v5
This commit is contained in:
Domen Kožar
243
node_modules/sshpk/bin/sshpk-conv
generated
vendored
Executable file
243
node_modules/sshpk/bin/sshpk-conv
generated
vendored
Executable file
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#!/usr/bin/env node
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// -*- mode: js -*-
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// vim: set filetype=javascript :
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// Copyright 2018 Joyent, Inc. All rights reserved.
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var dashdash = require('dashdash');
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var sshpk = require('../lib/index');
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var fs = require('fs');
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var path = require('path');
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var tty = require('tty');
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var readline = require('readline');
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var getPassword = require('getpass').getPass;
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var options = [
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{
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names: ['outformat', 't'],
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type: 'string',
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help: 'Output format'
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},
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{
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names: ['informat', 'T'],
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type: 'string',
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help: 'Input format'
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},
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{
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names: ['file', 'f'],
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type: 'string',
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help: 'Input file name (default stdin)'
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},
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{
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names: ['out', 'o'],
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type: 'string',
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help: 'Output file name (default stdout)'
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},
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{
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names: ['private', 'p'],
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type: 'bool',
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help: 'Produce a private key as output'
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},
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{
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names: ['derive', 'd'],
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type: 'string',
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help: 'Output a new key derived from this one, with given algo'
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},
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{
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names: ['identify', 'i'],
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type: 'bool',
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help: 'Print key metadata instead of converting'
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},
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{
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names: ['fingerprint', 'F'],
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type: 'bool',
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help: 'Output key fingerprint'
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},
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{
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names: ['hash', 'H'],
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type: 'string',
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help: 'Hash function to use for key fingeprint with -F'
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},
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{
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names: ['spki', 's'],
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type: 'bool',
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help: 'With -F, generates an SPKI fingerprint instead of SSH'
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},
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{
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names: ['comment', 'c'],
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type: 'string',
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help: 'Set key comment, if output format supports'
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},
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{
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names: ['help', 'h'],
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type: 'bool',
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help: 'Shows this help text'
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}
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];
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if (require.main === module) {
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var parser = dashdash.createParser({
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options: options
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});
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try {
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var opts = parser.parse(process.argv);
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} catch (e) {
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console.error('sshpk-conv: error: %s', e.message);
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process.exit(1);
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}
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if (opts.help || opts._args.length > 1) {
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var help = parser.help({}).trimRight();
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console.error('sshpk-conv: converts between SSH key formats\n');
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console.error(help);
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console.error('\navailable key formats:');
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console.error(' - pem, pkcs1 eg id_rsa');
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console.error(' - ssh eg id_rsa.pub');
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console.error(' - pkcs8 format you want for openssl');
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console.error(' - openssh like output of ssh-keygen -o');
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console.error(' - rfc4253 raw OpenSSH wire format');
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console.error(' - dnssec dnssec-keygen format');
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console.error(' - putty PuTTY ppk format');
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console.error('\navailable fingerprint formats:');
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console.error(' - hex colon-separated hex for SSH');
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console.error(' straight hex for SPKI');
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console.error(' - base64 SHA256:* format from OpenSSH');
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process.exit(1);
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}
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/*
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* Key derivation can only be done on private keys, so use of the -d
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* option necessarily implies -p.
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*/
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if (opts.derive)
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opts.private = true;
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var inFile = process.stdin;
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var inFileName = 'stdin';
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var inFilePath;
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if (opts.file) {
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inFilePath = opts.file;
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} else if (opts._args.length === 1) {
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inFilePath = opts._args[0];
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}
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if (inFilePath)
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inFileName = path.basename(inFilePath);
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try {
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if (inFilePath) {
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fs.accessSync(inFilePath, fs.R_OK);
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inFile = fs.createReadStream(inFilePath);
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}
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} catch (e) {
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ifError(e, 'error opening input file');
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}
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var outFile = process.stdout;
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try {
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if (opts.out && !opts.identify) {
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fs.accessSync(path.dirname(opts.out), fs.W_OK);
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outFile = fs.createWriteStream(opts.out);
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}
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} catch (e) {
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ifError(e, 'error opening output file');
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}
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var bufs = [];
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inFile.on('readable', function () {
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var data;
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while ((data = inFile.read()))
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bufs.push(data);
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});
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var parseOpts = {};
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parseOpts.filename = inFileName;
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inFile.on('end', function processKey() {
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var buf = Buffer.concat(bufs);
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var fmt = 'auto';
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if (opts.informat)
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fmt = opts.informat;
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var f = sshpk.parseKey;
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if (opts.private)
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f = sshpk.parsePrivateKey;
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try {
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var key = f(buf, fmt, parseOpts);
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} catch (e) {
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if (e.name === 'KeyEncryptedError') {
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getPassword(function (err, pw) {
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if (err)
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ifError(err);
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parseOpts.passphrase = pw;
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processKey();
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});
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return;
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}
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ifError(e);
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}
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if (opts.derive)
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key = key.derive(opts.derive);
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if (opts.comment)
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key.comment = opts.comment;
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if (opts.identify) {
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var kind = 'public';
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if (sshpk.PrivateKey.isPrivateKey(key))
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kind = 'private';
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console.log('%s: a %d bit %s %s key', inFileName,
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key.size, key.type.toUpperCase(), kind);
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if (key.type === 'ecdsa')
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console.log('ECDSA curve: %s', key.curve);
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if (key.comment)
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console.log('Comment: %s', key.comment);
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console.log('SHA256 fingerprint: ' +
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key.fingerprint('sha256').toString());
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console.log('MD5 fingerprint: ' +
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key.fingerprint('md5').toString());
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console.log('SPKI-SHA256 fingerprint: ' +
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key.fingerprint('sha256', 'spki').toString());
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process.exit(0);
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return;
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}
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if (opts.fingerprint) {
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var hash = opts.hash;
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var type = opts.spki ? 'spki' : 'ssh';
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var format = opts.outformat;
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var fp = key.fingerprint(hash, type).toString(format);
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outFile.write(fp);
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outFile.write('\n');
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outFile.once('drain', function () {
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process.exit(0);
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});
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return;
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}
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fmt = undefined;
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if (opts.outformat)
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fmt = opts.outformat;
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outFile.write(key.toBuffer(fmt));
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if (fmt === 'ssh' ||
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(!opts.private && fmt === undefined))
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outFile.write('\n');
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outFile.once('drain', function () {
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process.exit(0);
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});
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});
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}
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function ifError(e, txt) {
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if (txt)
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txt = txt + ': ';
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else
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txt = '';
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console.error('sshpk-conv: ' + txt + e.name + ': ' + e.message);
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if (process.env['DEBUG'] || process.env['V']) {
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console.error(e.stack);
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if (e.innerErr)
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console.error(e.innerErr.stack);
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}
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process.exit(1);
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}
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