Try Kubernetes out via REST

default.yml

kube:
  protocol: http
  # this is a weak default. Must use KUBE_HOST to set host
  host: localhost
  # this is a weak default. Must use KUBE_PORT to set port
  port: 8080

kubeapi.js

'use strict';

var config = require('config');
var rp = require('request-promise');

var KUBE = config.get('kube.protocol') + '://' + config.get('kube.host') + ':' + config.get('kube.port');


var api = module.exports;

/*
 * Returns:
 * name of pod
 */
api.createNamespacedPod = function createNamespacedPod(namespace, spec) {
    var options = {
        uri: KUBE + '/api/v1/namespaces/' + namespace + '/pods',
        json: true,
        body: spec
    };
    return rp.post(options).then(function (res) {
        return res.metadata.name;
    });
};

/*
 * Returns:
 * entire pod payload
 */
api.deleteNamespacedPod = function deleteNamespacedPod(namespace, name) {
    var options = {
        uri: KUBE + '/api/v1/namespaces/' + namespace + '/pods/' + name,
        json: true
    };
    return rp.del(options);
};

/*
 * Returns:
 * raw plaintext from container logs
 */
api.readNamespacedPodLog = function readNamespacedPodLog(namespace, name) {
    var options = {
        uri: KUBE + '/api/v1/namespaces/' + namespace + '/pods/' + name + '/log',
        json: true
    };
    return rp.get(options);
};

/*
 * Returns:
 * Status object with its attributes listed below...
 * phase: string
 * conditions: array of {type, status, lastProbeTime, lastTransitionTime}
 * hostIP: string
 * podIP: string
 * startTime: datetime
 * containerStatuses: array of
 *   {name, state, lastState, ready, restartCount, image, imageID, containerID}
 */
api.readNamespacedPod = function readNamespacedPod(namespace, name) {
    var options = {
        uri: KUBE + '/api/v1/namespaces/' + namespace + '/pods/' + name,
        json: true
    };
    return rp.get(options).then(function (res) {
        return res.status;
    });
};

package.json

{
  "name" : "try-kube",
  "description" : "Try Kubernetes out via REST",
  "dependencies": {
    "bluebird": "^3.2.2",
    "config": "^1.16.0",
    "js-yaml": "^3.4.3",
    "request": "^2.73.0",
    "request-promise": "^4.0.0"
  }
}

try.js

'use strict';

var api = require('./kubeapi');


var pod = {
    "kind": "Pod",
    "apiVersion": "v1",
    "metadata": {
        "generateName": "cache-",
        "namespace": "default",
        "labels": {
            "app": "redis",
            "role": "master"
        }
    },
    "spec": {
        "containers": [{
            "name": "redis-master",
            "image": "redis:2.8.23",
            "ports": [{
                "name": "redis-server",
                "containerPort": 6379
            }]
        }]
    }
};

function showData(data) {
    if (data && typeof data === 'object') {
        console.log(JSON.stringify(data, null, 2));
    } else {
        console.log(data);
    }
}

//api.getCodeVersion().then(showData);
//api.createNamespacedPod('default', pod).then(showData);
//api.readNamespacedPod('default', 'cache-5736j').then(showData);
//api.readNamespacedPodLog('default', 'cache-5736j').then(showData);
//api.deleteNamespacedPod('default', 'cache-5736j').then(showData);