Classic ASP
Download S3 CloudTrail Log and Un-Gzip

Demonstrates how to download a Amazon CloudTrail log from an S3 bucket. The file in this example is a .json.gz. The file is uncompressed and the JSON parsed.
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Classic ASP
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

' This requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

set http = Server.CreateObject("Chilkat.Http")

http.AwsAccessKey = "AWS_ACCESS_KEY"
http.AwsSecretKey = "AWS_SECRET_KEY"
http.AwsRegion = "us-west-2"
http.AwsEndpoint = "s3-us-west-2.amazonaws.com"

bucketName = "chilkat.logs"
objectName = "/AWSLogs/957491831129/CloudTrail/us-west-1/2016/11/12/957491831129_CloudTrail_us-west-1_20161112T1335Z_umXfD4RxHE5nDGuI.json.gz"
localFilePath = "qa_output/cloudTrailLog.json.gz"

success = http.S3_DownloadFile(bucketName,objectName,localFilePath)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

statusCode = http.LastStatus
If (statusCode <> 200) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Failed to download, response status code = " & statusCode) & "</pre>"
    Response.End
End If

jsonPath = "qa_output/cloudTrailLog.json"
set gzip = Server.CreateObject("Chilkat.Gzip")
success = gzip.UncompressFile(localFilePath,jsonPath)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( gzip.LastErrorText) & "</pre>"
    Response.End
End If

set json = Server.CreateObject("Chilkat.JsonObject")
success = json.LoadFile(jsonPath)
json.EmitCompact = 0
Response.Write "<pre>" & Server.HTMLEncode( json.Emit()) & "</pre>"

' Sample JSON is shown below.
' Go to http://tools.chilkat.io/jsonParse.cshtml 
' and copy/paste the JSON into the online tool to generate parsing code.

' {
'   "Records": [
'     {
'       "eventVersion": "1.05",
'       "userIdentity": {
'         "type": "Root",
'         "principalId": "954591834127",
'         "arn": "arn:aws:iam::954591834127:root",
'         "accountId": "954591834127",
'         "accessKeyId": "ASIAJ3DEMXUXI43B6FYQ",
'         "sessionContext": {
'           "attributes": {
'             "mfaAuthenticated": "false",
'             "creationDate": "2016-11-12T13:09:31Z"
'           }
'         }
'       },
'       "eventTime": "2016-11-12T13:34:39Z",
'       "eventSource": "cloudtrail.amazonaws.com",
'       "eventName": "DescribeTrails",
'       "awsRegion": "us-west-1",
'       "sourceIPAddress": "98.228.98.57",
'       "userAgent": "console.amazonaws.com",
'       "requestParameters": {
'         "trailNameList": [
'         ]
'       },
'       "responseElements": null,
'       "requestID": "c2a0376c-a8dc-11e6-89e7-85ac5ce5ee56",
'       "eventID": "eb5afd70-dae1-41f0-82b4-91c3c936d9ba",
'       "eventType": "AwsApiCall",
'       "recipientAccountId": "954591834127"
'     }
'   ]
' }

%>
</body>
</html>