1 package club.wpia.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.NoSuchAlgorithmException;
17 import java.security.PrivateKey;
18 import java.security.PublicKey;
19 import java.security.Signature;
20 import java.security.cert.CertificateFactory;
21 import java.security.cert.X509Certificate;
22 import java.security.spec.InvalidKeySpecException;
23 import java.security.spec.PKCS8EncodedKeySpec;
24 import java.sql.SQLException;
25 import java.sql.Timestamp;
26 import java.text.ParseException;
27 import java.text.SimpleDateFormat;
28 import java.util.Base64;
29 import java.util.Calendar;
30 import java.util.Date;
31 import java.util.GregorianCalendar;
32 import java.util.HashMap;
33 import java.util.LinkedList;
34 import java.util.List;
36 import java.util.Map.Entry;
37 import java.util.Properties;
38 import java.util.TimeZone;
40 import javax.security.auth.x500.X500Principal;
42 import club.wpia.gigi.crypto.SPKAC;
43 import club.wpia.gigi.database.DatabaseConnection;
44 import club.wpia.gigi.database.GigiPreparedStatement;
45 import club.wpia.gigi.database.GigiResultSet;
46 import club.wpia.gigi.database.DatabaseConnection.Link;
47 import club.wpia.gigi.dbObjects.CertificateProfile;
48 import club.wpia.gigi.dbObjects.Digest;
49 import club.wpia.gigi.dbObjects.Certificate.CSRType;
50 import club.wpia.gigi.dbObjects.Certificate.SANType;
51 import club.wpia.gigi.dbObjects.Certificate.SubjectAlternateName;
52 import club.wpia.gigi.output.DateSelector;
53 import club.wpia.gigi.util.KeyStorage;
54 import club.wpia.gigi.util.PEM;
55 import sun.security.pkcs10.PKCS10;
56 import sun.security.util.DerOutputStream;
57 import sun.security.util.DerValue;
58 import sun.security.util.ObjectIdentifier;
59 import sun.security.x509.AVA;
60 import sun.security.x509.AlgorithmId;
61 import sun.security.x509.GeneralNameInterface;
62 import sun.security.x509.RDN;
63 import sun.security.x509.X500Name;
65 public class SimpleSigner {
67 private static GigiPreparedStatement warnMail;
69 private static GigiPreparedStatement updateMail;
71 private static GigiPreparedStatement readyCerts;
73 private static GigiPreparedStatement getSANSs;
75 private static GigiPreparedStatement revoke;
77 private static GigiPreparedStatement revokeCompleted;
79 private static GigiPreparedStatement finishJob;
81 private static GigiPreparedStatement locateCA;
83 private static volatile boolean running = true;
85 private static Thread runner;
87 private static SimpleDateFormat sdf = new SimpleDateFormat("yyMMddHHmmss'Z'");
90 TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
91 sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
94 public static void main(String[] args) throws IOException, SQLException, InterruptedException {
95 Properties p = new Properties();
96 try (Reader reader = new InputStreamReader(new FileInputStream("config/gigi.properties"), "UTF-8")) {
99 DatabaseConnection.init(p);
104 public static void stopSigner() throws InterruptedException {
105 Thread capturedRunner;
106 synchronized (SimpleSigner.class) {
107 if (runner == null) {
108 throw new IllegalStateException("already stopped");
110 capturedRunner = runner;
112 SimpleSigner.class.notifyAll();
114 capturedRunner.join();
117 public synchronized static void runSigner() throws SQLException, IOException, InterruptedException {
118 if (runner != null) {
119 throw new IllegalStateException("already running");
123 runner = new Thread() {
127 try (Link l = DatabaseConnection.newLink(false)) {
128 readyCerts = new GigiPreparedStatement("SELECT certs.id AS id, certs.csr_name, jobs.id AS jobid, csr_type, md, `executeFrom`, `executeTo`, profile FROM jobs " + //
129 "INNER JOIN certs ON certs.id=jobs.`targetId` " + //
130 "INNER JOIN profiles ON profiles.id=certs.profile " + //
131 "WHERE jobs.state='open' " + //
134 getSANSs = new GigiPreparedStatement("SELECT contents, type FROM `subjectAlternativeNames` " + //
137 updateMail = new GigiPreparedStatement("UPDATE certs SET crt_name=?," + " created=NOW(), serial=?, caid=? WHERE id=?");
138 warnMail = new GigiPreparedStatement("UPDATE jobs SET warning=warning+1, state=CASE WHEN warning<3 THEN 'open'::`jobState` ELSE 'error'::`jobState` END WHERE id=?");
140 revoke = new GigiPreparedStatement("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'");
141 revokeCompleted = new GigiPreparedStatement("UPDATE certs SET revoked=NOW() WHERE id=?");
143 finishJob = new GigiPreparedStatement("UPDATE jobs SET state='done' WHERE id=?");
145 locateCA = new GigiPreparedStatement("SELECT id FROM cacerts WHERE keyname=?");
148 } catch (InterruptedException e) {
157 public static void ping() {
158 synchronized (SimpleSigner.class) {
159 SimpleSigner.class.notifyAll();
161 SimpleSigner.class.wait(2000);
162 } catch (InterruptedException e) {
168 private synchronized static void work() {
171 } catch (IOException e2) {
172 e2.printStackTrace();
173 } catch (InterruptedException e2) {
174 e2.printStackTrace();
180 revokeCertificates();
182 SimpleSigner.class.notifyAll();
183 SimpleSigner.class.wait(5000);
184 } catch (IOException e) {
186 } catch (SQLException e) {
188 } catch (InterruptedException e1) {
194 private static void revokeCertificates() throws SQLException, IOException, InterruptedException {
195 GigiResultSet rs = revoke.executeQuery();
196 boolean worked = false;
198 int id = rs.getInt(1);
200 System.out.println("Revoke faked: " + id);
201 revokeCompleted.setInt(1, id);
202 revokeCompleted.execute();
203 finishJob.setInt(1, rs.getInt(3));
211 private static void gencrl() throws IOException, InterruptedException {
215 String[] call = new String[] {
219 "../unassured.crt",//
221 "../unassured.key",//
226 "../unassured.crl",//
231 Process p1 = Runtime.getRuntime().exec(call, null, new File("keys/unassured.ca"));
232 if (p1.waitFor() != 0) {
233 System.out.println("Error while generating crl.");
237 private static void signCertificates() throws SQLException {
238 GigiResultSet rs = readyCerts.executeQuery();
240 Calendar c = Calendar.getInstance();
241 c.setTimeZone(TimeZone.getTimeZone("UTC"));
243 String csrname = rs.getString("csr_name");
244 int id = rs.getInt("id");
245 System.out.println("sign: " + csrname);
247 String csrType = rs.getString("csr_type");
248 CSRType ct = CSRType.valueOf(csrType);
249 File crt = KeyStorage.locateCrt(id);
251 Timestamp from = rs.getTimestamp("executeFrom");
252 String length = rs.getString("executeTo");
256 fromDate = new Date(System.currentTimeMillis());
258 fromDate = new Date(from.getTime());
260 if (length.endsWith("m") || length.endsWith("y")) {
261 String num = length.substring(0, length.length() - 1);
262 int inter = Integer.parseInt(num);
264 if (length.endsWith("m")) {
265 c.add(Calendar.MONTH, inter);
267 c.add(Calendar.YEAR, inter);
269 toDate = c.getTime();
271 toDate = DateSelector.getDateFormat().parse(length);
274 getSANSs.setInt(1, id);
275 GigiResultSet san = getSANSs.executeQuery();
277 LinkedList<SubjectAlternateName> altnames = new LinkedList<>();
279 altnames.add(new SubjectAlternateName(SANType.valueOf(san.getString("type").toUpperCase()), san.getString("contents")));
281 // TODO look them up!
282 // cfg.println("keyUsage=critical," +
283 // "digitalSignature, keyEncipherment, keyAgreement");
284 // cfg.println("extendedKeyUsage=critical," + "clientAuth");
287 int profile = rs.getInt("profile");
288 CertificateProfile cp = CertificateProfile.getById(profile);
289 String s = cp.getId() + "";
290 while (s.length() < 4) {
293 s += "-" + cp.getKeyName() + ".cfg";
294 Properties caP = new Properties();
295 try (FileInputStream inStream = new FileInputStream("signer/profiles/" + s)) {
299 HashMap<String, String> subj = new HashMap<>();
300 try (GigiPreparedStatement ps = new GigiPreparedStatement("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"));
311 if (subj.size() == 0) {
312 subj.put("CN", "<empty>");
313 System.out.println("WARNING: DN was empty");
315 System.out.println(subj);
318 byte[] data = IOUtils.readURL(new FileInputStream(csrname));
319 if (ct == CSRType.SPKAC) {
320 String dt = new String(data, "UTF-8");
321 if (dt.startsWith("SPKAC=")) {
322 dt = dt.substring(6);
323 data = dt.getBytes("UTF-8");
324 System.out.println(dt);
326 SPKAC sp = new SPKAC(Base64.getDecoder().decode(data));
329 PKCS10 p10 = new PKCS10(PEM.decode("(NEW )?CERTIFICATE REQUEST", new String(data, "UTF-8")));
330 pk = p10.getSubjectPublicKeyInfo();
332 Calendar cal = GregorianCalendar.getInstance();
333 String ca = caP.getProperty("ca") + "_" + cal.get(Calendar.YEAR) + (cal.get(Calendar.MONTH) >= 6 ? "_2" : "_1");
334 File parent = new File("signer/ca");
335 File[] caFiles = parent.listFiles();
336 if (null == caFiles) {
337 caFiles = new File[0];
339 if ( !new File(parent, ca).exists()) {
340 System.out.println("CA " + ca + " not found. Searching for anything other remotely fitting.");
341 for (File f : caFiles) {
342 if (f.getName().startsWith(caP.getProperty("ca"))) {
348 File caKey = new File(parent, ca + "/ca.key");
349 PrivateKey i = loadOpensslKey(caKey);
351 X509Certificate root = (X509Certificate) CertificateFactory.getInstance("X509").generateCertificate(new FileInputStream("signer/ca/" + ca + "/ca.crt"));
352 byte[] cert = generateCert(pk, i, subj, root.getSubjectX500Principal(), altnames, fromDate, toDate, Digest.valueOf(rs.getString("md").toUpperCase()), caP.getProperty("eku"));
353 PrintWriter out = new PrintWriter(crt);
354 out.println("-----BEGIN CERTIFICATE-----");
355 out.println(Base64.getMimeEncoder().encodeToString(cert));
356 out.println("-----END CERTIFICATE-----");
359 try (InputStream is = new FileInputStream(crt)) {
360 locateCA.setString(1, ca);
361 GigiResultSet caRs = locateCA.executeQuery();
363 throw new Error("ca " + ca + " was not found");
366 CertificateFactory cf = CertificateFactory.getInstance("X.509");
367 X509Certificate crtp = (X509Certificate) cf.generateCertificate(is);
368 BigInteger serial = crtp.getSerialNumber();
369 updateMail.setString(1, crt.getPath());
370 updateMail.setString(2, serial.toString(16));
371 updateMail.setInt(3, caRs.getInt("id"));
372 updateMail.setInt(4, id);
373 updateMail.execute();
375 finishJob.setInt(1, rs.getInt("jobid"));
377 System.out.println("signed: " + id);
381 } catch (GeneralSecurityException e) {
383 } catch (IOException e) {
385 } catch (ParseException e) {
388 System.out.println("Error with: " + id);
389 warnMail.setInt(1, rs.getInt("jobid"));
396 private static PrivateKey loadOpensslKey(File f) throws FileNotFoundException, IOException, InvalidKeySpecException, NoSuchAlgorithmException {
397 byte[] p8b = PEM.decode("RSA PRIVATE KEY", new String(IOUtils.readURL(new FileInputStream(f))));
398 DerOutputStream dos = new DerOutputStream();
400 new AlgorithmId(new ObjectIdentifier(new int[] {
401 1, 2, 840, 113549, 1, 1, 1
403 dos.putOctetString(p8b);
404 byte[] ctx = dos.toByteArray();
406 dos.write(DerValue.tag_Sequence, ctx);
407 PKCS8EncodedKeySpec p8 = new PKCS8EncodedKeySpec(dos.toByteArray());
408 PrivateKey i = KeyFactory.getInstance("RSA").generatePrivate(p8);
412 public 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 {
413 File f = Paths.get("signer", "serial").toFile();
415 try (FileOutputStream fos = new FileOutputStream(f)) {
416 fos.write("1".getBytes("UTF-8"));
419 try (FileInputStream fr = new FileInputStream(f)) {
420 byte[] serial = IOUtils.readURL(fr);
421 BigInteger ser = new BigInteger(new String(serial).trim());
422 ser = ser.add(BigInteger.ONE);
424 PrintWriter pw = new PrintWriter(f);
427 if (digest != Digest.SHA256 && digest != Digest.SHA512) {
428 System.err.println("assuming sha256 either way ;-): " + digest);
429 digest = Digest.SHA256;
431 ObjectIdentifier sha512withrsa = new ObjectIdentifier(new int[] {
432 1, 2, 840, 113549, 1, 1, digest == Digest.SHA256 ? 11 : 13
434 AlgorithmId aid = new AlgorithmId(sha512withrsa);
435 Signature s = Signature.getInstance(digest == Digest.SHA256 ? "SHA256withRSA" : "SHA512withRSA");
437 DerOutputStream cert = new DerOutputStream();
438 DerOutputStream content = new DerOutputStream();
440 DerOutputStream version = new DerOutputStream();
441 version.putInteger(2); // v3
442 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 0), version);
444 content.putInteger(ser); // Serial
448 content.write(issuer.getEncoded());
451 DerOutputStream notAround = new DerOutputStream();
452 notAround.putUTCTime(fromDate);
453 notAround.putUTCTime(toDate);
454 content.write(DerValue.tag_Sequence, notAround);
458 X500Name xn = genX500Name(subj);
459 content.write(xn.getEncoded());
462 content.write(pk.getEncoded());
465 DerOutputStream extensions = new DerOutputStream();
467 addExtension(extensions, new ObjectIdentifier(new int[] {
469 }), generateSAN(altnames));
470 addExtension(extensions, new ObjectIdentifier(new int[] {
473 addExtension(extensions, new ObjectIdentifier(new int[] {
475 }), generateEKU(eku));
477 DerOutputStream extensionsSeq = new DerOutputStream();
478 extensionsSeq.write(DerValue.tag_Sequence, extensions);
479 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 3), extensionsSeq);
482 DerOutputStream contentSeq = new DerOutputStream();
484 contentSeq.write(DerValue.tag_Sequence, content.toByteArray());
487 s.update(contentSeq.toByteArray());
489 aid.encode(contentSeq);
490 contentSeq.putBitString(s.sign());
491 cert.write(DerValue.tag_Sequence, contentSeq);
493 // X509Certificate c = (X509Certificate)
494 // CertificateFactory.getInstance("X509").generateCertificate(new
495 // ByteArrayInputStream(cert.toByteArray()));
496 // c.verify(pk); only for self-signeds
498 byte[] res = cert.toByteArray();
505 private static byte[] generateKU() throws IOException {
506 try (DerOutputStream dos = new DerOutputStream()) {
507 dos.putBitString(new byte[] {
510 return dos.toByteArray();
514 private static byte[] generateEKU(String eku) throws IOException {
516 try (DerOutputStream dos = new DerOutputStream()) {
517 for (String name : eku.split(",")) {
519 ObjectIdentifier oid;
522 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.1");
525 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.2");
528 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.3");
530 case "emailProtection":
531 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.4");
534 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.9");
538 throw new Error(name);
542 byte[] data = dos.toByteArray();
544 dos.write(DerValue.tag_Sequence, data);
545 return dos.toByteArray();
549 public static X500Name genX500Name(Map<String, String> subj) throws IOException {
550 LinkedList<RDN> rdns = new LinkedList<>();
551 for (Entry<String, String> i : subj.entrySet()) {
555 return new X500Name(rdns.toArray(new RDN[rdns.size()]));
558 private static RDN genRDN(Entry<String, String> i) throws IOException {
559 DerOutputStream dos = new DerOutputStream();
560 dos.putUTF8String(i.getValue());
562 String key = i.getKey();
572 1, 2, 840, 113549, 1, 9, 1
602 throw new Error("unknown RDN-type: " + key);
604 RDN rdn = new RDN(new AVA(new ObjectIdentifier(oid), new DerValue(dos.toByteArray())));
609 private static void addExtension(DerOutputStream extensions, ObjectIdentifier oid, byte[] extContent) throws IOException {
610 DerOutputStream SANs = new DerOutputStream();
612 SANs.putOctetString(extContent);
614 extensions.write(DerValue.tag_Sequence, SANs);
617 private static byte[] generateSAN(List<SubjectAlternateName> altnames) throws IOException {
618 DerOutputStream SANContent = new DerOutputStream();
619 for (SubjectAlternateName san : altnames) {
621 if (san.getType() == SANType.DNS) {
622 type = (byte) GeneralNameInterface.NAME_DNS;
623 } else if (san.getType() == SANType.EMAIL) {
624 type = (byte) GeneralNameInterface.NAME_RFC822;
627 throw new Error("" + san.getType());
629 SANContent.write(DerValue.createTag(DerValue.TAG_CONTEXT, false, type), san.getName().getBytes("UTF-8"));
631 DerOutputStream SANSeqContent = new DerOutputStream();
632 SANSeqContent.write(DerValue.tag_Sequence, SANContent);
633 byte[] byteArray = SANSeqContent.toByteArray();
635 SANSeqContent.close();