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Get Container ACL

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

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Dim success As Boolean = False

'  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 ChilkatRest
rest.Initialize("rest")

'  Connect to the Azure Storage Blob Service
Dim bTls As Boolean = True
Dim port As Int = 443
Dim bAutoReconnect As Boolean = True
'  In this example, the storage account name is "chilkat".
success = rest.Connect("chilkat.blob.core.windows.net", port, bTls, bAutoReconnect)
If success = False Then
    Log(rest.LastErrorText)
    Return
End If


'  Provide Azure Cloud credentials for the REST call.
Dim azAuth As ChilkatAuthAzureStorage
azAuth.Initialize
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: 2021-08-06" header to be automatically added.
azAuth.XMsVersion = "2021-08-06"
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 = rest.FullRequestNoBody("GET", "/mycontainer?restype=container&comp=acl")
If rest.LastMethodSuccess = False Then
    Log(rest.LastErrorText)
    Return
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.
    Log("response status code = " & rest.ResponseStatusCode)
    Log("response status text = " & rest.ResponseStatusText)
    Log("response header: " & rest.ResponseHeader)
    Log("response body (if any): " & responseStr)
    Log("---")
    Log("LastRequestStartLine: " & rest.LastRequestStartLine)
    Log("LastRequestHeader: " & rest.LastRequestHeader)
    Return
End If


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

Log(xml.GetXml)

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

Log("Id = " & xml.ChilkatPath("SignedIdentifier|Id|*"))
Dim startTimeStr As String = xml.ChilkatPath("SignedIdentifier|AccessPolicy|Start|*")
Log("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 ChilkatDateTime
dateTime.Initialize
success = dateTime.SetFromTimestamp(startTimeStr)

'  For example..
Dim bLocalTime As Boolean = True
Dim dt As ChilkatDtObj
dt.Initialize
dateTime.ToDtObj(bLocalTime, dt)

Log(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>