package org.argeo.cms.auth;
import java.io.IOException;
-import java.util.Collection;
+import java.security.cert.X509Certificate;
+import java.util.Base64;
+import java.util.Locale;
import java.util.Map;
+import java.util.StringTokenizer;
import javax.security.auth.Subject;
import javax.security.auth.callback.Callback;
import javax.security.auth.login.LoginException;
import javax.security.auth.spi.LoginModule;
import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
-import org.argeo.cms.CmsException;
-import org.argeo.cms.internal.kernel.WebCmsSessionImpl;
+import org.argeo.cms.internal.kernel.Activator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkUtil;
-import org.osgi.framework.InvalidSyntaxException;
-import org.osgi.framework.ServiceReference;
import org.osgi.service.http.HttpContext;
import org.osgi.service.useradmin.Authorization;
+/** Use the HTTP session as the basis for authentication. */
public class HttpSessionLoginModule implements LoginModule {
private final static Log log = LogFactory.getLog(HttpSessionLoginModule.class);
private Map<String, Object> sharedState = null;
private HttpServletRequest request = null;
+ private HttpServletResponse response = null;
private BundleContext bc;
private Authorization authorization;
+ private Locale locale;
@SuppressWarnings("unchecked")
@Override
return false;
}
request = httpCallback.getRequest();
- if (request == null)
- return false;
- authorization = (Authorization) request.getAttribute(HttpContext.AUTHORIZATION);
- if (authorization == null) {// search by session ID
- String httpSessionId = request.getSession().getId();
- // authorization = (Authorization)
- // request.getSession().getAttribute(HttpContext.AUTHORIZATION);
- // if (authorization == null) {
- Collection<ServiceReference<WebCmsSession>> sr;
- try {
- sr = bc.getServiceReferences(WebCmsSession.class,
- "(" + WebCmsSession.CMS_SESSION_ID + "=" + httpSessionId + ")");
- } catch (InvalidSyntaxException e) {
- throw new CmsException("Cannot get CMS session for id " + httpSessionId, e);
- }
- if (sr.size() == 1) {
- WebCmsSession cmsSession = bc.getService(sr.iterator().next());
+ if (request == null) {
+ HttpSession httpSession = httpCallback.getHttpSession();
+ if (httpSession == null)
+ return false;
+ // TODO factorize with below
+ String httpSessionId = httpSession.getId();
+ if (log.isTraceEnabled())
+ log.trace("HTTP login: " + request.getPathInfo() + " #" + httpSessionId);
+ CmsSession cmsSession = CmsAuthUtils.cmsSessionFromHttpSession(bc, httpSessionId);
+ if (cmsSession != null) {
authorization = cmsSession.getAuthorization();
+ locale = cmsSession.getLocale();
if (log.isTraceEnabled())
log.trace("Retrieved authorization from " + cmsSession);
- } else if (sr.size() == 0)
- authorization = null;
- else
- throw new CmsException(sr.size() + ">1 web sessions detected for http session " + httpSessionId);
-
+ }
+ } else {
+ authorization = (Authorization) request.getAttribute(HttpContext.AUTHORIZATION);
+ if (authorization == null) {// search by session ID
+ HttpSession httpSession = request.getSession(false);
+ if (httpSession == null) {
+ // TODO make sure this is always safe
+ if (log.isTraceEnabled())
+ log.trace("Create http session");
+ httpSession = request.getSession(true);
+ }
+ String httpSessionId = httpSession.getId();
+ if (log.isTraceEnabled())
+ log.trace("HTTP login: " + request.getPathInfo() + " #" + httpSessionId);
+ CmsSession cmsSession = CmsAuthUtils.cmsSessionFromHttpSession(bc, httpSessionId);
+ if (cmsSession != null) {
+ authorization = cmsSession.getAuthorization();
+ locale = cmsSession.getLocale();
+ if (log.isTraceEnabled())
+ log.trace("Retrieved authorization from " + cmsSession);
+ }
+ }
+ sharedState.put(CmsAuthUtils.SHARED_STATE_HTTP_REQUEST, request);
+ extractHttpAuth(request);
+ extractClientCertificate(request);
}
- if (authorization == null)
+ if (authorization == null) {
+ if (log.isTraceEnabled())
+ log.trace("HTTP login: " + false);
return false;
- sharedState.put(CmsAuthUtils.SHARED_STATE_AUTHORIZATION, authorization);
- return true;
+ } else {
+ if (log.isTraceEnabled())
+ log.trace("HTTP login: " + true);
+ request.setAttribute(HttpContext.AUTHORIZATION, authorization);
+ return true;
+ }
}
- // private Authorization checkHttp() {
- // Authorization authorization = null;
- // if (request != null) {
- // authorization = (Authorization)
- // request.getAttribute(HttpContext.AUTHORIZATION);
- // if (authorization == null) {
- // String httpSessionId = request.getSession().getId();
- // authorization = (Authorization)
- // request.getSession().getAttribute(HttpContext.AUTHORIZATION);
- // if (authorization == null) {
- // Collection<ServiceReference<WebCmsSession>> sr;
- // try {
- // sr = bc.getServiceReferences(WebCmsSession.class,
- // "(" + WebCmsSession.CMS_SESSION_ID + "=" + httpSessionId + ")");
- // } catch (InvalidSyntaxException e) {
- // throw new CmsException("Cannot get CMS session for id " + httpSessionId,
- // e);
- // }
- // if (sr.size() == 1) {
- // WebCmsSession cmsSession = bc.getService(sr.iterator().next());
- // authorization = cmsSession.getAuthorization();
- // if (log.isTraceEnabled())
- // log.trace("Retrieved authorization from " + cmsSession);
- // } else if (sr.size() == 0)
- // return null;
- // else
- // throw new CmsException(
- // sr.size() + ">1 web sessions detected for http session " +
- // httpSessionId);
- // }
- // }
- // }
- // return authorization;
- // }
-
@Override
public boolean commit() throws LoginException {
- // TODO create CmsSession in another module
- Authorization authorizationToRegister;
- if (authorization == null) {
- authorizationToRegister = (Authorization) sharedState.get(CmsAuthUtils.SHARED_STATE_AUTHORIZATION);
- } else { // this login module did the authorization
- CmsAuthUtils.addAuthentication(subject, authorization);
- authorizationToRegister = authorization;
- }
- if (authorizationToRegister == null) {
- return false;
- }
- if (request == null)
- return false;
- HttpSessionId httpSessionId = registerAuthorization(request, authorizationToRegister);
- if (subject.getPrivateCredentials(HttpSessionId.class).size() == 0)
- subject.getPrivateCredentials().add(httpSessionId);
- else {
- String storedSessionId = subject.getPrivateCredentials(HttpSessionId.class).iterator().next().getValue();
- // if (storedSessionId.equals(httpSessionId.getValue()))
- throw new LoginException(
- "Subject already logged with session " + storedSessionId + " (not " + httpSessionId + ")");
+ byte[] outToken = (byte[]) sharedState.get(CmsAuthUtils.SHARED_STATE_SPNEGO_OUT_TOKEN);
+ if (outToken != null) {
+ response.setHeader(CmsAuthUtils.HEADER_WWW_AUTHENTICATE,
+ "Negotiate " + java.util.Base64.getEncoder().encodeToString(outToken));
}
if (authorization != null) {
- // CmsAuthUtils.addAuthentication(subject, authorization);
+ // Locale locale = request.getLocale();
+ if (locale == null && request != null)
+ locale = request.getLocale();
+ if (locale != null)
+ subject.getPublicCredentials().add(locale);
+ CmsAuthUtils.addAuthorization(subject, authorization);
+ CmsAuthUtils.registerSessionAuthorization(request, subject, authorization, locale);
cleanUp();
return true;
} else {
}
}
- private HttpSessionId registerAuthorization(HttpServletRequest request, Authorization authorization) {
- String httpSessionId = request.getSession().getId();
- if (authorization.getName() != null) {
- request.setAttribute(HttpContext.REMOTE_USER, authorization.getName());
- request.setAttribute(HttpContext.AUTHORIZATION, authorization);
-
- HttpSession httpSession = request.getSession();
- if (httpSession.getAttribute(HttpContext.AUTHORIZATION) == null) {
-
- Collection<ServiceReference<WebCmsSession>> sr;
- try {
- sr = bc.getServiceReferences(WebCmsSession.class,
- "(" + WebCmsSession.CMS_SESSION_ID + "=" + httpSessionId + ")");
- } catch (InvalidSyntaxException e) {
- throw new CmsException("Cannot get CMS session for id " + httpSessionId, e);
- }
- ServiceReference<WebCmsSession> cmsSessionRef;
- if (sr.size() == 1) {
- cmsSessionRef = sr.iterator().next();
- } else if (sr.size() == 0) {
- WebCmsSessionImpl cmsSessionImpl = new WebCmsSessionImpl(httpSessionId, authorization);
- cmsSessionRef = cmsSessionImpl.getServiceRegistration().getReference();
- if (log.isDebugEnabled())
- log.debug("Initialized " + cmsSessionImpl + " for " + authorization.getName());
- } else
- throw new CmsException(sr.size() + " CMS sessions registered for " + httpSessionId);
-
- WebCmsSessionImpl cmsSession = (WebCmsSessionImpl) bc.getService(cmsSessionRef);
- cmsSession.addHttpSession(request);
- if (log.isTraceEnabled())
- log.trace("Added " + request.getServletPath() + " to " + cmsSession + " (" + request.getRequestURI()
- + ")");
- // httpSession.setAttribute(HttpContext.REMOTE_USER,
- // authorization.getName());
- // httpSession.setAttribute(HttpContext.AUTHORIZATION,
- // authorization);
- }
- }
- return new HttpSessionId(httpSessionId);
- }
-
@Override
public boolean abort() throws LoginException {
cleanUp();
@Override
public boolean logout() throws LoginException {
- String httpSessionId;
- if (subject.getPrivateCredentials(HttpSessionId.class).size() == 1)
- httpSessionId = subject.getPrivateCredentials(HttpSessionId.class).iterator().next().getValue();
- else
- return false;
- Collection<ServiceReference<WebCmsSession>> srs;
- try {
- srs = bc.getServiceReferences(WebCmsSession.class,
- "(" + WebCmsSession.CMS_SESSION_ID + "=" + httpSessionId + ")");
- } catch (InvalidSyntaxException e) {
- throw new CmsException("Cannot retrieve CMS session #" + httpSessionId, e);
+ cleanUp();
+ return true;
+ }
+
+ private void extractHttpAuth(final HttpServletRequest httpRequest) {
+ String authHeader = httpRequest.getHeader(CmsAuthUtils.HEADER_AUTHORIZATION);
+ extractHttpAuth(authHeader);
+ }
+
+ private void extractHttpAuth(String authHeader) {
+ if (authHeader != null) {
+ StringTokenizer st = new StringTokenizer(authHeader);
+ if (st.hasMoreTokens()) {
+ String basic = st.nextToken();
+ if (basic.equalsIgnoreCase("Basic")) {
+ try {
+ // TODO manipulate char[]
+ Base64.Decoder decoder = Base64.getDecoder();
+ String credentials = new String(decoder.decode(st.nextToken()), "UTF-8");
+ // log.debug("Credentials: " + credentials);
+ int p = credentials.indexOf(":");
+ if (p != -1) {
+ final String login = credentials.substring(0, p).trim();
+ final char[] password = credentials.substring(p + 1).trim().toCharArray();
+ sharedState.put(CmsAuthUtils.SHARED_STATE_NAME, login);
+ sharedState.put(CmsAuthUtils.SHARED_STATE_PWD, password);
+ } else {
+ throw new IllegalStateException("Invalid authentication token");
+ }
+ } catch (Exception e) {
+ throw new IllegalStateException("Couldn't retrieve authentication", e);
+ }
+ } else if (basic.equalsIgnoreCase("Negotiate")) {
+ String spnegoToken = st.nextToken();
+ Base64.Decoder decoder = Base64.getDecoder();
+ byte[] authToken = decoder.decode(spnegoToken);
+ sharedState.put(CmsAuthUtils.SHARED_STATE_SPNEGO_TOKEN, authToken);
+ }
+ }
}
- if (srs.size() == 0)
- throw new CmsException("No CMS web session found for http session " + httpSessionId);
- else if (srs.size() > 1)
- throw new CmsException(srs.size() + " CMS web sessions found for http session " + httpSessionId);
+ // auth token
+ // String mail = request.getParameter(LdapAttrs.mail.name());
+ // String authPassword = request.getParameter(LdapAttrs.authPassword.name());
+ // if (authPassword != null) {
+ // sharedState.put(CmsAuthUtils.SHARED_STATE_PWD, authPassword);
+ // if (mail != null)
+ // sharedState.put(CmsAuthUtils.SHARED_STATE_NAME, mail);
+ // }
+ }
- WebCmsSessionImpl cmsSession = (WebCmsSessionImpl) bc.getService(srs.iterator().next());
- cmsSession.cleanUp();
- subject.getPrivateCredentials().removeAll(subject.getPrivateCredentials(HttpSessionId.class));
- if (log.isDebugEnabled())
- log.debug("Cleaned up " + cmsSession);
- return true;
+ private void extractClientCertificate(HttpServletRequest req) {
+ X509Certificate[] certs = (X509Certificate[]) req.getAttribute("javax.servlet.request.X509Certificate");
+ if (null != certs && certs.length > 0) {// Servlet container verified the client certificate
+ String certDn = certs[0].getSubjectX500Principal().getName();
+ sharedState.put(CmsAuthUtils.SHARED_STATE_NAME, certDn);
+ sharedState.put(CmsAuthUtils.SHARED_STATE_CERTIFICATE_CHAIN, certs);
+ if (log.isDebugEnabled())
+ log.debug("Client certificate " + certDn + " verified by servlet container");
+ } // Reverse proxy verified the client certificate
+ String clientDnHttpHeader = Activator.getHttpProxySslHeader();
+ if (clientDnHttpHeader != null) {
+ String certDn = req.getHeader(clientDnHttpHeader);
+ // TODO retrieve more cf. https://httpd.apache.org/docs/current/mod/mod_ssl.html
+ // String issuerDn = req.getHeader("SSL_CLIENT_I_DN");
+ if (certDn != null && !certDn.trim().equals("(null)")) {
+ sharedState.put(CmsAuthUtils.SHARED_STATE_NAME, certDn);
+ sharedState.put(CmsAuthUtils.SHARED_STATE_CERTIFICATE_CHAIN, "");
+ if (log.isDebugEnabled())
+ log.debug("Client certificate " + certDn + " verified by reverse proxy");
+ }
+ }
}
}