Delphi DLL

Glacier Get Job Information and Status

See more Amazon Glacier Examples

Demonstrates how to get information and status for a glacier job. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, AuthAws, Rest, StringBuilder, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
rest: HCkRest;
bTls: Boolean;
port: Integer;
bAutoReconnect: Boolean;
authAws: HCkAuthAws;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
json: HCkJsonObject;
Action: PWideChar;
ArchiveId: PWideChar;
ArchiveSHA256TreeHash: PWideChar;
ArchiveSizeInBytes: PWideChar;
Completed: Boolean;
CompletionDate: PWideChar;
CreationDate: PWideChar;
InventoryRetrievalParametersEndDate: PWideChar;
InventoryRetrievalParametersFormat: PWideChar;
InventoryRetrievalParametersLimit: PWideChar;
InventoryRetrievalParametersMarker: PWideChar;
InventoryRetrievalParametersStartDate: PWideChar;
InventorySizeInBytes: PWideChar;
JobDescription: PWideChar;
JobId: PWideChar;
JobOutputPath: PWideChar;
OutputLocation: PWideChar;
RetrievalByteRange: PWideChar;
SHA256TreeHash: PWideChar;
SNSTopic: PWideChar;
SelectParameters: PWideChar;
StatusCode: PWideChar;
StatusMessage: PWideChar;
Tier: PWideChar;
VaultARN: PWideChar;

begin
success := False;

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

rest := CkRest_Create();

// Connect to the Amazon AWS REST server in the desired region.
bTls := True;
port := 443;
bAutoReconnect := True;
success := CkRest_Connect(rest,'glacier.us-west-2.amazonaws.com',port,bTls,bAutoReconnect);

// Provide AWS credentials.
authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'AWS_SECRET_KEY');
CkAuthAws_putServiceName(authAws,'glacier');
CkAuthAws_putRegion(authAws,'us-west-2');

success := CkRest_SetAuthAws(rest,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 Describe Job Reference Documentation
// 
CkRest_AddHeader(rest,'x-amz-glacier-version','2012-06-01');

sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestNoBodySb(rest,'GET','/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID',sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

respStatusCode := CkRest_getResponseStatusCode(rest);
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkRest__responseHeader(rest));
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
    Exit;
  end;

// Success is indicated by a 200 response status.
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));

json := CkJsonObject_Create();
CkJsonObject_LoadSb(json,sbResponseBody);
CkJsonObject_putEmitCompact(json,False);
Memo1.Lines.Add(CkJsonObject__emit(json));

// Sample output:
// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

// {
//   "Action": "InventoryRetrieval",
//   "ArchiveId": null,
//   "ArchiveSHA256TreeHash": null,
//   "ArchiveSizeInBytes": null,
//   "Completed": false,
//   "CompletionDate": null,
//   "CreationDate": "2019-04-09T22:48:48.700Z",
//   "InventoryRetrievalParameters": {
//     "EndDate": null,
//     "Format": "CSV",
//     "Limit": null,
//     "Marker": null,
//     "StartDate": null
//   },
//   "InventorySizeInBytes": null,
//   "JobDescription": "My inventory job",
//   "JobId": "E-mCnb3j122yvz5PRFGzETmFVXVrkX_pgI8PIuwBKNRyI8pAJqIetKwzkJC5a6blIvYZrrVohiBENQVhZE1a-K-x-uRO",
//   "JobOutputPath": null,
//   "OutputLocation": null,
//   "RetrievalByteRange": null,
//   "SHA256TreeHash": null,
//   "SNSTopic": null,
//   "SelectParameters": null,
//   "StatusCode": "InProgress",
//   "StatusMessage": null,
//   "Tier": null,
//   "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/chilkat"
// }
// 

Action := CkJsonObject__stringOf(json,'Action');
ArchiveId := CkJsonObject__stringOf(json,'ArchiveId');
ArchiveSHA256TreeHash := CkJsonObject__stringOf(json,'ArchiveSHA256TreeHash');
ArchiveSizeInBytes := CkJsonObject__stringOf(json,'ArchiveSizeInBytes');
Completed := CkJsonObject_BoolOf(json,'Completed');
CompletionDate := CkJsonObject__stringOf(json,'CompletionDate');
CreationDate := CkJsonObject__stringOf(json,'CreationDate');
InventoryRetrievalParametersEndDate := CkJsonObject__stringOf(json,'InventoryRetrievalParameters.EndDate');
InventoryRetrievalParametersFormat := CkJsonObject__stringOf(json,'InventoryRetrievalParameters.Format');
InventoryRetrievalParametersLimit := CkJsonObject__stringOf(json,'InventoryRetrievalParameters.Limit');
InventoryRetrievalParametersMarker := CkJsonObject__stringOf(json,'InventoryRetrievalParameters.Marker');
InventoryRetrievalParametersStartDate := CkJsonObject__stringOf(json,'InventoryRetrievalParameters.StartDate');
InventorySizeInBytes := CkJsonObject__stringOf(json,'InventorySizeInBytes');
JobDescription := CkJsonObject__stringOf(json,'JobDescription');
JobId := CkJsonObject__stringOf(json,'JobId');
JobOutputPath := CkJsonObject__stringOf(json,'JobOutputPath');
OutputLocation := CkJsonObject__stringOf(json,'OutputLocation');
RetrievalByteRange := CkJsonObject__stringOf(json,'RetrievalByteRange');
SHA256TreeHash := CkJsonObject__stringOf(json,'SHA256TreeHash');
SNSTopic := CkJsonObject__stringOf(json,'SNSTopic');
SelectParameters := CkJsonObject__stringOf(json,'SelectParameters');
StatusCode := CkJsonObject__stringOf(json,'StatusCode');
StatusMessage := CkJsonObject__stringOf(json,'StatusMessage');
Tier := CkJsonObject__stringOf(json,'Tier');
VaultARN := CkJsonObject__stringOf(json,'VaultARN');

CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(json);

end;