(VB.NET UWP/WinRT) Get Container ACL

Azure Storage Blob Service REST API: Sample code to get the permissions of a container.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

' Azure Blob Service Example: Get Container ACL
' See also: https://msdn.microsoft.com/en-us/library/azure/dd179469.aspx

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

Dim rest As New Chilkat.Rest

' Connect to the Azure Storage Blob Service
Dim bTls As Boolean = True
Dim port As Integer = 443
Dim bAutoReconnect As Boolean = True
' In this example, the storage account name is "chilkat".
Dim success As Boolean = Await rest.ConnectAsync("chilkat.blob.core.windows.net",port,bTls,bAutoReconnect)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


' Provide Azure Cloud credentials for the REST call.
Dim azAuth As New Chilkat.AuthAzureStorage
azAuth.AccessKey = "AZURE_ACCESS_KEY"
' The account name used here should match the 1st part of the domain passed in the call to Connect (above).
azAuth.Account = "chilkat"
azAuth.Scheme = "SharedKey"
azAuth.Service = "Blob"
' This causes the "x-ms-version: 2020-08-04" header to be automatically added.
azAuth.XMsVersion = "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.


' The expected success response is a 200 response status code with an XML response body.
' In this example, we are getting the ACL permissions of the container named "mycontainer".
Dim responseStr As String = Await rest.FullRequestNoBodyAsync("GET","/mycontainer?restype=container&comp=acl")
If (rest.LastMethodSuccess <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


' When successful, the Azure Storage service will respond with a 200 response status code,
' with an XML response body.

If (rest.ResponseStatusCode <> 200) Then
    ' Examine the request/response to see what happened.
    Debug.WriteLine("response status code = " & rest.ResponseStatusCode)
    Debug.WriteLine("response status text = " & rest.ResponseStatusText)
    Debug.WriteLine("response header: " & rest.ResponseHeader)
    Debug.WriteLine("response body (if any): " & responseStr)
    Debug.WriteLine("---")
    Debug.WriteLine("LastRequestStartLine: " & rest.LastRequestStartLine)
    Debug.WriteLine("LastRequestHeader: " & rest.LastRequestHeader)
    Exit Sub
End If


' Load the XML response for parsing.
' An example of the response XML is shown below.
Dim xml As New Chilkat.Xml
success = xml.LoadXml(responseStr)

Debug.WriteLine(xml.GetXml())

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

Debug.WriteLine("Id = " & xml.ChilkatPath("SignedIdentifier|Id|*"))
Dim startTimeStr As String = xml.ChilkatPath("SignedIdentifier|AccessPolicy|Start|*")
Debug.WriteLine("Start Time = " & startTimeStr)

' The date/time string can be loaded into a CkDateTime object for 
' access to individual parts, or conversion to other formats.
Dim dateTime As New Chilkat.CkDateTime
success = dateTime.SetFromTimestamp(startTimeStr)

' For example..
Dim bLocalTime As Boolean = True
Dim dt As Chilkat.DtObj = dateTime.GetDtObj(bLocalTime)
Debug.WriteLine(dt.Year & "/" & dt.Month & "/" & dt.Day)


' <?xml version="1.0" encoding="utf-8" ?>
' <SignedIdentifiers>
'     <SignedIdentifier>
'         <Id>46KdrjGoh6bEJVbbLAKSVDLH3bBcjPKn</Id>
'         <AccessPolicy>
'             <Start>2016-05-04T22:10:49.0000000Z</Start>
'             <Expiry>2017-05-04T22:10:49.0000000Z</Expiry>
'             <Permission>rwd</Permission>
'         </AccessPolicy>
'     </SignedIdentifier>
' </SignedIdentifiers>