1 package org.cacert.gigi.pages.account;
3 import static org.hamcrest.CoreMatchers.*;
4 import static org.junit.Assert.*;
6 import java.io.ByteArrayInputStream;
7 import java.io.IOException;
8 import java.io.InputStreamReader;
9 import java.io.OutputStream;
10 import java.io.UnsupportedEncodingException;
11 import java.net.HttpURLConnection;
12 import java.net.MalformedURLException;
14 import java.net.URLConnection;
15 import java.net.URLEncoder;
16 import java.security.GeneralSecurityException;
17 import java.security.KeyPair;
18 import java.security.Signature;
19 import java.security.cert.Certificate;
20 import java.security.cert.CertificateException;
21 import java.security.cert.CertificateFactory;
22 import java.security.cert.X509Certificate;
23 import java.text.SimpleDateFormat;
24 import java.util.Arrays;
25 import java.util.Base64;
26 import java.util.Calendar;
27 import java.util.Date;
28 import java.util.TimeZone;
29 import java.util.Vector;
30 import java.util.regex.Matcher;
31 import java.util.regex.Pattern;
33 import org.cacert.gigi.crypto.SPKAC;
34 import org.cacert.gigi.dbObjects.Digest;
35 import org.cacert.gigi.pages.account.certs.CertificateAdd;
36 import org.cacert.gigi.pages.account.certs.CertificateRequest;
37 import org.cacert.gigi.testUtils.ClientTest;
38 import org.cacert.gigi.testUtils.IOUtils;
39 import org.cacert.gigi.util.PEM;
40 import org.junit.Test;
42 import sun.security.pkcs.PKCS7;
43 import sun.security.pkcs.PKCS9Attribute;
44 import sun.security.pkcs10.PKCS10Attribute;
45 import sun.security.pkcs10.PKCS10Attributes;
46 import sun.security.util.ObjectIdentifier;
47 import sun.security.x509.CertificateExtensions;
48 import sun.security.x509.DNSName;
49 import sun.security.x509.ExtendedKeyUsageExtension;
50 import sun.security.x509.GeneralName;
51 import sun.security.x509.GeneralNameInterface;
52 import sun.security.x509.GeneralNames;
53 import sun.security.x509.RFC822Name;
54 import sun.security.x509.SubjectAlternativeNameExtension;
55 import sun.security.x509.X509Key;
57 public class TestCertificateAdd extends ClientTest {
59 KeyPair kp = generateKeypair();
63 public TestCertificateAdd() throws GeneralSecurityException, IOException {
64 TestDomain.addDomain(cookie, uniq + ".tld");
69 public void testSimpleServer() throws IOException, GeneralSecurityException {
70 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
71 CertificateRequest.OID_KEY_USAGE_SSL_SERVER
72 }, new DNSName(uniq + ".tld"));
74 String pem = generatePEMCSR(kp, "CN=a." + uniq + ".tld", atts);
76 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
77 assertArrayEquals(new String[] {
78 "server", "CAcert WoT User", "dns:a." + uniq + ".tld\ndns:" + uniq + ".tld\n", Digest.SHA256.toString()
83 public void testSimpleMail() throws IOException, GeneralSecurityException {
84 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
85 CertificateRequest.OID_KEY_USAGE_EMAIL_PROTECTION
86 }, new DNSName("a." + uniq + ".tld"), new DNSName("b." + uniq + ".tld"), new RFC822Name(email));
88 String pem = generatePEMCSR(kp, "CN=a b", atts, "SHA384WithRSA");
90 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
91 assertArrayEquals(new String[] {
92 "mail", "a b", "email:" + email + "\ndns:a." + uniq + ".tld\ndns:b." + uniq + ".tld\n", Digest.SHA384.toString()
97 public void testSimpleClient() throws IOException, GeneralSecurityException {
98 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
99 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
100 }, new RFC822Name(email));
102 String pem = generatePEMCSR(kp, "CN=a b,email=" + email, atts, "SHA512WithRSA");
104 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
105 assertArrayEquals(new String[] {
106 "client", "a b", "email:" + email + "\n", Digest.SHA512.toString()
111 public void testSPKAC() throws GeneralSecurityException, IOException {
117 public void testIssue() throws IOException, GeneralSecurityException {
118 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
119 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
120 }, new RFC822Name(email));
122 String pem = generatePEMCSR(kp, "CN=a b,email=" + email, atts, "SHA512WithRSA");
124 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
125 assertArrayEquals(new String[] {
126 "client", "a b", "email:" + email + "\n", Digest.SHA512.toString()
129 HttpURLConnection huc = (HttpURLConnection) ncert.openConnection();
130 huc.setRequestProperty("Cookie", cookie);
131 huc.setDoOutput(true);
132 OutputStream out = huc.getOutputStream();
133 out.write(("csrf=" + URLEncoder.encode(csrf, "UTF-8")).getBytes("UTF-8"));
134 out.write(("&CN=CAcert+WoT+User&profile=client&SANs=" + URLEncoder.encode("email:" + email + "\n", "UTF-8")).getBytes("UTF-8"));
135 out.write(("&hash_alg=SHA512&CCA=y").getBytes("UTF-8"));
136 URLConnection uc = authenticate(new URL(huc.getHeaderField("Location") + ".crt"));
137 String crt = IOUtils.readURL(new InputStreamReader(uc.getInputStream(), "UTF-8"));
139 uc = authenticate(new URL(huc.getHeaderField("Location") + ".cer"));
140 byte[] cer = IOUtils.readURL(uc.getInputStream());
141 assertArrayEquals(cer, PEM.decode("CERTIFICATE", crt));
143 uc = authenticate(new URL(huc.getHeaderField("Location") + ".cer?install&chain"));
144 byte[] pkcs7 = IOUtils.readURL(uc.getInputStream());
145 PKCS7 p7 = new PKCS7(pkcs7);
146 byte[] sub = verifyChain(p7.getCertificates());
147 assertArrayEquals(cer, sub);
148 assertEquals("application/x-x509-user-cert", uc.getHeaderField("Content-type"));
150 uc = authenticate(new URL(huc.getHeaderField("Location")));
151 String gui = IOUtils.readURL(uc);
152 Pattern p = Pattern.compile("-----BEGIN CERTIFICATE-----[^-]+-----END CERTIFICATE-----");
153 Matcher m = p.matcher(gui);
154 assertTrue(m.find());
155 byte[] cert = PEM.decode("CERTIFICATE", m.group(0));
156 Certificate c = CertificateFactory.getInstance("X509").generateCertificate(new ByteArrayInputStream(cert));
158 assertThat(gui, containsString("clientAuth"));
159 assertThat(gui, containsString("CN=CAcert WoT User"));
160 assertThat(gui, containsString("SHA512withRSA"));
161 assertThat(gui, containsString("RFC822Name: " + email));
165 private byte[] verifyChain(X509Certificate[] x509Certificates) throws GeneralSecurityException {
166 X509Certificate current = null;
169 for (int i = 0; i < x509Certificates.length; i++) {
170 X509Certificate cert = x509Certificates[i];
171 if (current == null) {
172 if (cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
177 if (cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
180 if (current.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
181 Signature s = Signature.getInstance(cert.getSigAlgName());
182 s.initVerify(current.getPublicKey());
183 s.update(cert.getTBSCertificate());
184 assertTrue(s.verify(cert.getSignature()));
190 assertNotNull(current);
191 return current.getEncoded();
196 public void testValidityPeriodCalendar() throws IOException, GeneralSecurityException {
197 testCertificateValidityRelative(Calendar.YEAR, 2, "2y", true);
198 testCertificateValidityRelative(Calendar.YEAR, 1, "1y", true);
199 testCertificateValidityRelative(Calendar.MONTH, 3, "3m", true);
200 testCertificateValidityRelative(Calendar.MONTH, 7, "7m", true);
201 testCertificateValidityRelative(Calendar.MONTH, 13, "13m", true);
203 testCertificateValidityRelative(Calendar.MONTH, 13, "-1m", false);
207 public void testValidityPeriodWhishStart() throws IOException, GeneralSecurityException {
208 long now = System.currentTimeMillis();
209 final long MS_PER_DAY = 24 * 60 * 60 * 1000;
210 now -= now % MS_PER_DAY;
212 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
213 sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
215 Date start = new Date(now);
216 Date end = new Date(now + MS_PER_DAY * 10);
217 String validity = "&validFrom=" + sdf.format(start) + "&validity=" + sdf.format(end);
218 X509Certificate res = createCertWithValidity(validity);
219 assertNotNull(validity, res);
220 assertEquals(start, res.getNotBefore());
221 assertEquals(end, res.getNotAfter());
224 private void testCertificateValidityRelative(int field, int amount, String length, boolean shouldsucceed) throws IOException, GeneralSecurityException, UnsupportedEncodingException, MalformedURLException, CertificateException {
225 X509Certificate parsed = createCertWithValidity("&validFrom=now&validity=" + length);
226 if (parsed == null) {
227 assertTrue( !shouldsucceed);
230 assertTrue(shouldsucceed);
233 long now = System.currentTimeMillis();
234 Date start = parsed.getNotBefore();
235 Date end = parsed.getNotAfter();
236 Calendar c = Calendar.getInstance();
237 c.setTimeZone(TimeZone.getTimeZone("UTC"));
239 c.add(field, amount);
240 assertTrue(Math.abs(start.getTime() - now) < 10000);
241 assertEquals(c.getTime(), end);
244 private X509Certificate createCertWithValidity(String validity) throws IOException, GeneralSecurityException, UnsupportedEncodingException, MalformedURLException, CertificateException {
245 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
246 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
247 }, new RFC822Name(email));
249 String pem = generatePEMCSR(kp, "CN=a b", atts, "SHA512WithRSA");
250 fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
252 HttpURLConnection huc = (HttpURLConnection) ncert.openConnection();
253 huc.setRequestProperty("Cookie", cookie);
254 huc.setDoOutput(true);
255 OutputStream out = huc.getOutputStream();
256 out.write(("csrf=" + URLEncoder.encode(csrf, "UTF-8")).getBytes("UTF-8"));
257 out.write(("&profile=client&CN=" + CertificateRequest.DEFAULT_CN + "&SANs=" + URLEncoder.encode("email:" + email + "\n", "UTF-8")).getBytes("UTF-8"));
258 out.write(("&hash_alg=SHA512&CCA=y&").getBytes("UTF-8"));
259 out.write(validity.getBytes("UTF-8"));
261 String certurl = huc.getHeaderField("Location");
262 if (certurl == null) {
265 URLConnection uc = authenticate(new URL(certurl + ".crt"));
266 String crt = IOUtils.readURL(new InputStreamReader(uc.getInputStream(), "UTF-8"));
268 CertificateFactory cf = CertificateFactory.getInstance("X.509");
269 X509Certificate parsed = (X509Certificate) cf.generateCertificate(new ByteArrayInputStream(crt.getBytes("UTF-8")));
273 private URLConnection authenticate(URL url) throws IOException {
274 URLConnection uc = url.openConnection();
275 uc.setRequestProperty("Cookie", cookie);
279 protected String testSPKAC(boolean correctChallange) throws GeneralSecurityException, IOException {
280 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
281 uc.setRequestProperty("Cookie", cookie);
282 String s = IOUtils.readURL(uc);
284 csrf = extractPattern(s, Pattern.compile("<input [^>]*name='csrf' [^>]*value='([^']*)'>"));
285 String challenge = extractPattern(s, Pattern.compile("<keygen [^>]*name=\"SPKAC\" [^>]*challenge=\"([^\"]*)\"/>"));
287 SPKAC spk = new SPKAC((X509Key) kp.getPublic(), challenge + (correctChallange ? "" : "b"));
288 Signature sign = Signature.getInstance("SHA512WithRSA");
289 sign.initSign(kp.getPrivate());
291 String[] res = fillOutFormDirect("SPKAC=" + URLEncoder.encode(Base64.getEncoder().encodeToString(spk.getEncoded(sign)), "UTF-8"));
292 if ( !correctChallange) {
293 fail("Should not succeed with wrong challange.");
295 assertArrayEquals(new String[] {
296 "client", CertificateRequest.DEFAULT_CN, "", Digest.SHA512.toString()
299 assertTrue(e.getMessage().startsWith("<div>Challenge mismatch"));
304 private PKCS10Attributes buildAtts(ObjectIdentifier[] ekuOIDs, GeneralNameInterface... SANs) throws IOException {
305 CertificateExtensions attributeValue = new CertificateExtensions();
306 GeneralNames names = new GeneralNames();
308 for (GeneralNameInterface name : SANs) {
309 names.add(new GeneralName(name));
311 attributeValue.set("SANs", new SubjectAlternativeNameExtension(names));
312 PKCS10Attributes atts = new PKCS10Attributes(new PKCS10Attribute[] {
313 new PKCS10Attribute(PKCS9Attribute.EXTENSION_REQUEST_OID, attributeValue)
315 ExtendedKeyUsageExtension eku = new ExtendedKeyUsageExtension(//
316 new Vector<>(Arrays.<ObjectIdentifier>asList(ekuOIDs)));
317 attributeValue.set("eku", eku);
321 private final URL ncert = new URL("https://" + getServerName() + CertificateAdd.PATH);
323 private String[] fillOutForm(String pem) throws IOException {
324 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
325 uc.setRequestProperty("Cookie", cookie);
327 return fillOutFormDirect(pem);
331 private String[] fillOutFormDirect(String pem) throws IOException {
333 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
334 uc.setRequestProperty("Cookie", cookie);
335 uc.setDoOutput(true);
336 uc.getOutputStream().write(("csrf=" + URLEncoder.encode(csrf, "UTF-8") + "&" + pem).getBytes("UTF-8"));
337 uc.getOutputStream().flush();
339 return extractFormData(uc);
342 private String[] extractFormData(HttpURLConnection uc) throws IOException, Error {
343 String result = IOUtils.readURL(uc);
344 if (result.contains("<div class='formError'>")) {
345 String s = fetchStartErrorMessage(result);
349 String profileKey = extractPattern(result, Pattern.compile("<option value=\"([^\"]*)\" selected>"));
350 String resultingCN = extractPattern(result, Pattern.compile("<input [^>]*name='CN' [^>]*value='([^']*)'/>"));
351 String txt = extractPattern(result, Pattern.compile("<textarea [^>]*name='SANs' [^>]*>([^<]*)</textarea>"));
352 String md = extractPattern(result, Pattern.compile("<input type=\"radio\" [^>]*name=\"hash_alg\" value=\"([^\"]*)\" checked='checked'/>"));
353 return new String[] {
354 profileKey, resultingCN, txt, md
358 private String extractPattern(String result, Pattern p) {
359 Matcher m = p.matcher(result);
360 assertTrue(m.find());
361 String resultingCN = m.group(1);