/** * @description Certificate generator * @author Joko Sastriawan / Ylian Saint-Hilaire * @copyright Intel Corporation 2018-2020 * @license Apache-2.0 * @version v0.0.1 */ /*xjslint node: true */ /*xjslint plusplus: true */ /*xjslint maxlen: 256 */ /*jshint node: true */ /*jshint strict: false */ /*jshint esversion: 6 */ "use strict"; module.exports.CertificateOperations = function (parent) { var obj = {}; obj.parent = parent; obj.fs = require('fs'); obj.forge = require('node-forge'); obj.crypto = require('crypto'); obj.tls = require('tls'); obj.pki = obj.forge.pki; obj.dirExists = function (filePath) { try { return obj.fs.statSync(filePath).isDirectory(); } catch (err) { return false; } }; obj.getFilesizeInBytes = function (filename) { try { return obj.fs.statSync(filename).size; } catch (err) { return -1; } }; const TopLevelDomainExtendedSupport = { 'net': 2, 'com': 2, 'arpa': 3, 'org': 2, 'gov': 2, 'edu': 2, 'de': 2, 'fr': 3, 'cn': 3, 'nl': 3, 'br': 3, 'mx': 3, 'uk': 3, 'pl': 3, 'tw': 3, 'ca': 3, 'fi': 3, 'be': 3, 'ru': 3, 'se': 3, 'ch': 2, 'dk': 2, 'ar': 3, 'es': 3, 'no': 3, 'at': 3, 'in': 3, 'tr': 3, 'cz': 2, 'ro': 3, 'hu': 3, 'nz': 3, 'pt': 3, 'il': 3, 'gr': 3, 'co': 3, 'ie': 3, 'za': 3, 'th': 3, 'sg': 3, 'hk': 3, 'cl': 2, 'lt': 3, 'id': 3, 'hr': 3, 'ee': 3, 'bg': 3, 'ua': 2 }; // Sign a Intel AMT ACM activation request obj.signAcmRequest = function (domain, request, user, pass, ipport, nodeid, meshid, computerName, agentId) { if ((domain == null) || (domain.amtacmactivation == null) || (domain.amtacmactivation.certs == null) || (request == null) || (request.nonce == null) || (request.realm == null) || (request.fqdn == null) || (request.hash == null)) return { 'action': 'acmactivate', 'error': 1, 'errorText': 'Invalid arguments' }; if (parent.common.validateString(request.nonce, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid nonce argument." }; if (parent.common.validateString(request.realm, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid realm argument." }; if (parent.common.validateString(request.fqdn, 4, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid FQDN argument." }; if (parent.common.validateString(request.hash, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid hash argument." }; if (parent.common.validateString(request.uuid, 36, 36) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid UUID argument." }; // Look for the signing certificate var signkey = null, certChain = null, hashAlgo = null, certIndex = null; for (var i in domain.amtacmactivation.certs) { const certEntry = domain.amtacmactivation.certs[i]; if ((certEntry.sha256 == request.hash) && ((certEntry.cn == '*') || (certEntry.cn == request.fqdn))) { hashAlgo = 'sha256'; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; } if ((certEntry.sha1 == request.hash) && ((certEntry.cn == '*') || (certEntry.cn == request.fqdn))) { hashAlgo = 'sha1'; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; } } if (signkey == null) return { 'action': 'acmactivate', 'error': 2, 'errorText': "No signing certificate found." }; // Did not find a match. // If the matching certificate our wildcard root cert, we can use the root to match any FQDN if (domain.amtacmactivation.certs[certIndex].cn == '*') { // Create a leaf certificate that matches the FQDN we want // TODO: This is an expensive operation, work on ways to pre-generate or cache this leaf certificate. var rootcert = { cert: domain.amtacmactivation.certs[certIndex].rootcert, key: obj.pki.privateKeyFromPem(domain.amtacmactivation.certs[certIndex].key) }; var leafcert = obj.IssueWebServerCertificate(rootcert, false, request.fqdn, 'mc', 'Intel(R) Client Setup Certificate', { serverAuth: true, '2.16.840.1.113741.1.2.3': true }, false); // Setup the certificate chain and key certChain = [pemToBase64(obj.pki.certificateToPem(leafcert.cert)), pemToBase64(obj.pki.certificateToPem(domain.amtacmactivation.certs[certIndex].rootcert))]; signkey = obj.pki.privateKeyToPem(leafcert.key); } // Setup both nonces, ready to be signed const mcNonce = Buffer.from(obj.crypto.randomBytes(20), 'binary'); const fwNonce = Buffer.from(request.nonce, 'base64'); // Sign the request var signature = null; try { var signer = obj.crypto.createSign(hashAlgo); signer.update(Buffer.concat([fwNonce, mcNonce])); signature = signer.sign(signkey, 'base64'); } catch (ex) { return { 'action': 'acmactivate', 'error': 4, 'errorText': "Unable to perform signature." }; } // Log the activation request, logging is a required step for activation. if (obj.logAmtActivation(domain, { time: new Date(), action: 'acmactivate', domain: domain.id, amtUuid: request.uuid, certHash: request.hash, hashType: hashAlgo, amtRealm: request.realm, amtFqdn: request.fqdn, user: user, password: pass, ipport: ipport, nodeid: nodeid, meshid: meshid, computerName: computerName, agentId: agentId, tag: request.tag, name: request.name }) == false) return { 'action': 'acmactivate', 'error': 5, 'errorText': "Unable to log operation." }; // Return the signature with the computed account password hash return { 'action': 'acmactivate', 'signature': signature, 'password': obj.crypto.createHash('md5').update(user + ':' + request.realm + ':' + pass).digest('hex'), 'nonce': mcNonce.toString('base64'), 'certs': certChain }; } // Remove the PEM header, footer and carriage returns so we only have the Base64 DER. function pemToBase64(pem) { return pem.split('-----BEGIN CERTIFICATE-----').join('').split('-----END CERTIFICATE-----').join('').split('\r\n').join(''); } // Log the Intel AMT activation operation in the domain log obj.logAmtActivation = function (domain, x) { if (x == null) return true; var logpath = null; if ((domain.amtacmactivation == null) || (domain.amtacmactivation.log == null) || (typeof domain.amtacmactivation.log != 'string')) { if (domain.id == '') { logpath = parent.path.join(obj.parent.datapath, 'amtactivation.log'); } else { logpath = parent.path.join(obj.parent.datapath, 'amtactivation-' + domain.id + '.log'); } } else { if ((domain.amtacmactivation.log.length >= 2) && ((domain.amtacmactivation.log[0] == '/') || (domain.amtacmactivation.log[1] == ':'))) { logpath = domain.amtacmactivation.log; } else { logpath = parent.path.join(obj.parent.datapath, domain.amtacmactivation.log); } } try { obj.fs.appendFileSync(logpath, JSON.stringify(x) + '\r\n'); } catch (ex) { console.log(ex); return false; } return true; } // Load Intel AMT ACM activation certificates obj.loadIntelAmtAcmCerts = function (amtacmactivation) { if (amtacmactivation == null) return; var acmCerts = [], acmmatch = []; if (amtacmactivation.certs != null) { for (var j in amtacmactivation.certs) { var acmconfig = amtacmactivation.certs[j], r = null; if ((typeof acmconfig.certpfx == 'string') && (typeof acmconfig.certpfxpass == 'string')) { // P12 format, certpfx and certpfxpass try { r = obj.loadPfxCertificate(obj.parent.path.join(obj.parent.datapath, acmconfig.certpfx), acmconfig.certpfxpass); } catch (ex) { console.log(ex); } if ((r == null) || (r.certs == null) || (r.keys == null) || (r.certs.length < 2) || (r.keys.length != 1)) continue; } else if ((typeof acmconfig.certfiles == 'object') && (typeof acmconfig.keyfile == 'string')) { // PEM format, certfiles and keyfile r = { certs: [], keys: [] }; for (var k in acmconfig.certfiles) { r.certs.push(obj.pki.certificateFromPem(obj.fs.readFileSync(obj.parent.path.join(obj.parent.datapath, acmconfig.certfiles[k])))); } r.keys.push(obj.pki.privateKeyFromPem(obj.fs.readFileSync(obj.parent.path.join(obj.parent.datapath, acmconfig.keyfile)))); if ((r.certs.length < 2) || (r.keys.length != 1)) continue; } // Reorder the certificates from leaf to root. var orderedCerts = [], or = [], currenthash = null, orderingError = false;; while ((orderingError == false) && (orderedCerts.length < r.certs.length)) { orderingError = true; for (var k in r.certs) { if (((currenthash == null) && (r.certs[k].subject.hash == r.certs[k].issuer.hash)) || ((r.certs[k].issuer.hash == currenthash) && (r.certs[k].subject.hash != r.certs[k].issuer.hash))) { currenthash = r.certs[k].subject.hash; orderedCerts.unshift(Buffer.from(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(r.certs[k])).data, 'binary').toString('base64')); or.unshift(r.certs[k]); orderingError = false; } } } if (orderingError == true) continue; r.certs = or; /* // Debug: Display all certs & key as PEM for (var k in r.certs) { var cn = r.certs[k].subject.getField('CN'); if (cn != null) { console.log(cn.value + '\r\n' + obj.pki.certificateToPem(r.certs[k])); } else { console.log(obj.pki.certificateToPem(r.certs[k])); } } console.log(obj.pki.privateKeyToPem(r.keys[0])); */ // Check if the right OU or OID is present for Intel AMT activation var validActivationCert = false; for (var k in r.certs[0].extensions) { if (r.certs[0].extensions[k]['2.16.840.1.113741.1.2.3'] == true) { validActivationCert = true; } } var orgName = r.certs[0].subject.getField('OU'); if ((orgName != null) && (orgName.value == 'Intel(R) Client Setup Certificate')) { validActivationCert = true; } if (validActivationCert == false) continue; // Compute the SHA256 and SHA1 hashes of the root certificate for (var k in r.certs) { if (r.certs[k].subject.hash != r.certs[k].issuer.hash) continue; const certdata = obj.forge.asn1.toDer(obj.pki.certificateToAsn1(r.certs[k])).data; var md = obj.forge.md.sha256.create(); md.update(certdata); acmconfig.sha256 = Buffer.from(md.digest().getBytes(), 'binary').toString('hex'); md = obj.forge.md.sha1.create(); md.update(certdata); acmconfig.sha1 = Buffer.from(md.digest().getBytes(), 'binary').toString('hex'); } if ((acmconfig.sha1 == null) || (acmconfig.sha256 == null)) continue; // Get the certificate common name var certCommonName = r.certs[0].subject.getField('CN'); if (certCommonName == null) continue; var certCommonNameSplit = certCommonName.value.split('.'); var topLevel = certCommonNameSplit[certCommonNameSplit.length - 1].toLowerCase(); var topLevelNum = TopLevelDomainExtendedSupport[topLevel]; if (topLevelNum != null) { while (certCommonNameSplit.length > topLevelNum) { certCommonNameSplit.shift(); } acmconfig.cn = certCommonNameSplit.join('.'); } else { acmconfig.cn = certCommonName.value; } delete acmconfig.cert; delete acmconfig.certpass; acmconfig.certs = orderedCerts; acmconfig.key = obj.pki.privateKeyToPem(r.keys[0]); acmCerts.push(acmconfig); acmmatch.push({ sha256: acmconfig.sha256, sha1: acmconfig.sha1, cn: acmconfig.cn }); } } amtacmactivation.acmmatch = acmmatch; amtacmactivation.certs = acmCerts; // Add the MeshCentral root cert as a possible activation cert if (obj.parent.certificates.root) { var x1 = obj.parent.certificates.root.cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = obj.parent.certificates.root.cert.indexOf('-----END CERTIFICATE-----'); if ((x1 >= 0) && (x2 > x1)) { var sha256 = obj.crypto.createHash('sha256').update(Buffer.from(obj.parent.certificates.root.cert.substring(x1 + 27, x2), 'base64')).digest('hex'); var sha1 = obj.crypto.createHash('sha1').update(Buffer.from(obj.parent.certificates.root.cert.substring(x1 + 27, x2), 'base64')).digest('hex'); amtacmactivation.certs.push({ 'sha256': sha256, 'sha1': sha1, 'cn': '*', rootcert: obj.pki.certificateFromPem(obj.parent.certificates.root.cert), key: obj.parent.certificates.root.key }); amtacmactivation.acmmatch.push({ 'sha256': sha256, 'sha1': sha1, 'cn': '*' }); } } } // Get the setup.bin file obj.GetSetupBinFile = function (amtacmactivation, oldmebxpass, newmebxpass, domain, user) { // Create a setup.bin file for our own root cert // Get the wiadcard certificate hash var wildcardCertSha256 = null; for (var i = 0; i < amtacmactivation.acmmatch.length; i++) { if (amtacmactivation.acmmatch[i].cn == '*') { wildcardCertSha256 = amtacmactivation.acmmatch[i].sha256; } } // Create the Setup.bin stack const AmtSetupBinStack = require('./amt/amt-setupbin')(); var setupbin = AmtSetupBinStack.AmtSetupBinCreate(3, 1); // Version 3, 1 = Records will not be consumed. var certRootName = 'MeshCentral'; // Create a new record var r = {}; r.typeIdentifier = 1; r.flags = 1; // Valid, unscrambled record. r.chunkCount = 0; r.headerByteCount = 0; r.number = 0; r.variables = []; setupbin.records.push(r); // Create "Current MEBx Password" variable var v = {}; v.moduleid = 1; v.varid = 1; v.length = -1; v.value = oldmebxpass; setupbin.records[0].variables.push(v); // Create "New MEBx Password" variable v = {}; v.moduleid = 1; v.varid = 2; v.length = -1; v.value = newmebxpass; setupbin.records[0].variables.push(v); // Create "User Defined Certificate Addition" variable v = {}; v.moduleid = 2; v.varid = 8; v.length = -1; v.value = String.fromCharCode(2) + Buffer.from(wildcardCertSha256, 'hex').toString('binary') + String.fromCharCode(certRootName.length) + certRootName; // 2 = SHA256 hash type setupbin.records[0].variables.push(v); // Create "PKI DNS Suffix" variable v = {}; v.moduleid = 2; v.varid = 3; v.length = -1; v.value = 'rootcert.meshcentral.com'; setupbin.records[0].variables.push(v); /* // Create "ME Provision Halt Active" variable v = {}; v.moduleid = 2; v.varid = 28; v.length = -1; v.value = 1; setupbin.records[0].variables.push(v); */ // Write to log file obj.logAmtActivation(domain, { time: new Date(), action: 'setupbin', domain: domain.id, userid: user._id, oldmebx: oldmebxpass, newmebx: newmebxpass, rootname: certRootName, hash: wildcardCertSha256, dns: 'rootcert.meshcentral.com' }); // Encode the setup.bin file return AmtSetupBinStack.AmtSetupBinEncode(setupbin); } // Return the certificate of the remote HTTPS server obj.loadPfxCertificate = function (filename, password) { var r = { certs: [], keys: [] }; var pfxb64 = Buffer.from(obj.fs.readFileSync(filename)).toString('base64'); var pfx = obj.forge.pkcs12.pkcs12FromAsn1(obj.forge.asn1.fromDer(obj.forge.util.decode64(pfxb64)), true, password); // Get the certs from certbags var bags = pfx.getBags({ bagType: obj.forge.pki.oids.certBag }); for (var i = 0; i < bags[obj.forge.pki.oids.certBag].length; i++) { r.certs.push(bags[obj.forge.pki.oids.certBag][i].cert); } // Get shrouded key from key bags bags = pfx.getBags({ bagType: obj.forge.pki.oids.pkcs8ShroudedKeyBag }); for (var i = 0; i < bags[obj.forge.pki.oids.pkcs8ShroudedKeyBag].length; i++) { r.keys.push(bags[obj.forge.pki.oids.pkcs8ShroudedKeyBag][i].key); } return r; } // Return the certificate of the remote HTTPS server obj.loadCertificate = function (url, hostname, tag, func) { const u = require('url').parse(url); if (u.protocol == 'https:') { // Read the certificate from HTTPS if (hostname == null) { hostname = u.hostname; } parent.debug('cert', "loadCertificate() - Loading certificate from " + u.hostname + ":" + (u.port ? u.port : 443) + ", Hostname: " + hostname + "..."); const tlssocket = obj.tls.connect((u.port ? u.port : 443), u.hostname, { servername: hostname, rejectUnauthorized: false }, function () { this.xxcert = this.getPeerCertificate(); parent.debug('cert', "loadCertificate() - TLS connected, " + ((this.xxcert != null) ? "got certificate." : "no certificate.")); try { this.destroy(); } catch (ex) { } this.xxfunc(this.xxurl, (this.xxcert == null)?null:(this.xxcert.raw.toString('binary')), hostname, this.xxtag); }); tlssocket.xxurl = url; tlssocket.xxfunc = func; tlssocket.xxtag = tag; tlssocket.on('error', function (error) { try { this.destroy(); } catch (ex) { } parent.debug('cert', "loadCertificate() - TLS error: " + error); this.xxfunc(this.xxurl, null, hostname, this.xxtag); }); } else if (u.protocol == 'file:') { // Read the certificate from a file obj.fs.readFile(url.substring(7), 'utf8', function (err, data) { if (err) { func(url, null, tag); return; } var x1 = data.indexOf('-----BEGIN CERTIFICATE-----'), x2 = data.indexOf('-----END CERTIFICATE-----'); if ((x1 >= 0) && (x2 > x1)) { func(url, Buffer.from(data.substring(x1 + 27, x2), 'base64').toString('binary'), hostname, tag); } else { func(url, data, hostname, tag); } }); } else { func(url, null, hostname, tag); } }; // Check if a configuration file exists obj.fileExists = function (filename) { if ((parent.configurationFiles != null) && (parent.configurationFiles[filename] != null)) { return true; } var filePath = parent.getConfigFilePath(filename); try { return obj.fs.statSync(filePath).isFile(); } catch (err) { return false; } }; // Load a configuration file obj.fileLoad = function (filename, encoding) { if ((parent.configurationFiles != null) && (parent.configurationFiles[filename] != null)) { if (typeof parent.configurationFiles[filename] == 'string') { return fixEndOfLines(parent.configurationFiles[filename]); } return fixEndOfLines(parent.configurationFiles[filename].toString()); } else { return fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath(filename), encoding)); } } // Return the SHA384 hash of the certificate public key obj.getPublicKeyHash = function (cert) { var publickey = obj.pki.certificateFromPem(cert).publicKey; return obj.pki.getPublicKeyFingerprint(publickey, { encoding: 'hex', md: obj.forge.md.sha384.create() }); }; // Return the SHA384 hash of the certificate, return hex obj.getCertHashSha1 = function (cert) { try { var md = obj.forge.md.sha1.create(); md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes()); return md.digest().toHex(); } catch (ex) { // If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----'); if ((x1 >= 0) && (x2 > x1)) { return obj.crypto.createHash('sha1').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('hex'); } else { console.log("ERROR: Unable to decode certificate."); return null; } } }; // Return the SHA384 hash of the certificate, return hex obj.getCertHash = function (cert) { try { var md = obj.forge.md.sha384.create(); md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes()); return md.digest().toHex(); } catch (ex) { // If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----'); if ((x1 >= 0) && (x2 > x1)) { return obj.crypto.createHash('sha384').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('hex'); } else { console.log("ERROR: Unable to decode certificate."); return null; } } }; // Return the SHA384 hash of the certificate public key obj.getPublicKeyHashBinary = function (cert) { var publickey = obj.pki.certificateFromPem(cert).publicKey; return obj.pki.getPublicKeyFingerprint(publickey, { encoding: 'binary', md: obj.forge.md.sha384.create() }); }; // Return the SHA384 hash of the certificate, return binary obj.getCertHashBinary = function (cert) { try { // If this is a RSA certificate, we can use Forge to hash the ASN1 var md = obj.forge.md.sha384.create(); md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes()); return md.digest().getBytes(); } catch (ex) { // If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----'); if ((x1 >= 0) && (x2 > x1)) { return obj.crypto.createHash('sha384').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('binary'); } else { console.log("ERROR: Unable to decode certificate."); return null; } } }; // Create a self-signed certificate obj.GenerateRootCertificate = function (addThumbPrintToName, commonName, country, organization, strong) { var keys = obj.pki.rsa.generateKeyPair({ bits: (strong == true) ? 3072 : 2048, e: 0x10001 }); var cert = obj.pki.createCertificate(); cert.publicKey = keys.publicKey; cert.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0); cert.validity.notBefore = new Date(2018, 0, 1); cert.validity.notAfter = new Date(2049, 11, 31); if (addThumbPrintToName === true) { commonName += '-' + obj.pki.getPublicKeyFingerprint(cert.publicKey, { encoding: 'hex' }).substring(0, 6); } if (country == null) { country = "unknown"; } if (organization == null) { organization = "unknown"; } var attrs = [{ name: 'commonName', value: commonName }, { name: 'organizationName', value: organization }, { name: 'countryName', value: country }]; cert.setSubject(attrs); cert.setIssuer(attrs); // Create a root certificate //cert.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'nsCertType', sslCA: true, emailCA: true, objCA: true }, { name: 'subjectKeyIdentifier' }]); cert.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'subjectKeyIdentifier' }, { name: 'keyUsage', keyCertSign: true }]); cert.sign(keys.privateKey, obj.forge.md.sha384.create()); return { cert: cert, key: keys.privateKey }; }; // Issue a certificate from a root obj.IssueWebServerCertificate = function (rootcert, addThumbPrintToName, commonName, country, organization, extKeyUsage, strong) { var keys = obj.pki.rsa.generateKeyPair({ bits: (strong == true) ? 3072 : 2048, e: 0x10001 }); var cert = obj.pki.createCertificate(); cert.publicKey = keys.publicKey; cert.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0); cert.validity.notBefore = new Date(2018, 0, 1); cert.validity.notAfter = new Date(2049, 11, 31); if (addThumbPrintToName === true) { commonName += "-" + obj.pki.getPublicKeyFingerprint(cert.publicKey, { encoding: 'hex' }).substring(0, 6); } var attrs = [{ name: 'commonName', value: commonName }]; if (country != null) { attrs.push({ name: 'countryName', value: country }); } if (organization != null) { attrs.push({ name: 'organizationName', value: organization }); } cert.setSubject(attrs); cert.setIssuer(rootcert.cert.subject.attributes); if (extKeyUsage == null) { extKeyUsage = { name: 'extKeyUsage', serverAuth: true }; } else { extKeyUsage.name = 'extKeyUsage'; } //var extensions = [{ name: 'basicConstraints', cA: false }, { name: 'keyUsage', keyCertSign: true, digitalSignature: true, nonRepudiation: true, keyEncipherment: true, dataEncipherment: true }, extKeyUsage, { name: "nsCertType", client: false, server: true, email: false, objsign: false, sslCA: false, emailCA: false, objCA: false }, { name: "subjectKeyIdentifier" }]; var extensions = [{ name: 'basicConstraints', cA: false }, { name: 'keyUsage', keyCertSign: false, digitalSignature: true, nonRepudiation: false, keyEncipherment: true, dataEncipherment: (extKeyUsage.serverAuth !== true) }, extKeyUsage, { name: "subjectKeyIdentifier" }]; if (extKeyUsage.serverAuth === true) { // Set subjectAltName according to commonName parsing. // Ideally, we should let opportunity in given interface to set any type of altNames according to node_forge library // such as type 2, 6 and 7. (2 -> DNS, 6 -> URI, 7 -> IP) var altNames = []; // According to commonName parsing (IP or DNS), add URI and DNS and/or IP altNames if (require('net').isIP(commonName)) { // set both IP and DNS when commonName is an IP@ altNames.push({ type: 7, ip: commonName }); altNames.push({ type: 2, value: commonName }); } else { // set only DNS when commonName is a FQDN altNames.push({ type: 2, value: commonName }); } altNames.push({ type: 6, value: 'http://' + commonName + '/' }) // Add localhost stuff for easy testing on localhost ;) altNames.push({ type: 2, value: 'localhost' }); altNames.push({ type: 6, value: 'http://localhost/' }); altNames.push({ type: 7, ip: '127.0.0.1' }); extensions.push({ name: 'subjectAltName', altNames: altNames }); } cert.setExtensions(extensions); cert.sign(rootcert.key, obj.forge.md.sha384.create()); return { cert: cert, key: keys.privateKey }; }; // Make sure a string with Mac style CR endo of line is changed to Linux LF style. function fixEndOfLines(str) { if (typeof (str) != 'string') return str; // If this is not a string, do nothing. var i = str.indexOf('-----'); // Remove everything before "-----". if (i > 0) { str = str.substring(i); } // this solves problems with editors that save text file type indicators ahead of the text. if ((typeof(str) != 'string') || (str.indexOf('\n') > 0)) return str; // If there is a \n in the file, keep the file as-is. return str.split('\r').join('\n'); // If there is no \n, replace all \r with \n. } // Return true if the name is found in the certificates names, we support wildcard certificates obj.compareCertificateNames = function(certNames, name) { if (certNames == null) return false; if (certNames.indexOf(name.toLowerCase()) >= 0) return true; for (var i in certNames) { if ((certNames[i].startsWith('*.') == true) && (name.endsWith(certNames[i].substring(1)) == true)) { return true; } if (certNames[i].startsWith('http://*.') == true) { if (name.endsWith(certNames[i].substring(8)) == true) { return true; } if ((certNames[i].endsWith('/') == true) && (name.endsWith(certNames[i].substring(8, certNames[i].length - 1)) == true)) { return true; } } } return false; } // Return true if the certificate is valid obj.checkCertificate = function (pem, key) { var cert = null; try { cert = obj.pki.certificateFromPem(pem); } catch (ex) { return false; } // Unable to decode certificate if (cert.serialNumber == '') return false; // Empty serial number is not allowed. return true; } // Returns the web server TLS certificate and private key, if not present, create demonstration ones. obj.GetMeshServerCertificate = function (args, config, func) { var i = 0; var certargs = args.cert; var mpscertargs = args.mpscert; var strongCertificate = (args.fastcert ? false : true); var rcountmax = 4; var caindex = 1; var caok = false; var calist = []; var dnsname = null; // commonName, country, organization // If the certificates directory does not exist, create it. if (!obj.dirExists(parent.datapath)) { obj.fs.mkdirSync(parent.datapath); } var r = {}; var rcount = 0; // If the root certificate already exist, load it if (obj.fileExists('root-cert-public.crt') && obj.fileExists('root-cert-private.key')) { var rootCertificate = obj.fileLoad('root-cert-public.crt', 'utf8'); var rootPrivateKey = obj.fileLoad('root-cert-private.key', 'utf8'); r.root = { cert: rootCertificate, key: rootPrivateKey }; rcount++; // Check if the root certificate has the "Certificate Signing (04)" Key usage. // This option is required for newer versions of Intel AMT for CIRA/WS-EVENTS. var xroot = obj.pki.certificateFromPem(rootCertificate); var xext = xroot.getExtension('keyUsage'); if ((xext == null) || (xext.keyCertSign !== true) || (xroot.serialNumber == '')) { // We need to fix this certificate obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-public-backup.crt'), rootCertificate); if (xroot.serialNumber == '') { console.log("Fixing root certificate to add serial number..."); xroot.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0); } if ((xext == null) || (xext.keyCertSign !== true)) { console.log("Fixing root certificate to add signing key usage..."); xroot.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'subjectKeyIdentifier' }, { name: 'keyUsage', keyCertSign: true }]); } var xrootPrivateKey = obj.pki.privateKeyFromPem(rootPrivateKey); xroot.sign(xrootPrivateKey, obj.forge.md.sha384.create()); r.root.cert = obj.pki.certificateToPem(xroot); try { obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-public.crt'), r.root.cert); } catch (ex) { } } } // If web certificate exist, load it as default. This is useful for agent-only port. Load both certificate and private key if (obj.fileExists('webserver-cert-public.crt') && obj.fileExists('webserver-cert-private.key')) { r.webdefault = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.fileLoad('webserver-cert-private.key', 'utf8') }; if (obj.checkCertificate(r.webdefault.cert, r.webdefault.key) == false) { delete r.webdefault; } } if (args.tlsoffload) { // If the web certificate already exist, load it. Load just the certificate since we are in TLS offload situation if (obj.fileExists('webserver-cert-public.crt')) { r.web = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8') }; if (obj.checkCertificate(r.web.cert, null) == false) { delete r.web; } else { rcount++; } } } else { // If the web certificate already exist, load it. Load both certificate and private key if (obj.fileExists('webserver-cert-public.crt') && obj.fileExists('webserver-cert-private.key')) { r.web = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.fileLoad('webserver-cert-private.key', 'utf8') }; if (obj.checkCertificate(r.web.cert, r.web.key) == false) { delete r.web; } else { rcount++; } } } // If the mps certificate already exist, load it if (obj.fileExists('mpsserver-cert-public.crt') && obj.fileExists('mpsserver-cert-private.key')) { r.mps = { cert: obj.fileLoad('mpsserver-cert-public.crt', 'utf8'), key: obj.fileLoad('mpsserver-cert-private.key', 'utf8') }; if (obj.checkCertificate(r.mps.cert, r.mps.key) == false) { delete r.mps; } else { rcount++; } } // If the agent certificate already exist, load it if (obj.fileExists("agentserver-cert-public.crt") && obj.fileExists("agentserver-cert-private.key")) { r.agent = { cert: obj.fileLoad("agentserver-cert-public.crt", 'utf8'), key: obj.fileLoad("agentserver-cert-private.key", 'utf8') }; if (obj.checkCertificate(r.agent.cert, r.agent.key) == false) { delete r.agent; } else { rcount++; } } // If the swarm server certificate exist, load it (This is an optional certificate) if (obj.fileExists('swarmserver-cert-public.crt') && obj.fileExists('swarmserver-cert-private.key')) { r.swarmserver = { cert: obj.fileLoad('swarmserver-cert-public.crt', 'utf8'), key: obj.fileLoad('swarmserver-cert-private.key', 'utf8') }; if (obj.checkCertificate(r.swarmserver.cert, r.swarmserver.key) == false) { delete r.swarmserver; } } // If the swarm server root certificate exist, load it (This is an optional certificate) if (obj.fileExists('swarmserverroot-cert-public.crt')) { r.swarmserverroot = { cert: obj.fileLoad('swarmserverroot-cert-public.crt', 'utf8') }; if (obj.checkCertificate(r.swarmserverroot.cert, null) == false) { delete r.swarmserverroot; } } // If CA certificates are present, load them do { caok = false; if (obj.fileExists('webserver-cert-chain' + caindex + '.crt')) { calist.push(obj.fileLoad('webserver-cert-chain' + caindex + '.crt', 'utf8')); caok = true; } caindex++; } while (caok === true); if (r.web != null) { r.web.ca = calist; } // Decode certificate arguments var commonName = 'un-configured'; var country = null; var organization = null; var forceWebCertGen = 0; var forceMpsCertGen = 0; if (certargs != undefined) { var xargs = certargs.split(','); if (xargs.length > 0) { commonName = xargs[0]; } if (xargs.length > 1) { country = xargs[1]; } if (xargs.length > 2) { organization = xargs[2]; } } // Decode MPS certificate arguments, this is for the Intel AMT CIRA server var mpsCommonName = ((config.settings != null) && (typeof config.settings.mpsaliashost == 'string')) ? config.settings.mpsaliashost : commonName; var mpsCountry = country; var mpsOrganization = organization; if (mpscertargs !== undefined) { var xxargs = mpscertargs.split(','); if (xxargs.length > 0) { mpsCommonName = xxargs[0]; } if (xxargs.length > 1) { mpsCountry = xxargs[1]; } if (xxargs.length > 2) { mpsOrganization = xxargs[2]; } } if (rcount === rcountmax) { // Fetch the certificates names for the main certificate r.AmtMpsName = obj.pki.certificateFromPem(r.mps.cert).subject.getField('CN').value; var webCertificate = obj.pki.certificateFromPem(r.web.cert); r.WebIssuer = webCertificate.issuer.getField('CN').value; if (commonName == 'un-configured') { // If the "cert" name is not set, try to use the certificate CN instead (ok if the certificate is not wildcard). commonName = webCertificate.subject.getField('CN').value; if (commonName.startsWith('*.')) { console.log("ERROR: Must specify a server full domain name in Config.json->Settings->Cert when using a wildcard certificate."); process.exit(0); return; } } r.CommonName = commonName; r.CommonNames = [commonName.toLowerCase()]; var altNames = webCertificate.getExtension('subjectAltName'); if (altNames) { for (i = 0; i < altNames.altNames.length; i++) { var acn = altNames.altNames[i].value.toLowerCase(); if (r.CommonNames.indexOf(acn) == -1) { r.CommonNames.push(acn); } } } var rootCertificate = obj.pki.certificateFromPem(r.root.cert); r.RootName = rootCertificate.subject.getField('CN').value; } // Look for domains that have DNS names and load their certificates r.dns = {}; for (i in config.domains) { if ((i != "") && (config.domains[i] != null) && (config.domains[i].dns != null)) { dnsname = config.domains[i].dns; // Check if this domain matches a parent wildcard cert, if so, use the parent cert. if (obj.compareCertificateNames(r.CommonNames, dnsname) == true) { r.dns[i] = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.fileLoad('webserver-cert-private.key', 'utf8') }; } else { if (args.tlsoffload) { // If the web certificate already exist, load it. Load just the certificate since we are in TLS offload situation if (obj.fileExists('webserver-' + i + '-cert-public.crt')) { r.dns[i] = { cert: obj.fileLoad('webserver-' + i + '-cert-public.crt', 'utf8') }; config.domains[i].certs = r.dns[i]; } else { console.log("WARNING: File \"webserver-" + i + "-cert-public.crt\" missing, domain \"" + i + "\" will not work correctly."); } } else { // If the web certificate already exist, load it. Load both certificate and private key if (obj.fileExists('webserver-' + i + '-cert-public.crt') && obj.fileExists('webserver-' + i + '-cert-private.key')) { r.dns[i] = { cert: obj.fileLoad('webserver-' + i + '-cert-public.crt', 'utf8'), key: obj.fileLoad('webserver-' + i + '-cert-private.key', 'utf8') }; config.domains[i].certs = r.dns[i]; // If CA certificates are present, load them caindex = 1; r.dns[i].ca = []; do { caok = false; if (obj.fileExists('webserver-' + i + '-cert-chain' + caindex + '.crt')) { r.dns[i].ca.push(obj.fileLoad('webserver-' + i + '-cert-chain' + caindex + '.crt', 'utf8')); caok = true; } caindex++; } while (caok === true); } else { rcountmax++; // This certificate must be generated } } } } } if (rcount === rcountmax) { if ((certargs == null) && (mpscertargs == null)) { if (func != undefined) { func(r); } return r; } // If no certificate arguments are given, keep the certificate var xcountry, xcountryField = webCertificate.subject.getField('C'); if (xcountryField != null) { xcountry = xcountryField.value; } var xorganization, xorganizationField = webCertificate.subject.getField('O'); if (xorganizationField != null) { xorganization = xorganizationField.value; } if (certargs == null) { commonName = r.CommonName; country = xcountry; organization = xorganization; } // Check if we have correct certificates if (obj.compareCertificateNames(r.CommonNames, commonName) == false) { forceWebCertGen = 1; } if (r.AmtMpsName != mpsCommonName) { forceMpsCertGen = 1; } // If the certificates matches what we want, use them. if ((forceWebCertGen == 0) && (forceMpsCertGen == 0)) { if (func !== undefined) { func(r); } return r; } } if (parent.configurationFiles != null) { console.log("Error: Vault/Database missing some certificates."); process.exit(0); return null; } console.log("Generating certificates, may take a few minutes..."); parent.updateServerState('state', 'generatingcertificates'); // If a certificate is missing, but web certificate is present and --cert is not used, set the names to be the same as the web certificate if ((certargs == null) && (r.web != null)) { var webCertificate = obj.pki.certificateFromPem(r.web.cert); commonName = webCertificate.subject.getField('CN').value; var xcountryField = webCertificate.subject.getField('C'); if (xcountryField != null) { country = xcountryField.value; } var xorganizationField = webCertificate.subject.getField('O'); if (xorganizationField != null) { organization = xorganizationField.value; } } var rootCertAndKey, rootCertificate, rootPrivateKey, rootName; if (r.root == null) { // If the root certificate does not exist, create one console.log("Generating root certificate..."); rootCertAndKey = obj.GenerateRootCertificate(true, 'MeshCentralRoot', null, null, strongCertificate); rootCertificate = obj.pki.certificateToPem(rootCertAndKey.cert); rootPrivateKey = obj.pki.privateKeyToPem(rootCertAndKey.key); obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-public.crt'), rootCertificate); obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-private.key'), rootPrivateKey); } else { // Keep the root certificate we have rootCertAndKey = { cert: obj.pki.certificateFromPem(r.root.cert), key: obj.pki.privateKeyFromPem(r.root.key) }; rootCertificate = r.root.cert; rootPrivateKey = r.root.key; } var rootName = rootCertAndKey.cert.subject.getField('CN').value; // If the web certificate does not exist, create one var webCertAndKey, webCertificate, webPrivateKey; if ((r.web == null) || (forceWebCertGen == 1)) { console.log("Generating HTTPS certificate..."); webCertAndKey = obj.IssueWebServerCertificate(rootCertAndKey, false, commonName, country, organization, null, strongCertificate); webCertificate = obj.pki.certificateToPem(webCertAndKey.cert); webPrivateKey = obj.pki.privateKeyToPem(webCertAndKey.key); obj.fs.writeFileSync(parent.getConfigFilePath('webserver-cert-public.crt'), webCertificate); obj.fs.writeFileSync(parent.getConfigFilePath('webserver-cert-private.key'), webPrivateKey); } else { // Keep the console certificate we have if (args.tlsoffload) { webCertAndKey = { cert: obj.pki.certificateFromPem(r.web.cert) }; webCertificate = r.web.cert; } else { webCertAndKey = { cert: obj.pki.certificateFromPem(r.web.cert), key: obj.pki.privateKeyFromPem(r.web.key) }; webCertificate = r.web.cert; webPrivateKey = r.web.key; } } var webIssuer = webCertAndKey.cert.issuer.getField('CN').value; // If the mesh agent server certificate does not exist, create one var agentCertAndKey, agentCertificate, agentPrivateKey; if (r.agent == null) { console.log("Generating MeshAgent certificate..."); agentCertAndKey = obj.IssueWebServerCertificate(rootCertAndKey, true, 'MeshCentralAgentServer', country, organization, { }, strongCertificate); agentCertificate = obj.pki.certificateToPem(agentCertAndKey.cert); agentPrivateKey = obj.pki.privateKeyToPem(agentCertAndKey.key); obj.fs.writeFileSync(parent.getConfigFilePath('agentserver-cert-public.crt'), agentCertificate); obj.fs.writeFileSync(parent.getConfigFilePath('agentserver-cert-private.key'), agentPrivateKey); } else { // Keep the mesh agent server certificate we have agentCertAndKey = { cert: obj.pki.certificateFromPem(r.agent.cert), key: obj.pki.privateKeyFromPem(r.agent.key) }; agentCertificate = r.agent.cert; agentPrivateKey = r.agent.key; } // If the Intel AMT MPS certificate does not exist, create one var mpsCertAndKey, mpsCertificate, mpsPrivateKey; if ((r.mps == null) || (forceMpsCertGen == 1)) { console.log("Generating Intel AMT MPS certificate..."); mpsCertAndKey = obj.IssueWebServerCertificate(rootCertAndKey, false, mpsCommonName, mpsCountry, mpsOrganization, null, false); mpsCertificate = obj.pki.certificateToPem(mpsCertAndKey.cert); mpsPrivateKey = obj.pki.privateKeyToPem(mpsCertAndKey.key); obj.fs.writeFileSync(parent.getConfigFilePath('mpsserver-cert-public.crt'), mpsCertificate); obj.fs.writeFileSync(parent.getConfigFilePath('mpsserver-cert-private.key'), mpsPrivateKey); } else { // Keep the console certificate we have mpsCertAndKey = { cert: obj.pki.certificateFromPem(r.mps.cert), key: obj.pki.privateKeyFromPem(r.mps.key) }; mpsCertificate = r.mps.cert; mpsPrivateKey = r.mps.key; } r = { root: { cert: rootCertificate, key: rootPrivateKey }, web: { cert: webCertificate, key: webPrivateKey, ca: [] }, webdefault: { cert: webCertificate, key: webPrivateKey, ca: [] }, mps: { cert: mpsCertificate, key: mpsPrivateKey }, agent: { cert: agentCertificate, key: agentPrivateKey }, ca: calist, CommonName: commonName, RootName: rootName, AmtMpsName: mpsCommonName, dns: {}, WebIssuer: webIssuer }; // Fetch the certificates names for the main certificate var webCertificate = obj.pki.certificateFromPem(r.web.cert); r.WebIssuer = webCertificate.issuer.getField('CN').value; r.CommonName = webCertificate.subject.getField('CN').value; if (r.CommonName.startsWith('*.')) { if (commonName.indexOf('.') == -1) { console.log("ERROR: Must specify a server full domain name in Config.json->Settings->Cert when using a wildcard certificate."); process.exit(0); return; } if (commonName.startsWith('*.')) { console.log("ERROR: Server can't use a wildcard name: " + commonName); process.exit(0); return; } r.CommonName = commonName; } r.CommonNames = [r.CommonName.toLowerCase()]; var altNames = webCertificate.getExtension('subjectAltName'); if (altNames) { for (i = 0; i < altNames.altNames.length; i++) { r.CommonNames.push(altNames.altNames[i].value.toLowerCase()); } } var rootCertificate = obj.pki.certificateFromPem(r.root.cert); r.RootName = rootCertificate.subject.getField('CN').value; // Look for domains with DNS names that have no certificates and generated them. for (i in config.domains) { if ((i != "") && (config.domains[i] != null) && (config.domains[i].dns != null)) { dnsname = config.domains[i].dns; // Check if this domain matches a parent wildcard cert, if so, use the parent cert. if (obj.compareCertificateNames(r.CommonNames, dnsname) == true) { r.dns[i] = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.fileLoad('webserver-cert-private.key', 'utf8') }; } else { if (!args.tlsoffload) { // If the web certificate does not exist, create it if ((obj.fileExists('webserver-' + i + '-cert-public.crt') === false) || (obj.fileExists('webserver-' + i + '-cert-private.key') === false)) { console.log('Generating HTTPS certificate for ' + i + '...'); var xwebCertAndKey = obj.IssueWebServerCertificate(rootCertAndKey, false, dnsname, country, organization, null, strongCertificate); var xwebCertificate = obj.pki.certificateToPem(xwebCertAndKey.cert); var xwebPrivateKey = obj.pki.privateKeyToPem(xwebCertAndKey.key); obj.fs.writeFileSync(parent.getConfigFilePath('webserver-' + i + '-cert-public.crt'), xwebCertificate); obj.fs.writeFileSync(parent.getConfigFilePath('webserver-' + i + '-cert-private.key'), xwebPrivateKey); r.dns[i] = { cert: xwebCertificate, key: xwebPrivateKey }; config.domains[i].certs = r.dns[i]; // If CA certificates are present, load them caindex = 1; r.dns[i].ca = []; do { caok = false; if (obj.fileExists('webserver-' + i + '-cert-chain' + caindex + '.crt')) { r.dns[i].ca.push(fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath('webserver-' + i + '-cert-chain' + caindex + '.crt'), 'utf8'))); caok = true; } caindex++; } while (caok === true); } } } } } // If the swarm server certificate exist, load it (This is an optional certificate) if (obj.fileExists('swarmserver-cert-public.crt') && obj.fileExists('swarmserver-cert-private.key')) { r.swarmserver = { cert: fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath('swarmserver-cert-public.crt'), 'utf8')), key: fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath("swarmserver-cert-private.key"), 'utf8')) }; } // If the swarm server root certificate exist, load it (This is an optional certificate) if (obj.fileExists('swarmserverroot-cert-public.crt')) { r.swarmserverroot = { cert: fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath('swarmserverroot-cert-public.crt'), 'utf8')) }; } // If CA certificates are present, load them if (r.web != null) { caindex = 1; r.web.ca = []; do { caok = false; if (obj.fileExists('webserver-cert-chain' + caindex + '.crt')) { r.web.ca.push(fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath('webserver-cert-chain' + caindex + '.crt'), 'utf8'))); caok = true; } caindex++; } while (caok === true); } if (func != undefined) { func(r); } return r; }; // Accelerators, used to dispatch work to other processes const fork = require('child_process').fork; const program = require('path').join(__dirname, 'meshaccelerator.js'); const acceleratorTotalCount = require('os').cpus().length; // TODO: Check if this accelerator can scale. var acceleratorCreateCount = acceleratorTotalCount; var freeAccelerators = []; var pendingAccelerator = []; obj.acceleratorCertStore = null; // Accelerator Stats var getAcceleratorFuncCalls = 0; var acceleratorStartFuncCall = 0; var acceleratorPerformSignatureFuncCall = 0; var acceleratorPerformSignaturePushFuncCall = 0; var acceleratorPerformSignatureRunFuncCall = 0; var acceleratorMessage = 0; var acceleratorMessageException = 0; var acceleratorMessageLastException = null; var acceleratorException = 0; var acceleratorLastException = null; // Get stats about the accelerators obj.getAcceleratorStats = function () { return { acceleratorTotalCount: acceleratorTotalCount, acceleratorCreateCount: acceleratorCreateCount, freeAccelerators: freeAccelerators.length, pendingAccelerator: pendingAccelerator.length, getAcceleratorFuncCalls: getAcceleratorFuncCalls, startFuncCall: acceleratorStartFuncCall, performSignatureFuncCall: acceleratorPerformSignatureFuncCall, performSignaturePushFuncCall: acceleratorPerformSignaturePushFuncCall, performSignatureRunFuncCall: acceleratorPerformSignatureRunFuncCall, message: acceleratorMessage, messageException: acceleratorMessageException, messageLastException: acceleratorMessageLastException, exception: acceleratorException, lastException: acceleratorLastException }; } // Create a new accelerator module obj.getAccelerator = function () { getAcceleratorFuncCalls++; if (obj.acceleratorCertStore == null) { return null; } if (freeAccelerators.length > 0) { return freeAccelerators.pop(); } if (acceleratorCreateCount > 0) { acceleratorCreateCount--; var accelerator = fork(program, [], { stdio: ['pipe', 'pipe', 'pipe', 'ipc'] }); accelerator.accid = acceleratorCreateCount; accelerator.on('message', function (message) { acceleratorMessage++; if (this.x.func) { this.x.func(this.x.tag, message); } delete this.x; if (pendingAccelerator.length > 0) { this.send(this.x = pendingAccelerator.shift()); } else { freeAccelerators.push(this); } }); accelerator.on('exit', function (code) { if (this.x) { pendingAccelerator.push(this.x); delete this.x; } acceleratorCreateCount++; if (pendingAccelerator.length > 0) { var acc = obj.getAccelerator(); acc.send(acc.x = pendingAccelerator.shift()); } }); accelerator.on('error', function (code) { }); // Not sure if somethign should be done here to help kill the process. accelerator.send({ action: 'setState', certs: obj.acceleratorCertStore }); return accelerator; } return null; }; // Set the state of the accelerators. This way, we don"t have to send certificate & keys to them each time. obj.acceleratorStart = function (certificates) { acceleratorStartFuncCall++; if (obj.acceleratorCertStore != null) { console.error("ERROR: Accelerators can only be started once."); return; } obj.acceleratorCertStore = [{ cert: certificates.agent.cert, key: certificates.agent.key }]; if (certificates.swarmserver != null) { obj.acceleratorCertStore.push({ cert: certificates.swarmserver.cert, key: certificates.swarmserver.key }); } }; // Perform any RSA signature, just pass in the private key and data. obj.acceleratorPerformSignature = function (privatekey, data, tag, func) { acceleratorPerformSignatureFuncCall++; if (acceleratorTotalCount <= 1) { // No accelerators available if (typeof privatekey == 'number') { privatekey = obj.acceleratorCertStore[privatekey].key; } const sign = obj.crypto.createSign('SHA384'); sign.end(Buffer.from(data, 'binary')); try { func(tag, sign.sign(privatekey).toString('binary')); } catch (ex) { acceleratorMessageException++; acceleratorMessageLastException = ex; } } else { var acc = obj.getAccelerator(); if (acc == null) { // Add to pending accelerator workload acceleratorPerformSignaturePushFuncCall++; pendingAccelerator.push({ action: 'sign', key: privatekey, data: data, tag: tag, func: func }); } else { // Send to accelerator now acceleratorPerformSignatureRunFuncCall++; acc.send(acc.x = { action: 'sign', key: privatekey, data: data, tag: tag, func: func }); } } }; // Perform any general operation obj.acceleratorPerformOperation = function (operation, data, tag, func) { if (acceleratorTotalCount <= 1) { // No accelerators available require(program).processMessage({ action: operation, data: data, tag: tag, func: func }); } else { var acc = obj.getAccelerator(); if (acc == null) { // Add to pending accelerator workload acceleratorPerformSignaturePushFuncCall++; pendingAccelerator.push({ action: operation, data: data, tag: tag, func: func }); } else { // Send to accelerator now acceleratorPerformSignatureRunFuncCall++; acc.send(acc.x = { action: operation, data: data, tag: tag, func: func }); } } }; return obj; };