(PureBasic) Azure Storage: Set Blob Service Properties

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

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkXml.pb"
IncludeFile "CkRest.pb"
IncludeFile "CkAuthAzureStorage.pb"

Procedure ChilkatExample()

    ; 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.

    rest.i = CkRest::ckCreate()
    If rest.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; Connect to the Azure Storage Blob Service
    bTls.i = 1
    port.i = 443
    bAutoReconnect.i = 1
    ; In this example, the storage account name is "chilkat".
    success.i = CkRest::ckConnect(rest,"chilkat.blob.core.windows.net",port,bTls,bAutoReconnect)
    If success <> 1
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        ProcedureReturn
    EndIf

    ; Provide Azure Cloud credentials for the REST call.
    azAuth.i = CkAuthAzureStorage::ckCreate()
    If azAuth.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAuthAzureStorage::setCkAccessKey(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::setCkAccount(azAuth, "chilkat")
    CkAuthAzureStorage::setCkScheme(azAuth, "SharedKey")
    CkAuthAzureStorage::setCkService(azAuth, "Blob")
    ; This causes the "x-ms-version: 2020-08-04" header to be automatically added.
    CkAuthAzureStorage::setCkXMsVersion(azAuth, "2020-08-04")
    success = CkRest::ckSetAuthAzureStorage(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.

    ; 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:
    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkXml::setCkTag(xml, "StorageServiceProperties")
    xLogging.i = CkXml::ckNewChild(xml,"Logging","")
    CkXml::ckNewChild2(xLogging,"Version","1.0")
    CkXml::ckNewChild2(xLogging,"Delete","true")
    CkXml::ckNewChild2(xLogging,"Read","true")
    CkXml::ckNewChild2(xLogging,"Write","true")
    xRetension.i = CkXml::ckNewChild(xLogging,"RetentionPolicy","")
    CkXml::ckNewChild2(xRetension,"Enabled","true")
    CkXml::ckNewChild2(xRetension,"Days","7")
    CkXml::ckDispose(xRetension)

    CkXml::ckDispose(xLogging)

    ; The expected response is a 202 response status code with no response body.
    responseStr.s = CkRest::ckFullRequestString(rest,"PUT","/?restype=service&comp=properties",CkXml::ckGetXml(xml))
    If CkRest::ckLastMethodSuccess(rest) <> 1
        Debug CkRest::ckLastErrorText(rest)
        CkRest::ckDispose(rest)
        CkAuthAzureStorage::ckDispose(azAuth)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    ; When successful, the Azure Storage service will respond with a 202 response code,
    ; with no response body.
    If CkRest::ckResponseStatusCode(rest) <> 202
        ; Examine the request/response to see what happened.
        Debug "response status code = " + Str(CkRest::ckResponseStatusCode(rest))
        Debug "response status text = " + CkRest::ckResponseStatusText(rest)
        Debug "response header: " + CkRest::ckResponseHeader(rest)
        Debug "response body (if any): " + responseStr
        Debug "---"
        Debug "LastRequestStartLine: " + CkRest::ckLastRequestStartLine(rest)
        Debug "LastRequestHeader: " + CkRest::ckLastRequestHeader(rest)
        CkRest::ckDispose(rest)
        CkAuthAzureStorage::ckDispose(azAuth)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    Debug "Success: Blob service properties updated!"


    CkRest::ckDispose(rest)
    CkAuthAzureStorage::ckDispose(azAuth)
    CkXml::ckDispose(xml)


    ProcedureReturn
EndProcedure