diff options
Diffstat (limited to 'pki/base/common/src/com/netscape/cms/policy/constraints/RSAKeyConstraints.java')
-rw-r--r-- | pki/base/common/src/com/netscape/cms/policy/constraints/RSAKeyConstraints.java | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/pki/base/common/src/com/netscape/cms/policy/constraints/RSAKeyConstraints.java b/pki/base/common/src/com/netscape/cms/policy/constraints/RSAKeyConstraints.java deleted file mode 100644 index 7c53808c5..000000000 --- a/pki/base/common/src/com/netscape/cms/policy/constraints/RSAKeyConstraints.java +++ /dev/null @@ -1,280 +0,0 @@ -// --- BEGIN COPYRIGHT BLOCK --- -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; version 2 of the License. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License along -// with this program; if not, write to the Free Software Foundation, Inc., -// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -// -// (C) 2007 Red Hat, Inc. -// All rights reserved. -// --- END COPYRIGHT BLOCK --- -package com.netscape.cms.policy.constraints; - -import java.util.Enumeration; -import java.util.Locale; -import java.util.StringTokenizer; -import java.util.Vector; - -import netscape.security.provider.RSAPublicKey; -import netscape.security.util.BigInt; -import netscape.security.x509.AlgorithmId; -import netscape.security.x509.CertificateX509Key; -import netscape.security.x509.X509CertInfo; -import netscape.security.x509.X509Key; - -import com.netscape.certsrv.apps.CMS; -import com.netscape.certsrv.base.EBaseException; -import com.netscape.certsrv.base.IConfigStore; -import com.netscape.certsrv.base.IExtendedPluginInfo; -import com.netscape.certsrv.base.ISubsystem; -import com.netscape.certsrv.policy.EPolicyException; -import com.netscape.certsrv.policy.IEnrollmentPolicy; -import com.netscape.certsrv.request.IRequest; -import com.netscape.certsrv.request.PolicyResult; -import com.netscape.cms.policy.APolicyRule; - -/** - * RSAKeyConstraints policy enforces min and max size of the key. - * Optionally checks the exponents. - * <P> - * - * <PRE> - * NOTE: The Policy Framework has been replaced by the Profile Framework. - * </PRE> - * <P> - * - * @deprecated - * @version $Revision$, $Date$ - */ -public class RSAKeyConstraints extends APolicyRule - implements IEnrollmentPolicy, IExtendedPluginInfo { - private Vector<BigInt> mExponents; - private int mMinSize; - private int mMaxSize; - - private final static int DEF_MIN_SIZE = 512; - private final static int DEF_MAX_SIZE = 2048; - private final static String PROP_MIN_SIZE = "minSize"; - private final static String PROP_MAX_SIZE = "maxSize"; - private final static String PROP_EXPONENTS = "exponents"; - private final static String RSA = "RSA"; - - private final static Vector<String> defConfParams = new Vector<String>(); - - static { - defConfParams.addElement(PROP_MIN_SIZE + "=" + DEF_MIN_SIZE); - defConfParams.addElement(PROP_MAX_SIZE + "=" + DEF_MAX_SIZE); - defConfParams.addElement(PROP_EXPONENTS + "=" + " "); - } - - public String[] getExtendedPluginInfo(Locale locale) { - String[] params = { - PROP_MIN_SIZE + ";number;Minimum size of user's RSA key (bits)", - PROP_MAX_SIZE + ";number;Maximum size of user's RSA key (bits)", - PROP_EXPONENTS + ";string;Comma-separated list of permissible exponents", - IExtendedPluginInfo.HELP_TOKEN + - ";configuration-policyrules-rsakeyconstraints", - IExtendedPluginInfo.HELP_TEXT + - ";Reject request if RSA key length is not within the " + - "specified constraints" - }; - - return params; - } - - public RSAKeyConstraints() { - NAME = "RSAKeyConstraints"; - DESC = "Enforces RSA Key Constraints."; - } - - /** - * Initializes this policy rule. - * <P> - * - * The entries probably are of the form: - * - * ra.Policy.rule.<ruleName>.implName=RSAKeyConstraints ra.Policy.rule.<ruleName>.enable=true - * ra.Policy.rule.<ruleName>.minSize=512 ra.Policy.rule.<ruleName>.maxSize=2048 - * ra.Policy.rule.<ruleName>.predicate=ou==Marketing - * - * @param config The config store reference - */ - public void init(ISubsystem owner, IConfigStore config) - throws EBaseException { - - if (config == null || config.size() == 0) - throw new EPolicyException( - CMS.getUserMessage("CMS_POLICY_MISSING_POLICY_CONFIG", - getInstanceName())); - String exponents = null; - - // Get Min and Max sizes - mMinSize = config.getInteger(PROP_MIN_SIZE, DEF_MIN_SIZE); - mMaxSize = config.getInteger(PROP_MAX_SIZE, DEF_MAX_SIZE); - - if (mMinSize <= 0) - throw new EBaseException( - CMS.getUserMessage("CMS_BASE_MUST_BE_POSITIVE_NUMBER", PROP_MIN_SIZE)); - if (mMaxSize <= 0) - throw new EBaseException( - CMS.getUserMessage("CMS_BASE_MUST_BE_POSITIVE_NUMBER", PROP_MAX_SIZE)); - - if (mMinSize > mMaxSize) - throw new EBaseException( - CMS.getUserMessage("CMS_BASE_A_GREATER_THAN_EQUAL_B", PROP_MIN_SIZE, PROP_MAX_SIZE)); - - mExponents = new Vector<BigInt>(); - - // Get exponents - exponents = config.getString(PROP_EXPONENTS, null); - - if (exponents != null) { - StringTokenizer tok = new StringTokenizer(exponents, ","); - - try { - while (tok.hasMoreTokens()) { - String exp = tok.nextToken().trim(); - - mExponents.addElement(new BigInt(Integer.parseInt(exp))); - } - } catch (Exception e) { - // e.printStackTrace(); - String[] params = { getInstanceName(), exponents, - PROP_EXPONENTS }; - - throw new EPolicyException( - CMS.getUserMessage("CMS_POLICY_INVALID_CONFIG_PARAM", params)); - } - } - } - - /** - * Applies the policy on the given Request. - * <P> - * - * @param req The request on which to apply policy. - * @return The policy result object. - */ - public PolicyResult apply(IRequest req) { - - PolicyResult result = PolicyResult.ACCEPTED; - - try { - // Get the certificate info from the request - X509CertInfo certInfo[] = - req.getExtDataInCertInfoArray(IRequest.CERT_INFO); - - // There should be a certificate info set. - if (certInfo == null) { - setError(req, CMS.getUserMessage("CMS_POLICY_NO_CERT_INFO", - getInstanceName()), ""); - return PolicyResult.REJECTED; - } - - // Else check if the key size(s) are within the limit. - for (int i = 0; i < certInfo.length; i++) { - CertificateX509Key certKey = (CertificateX509Key) - certInfo[i].get(X509CertInfo.KEY); - X509Key key = (X509Key) certKey.get(CertificateX509Key.KEY); - String alg = key.getAlgorithmId().toString(); - - if (!alg.equalsIgnoreCase(RSA)) - continue; - X509Key newkey = null; - - try { - newkey = new X509Key(AlgorithmId.get("RSA"), - key.getKey()); - } catch (Exception e) { - CMS.debug("RSAKeyConstraints::apply() - " - + "Exception=" + e.toString()); - setError(req, - CMS.getUserMessage("CMS_POLICY_KEY_SIZE_VIOLATION", - getInstanceName()), - ""); - return PolicyResult.REJECTED; - } - RSAPublicKey rsaKey = new RSAPublicKey(newkey.getEncoded()); - int keySize = rsaKey.getKeySize(); - - if (keySize < mMinSize || keySize > mMaxSize) { - String[] params = { getInstanceName(), - String.valueOf(keySize), - String.valueOf(mMinSize), - String.valueOf(mMaxSize) }; - - setError(req, CMS.getUserMessage("CMS_POLICY_KEY_SIZE_VIOLATION", - params), ""); - result = PolicyResult.REJECTED; - } - - // If the exponents are configured, see if the key's - // exponent is a configured one. - if (mExponents.size() > 0) { - BigInt exp = rsaKey.getPublicExponent(); - - if (!mExponents.contains(exp)) { - StringBuffer sb = new StringBuffer(); - - for (Enumeration<BigInt> e = mExponents.elements(); e.hasMoreElements();) { - BigInt bi = (BigInt) e.nextElement(); - - sb.append(bi.toBigInteger().toString()); - sb.append(" "); - } - String[] params = { getInstanceName(), - exp.toBigInteger().toString(), new String(sb) }; - - setError(req, CMS.getUserMessage("CMS_POLICY_EXPONENT_VIOLATION", params), ""); - result = PolicyResult.REJECTED; - } - } - } - } catch (Exception e) { - // e.printStackTrace(); - String params[] = { getInstanceName(), e.toString() }; - - setError(req, CMS.getUserMessage("CMS_POLICY_UNEXPECTED_POLICY_ERROR", params), ""); - result = PolicyResult.REJECTED; - } - return result; - } - - /** - * Return configured parameters for a policy rule instance. - * - * @return nvPairs A Vector of name/value pairs. - */ - public Vector<String> getInstanceParams() { - Vector<String> confParams = new Vector<String>(); - - confParams.addElement(PROP_MIN_SIZE + "=" + mMinSize); - confParams.addElement(PROP_MAX_SIZE + "=" + mMaxSize); - StringBuffer sb = new StringBuffer(); - - for (Enumeration<BigInt> e = mExponents.elements(); e.hasMoreElements();) { - sb.append(e.nextElement().toInt()); - sb.append(","); - } - if (sb.length() > 0) - sb.setLength(sb.length() - 1); - confParams.addElement(PROP_EXPONENTS + "=" + sb.toString()); - return confParams; - } - - /** - * Return default parameters for a policy implementation. - * - * @return nvPairs A Vector of name/value pairs. - */ - public Vector<String> getDefaultParams() { - return defConfParams; - } -} |