1 package org.cacert.gigi.util;
4 import java.io.FileInputStream;
5 import java.io.FileNotFoundException;
6 import java.io.FileOutputStream;
7 import java.io.IOException;
8 import java.io.InputStream;
9 import java.io.InputStreamReader;
10 import java.io.PrintWriter;
11 import java.io.Reader;
12 import java.math.BigInteger;
13 import java.nio.file.Paths;
14 import java.security.GeneralSecurityException;
15 import java.security.KeyFactory;
16 import java.security.KeyPair;
17 import java.security.KeyPairGenerator;
18 import java.security.NoSuchAlgorithmException;
19 import java.security.PrivateKey;
20 import java.security.PublicKey;
21 import java.security.Signature;
22 import java.security.cert.CertificateFactory;
23 import java.security.cert.X509Certificate;
24 import java.security.spec.InvalidKeySpecException;
25 import java.security.spec.PKCS8EncodedKeySpec;
26 import java.sql.SQLException;
27 import java.sql.Timestamp;
28 import java.text.ParseException;
29 import java.text.SimpleDateFormat;
30 import java.util.Arrays;
31 import java.util.Base64;
32 import java.util.Calendar;
33 import java.util.Date;
34 import java.util.HashMap;
35 import java.util.LinkedList;
36 import java.util.List;
38 import java.util.Map.Entry;
39 import java.util.Properties;
40 import java.util.TimeZone;
42 import javax.security.auth.x500.X500Principal;
44 import org.cacert.gigi.crypto.SPKAC;
45 import org.cacert.gigi.database.DatabaseConnection;
46 import org.cacert.gigi.database.GigiPreparedStatement;
47 import org.cacert.gigi.database.GigiResultSet;
48 import org.cacert.gigi.dbObjects.Certificate;
49 import org.cacert.gigi.dbObjects.Certificate.CSRType;
50 import org.cacert.gigi.dbObjects.Certificate.SANType;
51 import org.cacert.gigi.dbObjects.Certificate.SubjectAlternateName;
52 import org.cacert.gigi.dbObjects.CertificateProfile;
53 import org.cacert.gigi.dbObjects.Digest;
54 import org.cacert.gigi.output.DateSelector;
56 import sun.security.pkcs10.PKCS10;
57 import sun.security.util.DerOutputStream;
58 import sun.security.util.DerValue;
59 import sun.security.util.ObjectIdentifier;
60 import sun.security.x509.AVA;
61 import sun.security.x509.AlgorithmId;
62 import sun.security.x509.GeneralNameInterface;
63 import sun.security.x509.RDN;
64 import sun.security.x509.X500Name;
66 public class SimpleSigner {
68 private static GigiPreparedStatement warnMail;
70 private static GigiPreparedStatement updateMail;
72 private static GigiPreparedStatement readyCerts;
74 private static GigiPreparedStatement getSANSs;
76 private static GigiPreparedStatement revoke;
78 private static GigiPreparedStatement revokeCompleted;
80 private static GigiPreparedStatement finishJob;
82 private static GigiPreparedStatement locateCA;
84 private static volatile boolean running = true;
86 private static Thread runner;
88 private static SimpleDateFormat sdf = new SimpleDateFormat("yyMMddHHmmss'Z'");
91 TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
92 sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
95 public static void main(String[] args) throws IOException, SQLException, InterruptedException {
98 KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
100 KeyPair kp = kpg.generateKeyPair();
101 X500Principal xp = new X500Principal(genX500Name(Certificate.buildDN("CN", "uiae")).getEncoded());
102 byte[] i = generateCert(kp.getPublic(), kp.getPrivate(), Certificate.buildDN("CN", "uiae"), xp, Arrays.<SubjectAlternateName>asList(), new Date(), new Date(System.currentTimeMillis() + 1000 * 60 * 60), Digest.SHA512, "clientAuth");
103 System.out.println(Base64.getMimeEncoder().encodeToString(i));
104 } catch (GeneralSecurityException e) {
109 Properties p = new Properties();
110 try (Reader reader = new InputStreamReader(new FileInputStream("config/gigi.properties"), "UTF-8")) {
113 DatabaseConnection.init(p);
118 public static void stopSigner() throws InterruptedException {
119 Thread capturedRunner;
120 synchronized (SimpleSigner.class) {
121 if (runner == null) {
122 throw new IllegalStateException("already stopped");
124 capturedRunner = runner;
126 SimpleSigner.class.notifyAll();
128 capturedRunner.join();
131 public synchronized static void runSigner() throws SQLException, IOException, InterruptedException {
132 if (runner != null) {
133 throw new IllegalStateException("already running");
136 readyCerts = DatabaseConnection.getInstance().prepare("SELECT certs.id AS id, certs.csr_name, jobs.id AS jobid, csr_type, md, `executeFrom`, `executeTo`, profile FROM jobs " + //
137 "INNER JOIN certs ON certs.id=jobs.`targetId` " + //
138 "INNER JOIN profiles ON profiles.id=certs.profile " + //
139 "WHERE jobs.state='open' "//
140 + "AND task='sign'");
142 getSANSs = DatabaseConnection.getInstance().prepare("SELECT contents, type FROM `subjectAlternativeNames` " + //
145 updateMail = DatabaseConnection.getInstance().prepare("UPDATE certs SET crt_name=?," + " created=NOW(), serial=?, caid=? WHERE id=?");
146 warnMail = DatabaseConnection.getInstance().prepare("UPDATE jobs SET warning=warning+1, state=IF(warning<3, 'open','error') WHERE id=?");
148 revoke = DatabaseConnection.getInstance().prepare("SELECT certs.id, certs.csr_name,jobs.id FROM jobs INNER JOIN certs ON jobs.`targetId`=certs.id" + " WHERE jobs.state='open' AND task='revoke'");
149 revokeCompleted = DatabaseConnection.getInstance().prepare("UPDATE certs SET revoked=NOW() WHERE id=?");
151 finishJob = DatabaseConnection.getInstance().prepare("UPDATE jobs SET state='done' WHERE id=?");
153 locateCA = DatabaseConnection.getInstance().prepare("SELECT id FROM cacerts WHERE keyname=?");
155 runner = new Thread() {
166 private synchronized static void work() {
169 } catch (IOException e2) {
170 e2.printStackTrace();
171 } catch (InterruptedException e2) {
172 e2.printStackTrace();
178 revokeCertificates();
180 SimpleSigner.class.wait(5000);
181 } catch (IOException e) {
183 } catch (SQLException e) {
185 } catch (InterruptedException e1) {
191 private static void revokeCertificates() throws SQLException, IOException, InterruptedException {
192 GigiResultSet rs = revoke.executeQuery();
193 boolean worked = false;
195 int id = rs.getInt(1);
196 File crt = KeyStorage.locateCrt(id);
198 System.out.println("Revoke faked: " + id);
199 revokeCompleted.setInt(1, id);
200 revokeCompleted.execute();
201 finishJob.setInt(1, rs.getInt(3));
209 private static void gencrl() throws IOException, InterruptedException {
213 String[] call = new String[] {
216 "../unassured.crt",//
218 "../unassured.key",//
223 "../unassured.crl",//
228 Process p1 = Runtime.getRuntime().exec(call, null, new File("keys/unassured.ca"));
229 if (p1.waitFor() != 0) {
230 System.out.println("Error while generating crl.");
234 private static int counter = 0;
236 private static void signCertificates() throws SQLException {
237 GigiResultSet rs = readyCerts.executeQuery();
239 Calendar c = Calendar.getInstance();
240 c.setTimeZone(TimeZone.getTimeZone("UTC"));
242 String csrname = rs.getString("csr_name");
243 int id = rs.getInt("id");
244 System.out.println("sign: " + csrname);
246 String csrType = rs.getString("csr_type");
247 CSRType ct = CSRType.valueOf(csrType);
248 File crt = KeyStorage.locateCrt(id);
250 Timestamp from = rs.getTimestamp("executeFrom");
251 String length = rs.getString("executeTo");
255 fromDate = new Date(System.currentTimeMillis());
257 fromDate = new Date(from.getTime());
259 if (length.endsWith("m") || length.endsWith("y")) {
260 String num = length.substring(0, length.length() - 1);
261 int inter = Integer.parseInt(num);
263 if (length.endsWith("m")) {
264 c.add(Calendar.MONTH, inter);
266 c.add(Calendar.YEAR, inter);
268 toDate = c.getTime();
270 toDate = DateSelector.getDateFormat().parse(length);
273 getSANSs.setInt(1, id);
274 GigiResultSet san = getSANSs.executeQuery();
276 LinkedList<SubjectAlternateName> altnames = new LinkedList<>();
278 altnames.add(new SubjectAlternateName(SANType.valueOf(san.getString("type").toUpperCase()), san.getString("contents")));
280 // TODO look them up!
281 // cfg.println("keyUsage=critical," +
282 // "digitalSignature, keyEncipherment, keyAgreement");
283 // cfg.println("extendedKeyUsage=critical," + "clientAuth");
286 int profile = rs.getInt("profile");
287 CertificateProfile cp = CertificateProfile.getById(profile);
288 String s = cp.getId() + "";
289 while (s.length() < 4) {
292 s += "-" + cp.getKeyName() + ".cfg";
293 Properties caP = new Properties();
294 try (FileInputStream inStream = new FileInputStream("signer/profiles/" + s)) {
297 String ca = caP.getProperty("ca") + "_2015_1";
299 HashMap<String, String> subj = new HashMap<>();
300 GigiPreparedStatement ps = DatabaseConnection.getInstance().prepare("SELECT name, value FROM `certAvas` WHERE `certId`=?");
301 ps.setInt(1, rs.getInt("id"));
302 GigiResultSet rs2 = ps.executeQuery();
304 String name = rs2.getString("name");
305 if (name.equals("EMAIL")) {
306 name = "emailAddress";
308 subj.put(name, rs2.getString("value"));
310 if (subj.size() == 0) {
311 subj.put("CN", "<empty>");
312 System.out.println("WARNING: DN was empty");
314 System.out.println(subj);
317 byte[] data = IOUtils.readURL(new FileInputStream(csrname));
318 if (ct == CSRType.SPKAC) {
319 String dt = new String(data, "UTF-8");
320 if (dt.startsWith("SPKAC=")) {
321 dt = dt.substring(6);
322 data = dt.getBytes("UTF-8");
323 System.out.println(dt);
325 SPKAC sp = new SPKAC(Base64.getDecoder().decode(data));
328 PKCS10 p10 = new PKCS10(PEM.decode("(NEW )?CERTIFICATE REQUEST", new String(data, "UTF-8")));
329 pk = p10.getSubjectPublicKeyInfo();
331 PrivateKey i = loadOpensslKey(new File("signer/ca/" + ca + "/ca.key"));
334 X509Certificate root = (X509Certificate) CertificateFactory.getInstance("X509").generateCertificate(new FileInputStream("signer/ca/" + ca + "/ca.crt"));
335 byte[] cert = generateCert(pk, i, subj, root.getSubjectX500Principal(), altnames, fromDate, toDate, Digest.valueOf(rs.getString("md").toUpperCase()), caP.getProperty("eku"));
336 PrintWriter out = new PrintWriter(crt);
337 out.println("-----BEGIN CERTIFICATE-----");
338 out.println(Base64.getMimeEncoder().encodeToString(cert));
339 out.println("-----END CERTIFICATE-----");
341 // synchronized (sdf) {
343 * call = new String[] { "openssl", "ca",// "-in", "../../" +
344 * csrname,// "-cert", "../" + ca + ".crt",// "-keyfile", "../"
345 * + ca + ".key",// "-out", "../../" + crt.getPath(),// "-utf8",
346 * "-startdate", sdf.format(fromDate),// "-enddate",
347 * sdf.format(toDate),// "-batch",// "-md",
348 * rs.getString("md"),// "-extfile", "../" + f.getName(),//
349 * "-subj", Certificate.stringifyDN(subj),// "-config",
350 * "../selfsign.config"// };
354 try (InputStream is = new FileInputStream(crt)) {
355 locateCA.setString(1, ca);
356 GigiResultSet caRs = locateCA.executeQuery();
358 throw new Error("ca " + ca + " was not found");
361 CertificateFactory cf = CertificateFactory.getInstance("X.509");
362 X509Certificate crtp = (X509Certificate) cf.generateCertificate(is);
363 BigInteger serial = crtp.getSerialNumber();
364 updateMail.setString(1, crt.getPath());
365 updateMail.setString(2, serial.toString(16));
366 updateMail.setInt(3, caRs.getInt("id"));
367 updateMail.setInt(4, id);
368 updateMail.execute();
370 finishJob.setInt(1, rs.getInt("jobid"));
372 System.out.println("signed: " + id);
376 } catch (GeneralSecurityException e) {
378 } catch (IOException e) {
380 } catch (ParseException e) {
383 System.out.println("Error with: " + id);
384 warnMail.setInt(1, rs.getInt("jobid"));
391 private static PrivateKey loadOpensslKey(File f) throws FileNotFoundException, IOException, InvalidKeySpecException, NoSuchAlgorithmException {
392 byte[] p8b = PEM.decode("RSA PRIVATE KEY", new String(IOUtils.readURL(new FileInputStream(f))));
393 DerOutputStream dos = new DerOutputStream();
395 new AlgorithmId(new ObjectIdentifier(new int[] {
396 1, 2, 840, 113549, 1, 1, 1
398 dos.putOctetString(p8b);
399 byte[] ctx = dos.toByteArray();
401 dos.write(DerValue.tag_Sequence, ctx);
402 PKCS8EncodedKeySpec p8 = new PKCS8EncodedKeySpec(dos.toByteArray());
403 PrivateKey i = KeyFactory.getInstance("RSA").generatePrivate(p8);
407 private static synchronized byte[] generateCert(PublicKey pk, PrivateKey prk, Map<String, String> subj, X500Principal issuer, List<SubjectAlternateName> altnames, Date fromDate, Date toDate, Digest digest, String eku) throws IOException, GeneralSecurityException {
408 File f = Paths.get("signer", "serial").toFile();
410 try (FileOutputStream fos = new FileOutputStream(f)) {
411 fos.write("1".getBytes("UTF-8"));
414 try (FileInputStream fr = new FileInputStream(f)) {
415 byte[] serial = IOUtils.readURL(fr);
416 BigInteger ser = new BigInteger(new String(serial).trim());
417 ser = ser.add(BigInteger.ONE);
419 PrintWriter pw = new PrintWriter(f);
422 if (digest != Digest.SHA256 && digest != Digest.SHA512) {
423 System.err.println("assuming sha256 either way ;-): " + digest);
424 digest = Digest.SHA256;
426 ObjectIdentifier sha512withrsa = new ObjectIdentifier(new int[] {
427 1, 2, 840, 113549, 1, 1, digest == Digest.SHA256 ? 11 : 13
429 AlgorithmId aid = new AlgorithmId(sha512withrsa);
430 Signature s = Signature.getInstance(digest == Digest.SHA256 ? "SHA256withRSA" : "SHA512withRSA");
432 DerOutputStream cert = new DerOutputStream();
433 DerOutputStream content = new DerOutputStream();
435 DerOutputStream version = new DerOutputStream();
436 version.putInteger(2); // v3
437 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 0), version);
439 content.putInteger(ser); // Serial
443 content.write(issuer.getEncoded());
446 DerOutputStream notAround = new DerOutputStream();
447 notAround.putUTCTime(fromDate);
448 notAround.putUTCTime(toDate);
449 content.write(DerValue.tag_Sequence, notAround);
453 X500Name xn = genX500Name(subj);
454 content.write(xn.getEncoded());
457 content.write(pk.getEncoded());
460 DerOutputStream extensions = new DerOutputStream();
462 addExtension(extensions, new ObjectIdentifier(new int[] {
464 }), generateSAN(altnames));
465 addExtension(extensions, new ObjectIdentifier(new int[] {
468 addExtension(extensions, new ObjectIdentifier(new int[] {
470 }), generateEKU(eku));
472 DerOutputStream extensionsSeq = new DerOutputStream();
473 extensionsSeq.write(DerValue.tag_Sequence, extensions);
474 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 3), extensionsSeq);
477 DerOutputStream contentSeq = new DerOutputStream();
479 contentSeq.write(DerValue.tag_Sequence, content.toByteArray());
482 s.update(contentSeq.toByteArray());
484 aid.encode(contentSeq);
485 contentSeq.putBitString(s.sign());
486 cert.write(DerValue.tag_Sequence, contentSeq);
488 // X509Certificate c = (X509Certificate)
489 // CertificateFactory.getInstance("X509").generateCertificate(new
490 // ByteArrayInputStream(cert.toByteArray()));
491 // c.verify(pk); only for self-signeds
493 return cert.toByteArray();
498 private static byte[] generateKU() throws IOException {
499 DerOutputStream dos = new DerOutputStream();
500 dos.putBitString(new byte[] {
503 return dos.toByteArray();
506 private static byte[] generateEKU(String eku) throws IOException {
508 DerOutputStream dos = new DerOutputStream();
509 for (String name : eku.split(",")) {
510 ObjectIdentifier oid;
513 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.1");
516 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.2");
519 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.3");
521 case "emailProtection":
522 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.4");
526 throw new Error(name);
530 byte[] data = dos.toByteArray();
532 dos.write(DerValue.tag_Sequence, data);
533 return dos.toByteArray();
536 private static X500Name genX500Name(Map<String, String> subj) throws IOException {
537 LinkedList<RDN> rdns = new LinkedList<>();
538 for (Entry<String, String> i : subj.entrySet()) {
542 return new X500Name(rdns.toArray(new RDN[rdns.size()]));
545 private static RDN genRDN(Entry<String, String> i) throws IOException {
546 DerOutputStream dos = new DerOutputStream();
547 dos.putUTF8String(i.getValue());
549 String key = i.getKey();
559 1, 2, 840, 113549, 1, 9, 1
588 throw new Error("unknown RDN-type: " + key);
590 RDN rdn = new RDN(new AVA(new ObjectIdentifier(oid), new DerValue(dos.toByteArray())));
594 private static void addExtension(DerOutputStream extensions, ObjectIdentifier oid, byte[] extContent) throws IOException {
595 DerOutputStream SANs = new DerOutputStream();
597 SANs.putOctetString(extContent);
599 extensions.write(DerValue.tag_Sequence, SANs);
602 private static byte[] generateSAN(List<SubjectAlternateName> altnames) throws IOException {
603 DerOutputStream SANContent = new DerOutputStream();
604 for (SubjectAlternateName san : altnames) {
606 if (san.getType() == SANType.DNS) {
607 type = (byte) GeneralNameInterface.NAME_DNS;
608 } else if (san.getType() == SANType.EMAIL) {
609 type = (byte) GeneralNameInterface.NAME_RFC822;
611 throw new Error("" + san.getType());
613 SANContent.write(DerValue.createTag(DerValue.TAG_CONTEXT, false, type), san.getName().getBytes("UTF-8"));
615 DerOutputStream SANSeqContent = new DerOutputStream();
616 SANSeqContent.write(DerValue.tag_Sequence, SANContent);
617 byte[] byteArray = SANSeqContent.toByteArray();