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.CertificateException;
20 import java.security.cert.CertificateFactory;
21 import java.security.cert.X509Certificate;
22 import java.text.SimpleDateFormat;
23 import java.util.Arrays;
24 import java.util.Base64;
25 import java.util.Calendar;
26 import java.util.Date;
27 import java.util.TimeZone;
28 import java.util.Vector;
29 import java.util.regex.Matcher;
30 import java.util.regex.Pattern;
32 import org.cacert.gigi.crypto.SPKAC;
33 import org.cacert.gigi.dbObjects.Digest;
34 import org.cacert.gigi.pages.account.certs.CertificateAdd;
35 import org.cacert.gigi.pages.account.certs.CertificateRequest;
36 import org.cacert.gigi.testUtils.ClientTest;
37 import org.cacert.gigi.testUtils.IOUtils;
38 import org.cacert.gigi.util.PEM;
39 import org.junit.Test;
41 import sun.security.pkcs.PKCS7;
42 import sun.security.pkcs.PKCS9Attribute;
43 import sun.security.pkcs10.PKCS10Attribute;
44 import sun.security.pkcs10.PKCS10Attributes;
45 import sun.security.util.ObjectIdentifier;
46 import sun.security.x509.CertificateExtensions;
47 import sun.security.x509.DNSName;
48 import sun.security.x509.ExtendedKeyUsageExtension;
49 import sun.security.x509.GeneralName;
50 import sun.security.x509.GeneralNameInterface;
51 import sun.security.x509.GeneralNames;
52 import sun.security.x509.RFC822Name;
53 import sun.security.x509.SubjectAlternativeNameExtension;
54 import sun.security.x509.X509Key;
56 public class TestCertificateAdd extends ClientTest {
58 KeyPair kp = generateKeypair();
62 public TestCertificateAdd() throws GeneralSecurityException, IOException {
63 TestDomain.addDomain(cookie, uniq + ".tld");
68 public void testSimpleServer() throws IOException, GeneralSecurityException {
69 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
70 CertificateRequest.OID_KEY_USAGE_SSL_SERVER
71 }, new DNSName(uniq + ".tld"));
73 String pem = generatePEMCSR(kp, "CN=a." + uniq + ".tld", atts);
75 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
76 assertArrayEquals(new String[] {
77 "server", "CAcert WoT User", "dns:a." + uniq + ".tld\ndns:" + uniq + ".tld\n", Digest.SHA256.toString()
82 public void testSimpleMail() throws IOException, GeneralSecurityException {
83 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
84 CertificateRequest.OID_KEY_USAGE_EMAIL_PROTECTION
85 }, new DNSName("a." + uniq + ".tld"), new DNSName("b." + uniq + ".tld"), new RFC822Name(email));
87 String pem = generatePEMCSR(kp, "CN=a b", atts, "SHA384WithRSA");
89 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
90 assertArrayEquals(new String[] {
91 "mail", "a b", "email:" + email + "\ndns:a." + uniq + ".tld\ndns:b." + uniq + ".tld\n", Digest.SHA384.toString()
96 public void testSimpleClient() throws IOException, GeneralSecurityException {
97 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
98 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
99 }, new RFC822Name(email));
101 String pem = generatePEMCSR(kp, "CN=a b,email=" + email, atts, "SHA512WithRSA");
103 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
104 assertArrayEquals(new String[] {
105 "client", "a b", "email:" + email + "\n", Digest.SHA512.toString()
110 public void testSPKAC() throws GeneralSecurityException, IOException {
116 public void testIssue() throws IOException, GeneralSecurityException {
117 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
118 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
119 }, new RFC822Name(email));
121 String pem = generatePEMCSR(kp, "CN=a b,email=" + email, atts, "SHA512WithRSA");
123 String[] res = fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
124 assertArrayEquals(new String[] {
125 "client", "a b", "email:" + email + "\n", Digest.SHA512.toString()
128 HttpURLConnection huc = (HttpURLConnection) ncert.openConnection();
129 huc.setRequestProperty("Cookie", cookie);
130 huc.setDoOutput(true);
131 OutputStream out = huc.getOutputStream();
132 out.write(("csrf=" + URLEncoder.encode(csrf, "UTF-8")).getBytes("UTF-8"));
133 out.write(("&CN=CAcert+WoT+User&profile=client&SANs=" + URLEncoder.encode("email:" + email + "\n", "UTF-8")).getBytes("UTF-8"));
134 out.write(("&hash_alg=SHA512&CCA=y").getBytes("UTF-8"));
135 URLConnection uc = authenticate(new URL(huc.getHeaderField("Location") + ".crt"));
136 String crt = IOUtils.readURL(new InputStreamReader(uc.getInputStream(), "UTF-8"));
138 uc = authenticate(new URL(huc.getHeaderField("Location") + ".cer"));
139 byte[] cer = IOUtils.readURL(uc.getInputStream());
140 assertArrayEquals(cer, PEM.decode("CERTIFICATE", crt));
142 uc = authenticate(new URL(huc.getHeaderField("Location") + ".cer?install&chain"));
143 byte[] pkcs7 = IOUtils.readURL(uc.getInputStream());
144 PKCS7 p7 = new PKCS7(pkcs7);
145 byte[] sub = verifyChain(p7.getCertificates());
146 assertArrayEquals(cer, sub);
147 assertEquals("application/x-x509-user-cert", uc.getHeaderField("Content-type"));
149 uc = authenticate(new URL(huc.getHeaderField("Location")));
150 String gui = IOUtils.readURL(uc);
151 assertThat(gui, containsString("clientAuth"));
152 assertThat(gui, containsString("CN=CAcert WoT User"));
153 assertThat(gui, containsString("SHA512withRSA"));
154 assertThat(gui, containsString("RFC822Name: " + email));
158 private byte[] verifyChain(X509Certificate[] x509Certificates) throws GeneralSecurityException {
159 X509Certificate current = null;
162 for (int i = 0; i < x509Certificates.length; i++) {
163 X509Certificate cert = x509Certificates[i];
164 if (current == null) {
165 if (cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
170 if (cert.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
173 if (current.getSubjectX500Principal().equals(cert.getIssuerX500Principal())) {
174 Signature s = Signature.getInstance(cert.getSigAlgName());
175 s.initVerify(current.getPublicKey());
176 s.update(cert.getTBSCertificate());
177 assertTrue(s.verify(cert.getSignature()));
183 return current.getEncoded();
188 public void testValidityPeriodCalendar() throws IOException, GeneralSecurityException {
189 testCertificateValidityRelative(Calendar.YEAR, 2, "2y", true);
190 testCertificateValidityRelative(Calendar.YEAR, 1, "1y", true);
191 testCertificateValidityRelative(Calendar.MONTH, 3, "3m", true);
192 testCertificateValidityRelative(Calendar.MONTH, 7, "7m", true);
193 testCertificateValidityRelative(Calendar.MONTH, 13, "13m", true);
195 testCertificateValidityRelative(Calendar.MONTH, 13, "-1m", false);
199 public void testValidityPeriodWhishStart() throws IOException, GeneralSecurityException {
200 long now = System.currentTimeMillis();
201 final long MS_PER_DAY = 24 * 60 * 60 * 1000;
202 now -= now % MS_PER_DAY;
204 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
205 sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
207 Date start = new Date(now);
208 Date end = new Date(now + MS_PER_DAY * 10);
209 X509Certificate res = createCertWithValidity("&validFrom=" + sdf.format(start) + "&validity=" + sdf.format(end));
211 assertEquals(start, res.getNotBefore());
212 assertEquals(end, res.getNotAfter());
215 private void testCertificateValidityRelative(int field, int amount, String length, boolean shouldsucceed) throws IOException, GeneralSecurityException, UnsupportedEncodingException, MalformedURLException, CertificateException {
216 X509Certificate parsed = createCertWithValidity("&validFrom=now&validity=" + length);
217 if (parsed == null) {
218 assertTrue( !shouldsucceed);
221 assertTrue(shouldsucceed);
224 long now = System.currentTimeMillis();
225 Date start = parsed.getNotBefore();
226 Date end = parsed.getNotAfter();
227 Calendar c = Calendar.getInstance();
228 c.setTimeZone(TimeZone.getTimeZone("UTC"));
230 c.add(field, amount);
231 assertTrue(Math.abs(start.getTime() - now) < 10000);
232 assertEquals(c.getTime(), end);
235 private X509Certificate createCertWithValidity(String validity) throws IOException, GeneralSecurityException, UnsupportedEncodingException, MalformedURLException, CertificateException {
236 PKCS10Attributes atts = buildAtts(new ObjectIdentifier[] {
237 CertificateRequest.OID_KEY_USAGE_SSL_CLIENT
238 }, new RFC822Name(email));
240 String pem = generatePEMCSR(kp, "CN=a b", atts, "SHA512WithRSA");
241 fillOutForm("CSR=" + URLEncoder.encode(pem, "UTF-8"));
243 HttpURLConnection huc = (HttpURLConnection) ncert.openConnection();
244 huc.setRequestProperty("Cookie", cookie);
245 huc.setDoOutput(true);
246 OutputStream out = huc.getOutputStream();
247 out.write(("csrf=" + URLEncoder.encode(csrf, "UTF-8")).getBytes("UTF-8"));
248 out.write(("&profile=client&CN=" + CertificateRequest.DEFAULT_CN + "&SANs=" + URLEncoder.encode("email:" + email + "\n", "UTF-8")).getBytes("UTF-8"));
249 out.write(("&hash_alg=SHA512&CCA=y&").getBytes("UTF-8"));
250 out.write(validity.getBytes("UTF-8"));
252 String certurl = huc.getHeaderField("Location");
253 if (certurl == null) {
256 URLConnection uc = authenticate(new URL(certurl + ".crt"));
257 String crt = IOUtils.readURL(new InputStreamReader(uc.getInputStream(), "UTF-8"));
259 CertificateFactory cf = CertificateFactory.getInstance("X.509");
260 X509Certificate parsed = (X509Certificate) cf.generateCertificate(new ByteArrayInputStream(crt.getBytes("UTF-8")));
264 private URLConnection authenticate(URL url) throws IOException {
265 URLConnection uc = url.openConnection();
266 uc.setRequestProperty("Cookie", cookie);
270 protected String testSPKAC(boolean correctChallange) throws GeneralSecurityException, IOException {
271 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
272 uc.setRequestProperty("Cookie", cookie);
273 String s = IOUtils.readURL(uc);
275 csrf = extractPattern(s, Pattern.compile("<input [^>]*name='csrf' [^>]*value='([^']*)'>"));
276 String challenge = extractPattern(s, Pattern.compile("<keygen [^>]*name=\"SPKAC\" [^>]*challenge=\"([^\"]*)\"/>"));
278 SPKAC spk = new SPKAC((X509Key) kp.getPublic(), challenge + (correctChallange ? "" : "b"));
279 Signature sign = Signature.getInstance("SHA512WithRSA");
280 sign.initSign(kp.getPrivate());
282 String[] res = fillOutFormDirect("SPKAC=" + URLEncoder.encode(Base64.getEncoder().encodeToString(spk.getEncoded(sign)), "UTF-8"));
283 if ( !correctChallange) {
284 fail("Should not succeed with wrong challange.");
286 assertArrayEquals(new String[] {
287 "client", CertificateRequest.DEFAULT_CN, "", Digest.SHA512.toString()
290 assertTrue(e.getMessage().startsWith("<div>Challenge mismatch"));
295 private PKCS10Attributes buildAtts(ObjectIdentifier[] ekuOIDs, GeneralNameInterface... SANs) throws IOException {
296 CertificateExtensions attributeValue = new CertificateExtensions();
297 GeneralNames names = new GeneralNames();
299 for (GeneralNameInterface name : SANs) {
300 names.add(new GeneralName(name));
302 attributeValue.set("SANs", new SubjectAlternativeNameExtension(names));
303 PKCS10Attributes atts = new PKCS10Attributes(new PKCS10Attribute[] {
304 new PKCS10Attribute(PKCS9Attribute.EXTENSION_REQUEST_OID, attributeValue)
306 ExtendedKeyUsageExtension eku = new ExtendedKeyUsageExtension(//
307 new Vector<>(Arrays.<ObjectIdentifier>asList(ekuOIDs)));
308 attributeValue.set("eku", eku);
312 private final URL ncert = new URL("https://" + getServerName() + CertificateAdd.PATH);
314 private String[] fillOutForm(String pem) throws IOException {
315 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
316 uc.setRequestProperty("Cookie", cookie);
318 return fillOutFormDirect(pem);
322 private String[] fillOutFormDirect(String pem) throws IOException {
324 HttpURLConnection uc = (HttpURLConnection) ncert.openConnection();
325 uc.setRequestProperty("Cookie", cookie);
326 uc.setDoOutput(true);
327 uc.getOutputStream().write(("csrf=" + URLEncoder.encode(csrf, "UTF-8") + "&" + pem).getBytes("UTF-8"));
328 uc.getOutputStream().flush();
330 return extractFormData(uc);
333 private String[] extractFormData(HttpURLConnection uc) throws IOException, Error {
334 String result = IOUtils.readURL(uc);
335 if (result.contains("<div class='formError'>")) {
336 String s = fetchStartErrorMessage(result);
340 String profileKey = extractPattern(result, Pattern.compile("<option value=\"([^\"]*)\" selected>"));
341 String resultingCN = extractPattern(result, Pattern.compile("<input [^>]*name='CN' [^>]*value='([^']*)'/>"));
342 String txt = extractPattern(result, Pattern.compile("<textarea [^>]*name='SANs' [^>]*>([^<]*)</textarea>"));
343 String md = extractPattern(result, Pattern.compile("<input type=\"radio\" [^>]*name=\"hash_alg\" value=\"([^\"]*)\" checked='checked'/>"));
344 return new String[] {
345 profileKey, resultingCN, txt, md
349 private String extractPattern(String result, Pattern p) {
350 Matcher m = p.matcher(result);
351 assertTrue(m.find());
352 String resultingCN = m.group(1);