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.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.HashMap;
32 import java.util.LinkedList;
33 import java.util.List;
35 import java.util.Map.Entry;
36 import java.util.Properties;
37 import java.util.TimeZone;
39 import javax.security.auth.x500.X500Principal;
41 import org.cacert.gigi.crypto.SPKAC;
42 import org.cacert.gigi.database.DatabaseConnection;
43 import org.cacert.gigi.database.DatabaseConnection.Link;
44 import org.cacert.gigi.database.GigiPreparedStatement;
45 import org.cacert.gigi.database.GigiResultSet;
46 import org.cacert.gigi.dbObjects.Certificate.CSRType;
47 import org.cacert.gigi.dbObjects.Certificate.SANType;
48 import org.cacert.gigi.dbObjects.Certificate.SubjectAlternateName;
49 import org.cacert.gigi.dbObjects.CertificateProfile;
50 import org.cacert.gigi.dbObjects.Digest;
51 import org.cacert.gigi.output.DateSelector;
53 import sun.security.pkcs10.PKCS10;
54 import sun.security.util.DerOutputStream;
55 import sun.security.util.DerValue;
56 import sun.security.util.ObjectIdentifier;
57 import sun.security.x509.AVA;
58 import sun.security.x509.AlgorithmId;
59 import sun.security.x509.GeneralNameInterface;
60 import sun.security.x509.RDN;
61 import sun.security.x509.X500Name;
63 public class SimpleSigner {
65 private static GigiPreparedStatement warnMail;
67 private static GigiPreparedStatement updateMail;
69 private static GigiPreparedStatement readyCerts;
71 private static GigiPreparedStatement getSANSs;
73 private static GigiPreparedStatement revoke;
75 private static GigiPreparedStatement revokeCompleted;
77 private static GigiPreparedStatement finishJob;
79 private static GigiPreparedStatement locateCA;
81 private static volatile boolean running = true;
83 private static Thread runner;
85 private static SimpleDateFormat sdf = new SimpleDateFormat("yyMMddHHmmss'Z'");
88 TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
89 sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
92 public static void main(String[] args) throws IOException, SQLException, InterruptedException {
93 Properties p = new Properties();
94 try (Reader reader = new InputStreamReader(new FileInputStream("config/gigi.properties"), "UTF-8")) {
97 DatabaseConnection.init(p);
102 public static void stopSigner() throws InterruptedException {
103 Thread capturedRunner;
104 synchronized (SimpleSigner.class) {
105 if (runner == null) {
106 throw new IllegalStateException("already stopped");
108 capturedRunner = runner;
110 SimpleSigner.class.notifyAll();
112 capturedRunner.join();
115 public synchronized static void runSigner() throws SQLException, IOException, InterruptedException {
116 if (runner != null) {
117 throw new IllegalStateException("already running");
121 runner = new Thread() {
125 try (Link l = DatabaseConnection.newLink(false)) {
126 readyCerts = new GigiPreparedStatement("SELECT certs.id AS id, certs.csr_name, jobs.id AS jobid, csr_type, md, `executeFrom`, `executeTo`, profile FROM jobs " + //
127 "INNER JOIN certs ON certs.id=jobs.`targetId` " + //
128 "INNER JOIN profiles ON profiles.id=certs.profile " + //
129 "WHERE jobs.state='open' "//
130 + "AND task='sign'");
132 getSANSs = new GigiPreparedStatement("SELECT contents, type FROM `subjectAlternativeNames` " + //
135 updateMail = new GigiPreparedStatement("UPDATE certs SET crt_name=?," + " created=NOW(), serial=?, caid=? WHERE id=?");
136 warnMail = new GigiPreparedStatement("UPDATE jobs SET warning=warning+1, state=IF(warning<3, 'open','error') WHERE id=?");
138 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'");
139 revokeCompleted = new GigiPreparedStatement("UPDATE certs SET revoked=NOW() WHERE id=?");
141 finishJob = new GigiPreparedStatement("UPDATE jobs SET state='done' WHERE id=?");
143 locateCA = new GigiPreparedStatement("SELECT id FROM cacerts WHERE keyname=?");
146 } catch (InterruptedException e) {
155 public static void ping() {
156 synchronized (SimpleSigner.class) {
157 SimpleSigner.class.notifyAll();
159 SimpleSigner.class.wait(2000);
160 } catch (InterruptedException e) {
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.notifyAll();
181 SimpleSigner.class.wait(5000);
182 } catch (IOException e) {
184 } catch (SQLException e) {
186 } catch (InterruptedException e1) {
192 private static void revokeCertificates() throws SQLException, IOException, InterruptedException {
193 GigiResultSet rs = revoke.executeQuery();
194 boolean worked = false;
196 int id = rs.getInt(1);
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[] {
217 "../unassured.crt",//
219 "../unassured.key",//
224 "../unassured.crl",//
229 Process p1 = Runtime.getRuntime().exec(call, null, new File("keys/unassured.ca"));
230 if (p1.waitFor() != 0) {
231 System.out.println("Error while generating crl.");
235 private static void signCertificates() throws SQLException {
236 GigiResultSet rs = readyCerts.executeQuery();
238 Calendar c = Calendar.getInstance();
239 c.setTimeZone(TimeZone.getTimeZone("UTC"));
241 String csrname = rs.getString("csr_name");
242 int id = rs.getInt("id");
243 System.out.println("sign: " + csrname);
245 String csrType = rs.getString("csr_type");
246 CSRType ct = CSRType.valueOf(csrType);
247 File crt = KeyStorage.locateCrt(id);
249 Timestamp from = rs.getTimestamp("executeFrom");
250 String length = rs.getString("executeTo");
254 fromDate = new Date(System.currentTimeMillis());
256 fromDate = new Date(from.getTime());
258 if (length.endsWith("m") || length.endsWith("y")) {
259 String num = length.substring(0, length.length() - 1);
260 int inter = Integer.parseInt(num);
262 if (length.endsWith("m")) {
263 c.add(Calendar.MONTH, inter);
265 c.add(Calendar.YEAR, inter);
267 toDate = c.getTime();
269 toDate = DateSelector.getDateFormat().parse(length);
272 getSANSs.setInt(1, id);
273 GigiResultSet san = getSANSs.executeQuery();
275 LinkedList<SubjectAlternateName> altnames = new LinkedList<>();
277 altnames.add(new SubjectAlternateName(SANType.valueOf(san.getString("type").toUpperCase()), san.getString("contents")));
279 // TODO look them up!
280 // cfg.println("keyUsage=critical," +
281 // "digitalSignature, keyEncipherment, keyAgreement");
282 // cfg.println("extendedKeyUsage=critical," + "clientAuth");
285 int profile = rs.getInt("profile");
286 CertificateProfile cp = CertificateProfile.getById(profile);
287 String s = cp.getId() + "";
288 while (s.length() < 4) {
291 s += "-" + cp.getKeyName() + ".cfg";
292 Properties caP = new Properties();
293 try (FileInputStream inStream = new FileInputStream("signer/profiles/" + s)) {
297 HashMap<String, String> subj = new HashMap<>();
298 try (GigiPreparedStatement ps = new GigiPreparedStatement("SELECT name, value FROM `certAvas` WHERE `certId`=?")) {
299 ps.setInt(1, rs.getInt("id"));
300 GigiResultSet rs2 = ps.executeQuery();
302 String name = rs2.getString("name");
303 if (name.equals("EMAIL")) {
304 name = "emailAddress";
306 subj.put(name, rs2.getString("value"));
309 if (subj.size() == 0) {
310 subj.put("CN", "<empty>");
311 System.out.println("WARNING: DN was empty");
313 System.out.println(subj);
316 byte[] data = IOUtils.readURL(new FileInputStream(csrname));
317 if (ct == CSRType.SPKAC) {
318 String dt = new String(data, "UTF-8");
319 if (dt.startsWith("SPKAC=")) {
320 dt = dt.substring(6);
321 data = dt.getBytes("UTF-8");
322 System.out.println(dt);
324 SPKAC sp = new SPKAC(Base64.getDecoder().decode(data));
327 PKCS10 p10 = new PKCS10(PEM.decode("(NEW )?CERTIFICATE REQUEST", new String(data, "UTF-8")));
328 pk = p10.getSubjectPublicKeyInfo();
330 String ca = caP.getProperty("ca") + "_2015_1";
331 File parent = new File("signer/ca");
332 for (File f : parent.listFiles()) {
333 if (f.getName().startsWith(caP.getProperty("ca"))) {
338 File caKey = new File(parent, ca + "/ca.key");
339 PrivateKey i = loadOpensslKey(caKey);
341 X509Certificate root = (X509Certificate) CertificateFactory.getInstance("X509").generateCertificate(new FileInputStream("signer/ca/" + ca + "/ca.crt"));
342 byte[] cert = generateCert(pk, i, subj, root.getSubjectX500Principal(), altnames, fromDate, toDate, Digest.valueOf(rs.getString("md").toUpperCase()), caP.getProperty("eku"));
343 PrintWriter out = new PrintWriter(crt);
344 out.println("-----BEGIN CERTIFICATE-----");
345 out.println(Base64.getMimeEncoder().encodeToString(cert));
346 out.println("-----END CERTIFICATE-----");
349 try (InputStream is = new FileInputStream(crt)) {
350 locateCA.setString(1, ca);
351 GigiResultSet caRs = locateCA.executeQuery();
353 throw new Error("ca " + ca + " was not found");
356 CertificateFactory cf = CertificateFactory.getInstance("X.509");
357 X509Certificate crtp = (X509Certificate) cf.generateCertificate(is);
358 BigInteger serial = crtp.getSerialNumber();
359 updateMail.setString(1, crt.getPath());
360 updateMail.setString(2, serial.toString(16));
361 updateMail.setInt(3, caRs.getInt("id"));
362 updateMail.setInt(4, id);
363 updateMail.execute();
365 finishJob.setInt(1, rs.getInt("jobid"));
367 System.out.println("signed: " + id);
371 } catch (GeneralSecurityException e) {
373 } catch (IOException e) {
375 } catch (ParseException e) {
378 System.out.println("Error with: " + id);
379 warnMail.setInt(1, rs.getInt("jobid"));
386 private static PrivateKey loadOpensslKey(File f) throws FileNotFoundException, IOException, InvalidKeySpecException, NoSuchAlgorithmException {
387 byte[] p8b = PEM.decode("RSA PRIVATE KEY", new String(IOUtils.readURL(new FileInputStream(f))));
388 DerOutputStream dos = new DerOutputStream();
390 new AlgorithmId(new ObjectIdentifier(new int[] {
391 1, 2, 840, 113549, 1, 1, 1
393 dos.putOctetString(p8b);
394 byte[] ctx = dos.toByteArray();
396 dos.write(DerValue.tag_Sequence, ctx);
397 PKCS8EncodedKeySpec p8 = new PKCS8EncodedKeySpec(dos.toByteArray());
398 PrivateKey i = KeyFactory.getInstance("RSA").generatePrivate(p8);
402 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 {
403 File f = Paths.get("signer", "serial").toFile();
405 try (FileOutputStream fos = new FileOutputStream(f)) {
406 fos.write("1".getBytes("UTF-8"));
409 try (FileInputStream fr = new FileInputStream(f)) {
410 byte[] serial = IOUtils.readURL(fr);
411 BigInteger ser = new BigInteger(new String(serial).trim());
412 ser = ser.add(BigInteger.ONE);
414 PrintWriter pw = new PrintWriter(f);
417 if (digest != Digest.SHA256 && digest != Digest.SHA512) {
418 System.err.println("assuming sha256 either way ;-): " + digest);
419 digest = Digest.SHA256;
421 ObjectIdentifier sha512withrsa = new ObjectIdentifier(new int[] {
422 1, 2, 840, 113549, 1, 1, digest == Digest.SHA256 ? 11 : 13
424 AlgorithmId aid = new AlgorithmId(sha512withrsa);
425 Signature s = Signature.getInstance(digest == Digest.SHA256 ? "SHA256withRSA" : "SHA512withRSA");
427 DerOutputStream cert = new DerOutputStream();
428 DerOutputStream content = new DerOutputStream();
430 DerOutputStream version = new DerOutputStream();
431 version.putInteger(2); // v3
432 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 0), version);
434 content.putInteger(ser); // Serial
438 content.write(issuer.getEncoded());
441 DerOutputStream notAround = new DerOutputStream();
442 notAround.putUTCTime(fromDate);
443 notAround.putUTCTime(toDate);
444 content.write(DerValue.tag_Sequence, notAround);
448 X500Name xn = genX500Name(subj);
449 content.write(xn.getEncoded());
452 content.write(pk.getEncoded());
455 DerOutputStream extensions = new DerOutputStream();
457 addExtension(extensions, new ObjectIdentifier(new int[] {
459 }), generateSAN(altnames));
460 addExtension(extensions, new ObjectIdentifier(new int[] {
463 addExtension(extensions, new ObjectIdentifier(new int[] {
465 }), generateEKU(eku));
467 DerOutputStream extensionsSeq = new DerOutputStream();
468 extensionsSeq.write(DerValue.tag_Sequence, extensions);
469 content.write(DerValue.createTag(DerValue.TAG_CONTEXT, true, (byte) 3), extensionsSeq);
472 DerOutputStream contentSeq = new DerOutputStream();
474 contentSeq.write(DerValue.tag_Sequence, content.toByteArray());
477 s.update(contentSeq.toByteArray());
479 aid.encode(contentSeq);
480 contentSeq.putBitString(s.sign());
481 cert.write(DerValue.tag_Sequence, contentSeq);
483 // X509Certificate c = (X509Certificate)
484 // CertificateFactory.getInstance("X509").generateCertificate(new
485 // ByteArrayInputStream(cert.toByteArray()));
486 // c.verify(pk); only for self-signeds
488 byte[] res = cert.toByteArray();
495 private static byte[] generateKU() throws IOException {
496 try (DerOutputStream dos = new DerOutputStream()) {
497 dos.putBitString(new byte[] {
500 return dos.toByteArray();
504 private static byte[] generateEKU(String eku) throws IOException {
506 DerOutputStream dos = new DerOutputStream();
507 for (String name : eku.split(",")) {
508 ObjectIdentifier oid;
511 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.1");
514 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.2");
517 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.3");
519 case "emailProtection":
520 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.4");
523 oid = new ObjectIdentifier("1.3.6.1.5.5.7.3.9");
527 throw new Error(name);
531 byte[] data = dos.toByteArray();
533 dos.write(DerValue.tag_Sequence, data);
534 return dos.toByteArray();
537 public static X500Name genX500Name(Map<String, String> subj) throws IOException {
538 LinkedList<RDN> rdns = new LinkedList<>();
539 for (Entry<String, String> i : subj.entrySet()) {
543 return new X500Name(rdns.toArray(new RDN[rdns.size()]));
546 private static RDN genRDN(Entry<String, String> i) throws IOException {
547 DerOutputStream dos = new DerOutputStream();
548 dos.putUTF8String(i.getValue());
550 String key = i.getKey();
560 1, 2, 840, 113549, 1, 9, 1
590 throw new Error("unknown RDN-type: " + key);
592 RDN rdn = new RDN(new AVA(new ObjectIdentifier(oid), new DerValue(dos.toByteArray())));
597 private static void addExtension(DerOutputStream extensions, ObjectIdentifier oid, byte[] extContent) throws IOException {
598 DerOutputStream SANs = new DerOutputStream();
600 SANs.putOctetString(extContent);
602 extensions.write(DerValue.tag_Sequence, SANs);
605 private static byte[] generateSAN(List<SubjectAlternateName> altnames) throws IOException {
606 DerOutputStream SANContent = new DerOutputStream();
607 for (SubjectAlternateName san : altnames) {
609 if (san.getType() == SANType.DNS) {
610 type = (byte) GeneralNameInterface.NAME_DNS;
611 } else if (san.getType() == SANType.EMAIL) {
612 type = (byte) GeneralNameInterface.NAME_RFC822;
615 throw new Error("" + san.getType());
617 SANContent.write(DerValue.createTag(DerValue.TAG_CONTEXT, false, type), san.getName().getBytes("UTF-8"));
619 DerOutputStream SANSeqContent = new DerOutputStream();
620 SANSeqContent.write(DerValue.tag_Sequence, SANContent);
621 byte[] byteArray = SANSeqContent.toByteArray();
623 SANSeqContent.close();