diff options
Diffstat (limited to 'base/common/src/com/netscape/cms/servlet/ocsp/AddCAServlet.java')
-rw-r--r-- | base/common/src/com/netscape/cms/servlet/ocsp/AddCAServlet.java | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cms/servlet/ocsp/AddCAServlet.java b/base/common/src/com/netscape/cms/servlet/ocsp/AddCAServlet.java new file mode 100644 index 000000000..1ef680853 --- /dev/null +++ b/base/common/src/com/netscape/cms/servlet/ocsp/AddCAServlet.java @@ -0,0 +1,310 @@ +// --- 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.servlet.ocsp; + +import java.io.IOException; +import java.math.BigInteger; +import java.security.cert.X509Certificate; +import java.util.Locale; + +import javax.servlet.ServletConfig; +import javax.servlet.ServletException; +import javax.servlet.ServletOutputStream; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import com.netscape.certsrv.apps.CMS; +import com.netscape.certsrv.authentication.IAuthToken; +import com.netscape.certsrv.authorization.AuthzToken; +import com.netscape.certsrv.base.EBaseException; +import com.netscape.certsrv.base.IArgBlock; +import com.netscape.certsrv.dbs.crldb.ICRLIssuingPointRecord; +import com.netscape.certsrv.logging.AuditFormat; +import com.netscape.certsrv.logging.ILogger; +import com.netscape.certsrv.ocsp.IDefStore; +import com.netscape.certsrv.ocsp.IOCSPAuthority; +import com.netscape.cms.servlet.base.CMSServlet; +import com.netscape.cms.servlet.common.CMSRequest; +import com.netscape.cms.servlet.common.CMSTemplate; +import com.netscape.cms.servlet.common.CMSTemplateParams; +import com.netscape.cms.servlet.common.ECMSGWException; +import com.netscape.cmsutil.util.Cert; + +/** + * Configure the CA to respond to OCSP requests for a CA + * + * @version $Revision$ $Date$ + */ +public class AddCAServlet extends CMSServlet { + + /** + * + */ + private static final long serialVersionUID = 1065151608542115340L; + public static final String BEGIN_HEADER = + "-----BEGIN CERTIFICATE-----"; + public static final String END_HEADER = + "-----END CERTIFICATE-----"; + + public static final BigInteger BIG_ZERO = new BigInteger("0"); + public static final Long MINUS_ONE = Long.valueOf(-1); + + private final static String TPL_FILE = "addCA.template"; + private String mFormPath = null; + private IOCSPAuthority mOCSPAuthority = null; + + private final static String LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST = + "LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_3"; + private final static String LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED = + "LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED_3"; + + public AddCAServlet() { + super(); + } + + /** + * initialize the servlet. This servlet uses the template file + * "addCA.template" to process the response. + * + * @param sc servlet configuration, read from the web.xml file + */ + public void init(ServletConfig sc) throws ServletException { + super.init(sc); + // override success to display own output. + + mFormPath = "/" + mAuthority.getId() + "/" + TPL_FILE; + mTemplates.remove(CMSRequest.SUCCESS); + mOCSPAuthority = (IOCSPAuthority) mAuthority; + + if (mOutputTemplatePath != null) + mFormPath = mOutputTemplatePath; + } + + /** + * Process the HTTP request. + * <ul> + * <li>http.param cert ca certificate. The format is base-64, DER encoded, wrapped with -----BEGIN CERTIFICATE-----, + * -----END CERTIFICATE----- strings + * <li>signed.audit LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST used when a CA is attempted to be added to the OCSP + * responder + * <li>signed.audit LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED used when an add CA request to the OCSP + * Responder is processed + * </ul> + * + * @param cmsReq the object holding the request and response information + */ + protected void process(CMSRequest cmsReq) + throws EBaseException { + HttpServletRequest req = cmsReq.getHttpReq(); + HttpServletResponse resp = cmsReq.getHttpResp(); + String auditMessage = null; + String auditSubjectID = auditSubjectID(); + String auditCA = ILogger.SIGNED_AUDIT_EMPTY_VALUE; + String auditCASubjectDN = ILogger.SIGNED_AUDIT_EMPTY_VALUE; + + IAuthToken authToken = authenticate(cmsReq); + + AuthzToken authzToken = null; + + try { + authzToken = authorize(mAclMethod, authToken, + mAuthzResourceName, "add"); + } catch (Exception e) { + // do nothing for now + } + + if (authzToken == null) { + cmsReq.setStatus(CMSRequest.UNAUTHORIZED); + return; + } + + CMSTemplate form = null; + Locale[] locale = new Locale[1]; + + try { + form = getTemplate(mFormPath, req, locale); + } catch (IOException e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("CMSGW_ERR_GET_TEMPLATE", mFormPath, e.toString())); + throw new ECMSGWException( + CMS.getUserMessage("CMS_GW_DISPLAY_TEMPLATE_ERROR")); + } + + IArgBlock header = CMS.createArgBlock(); + IArgBlock fixed = CMS.createArgBlock(); + CMSTemplateParams argSet = new CMSTemplateParams(header, fixed); + + if (auditSubjectID.equals(ILogger.NONROLEUSER) || + auditSubjectID.equals(ILogger.UNIDENTIFIED)) { + String uid = authToken.getInString(IAuthToken.USER_ID); + if (uid != null) { + CMS.debug("AddCAServlet: auditSubjectID set to " + uid); + auditSubjectID = uid; + } + } + String b64 = cmsReq.getHttpReq().getParameter("cert"); + + if (b64 == null) { + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST, + auditSubjectID, + ILogger.FAILURE, + ILogger.SIGNED_AUDIT_EMPTY_VALUE); + + audit(auditMessage); + + throw new ECMSGWException(CMS.getUserMessage(getLocale(req), "CMS_GW_MISSING_CA_CERT")); + } + + auditCA = Cert.normalizeCertStr(Cert.stripCertBrackets(b64.trim())); + // record the fact that a request to add CA is made + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST, + auditSubjectID, + ILogger.SUCCESS, + auditCA); + + audit(auditMessage); + + if (b64.indexOf(BEGIN_HEADER) == -1) { + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.FAILURE, + auditCASubjectDN); + + audit(auditMessage); + + throw new ECMSGWException(CMS.getUserMessage(getLocale(req), "CMS_GW_MISSING_CERT_HEADER")); + } + if (b64.indexOf(END_HEADER) == -1) { + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.FAILURE, + auditCASubjectDN); + + audit(auditMessage); + + throw new ECMSGWException(CMS.getUserMessage(getLocale(req), "CMS_GW_MISSING_CERT_FOOTER")); + } + + IDefStore defStore = mOCSPAuthority.getDefaultStore(); + + X509Certificate leafCert = null; + X509Certificate certs[] = null; + + try { + X509Certificate cert = Cert.mapCert(b64); + + if (cert == null) { + CMS.debug("AddCAServlet::process() - cert is null!"); + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.FAILURE, + auditCASubjectDN); + + audit(auditMessage); + + throw new EBaseException("cert is null"); + } else { + certs = new X509Certificate[1]; + } + + certs[0] = cert; + leafCert = cert; + auditCASubjectDN = leafCert.getSubjectDN().getName(); + } catch (Exception e) { + } + if (certs == null) { + try { + // this could be a chain + certs = Cert.mapCertFromPKCS7(b64); + if (certs[0].getSubjectDN().getName().equals(certs[0].getIssuerDN().getName())) { + leafCert = certs[certs.length - 1]; + } else { + leafCert = certs[0]; + } + auditCASubjectDN = leafCert.getSubjectDN().getName(); + } catch (Exception e) { + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.FAILURE, + auditCASubjectDN); + + audit(auditMessage); + + throw new ECMSGWException( + CMS.getUserMessage("CMS_GW_ENCODING_CA_CHAIN_ERROR")); + } + } + if (certs != null && certs.length > 0) { + // (1) need to normalize (sort) the chain + + // (2) store certificate (and certificate chain) into + // database + ICRLIssuingPointRecord rec = defStore.createCRLIssuingPointRecord( + leafCert.getSubjectDN().getName(), + BIG_ZERO, + MINUS_ONE, null, null); + + try { + rec.set(ICRLIssuingPointRecord.ATTR_CA_CERT, leafCert.getEncoded()); + } catch (Exception e) { + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.FAILURE, + auditCASubjectDN); + + audit(auditMessage); + + // error + } + defStore.addCRLIssuingPoint(leafCert.getSubjectDN().getName(), rec); + log(ILogger.EV_AUDIT, AuditFormat.LEVEL, "Added CA certificate " + leafCert.getSubjectDN().getName()); + auditMessage = CMS.getLogMessage( + LOGGING_SIGNED_AUDIT_OCSP_ADD_CA_REQUEST_PROCESSED, + auditSubjectID, + ILogger.SUCCESS, + auditCASubjectDN); + + audit(auditMessage); + } + + try { + ServletOutputStream out = resp.getOutputStream(); + + String xmlOutput = req.getParameter("xml"); + if (xmlOutput != null && xmlOutput.equals("true")) { + outputXML(resp, argSet); + } else { + resp.setContentType("text/html"); + form.renderOutput(out, argSet); + cmsReq.setStatus(CMSRequest.SUCCESS); + } + } catch (IOException e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("CMSGW_ERR_STREAM_TEMPLATE", e.toString())); + throw new ECMSGWException( + CMS.getUserMessage("CMS_GW_DISPLAY_TEMPLATE_ERROR")); + } + } +} |