diff options
Diffstat (limited to 'bkucommon/src/main/java/at')
| -rw-r--r-- | bkucommon/src/main/java/at/gv/egiz/bku/conf/Configurator.java | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/conf/Configurator.java b/bkucommon/src/main/java/at/gv/egiz/bku/conf/Configurator.java new file mode 100644 index 00000000..9a1e7020 --- /dev/null +++ b/bkucommon/src/main/java/at/gv/egiz/bku/conf/Configurator.java @@ -0,0 +1,351 @@ +package at.gv.egiz.bku.conf;
+
+import iaik.security.ecc.provider.ECCProvider;
+import iaik.security.provider.IAIK;
+import iaik.xml.crypto.XSecProvider;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+import java.security.InvalidAlgorithmParameterException;
+import java.security.NoSuchAlgorithmException;
+import java.security.Provider;
+import java.security.Security;
+import java.security.cert.CertStore;
+import java.security.cert.CertificateException;
+import java.security.cert.CertificateFactory;
+import java.security.cert.CollectionCertStoreParameters;
+import java.security.cert.LDAPCertStoreParameters;
+import java.security.cert.PKIXBuilderParameters;
+import java.security.cert.TrustAnchor;
+import java.security.cert.X509CertSelector;
+import java.security.cert.X509Certificate;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Properties;
+import java.util.Set;
+
+import javax.net.ssl.CertPathTrustManagerParameters;
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.KeyManager;
+import javax.net.ssl.ManagerFactoryParameters;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.TrustManagerFactory;
+import javax.net.ssl.X509TrustManager;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import at.gv.egiz.bku.binding.DataUrl;
+import at.gv.egiz.bku.binding.DataUrlConnection;
+import at.gv.egiz.bku.slcommands.impl.xsect.DataObject;
+import at.gv.egiz.bku.slcommands.impl.xsect.STALProvider;
+import at.gv.egiz.bku.slexceptions.SLRuntimeException;
+
+public abstract class Configurator {
+ private Log log = LogFactory.getLog(Configurator.class);
+
+ protected Properties properties;
+
+ protected Configurator() {
+ }
+
+ protected abstract File getCertDir();
+
+ protected abstract File getCADir();
+
+ protected abstract InputStream getManifest();
+
+ private Set<TrustAnchor> getCACerts() throws IOException,
+ CertificateException {
+ Set<TrustAnchor> caCerts = new HashSet<TrustAnchor>();
+ File caDir = getCADir();
+ if (caDir != null) {
+ if (!caDir.isDirectory()) {
+ log.error("Expecting directory as SSL.caDirectory parameter");
+ throw new SLRuntimeException(
+ "Expecting directory as SSL.caDirectory parameter");
+ }
+ CertificateFactory cf = CertificateFactory.getInstance("X.509");
+ for (File f : caDir.listFiles()) {
+ try {
+ FileInputStream fis = new FileInputStream(f);
+ X509Certificate cert = (X509Certificate) cf.generateCertificate(fis);
+ fis.close();
+ log.debug("Adding trusted cert " + cert.getSubjectDN());
+ caCerts.add(new TrustAnchor(cert, null));
+ } catch (Exception e) {
+ log.error("Cannot add trusted ca", e);
+ }
+ }
+ return caCerts;
+
+ } else {
+ log.warn("No CA certificates configured");
+ }
+ return null;
+ }
+
+ protected List<CertStore> getCertstore() throws IOException,
+ CertificateException, InvalidAlgorithmParameterException,
+ NoSuchAlgorithmException {
+ List<CertStore> resultList = new ArrayList<CertStore>();
+ File certDir = getCertDir();
+ if (certDir != null) {
+ if (!certDir.isDirectory()) {
+ log.error("Expecting directory as SSL.certDirectory parameter");
+ throw new SLRuntimeException(
+ "Expecting directory as SSL.certDirectory parameter");
+ }
+ List<X509Certificate> certCollection = new LinkedList<X509Certificate>();
+ CertificateFactory cf = CertificateFactory.getInstance("X.509");
+ for (File f : certDir.listFiles()) {
+ try {
+ FileInputStream fis = new FileInputStream(f);
+ X509Certificate cert = (X509Certificate) cf.generateCertificate(fis);
+ certCollection.add(cert);
+ fis.close();
+ log
+ .trace("Added following cert to certstore: "
+ + cert.getSubjectDN());
+ } catch (Exception ex) {
+ log.error("Cannot add certificate", ex);
+ }
+ }
+ CollectionCertStoreParameters csp = new CollectionCertStoreParameters(
+ certCollection);
+ resultList.add(CertStore.getInstance("Collection", csp));
+ log.info("Added collection certstore");
+ } else {
+ log.warn("No certstore directory configured");
+ }
+ String ldapHost = getProperty("SSL.ldapServer");
+ if ((ldapHost != null) && (!"".equals(ldapHost))) {
+ String ldapPortString = getProperty("SSL.ldapPort");
+ int ldapPort = 389;
+ if (ldapPortString != null) {
+ try {
+ ldapPort = Integer.parseInt(ldapPortString);
+ } catch (NumberFormatException nfe) {
+ log.error("Invalid ldap port, using default 389");
+ }
+ } else {
+ log.warn("ldap port not specified, using default 389");
+ }
+ LDAPCertStoreParameters ldapParams = new LDAPCertStoreParameters(
+ ldapHost, ldapPort);
+ resultList.add(CertStore.getInstance("LDAP", ldapParams));
+ log.info("Added LDAP certstore");
+ }
+ return resultList;
+ }
+
+ protected void configUrlConnections() {
+ HttpsURLConnection.setFollowRedirects(false);
+ HttpURLConnection.setFollowRedirects(false);
+ }
+
+ protected void configureProviders() {
+ log.debug("Registering security providers");
+ Security.insertProviderAt(new IAIK(), 1);
+ Security.insertProviderAt(new ECCProvider(false), 2);
+ Security.addProvider(new STALProvider());
+ XSecProvider.addAsProvider(false);
+ StringBuilder sb = new StringBuilder();
+ sb.append("Registered providers: ");
+ int i = 1;
+ for (Provider prov : Security.getProviders()) {
+ sb.append((i++) + ". : " + prov);
+ }
+ log.debug(sb.toString());
+ }
+
+ protected void configViewer() {
+ String bv = properties.getProperty("ValidateHashDataInputs");
+ if (bv != null) {
+ DataObject.enableHashDataInputValidation(Boolean.parseBoolean(bv));
+ } else {
+ log.warn("ValidateHashDataInputs not set, falling back to default");
+ }
+ }
+
+ public void configureNetwork() {
+ String proxy = getProperty("HTTPProxyHost");
+ String portString = getProperty("HTTPProxyPort");
+ if ((proxy == null) || (proxy.equals(""))) {
+ log.info("No proxy configured");
+ } else {
+ log.info("Setting proxy to: " + proxy + ":" + portString);
+ System.setProperty("proxyHost", proxy);
+ System.setProperty("proxyPort", portString);
+ }
+ String timeout = getProperty("DefaultSocketTimeout");
+ if ((timeout != null) && (!timeout.equals(""))) {
+ System.setProperty("sun.net.client.defaultConnectTimeout", timeout);
+ }
+ }
+
+ public void configureVersion() {
+ Properties p = new Properties();
+ try {
+ InputStream is = getManifest();
+ if (is != null) {
+ p.load(getManifest());
+ String version = p.getProperty("Implementation-Build");
+ properties.setProperty(DataUrlConnection.USER_AGENT_PROPERTY_KEY,
+ "citizen-card-environment/1.2 MOCCA " + version);
+ DataUrl.setConfiguration(properties);
+ log
+ .debug("Setting user agent to: "
+ + properties
+ .getProperty(DataUrlConnection.USER_AGENT_PROPERTY_KEY));
+ } else {
+ log.warn("Cannot read manifest");
+ properties.setProperty(DataUrlConnection.USER_AGENT_PROPERTY_KEY,
+ "citizen-card-environment/1.2 MOCCA UNKNOWN");
+ DataUrl.setConfiguration(properties);
+ }
+ } catch (IOException e) {
+ log.error(e);
+ }
+ }
+
+ public void configure() {
+ configureProviders();
+ configUrlConnections();
+ configViewer();
+ configureSSL();
+ configureVersion();
+ configureNetwork();
+ }
+
+ public void setConfiguration(Properties props) {
+ this.properties = props;
+ }
+
+ public String getProperty(String key) {
+ if (properties != null) {
+ return properties.getProperty(key);
+ }
+ return null;
+ }
+
+ public void configureSSL() {
+ Set<TrustAnchor> caCerts = null;
+ try {
+ caCerts = getCACerts();
+ } catch (Exception e1) {
+ log.error("Cannot load CA certificates", e1);
+ }
+ List<CertStore> certStoreList = null;
+ try {
+ certStoreList = getCertstore();
+ } catch (Exception e1) {
+ log.error("Cannot load certstore certificates", e1);
+ }
+ String aia = getProperty("SSL.useAIA");
+ if ((aia == null) || (aia.equals(""))) {
+ System.setProperty("com.sun.security.enableAIAcaIssuers", "true");
+ } else {
+ System.setProperty("com.sun.security.enableAIAcaIssuers", aia);
+ }
+ String lifetime = getProperty("SSL.cache.lifetime");
+ if ((lifetime == null) || (lifetime.equals(""))) {
+ System.setProperty("sun.security.certpath.ldap.cache.lifetime", "0");
+ } else {
+ System.setProperty("sun.security.certpath.ldap.cache.lifetime", lifetime);
+ }
+ X509CertSelector selector = new X509CertSelector();
+ PKIXBuilderParameters pkixParams;
+ try {
+ pkixParams = new PKIXBuilderParameters(caCerts, selector);
+ if ((getProperty("SSL.doRevocationChecking") != null)
+ && (Boolean.valueOf(getProperty("SSL.doRevocationChecking")))) {
+ log.info("Enable revocation checking");
+ System.setProperty("com.sun.security.enableCRLDP", "true");
+ Security.setProperty("ocsp.enable", "true");
+ } else {
+ log.warn("Revocation checking disabled");
+ }
+ for (CertStore cs : certStoreList) {
+ pkixParams.addCertStore(cs);
+ }
+ ManagerFactoryParameters trustParams = new CertPathTrustManagerParameters(
+ pkixParams);
+ TrustManagerFactory trustFab;
+ trustFab = TrustManagerFactory.getInstance("PKIX");
+ trustFab.init(trustParams);
+ KeyManager[] km = null;
+ SSLContext sslCtx = SSLContext
+ .getInstance(getProperty("SSL.sslProtocol"));
+ String disableAll = getProperty("SSL.disableAllChecks");
+ if ((disableAll != null) && (Boolean.parseBoolean(disableAll))) {
+ log.warn("--------------------------------------");
+ log.warn(" Disabling SSL Certificate Validation ");
+ log.warn("--------------------------------------");
+
+ sslCtx.init(km, new TrustManager[] { new MyTrustManager(caCerts,
+ certStoreList) }, null);
+ } else {
+ sslCtx.init(km, trustFab.getTrustManagers(), null);
+ }
+ HttpsURLConnection.setDefaultSSLSocketFactory(sslCtx.getSocketFactory());
+ } catch (Exception e) {
+ log.error("Cannot configure SSL", e);
+ }
+ String disableAll = getProperty("SSL.disableAllChecks");
+ if ((disableAll != null) && (Boolean.parseBoolean(disableAll))) {
+ log.warn("---------------------------------");
+ log.warn(" Disabling Hostname Verification ");
+ log.warn("---------------------------------");
+ HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
+ @Override
+ public boolean verify(String hostname, SSLSession session) {
+ return true;
+ }
+ });
+ }
+ }
+
+ private static class MyTrustManager implements X509TrustManager {
+ private static Log log = LogFactory.getLog(MyTrustManager.class);
+ private X509Certificate[] trustedCerts;
+
+ public MyTrustManager(Set<TrustAnchor> caCerts, List<CertStore> cs) {
+ trustedCerts = new X509Certificate[caCerts.size()];
+ int i = 0;
+ for (Iterator<TrustAnchor> it = caCerts.iterator(); it.hasNext();) {
+ TrustAnchor ta = it.next();
+ trustedCerts[i++] = ta.getTrustedCert();
+ }
+ }
+
+ @Override
+ public void checkClientTrusted(X509Certificate[] arg0, String arg1)
+ throws CertificateException {
+ log.error("Did not expect this method to get called");
+ throw new CertificateException("Method not implemented");
+ }
+
+ @Override
+ public void checkServerTrusted(X509Certificate[] certs, String arg1)
+ throws CertificateException {
+ log.warn("-------------------------------------");
+ log.warn("SSL Certificate Validation Disabled !");
+ log.warn("-------------------------------------");
+ }
+
+ @Override
+ public X509Certificate[] getAcceptedIssuers() {
+ return trustedCerts;
+ }
+ }
+}
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