Chilkat Online Tools

DescribeCachediSCSIVolumes delphiDll Example

AWS Storage Gateway

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
CreatedDate: Integer;
KMSKey: PWideChar;
SourceSnapshotId: PWideChar;
TargetName: PWideChar;
VolumeARN: PWideChar;
VolumeAttachmentStatus: PWideChar;
VolumeId: PWideChar;
ChapEnabled: Integer;
LunNumber: Integer;
NetworkInterfaceId: PWideChar;
NetworkInterfacePort: Integer;
TargetARN: PWideChar;
VolumeProgress: Integer;
VolumeSizeInBytes: Integer;
VolumeStatus: PWideChar;
VolumeType: PWideChar;
VolumeUsedInBytes: Integer;
i: Integer;
count_i: Integer;

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

rest := CkRest_Create();

authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'AWS_SECRET_KEY');

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
CkAuthAws_putRegion(authAws,'us-west-2');
CkAuthAws_putServiceName(authAws,'storagegateway');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://storagegateway.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'storagegateway.us-west-2.amazonaws.com',443,True,True);
if (success <> True) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(CkRest_getConnectFailReason(rest)));
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'VolumeARNs[0]','string');

// The JSON request body created by the above code:

// {
//   "VolumeARNs": [
//     "string"
//   ]
// }

CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.1');
CkRest_AddHeader(rest,'X-Amz-Target','StorageGateway_20130630.DescribeCachediSCSIVolumes');

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/',sbRequestBody,sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;
respStatusCode := CkRest_getResponseStatusCode(rest);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkRest__responseHeader(rest));
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

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

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'CachediSCSIVolumes');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    CreatedDate := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].CreatedDate');
    KMSKey := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].KMSKey');
    SourceSnapshotId := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].SourceSnapshotId');
    TargetName := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].TargetName');
    VolumeARN := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeARN');
    VolumeAttachmentStatus := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeAttachmentStatus');
    VolumeId := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeId');
    ChapEnabled := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeiSCSIAttributes.ChapEnabled');
    LunNumber := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeiSCSIAttributes.LunNumber');
    NetworkInterfaceId := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeiSCSIAttributes.NetworkInterfaceId');
    NetworkInterfacePort := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeiSCSIAttributes.NetworkInterfacePort');
    TargetARN := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeiSCSIAttributes.TargetARN');
    VolumeProgress := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeProgress');
    VolumeSizeInBytes := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeSizeInBytes');
    VolumeStatus := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeStatus');
    VolumeType := CkJsonObject__stringOf(jResp,'CachediSCSIVolumes[i].VolumeType');
    VolumeUsedInBytes := CkJsonObject_IntOf(jResp,'CachediSCSIVolumes[i].VolumeUsedInBytes');
    i := i + 1;
  end;

// A sample JSON response body parsed by the above code:

// {
//   "CachediSCSIVolumes": [
//     {
//       "CreatedDate": number,
//       "KMSKey": "string",
//       "SourceSnapshotId": "string",
//       "TargetName": "string",
//       "VolumeARN": "string",
//       "VolumeAttachmentStatus": "string",
//       "VolumeId": "string",
//       "VolumeiSCSIAttributes": {
//         "ChapEnabled": boolean,
//         "LunNumber": number,
//         "NetworkInterfaceId": "string",
//         "NetworkInterfacePort": number,
//         "TargetARN": "string"
//       },
//       "VolumeProgress": number,
//       "VolumeSizeInBytes": number,
//       "VolumeStatus": "string",
//       "VolumeType": "string",
//       "VolumeUsedInBytes": number
//     }
//   ]
// }

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