(C) Azure Storage: Get Blob Service Properties

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

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#include <C_CkRest.h>
#include <C_CkAuthAzureStorage.h>
#include <C_CkXml.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL bTls;
    int port;
    BOOL bAutoReconnect;
    BOOL success;
    HCkAuthAzureStorage azAuth;
    const char *responseStr;
    HCkXml xml;

    // Azure Blob Service Example: Get Blob Service Properties

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

    rest = CkRest_Create();

    // Connect to the Azure Storage Blob Service
    bTls = TRUE;
    port = 443;
    bAutoReconnect = TRUE;
    // In this example, the storage account name is "chilkat".
    success = CkRest_Connect(rest,"chilkat.blob.core.windows.net",port,bTls,bAutoReconnect);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        return;
    }

    // Provide Azure Cloud credentials for the REST call.
    azAuth = CkAuthAzureStorage_Create();
    CkAuthAzureStorage_putAccessKey(azAuth,"AZURE_ACCESS_KEY");
    // The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    CkAuthAzureStorage_putAccount(azAuth,"chilkat");
    CkAuthAzureStorage_putScheme(azAuth,"SharedKey");
    CkAuthAzureStorage_putService(azAuth,"Blob");
    // This causes the "x-ms-version: 2020-08-04" header to be automatically added.
    CkAuthAzureStorage_putXMsVersion(azAuth,"2020-08-04");
    success = CkRest_SetAuthAzureStorage(rest,azAuth);

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

    responseStr = CkRest_fullRequestNoBody(rest,"GET","/?restype=service&comp=properties");
    if (CkRest_getLastMethodSuccess(rest) != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAzureStorage_Dispose(azAuth);
        return;
    }

    // When successful, the Azure Storage service will respond with a 200 response code,
    // with an XML body.  
    if (CkRest_getResponseStatusCode(rest) != 200) {
        // Examine the request/response to see what happened.
        printf("response status code = %d\n",CkRest_getResponseStatusCode(rest));
        printf("response status text = %s\n",CkRest_responseStatusText(rest));
        printf("response header: %s\n",CkRest_responseHeader(rest));
        printf("response body (if any): %s\n",responseStr);
        printf("---\n");
        printf("LastRequestStartLine: %s\n",CkRest_lastRequestStartLine(rest));
        printf("LastRequestHeader: %s\n",CkRest_lastRequestHeader(rest));
        CkRest_Dispose(rest);
        CkAuthAzureStorage_Dispose(azAuth);
        return;
    }

    // Load the XML response for parsing.
    // An example of the response XML is shown below.
    xml = CkXml_Create();
    success = CkXml_LoadXml(xml,responseStr);

    printf("%s\n",CkXml_getXml(xml));

    // Use the ChilkatPath method to get various pieces of information out
    // of the XML.  For example:

    printf("Logging retention policy #days = %s\n",CkXml_chilkatPath(xml,"Logging|RetentionPolicy|Days|*"));
    printf("Hour metrics include APIs = %s\n",CkXml_chilkatPath(xml,"HourMetrics|IncludeAPIs|*"));

    // <?xml version="1.0" encoding="utf-8" ?>
    // <StorageServiceProperties>
    //     <Logging>
    //         <Version>1.0</Version>
    //         <Read>true</Read>
    //         <Write>true</Write>
    //         <Delete>true</Delete>
    //         <RetentionPolicy>
    //             <Enabled>true</Enabled>
    //             <Days>7</Days>
    //         </RetentionPolicy>
    //     </Logging>
    //     <HourMetrics>
    //         <Version>1.0</Version>
    //         <Enabled>true</Enabled>
    //         <IncludeAPIs>true</IncludeAPIs>
    //         <RetentionPolicy>
    //             <Enabled>true</Enabled>
    //             <Days>7</Days>
    //         </RetentionPolicy>
    //     </HourMetrics>
    //     <MinuteMetrics>
    //         <Version>1.0</Version>
    //         <Enabled>false</Enabled>
    //         <RetentionPolicy>
    //             <Enabled>false</Enabled>
    //         </RetentionPolicy>
    //     </MinuteMetrics>
    //     <Cors />
    // </StorageServiceProperties>


    CkRest_Dispose(rest);
    CkAuthAzureStorage_Dispose(azAuth);
    CkXml_Dispose(xml);

    }