531 lines
17 KiB
JavaScript
531 lines
17 KiB
JavaScript
'use strict';
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var PromiseA = require('bluebird');
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var RSA = PromiseA.promisifyAll(require('rsa-compat').RSA);
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var mkdirpAsync = PromiseA.promisify(require('mkdirp'));
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var path = require('path');
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var fs = PromiseA.promisifyAll(require('fs'));
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var sfs = require('safe-replace');
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var LE = require('../');
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var LeCore = PromiseA.promisifyAll(require('letiny-core'));
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var Accounts = require('./accounts');
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var merge = require('./common').merge;
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var tplCopy = require('./common').tplCopy;
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var fetchFromConfigLiveDir = require('./common').fetchFromDisk;
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var ipc = {}; // in-process cache
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function getAcmeUrls(args) {
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var now = Date.now();
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// TODO check response header on request for cache time
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if ((now - ipc.acmeUrlsUpdatedAt) < 10 * 60 * 1000) {
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return PromiseA.resolve(ipc.acmeUrls);
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}
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return LeCore.getAcmeUrlsAsync(args.server).then(function (data) {
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ipc.acmeUrlsUpdatedAt = Date.now();
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ipc.acmeUrls = data;
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return ipc.acmeUrls;
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});
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}
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function readRenewalConfig(args) {
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var pyconf = PromiseA.promisifyAll(require('pyconf'));
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return pyconf.readFileAsync(args.renewalPath).then(function (pyobj) {
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return pyobj;
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}, function () {
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return pyconf.readFileAsync(path.join(__dirname, 'renewal.conf.tpl')).then(function (pyobj) {
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return pyobj;
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});
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});
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}
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function writeRenewalConfig(args) {
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//console.log('args');
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//console.log(args);
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var pyobj = args.pyobj;
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pyobj.checkpoints = parseInt(pyobj.checkpoints, 10) || 0;
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var pyconf = PromiseA.promisifyAll(require('pyconf'));
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var liveDir = args.liveDir || path.join(args.configDir, 'live', args.domains[0]);
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var certPath = args.certPath || pyobj.cert || path.join(liveDir, 'cert.pem');
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var fullchainPath = args.fullchainPath || pyobj.fullchain || path.join(liveDir, 'fullchain.pem');
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var chainPath = args.chainPath || pyobj.chain || path.join(liveDir, 'chain.pem');
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var privkeyPath = args.privkeyPath || pyobj.privkey
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//|| args.domainPrivateKeyPath || args.domainKeyPath || pyobj.keyPath
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|| path.join(liveDir, 'privkey.pem');
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if (args.debug) {
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console.log('################ privkeyPath ################');
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console.log(privkeyPath);
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}
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var updates = {
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account: args.account.id
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, configDir: args.configDir
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, domains: args.domains
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, email: args.email
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, tos: args.agreeTos && true
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// yes, it's an array. weird, right?
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, webrootPath: args.webrootPath && [args.webrootPath] || []
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, server: args.server || args.acmeDiscoveryUrl
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, privkey: privkeyPath
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, fullchain: fullchainPath
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, cert: certPath
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, chain: chainPath
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, http01Port: args.http01Port
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, keyPath: args.domainPrivateKeyPath || args.privkeyPath
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, rsaKeySize: args.rsaKeySize
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, checkpoints: pyobj.checkpoints
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/* // TODO XXX what's the deal with these? they don't make sense
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// are they just old junk? or do they have a meaning that I don't know about?
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, fullchainPath: path.join(args.configDir, 'chain.pem')
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, certPath: path.join(args.configDir, 'cert.pem')
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, chainPath: path.join(args.configDir, 'chain.pem')
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*/ // TODO XXX end
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, workDir: args.workDir
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, logsDir: args.logsDir
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};
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// final section is completely dynamic
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// :hostname = :webroot_path
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args.domains.forEach(function (hostname) {
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updates[hostname] = args.webrootPath;
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});
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// must write back to the original pyobject or
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// annotations will be lost
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Object.keys(updates).forEach(function (key) {
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pyobj[key] = updates[key];
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});
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return mkdirpAsync(path.dirname(args.renewalPath)).then(function () {
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return pyconf.writeFileAsync(args.renewalPath, pyobj);
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}).then(function () {
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// NOTE
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// writing twice seems to causes a bug,
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// so instead we re-read the file from the disk
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return pyconf.readFileAsync(args.renewalPath);
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});
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}
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function getOrCreateRenewal(args) {
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return readRenewalConfig(args).then(function (pyobj) {
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var minver = pyobj.checkpoints >= 0;
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args.pyobj = pyobj;
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if (!minver) {
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args.checkpoints = 0;
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pyobj.checkpoints = 0;
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return writeRenewalConfig(args);
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}
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// args.account.id = pyobj.account
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// args.configDir = args.configDir || pyobj.configDir;
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args.checkpoints = pyobj.checkpoints;
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args.agreeTos = (args.agreeTos || pyobj.tos) && true;
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args.email = args.email || pyobj.email;
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args.domains = args.domains || pyobj.domains;
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// yes, it's an array. weird, right?
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args.webrootPath = args.webrootPath || pyobj.webrootPath[0];
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args.server = args.server || args.acmeDiscoveryUrl || pyobj.server;
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args.certPath = args.certPath || pyobj.cert;
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args.privkeyPath = args.privkeyPath || pyobj.privkey;
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args.chainPath = args.chainPath || pyobj.chain;
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args.fullchainPath = args.fullchainPath || pyobj.fullchain;
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//, workDir: args.workDir
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//, logsDir: args.logsDir
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args.rsaKeySize = args.rsaKeySize || pyobj.rsaKeySize;
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args.http01Port = args.http01Port || pyobj.http01Port;
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args.domainKeyPath = args.domainPrivateKeyPath || args.domainKeyPath || args.keyPath || pyobj.keyPath;
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return writeRenewalConfig(args);
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});
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}
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function writeCertificateAsync(args, defaults, handlers) {
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if (args.debug) {
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console.log("got certificate!");
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}
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var obj = args.pyobj;
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var result = args.pems;
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result.fullchain = result.cert + '\n' + (result.chain || result.ca);
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obj.checkpoints = parseInt(obj.checkpoints, 10) || 0;
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var liveDir = args.liveDir || path.join(args.configDir, 'live', args.domains[0]);
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var certPath = args.certPath || obj.cert || path.join(liveDir, 'cert.pem');
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var fullchainPath = args.fullchainPath || obj.fullchain || path.join(liveDir, 'fullchain.pem');
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var chainPath = args.chainPath || obj.chain || path.join(liveDir, 'chain.pem');
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var privkeyPath = args.privkeyPath || obj.privkey
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//|| args.domainPrivateKeyPath || args.domainKeyPath || obj.keyPath
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|| path.join(liveDir, 'privkey.pem');
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if (args.debug) {
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console.log('[LE] privkeyPath', privkeyPath);
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}
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var archiveDir = args.archiveDir || path.join(args.configDir, 'archive', args.domains[0]);
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var checkpoints = obj.checkpoints.toString();
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var certArchive = path.join(archiveDir, 'cert' + checkpoints + '.pem');
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var fullchainArchive = path.join(archiveDir, 'fullchain' + checkpoints + '.pem');
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var chainArchive = path.join(archiveDir, 'chain'+ checkpoints + '.pem');
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var privkeyArchive = path.join(archiveDir, 'privkey' + checkpoints + '.pem');
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return mkdirpAsync(archiveDir).then(function () {
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return PromiseA.all([
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sfs.writeFileAsync(certArchive, result.cert, 'ascii')
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, sfs.writeFileAsync(chainArchive, (result.chain || result.ca), 'ascii')
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, sfs.writeFileAsync(fullchainArchive, result.fullchain, 'ascii')
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, sfs.writeFileAsync(
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privkeyArchive
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// TODO nix args.key, args.domainPrivateKeyPem ??
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, (result.privkey || result.key) || RSA.exportPrivateKey(args.domainKeypair)
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, 'ascii'
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)
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]);
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}).then(function () {
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return mkdirpAsync(liveDir);
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}).then(function () {
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return PromiseA.all([
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sfs.writeFileAsync(certPath, result.cert, 'ascii')
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, sfs.writeFileAsync(chainPath, (result.chain || result.ca), 'ascii')
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, sfs.writeFileAsync(fullchainPath, result.fullchain, 'ascii')
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, sfs.writeFileAsync(
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privkeyPath
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// TODO nix args.key, args.domainPrivateKeyPem ??
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, (result.privkey || result.key) || RSA.exportPrivateKey(args.domainKeypair)
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, 'ascii'
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)
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]);
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}).then(function () {
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obj.checkpoints += 1;
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args.checkpoints += 1;
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return writeRenewalConfig(args);
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}).then(function () {
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return {
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certPath: certPath
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, chainPath: chainPath
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, fullchainPath: fullchainPath
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, privkeyPath: privkeyPath
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// TODO nix keypair
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, keypair: args.domainKeypair
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// TODO nix args.key, args.domainPrivateKeyPem ??
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// some ambiguity here...
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, privkey: (result.privkey || result.key) || RSA.exportPrivateKey(args.domainKeypair)
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, fullchain: result.fullchain || (result.cert + '\n' + result.chain)
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, chain: (result.chain || result.ca)
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// especially this one... might be cert only, might be fullchain
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, cert: result.cert
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, issuedAt: Date.now()
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, lifetime: defaults.lifetime || handlers.lifetime
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};
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});
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}
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function getCertificateAsync(args, defaults, handlers) {
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var account = args.account;
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var promise;
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var keypairOpts = { public: true, pem: true };
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if (!args.domainKeyPath) {
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// TODO use default path ???
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promise = RSA.generateKeypairAsync(args.rsaKeySize, 65537, keypairOpts);
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}
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if (args.domainKeyPath) {
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promise = fs.readFileAsync(args.domainKeyPath, 'ascii').then(function (pem) {
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return RSA.import({ privateKeyPem: pem });
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}, function (err) {
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return RSA.generateKeypairAsync(args.rsaKeySize, 65537, keypairOpts).then(function (keypair) {
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return fs.writeFileAsync(args.domainKeyPath, keypair.privateKeyPem, 'ascii');
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});
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});
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}
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return promise.then(function (domainKeypair) {
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if (args.debug) {
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console.log("[letsencrypt/lib/core.js] get certificate");
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}
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args.domainKeypair = domainKeypair;
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//args.registration = domainKey;
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return LeCore.getCertificateAsync({
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debug: args.debug
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, newAuthzUrl: args._acmeUrls.newAuthz
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, newCertUrl: args._acmeUrls.newCert
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, accountKeypair: RSA.import(account.keypair)
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, domainKeypair: domainKeypair
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, domains: args.domains
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//
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// IMPORTANT
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//
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// setChallenge and removeChallenge are handed defaults
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// instead of args because getChallenge does not have
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// access to args
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// (args is per-request, defaults is per instance)
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//
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, setChallenge: function (domain, key, value, done) {
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var copy = merge(defaults, { domains: [domain] });
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tplCopy(copy);
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args.domains = [domain];
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args.webrootPath = args.webrootPath;
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if (4 === handlers.setChallenge.length) {
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handlers.setChallenge(copy, key, value, done);
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}
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else if (5 === handlers.setChallenge.length) {
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handlers.setChallenge(copy, domain, key, value, done);
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}
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else {
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done(new Error("handlers.setChallenge receives the wrong number of arguments"));
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}
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}
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, removeChallenge: function (domain, key, done) {
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var copy = merge(defaults, { domains: [domain] });
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tplCopy(copy);
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if (3 === handlers.removeChallenge.length) {
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handlers.removeChallenge(copy, key, done);
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}
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else if (4 === handlers.removeChallenge.length) {
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handlers.removeChallenge(copy, domain, key, done);
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}
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else {
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done(new Error("handlers.removeChallenge receives the wrong number of arguments"));
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}
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}
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});
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}).then(function (results) {
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// { cert, chain, fullchain, privkey }
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args.pems = results;
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return writeCertificateAsync(args, defaults, handlers);
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});
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}
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function getOrCreateDomainCertificate(args, defaults, handlers) {
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return fetchFromConfigLiveDir(args).then(function (certs) {
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// if nothing, register and save
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// if something, check date (don't register unless 30+ days)
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// if good, don't bother registering
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// (but if we get to the point that we're actually calling
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// this function, that shouldn't be the case, right?)
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//console.log(certs);
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if (!certs) {
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// no certs, seems like a good time to get some
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return getCertificateAsync(args, defaults, handlers);
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}
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else if (certs.issuedAt > (27 * 24 * 60 * 60 * 1000)) {
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// cert is at least 27 days old we can renew that
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return getCertificateAsync(args, defaults, handlers);
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}
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else if (args.duplicate) {
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// YOLO! I be gettin' fresh certs 'erday! Yo!
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return getCertificateAsync(args, defaults, handlers);
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}
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else {
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console.warn('[WARN] Ignoring renewal attempt for certificate less than 27 days old. Use args.duplicate to force.');
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// We're happy with what we have
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return certs;
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}
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});
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}
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// returns 'account' from lib/accounts { meta, regr, keypair, accountId (id) }
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function getOrCreateAcmeAccount(args, defaults, handlers) {
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var pyconf = PromiseA.promisifyAll(require('pyconf'));
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return pyconf.readFileAsync(args.renewalPath).then(function (renewal) {
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var accountId = renewal.account;
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renewal = renewal.account;
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return accountId;
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}, function (err) {
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if ("ENOENT" === err.code) {
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if (args.debug) {
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console.log("[LE] try email");
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}
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return Accounts.getAccountIdByEmail(args, handlers);
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}
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return PromiseA.reject(err);
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}).then(function (accountId) {
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// Note: the ACME urls are always fetched fresh on purpose
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return getAcmeUrls(args).then(function (urls) {
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args._acmeUrls = urls;
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if (accountId) {
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if (args.debug) {
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console.log('[LE] use account');
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}
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args.accountId = accountId;
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return Accounts.getAccount(args, handlers);
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} else {
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if (args.debug) {
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console.log('[LE] create account');
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}
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return Accounts.createAccount(args, handlers);
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}
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});
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}).then(function (account) {
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/*
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if (renewal.account !== account) {
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// the account has become corrupt, re-register
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return;
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}
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*/
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if (args.debug) {
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console.log('[LE] created account');
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}
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return account;
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});
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/*
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return fs.readdirAsync(accountsDir, function (nodes) {
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return PromiseA.all(nodes.map(function (node) {
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var reMd5 = /[a-f0-9]{32}/i;
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if (reMd5.test(node)) {
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}
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}));
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});
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*/
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}
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module.exports.create = function (defaults, handlers) {
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defaults.server = defaults.server || LE.liveServer;
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var wrapped = {
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registerAsync: function (args) {
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var copy;
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// TODO move these defaults elsewhere?
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//args.renewalDir = args.renewalDir || ':config/renewal/';
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args.renewalPath = args.renewalPath || ':config/renewal/:hostname.conf';
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// Note: the /directory is part of the server url and, as such, bleeds into the pathname
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// So :config/accounts/:server/directory is *incorrect*, but the following *is* correct:
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args.accountsDir = args.accountsDir || ':config/accounts/:server';
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copy = merge(args, defaults);
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tplCopy(copy);
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if (copy.debug) {
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console.log('[LE DEBUG] reg domains', args.domains);
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}
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var url = require('url');
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var acmeLocation = url.parse(copy.server);
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var acmeHostpath = path.join(acmeLocation.hostname, acmeLocation.pathname);
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copy.renewalPath = copy.renewalPath || path.join(copy.configDir, 'renewal', copy.domains[0] + '.conf');
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copy.accountsDir = copy.accountsDir || path.join(copy.configDir, 'accounts', acmeHostpath);
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return getOrCreateAcmeAccount(copy, defaults, handlers).then(function (account) {
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copy.account = account;
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return getOrCreateRenewal(copy).then(function (pyobj) {
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copy.pyobj = pyobj;
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return getOrCreateDomainCertificate(copy, defaults, handlers);
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});
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}).then(function (result) {
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return result;
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}, function (err) {
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console.error('[DEBUG le/lib/core.js] registeryAsync err');
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console.error(err && err.stack || err);
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return PromiseA.reject(err);
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});
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}
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, fetchAsync: function (args) {
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var copy = merge(args, defaults);
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tplCopy(copy);
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if (args.debug) {
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console.log('[LE DEBUG] fetch domains', copy);
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}
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return fetchFromConfigLiveDir(copy, defaults);
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}
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, configureAsync: function (hargs) {
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hargs.renewalPath = hargs.renewalPath || ':config/renewal/:hostname.conf';
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var copy = merge(hargs, defaults);
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tplCopy(copy);
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//console.log('[LE] configureAsync copy');
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//console.log(hargs);
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//console.log(copy);
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return getOrCreateAcmeAccount(copy, defaults, handlers).then(function (account) {
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copy.account = account;
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return getOrCreateRenewal(copy);
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});
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}
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, getConfigAsync: function (hargs) {
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hargs.renewalPath = hargs.renewalPath || ':config/renewal/:hostname.conf';
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hargs.domains = [];
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var copy = merge(hargs, defaults);
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tplCopy(copy);
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if (copy.debug) {
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console.log('[LE DEBUG] get configs', copy);
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}
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|
|
return readRenewalConfig(copy).then(function (pyobj) {
|
|
var exists = pyobj.checkpoints >= 0;
|
|
if (!exists) {
|
|
return null;
|
|
}
|
|
|
|
return pyobj;
|
|
});
|
|
}
|
|
, getConfigsAsync: function (hargs) {
|
|
hargs.renewalDir = hargs.renewalDir || ':config/renewal/';
|
|
hargs.renewalPath = hargs.renewalPath || ':config/renewal/:hostname.conf';
|
|
hargs.domains = [];
|
|
|
|
var copy = merge(hargs, defaults);
|
|
tplCopy(copy);
|
|
|
|
if (copy.debug) {
|
|
console.log('[LE DEBUG] get configs', copy);
|
|
}
|
|
|
|
return fs.readdirAsync(copy.renewalDir).then(function (nodes) {
|
|
nodes = nodes.filter(function (node) {
|
|
return /^[a-z0-9]+.*\.conf$/.test(node);
|
|
});
|
|
|
|
return PromiseA.all(nodes.map(function (node) {
|
|
copy.domains = [node.replace(/\.conf$/, '')];
|
|
return wrapped.getConfigAsync(copy);
|
|
}));
|
|
});
|
|
}
|
|
};
|
|
|
|
return wrapped;
|
|
};
|