete-token" ]*/ /* Codes_SRS_CBS_01_023: [ Type Yes string The type of the token being deleted, e.g., "amqp:jwt". ]*/ /* Codes_SRS_CBS_01_024: [ name Yes string The "audience" of the token being deleted. ]*/ if (amqp_management_execute_operation_async(cbs->amqp_management, "delete-token", type, NULL, message, on_amqp_management_execute_operation_complete, list_item) != 0) { /* Codes_SRS_CBS_01_087: [ If `amqp_management_execute_operation_async` fails `cbs_put_token_async` shall fail and return a non-zero value. ]*/ singlylinkedlist_remove(cbs->pending_operations, list_item); free(cbs_operation); LogError("Failed starting AMQP management operation"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_082: [ On success `cbs_delete_token_async` shall return 0. ]*/ result = 0; } } } } } amqpvalue_destroy(application_properties); } message_destroy(message); } } return result; } int cbs_set_trace(CBS_HANDLE cbs, bool trace_on) { int result; if (cbs == NULL) { /* Codes_SRS_CBS_01_090: [ If the argument `cbs` is NULL, `cbs_set_trace` shall fail and return a non-zero value. ]*/ LogError("NULL cbs handle"); result = __FAILURE__; } else { /* Codes_SRS_CBS_01_088: [ `cbs_set_trace` shall enable or disable tracing by calling `amqp_management_set_trace` to pass down the `trace_on` value. ]*/ amqp_management_set_trace(cbs->amqp_management, trace_on); /* Codes_SRS_CBS_01_089: [ On success, `cbs_set_trace` shall return 0. ]*/ result = 0; } return result; }