diff options
Diffstat (limited to 'base/common/src/com/netscape/cms/servlet/base/GetStats.java')
| -rw-r--r-- | base/common/src/com/netscape/cms/servlet/base/GetStats.java | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cms/servlet/base/GetStats.java b/base/common/src/com/netscape/cms/servlet/base/GetStats.java new file mode 100644 index 000000000..c21b56835 --- /dev/null +++ b/base/common/src/com/netscape/cms/servlet/base/GetStats.java @@ -0,0 +1,184 @@ +// --- 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.base; + +import java.io.IOException; +import java.util.Date; +import java.util.Enumeration; +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.authorization.EAuthzAccessDenied; +import com.netscape.certsrv.base.EBaseException; +import com.netscape.certsrv.base.IArgBlock; +import com.netscape.certsrv.logging.ILogger; +import com.netscape.certsrv.util.IStatsSubsystem; +import com.netscape.certsrv.util.StatsEvent; +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; + +/** + * Retrieve information. + * + * @version $Revision$, $Date$ + */ +public class GetStats extends CMSServlet { + /** + * + */ + private static final long serialVersionUID = -3336253558044271816L; + private final static String TPL_FILE = "getStats.template"; + private String mFormPath = null; + + public GetStats() { + super(); + } + + /** + * initialize the servlet. This servlet uses the template + * file "getOCSPInfo.template" to render the result page. + * + * @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. + + // coming from agent + mFormPath = "/" + mAuthority.getId() + "/" + TPL_FILE; + if (mOutputTemplatePath != null) + mFormPath = mOutputTemplatePath; + + mTemplates.remove(CMSRequest.SUCCESS); + } + + /** + * Process the HTTP request. + * + * @param cmsReq the object holding the request and response information + */ + protected void process(CMSRequest cmsReq) + throws EBaseException { + HttpServletRequest httpReq = cmsReq.getHttpReq(); + HttpServletResponse httpResp = cmsReq.getHttpResp(); + + IAuthToken authToken = authenticate(cmsReq); + AuthzToken authzToken = null; + + try { + authzToken = authorize(mAclMethod, authToken, + mAuthzResourceName, "read"); + } catch (EAuthzAccessDenied e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("ADMIN_SRVLT_AUTH_FAILURE", e.toString())); + } catch (Exception e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("ADMIN_SRVLT_AUTH_FAILURE", e.toString())); + } + + if (authzToken == null) { + cmsReq.setStatus(CMSRequest.UNAUTHORIZED); + return; + } + + CMSTemplate form = null; + Locale[] locale = new Locale[1]; + + try { + form = getTemplate(mFormPath, httpReq, locale); + } catch (IOException e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("CMSGW_ERR_GET_TEMPLATE", mFormPath, e.toString())); + cmsReq.setError(new ECMSGWException( + CMS.getUserMessage("CMS_GW_DISPLAY_TEMPLATE_ERROR"))); + cmsReq.setStatus(CMSRequest.ERROR); + return; + } + + IArgBlock header = CMS.createArgBlock(); + IArgBlock fixed = CMS.createArgBlock(); + CMSTemplateParams argSet = new CMSTemplateParams(header, fixed); + + IStatsSubsystem statsSub = (IStatsSubsystem) CMS.getSubsystem("stats"); + StatsEvent st = statsSub.getMainStatsEvent(); + + String op = httpReq.getParameter("op"); + if (op != null && op.equals("clear")) { + statsSub.resetCounters(); + } + + header.addStringValue("startTime", statsSub.getStartTime().toString()); + header.addStringValue("curTime", (new Date()).toString()); + parse(argSet, st, 0); + + try { + ServletOutputStream out = httpResp.getOutputStream(); + + httpResp.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())); + cmsReq.setError(new ECMSGWException( + CMS.getUserMessage("CMS_GW_DISPLAY_TEMPLATE_ERROR"))); + cmsReq.setStatus(CMSRequest.ERROR); + } + cmsReq.setStatus(CMSRequest.SUCCESS); + return; + } + + public String getSep(int level) { + StringBuffer s = new StringBuffer(); + for (int i = 0; i < level; i++) { + s.append("-"); + } + return s.toString(); + } + + public void parse(CMSTemplateParams argSet, StatsEvent st, int level) { + Enumeration<String> names = st.getSubEventNames(); + while (names.hasMoreElements()) { + String name = names.nextElement(); + StatsEvent subSt = st.getSubEvent(name); + + IArgBlock rarg = CMS.createArgBlock(); + rarg.addStringValue("name", getSep(level) + " " + subSt.getName()); + rarg.addLongValue("noOfOp", subSt.getNoOfOperations()); + rarg.addLongValue("timeTaken", subSt.getTimeTaken()); + rarg.addLongValue("max", subSt.getMax()); + rarg.addLongValue("min", subSt.getMin()); + rarg.addLongValue("percentage", subSt.getPercentage()); + rarg.addLongValue("avg", subSt.getAvg()); + rarg.addLongValue("stddev", subSt.getStdDev()); + argSet.addRepeatRecord(rarg); + + parse(argSet, subSt, level + 1); + } + } +} |