mirror of https://github.com/node-red/node-red.git
97 lines
2.9 KiB
JavaScript
97 lines
2.9 KiB
JavaScript
/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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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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var child_process = require('child_process');
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var sshkeygenCommand = "ssh-keygen";
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var log = require("@node-red/util").log;
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function runSshKeygenCommand(args,cwd,env) {
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return new Promise(function(resolve, reject) {
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var child = child_process.spawn(sshkeygenCommand, args, {cwd: cwd, detached: true, env: env});
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var stdout = "";
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var stderr = "";
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child.stdout.on('data', function(data) {
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stdout += data;
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});
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child.stderr.on('data', function(data) {
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stderr += data;
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});
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child.on('close', function(code, signal) {
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// console.log(code);
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// console.log(stdout);
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// console.log(stderr);
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if (code !== 0) {
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var err = new Error(stderr);
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err.stdout = stdout;
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err.stderr = stderr;
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if (/short/.test(stderr)) {
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err.code = "key_passphrase_too_short";
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} else if(/Key must at least be 1024 bits/.test(stderr)) {
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err.code = "key_length_too_short";
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}
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reject(err);
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}
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else {
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resolve(stdout);
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}
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});
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child.on('error', function(err) {
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if (/ENOENT/.test(err.toString())) {
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err.code = "command_not_found";
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}
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reject(err);
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});
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});
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}
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function generateKey(options) {
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var args = ['-q', '-t', 'rsa'];
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var err;
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if (options.size) {
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if (options.size < 1024) {
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err = new Error("key_length_too_short");
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err.code = "key_length_too_short";
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throw err;
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}
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args.push('-b', options.size);
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}
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if (options.location) {
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args.push('-f', options.location);
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}
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if (options.comment) {
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args.push('-C', options.comment);
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}
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if (options.password) {
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if (options.password.length < 5) {
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err = new Error("key_passphrase_too_short");
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err.code = "key_passphrase_too_short";
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throw err;
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}
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args.push('-N', options.password||'');
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} else {
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args.push('-N', '');
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}
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return runSshKeygenCommand(args,__dirname);
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}
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module.exports = {
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generateKey: generateKey
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};
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