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<?php
/*
* Copyright 2012 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Follow the instructions on https://code.google/com/p/google-api-php-client
* to download, extract and include the Google APIs client library for PHP into
* your project.
*/
require_once 'google-api-php-client/src/Google_Client.php';
require_once 'google-api-php-client/src/contrib/Google_ComputeService.php';
session_start();
/**
* Visit https://code.google.com/apis/console to generate your
* oauth2_client_id, oauth2_client_secret, and to register your
* oauth2_redirect_uri.
*/
$client = new Google_Client();
$client->setApplicationName("Google Compute Engine PHP Starter Application");
$client->setClientId('YOUR_CLIENT_ID');
$client->setClientSecret('YOUR_CLIENT_SECRET');
$client->setRedirectUri('YOUR_REDIRECT_URI');
$computeService = new Google_ComputeService($client);
/**
* The name of your Google Compute Engine Project.
*/
$project = 'YOUR_GOOGLE_COMPUTE_ENGINE_PROJECT';
/**
* Constants for sample request parameters.
*/
define('API_VERSION', 'v1beta14');
define('BASE_URL', 'https://www.googleapis.com/compute/'.
API_VERSION . '/projects/');
define('GOOGLE_PROJECT', 'google');
define('DEFAULT_PROJECT', $project);
define('DEFAULT_NAME', 'new-node');
define('DEFAULT_NAME_WITH_METADATA', 'new-node-with-metadata');
define('DEFAULT_MACHINE_TYPE', BASE_URL . DEFAULT_PROJECT .
'/global/machineTypes/n1-standard-1');
define('DEFAULT_ZONE_NAME', 'us-central1-a');
define('DEFAULT_ZONE', BASE_URL . DEFAULT_PROJECT . '/zones/' . DEFAULT_ZONE_NAME);
define('DEFAULT_IMAGE', BASE_URL . GOOGLE_PROJECT .
'/global/images/gcel-12-04-v20130104');
define('DEFAULT_NETWORK', BASE_URL . DEFAULT_PROJECT .
'/global/networks/default');
/**
* Generates the markup for a specific Google Compute Engine API request.
* @param string $apiRequestName The name of the API request to process.
* @param string $apiResponse The API response to process.
* @return string Markup for the specific Google Compute Engine API request.
*/
function generateMarkup($apiRequestName, $apiResponse) {
$apiRequestMarkup = '';
$apiRequestMarkup .= "<header><h2>" . $apiRequestName . "</h2></header>";
if ($apiResponse['items'] == '' ) {
$apiRequestMarkup .= "<pre>";
$apiRequestMarkup .= print_r(json_decode(json_encode($apiResponse), true), true);
$apiRequestMarkup .= "</pre>";
} else {
foreach($apiResponse['items'] as $response) {
$apiRequestMarkup .= "<pre>";
$apiRequestMarkup .= print_r(json_decode(json_encode($response), true), true);
$apiRequestMarkup .= "</pre>";
}
}
return $apiRequestMarkup;
}
/**
* Clear access token whenever a logout is requested.
*/
if (isset($_REQUEST['logout'])) {
unset($_SESSION['access_token']);
}
/**
* Authenticate and set client access token.
*/
if (isset($_GET['code'])) {
$client->authenticate($_GET['code']);
$_SESSION['access_token'] = $client->getAccessToken();
$redirect = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];
header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
}
/**
* Set client access token.
*/
if (isset($_SESSION['access_token'])) {
$client->setAccessToken($_SESSION['access_token']);
}
/**
* If all authentication has been successfully completed, make Google Compute
* Engine API requests.
*/
if ($client->getAccessToken()) {
/**
* Google Compute Engine API request to retrieve the list of instances in your
* Google Compute Engine project.
*/
$instances = $computeService->instances->listInstances(DEFAULT_PROJECT,
DEFAULT_ZONE_NAME);
$instancesListMarkup = generateMarkup('List Instances', $instances);
/**
* Google Compute Engine API request to retrieve the list of all data center
* locations associated with your Google Compute Engine project.
*/
$zones = $computeService->zones->listZones(DEFAULT_PROJECT);
$zonesListMarkup = generateMarkup('List Zones', $zones);
/**
* Google Compute Engine API request to retrieve the list of all machine types
* associated associated with your Google Compute Engine project.
*/
$machineTypes = $computeService->machineTypes->listMachineTypes(DEFAULT_PROJECT);
$machineTypesListMarkup = generateMarkup('List Machine Types',
$machineTypes);
/**
* Google Compute Engine API request to retrieve the list of all image types
* associated associated with your Google Compute Engine project.
*/
$images = $computeService->images->listImages(GOOGLE_PROJECT);
$imagesListMarkup = generateMarkup('List Images', $images);
/**
* Google Compute Engine API request to retrieve the list of all firewalls
* associated associated with your Google Compute Engine project.
*/
$firewalls = $computeService->firewalls->listFirewalls(DEFAULT_PROJECT);
$firewallsListMarkup = generateMarkup('List Firewalls', $firewalls);
/**
* Google Compute Engine API request to retrieve the list of all networks
* associated associated with your Google Compute Engine project.
*/
$networks = $computeService->networks->listNetworks(DEFAULT_PROJECT);
$networksListMarkup = generateMarkup('List Networks', $networks);;
/**
* Google Compute Engine API request to insert a new instance into your Google
* Compute Engine project.
*/
$name = DEFAULT_NAME;
$machineType = DEFAULT_MACHINE_TYPE;
$zone = DEFAULT_ZONE_NAME;
$image = DEFAULT_IMAGE;
$googleNetworkInterfaceObj = new Google_NetworkInterface();
$network = DEFAULT_NETWORK;
$googleNetworkInterfaceObj->setNetwork($network);
$new_instance = new Google_Instance();
$new_instance->setName($name);
$new_instance->setImage($image);
$new_instance->setMachineType($machineType);
$new_instance->setNetworkInterfaces(array($googleNetworkInterfaceObj));
$insertInstance = $computeService->instances->insert(DEFAULT_PROJECT,
$zone, $new_instance);
$insertInstanceMarkup = generateMarkup('Insert Instance', $insertInstance);
/**
* Google Compute Engine API request to insert a new instance (with metadata)
* into your Google Compute Engine project.
*/
$name = DEFAULT_NAME_WITH_METADATA;
$machineType = DEFAULT_MACHINE_TYPE;
$zone = DEFAULT_ZONE_NAME;
$image = DEFAULT_IMAGE;
$googleNetworkInterfaceObj = new Google_NetworkInterface();
$network = DEFAULT_NETWORK;
$googleNetworkInterfaceObj->setNetwork($network);
$metadataItemsObj = new Google_MetadataItems();
$metadataItemsObj->setKey('startup-script');
$metadataItemsObj->setValue('apt-get install apache2');
$metadata = new Google_Metadata();
$metadata->setItems(array($metadataItemsObj));
$new_instance = new Google_Instance();
$new_instance->setName($name);
$new_instance->setImage($image);
$new_instance->setMachineType($machineType);
$new_instance->setNetworkInterfaces(array($googleNetworkInterfaceObj));
$new_instance->setMetadata($metadata);
$insertInstanceWithMetadata = $computeService->instances->insert(
DEFAULT_PROJECT, $zone, $new_instance);
$insertInstanceWithMetadataMarkup = generateMarkup(
'Insert Instance With Metadata', $insertInstanceWithMetadata);
/**
* Google Compute Engine API request to get an instance matching the outlined
* parameters from your Google Compute Engine project.
*/
$getInstance = $computeService->instances->get(DEFAULT_PROJECT,
DEFAULT_ZONE_NAME, DEFAULT_NAME);
$getInstanceMarkup = generateMarkup('Get Instance', $getInstance);
/**
* Google Compute Engine API request to get an instance matching the outlined
* parameters from your Google Compute Engine project.
*/
$getInstanceWithMetadata = $computeService->instances->get(DEFAULT_PROJECT,
DEFAULT_ZONE_NAME, DEFAULT_NAME_WITH_METADATA);
$getInstanceWithMetadataMarkup = generateMarkup('Get Instance With Metadata',
$getInstanceWithMetadata);
/**
* Google Compute Engine API request to delete an instance matching the
* outlined parameters from your Google Compute Engine project.
*/
$deleteInstance = $computeService->instances->delete(DEFAULT_PROJECT,
DEFAULT_ZONE_NAME, DEFAULT_NAME);
$deleteInstanceMarkup = generateMarkup('Delete Instance', $deleteInstance);
/**
* Google Compute Engine API request to delete an instance matching the
* outlined parameters from your Google Compute Engine project.
*/
$deleteInstanceWithMetadata = $computeService->instances->delete(DEFAULT_PROJECT,
DEFAULT_ZONE_NAME, DEFAULT_NAME_WITH_METADATA);
$deleteInstanceWithMetadataMarkup = generateMarkup(
'Delete Instance With Metadata', $deleteInstanceWithMetadata);
/**
* Google Compute Engine API request to retrieve the list of all global
* operations associated with your Google Compute Engine project.
*/
$globalOperations = $computeService->globalOperations->listGlobalOperations(DEFAULT_PROJECT);
$operationsListMarkup = generateMarkup('List Global Operations', $globalOperations);
// The access token may have been updated lazily.
$_SESSION['access_token'] = $client->getAccessToken();
} else {
$authUrl = $client->createAuthUrl();
}
?>
<!doctype html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<header><h1>Google Compute Engine Sample App</h1></header>
<div class="main-content">
<?php if(isset($instancesListMarkup)): ?>
<div id="listInstances"><?php print $instancesListMarkup ?></div>
<?php endif ?>
<?php if(isset($zonesListMarkup)): ?>
<div id="listZones"><?php print $zonesListMarkup ?></div>
<?php endif ?>
<?php if(isset($machineTypesListMarkup)): ?>
<div id="listMachineTypes"><?php print $machineTypesListMarkup ?></div>
<?php endif ?>
<?php if(isset($imagesListMarkup)): ?>
<div id="listImages"><?php print $imagesListMarkup ?></div>
<?php endif ?>
<?php if(isset($firewallsListMarkup)): ?>
<div id="listFirewalls"><?php print $firewallsListMarkup ?></div>
<?php endif ?>
<?php if(isset($networksListMarkup)): ?>
<div id="listNetworks"><?php print $networksListMarkup ?></div>
<?php endif ?>
<?php if(isset($getInstanceWithMetadataMarkup)): ?>
<div id="getInstanceWithMetadata">
<?php print $getInstanceWithMetadataMarkup ?>
</div>
<?php endif ?>
<?php if(isset($getInstanceMarkup)): ?>
<div id="getInstance"><?php print $getInstanceMarkup ?></div>
<?php endif ?>
<?php if(isset($deleteInstanceMarkup)): ?>
<div id="deleteInstance"><?php print $deleteInstanceMarkup ?></div>
<?php endif ?>
<?php if(isset($deleteInstanceWithMetadataMarkup)): ?>
<div id="deleteInstanceWithMetadata">
<?php print $deleteInstanceWithMetadataMarkup ?>
</div>
<?php endif ?>
<?php if(isset($insertInstanceMarkup)): ?>
<div id="insertInstance"><?php print $insertInstanceMarkup ?></div>
<?php endif ?>
<?php if(isset($insertInstanceWithMetadataMarkup)): ?>
<div id="insertInstanceWithMetadata">
<?php print $insertInstanceWithMetadataMarkup?>
</div>
<?php endif ?>
<?php if(isset($operationsListMarkup)): ?>
<div id="listGlobalOperations"><?php print $operationsListMarkup ?></div>
<?php endif ?>
<?php
if(isset($authUrl)) {
print "<a class='login' href='$authUrl'>Connect Me!</a>";
} else {
print "<a class='logout' href='?logout'>Logout</a>";
}
?>
</div>
</body>
</html>
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