VB.NET

Glacier Delete All Archives in a Vault

See more Amazon Glacier Examples

Iterates over a vault inventory retrieval and deletes each archive. VB.NET

Dim success As Boolean = False

' 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 Amazon AWS REST server in the desired region.
Dim bTls As Boolean = True
Dim port As Integer = 443
Dim bAutoReconnect As Boolean = True
success = rest.Connect("glacier.us-west-2.amazonaws.com",port,bTls,bAutoReconnect)

' Provide AWS credentials.
Dim authAws As New Chilkat.AuthAws
authAws.AccessKey = "AWS_ACCESS_KEY"
authAws.SecretKey = "AWS_SECRET_KEY"
authAws.ServiceName = "glacier"
authAws.Region = "us-west-2"

success = rest.SetAuthAws(authAws)

' --------------------------------------------------------------------------
' Note: The above REST connection and setup of the AWS credentials
' can be done once.  After connecting, any number of REST calls can be made.
' The "auto reconnect" property passed to rest.Connect indicates that if
' the connection is lost, a REST method call will automatically reconnect
' if needed.
' --------------------------------------------------------------------------

' 
' For more information, see Glacier Retrieve Job Output Reference Documentation
' 
rest.AddHeader("x-amz-glacier-version","2012-06-01")

Dim sbResponseBody As New Chilkat.StringBuilder
success = rest.FullRequestNoBodySb("GET","/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output",sbResponseBody)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


Dim respStatusCode As Integer = rest.ResponseStatusCode
If (respStatusCode >= 400) Then
    Debug.WriteLine("Response Status Code = " & respStatusCode)
    Debug.WriteLine("Response Header:")
    Debug.WriteLine(rest.ResponseHeader)
    Debug.WriteLine("Response Body:")
    Debug.WriteLine(sbResponseBody.GetAsString())
    Exit Sub
End If


' Success is indicated by a 200 response status.
Debug.WriteLine("response status code = " & respStatusCode)

' The inventory retrieval job output is in CSV format.
Debug.WriteLine("job output:")
Debug.WriteLine(sbResponseBody.GetAsString())
Debug.WriteLine("--")

' The CSV has these fields:  ArchiveId,ArchiveDescription,CreationDate,Size,SHA256TreeHash
Dim csv As New Chilkat.Csv
csv.HasColumnNames = True
csv.LoadFromString(sbResponseBody.GetAsString())

' Iterate over the results and delete each archive from the vault.
Dim i As Integer = 0
Dim numRows As Integer = csv.NumRows
While i < numRows

    Dim archiveId As String = csv.GetCellByName(i,"ArchiveId")
    Debug.WriteLine("Deleting ArchiveId: " & archiveId)
    rest.AddPathParam("ArchiveID",archiveId)
    success = rest.FullRequestNoBodySb("DELETE","/AWS_ACCOUNT_ID/vaults/chilkat/archives/ArchiveID",sbResponseBody)
    If (success <> True) Then
        Debug.WriteLine(rest.LastErrorText)
        Exit Sub
    End If


    respStatusCode = rest.ResponseStatusCode

    ' Success is indicated by a 204 response status with an empty response body.
    ' A 404 resonse indicates the archive was likely already deleted.
    Debug.WriteLine("response status code = " & respStatusCode)

    i = i + 1
End While