Azure IoT / iothub_amqp_transport

Microsoft Azure IoTHub client AMQP transport

Dependents:   sht15_remote_monitoring RobotArmDemo iothub_client_sample_amqp iothub_client_sample_amqp ... more

This library implements the AMQP transport for Microsoft Azure IoTHub client. The code is replicated from https://github.com/Azure/azure-iot-sdks

iothubtransportamqp.c@10:75c5e0d8537d, 2016-03-11 (annotated)

Committer:
Azure.IoT Build
Date:
Fri Mar 11 16:59:34 2016 -0800
Revision:
10:75c5e0d8537d
Parent:
9:8abcd13782f4
Child:
11:62d7b956e76e
1.0.2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzureIoTClient 4:57e049bce51e 1 // Copyright (c) Microsoft. All rights reserved.
AzureIoTClient 4:57e049bce51e 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient 4:57e049bce51e 3
AzureIoTClient 4:57e049bce51e 4 #include <stdlib.h>
AzureIoTClient 4:57e049bce51e 5 #ifdef _CRTDBG_MAP_ALLOC
AzureIoTClient 4:57e049bce51e 6 #include <crtdbg.h>
AzureIoTClient 4:57e049bce51e 7 #endif
Azure.IoT Build 10:75c5e0d8537d 8 #include <stdint.h>
Azure.IoT Build 10:75c5e0d8537d 9 #include <time.h>
Azure.IoT Build 10:75c5e0d8537d 10 #include <limits.h>
AzureIoTClient 4:57e049bce51e 11 #include "gballoc.h"
AzureIoTClient 4:57e049bce51e 12
Azure.IoT Build 7:07bc440836b3 13 #include "cbs.h"
Azure.IoT Build 7:07bc440836b3 14 #include "link.h"
Azure.IoT Build 7:07bc440836b3 15 #include "message.h"
Azure.IoT Build 10:75c5e0d8537d 16 #include "amqpvalue.h"
Azure.IoT Build 7:07bc440836b3 17 #include "message_receiver.h"
Azure.IoT Build 7:07bc440836b3 18 #include "message_sender.h"
Azure.IoT Build 7:07bc440836b3 19 #include "messaging.h"
Azure.IoT Build 7:07bc440836b3 20 #include "sasl_mssbcbs.h"
Azure.IoT Build 7:07bc440836b3 21 #include "saslclientio.h"
AzureIoTClient 4:57e049bce51e 22
Azure.IoT Build 7:07bc440836b3 23 #include "crt_abstractions.h"
Azure.IoT Build 7:07bc440836b3 24 #include "doublylinkedlist.h"
AzureIoTClient 4:57e049bce51e 25 #include "iot_logging.h"
Azure.IoT Build 7:07bc440836b3 26 #include "platform.h"
Azure.IoT Build 7:07bc440836b3 27 #include "sastoken.h"
AzureIoTClient 4:57e049bce51e 28 #include "strings.h"
AzureIoTClient 4:57e049bce51e 29 #include "urlencode.h"
Azure.IoT Build 7:07bc440836b3 30
Azure.IoT Build 7:07bc440836b3 31 #include "tlsio.h"
AzureIoTClient 4:57e049bce51e 32
AzureIoTClient 4:57e049bce51e 33 #include "iothub_client_ll.h"
AzureIoTClient 4:57e049bce51e 34 #include "iothub_client_private.h"
AzureIoTClient 4:57e049bce51e 35 #include "iothubtransportamqp.h"
Azure.IoT Build 7:07bc440836b3 36 #include "iothub_client_version.h"
Azure.IoT Build 7:07bc440836b3 37
Azure.IoT Build 7:07bc440836b3 38 #define RESULT_OK 0
Azure.IoT Build 7:07bc440836b3 39 #define RESULT_FAILURE 1
Azure.IoT Build 7:07bc440836b3 40 #define RESULT_TIMEOUT 2
Azure.IoT Build 7:07bc440836b3 41
Azure.IoT Build 7:07bc440836b3 42 #define RFC1035_MAX_FQDN_LENGTH 255
Azure.IoT Build 7:07bc440836b3 43 #define DEFAULT_IOTHUB_AMQP_PORT 5671
Azure.IoT Build 7:07bc440836b3 44 #define DEFAULT_SAS_TOKEN_LIFETIME_MS 3600000
Azure.IoT Build 7:07bc440836b3 45 #define DEFAULT_CBS_REQUEST_TIMEOUT_MS 30000
Azure.IoT Build 7:07bc440836b3 46 #define DEFAULT_MESSAGE_SEND_TIMEOUT_MS 300000
Azure.IoT Build 7:07bc440836b3 47 #define CBS_AUDIENCE "servicebus.windows.net:sastoken"
Azure.IoT Build 7:07bc440836b3 48 #define DEFAULT_CONTAINER_ID "default_container_id"
Azure.IoT Build 10:75c5e0d8537d 49 #define DEFAULT_INCOMING_WINDOW_SIZE UINT_MAX
Azure.IoT Build 7:07bc440836b3 50 #define DEFAULT_OUTGOING_WINDOW_SIZE 100
Azure.IoT Build 7:07bc440836b3 51 #define MESSAGE_RECEIVER_LINK_NAME "receiver-link"
Azure.IoT Build 7:07bc440836b3 52 #define MESSAGE_RECEIVER_TARGET_ADDRESS "ingress-rx"
Azure.IoT Build 7:07bc440836b3 53 #define MESSAGE_RECEIVER_MAX_LINK_SIZE 65536
Azure.IoT Build 7:07bc440836b3 54 #define MESSAGE_SENDER_LINK_NAME "sender-link"
Azure.IoT Build 7:07bc440836b3 55 #define MESSAGE_SENDER_SOURCE_ADDRESS "ingress"
Azure.IoT Build 7:07bc440836b3 56 #define MESSAGE_SENDER_MAX_LINK_SIZE 65536
Azure.IoT Build 7:07bc440836b3 57
Azure.IoT Build 7:07bc440836b3 58 typedef XIO_HANDLE(*TLS_IO_TRANSPORT_PROVIDER)(const char* fqdn, int port, const char* certificates);
Azure.IoT Build 7:07bc440836b3 59
Azure.IoT Build 7:07bc440836b3 60 typedef enum CBS_STATE_TAG
Azure.IoT Build 7:07bc440836b3 61 {
Azure.IoT Build 7:07bc440836b3 62 CBS_STATE_IDLE,
Azure.IoT Build 7:07bc440836b3 63 CBS_STATE_AUTH_IN_PROGRESS,
Azure.IoT Build 7:07bc440836b3 64 CBS_STATE_AUTHENTICATED
Azure.IoT Build 7:07bc440836b3 65 } CBS_STATE;
AzureIoTClient 4:57e049bce51e 66
Azure.IoT Build 7:07bc440836b3 67 typedef struct AMQP_TRANSPORT_STATE_TAG
Azure.IoT Build 7:07bc440836b3 68 {
Azure.IoT Build 10:75c5e0d8537d 69 // FQDN of the IoT Hub.
Azure.IoT Build 10:75c5e0d8537d 70 STRING_HANDLE iotHubHostFqdn;
Azure.IoT Build 10:75c5e0d8537d 71 // AMQP port of the IoT Hub.
Azure.IoT Build 10:75c5e0d8537d 72 int iotHubPort;
Azure.IoT Build 10:75c5e0d8537d 73 // Certificates to be used by the TLS I/O.
Azure.IoT Build 10:75c5e0d8537d 74 char* trusted_certificates;
Azure.IoT Build 10:75c5e0d8537d 75 // Key associated to the device to be used.
Azure.IoT Build 10:75c5e0d8537d 76 STRING_HANDLE deviceKey;
Azure.IoT Build 10:75c5e0d8537d 77 // Address to which the transport will connect to and send events.
Azure.IoT Build 10:75c5e0d8537d 78 STRING_HANDLE targetAddress;
Azure.IoT Build 10:75c5e0d8537d 79 // Address to which the transport will connect to and receive messages from.
Azure.IoT Build 10:75c5e0d8537d 80 STRING_HANDLE messageReceiveAddress;
Azure.IoT Build 10:75c5e0d8537d 81 // A component of the SAS token. Currently this must be an empty string.
Azure.IoT Build 10:75c5e0d8537d 82 STRING_HANDLE sasTokenKeyName;
Azure.IoT Build 10:75c5e0d8537d 83 // Internal parameter that identifies the current logical device within the service.
Azure.IoT Build 10:75c5e0d8537d 84 STRING_HANDLE devicesPath;
Azure.IoT Build 10:75c5e0d8537d 85 // How long a SAS token created by the transport is valid, in milliseconds.
Azure.IoT Build 10:75c5e0d8537d 86 size_t sas_token_lifetime;
Azure.IoT Build 10:75c5e0d8537d 87 // Maximum period of time for the transport to wait before refreshing the SAS token it created previously, in milliseconds.
Azure.IoT Build 10:75c5e0d8537d 88 size_t sas_token_refresh_time;
Azure.IoT Build 10:75c5e0d8537d 89 // Maximum time the transport waits for uAMQP cbs_put_token() to complete before marking it a failure, in milliseconds.
Azure.IoT Build 10:75c5e0d8537d 90 size_t cbs_request_timeout;
Azure.IoT Build 10:75c5e0d8537d 91 // Maximum time the transport waits for an event to be sent before marking it a failure, in milliseconds.
Azure.IoT Build 10:75c5e0d8537d 92 size_t message_send_timeout;
Azure.IoT Build 10:75c5e0d8537d 93 // Maximum time for the connection establishment/retry logic should wait for a connection to succeed, in milliseconds.
Azure.IoT Build 10:75c5e0d8537d 94 size_t connection_timeout;
Azure.IoT Build 10:75c5e0d8537d 95 // Saved reference to the IoTHub LL Client.
Azure.IoT Build 10:75c5e0d8537d 96 IOTHUB_CLIENT_LL_HANDLE iothub_client_handle;
Azure.IoT Build 10:75c5e0d8537d 97
Azure.IoT Build 10:75c5e0d8537d 98 // TSL I/O transport.
Azure.IoT Build 10:75c5e0d8537d 99 XIO_HANDLE tls_io;
Azure.IoT Build 10:75c5e0d8537d 100 // Pointer to the function that creates the TLS I/O (internal use only).
Azure.IoT Build 10:75c5e0d8537d 101 TLS_IO_TRANSPORT_PROVIDER tls_io_transport_provider;
Azure.IoT Build 10:75c5e0d8537d 102 // AMQP SASL I/O transport created on top of the TLS I/O layer.
Azure.IoT Build 10:75c5e0d8537d 103 XIO_HANDLE sasl_io;
Azure.IoT Build 10:75c5e0d8537d 104 // AMQP SASL I/O mechanism to be used.
Azure.IoT Build 10:75c5e0d8537d 105 SASL_MECHANISM_HANDLE sasl_mechanism;
Azure.IoT Build 10:75c5e0d8537d 106 // AMQP connection.
Azure.IoT Build 10:75c5e0d8537d 107 CONNECTION_HANDLE connection;
Azure.IoT Build 10:75c5e0d8537d 108 // Current AMQP connection state;
Azure.IoT Build 10:75c5e0d8537d 109 AMQP_MANAGEMENT_STATE connection_state;
Azure.IoT Build 10:75c5e0d8537d 110 // Last time the AMQP connection establishment was initiated.
Azure.IoT Build 10:75c5e0d8537d 111 size_t connection_establish_time;
Azure.IoT Build 10:75c5e0d8537d 112 // AMQP session.
Azure.IoT Build 10:75c5e0d8537d 113 SESSION_HANDLE session;
Azure.IoT Build 10:75c5e0d8537d 114 // AMQP link used by the event sender.
Azure.IoT Build 10:75c5e0d8537d 115 LINK_HANDLE sender_link;
Azure.IoT Build 10:75c5e0d8537d 116 // uAMQP event sender.
Azure.IoT Build 10:75c5e0d8537d 117 MESSAGE_SENDER_HANDLE message_sender;
Azure.IoT Build 10:75c5e0d8537d 118 // Internal flag that controls if messages should be received or not.
Azure.IoT Build 10:75c5e0d8537d 119 bool receive_messages;
Azure.IoT Build 10:75c5e0d8537d 120 // AMQP link used by the message receiver.
Azure.IoT Build 10:75c5e0d8537d 121 LINK_HANDLE receiver_link;
Azure.IoT Build 10:75c5e0d8537d 122 // uAMQP message receiver.
Azure.IoT Build 10:75c5e0d8537d 123 MESSAGE_RECEIVER_HANDLE message_receiver;
Azure.IoT Build 10:75c5e0d8537d 124 // List with events still pending to be sent. It is provided by the upper layer.
Azure.IoT Build 10:75c5e0d8537d 125 PDLIST_ENTRY waitingToSend;
Azure.IoT Build 10:75c5e0d8537d 126 // Internal list with the items currently being processed/sent through uAMQP.
Azure.IoT Build 10:75c5e0d8537d 127 DLIST_ENTRY inProgress;
Azure.IoT Build 10:75c5e0d8537d 128 // Connection instance with the Azure IoT CBS.
Azure.IoT Build 10:75c5e0d8537d 129 CBS_HANDLE cbs;
Azure.IoT Build 10:75c5e0d8537d 130 // Current state of the CBS connection.
Azure.IoT Build 10:75c5e0d8537d 131 CBS_STATE cbs_state;
Azure.IoT Build 10:75c5e0d8537d 132 // Time when the current SAS token was created, in seconds since epoch.
Azure.IoT Build 10:75c5e0d8537d 133 size_t current_sas_token_create_time;
Azure.IoT Build 10:75c5e0d8537d 134 // Mark if device is registered in transport (only one device per transport).
Azure.IoT Build 10:75c5e0d8537d 135 bool isRegistered;
Azure.IoT Build 7:07bc440836b3 136 } AMQP_TRANSPORT_INSTANCE;
Azure.IoT Build 7:07bc440836b3 137
Azure.IoT Build 7:07bc440836b3 138 // This structure is used to track an event being sent and the time it was sent.
Azure.IoT Build 7:07bc440836b3 139 typedef struct EVENT_TRACKER_TAG
Azure.IoT Build 7:07bc440836b3 140 {
Azure.IoT Build 7:07bc440836b3 141 IOTHUB_CLIENT_LL_HANDLE iothub_client_handle;
Azure.IoT Build 7:07bc440836b3 142 IOTHUB_MESSAGE_LIST* message;
Azure.IoT Build 7:07bc440836b3 143 time_t time_sent;
Azure.IoT Build 7:07bc440836b3 144 DLIST_ENTRY entry;
Azure.IoT Build 7:07bc440836b3 145 } EVENT_TRACKER;
AzureIoTClient 4:57e049bce51e 146
AzureIoTClient 4:57e049bce51e 147
Azure.IoT Build 7:07bc440836b3 148 // Auxiliary functions
AzureIoTClient 4:57e049bce51e 149
Azure.IoT Build 7:07bc440836b3 150 static STRING_HANDLE concat3Params(const char* prefix, const char* infix, const char* suffix)
AzureIoTClient 4:57e049bce51e 151 {
Azure.IoT Build 7:07bc440836b3 152 STRING_HANDLE result = NULL;
Azure.IoT Build 10:75c5e0d8537d 153 char* concat;
Azure.IoT Build 7:07bc440836b3 154 size_t totalLength = strlen(prefix) + strlen(infix) + strlen(suffix) + 1; // One extra for \0.
AzureIoTClient 5:8d58d20699dd 155
Azure.IoT Build 10:75c5e0d8537d 156 if ((concat = (char*)malloc(totalLength)) != NULL)
AzureIoTClient 5:8d58d20699dd 157 {
Azure.IoT Build 10:75c5e0d8537d 158 (void)strcpy(concat, prefix);
Azure.IoT Build 10:75c5e0d8537d 159 (void)strcat(concat, infix);
Azure.IoT Build 10:75c5e0d8537d 160 (void)strcat(concat, suffix);
Azure.IoT Build 10:75c5e0d8537d 161 result = STRING_construct(concat);
Azure.IoT Build 7:07bc440836b3 162 free(concat);
AzureIoTClient 5:8d58d20699dd 163 }
Azure.IoT Build 10:75c5e0d8537d 164 else
Azure.IoT Build 10:75c5e0d8537d 165 {
Azure.IoT Build 10:75c5e0d8537d 166 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 167 }
AzureIoTClient 5:8d58d20699dd 168
AzureIoTClient 4:57e049bce51e 169 return result;
AzureIoTClient 4:57e049bce51e 170 }
AzureIoTClient 4:57e049bce51e 171
Azure.IoT Build 10:75c5e0d8537d 172 static size_t getSecondsSinceEpoch(void)
AzureIoTClient 4:57e049bce51e 173 {
Azure.IoT Build 10:75c5e0d8537d 174 return (size_t)(difftime(get_time(NULL), (time_t)0));
AzureIoTClient 4:57e049bce51e 175 }
AzureIoTClient 4:57e049bce51e 176
Azure.IoT Build 7:07bc440836b3 177 static EVENT_TRACKER* trackEvent(IOTHUB_MESSAGE_LIST* message, AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 178 {
Azure.IoT Build 10:75c5e0d8537d 179 EVENT_TRACKER* event_tracker;
Azure.IoT Build 7:07bc440836b3 180
Azure.IoT Build 7:07bc440836b3 181 if ((event_tracker = (EVENT_TRACKER*)malloc(sizeof(EVENT_TRACKER))) != NULL)
Azure.IoT Build 7:07bc440836b3 182 {
Azure.IoT Build 7:07bc440836b3 183 event_tracker->iothub_client_handle = transport_state->iothub_client_handle;
Azure.IoT Build 7:07bc440836b3 184 event_tracker->message = message;
Azure.IoT Build 7:07bc440836b3 185 event_tracker->time_sent = get_time(NULL);
Azure.IoT Build 7:07bc440836b3 186 DList_InitializeListHead(&event_tracker->entry);
Azure.IoT Build 7:07bc440836b3 187
Azure.IoT Build 7:07bc440836b3 188 DList_RemoveEntryList(&message->entry);
Azure.IoT Build 7:07bc440836b3 189 DList_InsertTailList(&transport_state->inProgress, &event_tracker->entry);
Azure.IoT Build 7:07bc440836b3 190 }
Azure.IoT Build 7:07bc440836b3 191
Azure.IoT Build 7:07bc440836b3 192 return event_tracker;
Azure.IoT Build 7:07bc440836b3 193 }
Azure.IoT Build 7:07bc440836b3 194
Azure.IoT Build 7:07bc440836b3 195 static void destroyEventTracker(EVENT_TRACKER* event_tracker)
Azure.IoT Build 7:07bc440836b3 196 {
Azure.IoT Build 7:07bc440836b3 197 free(event_tracker);
AzureIoTClient 4:57e049bce51e 198 }
AzureIoTClient 4:57e049bce51e 199
Azure.IoT Build 7:07bc440836b3 200 static IOTHUB_MESSAGE_LIST* getNextEventToSend(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 201 {
Azure.IoT Build 10:75c5e0d8537d 202 IOTHUB_MESSAGE_LIST* message;
Azure.IoT Build 7:07bc440836b3 203
Azure.IoT Build 7:07bc440836b3 204 if (!DList_IsListEmpty(transport_state->waitingToSend))
AzureIoTClient 4:57e049bce51e 205 {
Azure.IoT Build 7:07bc440836b3 206 PDLIST_ENTRY list_entry = transport_state->waitingToSend->Flink;
Azure.IoT Build 7:07bc440836b3 207 message = containingRecord(list_entry, IOTHUB_MESSAGE_LIST, entry);
AzureIoTClient 4:57e049bce51e 208 }
Azure.IoT Build 10:75c5e0d8537d 209 else
Azure.IoT Build 10:75c5e0d8537d 210 {
Azure.IoT Build 10:75c5e0d8537d 211 message = NULL;
Azure.IoT Build 10:75c5e0d8537d 212 }
Azure.IoT Build 7:07bc440836b3 213
Azure.IoT Build 7:07bc440836b3 214 return message;
Azure.IoT Build 7:07bc440836b3 215 }
Azure.IoT Build 7:07bc440836b3 216
Azure.IoT Build 7:07bc440836b3 217 static int isEventInInProgressList(EVENT_TRACKER* event_tracker)
Azure.IoT Build 7:07bc440836b3 218 {
Azure.IoT Build 7:07bc440836b3 219 return !DList_IsListEmpty(&event_tracker->entry);
AzureIoTClient 4:57e049bce51e 220 }
AzureIoTClient 4:57e049bce51e 221
Azure.IoT Build 7:07bc440836b3 222 static void removeEventFromInProgressList(EVENT_TRACKER* event_tracker)
AzureIoTClient 4:57e049bce51e 223 {
Azure.IoT Build 7:07bc440836b3 224 DList_RemoveEntryList(&event_tracker->entry);
Azure.IoT Build 7:07bc440836b3 225 DList_InitializeListHead(&event_tracker->entry);
AzureIoTClient 4:57e049bce51e 226 }
AzureIoTClient 4:57e049bce51e 227
Azure.IoT Build 7:07bc440836b3 228 static void rollEventBackToWaitList(EVENT_TRACKER* event_tracker, AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 229 {
Azure.IoT Build 7:07bc440836b3 230 removeEventFromInProgressList(event_tracker);
Azure.IoT Build 7:07bc440836b3 231 DList_InsertTailList(transport_state->waitingToSend, &event_tracker->message->entry);
Azure.IoT Build 7:07bc440836b3 232 destroyEventTracker(event_tracker);
Azure.IoT Build 7:07bc440836b3 233 }
Azure.IoT Build 7:07bc440836b3 234
Azure.IoT Build 7:07bc440836b3 235 static void rollEventsBackToWaitList(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 236 {
Azure.IoT Build 7:07bc440836b3 237 PDLIST_ENTRY entry = transport_state->inProgress.Blink;
Azure.IoT Build 7:07bc440836b3 238
Azure.IoT Build 7:07bc440836b3 239 while (entry != &transport_state->inProgress)
AzureIoTClient 4:57e049bce51e 240 {
Azure.IoT Build 7:07bc440836b3 241 EVENT_TRACKER* event_tracker = containingRecord(entry, EVENT_TRACKER, entry);
Azure.IoT Build 7:07bc440836b3 242 entry = entry->Blink;
Azure.IoT Build 7:07bc440836b3 243 rollEventBackToWaitList(event_tracker, transport_state);
AzureIoTClient 4:57e049bce51e 244 }
AzureIoTClient 4:57e049bce51e 245 }
AzureIoTClient 4:57e049bce51e 246
Azure.IoT Build 10:75c5e0d8537d 247 static void on_message_send_complete(void* context, MESSAGE_SEND_RESULT send_result)
AzureIoTClient 4:57e049bce51e 248 {
Azure.IoT Build 10:75c5e0d8537d 249 EVENT_TRACKER* event_tracker = (EVENT_TRACKER*)context;
Azure.IoT Build 10:75c5e0d8537d 250
Azure.IoT Build 10:75c5e0d8537d 251 IOTHUB_CLIENT_RESULT iot_hub_send_result;
Azure.IoT Build 10:75c5e0d8537d 252
Azure.IoT Build 10:75c5e0d8537d 253 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_142: [The callback 'on_message_send_complete' shall pass to the upper layer callback an IOTHUB_CLIENT_CONFIRMATION_OK if the result received is MESSAGE_SEND_OK]
Azure.IoT Build 10:75c5e0d8537d 254 if (send_result == MESSAGE_SEND_OK)
AzureIoTClient 4:57e049bce51e 255 {
Azure.IoT Build 10:75c5e0d8537d 256 iot_hub_send_result = IOTHUB_CLIENT_CONFIRMATION_OK;
Azure.IoT Build 10:75c5e0d8537d 257 }
Azure.IoT Build 10:75c5e0d8537d 258 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_143: [The callback 'on_message_send_complete' shall pass to the upper layer callback an IOTHUB_CLIENT_CONFIRMATION_ERROR if the result received is MESSAGE_SEND_ERROR]
Azure.IoT Build 10:75c5e0d8537d 259 else if (send_result == MESSAGE_SEND_ERROR)
Azure.IoT Build 10:75c5e0d8537d 260 {
Azure.IoT Build 10:75c5e0d8537d 261 iot_hub_send_result = IOTHUB_CLIENT_CONFIRMATION_ERROR;
Azure.IoT Build 10:75c5e0d8537d 262 }
Azure.IoT Build 7:07bc440836b3 263
Azure.IoT Build 10:75c5e0d8537d 264 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_102: [The callback 'on_message_send_complete' shall invoke the upper layer callback for message received if provided]
Azure.IoT Build 10:75c5e0d8537d 265 if (event_tracker->message->callback != NULL)
Azure.IoT Build 10:75c5e0d8537d 266 {
Azure.IoT Build 10:75c5e0d8537d 267 event_tracker->message->callback(iot_hub_send_result, event_tracker->message->context);
Azure.IoT Build 10:75c5e0d8537d 268 }
AzureIoTClient 4:57e049bce51e 269
Azure.IoT Build 10:75c5e0d8537d 270 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_151: [The callback 'on_message_send_complete' shall destroy the message handle (IOTHUB_MESSAGE_HANDLE) using IoTHubMessage_Destroy()]
Azure.IoT Build 10:75c5e0d8537d 271 IoTHubMessage_Destroy(event_tracker->message->messageHandle);
Azure.IoT Build 10:75c5e0d8537d 272 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_152: [The callback 'on_message_send_complete' shall destroy the IOTHUB_MESSAGE_LIST instance]
Azure.IoT Build 10:75c5e0d8537d 273 free(event_tracker->message);
AzureIoTClient 4:57e049bce51e 274
Azure.IoT Build 10:75c5e0d8537d 275 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_100: [The callback 'on_message_send_complete' shall remove the target message from the in-progress list after the upper layer callback]
Azure.IoT Build 10:75c5e0d8537d 276 if (isEventInInProgressList(event_tracker))
Azure.IoT Build 10:75c5e0d8537d 277 {
Azure.IoT Build 10:75c5e0d8537d 278 removeEventFromInProgressList(event_tracker);
Azure.IoT Build 10:75c5e0d8537d 279 destroyEventTracker(event_tracker);
AzureIoTClient 4:57e049bce51e 280 }
AzureIoTClient 4:57e049bce51e 281 }
AzureIoTClient 4:57e049bce51e 282
Azure.IoT Build 10:75c5e0d8537d 283 static void on_put_token_complete(void* context, CBS_OPERATION_RESULT operation_result, unsigned int status_code, const char* status_description)
AzureIoTClient 4:57e049bce51e 284 {
Azure.IoT Build 7:07bc440836b3 285 AMQP_TRANSPORT_INSTANCE* transportState = (AMQP_TRANSPORT_INSTANCE*)context;
Azure.IoT Build 7:07bc440836b3 286
Azure.IoT Build 7:07bc440836b3 287 if (operation_result == OPERATION_RESULT_OK)
AzureIoTClient 4:57e049bce51e 288 {
Azure.IoT Build 7:07bc440836b3 289 transportState->cbs_state = CBS_STATE_AUTHENTICATED;
Azure.IoT Build 7:07bc440836b3 290 }
Azure.IoT Build 7:07bc440836b3 291 }
Azure.IoT Build 7:07bc440836b3 292
Azure.IoT Build 10:75c5e0d8537d 293 static AMQP_VALUE on_message_received(const void* context, MESSAGE_HANDLE message)
Azure.IoT Build 7:07bc440836b3 294 {
Azure.IoT Build 7:07bc440836b3 295 AMQP_VALUE result = NULL;
Azure.IoT Build 10:75c5e0d8537d 296 IOTHUBMESSAGE_DISPOSITION_RESULT disposition_result;
Azure.IoT Build 7:07bc440836b3 297
Azure.IoT Build 10:75c5e0d8537d 298 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_104: [The callback 'on_message_received' shall invoke IoTHubClient_LL_MessageCallback() passing the client and the incoming message handles as parameters]
Azure.IoT Build 7:07bc440836b3 299 IOTHUB_MESSAGE_HANDLE iothub_message = NULL;
Azure.IoT Build 7:07bc440836b3 300 MESSAGE_BODY_TYPE body_type;
Azure.IoT Build 7:07bc440836b3 301
Azure.IoT Build 7:07bc440836b3 302 if (message_get_body_type(message, &body_type) != 0)
Azure.IoT Build 7:07bc440836b3 303 {
Azure.IoT Build 7:07bc440836b3 304 LogError("Failed to get the type of the message received by the transport.\r\n");
Azure.IoT Build 7:07bc440836b3 305 }
Azure.IoT Build 7:07bc440836b3 306 else
Azure.IoT Build 7:07bc440836b3 307 {
Azure.IoT Build 7:07bc440836b3 308 if (body_type == MESSAGE_BODY_TYPE_DATA)
AzureIoTClient 4:57e049bce51e 309 {
Azure.IoT Build 7:07bc440836b3 310 BINARY_DATA binary_data;
Azure.IoT Build 7:07bc440836b3 311 if (message_get_body_amqp_data(message, 0, &binary_data) != 0)
Azure.IoT Build 7:07bc440836b3 312 {
Azure.IoT Build 7:07bc440836b3 313 LogError("Failed to get the body of the message received by the transport.\r\n");
Azure.IoT Build 7:07bc440836b3 314 }
Azure.IoT Build 7:07bc440836b3 315 else
Azure.IoT Build 7:07bc440836b3 316 {
Azure.IoT Build 7:07bc440836b3 317 iothub_message = IoTHubMessage_CreateFromByteArray(binary_data.bytes, binary_data.length);
Azure.IoT Build 7:07bc440836b3 318 }
AzureIoTClient 4:57e049bce51e 319 }
Azure.IoT Build 7:07bc440836b3 320 }
Azure.IoT Build 7:07bc440836b3 321
Azure.IoT Build 7:07bc440836b3 322 if (iothub_message == NULL)
Azure.IoT Build 7:07bc440836b3 323 {
Azure.IoT Build 10:75c5e0d8537d 324 disposition_result = IOTHUBMESSAGE_REJECTED;
Azure.IoT Build 7:07bc440836b3 325 LogError("Transport failed processing the message received.\r\n");
Azure.IoT Build 7:07bc440836b3 326 }
Azure.IoT Build 7:07bc440836b3 327 else
Azure.IoT Build 7:07bc440836b3 328 {
Azure.IoT Build 7:07bc440836b3 329 disposition_result = IoTHubClient_LL_MessageCallback((IOTHUB_CLIENT_LL_HANDLE)context, iothub_message);
Azure.IoT Build 7:07bc440836b3 330
Azure.IoT Build 10:75c5e0d8537d 331 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_105: [The callback 'on_message_received' shall return the result of messaging_delivery_accepted() if the IoTHubClient_LL_MessageCallback() returns IOTHUBMESSAGE_ACCEPTED]
Azure.IoT Build 7:07bc440836b3 332 if (disposition_result == IOTHUBMESSAGE_ACCEPTED)
AzureIoTClient 5:8d58d20699dd 333 {
Azure.IoT Build 7:07bc440836b3 334 result = messaging_delivery_accepted();
Azure.IoT Build 7:07bc440836b3 335 }
Azure.IoT Build 10:75c5e0d8537d 336 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_106: [The callback 'on_message_received' shall return the result of messaging_delivery_released() if the IoTHubClient_LL_MessageCallback() returns IOTHUBMESSAGE_ABANDONED]
Azure.IoT Build 7:07bc440836b3 337 else if (disposition_result == IOTHUBMESSAGE_ABANDONED)
Azure.IoT Build 7:07bc440836b3 338 {
Azure.IoT Build 7:07bc440836b3 339 result = messaging_delivery_released();
AzureIoTClient 5:8d58d20699dd 340 }
Azure.IoT Build 10:75c5e0d8537d 341 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_107: [The callback 'on_message_received' shall return the result of messaging_delivery_rejected("Rejected by application", "Rejected by application") if the IoTHubClient_LL_MessageCallback() returns IOTHUBMESSAGE_REJECTED]
Azure.IoT Build 7:07bc440836b3 342 else if (disposition_result == IOTHUBMESSAGE_REJECTED)
AzureIoTClient 4:57e049bce51e 343 {
Azure.IoT Build 7:07bc440836b3 344 result = messaging_delivery_rejected("Rejected by application", "Rejected by application");
AzureIoTClient 4:57e049bce51e 345 }
Azure.IoT Build 7:07bc440836b3 346 }
Azure.IoT Build 7:07bc440836b3 347
Azure.IoT Build 7:07bc440836b3 348 return result;
Azure.IoT Build 7:07bc440836b3 349 }
Azure.IoT Build 7:07bc440836b3 350
Azure.IoT Build 10:75c5e0d8537d 351 static XIO_HANDLE getTLSIOTransport(const char* fqdn, int port, const char* certificates)
Azure.IoT Build 7:07bc440836b3 352 {
Azure.IoT Build 10:75c5e0d8537d 353 TLSIO_CONFIG tls_io_config = { fqdn, port };
Azure.IoT Build 10:75c5e0d8537d 354 const IO_INTERFACE_DESCRIPTION* io_interface_description = platform_get_default_tlsio();
Azure.IoT Build 10:75c5e0d8537d 355 return xio_create(io_interface_description, &tls_io_config, NULL);
Azure.IoT Build 7:07bc440836b3 356 }
Azure.IoT Build 7:07bc440836b3 357
Azure.IoT Build 7:07bc440836b3 358 static void destroyConnection(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 359 {
Azure.IoT Build 10:75c5e0d8537d 360 if (transport_state->cbs != NULL)
Azure.IoT Build 7:07bc440836b3 361 {
Azure.IoT Build 10:75c5e0d8537d 362 cbs_destroy(transport_state->cbs);
Azure.IoT Build 10:75c5e0d8537d 363 transport_state->cbs = NULL;
Azure.IoT Build 10:75c5e0d8537d 364 }
Azure.IoT Build 7:07bc440836b3 365
Azure.IoT Build 10:75c5e0d8537d 366 if (transport_state->session != NULL)
Azure.IoT Build 10:75c5e0d8537d 367 {
Azure.IoT Build 10:75c5e0d8537d 368 session_destroy(transport_state->session);
Azure.IoT Build 10:75c5e0d8537d 369 transport_state->session = NULL;
Azure.IoT Build 10:75c5e0d8537d 370 }
Azure.IoT Build 7:07bc440836b3 371
Azure.IoT Build 10:75c5e0d8537d 372 if (transport_state->connection != NULL)
Azure.IoT Build 10:75c5e0d8537d 373 {
Azure.IoT Build 10:75c5e0d8537d 374 connection_destroy(transport_state->connection);
Azure.IoT Build 10:75c5e0d8537d 375 transport_state->connection = NULL;
Azure.IoT Build 10:75c5e0d8537d 376 }
Azure.IoT Build 7:07bc440836b3 377
Azure.IoT Build 10:75c5e0d8537d 378 if (transport_state->sasl_io != NULL)
Azure.IoT Build 10:75c5e0d8537d 379 {
Azure.IoT Build 10:75c5e0d8537d 380 xio_destroy(transport_state->sasl_io);
Azure.IoT Build 10:75c5e0d8537d 381 transport_state->sasl_io = NULL;
Azure.IoT Build 10:75c5e0d8537d 382 }
Azure.IoT Build 7:07bc440836b3 383
Azure.IoT Build 10:75c5e0d8537d 384 if (transport_state->sasl_mechanism != NULL)
Azure.IoT Build 10:75c5e0d8537d 385 {
Azure.IoT Build 10:75c5e0d8537d 386 saslmechanism_destroy(transport_state->sasl_mechanism);
Azure.IoT Build 10:75c5e0d8537d 387 transport_state->sasl_mechanism = NULL;
Azure.IoT Build 10:75c5e0d8537d 388 }
Azure.IoT Build 7:07bc440836b3 389
Azure.IoT Build 10:75c5e0d8537d 390 if (transport_state->tls_io != NULL)
Azure.IoT Build 10:75c5e0d8537d 391 {
Azure.IoT Build 10:75c5e0d8537d 392 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_034: [IoTHubTransportAMQP_Destroy shall destroy the AMQP TLS I/O transport.]
Azure.IoT Build 10:75c5e0d8537d 393 xio_destroy(transport_state->tls_io);
Azure.IoT Build 10:75c5e0d8537d 394 transport_state->tls_io = NULL;
Azure.IoT Build 10:75c5e0d8537d 395 }
Azure.IoT Build 7:07bc440836b3 396 }
Azure.IoT Build 7:07bc440836b3 397
Azure.IoT Build 7:07bc440836b3 398 static void on_amqp_management_state_changed(void* context, AMQP_MANAGEMENT_STATE new_amqp_management_state, AMQP_MANAGEMENT_STATE previous_amqp_management_state)
Azure.IoT Build 7:07bc440836b3 399 {
Azure.IoT Build 10:75c5e0d8537d 400 (void)previous_amqp_management_state;
Azure.IoT Build 10:75c5e0d8537d 401 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)context;
Azure.IoT Build 10:75c5e0d8537d 402
Azure.IoT Build 10:75c5e0d8537d 403 if (transport_state != NULL)
Azure.IoT Build 7:07bc440836b3 404 {
Azure.IoT Build 7:07bc440836b3 405 transport_state->connection_state = new_amqp_management_state;
Azure.IoT Build 7:07bc440836b3 406 }
Azure.IoT Build 7:07bc440836b3 407 }
Azure.IoT Build 7:07bc440836b3 408
Azure.IoT Build 7:07bc440836b3 409 static int establishConnection(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 410 {
Azure.IoT Build 7:07bc440836b3 411 int result;
Azure.IoT Build 7:07bc440836b3 412
Azure.IoT Build 7:07bc440836b3 413 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_110: [IoTHubTransportAMQP_DoWork shall create the TLS IO using transport_state->io_transport_provider callback function]
Azure.IoT Build 7:07bc440836b3 414 if (transport_state->tls_io == NULL &&
Azure.IoT Build 10:75c5e0d8537d 415 (transport_state->tls_io = transport_state->tls_io_transport_provider(STRING_c_str(transport_state->iotHubHostFqdn), transport_state->iotHubPort, transport_state->trusted_certificates)) == NULL)
Azure.IoT Build 7:07bc440836b3 416 {
Azure.IoT Build 7:07bc440836b3 417 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_136: [If transport_state->io_transport_provider_callback fails, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 418 result = RESULT_FAILURE;
Azure.IoT Build 10:75c5e0d8537d 419 LogError("Failed to obtain a TLS I/O transport layer.\r\n");
Azure.IoT Build 7:07bc440836b3 420 }
Azure.IoT Build 10:75c5e0d8537d 421 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_056: [IoTHubTransportAMQP_DoWork shall create the SASL mechanism using AMQP's saslmechanism_create() API]
Azure.IoT Build 7:07bc440836b3 422 else if ((transport_state->sasl_mechanism = saslmechanism_create(saslmssbcbs_get_interface(), NULL)) == NULL)
Azure.IoT Build 7:07bc440836b3 423 {
Azure.IoT Build 7:07bc440836b3 424 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_057: [If saslmechanism_create() fails, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 425 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 426 LogError("Failed to create a SASL mechanism.\r\n");
Azure.IoT Build 7:07bc440836b3 427 }
Azure.IoT Build 7:07bc440836b3 428 else
Azure.IoT Build 7:07bc440836b3 429 {
Azure.IoT Build 7:07bc440836b3 430 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_060: [IoTHubTransportAMQP_DoWork shall create the SASL I / O layer using the xio_create() C Shared Utility API]
Azure.IoT Build 7:07bc440836b3 431 SASLCLIENTIO_CONFIG sasl_client_config = { transport_state->tls_io, transport_state->sasl_mechanism };
Azure.IoT Build 7:07bc440836b3 432 if ((transport_state->sasl_io = xio_create(saslclientio_get_interface_description(), &sasl_client_config, NULL)) == NULL)
AzureIoTClient 4:57e049bce51e 433 {
Azure.IoT Build 7:07bc440836b3 434 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_061: [If xio_create() fails creating the SASL I/O layer, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 435 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 436 LogError("Failed to create a SASL I/O layer.\r\n");
AzureIoTClient 4:57e049bce51e 437 }
Azure.IoT Build 7:07bc440836b3 438 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_062: [IoTHubTransportAMQP_DoWork shall create the connection with the IoT service using connection_create() AMQP API, passing the SASL I/O layer, IoT Hub FQDN and container ID as parameters (pass NULL for callbacks)]
Azure.IoT Build 7:07bc440836b3 439 else if ((transport_state->connection = connection_create(transport_state->sasl_io, STRING_c_str(transport_state->iotHubHostFqdn), DEFAULT_CONTAINER_ID, NULL, NULL)) == NULL)
AzureIoTClient 4:57e049bce51e 440 {
Azure.IoT Build 7:07bc440836b3 441 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_063: [If connection_create() fails, IoTHubTransportAMQP_DoWork shall fail and return immediately.]
Azure.IoT Build 7:07bc440836b3 442 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 443 LogError("Failed to create the AMQP connection.\r\n");
Azure.IoT Build 7:07bc440836b3 444 }
Azure.IoT Build 7:07bc440836b3 445 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_137: [IoTHubTransportAMQP_DoWork shall create the AMQP session session_create() AMQP API, passing the connection instance as parameter]
Azure.IoT Build 7:07bc440836b3 446 else if ((transport_state->session = session_create(transport_state->connection, NULL, NULL)) == NULL)
Azure.IoT Build 7:07bc440836b3 447 {
Azure.IoT Build 7:07bc440836b3 448 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_138 : [If session_create() fails, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 449 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 450 LogError("Failed to create the AMQP session.\r\n");
AzureIoTClient 4:57e049bce51e 451 }
AzureIoTClient 4:57e049bce51e 452 else
AzureIoTClient 4:57e049bce51e 453 {
Azure.IoT Build 10:75c5e0d8537d 454 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_065: [IoTHubTransportAMQP_DoWork shall apply a default value of UINT_MAX for the parameter 'AMQP incoming window']
Azure.IoT Build 7:07bc440836b3 455 if (session_set_incoming_window(transport_state->session, (uint32_t)DEFAULT_INCOMING_WINDOW_SIZE) != 0)
Azure.IoT Build 7:07bc440836b3 456 {
Azure.IoT Build 7:07bc440836b3 457 LogError("Failed to set the AMQP incoming window size.\r\n");
Azure.IoT Build 7:07bc440836b3 458 }
Azure.IoT Build 7:07bc440836b3 459
Azure.IoT Build 10:75c5e0d8537d 460 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_115: [IoTHubTransportAMQP_DoWork shall apply a default value of 100 for the parameter 'AMQP outgoing window']
Azure.IoT Build 7:07bc440836b3 461 if (session_set_outgoing_window(transport_state->session, DEFAULT_OUTGOING_WINDOW_SIZE) != 0)
Azure.IoT Build 7:07bc440836b3 462 {
Azure.IoT Build 7:07bc440836b3 463 LogError("Failed to set the AMQP outgoing window size.\r\n");
Azure.IoT Build 7:07bc440836b3 464 }
Azure.IoT Build 7:07bc440836b3 465
Azure.IoT Build 7:07bc440836b3 466 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_066: [IoTHubTransportAMQP_DoWork shall establish the CBS connection using the cbs_create() AMQP API]
Azure.IoT Build 7:07bc440836b3 467 if ((transport_state->cbs = cbs_create(transport_state->session, on_amqp_management_state_changed, NULL)) == NULL)
AzureIoTClient 4:57e049bce51e 468 {
Azure.IoT Build 7:07bc440836b3 469 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_067: [If cbs_create() fails, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 470 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 471 LogError("Failed to create the CBS connection.\r\n");
Azure.IoT Build 7:07bc440836b3 472 }
Azure.IoT Build 7:07bc440836b3 473 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_139: [IoTHubTransportAMQP_DoWork shall open the CBS connection using the cbs_open() AMQP API]
Azure.IoT Build 10:75c5e0d8537d 474 else if (cbs_open(transport_state->cbs) != 0)
Azure.IoT Build 7:07bc440836b3 475 {
Azure.IoT Build 7:07bc440836b3 476 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_140: [If cbs_open() fails, IoTHubTransportAMQP_DoWork shall fail and return immediately]
Azure.IoT Build 7:07bc440836b3 477 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 478 LogError("Failed to open the connection with CBS.\r\n");
Azure.IoT Build 7:07bc440836b3 479 }
Azure.IoT Build 7:07bc440836b3 480 else
Azure.IoT Build 7:07bc440836b3 481 {
Azure.IoT Build 7:07bc440836b3 482 transport_state->connection_establish_time = getSecondsSinceEpoch();
Azure.IoT Build 7:07bc440836b3 483 transport_state->cbs_state = CBS_STATE_IDLE;
Azure.IoT Build 7:07bc440836b3 484 result = RESULT_OK;
AzureIoTClient 4:57e049bce51e 485 }
AzureIoTClient 4:57e049bce51e 486 }
AzureIoTClient 4:57e049bce51e 487 }
Azure.IoT Build 7:07bc440836b3 488
Azure.IoT Build 7:07bc440836b3 489 if (result == RESULT_FAILURE)
Azure.IoT Build 7:07bc440836b3 490 {
Azure.IoT Build 7:07bc440836b3 491 destroyConnection(transport_state);
Azure.IoT Build 7:07bc440836b3 492 }
Azure.IoT Build 7:07bc440836b3 493
Azure.IoT Build 7:07bc440836b3 494 return result;
AzureIoTClient 4:57e049bce51e 495 }
AzureIoTClient 4:57e049bce51e 496
Azure.IoT Build 7:07bc440836b3 497 static int startAuthentication(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 498 {
Azure.IoT Build 10:75c5e0d8537d 499 int result;
Azure.IoT Build 7:07bc440836b3 500
Azure.IoT Build 7:07bc440836b3 501 size_t sas_token_create_time = getSecondsSinceEpoch(); // I.e.: NOW, in seconds since epoch.
Azure.IoT Build 7:07bc440836b3 502
Azure.IoT Build 10:75c5e0d8537d 503 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_083: [Each new SAS token created by the transport shall be valid for up to 'sas_token_lifetime' milliseconds from the time of creation]
Azure.IoT Build 7:07bc440836b3 504 size_t new_expiry_time = sas_token_create_time + (transport_state->sas_token_lifetime / 1000);
Azure.IoT Build 7:07bc440836b3 505
Azure.IoT Build 7:07bc440836b3 506 STRING_HANDLE newSASToken = SASToken_Create(transport_state->deviceKey, transport_state->devicesPath, transport_state->sasTokenKeyName, new_expiry_time);
Azure.IoT Build 7:07bc440836b3 507
Azure.IoT Build 7:07bc440836b3 508 if (newSASToken == NULL)
AzureIoTClient 4:57e049bce51e 509 {
Azure.IoT Build 7:07bc440836b3 510 LogError("Could not generate a new SAS token for the CBS\r\n");
Azure.IoT Build 10:75c5e0d8537d 511 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 512 }
Azure.IoT Build 7:07bc440836b3 513 else if (cbs_put_token(transport_state->cbs, CBS_AUDIENCE, STRING_c_str(transport_state->devicesPath), STRING_c_str(newSASToken), on_put_token_complete, transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 514 {
Azure.IoT Build 7:07bc440836b3 515 LogError("Failed applying new SAS token to CBS\r\n");
Azure.IoT Build 10:75c5e0d8537d 516 result = RESULT_FAILURE;
AzureIoTClient 4:57e049bce51e 517 }
AzureIoTClient 4:57e049bce51e 518 else
AzureIoTClient 4:57e049bce51e 519 {
Azure.IoT Build 7:07bc440836b3 520 transport_state->cbs_state = CBS_STATE_AUTH_IN_PROGRESS;
Azure.IoT Build 7:07bc440836b3 521 transport_state->current_sas_token_create_time = sas_token_create_time;
Azure.IoT Build 7:07bc440836b3 522 result = RESULT_OK;
AzureIoTClient 4:57e049bce51e 523 }
Azure.IoT Build 7:07bc440836b3 524
Azure.IoT Build 7:07bc440836b3 525 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_145: [Each new SAS token created shall be deleted from memory immediately after sending it to CBS]
Azure.IoT Build 7:07bc440836b3 526 if (newSASToken != NULL)
Azure.IoT Build 10:75c5e0d8537d 527 {
Azure.IoT Build 7:07bc440836b3 528 STRING_delete(newSASToken);
Azure.IoT Build 10:75c5e0d8537d 529 }
Azure.IoT Build 7:07bc440836b3 530
AzureIoTClient 4:57e049bce51e 531 return result;
AzureIoTClient 4:57e049bce51e 532 }
AzureIoTClient 4:57e049bce51e 533
Azure.IoT Build 7:07bc440836b3 534 static int verifyAuthenticationTimeout(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 535 {
Azure.IoT Build 7:07bc440836b3 536 return ((getSecondsSinceEpoch() - transport_state->current_sas_token_create_time) * 1000 >= transport_state->cbs_request_timeout) ? RESULT_TIMEOUT : RESULT_OK;
Azure.IoT Build 7:07bc440836b3 537 }
AzureIoTClient 4:57e049bce51e 538
Azure.IoT Build 7:07bc440836b3 539 static void handleEventSendTimeouts(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 540 {
Azure.IoT Build 7:07bc440836b3 541 time_t current_time = get_time(NULL);
Azure.IoT Build 7:07bc440836b3 542 PDLIST_ENTRY entry = transport_state->inProgress.Flink;
Azure.IoT Build 7:07bc440836b3 543
Azure.IoT Build 7:07bc440836b3 544 while (entry != &transport_state->inProgress)
AzureIoTClient 4:57e049bce51e 545 {
Azure.IoT Build 7:07bc440836b3 546 EVENT_TRACKER* event_tracker = containingRecord(entry, EVENT_TRACKER, entry);
Azure.IoT Build 7:07bc440836b3 547
Azure.IoT Build 10:75c5e0d8537d 548 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_085: [IoTHubTransportAMQP_DoWork shall attempt to send all the queued messages for up to 'message_send_timeout' milliseconds]
Azure.IoT Build 7:07bc440836b3 549 if (difftime(current_time, event_tracker->time_sent) * 1000 >= transport_state->message_send_timeout)
Azure.IoT Build 7:07bc440836b3 550 {
Azure.IoT Build 10:75c5e0d8537d 551 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_120: [If a 'message_send_timeout' occurs the timed out events removed from the inProgress and the upper layer notified of the send error]
Azure.IoT Build 7:07bc440836b3 552 on_message_send_complete(event_tracker, MESSAGE_SEND_ERROR);
Azure.IoT Build 7:07bc440836b3 553 }
Azure.IoT Build 7:07bc440836b3 554
Azure.IoT Build 7:07bc440836b3 555 entry = entry->Flink;
AzureIoTClient 4:57e049bce51e 556 }
Azure.IoT Build 7:07bc440836b3 557 }
Azure.IoT Build 7:07bc440836b3 558
Azure.IoT Build 7:07bc440836b3 559 static void attachDeviceClientTypeToLink(LINK_HANDLE link)
Azure.IoT Build 7:07bc440836b3 560 {
Azure.IoT Build 10:75c5e0d8537d 561 fields attach_properties;
Azure.IoT Build 10:75c5e0d8537d 562 AMQP_VALUE deviceClientTypeKeyName;
Azure.IoT Build 10:75c5e0d8537d 563 AMQP_VALUE deviceClientTypeValue;
Azure.IoT Build 7:07bc440836b3 564 int result;
Azure.IoT Build 7:07bc440836b3 565
Azure.IoT Build 7:07bc440836b3 566 //
Azure.IoT Build 7:07bc440836b3 567 // Attempt to add the device client type string to the attach properties.
Azure.IoT Build 7:07bc440836b3 568 // If this doesn't happen, well, this isn't that important. We can operate
Azure.IoT Build 7:07bc440836b3 569 // without this property. It's worth noting that even though we are going
Azure.IoT Build 7:07bc440836b3 570 // on, the reasons any of these operations fail don't bode well for the
Azure.IoT Build 7:07bc440836b3 571 // actual upcoming attach.
Azure.IoT Build 7:07bc440836b3 572 //
Azure.IoT Build 7:07bc440836b3 573
Azure.IoT Build 7:07bc440836b3 574 // Codes_SRS_IOTHUBTRANSPORTAMQP_06_187: [If IotHubTransportAMQP_DoWork fails to create an attach properties map and assign that map to the link the function will STILL proceed with the attempt to create the message sender.]
Azure.IoT Build 7:07bc440836b3 575
Azure.IoT Build 7:07bc440836b3 576 if ((attach_properties = amqpvalue_create_map()) == NULL)
AzureIoTClient 4:57e049bce51e 577 {
Azure.IoT Build 7:07bc440836b3 578 LogError("Failed to create the map for device client type.\r\n");
AzureIoTClient 4:57e049bce51e 579 }
Azure.IoT Build 10:75c5e0d8537d 580 else
Azure.IoT Build 7:07bc440836b3 581 {
Azure.IoT Build 10:75c5e0d8537d 582 if ((deviceClientTypeKeyName = amqpvalue_create_symbol("com.microsoft:client-version")) == NULL)
Azure.IoT Build 10:75c5e0d8537d 583 {
Azure.IoT Build 10:75c5e0d8537d 584 LogError("Failed to create the key name for the device client type.\r\n");
Azure.IoT Build 10:75c5e0d8537d 585 }
Azure.IoT Build 10:75c5e0d8537d 586 else
Azure.IoT Build 10:75c5e0d8537d 587 {
Azure.IoT Build 10:75c5e0d8537d 588 if ((deviceClientTypeValue = amqpvalue_create_string(CLIENT_DEVICE_TYPE_PREFIX CLIENT_DEVICE_BACKSLASH IOTHUB_SDK_VERSION)) == NULL)
Azure.IoT Build 10:75c5e0d8537d 589 {
Azure.IoT Build 10:75c5e0d8537d 590 LogError("Failed to create the key value for the device client type.\r\n");
Azure.IoT Build 10:75c5e0d8537d 591 }
Azure.IoT Build 10:75c5e0d8537d 592 else
Azure.IoT Build 10:75c5e0d8537d 593 {
Azure.IoT Build 10:75c5e0d8537d 594 if ((result = amqpvalue_set_map_value(attach_properties, deviceClientTypeKeyName, deviceClientTypeValue)) != 0)
Azure.IoT Build 10:75c5e0d8537d 595 {
Azure.IoT Build 10:75c5e0d8537d 596 LogError("Failed to set the property map for the device client type. Error code is: %d\r\n", result);
Azure.IoT Build 10:75c5e0d8537d 597 }
Azure.IoT Build 10:75c5e0d8537d 598 else if ((result = link_set_attach_properties(link, attach_properties)) != 0)
Azure.IoT Build 10:75c5e0d8537d 599 {
Azure.IoT Build 10:75c5e0d8537d 600 LogError("Unable to attach the device client type to the link properties. Error code is: %d\r\n", result);
Azure.IoT Build 10:75c5e0d8537d 601 }
Azure.IoT Build 10:75c5e0d8537d 602
Azure.IoT Build 10:75c5e0d8537d 603 amqpvalue_destroy(deviceClientTypeValue);
Azure.IoT Build 10:75c5e0d8537d 604 }
Azure.IoT Build 10:75c5e0d8537d 605
Azure.IoT Build 10:75c5e0d8537d 606 amqpvalue_destroy(deviceClientTypeKeyName);
Azure.IoT Build 10:75c5e0d8537d 607 }
Azure.IoT Build 10:75c5e0d8537d 608
Azure.IoT Build 10:75c5e0d8537d 609 amqpvalue_destroy(attach_properties);
AzureIoTClient 4:57e049bce51e 610 }
Azure.IoT Build 7:07bc440836b3 611 }
Azure.IoT Build 7:07bc440836b3 612
Azure.IoT Build 10:75c5e0d8537d 613 static void destroyEventSender(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 614 {
Azure.IoT Build 7:07bc440836b3 615 if (transport_state->message_sender != NULL)
Azure.IoT Build 7:07bc440836b3 616 {
Azure.IoT Build 7:07bc440836b3 617 messagesender_destroy(transport_state->message_sender);
Azure.IoT Build 7:07bc440836b3 618 transport_state->message_sender = NULL;
Azure.IoT Build 7:07bc440836b3 619
Azure.IoT Build 7:07bc440836b3 620 link_destroy(transport_state->sender_link);
Azure.IoT Build 7:07bc440836b3 621 transport_state->sender_link = NULL;
AzureIoTClient 4:57e049bce51e 622 }
AzureIoTClient 4:57e049bce51e 623 }
AzureIoTClient 4:57e049bce51e 624
Azure.IoT Build 7:07bc440836b3 625 static int createEventSender(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 626 {
Azure.IoT Build 7:07bc440836b3 627 int result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 628
Azure.IoT Build 7:07bc440836b3 629 if (transport_state->message_sender == NULL)
AzureIoTClient 4:57e049bce51e 630 {
Azure.IoT Build 7:07bc440836b3 631 AMQP_VALUE source = NULL;
Azure.IoT Build 7:07bc440836b3 632 AMQP_VALUE target = NULL;
Azure.IoT Build 7:07bc440836b3 633
Azure.IoT Build 10:75c5e0d8537d 634 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_068: [IoTHubTransportAMQP_DoWork shall create the AMQP link for sending messages using 'source' as "ingress", target as the IoT hub FQDN, link name as "sender-link" and role as 'role_sender']
Azure.IoT Build 7:07bc440836b3 635 if ((source = messaging_create_source(MESSAGE_SENDER_SOURCE_ADDRESS)) == NULL)
AzureIoTClient 4:57e049bce51e 636 {
Azure.IoT Build 7:07bc440836b3 637 LogError("Failed creating AMQP messaging source attribute.\r\n");
AzureIoTClient 4:57e049bce51e 638 }
Azure.IoT Build 7:07bc440836b3 639 else if ((target = messaging_create_target(STRING_c_str(transport_state->targetAddress))) == NULL)
AzureIoTClient 4:57e049bce51e 640 {
Azure.IoT Build 7:07bc440836b3 641 LogError("Failed creating AMQP messaging target attribute.\r\n");
Azure.IoT Build 7:07bc440836b3 642 }
Azure.IoT Build 7:07bc440836b3 643 else if ((transport_state->sender_link = link_create(transport_state->session, MESSAGE_SENDER_LINK_NAME, role_sender, source, target)) == NULL)
Azure.IoT Build 7:07bc440836b3 644 {
Azure.IoT Build 7:07bc440836b3 645 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_069: [If IoTHubTransportAMQP_DoWork fails to create the AMQP link for sending messages, the function shall fail and return immediately, flagging the connection to be re-stablished]
Azure.IoT Build 7:07bc440836b3 646 LogError("Failed creating AMQP link for message sender.\r\n");
AzureIoTClient 4:57e049bce51e 647 }
AzureIoTClient 4:57e049bce51e 648 else
AzureIoTClient 4:57e049bce51e 649 {
Azure.IoT Build 10:75c5e0d8537d 650 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_119: [IoTHubTransportAMQP_DoWork shall apply a default value of 65536 for the parameter 'Link MAX message size']
Azure.IoT Build 7:07bc440836b3 651 if (link_set_max_message_size(transport_state->sender_link, MESSAGE_SENDER_MAX_LINK_SIZE) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 652 {
Azure.IoT Build 7:07bc440836b3 653 LogError("Failed setting AMQP link max message size.\r\n");
Azure.IoT Build 7:07bc440836b3 654 }
Azure.IoT Build 7:07bc440836b3 655
Azure.IoT Build 7:07bc440836b3 656 attachDeviceClientTypeToLink(transport_state->sender_link);
Azure.IoT Build 7:07bc440836b3 657
Azure.IoT Build 7:07bc440836b3 658 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_070: [IoTHubTransportAMQP_DoWork shall create the AMQP message sender using messagesender_create() AMQP API]
Azure.IoT Build 7:07bc440836b3 659 if ((transport_state->message_sender = messagesender_create(transport_state->sender_link, NULL, NULL, NULL)) == NULL)
Azure.IoT Build 7:07bc440836b3 660 {
Azure.IoT Build 7:07bc440836b3 661 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_071: [IoTHubTransportAMQP_DoWork shall fail and return immediately if the AMQP message sender instance fails to be created, flagging the connection to be re-established]
Azure.IoT Build 7:07bc440836b3 662 LogError("Could not allocate AMQP message sender\r\n");
Azure.IoT Build 7:07bc440836b3 663 }
Azure.IoT Build 7:07bc440836b3 664 else
Azure.IoT Build 7:07bc440836b3 665 {
Azure.IoT Build 7:07bc440836b3 666 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_072: [IoTHubTransportAMQP_DoWork shall open the AMQP message sender using messagesender_open() AMQP API]
Azure.IoT Build 7:07bc440836b3 667 if (messagesender_open(transport_state->message_sender) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 668 {
Azure.IoT Build 7:07bc440836b3 669 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_073: [IoTHubTransportAMQP_DoWork shall fail and return immediately if the AMQP message sender instance fails to be opened, flagging the connection to be re-established]
Azure.IoT Build 7:07bc440836b3 670 LogError("Failed opening the AMQP message sender.\r\n");
Azure.IoT Build 7:07bc440836b3 671 }
Azure.IoT Build 7:07bc440836b3 672 else
Azure.IoT Build 7:07bc440836b3 673 {
Azure.IoT Build 7:07bc440836b3 674 result = RESULT_OK;
Azure.IoT Build 7:07bc440836b3 675 }
Azure.IoT Build 7:07bc440836b3 676 }
AzureIoTClient 4:57e049bce51e 677 }
Azure.IoT Build 7:07bc440836b3 678
Azure.IoT Build 7:07bc440836b3 679 if (source != NULL)
Azure.IoT Build 7:07bc440836b3 680 amqpvalue_destroy(source);
Azure.IoT Build 7:07bc440836b3 681 if (target != NULL)
Azure.IoT Build 7:07bc440836b3 682 amqpvalue_destroy(target);
AzureIoTClient 4:57e049bce51e 683 }
Azure.IoT Build 7:07bc440836b3 684
Azure.IoT Build 7:07bc440836b3 685 return result;
AzureIoTClient 4:57e049bce51e 686 }
Azure.IoT Build 7:07bc440836b3 687
Azure.IoT Build 7:07bc440836b3 688 static int destroyMessageReceiver(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 689 {
Azure.IoT Build 7:07bc440836b3 690 int result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 691
Azure.IoT Build 7:07bc440836b3 692 if (transport_state->message_receiver != NULL)
AzureIoTClient 4:57e049bce51e 693 {
Azure.IoT Build 7:07bc440836b3 694 if (messagereceiver_close(transport_state->message_receiver) != RESULT_OK)
AzureIoTClient 4:57e049bce51e 695 {
Azure.IoT Build 7:07bc440836b3 696 LogError("Failed closing the AMQP message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 697 }
Azure.IoT Build 7:07bc440836b3 698
Azure.IoT Build 7:07bc440836b3 699 messagereceiver_destroy(transport_state->message_receiver);
Azure.IoT Build 7:07bc440836b3 700
Azure.IoT Build 7:07bc440836b3 701 transport_state->message_receiver = NULL;
Azure.IoT Build 7:07bc440836b3 702
Azure.IoT Build 7:07bc440836b3 703 link_destroy(transport_state->receiver_link);
Azure.IoT Build 7:07bc440836b3 704
Azure.IoT Build 7:07bc440836b3 705 transport_state->receiver_link = NULL;
Azure.IoT Build 7:07bc440836b3 706
Azure.IoT Build 7:07bc440836b3 707 result = RESULT_OK;
Azure.IoT Build 7:07bc440836b3 708 }
Azure.IoT Build 7:07bc440836b3 709
Azure.IoT Build 7:07bc440836b3 710 return result;
Azure.IoT Build 7:07bc440836b3 711 }
Azure.IoT Build 7:07bc440836b3 712
Azure.IoT Build 7:07bc440836b3 713 static int createMessageReceiver(AMQP_TRANSPORT_INSTANCE* transport_state, IOTHUB_CLIENT_LL_HANDLE iothub_client_handle)
Azure.IoT Build 7:07bc440836b3 714 {
Azure.IoT Build 7:07bc440836b3 715 int result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 716
Azure.IoT Build 7:07bc440836b3 717 if (transport_state->message_sender == NULL)
Azure.IoT Build 7:07bc440836b3 718 {
Azure.IoT Build 7:07bc440836b3 719 AMQP_VALUE source = NULL;
Azure.IoT Build 7:07bc440836b3 720 AMQP_VALUE target = NULL;
Azure.IoT Build 7:07bc440836b3 721
Azure.IoT Build 10:75c5e0d8537d 722 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_074: [IoTHubTransportAMQP_DoWork shall create the AMQP link for receiving messages using 'source' as messageReceiveAddress, target as the "ingress-rx", link name as "receiver-link" and role as 'role_receiver']
Azure.IoT Build 7:07bc440836b3 723 if ((source = messaging_create_source(STRING_c_str(transport_state->messageReceiveAddress))) == NULL)
Azure.IoT Build 7:07bc440836b3 724 {
Azure.IoT Build 7:07bc440836b3 725 LogError("Failed creating AMQP message receiver source attribute.\r\n");
Azure.IoT Build 7:07bc440836b3 726 }
Azure.IoT Build 7:07bc440836b3 727 else if ((target = messaging_create_target(MESSAGE_RECEIVER_TARGET_ADDRESS)) == NULL)
Azure.IoT Build 7:07bc440836b3 728 {
Azure.IoT Build 7:07bc440836b3 729 LogError("Failed creating AMQP message receiver target attribute.\r\n");
Azure.IoT Build 7:07bc440836b3 730 }
Azure.IoT Build 7:07bc440836b3 731 else if ((transport_state->receiver_link = link_create(transport_state->session, MESSAGE_RECEIVER_LINK_NAME, role_receiver, source, target)) == NULL)
Azure.IoT Build 7:07bc440836b3 732 {
Azure.IoT Build 7:07bc440836b3 733 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_075: [If IoTHubTransportAMQP_DoWork fails to create the AMQP link for receiving messages, the function shall fail and return immediately, flagging the connection to be re-stablished]
Azure.IoT Build 7:07bc440836b3 734 LogError("Failed creating AMQP link for message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 735 }
Azure.IoT Build 7:07bc440836b3 736 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_076: [IoTHubTransportAMQP_DoWork shall set the receiver link settle mode as receiver_settle_mode_first]
Azure.IoT Build 7:07bc440836b3 737 else if (link_set_rcv_settle_mode(transport_state->receiver_link, receiver_settle_mode_first) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 738 {
Azure.IoT Build 7:07bc440836b3 739 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_141: [If IoTHubTransportAMQP_DoWork fails to set the settle mode on the AMQP link for receiving messages, the function shall fail and return immediately, flagging the connection to be re-stablished]
Azure.IoT Build 7:07bc440836b3 740 LogError("Failed setting AMQP link settle mode for message receiver.\r\n");
AzureIoTClient 4:57e049bce51e 741 }
AzureIoTClient 4:57e049bce51e 742 else
AzureIoTClient 4:57e049bce51e 743 {
Azure.IoT Build 10:75c5e0d8537d 744 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_119: [IoTHubTransportAMQP_DoWork shall apply a default value of 65536 for the parameter 'Link MAX message size']
Azure.IoT Build 7:07bc440836b3 745 if (link_set_max_message_size(transport_state->receiver_link, MESSAGE_RECEIVER_MAX_LINK_SIZE) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 746 {
Azure.IoT Build 7:07bc440836b3 747 LogError("Failed setting AMQP link max message size for message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 748 }
Azure.IoT Build 7:07bc440836b3 749
Azure.IoT Build 7:07bc440836b3 750 attachDeviceClientTypeToLink(transport_state->receiver_link);
AzureIoTClient 4:57e049bce51e 751
Azure.IoT Build 7:07bc440836b3 752 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_077: [IoTHubTransportAMQP_DoWork shall create the AMQP message receiver using messagereceiver_create() AMQP API]
Azure.IoT Build 7:07bc440836b3 753 if ((transport_state->message_receiver = messagereceiver_create(transport_state->receiver_link, NULL, NULL)) == NULL)
Azure.IoT Build 7:07bc440836b3 754 {
Azure.IoT Build 7:07bc440836b3 755 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_078: [IoTHubTransportAMQP_DoWork shall fail and return immediately if the AMQP message receiver instance fails to be created, flagging the connection to be re-established]
Azure.IoT Build 7:07bc440836b3 756 LogError("Could not allocate AMQP message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 757 }
Azure.IoT Build 7:07bc440836b3 758 else
AzureIoTClient 4:57e049bce51e 759 {
Azure.IoT Build 7:07bc440836b3 760 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_079: [IoTHubTransportAMQP_DoWork shall open the AMQP message receiver using messagereceiver_open() AMQP API, passing a callback function for handling C2D incoming messages]
Azure.IoT Build 10:75c5e0d8537d 761 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_123: [IoTHubTransportAMQP_DoWork shall create each AMQP message_receiver passing the 'on_message_received' as the callback function]
Azure.IoT Build 7:07bc440836b3 762 if (messagereceiver_open(transport_state->message_receiver, on_message_received, (const void*)iothub_client_handle) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 763 {
Azure.IoT Build 7:07bc440836b3 764 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_080: [IoTHubTransportAMQP_DoWork shall fail and return immediately if the AMQP message receiver instance fails to be opened, flagging the connection to be re-established]
Azure.IoT Build 7:07bc440836b3 765 LogError("Failed opening the AMQP message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 766 }
Azure.IoT Build 7:07bc440836b3 767 else
Azure.IoT Build 7:07bc440836b3 768 {
Azure.IoT Build 7:07bc440836b3 769 result = RESULT_OK;
Azure.IoT Build 7:07bc440836b3 770 }
AzureIoTClient 4:57e049bce51e 771 }
AzureIoTClient 4:57e049bce51e 772 }
Azure.IoT Build 7:07bc440836b3 773
Azure.IoT Build 7:07bc440836b3 774 if (source != NULL)
Azure.IoT Build 7:07bc440836b3 775 amqpvalue_destroy(source);
Azure.IoT Build 7:07bc440836b3 776 if (target != NULL)
Azure.IoT Build 7:07bc440836b3 777 amqpvalue_destroy(target);
AzureIoTClient 4:57e049bce51e 778 }
Azure.IoT Build 7:07bc440836b3 779
Azure.IoT Build 7:07bc440836b3 780 return result;
AzureIoTClient 4:57e049bce51e 781 }
AzureIoTClient 4:57e049bce51e 782
Azure.IoT Build 10:75c5e0d8537d 783 static int addPropertiesTouAMQPMessage(IOTHUB_MESSAGE_HANDLE iothub_message_handle, MESSAGE_HANDLE uamqp_message)
Azure.IoT Build 10:75c5e0d8537d 784 {
Azure.IoT Build 10:75c5e0d8537d 785 int result;
Azure.IoT Build 10:75c5e0d8537d 786 MAP_HANDLE properties_map;
Azure.IoT Build 10:75c5e0d8537d 787 const char* const* propertyKeys;
Azure.IoT Build 10:75c5e0d8537d 788 const char* const* propertyValues;
Azure.IoT Build 10:75c5e0d8537d 789 size_t propertyCount;
Azure.IoT Build 10:75c5e0d8537d 790
Azure.IoT Build 10:75c5e0d8537d 791 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_007: [The IoTHub message properties shall be obtained by calling IoTHubMessage_Properties.] */
Azure.IoT Build 10:75c5e0d8537d 792 properties_map = IoTHubMessage_Properties(iothub_message_handle);
Azure.IoT Build 10:75c5e0d8537d 793 if (properties_map == NULL)
Azure.IoT Build 10:75c5e0d8537d 794 {
Azure.IoT Build 10:75c5e0d8537d 795 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 796 LogError("Failed to get property map from IoTHub message.\r\n");
Azure.IoT Build 10:75c5e0d8537d 797 result = __LINE__;
Azure.IoT Build 10:75c5e0d8537d 798 }
Azure.IoT Build 10:75c5e0d8537d 799 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_015: [The actual keys and values, as well as the number of properties shall be obtained by calling Map_GetInternals on the handle obtained from IoTHubMessage_Properties.] */
Azure.IoT Build 10:75c5e0d8537d 800 else if (Map_GetInternals(properties_map, &propertyKeys, &propertyValues, &propertyCount) != MAP_OK)
Azure.IoT Build 10:75c5e0d8537d 801 {
Azure.IoT Build 10:75c5e0d8537d 802 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 803 LogError("Failed to get the internals of the property map.\r\n");
Azure.IoT Build 10:75c5e0d8537d 804 result = __LINE__;
Azure.IoT Build 10:75c5e0d8537d 805 }
Azure.IoT Build 10:75c5e0d8537d 806 else
Azure.IoT Build 10:75c5e0d8537d 807 {
Azure.IoT Build 10:75c5e0d8537d 808 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_016: [If the number of properties is 0, no uAMQP map shall be created and no application properties shall be set on the uAMQP message.] */
Azure.IoT Build 10:75c5e0d8537d 809 if (propertyCount != 0)
Azure.IoT Build 10:75c5e0d8537d 810 {
Azure.IoT Build 10:75c5e0d8537d 811 size_t i;
Azure.IoT Build 10:75c5e0d8537d 812 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_009: [The uAMQP map shall be created by calling amqpvalue_create_map.] */
Azure.IoT Build 10:75c5e0d8537d 813 AMQP_VALUE uamqp_map = amqpvalue_create_map();
Azure.IoT Build 10:75c5e0d8537d 814 if (uamqp_map == NULL)
Azure.IoT Build 10:75c5e0d8537d 815 {
Azure.IoT Build 10:75c5e0d8537d 816 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 817 LogError("Failed to create uAMQP map for the properties.\r\n");
Azure.IoT Build 10:75c5e0d8537d 818 result = __LINE__;
Azure.IoT Build 10:75c5e0d8537d 819 }
Azure.IoT Build 10:75c5e0d8537d 820 else
Azure.IoT Build 10:75c5e0d8537d 821 {
Azure.IoT Build 10:75c5e0d8537d 822 for (i = 0; i < propertyCount; i++)
Azure.IoT Build 10:75c5e0d8537d 823 {
Azure.IoT Build 10:75c5e0d8537d 824 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_010: [A key uAMQP value shall be created by using amqpvalue_create_string.] */
Azure.IoT Build 10:75c5e0d8537d 825 AMQP_VALUE map_key_value = amqpvalue_create_string(propertyKeys[i]);
Azure.IoT Build 10:75c5e0d8537d 826 if (map_key_value == NULL)
Azure.IoT Build 10:75c5e0d8537d 827 {
Azure.IoT Build 10:75c5e0d8537d 828 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 829 LogError("Failed to create uAMQP property key value.\r\n");
Azure.IoT Build 10:75c5e0d8537d 830 break;
Azure.IoT Build 10:75c5e0d8537d 831 }
Azure.IoT Build 10:75c5e0d8537d 832
Azure.IoT Build 10:75c5e0d8537d 833 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_011: [A value uAMQP value shall be created by using amqpvalue_create_string.] */
Azure.IoT Build 10:75c5e0d8537d 834 AMQP_VALUE map_value_value = amqpvalue_create_string(propertyValues[i]);
Azure.IoT Build 10:75c5e0d8537d 835 if (map_value_value == NULL)
Azure.IoT Build 10:75c5e0d8537d 836 {
Azure.IoT Build 10:75c5e0d8537d 837 amqpvalue_destroy(map_key_value);
Azure.IoT Build 10:75c5e0d8537d 838 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 839 LogError("Failed to create uAMQP property key value.\r\n");
Azure.IoT Build 10:75c5e0d8537d 840 break;
Azure.IoT Build 10:75c5e0d8537d 841 }
Azure.IoT Build 10:75c5e0d8537d 842
Azure.IoT Build 10:75c5e0d8537d 843 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_008: [All properties shall be transferred to a uAMQP map.] */
Azure.IoT Build 10:75c5e0d8537d 844 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_012: [The key/value pair for the property shall be set into the uAMQP property map by calling amqpvalue_map_set_value.] */
Azure.IoT Build 10:75c5e0d8537d 845 if (amqpvalue_set_map_value(uamqp_map, map_key_value, map_value_value) != 0)
Azure.IoT Build 10:75c5e0d8537d 846 {
Azure.IoT Build 10:75c5e0d8537d 847 amqpvalue_destroy(map_key_value);
Azure.IoT Build 10:75c5e0d8537d 848 amqpvalue_destroy(map_value_value);
Azure.IoT Build 10:75c5e0d8537d 849 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 850 LogError("Failed to create uAMQP property key value.\r\n");
Azure.IoT Build 10:75c5e0d8537d 851 break;
Azure.IoT Build 10:75c5e0d8537d 852 }
Azure.IoT Build 10:75c5e0d8537d 853
Azure.IoT Build 10:75c5e0d8537d 854 amqpvalue_destroy(map_key_value);
Azure.IoT Build 10:75c5e0d8537d 855 amqpvalue_destroy(map_value_value);
Azure.IoT Build 10:75c5e0d8537d 856 }
Azure.IoT Build 10:75c5e0d8537d 857
Azure.IoT Build 10:75c5e0d8537d 858 if (i < propertyCount)
Azure.IoT Build 10:75c5e0d8537d 859 {
Azure.IoT Build 10:75c5e0d8537d 860 result = __LINE__;
Azure.IoT Build 10:75c5e0d8537d 861 }
Azure.IoT Build 10:75c5e0d8537d 862 else
Azure.IoT Build 10:75c5e0d8537d 863 {
Azure.IoT Build 10:75c5e0d8537d 864 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_013: [After all properties have been filled in the uAMQP map, the uAMQP properties map shall be set on the uAMQP message by calling message_set_application_properties.] */
Azure.IoT Build 10:75c5e0d8537d 865 if (message_set_application_properties(uamqp_message, uamqp_map) != 0)
Azure.IoT Build 10:75c5e0d8537d 866 {
Azure.IoT Build 10:75c5e0d8537d 867 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 868 LogError("Failed to transfer the message properties to the uAMQP message.\r\n");
Azure.IoT Build 10:75c5e0d8537d 869 result = __LINE__;
Azure.IoT Build 10:75c5e0d8537d 870 }
Azure.IoT Build 10:75c5e0d8537d 871 else
Azure.IoT Build 10:75c5e0d8537d 872 {
Azure.IoT Build 10:75c5e0d8537d 873 result = 0;
Azure.IoT Build 10:75c5e0d8537d 874 }
Azure.IoT Build 10:75c5e0d8537d 875 }
Azure.IoT Build 10:75c5e0d8537d 876
Azure.IoT Build 10:75c5e0d8537d 877 amqpvalue_destroy(uamqp_map);
Azure.IoT Build 10:75c5e0d8537d 878 }
Azure.IoT Build 10:75c5e0d8537d 879 }
Azure.IoT Build 10:75c5e0d8537d 880 else
Azure.IoT Build 10:75c5e0d8537d 881 {
Azure.IoT Build 10:75c5e0d8537d 882 result = 0;
Azure.IoT Build 10:75c5e0d8537d 883 }
Azure.IoT Build 10:75c5e0d8537d 884 }
Azure.IoT Build 10:75c5e0d8537d 885
Azure.IoT Build 10:75c5e0d8537d 886 return result;
Azure.IoT Build 10:75c5e0d8537d 887 }
Azure.IoT Build 10:75c5e0d8537d 888
Azure.IoT Build 7:07bc440836b3 889 static int sendPendingEvents(AMQP_TRANSPORT_INSTANCE* transport_state)
AzureIoTClient 4:57e049bce51e 890 {
Azure.IoT Build 7:07bc440836b3 891 int result = RESULT_OK;
Azure.IoT Build 10:75c5e0d8537d 892 IOTHUB_MESSAGE_LIST* message;
Azure.IoT Build 7:07bc440836b3 893
Azure.IoT Build 7:07bc440836b3 894 while ((message = getNextEventToSend(transport_state)) != NULL)
AzureIoTClient 4:57e049bce51e 895 {
Azure.IoT Build 7:07bc440836b3 896 result = RESULT_FAILURE;
Azure.IoT Build 7:07bc440836b3 897
Azure.IoT Build 7:07bc440836b3 898 IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
Azure.IoT Build 10:75c5e0d8537d 899 const unsigned char* messageContent;
Azure.IoT Build 10:75c5e0d8537d 900 size_t messageContentSize;
Azure.IoT Build 7:07bc440836b3 901 MESSAGE_HANDLE amqp_message;
Azure.IoT Build 7:07bc440836b3 902 bool is_message_error = false;
Azure.IoT Build 7:07bc440836b3 903 EVENT_TRACKER* event_tracker;
Azure.IoT Build 7:07bc440836b3 904
Azure.IoT Build 10:75c5e0d8537d 905 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_086: [IoTHubTransportAMQP_DoWork shall move queued events to an "in-progress" list right before processing them for sending]
Azure.IoT Build 7:07bc440836b3 906 if ((event_tracker = trackEvent(message, transport_state)) == NULL)
Azure.IoT Build 7:07bc440836b3 907 {
Azure.IoT Build 7:07bc440836b3 908 LogError("Failed tracking the event to be sent.\r\n");
Azure.IoT Build 7:07bc440836b3 909 }
Azure.IoT Build 7:07bc440836b3 910 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_087: [If the event contains a message of type IOTHUBMESSAGE_BYTEARRAY, IoTHubTransportAMQP_DoWork shall obtain its char* representation and size using IoTHubMessage_GetByteArray()]
Azure.IoT Build 7:07bc440836b3 911 else if (contentType == IOTHUBMESSAGE_BYTEARRAY &&
Azure.IoT Build 7:07bc440836b3 912 IoTHubMessage_GetByteArray(message->messageHandle, &messageContent, &messageContentSize) != IOTHUB_MESSAGE_OK)
AzureIoTClient 4:57e049bce51e 913 {
Azure.IoT Build 7:07bc440836b3 914 LogError("Failed getting the BYTE array representation of the event content to be sent.\r\n");
Azure.IoT Build 7:07bc440836b3 915 is_message_error = true;
Azure.IoT Build 7:07bc440836b3 916 }
Azure.IoT Build 7:07bc440836b3 917 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_089: [If the event contains a message of type IOTHUBMESSAGE_STRING, IoTHubTransportAMQP_DoWork shall obtain its char* representation using IoTHubMessage_GetString()]
Azure.IoT Build 7:07bc440836b3 918 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_090: [If the event contains a message of type IOTHUBMESSAGE_STRING, IoTHubTransportAMQP_DoWork shall obtain the size of its char* representation using strlen()]
Azure.IoT Build 7:07bc440836b3 919 else if (contentType == IOTHUBMESSAGE_STRING &&
Azure.IoT Build 10:75c5e0d8537d 920 ((messageContent = IoTHubMessage_GetString(message->messageHandle)) == NULL))
Azure.IoT Build 7:07bc440836b3 921 {
Azure.IoT Build 7:07bc440836b3 922 LogError("Failed getting the STRING representation of the event content to be sent.\r\n");
Azure.IoT Build 7:07bc440836b3 923 is_message_error = true;
AzureIoTClient 4:57e049bce51e 924 }
Azure.IoT Build 7:07bc440836b3 925 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_092: [If the event contains a message of type IOTHUBMESSAGE_UNKNOWN, IoTHubTransportAMQP_DoWork shall remove the event from the in-progress list and invoke the upper layer callback reporting the error]
Azure.IoT Build 7:07bc440836b3 926 else if (contentType == IOTHUBMESSAGE_UNKNOWN)
AzureIoTClient 4:57e049bce51e 927 {
Azure.IoT Build 7:07bc440836b3 928 LogError("Cannot send events with content type IOTHUBMESSAGE_UNKNOWN.\r\n");
Azure.IoT Build 7:07bc440836b3 929 is_message_error = true;
Azure.IoT Build 7:07bc440836b3 930 }
Azure.IoT Build 10:75c5e0d8537d 931 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_093: [IoTHubTransportAMQP_DoWork shall create an amqp message using message_create() uAMQP API]
Azure.IoT Build 7:07bc440836b3 932 else if ((amqp_message = message_create()) == NULL)
Azure.IoT Build 7:07bc440836b3 933 {
Azure.IoT Build 7:07bc440836b3 934 LogError("Failed allocating the AMQP message for sending the event.\r\n");
AzureIoTClient 4:57e049bce51e 935 }
AzureIoTClient 4:57e049bce51e 936 else
AzureIoTClient 4:57e049bce51e 937 {
Azure.IoT Build 10:75c5e0d8537d 938 BINARY_DATA binary_data;
Azure.IoT Build 10:75c5e0d8537d 939
Azure.IoT Build 10:75c5e0d8537d 940 if (contentType == IOTHUBMESSAGE_STRING)
Azure.IoT Build 10:75c5e0d8537d 941 {
Azure.IoT Build 10:75c5e0d8537d 942 messageContentSize = strlen(messageContent);
Azure.IoT Build 10:75c5e0d8537d 943 }
Azure.IoT Build 10:75c5e0d8537d 944
Azure.IoT Build 10:75c5e0d8537d 945 binary_data.bytes = messageContent;
Azure.IoT Build 10:75c5e0d8537d 946 binary_data.length = messageContentSize;
Azure.IoT Build 7:07bc440836b3 947
Azure.IoT Build 10:75c5e0d8537d 948 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_095: [IoTHubTransportAMQP_DoWork shall set the AMQP message body using message_add_body_amqp_data() uAMQP API]
Azure.IoT Build 7:07bc440836b3 949 if (message_add_body_amqp_data(amqp_message, binary_data) != RESULT_OK)
AzureIoTClient 4:57e049bce51e 950 {
Azure.IoT Build 7:07bc440836b3 951 LogError("Failed setting the body of the AMQP message.\r\n");
AzureIoTClient 4:57e049bce51e 952 }
Azure.IoT Build 7:07bc440836b3 953 else
AzureIoTClient 4:57e049bce51e 954 {
Azure.IoT Build 10:75c5e0d8537d 955 if (addPropertiesTouAMQPMessage(message->messageHandle, amqp_message) != 0)
Azure.IoT Build 7:07bc440836b3 956 {
Azure.IoT Build 10:75c5e0d8537d 957 /* Codes_SRS_IOTHUBTRANSPORTUAMQP_01_014: [If any of the APIs fails while building the property map and setting it on the uAMQP message, IoTHubTransportAMQP_DoWork shall notify the failure by invoking the upper layer message send callback with IOTHUB_CLIENT_CONFIRMATION_ERROR.] */
Azure.IoT Build 10:75c5e0d8537d 958 is_message_error = true;
Azure.IoT Build 7:07bc440836b3 959 }
Azure.IoT Build 7:07bc440836b3 960 else
Azure.IoT Build 7:07bc440836b3 961 {
Azure.IoT Build 10:75c5e0d8537d 962 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_097: [IoTHubTransportAMQP_DoWork shall pass the encoded AMQP message to AMQP for sending (along with on_message_send_complete callback) using messagesender_send()]
Azure.IoT Build 10:75c5e0d8537d 963 if (messagesender_send(transport_state->message_sender, amqp_message, on_message_send_complete, event_tracker) != RESULT_OK)
Azure.IoT Build 10:75c5e0d8537d 964 {
Azure.IoT Build 10:75c5e0d8537d 965 LogError("Failed sending the AMQP message.\r\n");
Azure.IoT Build 10:75c5e0d8537d 966 }
Azure.IoT Build 10:75c5e0d8537d 967 else
Azure.IoT Build 10:75c5e0d8537d 968 {
Azure.IoT Build 10:75c5e0d8537d 969 result = RESULT_OK;
Azure.IoT Build 10:75c5e0d8537d 970 }
Azure.IoT Build 7:07bc440836b3 971 }
AzureIoTClient 4:57e049bce51e 972 }
Azure.IoT Build 7:07bc440836b3 973 }
Azure.IoT Build 7:07bc440836b3 974
Azure.IoT Build 7:07bc440836b3 975 if (amqp_message != NULL)
Azure.IoT Build 7:07bc440836b3 976 {
Azure.IoT Build 7:07bc440836b3 977 // It can be destroyed because AMQP keeps a clone of the message.
Azure.IoT Build 7:07bc440836b3 978 message_destroy(amqp_message);
Azure.IoT Build 7:07bc440836b3 979 }
Azure.IoT Build 7:07bc440836b3 980
Azure.IoT Build 7:07bc440836b3 981 if (result != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 982 {
Azure.IoT Build 7:07bc440836b3 983 if (event_tracker == NULL)
AzureIoTClient 5:8d58d20699dd 984 {
AzureIoTClient 5:8d58d20699dd 985 break;
AzureIoTClient 5:8d58d20699dd 986 }
AzureIoTClient 4:57e049bce51e 987 else
AzureIoTClient 4:57e049bce51e 988 {
Azure.IoT Build 7:07bc440836b3 989 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_088: [If IoTHubMessage_GetByteArray() fails, IoTHubTransportAMQP_DoWork shall remove the event from the in-progress list and invoke the upper layer callback reporting the error]
Azure.IoT Build 7:07bc440836b3 990 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_091: [If IoTHubMessage_GetString() fails, IoTHubTransportAMQP_DoWork shall remove the event from the in-progress list and invoke the upper layer callback reporting the error]
Azure.IoT Build 7:07bc440836b3 991 if (is_message_error)
AzureIoTClient 4:57e049bce51e 992 {
Azure.IoT Build 7:07bc440836b3 993 on_message_send_complete(event_tracker, MESSAGE_SEND_ERROR);
AzureIoTClient 4:57e049bce51e 994 }
AzureIoTClient 4:57e049bce51e 995 else
AzureIoTClient 4:57e049bce51e 996 {
Azure.IoT Build 7:07bc440836b3 997 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_111: [If message_create() fails, IoTHubTransportAMQP_DoWork notify the failure, roll back the event to waitToSent list and return]
Azure.IoT Build 7:07bc440836b3 998 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_112: [If message_add_body_amqp_data() fails, IoTHubTransportAMQP_DoWork notify the failure, roll back the event to waitToSent list and return]
Azure.IoT Build 7:07bc440836b3 999 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_113: [If messagesender_send() fails, IoTHubTransportAMQP_DoWork notify the failure, roll back the event to waitToSent list and return]
Azure.IoT Build 7:07bc440836b3 1000 rollEventBackToWaitList(event_tracker, transport_state);
Azure.IoT Build 7:07bc440836b3 1001 break;
AzureIoTClient 4:57e049bce51e 1002 }
AzureIoTClient 4:57e049bce51e 1003 }
AzureIoTClient 4:57e049bce51e 1004 }
AzureIoTClient 4:57e049bce51e 1005 }
Azure.IoT Build 7:07bc440836b3 1006
Azure.IoT Build 7:07bc440836b3 1007 return result;
Azure.IoT Build 7:07bc440836b3 1008 }
Azure.IoT Build 7:07bc440836b3 1009
Azure.IoT Build 7:07bc440836b3 1010 static bool isSasTokenRefreshRequired(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 1011 {
Azure.IoT Build 7:07bc440836b3 1012 return ((getSecondsSinceEpoch() - transport_state->current_sas_token_create_time) >= (transport_state->sas_token_refresh_time / 1000)) ? true : false;
Azure.IoT Build 7:07bc440836b3 1013 }
Azure.IoT Build 7:07bc440836b3 1014
Azure.IoT Build 7:07bc440836b3 1015 static void prepareForConnectionRetry(AMQP_TRANSPORT_INSTANCE* transport_state)
Azure.IoT Build 7:07bc440836b3 1016 {
Azure.IoT Build 7:07bc440836b3 1017 destroyConnection(transport_state);
Azure.IoT Build 7:07bc440836b3 1018 rollEventsBackToWaitList(transport_state);
AzureIoTClient 4:57e049bce51e 1019 }
AzureIoTClient 4:57e049bce51e 1020
Azure.IoT Build 7:07bc440836b3 1021
Azure.IoT Build 7:07bc440836b3 1022 // API functions
Azure.IoT Build 7:07bc440836b3 1023
Azure.IoT Build 7:07bc440836b3 1024 static TRANSPORT_HANDLE IoTHubTransportAMQP_Create(const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 4:57e049bce51e 1025 {
Azure.IoT Build 7:07bc440836b3 1026 AMQP_TRANSPORT_INSTANCE* transport_state = NULL;
Azure.IoT Build 7:07bc440836b3 1027 bool cleanup_required = false;
Azure.IoT Build 10:75c5e0d8537d 1028 size_t deviceIdLength;
AzureIoTClient 4:57e049bce51e 1029
Azure.IoT Build 7:07bc440836b3 1030 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_005: [If parameter config (or its fields) is NULL then IoTHubTransportAMQP_Create shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1031 if (config == NULL || config->upperConfig == NULL || config->waitingToSend == NULL)
Azure.IoT Build 7:07bc440836b3 1032 {
Azure.IoT Build 7:07bc440836b3 1033 LogError("IoTHub AMQP client transport null configuration parameter.\r\n");
Azure.IoT Build 7:07bc440836b3 1034 }
Azure.IoT Build 7:07bc440836b3 1035 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_006: [IoTHubTransportAMQP_Create shall fail and return NULL if any fields of the config structure are NULL.]
Azure.IoT Build 7:07bc440836b3 1036 else if (config->upperConfig->protocol == NULL)
Azure.IoT Build 7:07bc440836b3 1037 {
Azure.IoT Build 7:07bc440836b3 1038 LogError("Invalid configuration (NULL protocol detected)\r\n");
Azure.IoT Build 7:07bc440836b3 1039 }
Azure.IoT Build 7:07bc440836b3 1040 else if (config->upperConfig->deviceId == NULL)
Azure.IoT Build 7:07bc440836b3 1041 {
Azure.IoT Build 7:07bc440836b3 1042 LogError("Invalid configuration (NULL deviceId detected)\r\n");
Azure.IoT Build 7:07bc440836b3 1043 }
Azure.IoT Build 7:07bc440836b3 1044 else if (config->upperConfig->deviceKey == NULL)
Azure.IoT Build 7:07bc440836b3 1045 {
Azure.IoT Build 7:07bc440836b3 1046 LogError("Invalid configuration (NULL deviceKey detected)\r\n");
Azure.IoT Build 7:07bc440836b3 1047 }
Azure.IoT Build 7:07bc440836b3 1048 else if (config->upperConfig->iotHubName == NULL)
Azure.IoT Build 7:07bc440836b3 1049 {
Azure.IoT Build 7:07bc440836b3 1050 LogError("Invalid configuration (NULL iotHubName detected)\r\n");
AzureIoTClient 4:57e049bce51e 1051 }
Azure.IoT Build 7:07bc440836b3 1052 else if (config->upperConfig->iotHubSuffix == NULL)
Azure.IoT Build 7:07bc440836b3 1053 {
Azure.IoT Build 7:07bc440836b3 1054 LogError("Invalid configuration (NULL iotHubSuffix detected)\r\n");
Azure.IoT Build 7:07bc440836b3 1055 }
Azure.IoT Build 7:07bc440836b3 1056 else if (!config->waitingToSend)
AzureIoTClient 4:57e049bce51e 1057 {
Azure.IoT Build 7:07bc440836b3 1058 LogError("Invalid configuration (NULL waitingToSend list detected)\r\n");
Azure.IoT Build 7:07bc440836b3 1059 }
Azure.IoT Build 7:07bc440836b3 1060 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_008: [IoTHubTransportAMQP_Create shall fail and return NULL if any config field of type string is zero length.]
Azure.IoT Build 7:07bc440836b3 1061 else if ((deviceIdLength = strlen(config->upperConfig->deviceId)) == 0 ||
Azure.IoT Build 7:07bc440836b3 1062 (strlen(config->upperConfig->deviceKey) == 0) ||
Azure.IoT Build 7:07bc440836b3 1063 (strlen(config->upperConfig->iotHubName) == 0) ||
Azure.IoT Build 7:07bc440836b3 1064 (strlen(config->upperConfig->iotHubSuffix) == 0))
Azure.IoT Build 7:07bc440836b3 1065 {
Azure.IoT Build 7:07bc440836b3 1066 LogError("Zero-length config parameter (deviceId, deviceKey, iotHubName or iotHubSuffix)\r\n");
Azure.IoT Build 7:07bc440836b3 1067 }
Azure.IoT Build 7:07bc440836b3 1068 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_007: [IoTHubTransportAMQP_Create shall fail and return NULL if the deviceId length is greater than 128.]
Azure.IoT Build 7:07bc440836b3 1069 else if (deviceIdLength > 128U)
Azure.IoT Build 7:07bc440836b3 1070 {
Azure.IoT Build 7:07bc440836b3 1071 LogError("deviceId is too long\r\n");
Azure.IoT Build 7:07bc440836b3 1072 }
Azure.IoT Build 7:07bc440836b3 1073 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_134: [IoTHubTransportAMQP_Create shall fail and return NULL if the combined length of config->iotHubName and config->iotHubSuffix exceeds 254 bytes (RFC1035)]
Azure.IoT Build 7:07bc440836b3 1074 else if ((strlen(config->upperConfig->iotHubName) + strlen(config->upperConfig->iotHubSuffix)) > (RFC1035_MAX_FQDN_LENGTH - 1))
Azure.IoT Build 7:07bc440836b3 1075 {
Azure.IoT Build 7:07bc440836b3 1076 LogError("The lengths of iotHubName and iotHubSuffix together exceed the maximum FQDN length allowed (RFC 1035)\r\n");
AzureIoTClient 4:57e049bce51e 1077 }
AzureIoTClient 4:57e049bce51e 1078 else
AzureIoTClient 4:57e049bce51e 1079 {
Azure.IoT Build 10:75c5e0d8537d 1080 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_009: [IoTHubTransportAMQP_Create shall fail and return NULL if memory allocation of the transport's internal state structure fails.]
Azure.IoT Build 7:07bc440836b3 1081 transport_state = (AMQP_TRANSPORT_INSTANCE*)malloc(sizeof(AMQP_TRANSPORT_INSTANCE));
AzureIoTClient 4:57e049bce51e 1082
Azure.IoT Build 7:07bc440836b3 1083 if (transport_state == NULL)
AzureIoTClient 4:57e049bce51e 1084 {
AzureIoTClient 4:57e049bce51e 1085 LogError("Could not allocate AMQP transport state\r\n");
AzureIoTClient 4:57e049bce51e 1086 }
AzureIoTClient 4:57e049bce51e 1087 else
AzureIoTClient 4:57e049bce51e 1088 {
Azure.IoT Build 7:07bc440836b3 1089 transport_state->iotHubHostFqdn = NULL;
Azure.IoT Build 7:07bc440836b3 1090 transport_state->iotHubPort = DEFAULT_IOTHUB_AMQP_PORT;
Azure.IoT Build 10:75c5e0d8537d 1091 transport_state->trusted_certificates = NULL;
Azure.IoT Build 7:07bc440836b3 1092 transport_state->deviceKey = NULL;
Azure.IoT Build 7:07bc440836b3 1093 transport_state->devicesPath = NULL;
Azure.IoT Build 7:07bc440836b3 1094 transport_state->messageReceiveAddress = NULL;
Azure.IoT Build 7:07bc440836b3 1095 transport_state->sasTokenKeyName = NULL;
Azure.IoT Build 7:07bc440836b3 1096 transport_state->targetAddress = NULL;
Azure.IoT Build 7:07bc440836b3 1097 transport_state->waitingToSend = config->waitingToSend;
Azure.IoT Build 7:07bc440836b3 1098
Azure.IoT Build 7:07bc440836b3 1099 transport_state->cbs = NULL;
Azure.IoT Build 7:07bc440836b3 1100 transport_state->cbs_state = CBS_STATE_IDLE;
Azure.IoT Build 7:07bc440836b3 1101 transport_state->current_sas_token_create_time = 0;
Azure.IoT Build 7:07bc440836b3 1102 transport_state->connection = NULL;
Azure.IoT Build 7:07bc440836b3 1103 transport_state->connection_state = AMQP_MANAGEMENT_STATE_IDLE;
Azure.IoT Build 7:07bc440836b3 1104 transport_state->connection_establish_time = 0;
Azure.IoT Build 7:07bc440836b3 1105 transport_state->iothub_client_handle = NULL;
Azure.IoT Build 7:07bc440836b3 1106 transport_state->receive_messages = false;
Azure.IoT Build 7:07bc440836b3 1107 transport_state->message_receiver = NULL;
Azure.IoT Build 7:07bc440836b3 1108 transport_state->message_sender = NULL;
Azure.IoT Build 7:07bc440836b3 1109 transport_state->receiver_link = NULL;
Azure.IoT Build 7:07bc440836b3 1110 transport_state->sasl_io = NULL;
Azure.IoT Build 7:07bc440836b3 1111 transport_state->sasl_mechanism = NULL;
Azure.IoT Build 7:07bc440836b3 1112 transport_state->sender_link = NULL;
Azure.IoT Build 7:07bc440836b3 1113 transport_state->session = NULL;
Azure.IoT Build 7:07bc440836b3 1114 transport_state->tls_io = NULL;
Azure.IoT Build 10:75c5e0d8537d 1115 transport_state->tls_io_transport_provider = getTLSIOTransport;
Azure.IoT Build 10:75c5e0d8537d 1116 transport_state->isRegistered = false;
Azure.IoT Build 7:07bc440836b3 1117
Azure.IoT Build 7:07bc440836b3 1118 transport_state->waitingToSend = config->waitingToSend;
Azure.IoT Build 7:07bc440836b3 1119 DList_InitializeListHead(&transport_state->inProgress);
Azure.IoT Build 7:07bc440836b3 1120
Azure.IoT Build 7:07bc440836b3 1121 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_010: [IoTHubTransportAMQP_Create shall create an immutable string, referred to as iotHubHostFqdn, from the following pieces: config->iotHubName + "." + config->iotHubSuffix.]
Azure.IoT Build 7:07bc440836b3 1122 if ((transport_state->iotHubHostFqdn = concat3Params(config->upperConfig->iotHubName, ".", config->upperConfig->iotHubSuffix)) == NULL)
AzureIoTClient 4:57e049bce51e 1123 {
Azure.IoT Build 7:07bc440836b3 1124 LogError("Failed to set transport_state->iotHubHostFqdn.\r\n");
Azure.IoT Build 7:07bc440836b3 1125 cleanup_required = true;
AzureIoTClient 4:57e049bce51e 1126 }
Azure.IoT Build 10:75c5e0d8537d 1127 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_012: [IoTHubTransportAMQP_Create shall create an immutable string, referred to as devicesPath, from the following parts: host_fqdn + "/devices/" + deviceId.]
Azure.IoT Build 7:07bc440836b3 1128 else if ((transport_state->devicesPath = concat3Params(STRING_c_str(transport_state->iotHubHostFqdn), "/devices/", config->upperConfig->deviceId)) == NULL)
AzureIoTClient 4:57e049bce51e 1129 {
Azure.IoT Build 7:07bc440836b3 1130 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_013: [If creating devicesPath fails for any reason then IoTHubTransportAMQP_Create shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1131 LogError("Failed to allocate transport_state->devicesPath.\r\n");
Azure.IoT Build 7:07bc440836b3 1132 cleanup_required = true;
Azure.IoT Build 7:07bc440836b3 1133 }
Azure.IoT Build 7:07bc440836b3 1134 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_014: [IoTHubTransportAMQP_Create shall create an immutable string, referred to as targetAddress, from the following parts: "amqps://" + devicesPath + "/messages/events".]
Azure.IoT Build 7:07bc440836b3 1135 else if ((transport_state->targetAddress = concat3Params("amqps://", STRING_c_str(transport_state->devicesPath), "/messages/events")) == NULL)
Azure.IoT Build 7:07bc440836b3 1136 {
Azure.IoT Build 7:07bc440836b3 1137 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_015: [If creating the targetAddress fails for any reason then IoTHubTransportAMQP_Create shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1138 LogError("Failed to allocate transport_state->targetAddress.\r\n");
Azure.IoT Build 7:07bc440836b3 1139 cleanup_required = true;
Azure.IoT Build 7:07bc440836b3 1140 }
Azure.IoT Build 7:07bc440836b3 1141 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_053: [IoTHubTransportAMQP_Create shall define the source address for receiving messages as "amqps://" + devicesPath + "/messages/devicebound", stored in the transport handle as messageReceiveAddress]
Azure.IoT Build 7:07bc440836b3 1142 else if ((transport_state->messageReceiveAddress = concat3Params("amqps://", STRING_c_str(transport_state->devicesPath), "/messages/devicebound")) == NULL)
Azure.IoT Build 7:07bc440836b3 1143 {
Azure.IoT Build 7:07bc440836b3 1144 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_054: [If creating the messageReceiveAddress fails for any reason then IoTHubTransportAMQP_Create shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1145 LogError("Failed to allocate transport_state->messageReceiveAddress.\r\n");
Azure.IoT Build 7:07bc440836b3 1146 cleanup_required = true;
Azure.IoT Build 7:07bc440836b3 1147 }
Azure.IoT Build 7:07bc440836b3 1148 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_016: [IoTHubTransportAMQP_Create shall initialize handle->sasTokenKeyName with a zero-length STRING_HANDLE instance.]
Azure.IoT Build 7:07bc440836b3 1149 else if ((transport_state->sasTokenKeyName = STRING_new()) == NULL)
Azure.IoT Build 7:07bc440836b3 1150 {
Azure.IoT Build 7:07bc440836b3 1151 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_017: [If IoTHubTransportAMQP_Create fails to initialize handle->sasTokenKeyName with a zero-length STRING the function shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1152 LogError("Failed to allocate transport_state->sasTokenKeyName.\r\n");
Azure.IoT Build 7:07bc440836b3 1153 cleanup_required = true;
Azure.IoT Build 7:07bc440836b3 1154 }
Azure.IoT Build 10:75c5e0d8537d 1155 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_018: [IoTHubTransportAMQP_Create shall store a copy of config->deviceKey (passed by upper layer) into the transport's own deviceKey field]
Azure.IoT Build 7:07bc440836b3 1156 else if ((transport_state->deviceKey = STRING_new()) == NULL ||
Azure.IoT Build 7:07bc440836b3 1157 STRING_copy(transport_state->deviceKey, config->upperConfig->deviceKey) != 0)
Azure.IoT Build 7:07bc440836b3 1158 {
Azure.IoT Build 7:07bc440836b3 1159 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_019: [If IoTHubTransportAMQP_Create fails to copy config->deviceKey, the function shall fail and return NULL.]
Azure.IoT Build 7:07bc440836b3 1160 LogError("Failed to allocate transport_state->deviceKey.\r\n");
Azure.IoT Build 7:07bc440836b3 1161 cleanup_required = true;
Azure.IoT Build 7:07bc440836b3 1162 }
Azure.IoT Build 7:07bc440836b3 1163 else
Azure.IoT Build 7:07bc440836b3 1164 {
Azure.IoT Build 7:07bc440836b3 1165 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_020: [IoTHubTransportAMQP_Create shall set parameter transport_state->sas_token_lifetime with the default value of 3600000 (milliseconds).]
Azure.IoT Build 7:07bc440836b3 1166 transport_state->sas_token_lifetime = DEFAULT_SAS_TOKEN_LIFETIME_MS;
Azure.IoT Build 7:07bc440836b3 1167
Azure.IoT Build 7:07bc440836b3 1168 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_128: [IoTHubTransportAMQP_Create shall set parameter transport_state->sas_token_refresh_time with the default value of sas_token_lifetime/2 (milliseconds).]
Azure.IoT Build 7:07bc440836b3 1169 transport_state->sas_token_refresh_time = transport_state->sas_token_lifetime / 2;
Azure.IoT Build 7:07bc440836b3 1170
Azure.IoT Build 7:07bc440836b3 1171 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_129 : [IoTHubTransportAMQP_Create shall set parameter transport_state->cbs_request_timeout with the default value of 30000 (milliseconds).]
Azure.IoT Build 7:07bc440836b3 1172 transport_state->cbs_request_timeout = DEFAULT_CBS_REQUEST_TIMEOUT_MS;
Azure.IoT Build 7:07bc440836b3 1173
Azure.IoT Build 7:07bc440836b3 1174 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_130 : [IoTHubTransportAMQP_Create shall set parameter transport_state->message_send_timeout with the default value of 300000 (milliseconds).]
Azure.IoT Build 7:07bc440836b3 1175 transport_state->message_send_timeout = DEFAULT_MESSAGE_SEND_TIMEOUT_MS;
AzureIoTClient 4:57e049bce51e 1176 }
AzureIoTClient 4:57e049bce51e 1177 }
AzureIoTClient 4:57e049bce51e 1178 }
Azure.IoT Build 7:07bc440836b3 1179
Azure.IoT Build 7:07bc440836b3 1180 if (cleanup_required)
Azure.IoT Build 7:07bc440836b3 1181 {
Azure.IoT Build 7:07bc440836b3 1182 if (transport_state->deviceKey != NULL)
Azure.IoT Build 7:07bc440836b3 1183 STRING_delete(transport_state->deviceKey);
Azure.IoT Build 7:07bc440836b3 1184 if (transport_state->sasTokenKeyName != NULL)
Azure.IoT Build 7:07bc440836b3 1185 STRING_delete(transport_state->sasTokenKeyName);
Azure.IoT Build 7:07bc440836b3 1186 if (transport_state->targetAddress != NULL)
Azure.IoT Build 7:07bc440836b3 1187 STRING_delete(transport_state->targetAddress);
Azure.IoT Build 7:07bc440836b3 1188 if (transport_state->messageReceiveAddress != NULL)
Azure.IoT Build 7:07bc440836b3 1189 STRING_delete(transport_state->messageReceiveAddress);
Azure.IoT Build 7:07bc440836b3 1190 if (transport_state->devicesPath != NULL)
Azure.IoT Build 7:07bc440836b3 1191 STRING_delete(transport_state->devicesPath);
Azure.IoT Build 7:07bc440836b3 1192 if (transport_state->iotHubHostFqdn != NULL)
Azure.IoT Build 7:07bc440836b3 1193 STRING_delete(transport_state->iotHubHostFqdn);
Azure.IoT Build 7:07bc440836b3 1194
Azure.IoT Build 7:07bc440836b3 1195 free(transport_state);
Azure.IoT Build 7:07bc440836b3 1196 transport_state = NULL;
Azure.IoT Build 7:07bc440836b3 1197 }
Azure.IoT Build 7:07bc440836b3 1198
Azure.IoT Build 7:07bc440836b3 1199 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_023: [If IoTHubTransportAMQP_Create succeeds it shall return a non-NULL pointer to the structure that represents the transport.]
Azure.IoT Build 7:07bc440836b3 1200 return transport_state;
AzureIoTClient 4:57e049bce51e 1201 }
AzureIoTClient 4:57e049bce51e 1202
Azure.IoT Build 7:07bc440836b3 1203 static void IoTHubTransportAMQP_Destroy(TRANSPORT_HANDLE handle)
AzureIoTClient 4:57e049bce51e 1204 {
Azure.IoT Build 7:07bc440836b3 1205 if (handle != NULL)
Azure.IoT Build 7:07bc440836b3 1206 {
Azure.IoT Build 7:07bc440836b3 1207 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
Azure.IoT Build 7:07bc440836b3 1208
Azure.IoT Build 7:07bc440836b3 1209 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_024: [IoTHubTransportAMQP_Destroy shall destroy the AMQP message_sender.]
Azure.IoT Build 7:07bc440836b3 1210 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_029 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP link.]
Azure.IoT Build 7:07bc440836b3 1211 destroyEventSender(transport_state);
Azure.IoT Build 7:07bc440836b3 1212
Azure.IoT Build 7:07bc440836b3 1213 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_025: [IoTHubTransportAMQP_Destroy shall destroy the AMQP message_receiver.]
Azure.IoT Build 7:07bc440836b3 1214 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_029 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP link.]
Azure.IoT Build 7:07bc440836b3 1215 destroyMessageReceiver(transport_state);
Azure.IoT Build 7:07bc440836b3 1216
Azure.IoT Build 7:07bc440836b3 1217 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_027 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP cbs instance]
Azure.IoT Build 7:07bc440836b3 1218 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_030 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP session.]
Azure.IoT Build 7:07bc440836b3 1219 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_031 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP connection.]
Azure.IoT Build 7:07bc440836b3 1220 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_032 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP SASL I / O transport.]
Azure.IoT Build 7:07bc440836b3 1221 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_033 : [IoTHubTransportAMQP_Destroy shall destroy the AMQP SASL mechanism.]
Azure.IoT Build 7:07bc440836b3 1222 destroyConnection(transport_state);
Azure.IoT Build 7:07bc440836b3 1223
Azure.IoT Build 7:07bc440836b3 1224 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_035 : [IoTHubTransportAMQP_Destroy shall delete its internally - set parameters(deviceKey, targetAddress, devicesPath, sasTokenKeyName).]
Azure.IoT Build 7:07bc440836b3 1225 STRING_delete(transport_state->targetAddress);
Azure.IoT Build 7:07bc440836b3 1226 STRING_delete(transport_state->messageReceiveAddress);
Azure.IoT Build 7:07bc440836b3 1227 STRING_delete(transport_state->sasTokenKeyName);
Azure.IoT Build 7:07bc440836b3 1228 STRING_delete(transport_state->deviceKey);
Azure.IoT Build 7:07bc440836b3 1229 STRING_delete(transport_state->devicesPath);
Azure.IoT Build 7:07bc440836b3 1230 STRING_delete(transport_state->iotHubHostFqdn);
Azure.IoT Build 7:07bc440836b3 1231
Azure.IoT Build 7:07bc440836b3 1232 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_036 : [IoTHubTransportAMQP_Destroy shall return the remaining items in inProgress to waitingToSend list.]
Azure.IoT Build 7:07bc440836b3 1233 rollEventsBackToWaitList(transport_state);
Azure.IoT Build 7:07bc440836b3 1234
Azure.IoT Build 7:07bc440836b3 1235 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_150: [IoTHubTransportAMQP_Destroy shall destroy the transport instance]
Azure.IoT Build 7:07bc440836b3 1236 free(transport_state);
Azure.IoT Build 7:07bc440836b3 1237 }
Azure.IoT Build 7:07bc440836b3 1238 }
Azure.IoT Build 7:07bc440836b3 1239
Azure.IoT Build 7:07bc440836b3 1240 static void IoTHubTransportAMQP_DoWork(TRANSPORT_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
Azure.IoT Build 7:07bc440836b3 1241 {
Azure.IoT Build 7:07bc440836b3 1242 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_051: [IoTHubTransportAMQP_DoWork shall fail and return immediately if the transport handle parameter is NULL]
AzureIoTClient 4:57e049bce51e 1243 if (handle == NULL)
AzureIoTClient 4:57e049bce51e 1244 {
Azure.IoT Build 7:07bc440836b3 1245 LogError("IoTHubClient DoWork failed: transport handle parameter is NULL.\r\n");
Azure.IoT Build 7:07bc440836b3 1246 }
Azure.IoT Build 7:07bc440836b3 1247 // Codes_[IoTHubTransportAMQP_DoWork shall fail and return immediately if the client handle parameter is NULL]
Azure.IoT Build 7:07bc440836b3 1248 else if (iotHubClientHandle == NULL)
Azure.IoT Build 7:07bc440836b3 1249 {
Azure.IoT Build 7:07bc440836b3 1250 LogError("IoTHubClient DoWork failed: client handle parameter is NULL.\r\n");
AzureIoTClient 4:57e049bce51e 1251 }
AzureIoTClient 4:57e049bce51e 1252 else
AzureIoTClient 4:57e049bce51e 1253 {
Azure.IoT Build 7:07bc440836b3 1254 bool trigger_connection_retry = false;
Azure.IoT Build 7:07bc440836b3 1255 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
Azure.IoT Build 7:07bc440836b3 1256
Azure.IoT Build 7:07bc440836b3 1257 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_147: [IoTHubTransportAMQP_DoWork shall save a reference to the client handle in transport_state->iothub_client_handle]
Azure.IoT Build 7:07bc440836b3 1258 transport_state->iothub_client_handle = iotHubClientHandle;
Azure.IoT Build 7:07bc440836b3 1259
Azure.IoT Build 7:07bc440836b3 1260 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_055: [If the transport handle has a NULL connection, IoTHubTransportAMQP_DoWork shall instantiate and initialize the AMQP components and establish the connection]
Azure.IoT Build 7:07bc440836b3 1261 if (transport_state->connection == NULL &&
Azure.IoT Build 7:07bc440836b3 1262 establishConnection(transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1263 {
Azure.IoT Build 7:07bc440836b3 1264 LogError("AMQP transport failed to establish connection with service.\r\n");
Azure.IoT Build 7:07bc440836b3 1265 trigger_connection_retry = true;
Azure.IoT Build 7:07bc440836b3 1266 }
Azure.IoT Build 7:07bc440836b3 1267 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_081: [IoTHubTransportAMQP_DoWork shall put a new SAS token if the one has not been out already, or if the previous one failed to be put due to timeout of cbs_put_token().]
Azure.IoT Build 10:75c5e0d8537d 1268 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_082: [IoTHubTransportAMQP_DoWork shall refresh the SAS token if the current token has been used for more than 'sas_token_refresh_time' milliseconds]
Azure.IoT Build 7:07bc440836b3 1269 else if ((transport_state->cbs_state == CBS_STATE_IDLE || isSasTokenRefreshRequired(transport_state)) &&
Azure.IoT Build 7:07bc440836b3 1270 startAuthentication(transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1271 {
Azure.IoT Build 7:07bc440836b3 1272 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_146: [If the SAS token fails to be sent to CBS (cbs_put_token), IoTHubTransportAMQP_DoWork shall fail and exit immediately]
Azure.IoT Build 7:07bc440836b3 1273 LogError("Failed authenticating AMQP connection within CBS.\r\n");
Azure.IoT Build 7:07bc440836b3 1274 trigger_connection_retry = true;
Azure.IoT Build 7:07bc440836b3 1275 }
Azure.IoT Build 10:75c5e0d8537d 1276 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_084: [IoTHubTransportAMQP_DoWork shall wait for 'cbs_request_timeout' milliseconds for the cbs_put_token() to complete before failing due to timeout]
Azure.IoT Build 7:07bc440836b3 1277 else if (transport_state->cbs_state == CBS_STATE_AUTH_IN_PROGRESS &&
Azure.IoT Build 7:07bc440836b3 1278 verifyAuthenticationTimeout(transport_state) == RESULT_TIMEOUT)
Azure.IoT Build 7:07bc440836b3 1279 {
Azure.IoT Build 7:07bc440836b3 1280 LogError("AMQP transport authentication timed out.\r\n");
Azure.IoT Build 7:07bc440836b3 1281 trigger_connection_retry = true;
Azure.IoT Build 7:07bc440836b3 1282 }
Azure.IoT Build 7:07bc440836b3 1283 else if (transport_state->cbs_state == CBS_STATE_AUTHENTICATED)
Azure.IoT Build 7:07bc440836b3 1284 {
Azure.IoT Build 7:07bc440836b3 1285 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_121: [IoTHubTransportAMQP_DoWork shall create an AMQP message_receiver if transport_state->message_receive is NULL and transport_state->receive_messages is true]
Azure.IoT Build 7:07bc440836b3 1286 if (transport_state->receive_messages == true &&
Azure.IoT Build 7:07bc440836b3 1287 transport_state->message_receiver == NULL &&
Azure.IoT Build 7:07bc440836b3 1288 createMessageReceiver(transport_state, iotHubClientHandle) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1289 {
Azure.IoT Build 7:07bc440836b3 1290 LogError("Failed creating AMQP transport message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 1291 trigger_connection_retry = true;
Azure.IoT Build 7:07bc440836b3 1292 }
Azure.IoT Build 7:07bc440836b3 1293 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_122: [IoTHubTransportAMQP_DoWork shall destroy the transport_state->message_receiver (and set it to NULL) if it exists and transport_state->receive_messages is false]
Azure.IoT Build 7:07bc440836b3 1294 else if (transport_state->receive_messages == false &&
Azure.IoT Build 7:07bc440836b3 1295 transport_state->message_receiver != NULL &&
Azure.IoT Build 7:07bc440836b3 1296 destroyMessageReceiver(transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1297 {
Azure.IoT Build 7:07bc440836b3 1298 LogError("Failed destroying AMQP transport message receiver.\r\n");
Azure.IoT Build 7:07bc440836b3 1299 }
Azure.IoT Build 7:07bc440836b3 1300
Azure.IoT Build 7:07bc440836b3 1301 if (transport_state->message_sender == NULL &&
Azure.IoT Build 7:07bc440836b3 1302 createEventSender(transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1303 {
Azure.IoT Build 7:07bc440836b3 1304 LogError("Failed creating AMQP transport event sender.\r\n");
Azure.IoT Build 7:07bc440836b3 1305 trigger_connection_retry = true;
Azure.IoT Build 7:07bc440836b3 1306 }
Azure.IoT Build 7:07bc440836b3 1307 else if (sendPendingEvents(transport_state) != RESULT_OK)
Azure.IoT Build 7:07bc440836b3 1308 {
Azure.IoT Build 7:07bc440836b3 1309 LogError("AMQP transport failed sending events.\r\n");
Azure.IoT Build 7:07bc440836b3 1310 }
Azure.IoT Build 7:07bc440836b3 1311 }
Azure.IoT Build 7:07bc440836b3 1312
Azure.IoT Build 7:07bc440836b3 1313 if (trigger_connection_retry)
Azure.IoT Build 7:07bc440836b3 1314 {
Azure.IoT Build 7:07bc440836b3 1315 prepareForConnectionRetry(transport_state);
Azure.IoT Build 7:07bc440836b3 1316 }
Azure.IoT Build 7:07bc440836b3 1317 else
Azure.IoT Build 7:07bc440836b3 1318 {
Azure.IoT Build 7:07bc440836b3 1319 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_103: [IoTHubTransportAMQP_DoWork shall invoke connection_dowork() on AMQP for triggering sending and receiving messages]
Azure.IoT Build 7:07bc440836b3 1320 connection_dowork(transport_state->connection);
Azure.IoT Build 7:07bc440836b3 1321 }
Azure.IoT Build 7:07bc440836b3 1322
Azure.IoT Build 7:07bc440836b3 1323 handleEventSendTimeouts(transport_state);
Azure.IoT Build 7:07bc440836b3 1324 }
Azure.IoT Build 7:07bc440836b3 1325 }
Azure.IoT Build 7:07bc440836b3 1326
Azure.IoT Build 10:75c5e0d8537d 1327 static int IoTHubTransportAMQP_Subscribe(IOTHUB_DEVICE_HANDLE handle)
Azure.IoT Build 7:07bc440836b3 1328 {
Azure.IoT Build 7:07bc440836b3 1329 int result;
Azure.IoT Build 7:07bc440836b3 1330
Azure.IoT Build 7:07bc440836b3 1331 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_037: [IoTHubTransportAMQP_Subscribe shall fail if the transport handle parameter received is NULL.]
Azure.IoT Build 7:07bc440836b3 1332 if (handle == NULL)
Azure.IoT Build 7:07bc440836b3 1333 {
Azure.IoT Build 7:07bc440836b3 1334 LogError("Invalid handle to IoTHubClient AMQP transport.\r\n");
Azure.IoT Build 7:07bc440836b3 1335 result = __LINE__;
Azure.IoT Build 7:07bc440836b3 1336 }
Azure.IoT Build 7:07bc440836b3 1337 else
Azure.IoT Build 7:07bc440836b3 1338 {
Azure.IoT Build 7:07bc440836b3 1339 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_038: [IoTHubTransportAMQP_Subscribe shall set transport_handle->receive_messages to true and return success code.]
Azure.IoT Build 7:07bc440836b3 1340 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
Azure.IoT Build 7:07bc440836b3 1341 transport_state->receive_messages = true;
AzureIoTClient 4:57e049bce51e 1342 result = 0;
AzureIoTClient 4:57e049bce51e 1343 }
Azure.IoT Build 7:07bc440836b3 1344
AzureIoTClient 4:57e049bce51e 1345 return result;
AzureIoTClient 4:57e049bce51e 1346 }
AzureIoTClient 4:57e049bce51e 1347
Azure.IoT Build 10:75c5e0d8537d 1348 static void IoTHubTransportAMQP_Unsubscribe(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient 4:57e049bce51e 1349 {
Azure.IoT Build 7:07bc440836b3 1350 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_039: [IoTHubTransportAMQP_Unsubscribe shall fail if the transport handle parameter received is NULL.]
Azure.IoT Build 7:07bc440836b3 1351 if (handle == NULL)
AzureIoTClient 4:57e049bce51e 1352 {
Azure.IoT Build 7:07bc440836b3 1353 LogError("Invalid handle to IoTHubClient AMQP transport.\r\n");
Azure.IoT Build 7:07bc440836b3 1354 }
Azure.IoT Build 7:07bc440836b3 1355 else
Azure.IoT Build 7:07bc440836b3 1356 {
Azure.IoT Build 7:07bc440836b3 1357 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_040: [IoTHubTransportAMQP_Unsubscribe shall set transport_handle->receive_messages to false and return success code.]
Azure.IoT Build 7:07bc440836b3 1358 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
Azure.IoT Build 7:07bc440836b3 1359 transport_state->receive_messages = false;
AzureIoTClient 4:57e049bce51e 1360 }
AzureIoTClient 4:57e049bce51e 1361 }
AzureIoTClient 4:57e049bce51e 1362
Azure.IoT Build 10:75c5e0d8537d 1363 static IOTHUB_CLIENT_RESULT IoTHubTransportAMQP_GetSendStatus(IOTHUB_DEVICE_HANDLE handle, IOTHUB_CLIENT_STATUS *iotHubClientStatus)
AzureIoTClient 4:57e049bce51e 1364 {
AzureIoTClient 4:57e049bce51e 1365 IOTHUB_CLIENT_RESULT result;
AzureIoTClient 4:57e049bce51e 1366
Azure.IoT Build 7:07bc440836b3 1367 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_041: [IoTHubTransportAMQP_GetSendStatus shall return IOTHUB_CLIENT_INVALID_ARG if called with NULL parameter.]
AzureIoTClient 4:57e049bce51e 1368 if (handle == NULL)
AzureIoTClient 4:57e049bce51e 1369 {
AzureIoTClient 4:57e049bce51e 1370 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 4:57e049bce51e 1371 LogError("Invalid handle to IoTHubClient AMQP transport instance.\r\n");
AzureIoTClient 4:57e049bce51e 1372 }
AzureIoTClient 4:57e049bce51e 1373 else if (iotHubClientStatus == NULL)
AzureIoTClient 4:57e049bce51e 1374 {
AzureIoTClient 4:57e049bce51e 1375 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 4:57e049bce51e 1376 LogError("Invalid pointer to output parameter IOTHUB_CLIENT_STATUS.\r\n");
AzureIoTClient 4:57e049bce51e 1377 }
AzureIoTClient 4:57e049bce51e 1378 else
AzureIoTClient 4:57e049bce51e 1379 {
Azure.IoT Build 7:07bc440836b3 1380 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
AzureIoTClient 4:57e049bce51e 1381
Azure.IoT Build 7:07bc440836b3 1382 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_043: [IoTHubTransportAMQP_GetSendStatus shall return IOTHUB_CLIENT_OK and status IOTHUB_CLIENT_SEND_STATUS_BUSY if there are currently event items to be sent or being sent.]
Azure.IoT Build 7:07bc440836b3 1383 if (!DList_IsListEmpty(transport_state->waitingToSend) || !DList_IsListEmpty(&(transport_state->inProgress)))
AzureIoTClient 4:57e049bce51e 1384 {
AzureIoTClient 4:57e049bce51e 1385 *iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_BUSY;
AzureIoTClient 4:57e049bce51e 1386 }
Azure.IoT Build 7:07bc440836b3 1387 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_042: [IoTHubTransportAMQP_GetSendStatus shall return IOTHUB_CLIENT_OK and status IOTHUB_CLIENT_SEND_STATUS_IDLE if there are currently no event items to be sent or being sent.]
AzureIoTClient 4:57e049bce51e 1388 else
AzureIoTClient 4:57e049bce51e 1389 {
AzureIoTClient 4:57e049bce51e 1390 *iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_IDLE;
AzureIoTClient 4:57e049bce51e 1391 }
AzureIoTClient 4:57e049bce51e 1392
AzureIoTClient 4:57e049bce51e 1393 result = IOTHUB_CLIENT_OK;
AzureIoTClient 4:57e049bce51e 1394 }
AzureIoTClient 4:57e049bce51e 1395
AzureIoTClient 4:57e049bce51e 1396 return result;
AzureIoTClient 4:57e049bce51e 1397 }
AzureIoTClient 4:57e049bce51e 1398
Azure.IoT Build 7:07bc440836b3 1399 static IOTHUB_CLIENT_RESULT IoTHubTransportAMQP_SetOption(TRANSPORT_HANDLE handle, const char* option, const void* value)
AzureIoTClient 4:57e049bce51e 1400 {
AzureIoTClient 4:57e049bce51e 1401 IOTHUB_CLIENT_RESULT result;
AzureIoTClient 4:57e049bce51e 1402
Azure.IoT Build 7:07bc440836b3 1403 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_044: [If handle parameter is NULL then IoTHubTransportAMQP_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.]
Azure.IoT Build 7:07bc440836b3 1404 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_045: [If parameter optionName is NULL then IoTHubTransportAMQP_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.]
Azure.IoT Build 7:07bc440836b3 1405 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_046: [If parameter value is NULL then IoTHubTransportAMQP_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.]
AzureIoTClient 5:8d58d20699dd 1406 if (
AzureIoTClient 5:8d58d20699dd 1407 (handle == NULL) ||
AzureIoTClient 5:8d58d20699dd 1408 (option == NULL) ||
AzureIoTClient 5:8d58d20699dd 1409 (value == NULL)
AzureIoTClient 5:8d58d20699dd 1410 )
AzureIoTClient 5:8d58d20699dd 1411 {
AzureIoTClient 5:8d58d20699dd 1412 result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build 7:07bc440836b3 1413 LogError("Invalid parameter (NULL) passed to AMQP transport SetOption()\r\n");
AzureIoTClient 5:8d58d20699dd 1414 }
AzureIoTClient 5:8d58d20699dd 1415 else
AzureIoTClient 5:8d58d20699dd 1416 {
Azure.IoT Build 7:07bc440836b3 1417 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
AzureIoTClient 4:57e049bce51e 1418
Azure.IoT Build 10:75c5e0d8537d 1419 if (strcmp("trusted_certificates", option) == 0)
Azure.IoT Build 10:75c5e0d8537d 1420 {
Azure.IoT Build 10:75c5e0d8537d 1421 transport_state->trusted_certificates = (char*)value;
Azure.IoT Build 10:75c5e0d8537d 1422 result = IOTHUB_CLIENT_OK;
Azure.IoT Build 10:75c5e0d8537d 1423 }
Azure.IoT Build 10:75c5e0d8537d 1424 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_048: [IotHubTransportAMQP_SetOption shall save and apply the value if the option name is "sas_token_lifetime", returning IOTHUB_CLIENT_OK]
Azure.IoT Build 10:75c5e0d8537d 1425 else if (strcmp("sas_token_lifetime", option) == 0)
Azure.IoT Build 10:75c5e0d8537d 1426 {
Azure.IoT Build 10:75c5e0d8537d 1427 transport_state->sas_token_lifetime = *((size_t*)value);
Azure.IoT Build 10:75c5e0d8537d 1428 result = IOTHUB_CLIENT_OK;
Azure.IoT Build 10:75c5e0d8537d 1429 }
Azure.IoT Build 10:75c5e0d8537d 1430 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_049: [IotHubTransportAMQP_SetOption shall save and apply the value if the option name is "sas_token_refresh_time", returning IOTHUB_CLIENT_OK]
Azure.IoT Build 10:75c5e0d8537d 1431 else if (strcmp("sas_token_refresh_time", option) == 0)
Azure.IoT Build 10:75c5e0d8537d 1432 {
Azure.IoT Build 10:75c5e0d8537d 1433 transport_state->sas_token_refresh_time = *((size_t*)value);
Azure.IoT Build 10:75c5e0d8537d 1434 result = IOTHUB_CLIENT_OK;
Azure.IoT Build 10:75c5e0d8537d 1435 }
Azure.IoT Build 10:75c5e0d8537d 1436 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_148: [IotHubTransportAMQP_SetOption shall save and apply the value if the option name is "cbs_request_timeout", returning IOTHUB_CLIENT_OK]
Azure.IoT Build 10:75c5e0d8537d 1437 else if (strcmp("cbs_request_timeout", option) == 0)
Azure.IoT Build 10:75c5e0d8537d 1438 {
Azure.IoT Build 10:75c5e0d8537d 1439 transport_state->cbs_request_timeout = *((size_t*)value);
Azure.IoT Build 10:75c5e0d8537d 1440 result = IOTHUB_CLIENT_OK;
Azure.IoT Build 10:75c5e0d8537d 1441 }
Azure.IoT Build 10:75c5e0d8537d 1442 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_149: [IotHubTransportAMQP_SetOption shall save and apply the value if the option name is "message_send_timeout", returning IOTHUB_CLIENT_OK]
Azure.IoT Build 10:75c5e0d8537d 1443 else if (strcmp("message_send_timeout", option) == 0)
Azure.IoT Build 10:75c5e0d8537d 1444 {
Azure.IoT Build 10:75c5e0d8537d 1445 transport_state->message_send_timeout = *((size_t*)value);
Azure.IoT Build 10:75c5e0d8537d 1446 result = IOTHUB_CLIENT_OK;
Azure.IoT Build 10:75c5e0d8537d 1447 }
Azure.IoT Build 10:75c5e0d8537d 1448 // Codes_SRS_IOTHUBTRANSPORTAMQP_09_047: [If optionName is not an option supported then IotHubTransportAMQP_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.]
Azure.IoT Build 10:75c5e0d8537d 1449 else
Azure.IoT Build 10:75c5e0d8537d 1450 {
Azure.IoT Build 10:75c5e0d8537d 1451 result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build 10:75c5e0d8537d 1452 LogError("Invalid option (%s) passed to uAMQP transport SetOption()\r\n", option);
Azure.IoT Build 10:75c5e0d8537d 1453 }
Azure.IoT Build 10:75c5e0d8537d 1454 }
AzureIoTClient 4:57e049bce51e 1455
AzureIoTClient 4:57e049bce51e 1456 return result;
AzureIoTClient 4:57e049bce51e 1457 }
AzureIoTClient 4:57e049bce51e 1458
Azure.IoT Build 10:75c5e0d8537d 1459 static IOTHUB_DEVICE_HANDLE IoTHubTransportAMQ_Register(TRANSPORT_HANDLE handle, const char* deviceId, const char* deviceKey, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle, PDLIST_ENTRY waitingToSend)
Azure.IoT Build 10:75c5e0d8537d 1460 {
Azure.IoT Build 10:75c5e0d8537d 1461 IOTHUB_DEVICE_HANDLE result;
Azure.IoT Build 10:75c5e0d8537d 1462 // Codes_SRS_IOTHUBTRANSPORTUAMQP_17_001: [IoTHubTransportAMQ_Register shall return NULL if deviceId, deviceKey or waitingToSend are NULL.]
Azure.IoT Build 10:75c5e0d8537d 1463 // Codes_SRS_IOTHUBTRANSPORTUAMQP_17_005: [IoTHubTransportAMQ_Register shall return NULL if the TRANSPORT_HANDLE is NULL.]
Azure.IoT Build 10:75c5e0d8537d 1464 if ((handle ==NULL) || (deviceId == NULL) || (deviceKey == NULL) || (waitingToSend == NULL))
Azure.IoT Build 10:75c5e0d8537d 1465 {
Azure.IoT Build 10:75c5e0d8537d 1466 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 1467 }
Azure.IoT Build 10:75c5e0d8537d 1468 else
Azure.IoT Build 10:75c5e0d8537d 1469 {
Azure.IoT Build 10:75c5e0d8537d 1470 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)handle;
Azure.IoT Build 10:75c5e0d8537d 1471
Azure.IoT Build 10:75c5e0d8537d 1472 STRING_HANDLE devicesPath = concat3Params(STRING_c_str(transport_state->iotHubHostFqdn), "/devices/", deviceId);
Azure.IoT Build 10:75c5e0d8537d 1473 if (devicesPath == NULL)
Azure.IoT Build 10:75c5e0d8537d 1474 {
Azure.IoT Build 10:75c5e0d8537d 1475 LogError("Could not create a comparison string");
Azure.IoT Build 10:75c5e0d8537d 1476 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 1477 }
Azure.IoT Build 10:75c5e0d8537d 1478 else
Azure.IoT Build 10:75c5e0d8537d 1479 {
Azure.IoT Build 10:75c5e0d8537d 1480 // Codes_SRS_IOTHUBTRANSPORTUAMQP_17_002: [IoTHubTransportAMQ_Register shall return NULL if deviceId or deviceKey do not match the deviceId and deviceKey passed in during IoTHubTransportAMQP_Create.]
Azure.IoT Build 10:75c5e0d8537d 1481 if (strcmp(STRING_c_str(transport_state->devicesPath), STRING_c_str(devicesPath)) != 0)
Azure.IoT Build 10:75c5e0d8537d 1482 {
Azure.IoT Build 10:75c5e0d8537d 1483 LogError("Attemping to add new device to AMQP transport, not allowed.");
Azure.IoT Build 10:75c5e0d8537d 1484 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 1485 }
Azure.IoT Build 10:75c5e0d8537d 1486 else if (strcmp(STRING_c_str(transport_state->deviceKey), deviceKey) != 0)
Azure.IoT Build 10:75c5e0d8537d 1487 {
Azure.IoT Build 10:75c5e0d8537d 1488 LogError("Attemping to add new device to AMQP transport, not allowed.");
Azure.IoT Build 10:75c5e0d8537d 1489 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 1490 }
Azure.IoT Build 10:75c5e0d8537d 1491 else
Azure.IoT Build 10:75c5e0d8537d 1492 {
Azure.IoT Build 10:75c5e0d8537d 1493 if (transport_state->isRegistered == true)
Azure.IoT Build 10:75c5e0d8537d 1494 {
Azure.IoT Build 10:75c5e0d8537d 1495 LogError("Transport already has device registered by id: [%s]", deviceId);
Azure.IoT Build 10:75c5e0d8537d 1496 result = NULL;
Azure.IoT Build 10:75c5e0d8537d 1497 }
Azure.IoT Build 10:75c5e0d8537d 1498 else
Azure.IoT Build 10:75c5e0d8537d 1499 {
Azure.IoT Build 10:75c5e0d8537d 1500 transport_state->isRegistered = true;
Azure.IoT Build 10:75c5e0d8537d 1501 // Codes_SRS_IOTHUBTRANSPORTUAMQP_17_003: [IoTHubTransportAMQ_Register shall return the TRANSPORT_HANDLE as the IOTHUB_DEVICE_HANDLE.]
Azure.IoT Build 10:75c5e0d8537d 1502 result = (IOTHUB_DEVICE_HANDLE)handle;
Azure.IoT Build 10:75c5e0d8537d 1503 }
Azure.IoT Build 10:75c5e0d8537d 1504 }
Azure.IoT Build 10:75c5e0d8537d 1505 STRING_delete(devicesPath);
Azure.IoT Build 10:75c5e0d8537d 1506 }
Azure.IoT Build 10:75c5e0d8537d 1507 }
Azure.IoT Build 10:75c5e0d8537d 1508
Azure.IoT Build 10:75c5e0d8537d 1509 return result;
Azure.IoT Build 10:75c5e0d8537d 1510 }
Azure.IoT Build 10:75c5e0d8537d 1511
Azure.IoT Build 10:75c5e0d8537d 1512 // Codes_SRS_IOTHUBTRANSPORTUAMQP_17_004: [IoTHubTransportAMQ_Unregister shall return.]
Azure.IoT Build 10:75c5e0d8537d 1513 static void IoTHubTransportAMQ_Unregister(IOTHUB_DEVICE_HANDLE deviceHandle)
Azure.IoT Build 10:75c5e0d8537d 1514 {
Azure.IoT Build 10:75c5e0d8537d 1515 if (deviceHandle != NULL)
Azure.IoT Build 10:75c5e0d8537d 1516 {
Azure.IoT Build 10:75c5e0d8537d 1517 AMQP_TRANSPORT_INSTANCE* transport_state = (AMQP_TRANSPORT_INSTANCE*)deviceHandle;
Azure.IoT Build 10:75c5e0d8537d 1518
Azure.IoT Build 10:75c5e0d8537d 1519 transport_state->isRegistered = false;
Azure.IoT Build 10:75c5e0d8537d 1520 }
Azure.IoT Build 10:75c5e0d8537d 1521 }
Azure.IoT Build 10:75c5e0d8537d 1522
Azure.IoT Build 7:07bc440836b3 1523 static TRANSPORT_PROVIDER thisTransportProvider = {
Azure.IoT Build 7:07bc440836b3 1524 IoTHubTransportAMQP_SetOption,
Azure.IoT Build 7:07bc440836b3 1525 IoTHubTransportAMQP_Create,
Azure.IoT Build 7:07bc440836b3 1526 IoTHubTransportAMQP_Destroy,
Azure.IoT Build 10:75c5e0d8537d 1527 IoTHubTransportAMQ_Register,
Azure.IoT Build 10:75c5e0d8537d 1528 IoTHubTransportAMQ_Unregister,
Azure.IoT Build 7:07bc440836b3 1529 IoTHubTransportAMQP_Subscribe,
Azure.IoT Build 7:07bc440836b3 1530 IoTHubTransportAMQP_Unsubscribe,
Azure.IoT Build 7:07bc440836b3 1531 IoTHubTransportAMQP_DoWork,
Azure.IoT Build 7:07bc440836b3 1532 IoTHubTransportAMQP_GetSendStatus
AzureIoTClient 4:57e049bce51e 1533 };
AzureIoTClient 4:57e049bce51e 1534
AzureIoTClient 4:57e049bce51e 1535 extern const void* AMQP_Protocol(void)
AzureIoTClient 4:57e049bce51e 1536 {
Azure.IoT Build 7:07bc440836b3 1537 return &thisTransportProvider;
AzureIoTClient 4:57e049bce51e 1538 }