source: azure_iot_hub/trunk/azure_iothub/iothub_client/src/iothub_client_ll_uploadtoblob.c@ 389

Last change on this file since 389 was 389, checked in by coas-nagasima, 5 years ago

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1// Copyright (c) Microsoft. All rights reserved.
2// Licensed under the MIT license. See LICENSE file in the project root for full license information.
3
4#ifndef DONT_USE_UPLOADTOBLOB
5
6#include <stdlib.h>
7#include <string.h>
8#include "azure_c_shared_utility/optimize_size.h"
9#include "azure_c_shared_utility/gballoc.h"
10#include "azure_c_shared_utility/string_tokenizer.h"
11#include "azure_c_shared_utility/doublylinkedlist.h"
12#include "azure_c_shared_utility/xlogging.h"
13#include "azure_c_shared_utility/tickcounter.h"
14#include "azure_c_shared_utility/httpapiexsas.h"
15#include "azure_c_shared_utility/shared_util_options.h"
16#include "azure_c_shared_utility/urlencode.h"
17
18#include "iothub_client_core_ll.h"
19#include "iothub_client_options.h"
20#include "internal/iothub_client_private.h"
21#include "iothub_client_version.h"
22#include "iothub_transport_ll.h"
23#include "parson.h"
24#include "internal/iothub_client_ll_uploadtoblob.h"
25#include "internal/iothub_client_authorization.h"
26#include "internal/blob.h"
27
28#define API_VERSION "?api-version=2016-11-14"
29
30#ifdef WINCE
31#include <stdarg.h>
32// Returns number of characters copied.
33int snprintf(char * s, size_t n, const char * format, ...)
34{
35 int result;
36 va_list args;
37 va_start(args, format);
38 result = vsnprintf(s, n, format, args);
39 va_end(args);
40 return result;
41}
42#endif
43
44/*Codes_SRS_IOTHUBCLIENT_LL_02_085: [ IoTHubClient_LL_UploadToBlob shall use the same authorization as step 1. to prepare and perform a HTTP request with the following parameters: ]*/
45#define FILE_UPLOAD_FAILED_BODY "{ \"isSuccess\":false, \"statusCode\":-1,\"statusDescription\" : \"client not able to connect with the server\" }"
46#define FILE_UPLOAD_ABORTED_BODY "{ \"isSuccess\":false, \"statusCode\":-1,\"statusDescription\" : \"file upload aborted\" }"
47#define INDEFINITE_TIME ((time_t)-1)
48
49static const char* const EMPTY_STRING = "";
50static const char* const HEADER_AUTHORIZATION = "Authorization";
51static const char* const HEADER_APP_JSON = "application/json";
52
53typedef struct UPLOADTOBLOB_X509_CREDENTIALS_TAG
54{
55 char* x509certificate;
56 char* x509privatekey;
57} UPLOADTOBLOB_X509_CREDENTIALS;
58
59typedef enum UPOADTOBLOB_CURL_VERBOSITY_TAG
60{
61 UPOADTOBLOB_CURL_VERBOSITY_UNSET,
62 UPOADTOBLOB_CURL_VERBOSITY_ON,
63 UPOADTOBLOB_CURL_VERBOSITY_OFF
64} UPOADTOBLOB_CURL_VERBOSITY;
65
66typedef struct IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA_TAG
67{
68 const char* deviceId;
69 char* hostname;
70 IOTHUB_AUTHORIZATION_HANDLE authorization_module;
71 IOTHUB_CREDENTIAL_TYPE cred_type;
72 union
73 {
74 UPLOADTOBLOB_X509_CREDENTIALS x509_credentials;
75 char* supplied_sas_token;
76 } credentials;
77
78 char* certificates;
79 HTTP_PROXY_OPTIONS http_proxy_options;
80 UPOADTOBLOB_CURL_VERBOSITY curl_verbosity_level;
81 size_t blob_upload_timeout_secs;
82}IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA;
83
84typedef struct BLOB_UPLOAD_CONTEXT_TAG
85{
86 const unsigned char* blobSource; /* source to upload */
87 size_t blobSourceSize; /* size of the source */
88 size_t remainingSizeToUpload; /* size not yet uploaded */
89} BLOB_UPLOAD_CONTEXT;
90
91static int send_http_sas_request(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_client, const char* uri_resource, HTTPAPIEX_HANDLE http_api_handle, const char* relative_path, HTTP_HEADERS_HANDLE request_header, BUFFER_HANDLE blobBuffer, BUFFER_HANDLE response_buff)
92{
93 int result;
94 unsigned int statusCode;
95
96 /*Codes_SRS_IOTHUBCLIENT_LL_02_089: [ If creating the HTTPAPIEX_SAS_HANDLE fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
97 HTTPAPIEX_SAS_HANDLE http_sas_handle = HTTPAPIEX_SAS_Create_From_String(IoTHubClient_Auth_Get_DeviceKey(upload_client->authorization_module), uri_resource, EMPTY_STRING);
98 if (http_sas_handle == NULL)
99 {
100 LogError("unable to HTTPAPIEX_SAS_Create");
101 result = MU_FAILURE;
102 }
103 else
104 {
105 /*Codes_SRS_IOTHUBCLIENT_LL_32_003: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall execute HTTPAPIEX_ExecuteRequest passing the following information for arguments: ]*/
106 if (HTTPAPIEX_SAS_ExecuteRequest(http_sas_handle, http_api_handle, HTTPAPI_REQUEST_POST, relative_path, request_header,
107 blobBuffer, &statusCode, NULL, response_buff) != HTTPAPIEX_OK)
108 {
109 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
110 result = MU_FAILURE;
111 LogError("unable to HTTPAPIEX_ExecuteRequest");
112 }
113 else if (statusCode >= 300)
114 {
115 result = MU_FAILURE;
116 LogError("HTTP code was %u", statusCode);
117 }
118 else
119 {
120 result = 0;
121 }
122 HTTPAPIEX_SAS_Destroy(http_sas_handle);
123 }
124 return result;
125}
126
127static int send_http_request(HTTPAPIEX_HANDLE http_api_handle, const char* relative_path, HTTP_HEADERS_HANDLE request_header, BUFFER_HANDLE blobBuffer, BUFFER_HANDLE response_buff)
128{
129 int result;
130 unsigned int statusCode;
131 /*Codes_SRS_IOTHUBCLIENT_LL_32_003: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall execute HTTPAPIEX_ExecuteRequest passing the following information for arguments: ]*/
132 if (HTTPAPIEX_ExecuteRequest(http_api_handle, HTTPAPI_REQUEST_POST, relative_path, request_header,
133 blobBuffer, &statusCode, NULL, response_buff) != HTTPAPIEX_OK)
134 {
135 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
136 result = MU_FAILURE;
137 LogError("unable to HTTPAPIEX_ExecuteRequest");
138 }
139 else if (statusCode >= 300)
140 {
141 result = MU_FAILURE;
142 LogError("HTTP code was %u", statusCode);
143 }
144 else
145 {
146 result = 0;
147 }
148 return result;
149}
150
151static int parse_result_json(const char* json_response, STRING_HANDLE correlation_id, STRING_HANDLE sas_uri)
152{
153 int result;
154
155 JSON_Object* json_obj;
156 /*Codes_SRS_IOTHUBCLIENT_LL_02_081: [ Otherwise, IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall use parson to extract and save the following information from the response buffer: correlationID and SasUri. ]*/
157 JSON_Value* json = json_parse_string(json_response);
158 if (json == NULL)
159 {
160 /*Codes_SRS_IOTHUBCLIENT_LL_02_082: [ If extracting and saving the correlationId or SasUri fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
161 LogError("unable to json_parse_string");
162 result = MU_FAILURE;
163
164 }
165 else
166 {
167 if ((json_obj = json_value_get_object(json)) == NULL)
168 {
169 LogError("unable to get json_value_get_object");
170 result = MU_FAILURE;
171 }
172 else
173 {
174 const char* json_corr_id;
175 const char* json_hostname;
176 const char* json_container_name;
177 const char* json_blob_name;
178 const char* json_sas_token;
179 STRING_HANDLE filename;
180 if ((json_corr_id = json_object_get_string(json_obj, "correlationId")) == NULL)
181 {
182 LogError("unable to retrieve correlation Id from json");
183 result = MU_FAILURE;
184 }
185 else if ((json_hostname = json_object_get_string(json_obj, "hostName")) == NULL)
186 {
187 LogError("unable to retrieve hostname Id from json");
188 result = MU_FAILURE;
189 }
190 else if ((json_container_name = json_object_get_string(json_obj, "containerName")) == NULL)
191 {
192 LogError("unable to retrieve container name Id from json");
193 result = MU_FAILURE;
194 }
195 else if ((json_blob_name = json_object_get_string(json_obj, "blobName")) == NULL)
196 {
197 LogError("unable to retrieve blob name Id from json");
198 result = MU_FAILURE;
199 }
200 else if ((json_sas_token = json_object_get_string(json_obj, "sasToken")) == NULL)
201 {
202 LogError("unable to retrieve sas token from json");
203 result = MU_FAILURE;
204 }
205 /*Codes_SRS_IOTHUBCLIENT_LL_32_008: [ The returned file name shall be URL encoded before passing back to the cloud. ]*/
206 else if ((filename = URL_EncodeString(json_blob_name)) == NULL)
207 {
208 /*Codes_SRS_IOTHUBCLIENT_LL_32_009: [ If URL_EncodeString fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
209 LogError("unable to URL encode of filename");
210 result = MU_FAILURE;
211 }
212 else
213 {
214 if (STRING_sprintf(sas_uri, "https://%s/%s/%s%s", json_hostname, json_container_name, STRING_c_str(filename), json_sas_token) != 0)
215 {
216 /*Codes_SRS_IOTHUBCLIENT_LL_02_082: [ If extracting and saving the correlationId or SasUri fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
217 LogError("unable to construct uri string");
218 result = MU_FAILURE;
219 }
220 else if (STRING_copy(correlation_id, json_corr_id) != 0)
221 {
222 /*Codes_SRS_IOTHUBCLIENT_LL_02_082: [ If extracting and saving the correlationId or SasUri fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
223 LogError("unable to copy correlation Id");
224 result = MU_FAILURE;
225 STRING_empty(sas_uri);
226 }
227 else
228 {
229 result = 0;
230 }
231 STRING_delete(filename);
232 }
233 }
234 json_value_free(json);
235 }
236 return result;
237}
238
239IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE IoTHubClient_LL_UploadToBlob_Create(const IOTHUB_CLIENT_CONFIG* config, IOTHUB_AUTHORIZATION_HANDLE auth_handle)
240{
241 IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data;
242 if (auth_handle == NULL || config == NULL)
243 {
244 LogError("Invalid arguments auth_handle: %p, config: %p", auth_handle, config);
245 upload_data = NULL;
246 }
247 else
248 {
249 upload_data = malloc(sizeof(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA));
250 if (upload_data == NULL)
251 {
252 LogError("Failed malloc allocation");
253 /*return as is*/
254 }
255 else
256 {
257 memset(upload_data, 0, sizeof(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA));
258
259 upload_data->authorization_module = auth_handle;
260
261 size_t iotHubNameLength = strlen(config->iotHubName);
262 size_t iotHubSuffixLength = strlen(config->iotHubSuffix);
263 upload_data->hostname = malloc(iotHubNameLength + 1 + iotHubSuffixLength + 1); /*first +1 is because "." the second +1 is because \0*/
264 if (upload_data->hostname == NULL)
265 {
266 LogError("Failed malloc allocation");
267 free(upload_data);
268 upload_data = NULL;
269 }
270 else if ((upload_data->deviceId = IoTHubClient_Auth_Get_DeviceId(upload_data->authorization_module)) == NULL)
271 {
272 LogError("Failed retrieving device ID");
273 free(upload_data->hostname);
274 free(upload_data);
275 upload_data = NULL;
276 }
277 else
278 {
279 char* insert_pos = (char*)upload_data->hostname;
280 (void)memcpy((char*)insert_pos, config->iotHubName, iotHubNameLength);
281 insert_pos += iotHubNameLength;
282 *insert_pos = '.';
283 insert_pos += 1;
284 (void)memcpy(insert_pos, config->iotHubSuffix, iotHubSuffixLength); /*+1 will copy the \0 too*/
285 insert_pos += iotHubSuffixLength;
286 *insert_pos = '\0';
287
288 upload_data->cred_type = IoTHubClient_Auth_Get_Credential_Type(upload_data->authorization_module);
289 // If the credential type is unknown then it means that we are using x509 because the certs need to get
290 // passed down later in the process.
291 if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_UNKNOWN || upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509)
292 {
293 upload_data->cred_type = IOTHUB_CREDENTIAL_TYPE_X509;
294 upload_data->credentials.x509_credentials.x509certificate = NULL;
295 upload_data->credentials.x509_credentials.x509privatekey = NULL;
296 }
297 else if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509_ECC)
298 {
299 if (IoTHubClient_Auth_Get_x509_info(upload_data->authorization_module, &upload_data->credentials.x509_credentials.x509certificate, &upload_data->credentials.x509_credentials.x509privatekey) != 0)
300 {
301 LogError("Failed getting x509 certificate information");
302 free(upload_data->hostname);
303 free(upload_data);
304 upload_data = NULL;
305 }
306 }
307 else if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_SAS_TOKEN)
308 {
309 upload_data->credentials.supplied_sas_token = IoTHubClient_Auth_Get_SasToken(upload_data->authorization_module, NULL, 0, EMPTY_STRING);
310 if (upload_data->credentials.supplied_sas_token == NULL)
311 {
312 LogError("Failed retrieving supplied sas token");
313 free(upload_data->hostname);
314 free(upload_data);
315 upload_data = NULL;
316 }
317 }
318 }
319 }
320 }
321 return (IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE)upload_data;
322
323}
324
325/*returns 0 when correlationId, sasUri contain data*/
326static int IoTHubClient_LL_UploadToBlob_step1and2(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data, HTTPAPIEX_HANDLE iotHubHttpApiExHandle, HTTP_HEADERS_HANDLE requestHttpHeaders, const char* destinationFileName, STRING_HANDLE correlationId, STRING_HANDLE sasUri)
327{
328 int result;
329
330 /*Codes_SRS_IOTHUBCLIENT_LL_02_066: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall create an HTTP relative path formed from "/devices/" + deviceId + "/files/" + "?api-version=API_VERSION". ]*/
331 STRING_HANDLE relativePath = STRING_construct_sprintf("/devices/%s/files/%s", upload_data->deviceId, API_VERSION);
332 if (relativePath == NULL)
333 {
334 /*Codes_SRS_IOTHUBCLIENT_LL_02_067: [ If creating the relativePath fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
335 LogError("Failure constructing string");
336 result = MU_FAILURE;
337 }
338 else
339 {
340 /*Codes_SRS_IOTHUBCLIENT_LL_32_001: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall create a JSON string formed from "{ \"blobName\": \" + destinationFileName + "\" }" */
341 STRING_HANDLE blobName = STRING_construct_sprintf("{ \"blobName\": \"%s\" }", destinationFileName);
342 if (blobName == NULL)
343 {
344 /*Codes_SRS_IOTHUBCLIENT_LL_32_002: [ If creating the JSON string fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
345 LogError("Failure constructing string");
346 result = MU_FAILURE;
347 }
348 else
349 {
350 BUFFER_HANDLE responseContent;
351 size_t len = STRING_length(blobName);
352 BUFFER_HANDLE blobBuffer = BUFFER_create((const unsigned char *)STRING_c_str(blobName), len);
353 if (blobBuffer == NULL)
354 {
355 /*Codes_SRS_IOTHUBCLIENT_LL_32_002: [ If creating the JSON string fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
356 LogError("unable to create BUFFER");
357 result = MU_FAILURE;
358 }
359 else
360 {
361 /*Codes_SRS_IOTHUBCLIENT_LL_02_068: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall create an HTTP responseContent BUFFER_HANDLE. ]*/
362 if ((responseContent = BUFFER_new()) == NULL)
363 {
364 /*Codes_SRS_IOTHUBCLIENT_LL_02_069: [ If creating the HTTP response buffer handle fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
365 result = MU_FAILURE;
366 LogError("unable to BUFFER_new");
367 }
368 else
369 {
370 /*Codes_SRS_IOTHUBCLIENT_LL_02_072: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall add the following name:value to request HTTP headers: ] "Content-Type": "application/json" "Accept": "application/json" "User-Agent": "iothubclient/" IOTHUB_SDK_VERSION*/
371 /*Codes_SRS_IOTHUBCLIENT_LL_02_107: [ - "Authorization" header shall not be build. ]*/
372 if (!(
373 (HTTPHeaders_AddHeaderNameValuePair(requestHttpHeaders, "Content-Type", HEADER_APP_JSON) == HTTP_HEADERS_OK) &&
374 (HTTPHeaders_AddHeaderNameValuePair(requestHttpHeaders, "Accept", HEADER_APP_JSON) == HTTP_HEADERS_OK) &&
375 (HTTPHeaders_AddHeaderNameValuePair(requestHttpHeaders, "User-Agent", "iothubclient/" IOTHUB_SDK_VERSION) == HTTP_HEADERS_OK) &&
376 ((upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509 || upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509_ECC) ||
377 (HTTPHeaders_AddHeaderNameValuePair(requestHttpHeaders, HEADER_AUTHORIZATION, EMPTY_STRING) == HTTP_HEADERS_OK))
378 ))
379 {
380 /*Codes_SRS_IOTHUBCLIENT_LL_02_071: [ If creating the HTTP headers fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
381 LogError("unable to HTTPHeaders_AddHeaderNameValuePair");
382 result = MU_FAILURE;
383 }
384 else
385 {
386 int wasIoTHubRequestSuccess = 0; /*!=0 means responseContent has a buffer that should be parsed by parson after executing the below switch*/
387 /* set the result to error by default */
388 result = MU_FAILURE;
389 switch (upload_data->cred_type)
390 {
391 default:
392 {
393 /*wasIoTHubRequestSuccess takes care of the return value*/
394 LogError("Internal Error: unexpected value in auth schema = %d", upload_data->cred_type);
395 result = MU_FAILURE;
396 break;
397 }
398 case IOTHUB_CREDENTIAL_TYPE_X509_ECC:
399 case IOTHUB_CREDENTIAL_TYPE_X509:
400 {
401 if (send_http_request(iotHubHttpApiExHandle, STRING_c_str(relativePath), requestHttpHeaders, blobBuffer, responseContent) != 0)
402 {
403 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
404 result = MU_FAILURE;
405 LogError("unable to HTTPAPIEX_ExecuteRequest");
406 }
407 else
408 {
409 wasIoTHubRequestSuccess = 1;
410 }
411 break;
412 }
413 case IOTHUB_CREDENTIAL_TYPE_DEVICE_KEY:
414 case IOTHUB_CREDENTIAL_TYPE_DEVICE_AUTH:
415 {
416 STRING_HANDLE uri_resource = STRING_construct_sprintf("%s/devices/%s", upload_data->hostname, upload_data->deviceId);
417 if (uri_resource == NULL)
418 {
419 /*Codes_SRS_IOTHUBCLIENT_LL_02_089: [ If creating the HTTPAPIEX_SAS_HANDLE fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
420 result = MU_FAILURE;
421 LogError("Failure constructing string");
422 }
423 else
424 {
425 if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_DEVICE_AUTH)
426 {
427 time_t curr_time;
428 if ((curr_time = get_time(NULL)) == INDEFINITE_TIME)
429 {
430 result = MU_FAILURE;
431 LogError("failure retrieving time");
432 }
433 else
434 {
435 size_t expiry = (size_t)(difftime(curr_time, 0) + 3600);
436 char* sas_token = IoTHubClient_Auth_Get_SasToken(upload_data->authorization_module, STRING_c_str(uri_resource), expiry, EMPTY_STRING);
437 if (sas_token == NULL)
438 {
439 result = MU_FAILURE;
440 LogError("unable to retrieve sas token");
441 }
442 else
443 {
444 if (HTTPHeaders_ReplaceHeaderNameValuePair(requestHttpHeaders, HEADER_AUTHORIZATION, sas_token) != HTTP_HEADERS_OK)
445 {
446 /*Codes_SRS_IOTHUBCLIENT_LL_02_074: [ If adding "Authorization" fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR ]*/
447 result = MU_FAILURE;
448 LogError("unable to HTTPHeaders_AddHeaderNameValuePair");
449 }
450 else if (send_http_request(iotHubHttpApiExHandle, STRING_c_str(relativePath), requestHttpHeaders, blobBuffer, responseContent) != 0)
451 {
452 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
453 result = MU_FAILURE;
454 LogError("unable to HTTPAPIEX_ExecuteRequest");
455 }
456 else
457 {
458 wasIoTHubRequestSuccess = 1;
459 }
460 }
461 free(sas_token);
462 }
463 }
464 else
465 {
466 if (send_http_sas_request(upload_data, STRING_c_str(uri_resource), iotHubHttpApiExHandle, STRING_c_str(relativePath), requestHttpHeaders, blobBuffer, responseContent) != 0)
467 {
468 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
469 result = MU_FAILURE;
470 LogError("unable to HTTPAPIEX_ExecuteRequest");
471 }
472 else
473 {
474 wasIoTHubRequestSuccess = 1;
475 }
476 }
477 STRING_delete(uri_resource);
478 }
479 break;
480 }
481 case IOTHUB_CREDENTIAL_TYPE_SAS_TOKEN:
482 {
483 /*Codes_SRS_IOTHUBCLIENT_LL_02_073: [ If the credentials used to create handle have "sasToken" then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall add the following HTTP request headers: ]*/
484 if (HTTPHeaders_ReplaceHeaderNameValuePair(requestHttpHeaders, HEADER_AUTHORIZATION, upload_data->credentials.supplied_sas_token) != HTTP_HEADERS_OK)
485 {
486 /*Codes_SRS_IOTHUBCLIENT_LL_02_074: [ If adding "Authorization" fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR ]*/
487 result = MU_FAILURE;
488 LogError("unable to HTTPHeaders_AddHeaderNameValuePair");
489 }
490 else if (send_http_request(iotHubHttpApiExHandle, STRING_c_str(relativePath), requestHttpHeaders, blobBuffer, responseContent) != 0)
491 {
492 /*Codes_SRS_IOTHUBCLIENT_LL_02_076: [ If HTTPAPIEX_ExecuteRequest call fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
493 result = MU_FAILURE;
494 LogError("unable to HTTPAPIEX_ExecuteRequest");
495 }
496 else
497 {
498 wasIoTHubRequestSuccess = 1;
499 }
500 break;
501 }
502 }
503 if (wasIoTHubRequestSuccess == 1)
504 {
505 const unsigned char*responseContent_u_char = BUFFER_u_char(responseContent);
506 size_t responseContent_length = BUFFER_length(responseContent);
507 STRING_HANDLE responseAsString = STRING_from_byte_array(responseContent_u_char, responseContent_length);
508 if (responseAsString == NULL)
509 {
510 result = MU_FAILURE;
511 LogError("unable to get the response as string");
512 }
513 else
514 {
515 if (parse_result_json(STRING_c_str(responseAsString), correlationId, sasUri) != 0)
516 {
517 /*Codes_SRS_IOTHUBCLIENT_LL_02_082: [ If extracting and saving the correlationId or SasUri fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
518 LogError("unable to parse json result");
519 result = MU_FAILURE;
520 }
521 else
522 {
523 result = 0;
524 }
525 STRING_delete(responseAsString);
526 }
527 }
528 }
529 BUFFER_delete(responseContent);
530 }
531 BUFFER_delete(blobBuffer);
532 }
533 STRING_delete(blobName);
534 }
535 STRING_delete(relativePath);
536 }
537 return result;
538}
539
540/*returns 0 when the IoTHub has been informed about the file upload status*/
541static int IoTHubClient_LL_UploadToBlob_step3(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data, STRING_HANDLE correlationId, HTTPAPIEX_HANDLE iotHubHttpApiExHandle, HTTP_HEADERS_HANDLE requestHttpHeaders, BUFFER_HANDLE messageBody)
542{
543 int result;
544 /*here is step 3. depending on the outcome of step 2 it needs to inform IoTHub about the file upload status*/
545 /*if step 1 failed, there's nothing that step 3 needs to report.*/
546 /*this POST "tries" to happen*/
547
548 /*Codes_SRS_IOTHUBCLIENT_LL_02_085: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall use the same authorization as step 1. to prepare and perform a HTTP request with the following parameters: ]*/
549 STRING_HANDLE relativePathNotification = STRING_construct_sprintf("/devices/%s/files/notifications/%s%s", upload_data->deviceId, STRING_c_str(correlationId), API_VERSION);
550 if (relativePathNotification == NULL)
551 {
552 result = MU_FAILURE;
553 LogError("Failure constructing string");
554 }
555 else
556 {
557 /*Codes_SRS_IOTHUBCLIENT_LL_02_086: [ If performing the HTTP request fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
558 switch (upload_data->cred_type)
559 {
560 default:
561 {
562 LogError("internal error: unknown authorization Scheme");
563 result = MU_FAILURE;
564 break;
565 }
566 case IOTHUB_CREDENTIAL_TYPE_SAS_TOKEN:
567 case IOTHUB_CREDENTIAL_TYPE_X509:
568 case IOTHUB_CREDENTIAL_TYPE_X509_ECC:
569 case IOTHUB_CREDENTIAL_TYPE_DEVICE_AUTH:
570 {
571 if (send_http_request(iotHubHttpApiExHandle, STRING_c_str(relativePathNotification), requestHttpHeaders, messageBody, NULL) != 0)
572 {
573 LogError("unable to execute HTTPAPIEX_ExecuteRequest");
574 result = MU_FAILURE;
575 }
576 else
577 {
578 result = 0;
579 }
580 break;
581 }
582 case IOTHUB_CREDENTIAL_TYPE_DEVICE_KEY:
583 {
584 STRING_HANDLE uriResource = STRING_construct_sprintf("%s/devices/%s/files/notifications", upload_data->hostname, upload_data->deviceId);
585 if (uriResource == NULL)
586 {
587 LogError("Failure constructing string");
588 result = MU_FAILURE;
589 }
590 else
591 {
592 if (send_http_sas_request(upload_data, STRING_c_str(uriResource), iotHubHttpApiExHandle, STRING_c_str(relativePathNotification), requestHttpHeaders, messageBody, NULL) != 0)
593 {
594 LogError("unable to execute HTTPAPIEX_ExecuteRequest");
595 result = MU_FAILURE;
596 }
597 else
598 {
599 result = 0;
600 }
601 STRING_delete(uriResource);
602 }
603 break;
604 }
605 }
606 STRING_delete(relativePathNotification);
607 }
608 return result;
609}
610
611// this callback splits the source data into blocks to be fed to IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex)_Impl
612static IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_RESULT FileUpload_GetData_Callback(IOTHUB_CLIENT_FILE_UPLOAD_RESULT result, unsigned char const ** data, size_t* size, void* context)
613{
614 BLOB_UPLOAD_CONTEXT* uploadContext = (BLOB_UPLOAD_CONTEXT*) context;
615
616 if (data == NULL || size == NULL)
617 {
618 // This is the last call, nothing to do
619 }
620 else if (result != FILE_UPLOAD_OK)
621 {
622 // Last call failed
623 *data = NULL;
624 *size = 0;
625 }
626 else if (uploadContext->remainingSizeToUpload == 0)
627 {
628 // Everything has been uploaded
629 *data = NULL;
630 *size = 0;
631 }
632 else
633 {
634 // Upload next block
635 size_t thisBlockSize = (uploadContext->remainingSizeToUpload > BLOCK_SIZE) ? BLOCK_SIZE : uploadContext->remainingSizeToUpload;
636 *data = (unsigned char*)uploadContext->blobSource + (uploadContext->blobSourceSize - uploadContext->remainingSizeToUpload);
637 *size = thisBlockSize;
638 uploadContext->remainingSizeToUpload -= thisBlockSize;
639 }
640
641 return IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_OK;
642}
643
644static HTTPAPIEX_RESULT set_transfer_timeout(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data, HTTPAPIEX_HANDLE iotHubHttpApiExHandle)
645{
646 HTTPAPIEX_RESULT result;
647 if (upload_data->blob_upload_timeout_secs != 0)
648 {
649 // Convert the timeout to milliseconds for curl
650 long http_timeout = (long)upload_data->blob_upload_timeout_secs * 1000;
651 result = HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_HTTP_TIMEOUT, &http_timeout);
652 }
653 else
654 {
655 result = HTTPAPIEX_OK;
656 }
657 return result;
658}
659
660IOTHUB_CLIENT_RESULT IoTHubClient_LL_UploadMultipleBlocksToBlob_Impl(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE handle, const char* destinationFileName, IOTHUB_CLIENT_FILE_UPLOAD_GET_DATA_CALLBACK_EX getDataCallbackEx, void* context)
661{
662 IOTHUB_CLIENT_RESULT result;
663
664 /*Codes_SRS_IOTHUBCLIENT_LL_02_061: [ If handle is NULL then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_INVALID_ARG. ]*/
665 /*Codes_SRS_IOTHUBCLIENT_LL_02_062: [ If destinationFileName is NULL then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_INVALID_ARG. ]*/
666
667 if (handle == NULL || destinationFileName == NULL || getDataCallbackEx == NULL)
668 {
669 LogError("invalid argument detected handle=%p destinationFileName=%p getDataCallbackEx=%p", handle, destinationFileName, getDataCallbackEx);
670 result = IOTHUB_CLIENT_INVALID_ARG;
671 }
672 else
673 {
674 IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data = (IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA*)handle;
675
676 /*Codes_SRS_IOTHUBCLIENT_LL_02_064: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall create an HTTPAPIEX_HANDLE to the IoTHub hostname. ]*/
677 HTTPAPIEX_HANDLE iotHubHttpApiExHandle = HTTPAPIEX_Create(upload_data->hostname);
678 /*Codes_SRS_IOTHUBCLIENT_LL_02_065: [ If creating the HTTPAPIEX_HANDLE fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
679 if (iotHubHttpApiExHandle == NULL)
680 {
681 LogError("unable to HTTPAPIEX_Create");
682 result = IOTHUB_CLIENT_ERROR;
683 }
684 /*Codes_SRS_IOTHUBCLIENT_LL_30_020: [ If the blob_upload_timeout_secs option has been set to non-zero, IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall set the timeout on the underlying transport accordingly. ]*/
685 else if (set_transfer_timeout(upload_data, iotHubHttpApiExHandle) != HTTPAPIEX_OK)
686 {
687 LogError("unable to set blob transfer timeout");
688 result = IOTHUB_CLIENT_ERROR;
689 }
690 else
691 {
692 if (upload_data->curl_verbosity_level != UPOADTOBLOB_CURL_VERBOSITY_UNSET)
693 {
694 size_t curl_verbose = (upload_data->curl_verbosity_level == UPOADTOBLOB_CURL_VERBOSITY_ON);
695 (void)HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_CURL_VERBOSE, &curl_verbose);
696 }
697
698 /*transmit the x509certificate and x509privatekey*/
699 /*Codes_SRS_IOTHUBCLIENT_LL_02_106: [ - x509certificate and x509privatekey saved options shall be passed on the HTTPAPIEX_SetOption ]*/
700 if ((upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509 || upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509_ECC) &&
701 ((HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_X509_CERT, upload_data->credentials.x509_credentials.x509certificate) != HTTPAPIEX_OK) ||
702 (HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_X509_PRIVATE_KEY, upload_data->credentials.x509_credentials.x509privatekey) != HTTPAPIEX_OK))
703 )
704 {
705 LogError("unable to HTTPAPIEX_SetOption for x509 certificate");
706 result = IOTHUB_CLIENT_ERROR;
707 }
708 else
709 {
710 /*Codes_SRS_IOTHUBCLIENT_LL_02_111: [ If certificates is non-NULL then certificates shall be passed to HTTPAPIEX_SetOption with optionName TrustedCerts. ]*/
711 if ((upload_data->certificates != NULL) && (HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_TRUSTED_CERT, upload_data->certificates) != HTTPAPIEX_OK))
712 {
713 LogError("unable to set TrustedCerts!");
714 result = IOTHUB_CLIENT_ERROR;
715 }
716 else
717 {
718
719 if (upload_data->http_proxy_options.host_address != NULL)
720 {
721 HTTP_PROXY_OPTIONS proxy_options;
722 proxy_options = upload_data->http_proxy_options;
723
724 if (HTTPAPIEX_SetOption(iotHubHttpApiExHandle, OPTION_HTTP_PROXY, &proxy_options) != HTTPAPIEX_OK)
725 {
726 LogError("unable to set http proxy!");
727 result = IOTHUB_CLIENT_ERROR;
728 }
729 else
730 {
731 result = IOTHUB_CLIENT_OK;
732 }
733 }
734 else
735 {
736 result = IOTHUB_CLIENT_OK;
737 }
738
739 if (result != IOTHUB_CLIENT_ERROR)
740 {
741 STRING_HANDLE sasUri;
742 STRING_HANDLE correlationId;
743 if ((correlationId = STRING_new()) == NULL)
744 {
745 LogError("unable to STRING_new");
746 result = IOTHUB_CLIENT_ERROR;
747 }
748 else if ((sasUri = STRING_new()) == NULL)
749 {
750 LogError("unable to create sas uri");
751 result = IOTHUB_CLIENT_ERROR;
752 STRING_delete(correlationId);
753 }
754 else
755 {
756 /*Codes_SRS_IOTHUBCLIENT_LL_02_070: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall create request HTTP headers. ]*/
757 HTTP_HEADERS_HANDLE requestHttpHeaders = HTTPHeaders_Alloc(); /*these are build by step 1 and used by step 3 too*/
758 if (requestHttpHeaders == NULL)
759 {
760 LogError("unable to HTTPHeaders_Alloc");
761 result = IOTHUB_CLIENT_ERROR;
762 }
763 else
764 {
765 /*do step 1*/
766 if (IoTHubClient_LL_UploadToBlob_step1and2(upload_data, iotHubHttpApiExHandle, requestHttpHeaders, destinationFileName, correlationId, sasUri) != 0)
767 {
768 LogError("error in IoTHubClient_LL_UploadToBlob_step1");
769 result = IOTHUB_CLIENT_ERROR;
770 }
771 else
772 {
773 /*do step 2.*/
774
775 unsigned int httpResponse;
776 BUFFER_HANDLE responseToIoTHub = BUFFER_new();
777 if (responseToIoTHub == NULL)
778 {
779 result = IOTHUB_CLIENT_ERROR;
780 LogError("unable to BUFFER_new");
781 }
782 else
783 {
784 /*Codes_SRS_IOTHUBCLIENT_LL_02_083: [ IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall call Blob_UploadFromSasUri and capture the HTTP return code and HTTP body. ]*/
785 BLOB_RESULT uploadMultipleBlocksResult = Blob_UploadMultipleBlocksFromSasUri(STRING_c_str(sasUri), getDataCallbackEx, context, &httpResponse, responseToIoTHub, upload_data->certificates, &(upload_data->http_proxy_options));
786 if (uploadMultipleBlocksResult == BLOB_ABORTED)
787 {
788 /*Codes_SRS_IOTHUBCLIENT_LL_99_008: [ If step 2 is aborted by the client, then the HTTP message body shall look like: ]*/
789 LogInfo("Blob_UploadFromSasUri aborted file upload");
790
791 if (BUFFER_build(responseToIoTHub, (const unsigned char*)FILE_UPLOAD_ABORTED_BODY, sizeof(FILE_UPLOAD_ABORTED_BODY) / sizeof(FILE_UPLOAD_ABORTED_BODY[0])) == 0)
792 {
793 if (IoTHubClient_LL_UploadToBlob_step3(upload_data, correlationId, iotHubHttpApiExHandle, requestHttpHeaders, responseToIoTHub) != 0)
794 {
795 LogError("IoTHubClient_LL_UploadToBlob_step3 failed");
796 result = IOTHUB_CLIENT_ERROR;
797 }
798 else
799 {
800 /*Codes_SRS_IOTHUBCLIENT_LL_99_009: [ If step 2 is aborted by the client and if step 3 succeeds, then `IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex)` shall return `IOTHUB_CLIENT_OK`. ] */
801 result = IOTHUB_CLIENT_OK;
802 }
803 }
804 else
805 {
806 LogError("Unable to BUFFER_build, can't perform IoTHubClient_LL_UploadToBlob_step3");
807 result = IOTHUB_CLIENT_ERROR;
808 }
809 }
810 else if (uploadMultipleBlocksResult != BLOB_OK)
811 {
812 /*Codes_SRS_IOTHUBCLIENT_LL_02_084: [ If Blob_UploadFromSasUri fails then IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex) shall fail and return IOTHUB_CLIENT_ERROR. ]*/
813 LogError("unable to Blob_UploadFromSasUri");
814
815 /*do step 3*/ /*try*/
816 /*Codes_SRS_IOTHUBCLIENT_LL_02_091: [ If step 2 fails without establishing an HTTP dialogue, then the HTTP message body shall look like: ]*/
817 if (BUFFER_build(responseToIoTHub, (const unsigned char*)FILE_UPLOAD_FAILED_BODY, sizeof(FILE_UPLOAD_FAILED_BODY) / sizeof(FILE_UPLOAD_FAILED_BODY[0])) == 0)
818 {
819 if (IoTHubClient_LL_UploadToBlob_step3(upload_data, correlationId, iotHubHttpApiExHandle, requestHttpHeaders, responseToIoTHub) != 0)
820 {
821 LogError("IoTHubClient_LL_UploadToBlob_step3 failed");
822 }
823 }
824 result = IOTHUB_CLIENT_ERROR;
825 }
826 else
827 {
828 /*must make a json*/
829 unsigned char * response = BUFFER_u_char(responseToIoTHub);
830 STRING_HANDLE req_string;
831 if(response == NULL)
832 {
833 req_string = STRING_construct_sprintf("{\"isSuccess\":%s, \"statusCode\":%d, \"statusDescription\":""}", ((httpResponse < 300) ? "true" : "false"), httpResponse);
834 }
835 else
836 {
837 req_string = STRING_construct_sprintf("{\"isSuccess\":%s, \"statusCode\":%d, \"statusDescription\":\"%s\"}", ((httpResponse < 300) ? "true" : "false"), httpResponse, response);
838 }
839 if (req_string == NULL)
840 {
841 LogError("Failure constructing string");
842 result = IOTHUB_CLIENT_ERROR;
843 }
844 else
845 {
846 /*do again snprintf*/
847 BUFFER_HANDLE toBeTransmitted = NULL;
848 size_t req_string_len = STRING_length(req_string);
849 const char* required_string = STRING_c_str(req_string);
850 if ((toBeTransmitted = BUFFER_create((const unsigned char*)required_string, req_string_len)) == NULL)
851 {
852 LogError("unable to BUFFER_create");
853 result = IOTHUB_CLIENT_ERROR;
854 }
855 else
856 {
857 if (IoTHubClient_LL_UploadToBlob_step3(upload_data, correlationId, iotHubHttpApiExHandle, requestHttpHeaders, toBeTransmitted) != 0)
858 {
859 LogError("IoTHubClient_LL_UploadToBlob_step3 failed");
860 result = IOTHUB_CLIENT_ERROR;
861 }
862 else
863 {
864 result = (httpResponse < 300) ? IOTHUB_CLIENT_OK : IOTHUB_CLIENT_ERROR;
865 }
866 BUFFER_delete(toBeTransmitted);
867 }
868 STRING_delete(req_string);
869 }
870 }
871 BUFFER_delete(responseToIoTHub);
872 }
873 }
874 HTTPHeaders_Free(requestHttpHeaders);
875 }
876 STRING_delete(sasUri);
877 STRING_delete(correlationId);
878 }
879 }
880 }
881 }
882 HTTPAPIEX_Destroy(iotHubHttpApiExHandle);
883 }
884
885 /*Codes_SRS_IOTHUBCLIENT_LL_99_003: [ If `IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex)` return `IOTHUB_CLIENT_OK`, it shall call `getDataCallbackEx` with `result` set to `FILE_UPLOAD_OK`, and `data` and `size` set to NULL. ]*/
886 /*Codes_SRS_IOTHUBCLIENT_LL_99_004: [ If `IoTHubClient_LL_UploadMultipleBlocksToBlob(Ex)` does not return `IOTHUB_CLIENT_OK`, it shall call `getDataCallbackEx` with `result` set to `FILE_UPLOAD_ERROR`, and `data` and `size` set to NULL. ]*/
887 (void)getDataCallbackEx(result == IOTHUB_CLIENT_OK ? FILE_UPLOAD_OK : FILE_UPLOAD_ERROR, NULL, NULL, context);
888 }
889 return result;
890}
891
892IOTHUB_CLIENT_RESULT IoTHubClient_LL_UploadToBlob_Impl(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE handle, const char* destinationFileName, const unsigned char* source, size_t size)
893{
894 IOTHUB_CLIENT_RESULT result;
895
896 if (handle == NULL || destinationFileName == NULL)
897 {
898 LogError("Invalid parameter handle:%p destinationFileName:%p", handle, destinationFileName);
899 result = IOTHUB_CLIENT_INVALID_ARG;
900 }
901 /*Codes_SRS_IOTHUBCLIENT_LL_02_063: [ If source is NULL and size is greater than 0 then IoTHubClient_LL_UploadToBlob shall fail and return IOTHUB_CLIENT_INVALID_ARG. ]*/
902 else if (source == NULL && size > 0)
903 {
904 LogError("Invalid source and size combination: source=%p size=%lu", source, (unsigned long)size);
905 result = IOTHUB_CLIENT_INVALID_ARG;
906 }
907 else
908 {
909 /*Codes_SRS_IOTHUBCLIENT_LL_99_001: [ `IoTHubClient_LL_UploadToBlob` shall create a struct containing the `source`, the `size`, and the remaining size to upload.]*/
910 BLOB_UPLOAD_CONTEXT context;
911 context.blobSource = source;
912 context.blobSourceSize = size;
913 context.remainingSizeToUpload = size;
914
915 /*Codes_SRS_IOTHUBCLIENT_LL_99_002: [ `IoTHubClient_LL_UploadToBlob` shall call `IoTHubClient_LL_UploadMultipleBlocksToBlob_Impl` with `FileUpload_GetData_Callback` as `getDataCallbackEx` and pass the struct created at step SRS_IOTHUBCLIENT_LL_99_001 as `context` ]*/
916 result = IoTHubClient_LL_UploadMultipleBlocksToBlob_Impl(handle, destinationFileName, FileUpload_GetData_Callback, &context);
917 }
918 return result;
919}
920
921void IoTHubClient_LL_UploadToBlob_Destroy(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE handle)
922{
923 if (handle == NULL)
924 {
925 LogError("unexpected NULL argument");
926 }
927 else
928 {
929 IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data = (IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA*)handle;
930
931 if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509 || upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_X509_ECC)
932 {
933 free(upload_data->credentials.x509_credentials.x509certificate);
934 free(upload_data->credentials.x509_credentials.x509privatekey);
935 }
936 else if (upload_data->cred_type == IOTHUB_CREDENTIAL_TYPE_SAS_TOKEN)
937 {
938 free(upload_data->credentials.supplied_sas_token);
939 }
940
941 free((void*)upload_data->hostname);
942 if (upload_data->certificates != NULL)
943 {
944 free(upload_data->certificates);
945 }
946 if (upload_data->http_proxy_options.host_address != NULL)
947 {
948 free((char *)upload_data->http_proxy_options.host_address);
949 }
950 if (upload_data->http_proxy_options.username != NULL)
951 {
952 free((char *)upload_data->http_proxy_options.username);
953 }
954 if (upload_data->http_proxy_options.password != NULL)
955 {
956 free((char *)upload_data->http_proxy_options.password);
957 }
958 free(upload_data);
959 }
960}
961
962IOTHUB_CLIENT_RESULT IoTHubClient_LL_UploadToBlob_SetOption(IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE handle, const char* optionName, const void* value)
963{
964 IOTHUB_CLIENT_RESULT result;
965 /*Codes_SRS_IOTHUBCLIENT_LL_02_110: [ If parameter handle is NULL then IoTHubClient_LL_UploadToBlob_SetOption shall fail and return IOTHUB_CLIENT_ERROR. ]*/
966 if (handle == NULL)
967 {
968 LogError("invalid argument detected: IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE handle=%p, const char* optionName=%s, const void* value=%p", handle, optionName, value);
969 result = IOTHUB_CLIENT_ERROR;
970 }
971 else
972 {
973 IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA* upload_data = (IOTHUB_CLIENT_LL_UPLOADTOBLOB_HANDLE_DATA*)handle;
974
975 /*Codes_SRS_IOTHUBCLIENT_LL_02_100: [ x509certificate - then value then is a null terminated string that contains the x509 certificate. ]*/
976 if (strcmp(optionName, OPTION_X509_CERT) == 0)
977 {
978 /*Codes_SRS_IOTHUBCLIENT_LL_02_109: [ If the authentication scheme is NOT x509 then IoTHubClient_LL_UploadToBlob_SetOption shall return IOTHUB_CLIENT_INVALID_ARG. ]*/
979 if (upload_data->cred_type != IOTHUB_CREDENTIAL_TYPE_X509)
980 {
981 LogError("trying to set a x509 certificate while the authentication scheme is not x509");
982 result = IOTHUB_CLIENT_INVALID_ARG;
983 }
984 else
985 {
986 /*Codes_SRS_IOTHUBCLIENT_LL_02_103: [ The options shall be saved. ]*/
987 /*try to make a copy of the certificate*/
988 char* temp;
989 if (mallocAndStrcpy_s(&temp, value) != 0)
990 {
991 /*Codes_SRS_IOTHUBCLIENT_LL_02_104: [ If saving fails, then IoTHubClient_LL_UploadToBlob_SetOption shall fail and return IOTHUB_CLIENT_ERROR. ]*/
992 LogError("unable to mallocAndStrcpy_s");
993 result = IOTHUB_CLIENT_ERROR;
994 }
995 else
996 {
997 /*Codes_SRS_IOTHUBCLIENT_LL_02_105: [ Otherwise IoTHubClient_LL_UploadToBlob_SetOption shall succeed and return IOTHUB_CLIENT_OK. ]*/
998 if (upload_data->credentials.x509_credentials.x509certificate != NULL) /*free any previous values, if any*/
999 {
1000 free(upload_data->credentials.x509_credentials.x509certificate);
1001 }
1002 upload_data->credentials.x509_credentials.x509certificate = temp;
1003 result = IOTHUB_CLIENT_OK;
1004 }
1005 }
1006 }
1007 /*Codes_SRS_IOTHUBCLIENT_LL_02_101: [ x509privatekey - then value is a null terminated string that contains the x509 privatekey. ]*/
1008 else if (strcmp(optionName, OPTION_X509_PRIVATE_KEY) == 0)
1009 {
1010 /*Codes_SRS_IOTHUBCLIENT_LL_02_109: [ If the authentication scheme is NOT x509 then IoTHubClient_LL_UploadToBlob_SetOption shall return IOTHUB_CLIENT_INVALID_ARG. ]*/
1011 if (upload_data->cred_type != IOTHUB_CREDENTIAL_TYPE_X509)
1012 {
1013 LogError("trying to set a x509 privatekey while the authentication scheme is not x509");
1014 result = IOTHUB_CLIENT_INVALID_ARG;
1015 }
1016 else
1017 {
1018 /*Codes_SRS_IOTHUBCLIENT_LL_02_103: [ The options shall be saved. ]*/
1019 /*try to make a copy of the privatekey*/
1020 char* temp;
1021 if (mallocAndStrcpy_s(&temp, value) != 0)
1022 {
1023 /*Codes_SRS_IOTHUBCLIENT_LL_02_104: [ If saving fails, then IoTHubClient_LL_UploadToBlob_SetOption shall fail and return IOTHUB_CLIENT_ERROR. ]*/
1024 LogError("unable to mallocAndStrcpy_s");
1025 result = IOTHUB_CLIENT_ERROR;
1026 }
1027 else
1028 {
1029 /*Codes_SRS_IOTHUBCLIENT_LL_02_105: [ Otherwise IoTHubClient_LL_UploadToBlob_SetOption shall succeed and return IOTHUB_CLIENT_OK. ]*/
1030 if (upload_data->credentials.x509_credentials.x509privatekey != NULL) /*free any previous values, if any*/
1031 {
1032 free(upload_data->credentials.x509_credentials.x509privatekey);
1033 }
1034 upload_data->credentials.x509_credentials.x509privatekey = temp;
1035 result = IOTHUB_CLIENT_OK;
1036 }
1037 }
1038 }
1039 else if (strcmp(OPTION_TRUSTED_CERT, optionName) == 0)
1040 {
1041 if (value == NULL)
1042 {
1043 LogError("NULL is a not a valid value for TrustedCerts");
1044 result = IOTHUB_CLIENT_INVALID_ARG;
1045 }
1046 else
1047 {
1048 char* tempCopy;
1049 if (mallocAndStrcpy_s(&tempCopy, value) != 0)
1050 {
1051 LogError("failure in mallocAndStrcpy_s");
1052 result = IOTHUB_CLIENT_ERROR;
1053 }
1054 else
1055 {
1056 if (upload_data->certificates != NULL)
1057 {
1058 free(upload_data->certificates);
1059 }
1060 upload_data->certificates = tempCopy;
1061 result = IOTHUB_CLIENT_OK;
1062 }
1063 }
1064 }
1065 /*Codes_SRS_IOTHUBCLIENT_LL_32_008: [ OPTION_HTTP_PROXY - then the value will be a pointer to HTTP_PROXY_OPTIONS structure. ]*/
1066 else if (strcmp(optionName, OPTION_HTTP_PROXY) == 0)
1067 {
1068 HTTP_PROXY_OPTIONS* proxy_options = (HTTP_PROXY_OPTIONS *)value;
1069
1070 if (proxy_options->host_address == NULL)
1071 {
1072 /* Codes_SRS_IOTHUBCLIENT_LL_32_006: [ If `host_address` is NULL, `IoTHubClient_LL_UploadToBlob_SetOption` shall fail and return `IOTHUB_CLIENT_INVALID_ARG`. ]*/
1073 LogError("NULL host_address in proxy options");
1074 result = IOTHUB_CLIENT_INVALID_ARG;
1075 }
1076 /* Codes_SRS_IOTHUBCLIENT_LL_32_007: [ If only one of `username` and `password` is NULL, `IoTHubClient_LL_UploadToBlob_SetOption` shall fail and return `IOTHUB_CLIENT_INVALID_ARG`. ]*/
1077 else if (((proxy_options->username == NULL) || (proxy_options->password == NULL)) &&
1078 (proxy_options->username != proxy_options->password))
1079 {
1080 LogError("Only one of username and password for proxy settings was NULL");
1081 result = IOTHUB_CLIENT_INVALID_ARG;
1082 }
1083 else
1084 {
1085 if (upload_data->http_proxy_options.host_address != NULL)
1086 {
1087 free((char *)upload_data->http_proxy_options.host_address);
1088 upload_data->http_proxy_options.host_address = NULL;
1089 }
1090 if (upload_data->http_proxy_options.username != NULL)
1091 {
1092 free((char *)upload_data->http_proxy_options.username);
1093 upload_data->http_proxy_options.username = NULL;
1094 }
1095 if (upload_data->http_proxy_options.password != NULL)
1096 {
1097 free((char *)upload_data->http_proxy_options.password);
1098 upload_data->http_proxy_options.password = NULL;
1099 }
1100
1101 upload_data->http_proxy_options.port = proxy_options->port;
1102
1103 if (mallocAndStrcpy_s((char **)(&upload_data->http_proxy_options.host_address), proxy_options->host_address) != 0)
1104 {
1105 LogError("failure in mallocAndStrcpy_s - upload_data->http_proxy_options.host_address");
1106 result = IOTHUB_CLIENT_ERROR;
1107 }
1108 else if (proxy_options->username != NULL && mallocAndStrcpy_s((char **)(&upload_data->http_proxy_options.username), proxy_options->username) != 0)
1109 {
1110 LogError("failure in mallocAndStrcpy_s - upload_data->http_proxy_options.username");
1111 result = IOTHUB_CLIENT_ERROR;
1112 }
1113 else if (proxy_options->password != NULL && mallocAndStrcpy_s((char **)(&upload_data->http_proxy_options.password), proxy_options->password) != 0)
1114 {
1115 LogError("failure in mallocAndStrcpy_s - upload_data->http_proxy_options.password");
1116 result = IOTHUB_CLIENT_ERROR;
1117 }
1118 else
1119 {
1120 result = IOTHUB_CLIENT_OK;
1121 }
1122 }
1123 }
1124 else if (strcmp(optionName, OPTION_CURL_VERBOSE) == 0)
1125 {
1126 upload_data->curl_verbosity_level = ((*(bool*)value) == 0) ? UPOADTOBLOB_CURL_VERBOSITY_OFF : UPOADTOBLOB_CURL_VERBOSITY_ON;
1127 result = IOTHUB_CLIENT_OK;
1128 }
1129 else if (strcmp(optionName, OPTION_BLOB_UPLOAD_TIMEOUT_SECS) == 0)
1130 {
1131 upload_data->blob_upload_timeout_secs = *(size_t*)value;
1132 result = IOTHUB_CLIENT_OK;
1133 }
1134 else
1135 {
1136 /*Codes_SRS_IOTHUBCLIENT_LL_02_102: [ If an unknown option is presented then IoTHubClient_LL_UploadToBlob_SetOption shall return IOTHUB_CLIENT_INVALID_ARG. ]*/
1137 result = IOTHUB_CLIENT_INVALID_ARG;
1138 }
1139 }
1140 return result;
1141}
1142
1143#endif /*DONT_USE_UPLOADTOBLOB*/
1144
1145
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