B4X

Amazon Glacier Set Vault Access Policy

See more Amazon Glacier Examples

Demonstrates how to set an access policy for a vault (will overwrite the existing policy). 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 Set Vault Access Policy Reference Documentation
'  
rest.AddHeader("x-amz-glacier-version", "2012-06-01")

'  Create the following JSON
'  Use this online tool to generate the code from sample JSON: 
'  Generate Code to Create JSON

'  {
'    "Version": "2012-10-17",
'    "Statement": [
'      {
'        "Sid": "Define-owner-access-rights",
'        "Effect": "Allow",
'        "Principal": {
'          "AWS": "arn:aws:iam::AWS_ACCOUNT_ID:root"
'        },
'        "Action": "glacier:DeleteArchive",
'        "Resource": "arn:aws:glacier:us-west-2:AWS_ACCOUNT_ID:vaults/chilkat"
'      }
'    ]
'  }

Dim jsonPolicy As ChilkatJsonObject
jsonPolicy.Initialize
jsonPolicy.UpdateString("Version", "2012-10-17")
jsonPolicy.UpdateString("Statement[0].Sid", "Define-owner-access-rights")
jsonPolicy.UpdateString("Statement[0].Effect", "Allow")
jsonPolicy.UpdateString("Statement[0].Principal.AWS", "arn:aws:iam::AWS_ACCOUNT_ID:root")
jsonPolicy.UpdateString("Statement[0].Action", "glacier:DeleteArchive")
'  Notice here the name of the vault: "chilkat".  Change it to your vault name.  Also use your actual AWS account ID.
jsonPolicy.UpdateString("Statement[0].Resource", "arn:aws:glacier:us-west-2:AWS_ACCOUNT_ID:vaults/chilkat")

'  Wrap the above JSON in this JSON:

'  {
'     "Policy": "{  ... the above JSON ... }"
'  }
Dim json As ChilkatJsonObject
json.Initialize
json.UpdateString("Policy", jsonPolicy.Emit)

Dim sbRequestBody As ChilkatStringBuilder
sbRequestBody.Initialize
json.EmitSb(sbRequestBody)

Dim sbResponseBody As ChilkatStringBuilder
sbResponseBody.Initialize
success = rest.FullRequestSb("PUT", "/AWS_ACCOUNT_ID/vaults/chilkat/access-policy", sbRequestBody, 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 204 response status with an empty response body.
Log("response status code = " & respStatusCode)