Examples with TlsType org.xipki.httpserver.v1.jaxb.TlsType used on opensource projects

Example 1 with TlsType

use of org.xipki.httpserver.v1.jaxb.TlsType in project xipki by xipki.

the class HttpServers method buildSslContext.

private SslContext buildSslContext(HttpserverType conf) throws Exception {
    TlsType tt = conf.getTls();
    if (tt == null) {
        return null;
    }
    KeystoreType kst = tt.getKeystore();
    SslContextBuilder builder;
    // key and certificate
    if (kst == null) {
        throw new IllegalArgumentException("no keystore is configured");
    } else {
        char[] kstPwd = passwordResolver.resolvePassword(kst.getPassword());
        KeyStore ks = loadKeyStore(kst.getType(), kst.getStore(), kstPwd);
        String alias = kst.getKeyAlias();
        if (alias != null) {
            if (!ks.isKeyEntry(alias)) {
                throw new Exception("'" + alias + "' is not a valid key alias");
            }
        } else {
            Enumeration<String> aliases = ks.aliases();
            while (aliases.hasMoreElements()) {
                String al = aliases.nextElement();
                if (ks.isKeyEntry(al)) {
                    alias = al;
                    break;
                }
            }
            if (alias == null) {
                throw new Exception("found no key entries in the keystore");
            }
        }
        char[] keypwd = (kst.getKeyPassword() == null) ? kstPwd : passwordResolver.resolvePassword(kst.getKeyPassword());
        PrivateKey key = (PrivateKey) ks.getKey(alias, keypwd);
        Certificate[] certs = ks.getCertificateChain(alias);
        X509Certificate[] keyCertChain = new X509Certificate[certs.length];
        for (int i = 0; i < certs.length; i++) {
            keyCertChain[i] = (X509Certificate) certs[i];
        }
        builder = SslContextBuilder.forServer(key, keyCertChain);
    }
    boolean opensslAvailable = OpenSsl.isAvailable();
    // providers
    SslProvider sslProvider;
    if (tt.getProvider() == null) {
        if (!opensslAvailable) {
            logOpenSslWarning();
        }
        sslProvider = SslContext.defaultServerProvider();
    } else {
        String providerStr = tt.getProvider();
        String providerStr0 = providerStr.toLowerCase().replaceAll("[^a-z0-9]+", "");
        if ("jdk".equals(providerStr0)) {
            sslProvider = SslProvider.JDK;
        } else if ("openssl".equals(providerStr0) || "opensslrefcnt".equals(providerStr0)) {
            if (!opensslAvailable) {
                logOpenSslWarning();
                throw new Exception("OpenSSL not available");
            }
            sslProvider = "openssl".equals(providerStr0) ? SslProvider.OPENSSL : SslProvider.OPENSSL_REFCNT;
        } else {
            throw new Exception("unknwon SSL provider " + providerStr);
        }
    }
    LOG.info("use SSL provider {}", sslProvider);
    builder.sslProvider(sslProvider);
    List<String> availableProtocols;
    List<String> availableCiphersuits;
    switch(sslProvider) {
        case JDK:
            SSLParameters sslParams = SSLContext.getDefault().getSupportedSSLParameters();
            availableProtocols = Arrays.asList(sslParams.getProtocols());
            availableCiphersuits = Arrays.asList(sslParams.getCipherSuites());
            break;
        case OPENSSL:
        case OPENSSL_REFCNT:
            // any way to get the supported protocols of OpenSSL?
            availableProtocols = Arrays.asList("TLSv1.1", "TLSv1.2");
            availableCiphersuits = new ArrayList<>(OpenSsl.availableJavaCipherSuites());
            break;
        default:
            throw new RuntimeException("should not reach here, unknown SssProvider " + sslProvider);
    }
    // protocols
    List<String> protocols;
    if (tt.getProtocols() != null) {
        protocols = tt.getProtocols().getProtocol();
    } else {
        protocols = Arrays.asList("TLSv1.1", "TLSv1.2");
    }
    final String[] strArray = new String[0];
    Set<String> usedProtocols = new HashSet<>();
    for (String protocol : protocols) {
        boolean added = false;
        for (String supported : availableProtocols) {
            if (protocol.equalsIgnoreCase(supported)) {
                usedProtocols.add(supported);
                added = true;
                break;
            }
        }
        if (!added) {
            LOG.warn("SSL Protocol {} unsupported, ignore it", protocol);
        }
    }
    if (usedProtocols.isEmpty()) {
        throw new Exception("None of the configured SSL protocols is supported");
    }
    LOG.info("use SSL protocols {}", usedProtocols);
    builder.protocols(usedProtocols.toArray(strArray));
    // canonicalize the cipher suites
    boolean cipherWithTls = availableCiphersuits.get(0).startsWith("TLS_");
    // cipher suites
    Set<String> usedCipherSuites = new HashSet<>();
    if (tt.getCiphersuites() != null) {
        for (String cipherSuite : tt.getCiphersuites().getCiphersuite()) {
            if (cipherSuite.length() < 5) {
                LOG.warn("cipher suite {} unsupported, ignore it", cipherSuite);
                continue;
            }
            String adaptedCipher;
            if (cipherWithTls == cipherSuite.startsWith("TLS_")) {
                adaptedCipher = cipherSuite;
            } else {
                if (cipherWithTls) {
                    adaptedCipher = "TLS_" + cipherSuite.substring(4);
                } else {
                    adaptedCipher = "SSL_" + cipherSuite.substring(4);
                }
            }
            boolean added = false;
            for (String supported : availableCiphersuits) {
                if (adaptedCipher.equalsIgnoreCase(supported)) {
                    usedCipherSuites.add(supported);
                    added = true;
                    break;
                }
            }
            if (!added) {
                LOG.warn("SSL cipher suite {} unsupported, ignore it", cipherSuite);
            }
        }
    } else {
        String[] excludeMiddlePatterns = { "_3DES", "_DES", "EMPTY", "EXPORT", "anno", "NULL" };
        String[] excludeEndPatterns = { "MD5", "SHA" };
        for (String cipherSuite : availableCiphersuits) {
            boolean add = true;
            for (String p : excludeMiddlePatterns) {
                if (cipherSuite.contains(p)) {
                    add = false;
                    break;
                }
            }
            if (add) {
                for (String p : excludeEndPatterns) {
                    if (cipherSuite.endsWith(p)) {
                        add = false;
                        break;
                    }
                }
            }
            if (add) {
                usedCipherSuites.add(cipherSuite);
            }
        }
    }
    LOG.info("use SSL cipher suites {}", usedCipherSuites);
    builder.ciphers(usedCipherSuites);
    // client authentication
    ClientAuth clientAuth;
    String str = tt.getClientauth();
    if ("none".equalsIgnoreCase(str)) {
        clientAuth = ClientAuth.NONE;
    } else if ("optional".equalsIgnoreCase(str)) {
        clientAuth = ClientAuth.OPTIONAL;
    } else if ("require".equalsIgnoreCase(str)) {
        clientAuth = ClientAuth.REQUIRE;
    } else {
        throw new Exception("invalid client authentication '" + str + "'");
    }
    builder.clientAuth(clientAuth);
    if (clientAuth != ClientAuth.NONE) {
        TruststoreType tst = tt.getTruststore();
        if (tst == null) {
            throw new Exception("Client authentication is activated, but no truststore is configured");
        }
        char[] pwd = passwordResolver.resolvePassword(tst.getPassword());
        KeyStore ks = loadKeyStore(tst.getType(), tst.getStore(), pwd);
        List<X509Certificate> trustcerts = new LinkedList<>();
        Enumeration<String> aliases = ks.aliases();
        while (aliases.hasMoreElements()) {
            String alias = aliases.nextElement();
            Certificate cert = ks.getCertificate(alias);
            trustcerts.add((X509Certificate) cert);
        }
        if (trustcerts.isEmpty()) {
            throw new Exception("No certificates found int the truststore. Please verify it via" + " JDK's keytool.");
        }
        builder.trustManager(trustcerts.toArray(new X509Certificate[0]));
    }
    return builder.build();
}