B4X

S3 Upload Binary File from BinData

See more Amazon S3 (new) Examples

Upload a binary file contained in a BinData object to Amazon S3. 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.
Dim bTls As Boolean = True
Dim port As Int = 443
Dim bAutoReconnect As Boolean = True
'  Make sure to connect to the region where the bucket is located..
success = rest.Connect("s3-us-west-2.amazonaws.com", port, bTls, bAutoReconnect)

'  Provide AWS credentials for the REST call.
Dim authAws As ChilkatAuthAws
authAws.Initialize
authAws.AccessKey = "AWS_ACCESS_KEY"
authAws.SecretKey = "AWS_SECRET_KEY"
'  Use the correct region..
authAws.Region = "us-west-2"
authAws.ServiceName = "s3"

success = rest.SetAuthAws(authAws)

'  Set the bucket name via the HOST header.
'  In this case, the bucket name is "chilkat.qa".
'  (Also make sure to use the correct region.)
rest.Host = "chilkat.qa.s3-us-west-2.amazonaws.com"

'  Load a text file into memory.
Dim pngData As ChilkatBinData
pngData.Initialize
success = pngData.LoadFile("qa_data/png/anemone.png")
If success <> True Then
    Log("Failed to load file from local filesystem.")
    Return
End If


'  Indicate the Content-Type of our upload.  (This is optional)
rest.AddHeader("Content-Type", "image/png")

'  Upload the file to Amazon S3.
Dim sbResponse As ChilkatStringBuilder
sbResponse.Initialize
success = rest.FullRequestBd("PUT", "/images/sea_creatures/anemone.png", pngData, sbResponse)
If success <> True Then
    Log(rest.LastErrorText)
    Return
End If


'  Did we get a 200 response indicating success?
Dim statusCode As Int = rest.ResponseStatusCode
If statusCode <> 200 Then
    Log("Error response: " & sbResponse.GetAsString)
    Log("Status code: " & statusCode & ", Status text: " & rest.ResponseStatusText)
    Return
End If


Log("File successfully uploaded.")