package org.argeo.cms.internal.kernel;
+import static org.argeo.cms.internal.kernel.KernelUtils.getOsgiInstanceDir;
+
import java.io.File;
import java.io.IOException;
+import java.net.URL;
+import java.security.KeyStore;
+import java.security.Provider;
+import java.security.Security;
+import java.util.Arrays;
+
+import javax.security.auth.Subject;
+import javax.security.auth.callback.Callback;
+import javax.security.auth.callback.CallbackHandler;
+import javax.security.auth.callback.NameCallback;
+import javax.security.auth.callback.PasswordCallback;
+import javax.security.auth.callback.UnsupportedCallbackException;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+import javax.security.auth.x500.X500Principal;
-import javax.jcr.RepositoryException;
-
-import org.apache.commons.io.FileUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.argeo.cms.CmsException;
-import org.argeo.cms.KernelHeader;
-import org.argeo.cms.internal.useradmin.SimpleJcrSecurityModel;
-import org.argeo.cms.internal.useradmin.jackrabbit.JackrabbitUserAdminService;
-import org.argeo.osgi.useradmin.AbstractLdapUserAdmin;
-import org.argeo.osgi.useradmin.LdapUserAdmin;
-import org.argeo.osgi.useradmin.LdifUserAdmin;
-import org.argeo.security.OsAuthenticationToken;
-import org.argeo.security.UserAdminService;
-import org.argeo.security.core.InternalAuthentication;
-import org.argeo.security.core.InternalAuthenticationProvider;
-import org.argeo.security.core.OsAuthenticationProvider;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.ServiceRegistration;
-import org.osgi.service.useradmin.Role;
-import org.osgi.service.useradmin.UserAdmin;
-import org.springframework.security.authentication.AnonymousAuthenticationProvider;
-import org.springframework.security.authentication.AnonymousAuthenticationToken;
-import org.springframework.security.authentication.AuthenticationManager;
-import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
-import org.springframework.security.core.Authentication;
-import org.springframework.security.core.AuthenticationException;
-import org.springframework.security.provisioning.UserDetailsManager;
-
-/** Authentication and user management. */
-class NodeSecurity implements AuthenticationManager {
- private final static Log log = LogFactory.getLog(NodeSecurity.class);
-
- private final BundleContext bundleContext;
-
- private final OsAuthenticationProvider osAuth;
- private final InternalAuthenticationProvider internalAuth;
- private final AnonymousAuthenticationProvider anonymousAuth;
- private final JackrabbitUserAdminService userAdminService;
- private final NodeUserAdmin userAdmin;
-
- private ServiceRegistration<AuthenticationManager> authenticationManagerReg;
- private ServiceRegistration<UserAdminService> userAdminServiceReg;
- private ServiceRegistration<UserDetailsManager> userDetailsManagerReg;
-
- private ServiceRegistration<UserAdmin> userAdminReg;
-
- public NodeSecurity(BundleContext bundleContext, JackrabbitNode node)
- throws RepositoryException {
- this.bundleContext = bundleContext;
-
- osAuth = new OsAuthenticationProvider();
- internalAuth = new InternalAuthenticationProvider(
- Activator.getSystemKey());
- anonymousAuth = new AnonymousAuthenticationProvider(
- Activator.getSystemKey());
-
- // user admin
- userAdminService = new JackrabbitUserAdminService();
- userAdminService.setRepository(node);
- userAdminService.setSecurityModel(new SimpleJcrSecurityModel());
- userAdminService.init();
-
- userAdmin = new NodeUserAdmin();
-
- String baseDn = "dc=example,dc=com";
- String userAdminUri = KernelUtils
- .getFrameworkProp(KernelConstants.USERADMIN_URI);
- if (userAdminUri == null)
- userAdminUri = getClass().getResource(baseDn + ".ldif").toString();
-
- AbstractLdapUserAdmin businessRoles;
- if (userAdminUri.startsWith("ldap"))
- businessRoles = new LdapUserAdmin(userAdminUri);
- else {
- businessRoles = new LdifUserAdmin(userAdminUri);
- }
- businessRoles.init();
- userAdmin.addUserAdmin(baseDn, businessRoles);
+import org.argeo.cms.auth.AuthConstants;
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
+
+/** Low-level kernel security */
+class NodeSecurity implements KernelConstants {
+ public final static int HARDENED = 3;
+ public final static int STAGING = 2;
+ public final static int DEV = 1;
+
+ private final boolean firstInit;
+
+ private final Subject kernelSubject;
+ private int securityLevel = STAGING;
+
+ private final File keyStoreFile;
+
+ public NodeSecurity() {
+ // Configure JAAS first
+ URL url = getClass().getClassLoader().getResource(
+ KernelConstants.JAAS_CONFIG);
+ System.setProperty("java.security.auth.login.config",
+ url.toExternalForm());
+ // log.debug("JASS config: " + url.toExternalForm());
+ // disable Jetty autostart
+ // System.setProperty("org.eclipse.equinox.http.jetty.autostart",
+ // "false");
+
+ firstInit = !new File(getOsgiInstanceDir(), DIR_NODE).exists();
+
+ this.keyStoreFile = new File(KernelUtils.getOsgiInstanceDir(),
+ "node.p12");
+ this.kernelSubject = logInKernel();
+ }
- File osgiInstanceDir = KernelUtils.getOsgiInstanceDir();
- File homeDir = new File(osgiInstanceDir, "node");
+ private Subject logInKernel() {
+ final Subject kernelSubject = new Subject();
+ createKeyStoreIfNeeded();
+
+ CallbackHandler cbHandler = new CallbackHandler() {
+
+ @Override
+ public void handle(Callback[] callbacks) throws IOException,
+ UnsupportedCallbackException {
+ // alias
+ ((NameCallback) callbacks[1])
+ .setName(AuthConstants.ROLE_KERNEL);
+ // store pwd
+ ((PasswordCallback) callbacks[2]).setPassword("changeit"
+ .toCharArray());
+ // key pwd
+ ((PasswordCallback) callbacks[3]).setPassword("changeit"
+ .toCharArray());
+ }
+ };
+ try {
+ LoginContext kernelLc = new LoginContext(
+ KernelConstants.LOGIN_CONTEXT_KERNEL, kernelSubject,
+ cbHandler);
+ kernelLc.login();
+ } catch (LoginException e) {
+ throw new CmsException("Cannot log in kernel", e);
+ }
+ return kernelSubject;
+ }
- String baseNodeRoleDn = KernelConstants.ROLES_BASEDN;
- File nodeRolesFile = new File(homeDir, baseNodeRoleDn + ".ldif");
+ void destroy() {
+ // Logout kernel
try {
- FileUtils.copyInputStreamToFile(
- getClass().getResourceAsStream("demo.ldif"), nodeRolesFile);
- } catch (IOException e) {
- throw new CmsException("Cannot copy demo resource", e);
+ LoginContext kernelLc = new LoginContext(
+ KernelConstants.LOGIN_CONTEXT_KERNEL, kernelSubject);
+ kernelLc.logout();
+ } catch (LoginException e) {
+ throw new CmsException("Cannot log out kernel", e);
}
- LdifUserAdmin nodeRoles = new LdifUserAdmin(nodeRolesFile.toURI()
- .toString());
- nodeRoles.setExternalRoles(userAdmin);
- nodeRoles.init();
- // nodeRoles.createRole(KernelHeader.ROLE_ADMIN, Role.GROUP);
- userAdmin.addUserAdmin(baseNodeRoleDn, nodeRoles);
+ Security.removeProvider(SECURITY_PROVIDER);
}
- public void publish() {
- authenticationManagerReg = bundleContext.registerService(
- AuthenticationManager.class, this, null);
- userAdminServiceReg = bundleContext.registerService(
- UserAdminService.class, userAdminService, null);
- userDetailsManagerReg = bundleContext.registerService(
- UserDetailsManager.class, userAdminService, null);
- userAdminReg = bundleContext.registerService(UserAdmin.class,
- userAdmin, null);
+ public Subject getKernelSubject() {
+ return kernelSubject;
}
- void destroy() {
- try {
- userAdminService.destroy();
- } catch (RepositoryException e) {
- log.error("Error while destroying Jackrabbit useradmin");
+ public synchronized int getSecurityLevel() {
+ return securityLevel;
+ }
+
+ public boolean isFirstInit() {
+ return firstInit;
+ }
+
+ public void setSecurityLevel(int newValue) {
+ if (newValue != STAGING || newValue != DEV)
+ throw new CmsException("Invalid value for security level "
+ + newValue);
+ if (newValue >= securityLevel)
+ throw new CmsException(
+ "Impossible to increase security level (from "
+ + securityLevel + " to " + newValue + ")");
+ securityLevel = newValue;
+ }
+
+ private void createKeyStoreIfNeeded() {
+ char[] ksPwd = "changeit".toCharArray();
+ char[] keyPwd = Arrays.copyOf(ksPwd, ksPwd.length);
+ if (!keyStoreFile.exists()) {
+ try {
+ keyStoreFile.getParentFile().mkdirs();
+ KeyStore keyStore = PkiUtils.getKeyStore(keyStoreFile, ksPwd);
+ PkiUtils.generateSelfSignedCertificate(keyStore,
+ new X500Principal(AuthConstants.ROLE_KERNEL), keyPwd);
+ PkiUtils.saveKeyStore(keyStoreFile, ksPwd, keyStore);
+ } catch (Exception e) {
+ throw new CmsException("Cannot create key store "
+ + keyStoreFile, e);
+ }
}
- userDetailsManagerReg.unregister();
- userAdminServiceReg.unregister();
- authenticationManagerReg.unregister();
+ }
- // userAdmin.destroy();
- userAdminReg.unregister();
+ File getHttpServerKeyStore() {
+ return keyStoreFile;
}
- @Override
- public Authentication authenticate(Authentication authentication)
- throws AuthenticationException {
- Authentication auth = null;
- if (authentication instanceof InternalAuthentication)
- auth = internalAuth.authenticate(authentication);
- else if (authentication instanceof AnonymousAuthenticationToken)
- auth = anonymousAuth.authenticate(authentication);
- else if (authentication instanceof UsernamePasswordAuthenticationToken)
- auth = userAdminService.authenticate(authentication);
- else if (authentication instanceof OsAuthenticationToken)
- auth = osAuth.authenticate(authentication);
- if (auth == null)
- throw new CmsException("Could not authenticate " + authentication);
- return auth;
+ private final static String SECURITY_PROVIDER = "BC";// Bouncy Castle
+ private final static Log log;
+ static {
+ log = LogFactory.getLog(NodeSecurity.class);
+ // Make Bouncy Castle the default provider
+ Provider provider = new BouncyCastleProvider();
+ int position = Security.insertProviderAt(provider, 1);
+ if (position == -1)
+ log.error("Provider " + provider.getName()
+ + " already installed and could not be set as default");
+ Provider defaultProvider = Security.getProviders()[0];
+ if (!defaultProvider.getName().equals(SECURITY_PROVIDER))
+ log.error("Provider name is " + defaultProvider.getName()
+ + " but it should be " + SECURITY_PROVIDER);
}
}