Chilkat Online Tools

CreateInstance C++ Example

AWS OpsWorks

#include <CkRest.h>
#include <CkAuthAws.h>
#include <CkJsonObject.h>
#include <CkStringBuilder.h>

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

    CkRest rest;
    bool success;

    CkAuthAws authAws;
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("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.)
    authAws.put_Region("us-west-2");
    authAws.put_ServiceName("opsworks");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    rest.SetAuthAws(authAws);

    // URL: https://opsworks.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = rest.Connect("opsworks.us-west-2.amazonaws.com",443,true,true);
    if (success != true) {
        std::cout << "ConnectFailReason: " << rest.get_ConnectFailReason() << "\r\n";
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    // 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

    CkJsonObject json;
    json.UpdateString("AgentVersion","string");
    json.UpdateString("AmiId","string");
    json.UpdateString("Architecture","string");
    json.UpdateString("AutoScalingType","string");
    json.UpdateString("AvailabilityZone","string");
    json.UpdateString("BlockDeviceMappings[0].DeviceName","string");
    json.UpdateInt("BlockDeviceMappings[0].Ebs.DeleteOnTermination",123);
    json.UpdateInt("BlockDeviceMappings[0].Ebs.Iops",123);
    json.UpdateString("BlockDeviceMappings[0].Ebs.SnapshotId","string");
    json.UpdateInt("BlockDeviceMappings[0].Ebs.VolumeSize",123);
    json.UpdateString("BlockDeviceMappings[0].Ebs.VolumeType","string");
    json.UpdateString("BlockDeviceMappings[0].NoDevice","string");
    json.UpdateString("BlockDeviceMappings[0].VirtualName","string");
    json.UpdateInt("EbsOptimized",123);
    json.UpdateString("Hostname","string");
    json.UpdateInt("InstallUpdatesOnBoot",123);
    json.UpdateString("InstanceType","string");
    json.UpdateString("LayerIds[0]","string");
    json.UpdateString("Os","string");
    json.UpdateString("RootDeviceType","string");
    json.UpdateString("SshKeyName","string");
    json.UpdateString("StackId","string");
    json.UpdateString("SubnetId","string");
    json.UpdateString("Tenancy","string");
    json.UpdateString("VirtualizationType","string");

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

    // {
    //   "AgentVersion": "string",
    //   "AmiId": "string",
    //   "Architecture": "string",
    //   "AutoScalingType": "string",
    //   "AvailabilityZone": "string",
    //   "BlockDeviceMappings": [
    //     {
    //       "DeviceName": "string",
    //       "Ebs": {
    //         "DeleteOnTermination": boolean,
    //         "Iops": number,
    //         "SnapshotId": "string",
    //         "VolumeSize": number,
    //         "VolumeType": "string"
    //       },
    //       "NoDevice": "string",
    //       "VirtualName": "string"
    //     }
    //   ],
    //   "EbsOptimized": boolean,
    //   "Hostname": "string",
    //   "InstallUpdatesOnBoot": boolean,
    //   "InstanceType": "string",
    //   "LayerIds": [
    //     "string"
    //   ],
    //   "Os": "string",
    //   "RootDeviceType": "string",
    //   "SshKeyName": "string",
    //   "StackId": "string",
    //   "SubnetId": "string",
    //   "Tenancy": "string",
    //   "VirtualizationType": "string"
    // }

    rest.AddHeader("Content-Type","application/x-amz-json-1.1");
    rest.AddHeader("X-Amz-Target","OpsWorks_20130218.CreateInstance");

    CkStringBuilder sbRequestBody;
    json.EmitSb(sbRequestBody);
    CkStringBuilder sbResponseBody;
    success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    int respStatusCode = rest.get_ResponseStatusCode();
    std::cout << "response status code = " << respStatusCode << "\r\n";
    if (respStatusCode != 200) {
        std::cout << "Response Header:" << "\r\n";
        std::cout << rest.responseHeader() << "\r\n";
        std::cout << "Response Body:" << "\r\n";
        std::cout << sbResponseBody.getAsString() << "\r\n";
        return;
    }

    CkJsonObject jResp;
    jResp.LoadSb(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

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

    const char *InstanceId = jResp.stringOf("InstanceId");

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

    // {
    //   "InstanceId": "string"
    // }
    }