66 lines
1.9 KiB
JavaScript
66 lines
1.9 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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/**
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* Copyright (c) 2002-2018 "Neo4j,"
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* Neo4j Sweden AB [http://neo4j.com]
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*
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* This file is part of Neo4j.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Central place to detect feature support for the current platform,
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// expand as needed.
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var FEATURES = {
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trust_on_first_use: function trust_on_first_use() {
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try {
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// This is insane. We are verifying that we have a version of getPeerCertificate
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// that supports reading the whole certificate, eg this commit:
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// https://github.com/nodejs/node/commit/345c40b6
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var getPeerCertificateFunction = require('tls').TLSSocket.prototype.getPeerCertificate;
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var numberOfParameters = getPeerCertificateFunction.length;
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return numberOfParameters >= 1;
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} catch (e) {
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return false;
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}
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},
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trust_all_certificates: function trust_all_certificates() {
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try {
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var getPeerCertificateFunction = require('tls').TLSSocket.prototype.getPeerCertificate;
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return true;
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} catch (e) {
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return false;
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}
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},
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dns_lookup: function dns_lookup() {
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try {
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var lookupFunction = require('dns').lookup;
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if (lookupFunction && typeof lookupFunction === 'function') {
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return true;
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}
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return false;
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} catch (e) {
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return false;
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}
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}
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};
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function hasFeature(name) {
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return FEATURES[name] && FEATURES[name]();
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}
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exports.default = hasFeature;
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