(Unicode C++) Azure Storage: Set Blob Service Properties

Azure Storage Blob Service REST API: Sample code to set a blob's service properties.

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#include <CkRestW.h>
#include <CkAuthAzureStorageW.h>
#include <CkXmlW.h>

void ChilkatSample(void)
    {
    // Azure Blob Service Example: Set Blob Service Properties
    // See also: https://msdn.microsoft.com/en-us/library/azure/hh452235.aspx

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkRestW rest;

    // Connect to the Azure Storage Blob Service
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    // In this example, the storage account name is "chilkat".
    bool success = rest.Connect(L"chilkat.blob.core.windows.net",port,bTls,bAutoReconnect);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // Provide Azure Cloud credentials for the REST call.
    CkAuthAzureStorageW azAuth;
    azAuth.put_AccessKey(L"AZURE_ACCESS_KEY");
    // The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    azAuth.put_Account(L"chilkat");
    azAuth.put_Scheme(L"SharedKey");
    azAuth.put_Service(L"Blob");
    // This causes the "x-ms-version: 2020-08-04" header to be automatically added.
    azAuth.put_XMsVersion(L"2020-08-04");
    success = rest.SetAuthAzureStorage(azAuth);

    // Note: The application does not need to explicitly set the following
    // headers: x-ms-date, Authorization.  These headers
    // are automatically set by Chilkat.

    // This example will set logging properties.  The XML body of the request
    // will look like this:

    // <?xml version="1.0" encoding="utf-8"?>
    // <StorageServiceProperties>
    //     <Logging>
    //         <Version>version-number</Version>
    //         <Delete>true|false</Delete>
    //         <Read>true|false</Read>
    //         <Write>true|false</Write>
    //         <RetentionPolicy>
    //             <Enabled>true|false</Enabled>
    //             <Days>number-of-days</Days>
    //         </RetentionPolicy>
    //     </Logging>

    // Build the request:
    CkXmlW xml;
    xml.put_Tag(L"StorageServiceProperties");
    CkXmlW *xLogging = xml.NewChild(L"Logging",L"");
    xLogging->NewChild2(L"Version",L"1.0");
    xLogging->NewChild2(L"Delete",L"true");
    xLogging->NewChild2(L"Read",L"true");
    xLogging->NewChild2(L"Write",L"true");
    CkXmlW *xRetension = xLogging->NewChild(L"RetentionPolicy",L"");
    xRetension->NewChild2(L"Enabled",L"true");
    xRetension->NewChild2(L"Days",L"7");
    delete xRetension;
    delete xLogging;

    // The expected response is a 202 response status code with no response body.
    const wchar_t *responseStr = rest.fullRequestString(L"PUT",L"/?restype=service&comp=properties",xml.getXml());
    if (rest.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // When successful, the Azure Storage service will respond with a 202 response code,
    // with no response body.
    if (rest.get_ResponseStatusCode() != 202) {
        // Examine the request/response to see what happened.
        wprintf(L"response status code = %d\n",rest.get_ResponseStatusCode());
        wprintf(L"response status text = %s\n",rest.responseStatusText());
        wprintf(L"response header: %s\n",rest.responseHeader());
        wprintf(L"response body (if any): %s\n",responseStr);
        wprintf(L"---\n");
        wprintf(L"LastRequestStartLine: %s\n",rest.lastRequestStartLine());
        wprintf(L"LastRequestHeader: %s\n",rest.lastRequestHeader());
        return;
    }

    wprintf(L"Success: Blob service properties updated!\n");
    }