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(Unicode C) Azure Blob Service - List all Containers in a Storage AccountAzure Storage Blob Service REST API: Lists all the containers in a storage account.
#include <C_CkRestW.h> #include <C_CkAuthAzureStorageW.h> #include <C_CkXmlW.h> #include <C_CkDateTimeW.h> void ChilkatSample(void) { HCkRestW rest; BOOL bTls; int port; BOOL bAutoReconnect; BOOL success; HCkAuthAzureStorageW azAuth; const wchar_t *responseStr; HCkXmlW xml; int numContainers; int i; const wchar_t *lastModDateStr; HCkDateTimeW dateTime; const wchar_t *leaseState; // Azure Blob Service Example: List all of the containers in an account. // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. rest = CkRestW_Create(); // Connect to the Azure Storage Blob Service bTls = TRUE; port = 443; bAutoReconnect = TRUE; // In this example, the storage account name is "chilkat". success = CkRestW_Connect(rest,L"chilkat.blob.core.windows.net",port,bTls,bAutoReconnect); if (success != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkRestW_Dispose(rest); return; } // Provide Azure Cloud credentials for the REST call. azAuth = CkAuthAzureStorageW_Create(); CkAuthAzureStorageW_putAccessKey(azAuth,L"AZURE_ACCESS_KEY"); // The account name used here should match the 1st part of the domain passed in the call to Connect (above). CkAuthAzureStorageW_putAccount(azAuth,L"chilkat"); CkAuthAzureStorageW_putScheme(azAuth,L"SharedKey"); CkAuthAzureStorageW_putService(azAuth,L"Blob"); // This causes the "x-ms-version: 2020-08-04" header to be automatically added. CkAuthAzureStorageW_putXMsVersion(azAuth,L"2020-08-04"); success = CkRestW_SetAuthAzureStorage(rest,azAuth); // URI parameters, such as "maxresults", are added by calling AddQueryParam success = CkRestW_AddQueryParam(rest,L"maxresults",L"1000"); // Note: The application does not need to explicitly set the following // headers: x-ms-date, Authorization. These headers // are automatically set by Chilkat. responseStr = CkRestW_fullRequestNoBody(rest,L"GET",L"/?comp=list"); if (CkRestW_getLastMethodSuccess(rest) != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkRestW_Dispose(rest); CkAuthAzureStorageW_Dispose(azAuth); return; } // When successful, the Azure Storage service will respond with a 200 response code, // with an XML body. if (CkRestW_getResponseStatusCode(rest) != 200) { // Examine the request/response to see what happened. wprintf(L"response status code = %d\n",CkRestW_getResponseStatusCode(rest)); wprintf(L"response status text = %s\n",CkRestW_responseStatusText(rest)); wprintf(L"response header: %s\n",CkRestW_responseHeader(rest)); wprintf(L"response body (if any): %s\n",responseStr); wprintf(L"---\n"); wprintf(L"LastRequestStartLine: %s\n",CkRestW_lastRequestStartLine(rest)); wprintf(L"LastRequestHeader: %s\n",CkRestW_lastRequestHeader(rest)); CkRestW_Dispose(rest); CkAuthAzureStorageW_Dispose(azAuth); return; } // Load the XML response for parsing. // A sample XML response containing 2 containers is shown below. xml = CkXmlW_Create(); success = CkXmlW_LoadXml(xml,responseStr); wprintf(L"%s\n",CkXmlW_getXml(xml)); // Iterate over the containers, listing some information about each. success = CkXmlW_FindChild2(xml,L"Containers"); numContainers = CkXmlW_getNumChildren(xml); i = 0; while ((i < numContainers)) { success = CkXmlW_GetChild2(xml,i); wprintf(L"Container Name: %s\n",CkXmlW_getChildContent(xml,L"Name")); lastModDateStr = CkXmlW_chilkatPath(xml,L"Properties|Last-Modified|*"); wprintf(L"Last Modified: %s\n",lastModDateStr); // The date/time string can be loaded into a CkDateTime object for conversion to other date formats.. dateTime = CkDateTimeW_Create(); success = CkDateTimeW_SetFromRfc822(dateTime,lastModDateStr); leaseState = CkXmlW_chilkatPath(xml,L"Properties|LeaseState|*"); wprintf(L"Lease State: %s\n",leaseState); success = CkXmlW_GetParent2(xml); i = i + 1; } success = CkXmlW_GetParent2(xml); // Sample XML response: // <?xml version="1.0" encoding="utf-8" ?> // <EnumerationResults ServiceEndpoint="https://chilkat.blob.core.windows.net/"> // <MaxResults>1000</MaxResults> // <Containers> // <Container> // <Name>test</Name> // <Properties> // <Last-Modified>Wed, 20 Apr 2016 01:02:25 GMT</Last-Modified> // <Etag>"0x8D368B77024C583"</Etag> // <LeaseStatus>unlocked</LeaseStatus> // <LeaseState>available</LeaseState> // </Properties> // </Container> // <Container> // <Name>test2</Name> // <Properties> // <Last-Modified>Tue, 03 May 2016 17:13:01 GMT</Last-Modified> // <Etag>"0x8D373762EB6AC85"</Etag> // <LeaseStatus>unlocked</LeaseStatus> // <LeaseState>available</LeaseState> // </Properties> // </Container> // </Containers> // <NextMarker /> // </EnumerationResults> CkRestW_Dispose(rest); CkAuthAzureStorageW_Dispose(azAuth); CkXmlW_Dispose(xml); CkDateTimeW_Dispose(dateTime); } |
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