Chilkat Online Tools

DescribeGatewayInformation delphiDll Example

AWS Storage Gateway

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
Ipv4Address: PWideChar;
Ipv6Address: PWideChar;
MacAddress: PWideChar;
strVal: PWideChar;
Key: PWideChar;
Value: PWideChar;
CloudWatchLogGroupARN: PWideChar;
DeprecationDate: PWideChar;
Ec2InstanceId: PWideChar;
Ec2InstanceRegion: PWideChar;
EndpointType: PWideChar;
GatewayARN: PWideChar;
GatewayCapacity: PWideChar;
GatewayId: PWideChar;
GatewayName: PWideChar;
GatewayState: PWideChar;
GatewayTimezone: PWideChar;
GatewayType: PWideChar;
HostEnvironment: PWideChar;
HostEnvironmentId: PWideChar;
LastSoftwareUpdate: PWideChar;
NextUpdateAvailabilityDate: PWideChar;
SoftwareUpdatesEndDate: PWideChar;
VPCEndpoint: PWideChar;
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,'GatewayARN','string');

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

// {
//   "GatewayARN": "string"
// }

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

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

CloudWatchLogGroupARN := CkJsonObject__stringOf(jResp,'CloudWatchLogGroupARN');
DeprecationDate := CkJsonObject__stringOf(jResp,'DeprecationDate');
Ec2InstanceId := CkJsonObject__stringOf(jResp,'Ec2InstanceId');
Ec2InstanceRegion := CkJsonObject__stringOf(jResp,'Ec2InstanceRegion');
EndpointType := CkJsonObject__stringOf(jResp,'EndpointType');
GatewayARN := CkJsonObject__stringOf(jResp,'GatewayARN');
GatewayCapacity := CkJsonObject__stringOf(jResp,'GatewayCapacity');
GatewayId := CkJsonObject__stringOf(jResp,'GatewayId');
GatewayName := CkJsonObject__stringOf(jResp,'GatewayName');
GatewayState := CkJsonObject__stringOf(jResp,'GatewayState');
GatewayTimezone := CkJsonObject__stringOf(jResp,'GatewayTimezone');
GatewayType := CkJsonObject__stringOf(jResp,'GatewayType');
HostEnvironment := CkJsonObject__stringOf(jResp,'HostEnvironment');
HostEnvironmentId := CkJsonObject__stringOf(jResp,'HostEnvironmentId');
LastSoftwareUpdate := CkJsonObject__stringOf(jResp,'LastSoftwareUpdate');
NextUpdateAvailabilityDate := CkJsonObject__stringOf(jResp,'NextUpdateAvailabilityDate');
SoftwareUpdatesEndDate := CkJsonObject__stringOf(jResp,'SoftwareUpdatesEndDate');
VPCEndpoint := CkJsonObject__stringOf(jResp,'VPCEndpoint');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'GatewayNetworkInterfaces');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    Ipv4Address := CkJsonObject__stringOf(jResp,'GatewayNetworkInterfaces[i].Ipv4Address');
    Ipv6Address := CkJsonObject__stringOf(jResp,'GatewayNetworkInterfaces[i].Ipv6Address');
    MacAddress := CkJsonObject__stringOf(jResp,'GatewayNetworkInterfaces[i].MacAddress');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'SupportedGatewayCapacities');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    strVal := CkJsonObject__stringOf(jResp,'SupportedGatewayCapacities[i]');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'Tags');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    Key := CkJsonObject__stringOf(jResp,'Tags[i].Key');
    Value := CkJsonObject__stringOf(jResp,'Tags[i].Value');
    i := i + 1;
  end;

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

// {
//   "CloudWatchLogGroupARN": "string",
//   "DeprecationDate": "string",
//   "Ec2InstanceId": "string",
//   "Ec2InstanceRegion": "string",
//   "EndpointType": "string",
//   "GatewayARN": "string",
//   "GatewayCapacity": "string",
//   "GatewayId": "string",
//   "GatewayName": "string",
//   "GatewayNetworkInterfaces": [
//     {
//       "Ipv4Address": "string",
//       "Ipv6Address": "string",
//       "MacAddress": "string"
//     }
//   ],
//   "GatewayState": "string",
//   "GatewayTimezone": "string",
//   "GatewayType": "string",
//   "HostEnvironment": "string",
//   "HostEnvironmentId": "string",
//   "LastSoftwareUpdate": "string",
//   "NextUpdateAvailabilityDate": "string",
//   "SoftwareUpdatesEndDate": "string",
//   "SupportedGatewayCapacities": [
//     "string"
//   ],
//   "Tags": [
//     {
//       "Key": "string",
//       "Value": "string"
//     }
//   ],
//   "VPCEndpoint": "string"
// }

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