Chilkat Online Tools

DescribeLoadBasedAutoScaling 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("LayerIds[0]","string");

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

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

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

    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.

    int CpuThreshold;
    int IgnoreMetricsTime;
    int InstanceCount;
    int LoadThreshold;
    int MemoryThreshold;
    int ThresholdsWaitTime;
    int Enable;
    const char *LayerId = 0;
    int UpScalingCpuThreshold;
    int UpScalingIgnoreMetricsTime;
    int UpScalingInstanceCount;
    int UpScalingLoadThreshold;
    int UpScalingMemoryThreshold;
    int UpScalingThresholdsWaitTime;
    int j;
    int count_j;
    const char *strVal = 0;

    int i = 0;
    int count_i = jResp.SizeOfArray("LoadBasedAutoScalingConfigurations");
    while (i < count_i) {
        jResp.put_I(i);
        CpuThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.CpuThreshold");
        IgnoreMetricsTime = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.IgnoreMetricsTime");
        InstanceCount = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.InstanceCount");
        LoadThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.LoadThreshold");
        MemoryThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.MemoryThreshold");
        ThresholdsWaitTime = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].DownScaling.ThresholdsWaitTime");
        Enable = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].Enable");
        LayerId = jResp.stringOf("LoadBasedAutoScalingConfigurations[i].LayerId");
        UpScalingCpuThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.CpuThreshold");
        UpScalingIgnoreMetricsTime = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.IgnoreMetricsTime");
        UpScalingInstanceCount = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.InstanceCount");
        UpScalingLoadThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.LoadThreshold");
        UpScalingMemoryThreshold = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.MemoryThreshold");
        UpScalingThresholdsWaitTime = jResp.IntOf("LoadBasedAutoScalingConfigurations[i].UpScaling.ThresholdsWaitTime");
        j = 0;
        count_j = jResp.SizeOfArray("LoadBasedAutoScalingConfigurations[i].DownScaling.Alarms");
        while (j < count_j) {
            jResp.put_J(j);
            strVal = jResp.stringOf("LoadBasedAutoScalingConfigurations[i].DownScaling.Alarms[j]");
            j = j + 1;
        }

        j = 0;
        count_j = jResp.SizeOfArray("LoadBasedAutoScalingConfigurations[i].UpScaling.Alarms");
        while (j < count_j) {
            jResp.put_J(j);
            strVal = jResp.stringOf("LoadBasedAutoScalingConfigurations[i].UpScaling.Alarms[j]");
            j = j + 1;
        }

        i = i + 1;
    }

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

    // {
    //   "LoadBasedAutoScalingConfigurations": [
    //     {
    //       "DownScaling": {
    //         "Alarms": [
    //           "string"
    //         ],
    //         "CpuThreshold": number,
    //         "IgnoreMetricsTime": number,
    //         "InstanceCount": number,
    //         "LoadThreshold": number,
    //         "MemoryThreshold": number,
    //         "ThresholdsWaitTime": number
    //       },
    //       "Enable": boolean,
    //       "LayerId": "string",
    //       "UpScaling": {
    //         "Alarms": [
    //           "string"
    //         ],
    //         "CpuThreshold": number,
    //         "IgnoreMetricsTime": number,
    //         "InstanceCount": number,
    //         "LoadThreshold": number,
    //         "MemoryThreshold": number,
    //         "ThresholdsWaitTime": number
    //       }
    //     }
    //   ]
    // }
    }