Chilkat Online Tools

DescribeCachediSCSIVolumes C Example

AWS Storage Gateway

#include <C_CkRest.h>
#include <C_CkAuthAws.h>
#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL success;
    HCkAuthAws authAws;
    HCkJsonObject json;
    HCkStringBuilder sbRequestBody;
    HCkStringBuilder sbResponseBody;
    int respStatusCode;
    HCkJsonObject jResp;
    int CreatedDate;
    const char *KMSKey;
    const char *SourceSnapshotId;
    const char *TargetName;
    const char *VolumeARN;
    const char *VolumeAttachmentStatus;
    const char *VolumeId;
    int ChapEnabled;
    int LunNumber;
    const char *NetworkInterfaceId;
    int NetworkInterfacePort;
    const char *TargetARN;
    int VolumeProgress;
    int VolumeSizeInBytes;
    const char *VolumeStatus;
    const char *VolumeType;
    int VolumeUsedInBytes;
    int i;
    int count_i;

    // 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) {
        printf("ConnectFailReason: %d\n",CkRest_getConnectFailReason(rest));
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        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

    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) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkJsonObject_Dispose(json);
        CkStringBuilder_Dispose(sbRequestBody);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRest_getResponseStatusCode(rest);
    printf("response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        printf("Response Header:\n");
        printf("%s\n",CkRest_responseHeader(rest));
        printf("Response Body:\n");
        printf("%s\n",CkStringBuilder_getAsString(sbResponseBody));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkJsonObject_Dispose(json);
        CkStringBuilder_Dispose(sbRequestBody);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    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

    // 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.

    i = 0;
    count_i = CkJsonObject_SizeOfArray(jResp,"CachediSCSIVolumes");
    while (i < count_i) {
        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;
    }

    // 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);

    }