From 98cdf5c84739362a2d41702f538c370fa3d2c86e Mon Sep 17 00:00:00 2001 From: Thomas Lenz Date: Thu, 18 Feb 2016 11:01:55 +0100 Subject: update error handling and Web based error messages --- .../moa/id/auth/exception/MOAIDException.java | 13 ++ .../moa/id/auth/servlet/AbstractController.java | 211 ++++++++++++++------- .../protocols/AbstractProtocolModulController.java | 5 +- .../protocols/ProtocolFinalizationController.java | 20 +- .../moa/id/util/ErrorResponseUtils.java | 6 +- 5 files changed, 176 insertions(+), 79 deletions(-) (limited to 'id/server/idserverlib/src/main/java') diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/exception/MOAIDException.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/exception/MOAIDException.java index 165fee599..ef6aaa75c 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/exception/MOAIDException.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/exception/MOAIDException.java @@ -79,6 +79,8 @@ public class MOAIDException extends Exception { /** wrapped exception */ private Throwable wrapped; + private Object[] parameters; + /** * Create a new MOAIDException. * @@ -89,6 +91,7 @@ public class MOAIDException extends Exception { public MOAIDException(String messageId, Object[] parameters) { super(MOAIDMessageProvider.getInstance().getMessage(messageId, parameters)); this.messageId = messageId; + this.parameters = parameters; } /** @@ -108,6 +111,7 @@ public class MOAIDException extends Exception { super(MOAIDMessageProvider.getInstance().getMessage(messageId, parameters)); this.messageId = messageId; this.wrapped = wrapped; + this.parameters = parameters; } /** @@ -163,7 +167,16 @@ public class MOAIDException extends Exception { return wrapped; } + + /** + * @return the parameters + */ +public Object[] getParameters() { + return parameters; +} + +/** * Convert this MOAIDException to an ErrorResponse * element from the MOA namespace. * diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java index 26e24f5b4..887692477 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java @@ -22,11 +22,21 @@ */ package at.gv.egovernment.moa.id.auth.servlet; +import java.io.BufferedReader; +import java.io.File; +import java.io.FileInputStream; import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.PrintWriter; +import java.io.StringWriter; +import java.net.URI; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; +import org.apache.velocity.VelocityContext; +import org.apache.velocity.app.VelocityEngine; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.ExceptionHandler; @@ -48,6 +58,7 @@ import at.gv.egovernment.moa.id.storage.ITransactionStorage; import at.gv.egovernment.moa.id.util.ErrorResponseUtils; import at.gv.egovernment.moa.id.util.Random; import at.gv.egovernment.moa.id.util.ServletUtils; +import at.gv.egovernment.moa.id.util.VelocityProvider; import at.gv.egovernment.moa.logging.Logger; import at.gv.egovernment.moa.util.MiscUtil; @@ -59,34 +70,20 @@ public abstract class AbstractController extends MOAIDAuthConstants { public static final String ERROR_CODE_PARAM = "errorid"; + private static final String HTMLTEMPLATESDIR = "htmlTemplates/"; + private static final String HTMLTEMPLATEFULL = "error_message.html"; + @Autowired protected StatisticLogger statisticLogger; @Autowired protected IRequestStorage requestStorage; @Autowired protected ITransactionStorage transactionStorage; @Autowired protected MOAReversionLogger revisionsLogger; @Autowired protected AuthConfiguration authConfig; - - + protected void handleError(String errorMessage, Throwable exceptionThrown, HttpServletRequest req, HttpServletResponse resp, String pendingRequestID) throws IOException { - Throwable loggedException = null; - - if (exceptionThrown != null - && exceptionThrown instanceof ProcessExecutionException) { - ProcessExecutionException procExc = - (ProcessExecutionException) exceptionThrown; - if (procExc.getCause() != null && - procExc.getCause() instanceof TaskExecutionException) { - TaskExecutionException taskExc = (TaskExecutionException) procExc.getCause(); - loggedException = taskExc.getOriginalException(); - - } - } - - if (loggedException == null) - loggedException = exceptionThrown; - - + Throwable loggedException = extractOriginalExceptionFromProcessException(exceptionThrown); + if (!(loggedException instanceof MOAIDException)) { Logger.error("Receive an internal error: Message=" + loggedException.getMessage(), loggedException); @@ -103,13 +100,13 @@ public abstract class AbstractController extends MOAIDAuthConstants { //store error into transaction store try { String key = Random.nextRandom(); - transactionStorage.put(key, exceptionThrown); + transactionStorage.put(key, loggedException); if (key != null && MiscUtil.isNotEmpty(pendingRequestID)) { String redirectURL = null; redirectURL = ServletUtils.getBaseUrl(req); - redirectURL += AbstractProtocolModulController.FINALIZEPROTOCOL_ENDPOINT + redirectURL += "/"+AbstractProtocolModulController.FINALIZEPROTOCOL_ENDPOINT + "?" + ERROR_CODE_PARAM + "=" + key + "&" + MOAIDAuthConstants.PARAM_TARGET_PENDINGREQUESTID + "=" + pendingRequestID; @@ -123,13 +120,13 @@ public abstract class AbstractController extends MOAIDAuthConstants { } else { //Exception can not be stored in database - handleErrorNoRedirect(loggedException, req, resp); + handleErrorNoRedirect(loggedException, req, resp, true); } } catch (MOADatabaseException e) { Logger.warn("Exception can not be stored to Database.", e); - handleErrorNoRedirect(loggedException, req, resp); + handleErrorNoRedirect(loggedException, req, resp, true); } @@ -147,77 +144,60 @@ public abstract class AbstractController extends MOAIDAuthConstants { * @throws IOException */ protected void handleErrorNoRedirect(Throwable throwable, HttpServletRequest req, - HttpServletResponse resp) throws IOException { + HttpServletResponse resp, boolean writeExceptionToStatisticLog) throws IOException { //log Exception into statistic database - statisticLogger.logErrorOperation(throwable); + if (writeExceptionToStatisticLog) + statisticLogger.logErrorOperation(throwable); //write errror to console Logger.error(throwable.getMessage(), throwable); //return error to Web browser - if (throwable instanceof MOAIDException) - MOAIDExceptionHandler(req, resp, (MOAIDException)throwable); + if (throwable instanceof MOAIDException || throwable instanceof ProcessExecutionException) + MOAIDExceptionHandler(req, resp, (Exception)throwable); else - GenericExceptionHandler(req, resp, (Exception)throwable); + GenericExceptionHandler(resp, (Exception)throwable); } @ExceptionHandler({MOAIDException.class}) - public void MOAIDExceptionHandler(HttpServletRequest req, HttpServletResponse resp, MOAIDException e) throws IOException { + public void MOAIDExceptionHandler(HttpServletRequest req, HttpServletResponse resp, Exception e) throws IOException { if (e instanceof ProtocolNotActiveException) { resp.getWriter().write(e.getMessage()); resp.setContentType("text/html;charset=UTF-8"); resp.sendError(HttpServletResponse.SC_FORBIDDEN, e.getMessage()); - return; } else if (e instanceof AuthnRequestValidatorException) { AuthnRequestValidatorException ex = (AuthnRequestValidatorException)e; //log Error Message - statisticLogger.logErrorOperation(ex, ex.getErrorRequest()); - return; - - } else if (e instanceof InvalidProtocolRequestException) { - //write log entry - String samlRequest = req.getParameter("SAMLRequest"); - Logger.warn("Receive INVALID protocol request: " + samlRequest, e); + statisticLogger.logErrorOperation(ex, ex.getErrorRequest()); - //send error response - ErrorResponseUtils utils = ErrorResponseUtils.getInstance(); - String code = utils.mapInternalErrorToExternalError(e.getMessageId()); - String descr = e.getMessage(); - resp.setContentType("text/html;charset=UTF-8"); - resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Protocol validation FAILED!" + - "(Errorcode=" + code + - " | Description=" + descr + ")"); - return; - } else if (e instanceof ConfigurationException) { - resp.setContentType("text/html;charset=UTF-8"); - resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "NO valid protocol request received!" + - "(Errorcode=9199" - +" | Description="+ e.getMessage() + ")"); - return; + //write error message + writeBadRequestErrorResponse(req, resp, (MOAIDException) e); - //TODO: check exception type - } else if (e instanceof MOAIDException) { - String samlRequest = req.getParameter("SAMLRequest"); - if (MiscUtil.isNotEmpty(samlRequest)) - Logger.warn("Receive INVALID protocol request: " + samlRequest, e); - else - Logger.error("Failed to generate a valid protocol request!"); + } else if (e instanceof InvalidProtocolRequestException) { + //send error response + writeBadRequestErrorResponse(req, resp, (MOAIDException) e); - resp.setContentType("text/html;charset=UTF-8"); - resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "NO valid protocol request received!" + - "(Errorcode=6000" - +" | Description=Das Authentifizierungsprotokoll wurde nicht erkannt oder wird nicht unterst\u00FCzt" + ")"); - return; + } else if (e instanceof ConfigurationException) { + //send HTML formated error message + writeHTMLErrorResponse(resp, (MOAIDException) e); + } else if (e instanceof MOAIDException) { + //send HTML formated error message + writeHTMLErrorResponse(resp, e); + + } else if (e instanceof ProcessExecutionException) { + //send HTML formated error message + writeHTMLErrorResponse(resp, e); + } } @ExceptionHandler({Exception.class}) - public void GenericExceptionHandler(HttpServletRequest req, HttpServletResponse resp, Exception exception) throws IOException { + public void GenericExceptionHandler(HttpServletResponse resp, Exception exception) throws IOException { Logger.error("Internel Server Error." , exception); resp.setContentType("text/html;charset=UTF-8"); resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Internal Server Error!" + @@ -228,11 +208,108 @@ public abstract class AbstractController extends MOAIDAuthConstants { } @ExceptionHandler({IOException.class}) - public void IOExceptionHandler(HttpServletRequest req, HttpServletResponse resp, IOException exception) { + public void IOExceptionHandler(HttpServletResponse resp, IOException exception) { Logger.error("Internel Server Error." , exception); resp.setContentType("text/html;charset=UTF-8"); resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); return; } + + private void writeBadRequestErrorResponse(HttpServletRequest req, HttpServletResponse resp, MOAIDException e) throws IOException { + ErrorResponseUtils utils = ErrorResponseUtils.getInstance(); + String code = utils.mapInternalErrorToExternalError( + ((InvalidProtocolRequestException)e).getMessageId()); + String descr = e.getMessage(); + resp.setContentType("text/html;charset=UTF-8"); + resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Protocol validation FAILED!" + + "(Errorcode=" + code + + " | Description=" + descr + ")"); + + } + + private void writeHTMLErrorResponse(HttpServletResponse httpResp, Exception error) throws IOException { + VelocityContext context = new VelocityContext(); + + //add errorcode and errormessage + context.put("errorMsg", error.getMessage()); + context.put("errorCode", ErrorResponseUtils.getInstance().getResponseErrorCode(error)); + + //add stacktrace if debug is enabled + if (Logger.isDebugEnabled()) { + context.put("stacktrace", getStacktraceFromException(error)); + + } + + try { + InputStream is = null; + String pathLocation = null; + try { + String rootconfigdir = authConfig.getRootConfigFileDir(); + pathLocation = rootconfigdir + HTMLTEMPLATESDIR + HTMLTEMPLATEFULL; + File file = new File(new URI(pathLocation)); + is = new FileInputStream(file); + evaluateErrorTemplate(context, httpResp, is); + + } catch (Exception e) { + Logger.warn("SLO Template is not found in configuration directory (" + + pathLocation + "). Load template from project library ... "); + + try { + pathLocation = "resources/templates/" + HTMLTEMPLATEFULL; + is = Thread.currentThread() + .getContextClassLoader() + .getResourceAsStream(pathLocation); + evaluateErrorTemplate(context, httpResp, is); + + } catch (Exception e1) { + Logger.error("Single LogOut form can not created.", e); + throw new MOAIDException("Create Single LogOut information FAILED.", null, e); + } + + } finally { + if (is != null) + is.close(); + + } + } catch (Exception e) { + Logger.error("Error-message form can not created.", e); + GenericExceptionHandler(httpResp, error); + + } + } + + private void evaluateErrorTemplate(VelocityContext context, HttpServletResponse httpResp, InputStream is) throws Exception { + VelocityEngine engine = VelocityProvider.getClassPathVelocityEngine(); + BufferedReader reader = new BufferedReader(new InputStreamReader(is )); + StringWriter writer = new StringWriter(); + engine.evaluate(context, writer, "Error Template", reader); + httpResp.setContentType("text/html;charset=UTF-8"); + httpResp.getOutputStream().write(writer.toString().getBytes("UTF-8")); + + } + + private String getStacktraceFromException(Exception ex) { + StringWriter errors = new StringWriter(); + ex.printStackTrace(new PrintWriter(errors)); + return errors.toString(); + + } + + private Throwable extractOriginalExceptionFromProcessException(Throwable exception) { + Throwable returnexception = exception; + + while(returnexception != null + && returnexception instanceof ProcessExecutionException) { + ProcessExecutionException procExc = (ProcessExecutionException) returnexception; + if (procExc.getCause() != null && + procExc.getCause() instanceof TaskExecutionException) { + TaskExecutionException taskExc = (TaskExecutionException) procExc.getCause(); + returnexception = taskExc.getOriginalException(); + + } + } + + return returnexception; + } } diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/AbstractProtocolModulController.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/AbstractProtocolModulController.java index cc1886324..de64ec98e 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/AbstractProtocolModulController.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/AbstractProtocolModulController.java @@ -229,13 +229,14 @@ public abstract class AbstractProtocolModulController extends AbstractController return; } else { - handleErrorNoRedirect(throwable, req, resp); + handleErrorNoRedirect(throwable, req, resp, true); } } catch (Throwable e) { Logger.error(e); - handleErrorNoRedirect(throwable, req, resp); + handleErrorNoRedirect(throwable, req, resp, true); + } } diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/ProtocolFinalizationController.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/ProtocolFinalizationController.java index ed53d1a20..107212c38 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/ProtocolFinalizationController.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/ProtocolFinalizationController.java @@ -90,27 +90,28 @@ public class ProtocolFinalizationController extends AbstractProtocolModulControl return; } else { - handleErrorNoRedirect(throwable, req, resp); + handleErrorNoRedirect(throwable, req, resp, true); } } else { handleErrorNoRedirect(new Exception( MOAIDMessageProvider.getInstance().getMessage("auth.26", null)), - req, resp); + req, resp, false); } } catch (Throwable e) { - Logger.error(e); - handleErrorNoRedirect(e, req, resp); + Logger.error(e); + + handleErrorNoRedirect(e, req, resp, false); } - + // receive a pending request } else { if (pendingReq == null) { Logger.error("No PendingRequest with ID " + pendingRequestID + " found.!"); - handleErrorNoRedirect(new MOAIDException("auth.28", new Object[]{pendingRequestID}), req, resp); + handleErrorNoRedirect(new MOAIDException("auth.28", new Object[]{pendingRequestID}), req, resp, false); return; } @@ -130,7 +131,7 @@ public class ProtocolFinalizationController extends AbstractProtocolModulControl AuthenticationSession moaSession = authenticatedSessionStorage.getSession(sessionID); if (moaSession == null) { Logger.error("No MOASession with ID " + sessionID + " found.!"); - handleErrorNoRedirect(new MOAIDException("auth.02", new Object[]{sessionID}), req, resp); + handleErrorNoRedirect(new MOAIDException("auth.02", new Object[]{sessionID}), req, resp, true); return; } @@ -141,7 +142,7 @@ public class ProtocolFinalizationController extends AbstractProtocolModulControl } else { Logger.error("MOASession oder Pending-Request are not authenticated --> Abort authentication process!"); - handleErrorNoRedirect(new MOAIDException("auth.20", null), req, resp); + handleErrorNoRedirect(new MOAIDException("auth.20", null), req, resp, true); return; } @@ -154,7 +155,8 @@ public class ProtocolFinalizationController extends AbstractProtocolModulControl } //remove pending-request - requestStorage.removePendingRequest(pendingRequestID); + if (pendingReq != null) + requestStorage.removePendingRequest(pendingReq.getRequestID()); } diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/ErrorResponseUtils.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/ErrorResponseUtils.java index 99ac6ba4c..8bd682421 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/ErrorResponseUtils.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/util/ErrorResponseUtils.java @@ -27,6 +27,7 @@ import java.util.Locale; import at.gv.egovernment.moa.id.auth.exception.BKUException; import at.gv.egovernment.moa.id.auth.exception.MISSimpleClientException; import at.gv.egovernment.moa.id.auth.exception.MOAIDException; +import at.gv.egovernment.moa.id.process.ProcessExecutionException; import at.gv.egovernment.moa.util.Messages; import at.gv.egovernment.moa.util.MiscUtil; @@ -78,7 +79,10 @@ public class ErrorResponseUtils { } else if (throwable instanceof MOAIDException) { MOAIDException error = (MOAIDException) throwable; errorCode = mapInternalErrorToExternalError(error.getMessageId()); - + + } else if (throwable instanceof ProcessExecutionException) { + errorCode = "1100"; + } else { errorCode = INTERNALERRORCODE; -- cgit v1.2.3