com.clustercontrol.monitor.run.util.EventCache.java Source code

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/*
    
Copyright (C) 2016 NTT DATA Corporation
    
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.
    
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.
    
 */

package com.clustercontrol.monitor.run.util;

import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.concurrent.ConcurrentSkipListSet;
import java.util.regex.Pattern;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.clustercontrol.accesscontrol.bean.PrivilegeConstant.ObjectPrivilegeMode;
import com.clustercontrol.accesscontrol.util.ObjectPrivilegeUtil;
import com.clustercontrol.commons.util.JpaTransactionManager;
import com.clustercontrol.fault.JobMasterNotFound;
import com.clustercontrol.fault.ObjectPrivilege_InvalidRole;
import com.clustercontrol.maintenance.util.HinemosPropertyUtil;
import com.clustercontrol.monitor.bean.ConfirmConstant;
import com.clustercontrol.monitor.bean.ViewListInfo;
import com.clustercontrol.notify.monitor.model.EventLogEntity;
import com.clustercontrol.notify.monitor.util.QueryUtil;
import com.clustercontrol.util.HinemosTime;

public class EventCache {
    private static Log m_log = LogFactory.getLog(EventCache.class);

    /*
     * ConcurrentSkipListSet?
     * ????
     * synchronized ???
     * size() ????
     */
    private static ConcurrentSkipListSet<EventLogEntity> eventCache = null;
    private static boolean eventCacheFull = false;

    /** ?????????? */
    private static final String SEARCH_PARAM_NOT_INCLUDE = "NOT:";

    /** ??(????) */
    private static final String SEARCH_PARAM_PART_MATCH = "%";

    /** ?? */
    private static final String SEARCH_PARAM_ONCE_MATCH = "_";

    public static void initEventCache() {
        eventCache = new ConcurrentSkipListSet<EventLogEntity>(new Comparator<EventLogEntity>() {
            @Override
            public int compare(EventLogEntity o1, EventLogEntity o2) {
                return (int) (-o1.getId().getOutputDate() + o2.getId().getOutputDate());
            }
        });

        new JpaTransactionManager().getEntityManager().clear();
        for (EventLogEntity e : QueryUtil.getEventLogByFilter(null, null, null, null, null, null, null, null, null,
                null, null, null, null, null, null, null, false, getEventCacheLimit())) {
            addEventCache(e);
        }
        if (eventCache.size() == getEventCacheLimit()) {
            eventCacheFull = true;
        } else {
            eventCacheFull = false;
        }
        m_log.info("eventCacheFull=" + eventCacheFull);
    }

    private static int getEventCacheLimit() {
        return HinemosPropertyUtil.getHinemosPropertyNum("notify.event.cache.size", Long.valueOf(10000)).intValue();
    }

    public static EventLogEntity cloneWithoutOrg(EventLogEntity entity) {
        EventLogEntity ret = entity.clone();
        ret.setMessageOrg(null);
        return ret;
    }

    public static void addEventCache(EventLogEntity e) {
        eventCache.add(cloneWithoutOrg(e));
        m_log.trace("add=" + e.getId());
        while (eventCache.size() > getEventCacheLimit()) { // .size()??????????
            EventLogEntity last = eventCache.last();
            m_log.trace("last=" + last.getId());
            eventCache.remove(last);
            eventCacheFull = true;
        }
        if (m_log.isTraceEnabled()) {
            long now = HinemosTime.currentTimeMillis();
            String str = "";
            for (EventLogEntity ee : eventCache) {
                str += "outputDate=" + (now - ee.getId().getOutputDate()) + "\n";
            }
            m_log.trace(str);
        }
    }

    public static void modifyEventCache(EventLogEntity e) {
        EventLogEntity newEntity = cloneWithoutOrg(e);
        for (EventLogEntity entity : eventCache) {
            if (entity.getId().equals(newEntity.getId())) {
                eventCache.remove(entity);
                eventCache.add(newEntity);
                return;
            }
        }
        if (eventCacheFull) {
            m_log.info("modifyEvenCache : out of cache");
        } else {
            m_log.warn("modifyEvenCache : failed");
        }
    }

    /**
     * 
     * @param generationDate
     * @param removeAllFlg confirmFlg????:true?confirmFlg?1(?)??:false
     * @param ownerRoleId
     */
    public static void removeEventCache(long generationDate, boolean removeAllFlg, String ownerRoleId) {
        for (EventLogEntity entity : eventCache) {
            if (entity.getGenerationDate() < generationDate) {
                if (!removeAllFlg && entity.getConfirmFlg().intValue() != ConfirmConstant.TYPE_CONFIRMED) {
                    // removeAllFlg?false???????1(?)??????
                    continue;
                }
                if (ownerRoleId != null && !entity.getOwnerRoleId().equals(ownerRoleId)) {
                    // ownerRoleId??????ownerRoleId???????
                    continue;
                }
                eventCache.remove(entity);
                eventCacheFull = false;
            }
        }
        m_log.debug("removeEventCache end");
    }

    public static void confirmEventCache(List<String> facilityIdList, List<Integer> priorityList,
            Long outputFromDate, Long outputToDate, Long generationFromDate, Long generationToDate,
            String monitorId, String monitorDetailId, String application, String message, Integer confirmFlg,
            String confirmUser, String comment, String commentUser, Integer cofirmType, Long confirmDate,
            Boolean collectGraphFlg, String ownerRoleId) {
        for (EventLogEntity entity : eventCache) {

            // ???????
            if (!filterCheck(entity, facilityIdList, priorityList, outputFromDate, outputToDate, generationFromDate,
                    generationToDate, monitorId, monitorDetailId, application, message, null, null, comment,
                    commentUser, collectGraphFlg, ownerRoleId)) {
                continue;
            }

            // ??????????
            try {
                ObjectPrivilegeUtil.getObjectPrivilegeObject("MON", entity.getId().getMonitorId(),
                        ObjectPrivilegeMode.MODIFY);
            } catch (JobMasterNotFound | ObjectPrivilege_InvalidRole e) {
                continue;
            }
            entity.setConfirmFlg(confirmFlg);
            entity.setConfirmDate(confirmDate);
            entity.setConfirmUser(confirmUser);
        }
    }

    public static List<EventLogEntity> getEventListByCache(List<String> facilityIdList, List<Integer> priorityList,
            Long outputFromDate, Long outputToDate, Long generationFromDate, Long generationToDate,
            String monitorId, String monitorDetailId, String application, String message, Integer confirmFlg,
            String confirmUser, String comment, String commentUser, Boolean collectGraphFlg, String ownerRoleId,
            Boolean orderByFlg, Integer limit) {
        ArrayList<EventLogEntity> ret = new ArrayList<>();
        for (EventLogEntity entity : eventCache) {

            if (!filterCheck(entity, facilityIdList, priorityList, outputFromDate, outputToDate, generationFromDate,
                    generationToDate, monitorId, monitorDetailId, application, message, confirmFlg, confirmUser,
                    comment, commentUser, collectGraphFlg, ownerRoleId)) {
                continue;
            }

            ret.add(entity);
            if (ret.size() == limit) {
                break;
            }
        }
        return ret;
    }

    /**
     * ????????true?
     */
    private static boolean filterCheck(EventLogEntity entity, List<String> facilityIdList,
            List<Integer> priorityList, Long outputFromDate, Long outputToDate, Long generationFromDate,
            Long generationToDate, String monitorId, String monitorDetailId, String application, String message,
            Integer confirmFlg, String confirmUser, String comment, String commentUser, Boolean collectGraphFlg,
            String ownerRoleId) {

        // ID
        if (facilityIdList != null && !facilityIdList.contains(entity.getId().getFacilityId())) {
            return false;
        }
        // ??
        if (priorityList != null && !priorityList.contains(entity.getPriority())) {
            return false;
        }
        // ?
        if (outputFromDate != null && entity.getId().getOutputDate() < outputFromDate) {
            return false;
        }
        // ?
        if (outputToDate != null && outputToDate < entity.getId().getOutputDate()) {
            return false;
        }
        // 
        if (generationFromDate != null && entity.getGenerationDate() < generationFromDate) {
            return false;
        }
        // 
        if (generationToDate != null && generationToDate < entity.getGenerationDate()) {
            return false;
        }

        // TODO QueryUtil.getEventLogByFilter???????
        // TODO LIKE???????

        // ID
        if (monitorId != null && !matchLike(monitorId, entity.getId().getMonitorId())) {
            return false;
        }
        // 
        if (monitorDetailId != null && !matchLike(monitorDetailId, entity.getId().getMonitorDetailId())) {
            return false;
        }
        // 
        if (application != null && !matchLike(application, entity.getApplication())) {
            return false;
        }
        // 
        if (message != null && !matchLike(message, entity.getMessage())) {
            return false;
        }
        // ?(confirmFlg=null????)
        if (confirmFlg != null && !entity.getConfirmFlg().equals(confirmFlg)) {
            return false;
        }
        // ?
        if (confirmUser != null && !matchLike(confirmUser, entity.getConfirmUser())) {
            return false;
        }
        //
        if (comment != null && !matchLike(comment, entity.getComment())) {
            return false;
        }
        //
        if (commentUser != null && !matchLike(commentUser, entity.getCommentUser())) {
            return false;
        }
        //ID
        if (ownerRoleId != null && !matchLike(ownerRoleId, entity.getOwnerRoleId())) {
            return false;
        }
        // (null????)
        if (collectGraphFlg != null && !entity.getCollectGraphFlg().equals(collectGraphFlg)) {
            return false;
        }
        try {
            ObjectPrivilegeUtil.getObjectPrivilegeObject("MON", entity.getId().getMonitorId(),
                    ObjectPrivilegeMode.READ);
        } catch (JobMasterNotFound | ObjectPrivilege_InvalidRole e) {
            m_log.debug("getEventList : " + e.getClass().getName() + ", " + e.getMessage());
            return false;
        }
        return true;
    }

    public static void setEventRange(ViewListInfo ret) {
        if (eventCacheFull) {
            ret.setFromOutputDate(eventCache.last().getId().getOutputDate());
        } else {
            ret.setFromOutputDate(null);
        }
        ret.setToOutputDate(eventCache.first().getId().getOutputDate());
    }

    /**
     * ????????????<br>
     * (SQL?like???[%??_??:NOT??)
     * 
     * @param filter
     * @param check
     * @return
     */
    private static boolean matchLike(String filter, String check) {
        String filter2 = filter;
        boolean notInc = false;
        if (filter2.startsWith(SEARCH_PARAM_NOT_INCLUDE)) {
            notInc = true;
            filter2 = filter2.substring(SEARCH_PARAM_NOT_INCLUDE.length(), filter2.length());
        }
        if (filter2.contains(SEARCH_PARAM_PART_MATCH) || filter2.contains(SEARCH_PARAM_ONCE_MATCH)) {
            filter2 = Pattern.quote(filter2);
            filter2 = filter2.replace(SEARCH_PARAM_PART_MATCH, "\\E" + SEARCH_PARAM_PART_MATCH + "\\Q");
            filter2 = filter2.replace(SEARCH_PARAM_PART_MATCH, ".*");
            filter2 = filter2.replace(SEARCH_PARAM_ONCE_MATCH, "\\E" + SEARCH_PARAM_ONCE_MATCH + "\\Q");
            filter2 = filter2.replace(SEARCH_PARAM_ONCE_MATCH, ".");
            if (check.matches(filter2)) {
                if (notInc) {
                    return false;
                }
            } else {
                if (!notInc) {
                    return false;
                }
            }
        } else {
            if (!filter2.equals(check)) {
                if (!notInc) {
                    return false;
                }
            } else {
                if (notInc) {
                    return false;
                }
            }
        }
        return true;
    }
}