(Node.js) Google Cloud Storage List Buckets

See more Google Cloud Storage Examples

Demonstrates how to retrieve a list of buckets for a given project.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    // This example uses a previously obtained access token having permission for the 
    // scope "https://www.googleapis.com/auth/cloud-platform"

    var jsonToken = new chilkat.JsonObject();
    var success = jsonToken.LoadFile("qa_data/tokens/googleCloudStorage.json");
    if (success == false) {
        console.log(jsonToken.LastErrorText);
        return;
    }

    var http = new chilkat.Http();
    http.AuthToken = jsonToken.StringOf("access_token");

    // For more info see Cloud Storage Documentation - Buckets: list 
    // 
    success = http.SetUrlVar("PROJECT_ID","chilkattest-1050");
    // resp: HttpResponse
    var resp = http.QuickGetObj("https://www.googleapis.com/storage/v1/b?project={$PROJECT_ID}");
    if (http.LastMethodSuccess == false) {
        console.log(http.LastErrorText);
        return;
    }

    var responseCode = resp.StatusCode;
    if (responseCode == 401) {
        console.log(resp.BodyStr);
        console.log("If invalid credentials, then it is likely the access token expired.");
        console.log("Your app should automatically fetch a new access token and re-try.");

        return;
    }

    console.log("Response code: " + responseCode);
    console.log("Response body");

    var json = new chilkat.JsonObject();
    success = json.Load(resp.BodyStr);

    json.EmitCompact = false;

    console.log(json.Emit());

    // A response code = 200 indicates success, and the response body contains JSON such as this:

    // {
    //   "kind": "storage#buckets",
    //   "items": [
    //     {
    //       "kind": "storage#bucket",
    //       "id": "chilkat-bucket",
    //       "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-bucket",
    //       "projectNumber": "5332332985",
    //       "name": "chilkat-bucket",
    //       "timeCreated": "2018-10-23T00:04:44.507Z",
    //       "updated": "2018-10-23T00:04:44.507Z",
    //       "metageneration": "1",
    //       "iamConfiguration": {
    //         "bucketPolicyOnly": {
    //           "enabled": false
    //         }
    //       },
    //       "location": "US",
    //       "storageClass": "MULTI_REGIONAL",
    //       "etag": "CAE="
    //     },
    //     {
    //       "kind": "storage#bucket",
    //       "id": "chilkat-images",
    //       "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-images",
    //       "projectNumber": "5332332985",
    //       "name": "chilkat-images",
    //       "timeCreated": "2018-10-23T11:24:43.000Z",
    //       "updated": "2018-10-23T11:24:43.000Z",
    //       "metageneration": "1",
    //       "iamConfiguration": {
    //         "bucketPolicyOnly": {
    //           "enabled": false
    //         }
    //       },
    //       "location": "US",
    //       "storageClass": "MULTI_REGIONAL",
    //       "etag": "CAE="
    //     }
    //   ]
    // }

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

    var kind;
    var i;
    var count_i;
    var id;
    var selfLink;
    var projectNumber;
    var name;
    var timeCreated;
    var updated;
    var metageneration;
    var iamConfigurationBucketPolicyOnlyEnabled;
    var location;
    var storageClass;
    var etag;

    kind = json.StringOf("kind");
    i = 0;
    count_i = json.SizeOfArray("items");
    while (i < count_i) {
        json.I = i;
        kind = json.StringOf("items[i].kind");
        id = json.StringOf("items[i].id");
        selfLink = json.StringOf("items[i].selfLink");
        projectNumber = json.StringOf("items[i].projectNumber");
        name = json.StringOf("items[i].name");
        timeCreated = json.StringOf("items[i].timeCreated");
        updated = json.StringOf("items[i].updated");
        metageneration = json.StringOf("items[i].metageneration");
        iamConfigurationBucketPolicyOnlyEnabled = json.BoolOf("items[i].iamConfiguration.bucketPolicyOnly.enabled");
        location = json.StringOf("items[i].location");
        storageClass = json.StringOf("items[i].storageClass");
        etag = json.StringOf("items[i].etag");
        i = i+1;
    }


}

chilkatExample();