From cf82096145bbdd548e388c1bc25f0e703b9b4624 Mon Sep 17 00:00:00 2001 From: clemenso Date: Wed, 17 Sep 2008 17:17:10 +0000 Subject: hashdatainput digest verification git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@44 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4 --- .../at/gv/egiz/bku/smccstal/AbstractSMCCSTAL.java | 2 +- .../bku/smccstal/CashedHashDataInputResolver.java | 27 ++ .../gv/egiz/bku/smccstal/SignRequestHandler.java | 273 ++++++++++++++++----- 3 files changed, 240 insertions(+), 62 deletions(-) create mode 100644 smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/CashedHashDataInputResolver.java (limited to 'smccSTAL/src/main/java') diff --git a/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/AbstractSMCCSTAL.java b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/AbstractSMCCSTAL.java index 56c8340b..ac2b725c 100644 --- a/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/AbstractSMCCSTAL.java +++ b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/AbstractSMCCSTAL.java @@ -45,7 +45,7 @@ public abstract class AbstractSMCCSTAL implements STAL { static { addRequestHandler(InfoboxReadRequest.class, new InfoBoxReadRequestHandler()); - addRequestHandler(SignRequest.class, new SignRequestHandler()); +// addRequestHandler(SignRequest.class, new SignRequestHandler()); } /** diff --git a/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/CashedHashDataInputResolver.java b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/CashedHashDataInputResolver.java new file mode 100644 index 00000000..05af85d9 --- /dev/null +++ b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/CashedHashDataInputResolver.java @@ -0,0 +1,27 @@ +/* + * To change this template, choose Tools | Templates + * and open the template in the editor. + */ + +package at.gv.egiz.bku.smccstal; + +import at.gv.egiz.stal.HashDataInput; +import at.gv.egiz.stal.impl.ByteArrayHashDataInput; +import at.gv.egiz.stal.signedinfo.ReferenceType; +import java.security.DigestException; +import java.util.List; +import java.util.Set; + +/** + * + * @author clemens + */ +public interface CashedHashDataInputResolver { + + /** + * implementations may verify the hashvalue + * @post-condition returned list != null + * @return + */ + List getCashedHashDataInputs(List signedReferences) throws DigestException, Exception; +} diff --git a/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/SignRequestHandler.java b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/SignRequestHandler.java index d37d0551..59eed55f 100644 --- a/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/SignRequestHandler.java +++ b/smccSTAL/src/main/java/at/gv/egiz/bku/smccstal/SignRequestHandler.java @@ -21,8 +21,6 @@ import java.io.InputStream; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; -import java.util.logging.Level; -import java.util.logging.Logger; import javax.xml.bind.JAXBContext; import javax.xml.bind.JAXBElement; import javax.xml.bind.JAXBException; @@ -43,21 +41,26 @@ import at.gv.egiz.stal.STALRequest; import at.gv.egiz.stal.STALResponse; import at.gv.egiz.stal.SignRequest; import at.gv.egiz.stal.SignResponse; +import at.gv.egiz.stal.impl.ByteArrayHashDataInput; import at.gv.egiz.stal.signedinfo.ObjectFactory; import at.gv.egiz.stal.signedinfo.ReferenceType; import at.gv.egiz.stal.signedinfo.SignedInfoType; import at.gv.egiz.stal.util.JCEAlgorithmNames; import java.io.ByteArrayOutputStream; import java.io.IOException; +import java.security.DigestException; +import java.security.DigestInputStream; import java.util.ArrayList; +import java.util.HashMap; import java.util.List; +import java.util.Set; /** * This class is NOT thread-safe. * handleRequest() sets the SignedInfo which is used in providePIN. */ -public class SignRequestHandler extends AbstractRequestHandler implements - PINProvider { +public abstract class SignRequestHandler extends AbstractRequestHandler implements + CashedHashDataInputResolver { private static Log log = LogFactory.getLog(SignRequestHandler.class); private static JAXBContext jaxbContext; @@ -71,10 +74,10 @@ public class SignRequestHandler extends AbstractRequestHandler implements } } /** the SignedInfo of the current SignRequest */ - protected SignedInfoType signedInfo; - protected List hashDataInputs; +// protected SignedInfoType signedInfo; +// protected List hashDataInputs; - private int retryCounter = 0; +// private int retryCounter = 0; @SuppressWarnings("unchecked") @Override @@ -86,8 +89,7 @@ public class SignRequestHandler extends AbstractRequestHandler implements Unmarshaller unmarshaller = jaxbContext.createUnmarshaller(); InputStream is = new ByteArrayInputStream(signReq.getSignedInfo()); JAXBElement si = (JAXBElement) unmarshaller.unmarshal(is); - signedInfo = si.getValue(); - String signatureMethod = signedInfo.getSignatureMethod().getAlgorithm(); + String signatureMethod = si.getValue().getSignatureMethod().getAlgorithm(); log.debug("Found signature method: " + signatureMethod); String jceName = JCEAlgorithmNames.getJCEHashName(signatureMethod); if (jceName == null) { @@ -97,7 +99,7 @@ public class SignRequestHandler extends AbstractRequestHandler implements MessageDigest md = MessageDigest.getInstance(jceName); md.update(signReq.getSignedInfo()); KeyboxName kb = SignatureCard.KeyboxName.getKeyboxName(signReq.getKeyIdentifier()); - byte[] resp = card.createSignature(md.digest(), kb, this); + byte[] resp = card.createSignature(md.digest(), kb, new STALPinProvider(si.getValue())); if (resp == null) { return new ErrorResponse(6001); } @@ -116,9 +118,7 @@ public class SignRequestHandler extends AbstractRequestHandler implements } catch (NoSuchAlgorithmException e) { log.error(e); return new ErrorResponse(1000); - } finally { - signedInfo = null; - } + } } else { log.fatal("Got unexpected STAL request: " + request); return new ErrorResponse(1000); @@ -130,59 +130,210 @@ public class SignRequestHandler extends AbstractRequestHandler implements return true; } - @Override - public String providePIN(PINSpec spec, int retries) { - if (retryCounter++ > 0) { - log.info("PIN wrong retrying ..."); - gui.showSignaturePINRetryDialog(spec, retries, this, "sign", this, - "cancel", this, "hashData"); - } else { - gui.showSignaturePINDialog(spec, this, "sign", this, "cancel", this, - "hashData"); - } - do { - waitForAction(); - if (actionCommand.equals("cancel")) { - return null; - } else if (actionCommand.equals("hashData")) { - if (signedInfo != null) { - try { - gui.showWaitDialog(null); - if (hashDataInputs == null || hashDataInputs.size() == 0) { - hashDataInputs = getHashDataInputs(signedInfo.getReference()); - } - gui.showHashDataInputDialog(hashDataInputs, this, "ok"); - } catch (Exception ex) { - //FIXME localize messages - log.error("Failed to obtain HashDataInputs: " + ex.getMessage()); - gui.showErrorDialog("Failed to obtain HashDataInputs: " + ex.getMessage(), this, "ok"); - } - } else { - //FIXME get all hashdatainputs - gui.showErrorDialog("Failed to obtain HashDataInputs: No dsig:SignedInfo provided.", this, "ok"); - } - } else if (actionCommand.equals("sign")) { - return new String(gui.getPin()); - } else if (actionCommand.equals("ok")) { - gui.showSignaturePINDialog(spec, this, "sign", this, "cancel", this, - "hashData"); - } - } while (true); - } +// @Override +// public String providePIN(PINSpec spec, int retries) { +// if (retryCounter++ > 0) { +// log.info("PIN wrong retrying ..."); +// gui.showSignaturePINRetryDialog(spec, retries, this, "sign", this, +// "cancel", this, "hashData"); +// } else { +// gui.showSignaturePINDialog(spec, this, "sign", this, "cancel", this, +// "hashData"); +// } +// do { +// waitForAction(); +// if (actionCommand.equals("cancel")) { +// return null; +// } else if (actionCommand.equals("hashData")) { +// if (signedInfo != null) { +// try { +// gui.showWaitDialog(null); +// if (hashDataInputs == null || hashDataInputs.size() == 0) { +// HashMap signedReferences = new HashMap(); +// for (ReferenceType reference : signedInfo.getReference()) { +// //don't get Manifest, QualifyingProperties, ... +// if (reference.getType() == null) { +// signedReferences.put(reference.getId(), reference); +// } +// } +// hashDataInputs = getHashDataInputs(signedReferences.keySet()); +// for (HashDataInput hashDataInput : hashDataInputs) { +// ReferenceType reference = signedReferences.get(hashDataInput.getReferenceId()); +// String algorithm = reference.getDigestMethod().getAlgorithm(); +// MessageDigest md = MessageDigest.getInstance(algorithm); +// DigestInputStream dis = new DigestInputStream(hashDataInput.getHashDataInput(), md); +// while(dis.read() != -1) ; +// byte[] digestValue = md.digest(); +// boolean valid = reference.getDigestValue().equals(digestValue); +// } +// } +// gui.showHashDataInputDialog(hashDataInputs, this, "ok"); +// } catch (Exception ex) { +// //FIXME localize messages +// log.error("Failed to obtain HashDataInputs: " + ex.getMessage()); +// gui.showErrorDialog("Failed to obtain HashDataInputs: " + ex.getMessage(), this, "ok"); +// } +// } else { +// //FIXME get all hashdatainputs +// gui.showErrorDialog("Failed to obtain HashDataInputs: No dsig:SignedInfo provided.", this, "ok"); +// } +// } else if (actionCommand.equals("sign")) { +// return new String(gui.getPin()); +// } else if (actionCommand.equals("ok")) { +// gui.showSignaturePINDialog(spec, this, "sign", this, "cancel", this, +// "hashData"); +// } +// } while (true); +// } - @Override - public SMCCSTALRequestHandler newInstance() { - return new SignRequestHandler(); - } +// @Override +// public SMCCSTALRequestHandler newInstance() { +// return new SignRequestHandler(); +// } /** - * override by subclass + * implementations may verify the hashvalue * @post-condition returned list != null * @return */ - protected List getHashDataInputs(List signedReferences) throws Exception { - //TODO - log.warn("Return empty HashDataInput"); - return new ArrayList(); + @Override + public abstract List getCashedHashDataInputs(List signedReferences) throws Exception; +// { +// //TODO +// log.warn("Return empty HashDataInput"); +// return new ArrayList(); +// } + + + +// protected void validateHashDataInputs(List signedReferences, List hashDataInputs) { +// if (hashDataInputs != null) { +// +// Map hashDataIdMap = new HashMap(); +// for (HashDataInput hdi : hashDataInputs) { +// if (log.isTraceEnabled()) { +// log.trace("Provided HashDataInput for reference " + hdi.getReferenceId()); +// } +// hashDataIdMap.put(hdi.getReferenceId(), hdi); +// } +// +// List reqRefs = request.getReference(); +// for (GetHashDataInputType.Reference reqRef : reqRefs) { +// String reqRefId = reqRef.getID(); +// HashDataInput reqHdi = hashDataIdMap.get(reqRefId); +// if (reqHdi == null) { +// String msg = "Failed to resolve HashDataInput for reference " + reqRefId; +// log.error(msg); +// GetHashDataInputFaultType faultInfo = new GetHashDataInputFaultType(); +// faultInfo.setErrorCode(1); +// faultInfo.setErrorMessage(msg); +// throw new GetHashDataInputFault(msg, faultInfo); +// } +// +// InputStream hashDataIS = reqHdi.getHashDataInput(); +// if (hashDataIS == null) { +// //HashDataInput not cached? +// String msg = "Failed to obtain HashDataInput for reference " + reqRefId + ", reference not cached"; +// log.error(msg); +// GetHashDataInputFaultType faultInfo = new GetHashDataInputFaultType(); +// faultInfo.setErrorCode(1); +// faultInfo.setErrorMessage(msg); +// throw new GetHashDataInputFault(msg, faultInfo); +// } +// ByteArrayOutputStream baos = null; +// try { +// if (log.isDebugEnabled()) { +// log.debug("Resolved HashDataInput " + reqRefId + " (" + reqHdi.getMimeType() + ";charset=" + reqHdi.getEncoding() + ")"); +// } +// baos = new ByteArrayOutputStream(hashDataIS.available()); +// int c; +// while ((c = hashDataIS.read()) != -1) { +// baos.write(c); +// } +// GetHashDataInputResponseType.Reference ref = new GetHashDataInputResponseType.Reference(); +// ref.setID(reqRefId); +// ref.setMimeType(reqHdi.getMimeType()); +// ref.setEncoding(reqHdi.getEncoding()); +// ref.setValue(baos.toByteArray()); +// response.getReference().add(ref); +// } catch (IOException ex) { +// String msg = "Failed to get HashDataInput for reference " + reqRefId; +// log.error(msg, ex); +// GetHashDataInputFaultType faultInfo = new GetHashDataInputFaultType(); +// faultInfo.setErrorCode(1); +// faultInfo.setErrorMessage(msg); +// throw new GetHashDataInputFault(msg, faultInfo, ex); +// } finally { +// try { +// baos.close(); +// } catch (IOException ex) { +// } +// } +// } +// return response; +// } +// for (ReferenceType reference : signedReferences) { +// String algorithm = reference.getDigestMethod().getAlgorithm(); +// +// } +// } + + + /** + * cashes the HashDataInputs provided by SignRequestHandler.this.getHashDataInputs() + * (don't know whether outer class is LocalSignRequestHandler or WSSignRequestHandler, providing DataObjectHDI or ByteArrayHDI, resp) + */ + class STALPinProvider implements PINProvider { + + protected SignedInfoType signedInfo; + protected List hashDataInputs; + private int retryCounter = 0; + + public STALPinProvider(SignedInfoType signedInfo) { + this.signedInfo = signedInfo; + } + + @Override + public String providePIN(PINSpec spec, int retries) { + if (retryCounter++ > 0) { + log.info("PIN wrong retrying ..."); + gui.showSignaturePINRetryDialog(spec, retries, SignRequestHandler.this, "sign", SignRequestHandler.this, + "cancel", SignRequestHandler.this, "hashData"); + } else { + gui.showSignaturePINDialog(spec, SignRequestHandler.this, "sign", SignRequestHandler.this, "cancel", SignRequestHandler.this, + "hashData"); } + do { + waitForAction(); + if (actionCommand.equals("cancel")) { + return null; + } else if (actionCommand.equals("hashData")) { + if (signedInfo != null) { + try { + gui.showWaitDialog(null); + if (hashDataInputs == null || hashDataInputs.size() == 0) { + hashDataInputs = getCashedHashDataInputs(signedInfo.getReference()); + } + gui.showHashDataInputDialog(hashDataInputs, SignRequestHandler.this, "ok"); + } catch (DigestException ex) { + log.error("Bad digest value: " + ex.getMessage()); + gui.showErrorDialog(ex.getMessage()); + } catch (Exception ex) { + //FIXME localize messages + log.error("Failed to obtain HashDataInputs: " + ex.getMessage()); + gui.showErrorDialog("Failed to obtain HashDataInputs: " + ex.getMessage(), SignRequestHandler.this, "ok"); + } + } else { + //FIXME get all hashdatainputs + gui.showErrorDialog("Failed to obtain HashDataInputs: No dsig:SignedInfo provided.", SignRequestHandler.this, "ok"); + } + } else if (actionCommand.equals("sign")) { + return new String(gui.getPin()); + } else if (actionCommand.equals("ok")) { + gui.showSignaturePINDialog(spec, SignRequestHandler.this, "sign", SignRequestHandler.this, "cancel", SignRequestHandler.this, + "hashData"); + } + } while (true); + } + } } -- cgit v1.2.3