(MFC) Amazon Glacier List Vaults

Demonstrates how to list the glacier vaults in a given region.

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

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

void ChilkatSample(void)
    {
    CkString strOut;

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

    CkRest rest;

    // Connect to the Amazon AWS REST server in the desired region.
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    bool success = rest.Connect("glacier.us-west-2.amazonaws.com",port,bTls,bAutoReconnect);

    // Provide AWS credentials.
    CkAuthAws authAws;
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_ServiceName("glacier");
    authAws.put_Region("us-west-2");

    success = rest.SetAuthAws(authAws);

    // --------------------------------------------------------------------------
    // Note: The above REST connection and setup of the AWS credentials
    // can be done once.  After connecting, any number of REST calls can be made.
    // The "auto reconnect" property passed to rest.Connect indicates that if
    // the connection is lost, a REST method call will automatically reconnect
    // if needed.
    // --------------------------------------------------------------------------

    // 
    // For more information, see Glacier List Vaults Reference Documentation
    // 
    rest.AddHeader("x-amz-glacier-version","2012-06-01");

    // Get the glacier vaults in my account's us-west-2 region.
    CkStringBuilder sbResponseBody;
    success = rest.FullRequestNoBodySb("GET","/AWS_ACCOUNT_ID/vaults",sbResponseBody);
    if (success != true) {
        strOut.append(rest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    int respStatusCode = rest.get_ResponseStatusCode();
    if (respStatusCode >= 400) {
        strOut.append("Response Status Code = ");
        strOut.appendInt(respStatusCode);
        strOut.append("\r\n");
        strOut.append("Response Header:");
        strOut.append("\r\n");
        strOut.append(rest.responseHeader());
        strOut.append("\r\n");
        strOut.append("Response Body:");
        strOut.append("\r\n");
        strOut.append(sbResponseBody.getAsString());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Success is indicated by a 200 response status with an empty response body.
    strOut.append("response status code = ");
    strOut.appendInt(respStatusCode);
    strOut.append("\r\n");

    CkJsonObject json;
    json.LoadSb(sbResponseBody);
    json.put_EmitCompact(false);

    strOut.append(json.emit());
    strOut.append("\r\n");

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    const char *Marker = 0;
    int i;
    int count_i;
    const char *CreationDate = 0;
    const char *LastInventoryDate = 0;
    int NumberOfArchives;
    int SizeInBytes;
    const char *VaultARN = 0;
    const char *VaultName = 0;

    Marker = json.stringOf("Marker");
    i = 0;
    count_i = json.SizeOfArray("VaultList");
    while (i < count_i) {
        json.put_I(i);
        CreationDate = json.stringOf("VaultList[i].CreationDate");
        LastInventoryDate = json.stringOf("VaultList[i].LastInventoryDate");
        NumberOfArchives = json.IntOf("VaultList[i].NumberOfArchives");
        SizeInBytes = json.IntOf("VaultList[i].SizeInBytes");
        VaultARN = json.stringOf("VaultList[i].VaultARN");
        VaultName = json.stringOf("VaultList[i].VaultName");
        i = i + 1;
    }

    // Sample response
    // 
    // {
    //   "Marker": null,
    //   "VaultList": [
    //     {
    //       "CreationDate": "2019-04-05T19:10:28.428Z",
    //       "LastInventoryDate": null,
    //       "NumberOfArchives": 0,
    //       "SizeInBytes": 0,
    //       "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/chilkat",
    //       "VaultName": "chilkat"
    //     },
    //     {
    //       "CreationDate": "2019-04-05T19:00:21.768Z",
    //       "LastInventoryDate": null,
    //       "NumberOfArchives": 0,
    //       "SizeInBytes": 0,
    //       "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/ocean",
    //       "VaultName": "ocean"
    //     }
    //   ]
    // }
    // 


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }