Chilkat Online Tools

UpdateStack delphiDll Example

AWS OpsWorks

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: 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,'opsworks');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://opsworks.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'opsworks.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,'AgentVersion','string');
CkJsonObject_UpdateString(json,'Attributes.string','string');
CkJsonObject_UpdateString(json,'ChefConfiguration.BerkshelfVersion','string');
CkJsonObject_UpdateInt(json,'ChefConfiguration.ManageBerkshelf',123);
CkJsonObject_UpdateString(json,'ConfigurationManager.Name','string');
CkJsonObject_UpdateString(json,'ConfigurationManager.Version','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.Password','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.Revision','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.SshKey','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.Type','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.Url','string');
CkJsonObject_UpdateString(json,'CustomCookbooksSource.Username','string');
CkJsonObject_UpdateString(json,'CustomJson','string');
CkJsonObject_UpdateString(json,'DefaultAvailabilityZone','string');
CkJsonObject_UpdateString(json,'DefaultInstanceProfileArn','string');
CkJsonObject_UpdateString(json,'DefaultOs','string');
CkJsonObject_UpdateString(json,'DefaultRootDeviceType','string');
CkJsonObject_UpdateString(json,'DefaultSshKeyName','string');
CkJsonObject_UpdateString(json,'DefaultSubnetId','string');
CkJsonObject_UpdateString(json,'HostnameTheme','string');
CkJsonObject_UpdateString(json,'Name','string');
CkJsonObject_UpdateString(json,'ServiceRoleArn','string');
CkJsonObject_UpdateString(json,'StackId','string');
CkJsonObject_UpdateInt(json,'UseCustomCookbooks',123);
CkJsonObject_UpdateInt(json,'UseOpsworksSecurityGroups',123);

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

// {
//   "AgentVersion": "string",
//   "Attributes": {
//     "string": "string"
//   },
//   "ChefConfiguration": {
//     "BerkshelfVersion": "string",
//     "ManageBerkshelf": boolean
//   },
//   "ConfigurationManager": {
//     "Name": "string",
//     "Version": "string"
//   },
//   "CustomCookbooksSource": {
//     "Password": "string",
//     "Revision": "string",
//     "SshKey": "string",
//     "Type": "string",
//     "Url": "string",
//     "Username": "string"
//   },
//   "CustomJson": "string",
//   "DefaultAvailabilityZone": "string",
//   "DefaultInstanceProfileArn": "string",
//   "DefaultOs": "string",
//   "DefaultRootDeviceType": "string",
//   "DefaultSshKeyName": "string",
//   "DefaultSubnetId": "string",
//   "HostnameTheme": "string",
//   "Name": "string",
//   "ServiceRoleArn": "string",
//   "StackId": "string",
//   "UseCustomCookbooks": boolean,
//   "UseOpsworksSecurityGroups": boolean
// }

CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.1');
CkRest_AddHeader(rest,'X-Amz-Target','OpsWorks_20130218.UpdateStack');

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;

// If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

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