LDIF user admin persistence based on transactions.
[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / internal / kernel / NodeSecurity.java
index 13ecac4b09c1c599248420b2df2699114b1b3330..f2cffb3ad8d479220c7e0485d93a6699ca6a1e6c 100644 (file)
@@ -2,79 +2,119 @@ package org.argeo.cms.internal.kernel;
 
 import java.io.File;
 import java.io.IOException;
+import java.net.URL;
+import java.nio.file.ProviderNotFoundException;
+import java.security.KeyStore;
+import java.security.Provider;
+import java.security.Security;
+import java.util.Arrays;
 
-import javax.jcr.RepositoryException;
+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 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.AbstractUserDirectory;
 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.argeo.security.crypto.PkiUtils;
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
 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 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(KernelHeader.SECURITY_PROVIDER))
+                       log.error("Provider name is " + defaultProvider.getName()
+                                       + " but it should be " + KernelHeader.SECURITY_PROVIDER);
+       }
 
        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 final Subject kernelSubject;
+
+       // private final OsAuthenticationProvider osAuth;
+       // private final InternalAuthenticationProvider internalAuth;
+       // private final AnonymousAuthenticationProvider anonymousAuth;
+       // private final JackrabbitUserAdminService userAdminService;
 
        private ServiceRegistration<AuthenticationManager> authenticationManagerReg;
-       private ServiceRegistration<UserAdminService> userAdminServiceReg;
-       private ServiceRegistration<UserDetailsManager> userDetailsManagerReg;
+       // private ServiceRegistration<UserAdminService> userAdminServiceReg;
+       // private ServiceRegistration<UserDetailsManager> userDetailsManagerReg;
 
        private ServiceRegistration<UserAdmin> userAdminReg;
 
-       public NodeSecurity(BundleContext bundleContext, JackrabbitNode node)
-                       throws RepositoryException {
+       public NodeSecurity(BundleContext bundleContext) {
+               // Configure JAAS first
+               URL url = getClass().getClassLoader().getResource(
+                               KernelConstants.JAAS_CONFIG);
+               System.setProperty("java.security.auth.login.config",
+                               url.toExternalForm());
+
                this.bundleContext = bundleContext;
+               this.kernelSubject = logKernel();
 
-               osAuth = new OsAuthenticationProvider();
-               internalAuth = new InternalAuthenticationProvider(
-                               Activator.getSystemKey());
-               anonymousAuth = new AnonymousAuthenticationProvider(
-                               Activator.getSystemKey());
+               // 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();
+               // userAdminService = new JackrabbitUserAdminService();
+               // userAdminService.setRepository(node);
+               // userAdminService.setSecurityModel(new SimpleJcrSecurityModel());
+               // userAdminService.init();
 
                userAdmin = new NodeUserAdmin();
 
-               String baseDn = "dc=example,dc=com";
+               File osgiInstanceDir = KernelUtils.getOsgiInstanceDir();
+               File homeDir = new File(osgiInstanceDir, "node");
+               homeDir.mkdirs();
+
                String userAdminUri = KernelUtils
                                .getFrameworkProp(KernelConstants.USERADMIN_URI);
-               if (userAdminUri == null)
-                       userAdminUri = getClass().getResource(baseDn + ".ldif").toString();
+               String baseDn = "dc=example,dc=com";
+               if (userAdminUri == null) {
+                       File businessRolesFile = new File(homeDir, baseDn + ".ldif");
+                       // userAdminUri = getClass().getResource(baseDn +
+                       // ".ldif").toString();
+                       if (!businessRolesFile.exists())
+                               try {
+                                       FileUtils.copyInputStreamToFile(getClass()
+                                                       .getResourceAsStream(baseDn + ".ldif"),
+                                                       businessRolesFile);
+                               } catch (IOException e) {
+                                       throw new CmsException("Cannot copy demo resource", e);
+                               }
+                       userAdminUri = businessRolesFile.toURI().toString();
+               }
 
-               AbstractLdapUserAdmin businessRoles;
+               AbstractUserDirectory businessRoles;
                if (userAdminUri.startsWith("ldap"))
                        businessRoles = new LdapUserAdmin(userAdminUri);
                else {
@@ -83,19 +123,18 @@ class NodeSecurity implements AuthenticationManager {
                businessRoles.init();
                userAdmin.addUserAdmin(baseDn, businessRoles);
 
-               File osgiInstanceDir = KernelUtils.getOsgiInstanceDir();
-               File homeDir = new File(osgiInstanceDir, "node");
-
                String baseNodeRoleDn = KernelHeader.ROLES_BASEDN;
                File nodeRolesFile = new File(homeDir, baseNodeRoleDn + ".ldif");
-               try {
-                       FileUtils.copyInputStreamToFile(
-                                       getClass().getResourceAsStream("demo.ldif"), nodeRolesFile);
-               } catch (IOException e) {
-                       throw new CmsException("Cannot copy demo resource", e);
-               }
+               if (!nodeRolesFile.exists())
+                       try {
+                               FileUtils.copyInputStreamToFile(
+                                               getClass().getResourceAsStream("demo.ldif"),
+                                               nodeRolesFile);
+                       } catch (IOException e) {
+                               throw new CmsException("Cannot copy demo resource", e);
+                       }
                LdifUserAdmin nodeRoles = new LdifUserAdmin(nodeRolesFile.toURI()
-                               .toString());
+                               .toString(), false);
                nodeRoles.setExternalRoles(userAdmin);
                nodeRoles.init();
                // nodeRoles.createRole(KernelHeader.ROLE_ADMIN, Role.GROUP);
@@ -103,47 +142,118 @@ class NodeSecurity implements AuthenticationManager {
 
        }
 
+       private Subject logKernel() {
+               final Subject kernelSubject = new Subject();
+               createKeyStoreIfNeeded();
+
+               CallbackHandler cbHandler = new CallbackHandler() {
+
+                       @Override
+                       public void handle(Callback[] callbacks) throws IOException,
+                                       UnsupportedCallbackException {
+                               // alias
+                               ((NameCallback) callbacks[1]).setName(KernelHeader.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;
+       }
+
        public void publish() {
                authenticationManagerReg = bundleContext.registerService(
                                AuthenticationManager.class, this, null);
-               userAdminServiceReg = bundleContext.registerService(
-                               UserAdminService.class, userAdminService, null);
-               userDetailsManagerReg = bundleContext.registerService(
-                               UserDetailsManager.class, userAdminService, null);
+               // userAdminServiceReg = bundleContext.registerService(
+               // UserAdminService.class, userAdminService, null);
+               // userDetailsManagerReg = bundleContext.registerService(
+               // UserDetailsManager.class, userAdminService, null);
                userAdminReg = bundleContext.registerService(UserAdmin.class,
                                userAdmin, null);
        }
 
        void destroy() {
-               try {
-                       userAdminService.destroy();
-               } catch (RepositoryException e) {
-                       log.error("Error while destroying Jackrabbit useradmin");
-               }
-               userDetailsManagerReg.unregister();
-               userAdminServiceReg.unregister();
+               // try {
+               // userAdminService.destroy();
+               // } catch (RepositoryException e) {
+               // log.error("Error while destroying Jackrabbit useradmin");
+               // }
+               // userDetailsManagerReg.unregister();
+               // userAdminServiceReg.unregister();
                authenticationManagerReg.unregister();
 
                // userAdmin.destroy();
                userAdminReg.unregister();
+
+               // Logout kernel
+               try {
+                       LoginContext kernelLc = new LoginContext(
+                                       KernelConstants.LOGIN_CONTEXT_KERNEL, kernelSubject);
+                       kernelLc.logout();
+               } catch (LoginException e) {
+                       throw new CmsException("Cannot log in kernel", e);
+               }
+
+               Security.removeProvider(KernelHeader.SECURITY_PROVIDER);
+       }
+
+       public NodeUserAdmin getUserAdmin() {
+               return userAdmin;
+       }
+
+       public Subject getKernelSubject() {
+               return kernelSubject;
        }
 
        @Override
        public Authentication authenticate(Authentication authentication)
                        throws AuthenticationException {
-//             throw new UnsupportedOperationException(
-//                             "Authentication manager is deprectaed and should not be used.");
-               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;
+               log.error("Authentication manager is deprectaed and should not be used.");
+               // 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);
+               throw new ProviderNotFoundException(
+                               "Authentication manager is deprectaed and should not be used.");
        }
+
+       private void createKeyStoreIfNeeded() {
+               char[] ksPwd = "changeit".toCharArray();
+               char[] keyPwd = Arrays.copyOf(ksPwd, ksPwd.length);
+               File keyStoreFile = new File(KernelUtils.getOsgiInstanceDir(),
+                               "node.p12");
+               if (!keyStoreFile.exists()) {
+                       try {
+                               keyStoreFile.getParentFile().mkdirs();
+                               KeyStore keyStore = PkiUtils.getKeyStore(keyStoreFile, ksPwd);
+                               PkiUtils.generateSelfSignedCertificate(keyStore,
+                                               new X500Principal(KernelHeader.ROLE_KERNEL), keyPwd);
+                               PkiUtils.saveKeyStore(keyStoreFile, ksPwd, keyStore);
+
+                       } catch (Exception e) {
+                               throw new CmsException("Cannot create key store "
+                                               + keyStoreFile, e);
+                       }
+               }
+       }
+
 }