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Azure Storage: Lease Container

See more Azure Cloud Storage Examples

Azure Storage Blob Service REST API: Sample code to establishes a lock on a container for delete operations. The lock duration can be 15 to 60 seconds, or can be infinite. AutoIt

Local $bSuccess = False

; Azure Blob Service Example: Lease Container
; See also: https://msdn.microsoft.com/en-us/library/azure/jj159103.aspx

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

$oRest = ObjCreate("Chilkat.Rest")

; Connect to the Azure Storage Blob Service
Local $bTls = True
Local $iPort = 443
Local $bAutoReconnect = True
; In this example, the storage account name is "chilkat".
$bSuccess = $oRest.Connect("chilkat.blob.core.windows.net",$iPort,$bTls,$bAutoReconnect)
If ($bSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

; Provide Azure Cloud credentials for the REST call.
$oAzAuth = ObjCreate("Chilkat.AuthAzureStorage")
$oAzAuth.AccessKey = "AZURE_ACCESS_KEY"
; The account name used here should match the 1st part of the domain passed in the call to Connect (above).
$oAzAuth.Account = "chilkat"
$oAzAuth.Scheme = "SharedKey"
$oAzAuth.Service = "Blob"
; This causes the "x-ms-version: 2021-08-06" header to be automatically added.
$oAzAuth.XMsVersion = "2021-08-06"
$bSuccess = $oRest.SetAuthAzureStorage($oAzAuth)

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

; The lease ID needs to be a GUID.  (UUID and GUID are synonymous)
$oCrypt = ObjCreate("Chilkat.Crypt2")
Local $sGuid = $oCrypt.GenerateUuid()
ConsoleWrite("Lease ID: " & $sGuid & @CRLF)
$bSuccess = $oRest.AddHeader("x-ms-lease-id",$sGuid)

; The action can be "acquire", "renew", "change", "release", or "break".
; See https://msdn.microsoft.com/en-us/library/azure/jj159103.aspx
$bSuccess = $oRest.AddHeader("x-ms-lease-action","acquire")

; The lease duration..
$bSuccess = $oRest.AddHeader("x-ms-lease-duration","15")

; In this example, we are acquiring a lease for the container named "mycontainer".
Local $sResponseStr = $oRest.FullRequestNoBody("PUT","/mycontainer?restype=container&comp=lease")
If ($oRest.LastMethodSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

; When successful, the Azure Storage service will respond with a 200, 201, or 202 response status code,
; with no response body.

; The status code depends on the operation:
;    Acquire: A successful operation returns status code 201 (Created).
;    Renew: A successful operation returns status code 200 (OK).
;    Change: A successful operation returns status code 200 (OK).
;    Release: A successful operation returns status code 200 (OK).
;    Break: A successful operation returns status code 202 (Accepted).

If (($oRest.ResponseStatusCode < 200) Or ($oRest.ResponseStatusCode > 202)) Then
    ; Examine the request/response to see what happened.
    ConsoleWrite("response status code = " & $oRest.ResponseStatusCode & @CRLF)
    ConsoleWrite("response status text = " & $oRest.ResponseStatusText & @CRLF)
    ConsoleWrite("response header: " & $oRest.ResponseHeader & @CRLF)
    ConsoleWrite("response body (if any): " & $sResponseStr & @CRLF)
    ConsoleWrite("---" & @CRLF)
    ConsoleWrite("LastRequestStartLine: " & $oRest.LastRequestStartLine & @CRLF)
    ConsoleWrite("LastRequestHeader: " & $oRest.LastRequestHeader & @CRLF)
    Exit
EndIf

ConsoleWrite("Success: Lease acquired." & @CRLF)