B4X

Glacier Delete All Archives in a Vault

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Iterates over a vault inventory retrieval and deletes each archive. B4X

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 ChilkatRest
rest.Initialize("rest")

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

'  Provide AWS credentials.
Dim authAws As ChilkatAuthAws
authAws.Initialize
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 ChilkatStringBuilder
sbResponseBody.Initialize
success = rest.FullRequestNoBodySb("GET", "/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output", sbResponseBody)
If success <> True Then
    Log(rest.LastErrorText)
    Return
End If


Dim respStatusCode As Int = rest.ResponseStatusCode
If respStatusCode >= 400 Then
    Log("Response Status Code = " & respStatusCode)
    Log("Response Header:")
    Log(rest.ResponseHeader)
    Log("Response Body:")
    Log(sbResponseBody.GetAsString)
    Return
End If


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

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

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

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

    Dim archiveId As String = csv.GetCellByName(i, "ArchiveId")
    Log("Deleting ArchiveId: " & archiveId)
    rest.AddPathParam("ArchiveID", archiveId)
    success = rest.FullRequestNoBodySb("DELETE", "/AWS_ACCOUNT_ID/vaults/chilkat/archives/ArchiveID", sbResponseBody)
    If success <> True Then
        Log(rest.LastErrorText)
        Return
    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.
    Log("response status code = " & respStatusCode)

    i = i + 1
Loop