owltech
Version:
This a backend for OwlTech Company
85 lines • 2.98 kB
JavaScript
;
/**
* Copyright 2018 Google LLC. All Rights Reserved.
*
* 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.
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const gcpMetadata = require("gcp-metadata");
var GCPEnv;
(function (GCPEnv) {
GCPEnv["APP_ENGINE"] = "APP_ENGINE";
GCPEnv["KUBERNETES_ENGINE"] = "KUBERNETES_ENGINE";
GCPEnv["CLOUD_FUNCTIONS"] = "CLOUD_FUNCTIONS";
GCPEnv["COMPUTE_ENGINE"] = "COMPUTE_ENGINE";
GCPEnv["NONE"] = "NONE";
})(GCPEnv = exports.GCPEnv || (exports.GCPEnv = {}));
let env;
function clear() {
env = undefined;
}
exports.clear = clear;
function getEnv() {
return __awaiter(this, void 0, void 0, function* () {
if (!env) {
if (isAppEngine()) {
env = GCPEnv.APP_ENGINE;
}
else if (isCloudFunction()) {
env = GCPEnv.CLOUD_FUNCTIONS;
}
else if (yield isKubernetesEngine()) {
env = GCPEnv.KUBERNETES_ENGINE;
}
else if (yield isComputeEngine()) {
env = GCPEnv.COMPUTE_ENGINE;
}
else {
env = GCPEnv.NONE;
}
}
return env;
});
}
exports.getEnv = getEnv;
function isAppEngine() {
return !!(process.env.GAE_SERVICE || process.env.GAE_MODULE_NAME);
}
function isCloudFunction() {
return !!process.env.FUNCTION_NAME;
}
function isKubernetesEngine() {
return __awaiter(this, void 0, void 0, function* () {
try {
yield gcpMetadata.instance('attributes/cluster-name');
return true;
}
catch (e) {
return false;
}
});
}
function isComputeEngine() {
return __awaiter(this, void 0, void 0, function* () {
return gcpMetadata.isAvailable();
});
}
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