Package org.apache.cloudstack.storage.image.db

Source Code of org.apache.cloudstack.storage.image.db.ImageDataDaoImpl

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cloudstack.storage.image.db;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import javax.inject.Inject;
import javax.naming.ConfigurationException;

import org.apache.cloudstack.storage.image.TemplateEvent;
import org.apache.cloudstack.storage.image.TemplateState;
import org.apache.cloudstack.storage.image.format.ISO;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;

import com.cloud.configuration.dao.ConfigurationDao;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.domain.DomainVO;
import com.cloud.domain.dao.DomainDao;
import com.cloud.host.Host;
import com.cloud.host.HostVO;
import com.cloud.host.dao.HostDao;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.projects.Project.ListProjectResourcesCriteria;
import com.cloud.server.ResourceTag.TaggedResourceType;
import com.cloud.storage.Storage;
import com.cloud.storage.Storage.TemplateType;
import com.cloud.storage.VMTemplateStorageResourceAssoc.Status;
import com.cloud.storage.VMTemplateZoneVO;
import com.cloud.storage.dao.VMTemplateDaoImpl;
import com.cloud.storage.dao.VMTemplateDetailsDao;
import com.cloud.storage.dao.VMTemplateZoneDao;
import com.cloud.tags.ResourceTagVO;
import com.cloud.tags.dao.ResourceTagDao;
import com.cloud.tags.dao.ResourceTagsDaoImpl;
import com.cloud.template.VirtualMachineTemplate.TemplateFilter;
import com.cloud.user.Account;
import com.cloud.utils.Pair;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.Filter;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.GenericSearchBuilder;
import com.cloud.utils.db.JoinBuilder;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.SearchCriteria.Func;
import com.cloud.utils.db.SearchCriteria.Op;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.db.UpdateBuilder;
import com.cloud.utils.exception.CloudRuntimeException;

@Component
public class ImageDataDaoImpl extends GenericDaoBase<ImageDataVO, Long> implements ImageDataDao {
    private static final Logger s_logger = Logger.getLogger(VMTemplateDaoImpl.class);

    @Inject
    VMTemplateZoneDao templateZoneDao;
    @Inject
    VMTemplateDetailsDao templateDetailsDao;

    @Inject
    ConfigurationDao configDao;
    @Inject
    HostDao hostDao;
    @Inject
    DomainDao domainDao;
    @Inject
    DataCenterDao dcDao;

    private final String SELECT_TEMPLATE_HOST_REF = "SELECT t.id, h.data_center_id, t.unique_name, t.name, t.public, t.featured, t.type, t.hvm, t.bits, t.url, t.format, t.created, t.account_id, "
            + "t.checksum, t.display_text, t.enable_password, t.guest_os_id, t.bootable, t.prepopulate, t.cross_zones, t.hypervisor_type FROM vm_template t";

    private final String SELECT_TEMPLATE_ZONE_REF = "SELECT t.id, tzr.zone_id, t.unique_name, t.name, t.public, t.featured, t.type, t.hvm, t.bits, t.url, t.format, t.created, t.account_id, "
            + "t.checksum, t.display_text, t.enable_password, t.guest_os_id, t.bootable, t.prepopulate, t.cross_zones, t.hypervisor_type FROM vm_template t INNER JOIN template_zone_ref tzr on (t.id = tzr.template_id) ";

    private final String SELECT_TEMPLATE_SWIFT_REF = "SELECT t.id, t.unique_name, t.name, t.public, t.featured, t.type, t.hvm, t.bits, t.url, t.format, t.created, t.account_id, "
            + "t.checksum, t.display_text, t.enable_password, t.guest_os_id, t.bootable, t.prepopulate, t.cross_zones, t.hypervisor_type FROM vm_template t";
    protected SearchBuilder<ImageDataVO> TemplateNameSearch;
    protected SearchBuilder<ImageDataVO> UniqueNameSearch;
    protected SearchBuilder<ImageDataVO> tmpltTypeSearch;
    protected SearchBuilder<ImageDataVO> tmpltTypeHyperSearch;
    protected SearchBuilder<ImageDataVO> tmpltTypeHyperSearch2;

    protected SearchBuilder<ImageDataVO> AccountIdSearch;
    protected SearchBuilder<ImageDataVO> NameSearch;
    protected SearchBuilder<ImageDataVO> TmpltsInZoneSearch;
    private SearchBuilder<ImageDataVO> PublicSearch;
    private SearchBuilder<ImageDataVO> NameAccountIdSearch;
    private SearchBuilder<ImageDataVO> PublicIsoSearch;
    private SearchBuilder<ImageDataVO> UserIsoSearch;
    private GenericSearchBuilder<ImageDataVO, Long> CountTemplatesByAccount;
    private SearchBuilder<ImageDataVO> updateStateSearch;

    @Inject
    ResourceTagDao _tagsDao = null;
    private String routerTmpltName;
    private String consoleProxyTmpltName;

    protected ImageDataDaoImpl() {
    }

    @Override
    public List<ImageDataVO> listByPublic() {
        SearchCriteria<ImageDataVO> sc = PublicSearch.create();
        sc.setParameters("public", 1);
        return listBy(sc);
    }

    @Override
    public ImageDataVO findByName(String templateName) {
        SearchCriteria<ImageDataVO> sc = UniqueNameSearch.create();
        sc.setParameters("uniqueName", templateName);
        return findOneIncludingRemovedBy(sc);
    }

    @Override
    public ImageDataVO findByTemplateName(String templateName) {
        SearchCriteria<ImageDataVO> sc = NameSearch.create();
        sc.setParameters("name", templateName);
        return findOneIncludingRemovedBy(sc);
    }

    @Override
    public List<ImageDataVO> publicIsoSearch(Boolean bootable, boolean listRemoved, Map<String, String> tags) {

        SearchBuilder<ImageDataVO> sb = null;
        if (tags == null || tags.isEmpty()) {
            sb = PublicIsoSearch;
        } else {
            sb = createSearchBuilder();
            sb.and("public", sb.entity().isPublicTemplate(), SearchCriteria.Op.EQ);
            sb.and("format", sb.entity().getFormat(), SearchCriteria.Op.EQ);
            sb.and("type", sb.entity().getTemplateType(), SearchCriteria.Op.EQ);
            sb.and("bootable", sb.entity().isBootable(), SearchCriteria.Op.EQ);
            sb.and("removed", sb.entity().getRemoved(), SearchCriteria.Op.EQ);

            SearchBuilder<ResourceTagVO> tagSearch = _tagsDao.createSearchBuilder();
            for (int count = 0; count < tags.size(); count++) {
                tagSearch.or().op("key" + String.valueOf(count), tagSearch.entity().getKey(), SearchCriteria.Op.EQ);
                tagSearch.and("value" + String.valueOf(count), tagSearch.entity().getValue(), SearchCriteria.Op.EQ);
                tagSearch.cp();
            }
            tagSearch.and("resourceType", tagSearch.entity().getResourceType(), SearchCriteria.Op.EQ);
            sb.groupBy(sb.entity().getId());
            sb.join("tagSearch", tagSearch, sb.entity().getId(), tagSearch.entity().getResourceId(), JoinBuilder.JoinType.INNER);
        }

        SearchCriteria<ImageDataVO> sc = sb.create();

        sc.setParameters("public", 1);
        sc.setParameters("format", "ISO");
        sc.setParameters("type", TemplateType.PERHOST.toString());
        if (bootable != null) {
            sc.setParameters("bootable", bootable);
        }

        if (!listRemoved) {
            sc.setParameters("removed", (Object) null);
        }

        if (tags != null && !tags.isEmpty()) {
            int count = 0;
            sc.setJoinParameters("tagSearch", "resourceType", TaggedResourceType.ISO.toString());
            for (String key : tags.keySet()) {
                sc.setJoinParameters("tagSearch", "key" + String.valueOf(count), key);
                sc.setJoinParameters("tagSearch", "value" + String.valueOf(count), tags.get(key));
                count++;
            }
        }

        return listBy(sc);
    }

    @Override
    public List<ImageDataVO> userIsoSearch(boolean listRemoved) {

        SearchBuilder<ImageDataVO> sb = null;
        sb = UserIsoSearch;
        SearchCriteria<ImageDataVO> sc = sb.create();

        sc.setParameters("format", Storage.ImageFormat.ISO);
        sc.setParameters("type", TemplateType.USER.toString());

        if (!listRemoved) {
            sc.setParameters("removed", (Object) null);
        }

        return listBy(sc);
    }

    @Override
    public List<ImageDataVO> listAllSystemVMTemplates() {
        SearchCriteria<ImageDataVO> sc = tmpltTypeSearch.create();
        sc.setParameters("templateType", Storage.TemplateType.SYSTEM);

        Filter filter = new Filter(ImageDataVO.class, "id", false, null, null);
        return listBy(sc, filter);
    }

    @Override
    public List<Long> listPrivateTemplatesByHost(Long hostId) {

        String sql = "select * from template_host_ref as thr INNER JOIN vm_template as t ON t.id=thr.template_id "
                + "where thr.host_id=? and t.public=0 and t.featured=0 and t.type='USER' and t.removed is NULL";

        List<Long> l = new ArrayList<Long>();

        Transaction txn = Transaction.currentTxn();

        PreparedStatement pstmt = null;
        try {
            pstmt = txn.prepareAutoCloseStatement(sql);
            pstmt.setLong(1, hostId);
            ResultSet rs = pstmt.executeQuery();
            while (rs.next()) {
                l.add(rs.getLong(1));
            }
        } catch (SQLException e) {
        } catch (Throwable e) {
        }
        return l;
    }

    @Override
    public List<ImageDataVO> listReadyTemplates() {
        SearchCriteria<ImageDataVO> sc = createSearchCriteria();
        sc.addAnd("ready", SearchCriteria.Op.EQ, true);
        sc.addAnd("format", SearchCriteria.Op.NEQ, Storage.ImageFormat.ISO);
        return listIncludingRemovedBy(sc);
    }

    @Override
    public List<ImageDataVO> findIsosByIdAndPath(Long domainId, Long accountId, String path) {
        SearchCriteria<ImageDataVO> sc = createSearchCriteria();
        sc.addAnd("iso", SearchCriteria.Op.EQ, true);
        if (domainId != null) {
            sc.addAnd("domainId", SearchCriteria.Op.EQ, domainId);
        }
        if (accountId != null) {
            sc.addAnd("accountId", SearchCriteria.Op.EQ, accountId);
        }
        if (path != null) {
            sc.addAnd("path", SearchCriteria.Op.EQ, path);
        }
        return listIncludingRemovedBy(sc);
    }

    @Override
    public List<ImageDataVO> listByAccountId(long accountId) {
        SearchCriteria<ImageDataVO> sc = AccountIdSearch.create();
        sc.setParameters("accountId", accountId);
        return listBy(sc);
    }

    @Override
    public List<ImageDataVO> listByHypervisorType(List<HypervisorType> hyperTypes) {
        SearchCriteria<ImageDataVO> sc = createSearchCriteria();
        hyperTypes.add(HypervisorType.None);
        sc.addAnd("hypervisorType", SearchCriteria.Op.IN, hyperTypes.toArray());
        return listBy(sc);
    }

    @Override
    public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
        boolean result = super.configure(name, params);

        PublicSearch = createSearchBuilder();
        PublicSearch.and("public", PublicSearch.entity().isPublicTemplate(), SearchCriteria.Op.EQ);

        routerTmpltName = (String) params.get("routing.uniquename");

        s_logger.debug("Found parameter routing unique name " + routerTmpltName);
        if (routerTmpltName == null) {
            routerTmpltName = "routing";
        }

        consoleProxyTmpltName = (String) params.get("consoleproxy.uniquename");
        if (consoleProxyTmpltName == null) {
            consoleProxyTmpltName = "routing";
        }
        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Use console proxy template : " + consoleProxyTmpltName);
        }

        UniqueNameSearch = createSearchBuilder();
        UniqueNameSearch.and("uniqueName", UniqueNameSearch.entity().getUniqueName(), SearchCriteria.Op.EQ);
        NameSearch = createSearchBuilder();
        NameSearch.and("name", NameSearch.entity().getName(), SearchCriteria.Op.EQ);

        NameAccountIdSearch = createSearchBuilder();
        NameAccountIdSearch.and("name", NameAccountIdSearch.entity().getName(), SearchCriteria.Op.EQ);
        NameAccountIdSearch.and("accountId", NameAccountIdSearch.entity().getAccountId(), SearchCriteria.Op.EQ);

        PublicIsoSearch = createSearchBuilder();
        PublicIsoSearch.and("public", PublicIsoSearch.entity().isPublicTemplate(), SearchCriteria.Op.EQ);
        PublicIsoSearch.and("format", PublicIsoSearch.entity().getFormat(), SearchCriteria.Op.EQ);
        PublicIsoSearch.and("type", PublicIsoSearch.entity().getTemplateType(), SearchCriteria.Op.EQ);
        PublicIsoSearch.and("bootable", PublicIsoSearch.entity().isBootable(), SearchCriteria.Op.EQ);
        PublicIsoSearch.and("removed", PublicIsoSearch.entity().getRemoved(), SearchCriteria.Op.EQ);

        UserIsoSearch = createSearchBuilder();
        UserIsoSearch.and("format", UserIsoSearch.entity().getFormat(), SearchCriteria.Op.EQ);
        UserIsoSearch.and("type", UserIsoSearch.entity().getTemplateType(), SearchCriteria.Op.EQ);
        UserIsoSearch.and("removed", UserIsoSearch.entity().getRemoved(), SearchCriteria.Op.EQ);

        tmpltTypeHyperSearch = createSearchBuilder();
        tmpltTypeHyperSearch.and("templateType", tmpltTypeHyperSearch.entity().getTemplateType(), SearchCriteria.Op.EQ);
        SearchBuilder<HostVO> hostHyperSearch = hostDao.createSearchBuilder();
        hostHyperSearch.and("type", hostHyperSearch.entity().getType(), SearchCriteria.Op.EQ);
        hostHyperSearch.and("zoneId", hostHyperSearch.entity().getDataCenterId(), SearchCriteria.Op.EQ);
        hostHyperSearch.groupBy(hostHyperSearch.entity().getHypervisorType());

        tmpltTypeHyperSearch.join("tmplHyper", hostHyperSearch, hostHyperSearch.entity().getHypervisorType(), tmpltTypeHyperSearch.entity().getHypervisorType(), JoinBuilder.JoinType.INNER);
        hostHyperSearch.done();
        tmpltTypeHyperSearch.done();

        tmpltTypeHyperSearch2 = createSearchBuilder();
        tmpltTypeHyperSearch2.and("templateType", tmpltTypeHyperSearch2.entity().getTemplateType(), SearchCriteria.Op.EQ);
        tmpltTypeHyperSearch2.and("hypervisorType", tmpltTypeHyperSearch2.entity().getHypervisorType(), SearchCriteria.Op.EQ);

        tmpltTypeSearch = createSearchBuilder();
        tmpltTypeSearch.and("removed", tmpltTypeSearch.entity().getRemoved(), SearchCriteria.Op.NULL);
        tmpltTypeSearch.and("templateType", tmpltTypeSearch.entity().getTemplateType(), SearchCriteria.Op.EQ);

        AccountIdSearch = createSearchBuilder();
        AccountIdSearch.and("accountId", AccountIdSearch.entity().getAccountId(), SearchCriteria.Op.EQ);
        AccountIdSearch.and("publicTemplate", AccountIdSearch.entity().isPublicTemplate(), SearchCriteria.Op.EQ);
        AccountIdSearch.done();

        SearchBuilder<VMTemplateZoneVO> tmpltZoneSearch = templateZoneDao.createSearchBuilder();
        tmpltZoneSearch.and("removed", tmpltZoneSearch.entity().getRemoved(), SearchCriteria.Op.NULL);
        tmpltZoneSearch.and("zoneId", tmpltZoneSearch.entity().getZoneId(), SearchCriteria.Op.EQ);

        TmpltsInZoneSearch = createSearchBuilder();
        TmpltsInZoneSearch.and("removed", TmpltsInZoneSearch.entity().getRemoved(), SearchCriteria.Op.NULL);
        TmpltsInZoneSearch.and().op("avoidtype", TmpltsInZoneSearch.entity().getTemplateType(), SearchCriteria.Op.NEQ);
        TmpltsInZoneSearch.or("templateType", TmpltsInZoneSearch.entity().getTemplateType(), SearchCriteria.Op.NULL);
        TmpltsInZoneSearch.cp();
        TmpltsInZoneSearch.join("tmpltzone", tmpltZoneSearch, tmpltZoneSearch.entity().getTemplateId(), TmpltsInZoneSearch.entity().getId(), JoinBuilder.JoinType.INNER);
        tmpltZoneSearch.done();
        TmpltsInZoneSearch.done();

        CountTemplatesByAccount = createSearchBuilder(Long.class);
        CountTemplatesByAccount.select(null, Func.COUNT, null);
        CountTemplatesByAccount.and("account", CountTemplatesByAccount.entity().getAccountId(), SearchCriteria.Op.EQ);
        CountTemplatesByAccount.and("removed", CountTemplatesByAccount.entity().getRemoved(), SearchCriteria.Op.NULL);
        CountTemplatesByAccount.done();

        updateStateSearch = this.createSearchBuilder();
        updateStateSearch.and("id", updateStateSearch.entity().getId(), Op.EQ);
        updateStateSearch.and("state", updateStateSearch.entity().getState(), Op.EQ);
        updateStateSearch.and("updatedCount", updateStateSearch.entity().getUpdatedCount(), Op.EQ);
        updateStateSearch.done();
        return result;
    }

    @Override
    public String getRoutingTemplateUniqueName() {
        return routerTmpltName;
    }

    @Override
    public Set<Pair<Long, Long>> searchSwiftTemplates(String name, String keyword, TemplateFilter templateFilter, boolean isIso, List<HypervisorType> hypers, Boolean bootable, DomainVO domain,
            Long pageSize, Long startIndex, Long zoneId, HypervisorType hyperType, boolean onlyReady, boolean showDomr, List<Account> permittedAccounts, Account caller, Map<String, String> tags) {

        StringBuilder builder = new StringBuilder();
        if (!permittedAccounts.isEmpty()) {
            for (Account permittedAccount : permittedAccounts) {
                builder.append(permittedAccount.getAccountId() + ",");
            }
        }

        String permittedAccountsStr = builder.toString();

        if (permittedAccountsStr.length() > 0) {
            // chop the "," off
            permittedAccountsStr = permittedAccountsStr.substring(0, permittedAccountsStr.length() - 1);
        }

        Transaction txn = Transaction.currentTxn();
        txn.start();

        Set<Pair<Long, Long>> templateZonePairList = new HashSet<Pair<Long, Long>>();
        PreparedStatement pstmt = null;
        ResultSet rs = null;
        String sql = SELECT_TEMPLATE_SWIFT_REF;
        try {
            String joinClause = "";
            String whereClause = " WHERE t.removed IS NULL";

            if (isIso) {
                whereClause += " AND t.format = 'ISO'";
                if (!hyperType.equals(HypervisorType.None)) {
                    joinClause = " INNER JOIN guest_os guestOS on (guestOS.id = t.guest_os_id) INNER JOIN guest_os_hypervisor goh on ( goh.guest_os_id = guestOS.id) ";
                    whereClause += " AND goh.hypervisor_type = '" + hyperType.toString() + "'";
                }
            } else {
                whereClause += " AND t.format <> 'ISO'";
                if (hypers.isEmpty()) {
                    return templateZonePairList;
                } else {
                    StringBuilder relatedHypers = new StringBuilder();
                    for (HypervisorType hyper : hypers) {
                        relatedHypers.append("'");
                        relatedHypers.append(hyper.toString());
                        relatedHypers.append("'");
                        relatedHypers.append(",");
                    }
                    relatedHypers.setLength(relatedHypers.length() - 1);
                    whereClause += " AND t.hypervisor_type IN (" + relatedHypers + ")";
                }
            }
            joinClause += " INNER JOIN  template_swift_ref tsr on (t.id = tsr.template_id)";
            if (keyword != null) {
                whereClause += " AND t.name LIKE \"%" + keyword + "%\"";
            } else if (name != null) {
                whereClause += " AND t.name LIKE \"%" + name + "%\"";
            }

            if (bootable != null) {
                whereClause += " AND t.bootable = " + bootable;
            }

            if (!showDomr) {
                whereClause += " AND t.type != '" + Storage.TemplateType.SYSTEM.toString() + "'";
            }

            if (templateFilter == TemplateFilter.featured) {
                whereClause += " AND t.public = 1 AND t.featured = 1";
            } else if ((templateFilter == TemplateFilter.self || templateFilter == TemplateFilter.selfexecutable) && caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
                if (caller.getType() == Account.ACCOUNT_TYPE_DOMAIN_ADMIN || caller.getType() == Account.ACCOUNT_TYPE_RESOURCE_DOMAIN_ADMIN) {
                    joinClause += " INNER JOIN account a on (t.account_id = a.id) INNER JOIN domain d on (a.domain_id = d.id)";
                    whereClause += "  AND d.path LIKE '" + domain.getPath() + "%'";
                } else {
                    whereClause += " AND t.account_id IN (" + permittedAccountsStr + ")";
                }
            } else if (templateFilter == TemplateFilter.sharedexecutable && caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
                if (caller.getType() == Account.ACCOUNT_TYPE_NORMAL) {
                    joinClause += " LEFT JOIN launch_permission lp ON t.id = lp.template_id WHERE" + " (t.account_id IN (" + permittedAccountsStr + ") OR" + " lp.account_id IN ("
                            + permittedAccountsStr + "))";
                } else {
                    joinClause += " INNER JOIN account a on (t.account_id = a.id) ";
                }
            } else if (templateFilter == TemplateFilter.executable && !permittedAccounts.isEmpty()) {
                whereClause += " AND (t.public = 1 OR t.account_id IN (" + permittedAccountsStr + "))";
            } else if (templateFilter == TemplateFilter.community) {
                whereClause += " AND t.public = 1 AND t.featured = 0";
            } else if (templateFilter == TemplateFilter.all && caller.getType() == Account.ACCOUNT_TYPE_ADMIN) {
            } else if (caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
                return templateZonePairList;
            }

            sql += joinClause + whereClause + getOrderByLimit(pageSize, startIndex);
            pstmt = txn.prepareStatement(sql);
            rs = pstmt.executeQuery();
            while (rs.next()) {
                Pair<Long, Long> templateZonePair = new Pair<Long, Long>(rs.getLong(1), -1L);
                templateZonePairList.add(templateZonePair);
            }

        } catch (Exception e) {
            s_logger.warn("Error listing templates", e);
        } finally {
            try {
                if (rs != null) {
                    rs.close();
                }
                if (pstmt != null) {
                    pstmt.close();
                }
                txn.commit();
            } catch (SQLException sqle) {
                s_logger.warn("Error in cleaning up", sqle);
            }
        }

        return templateZonePairList;
    }

    @Override
    public Set<Pair<Long, Long>> searchTemplates(String name, String keyword, TemplateFilter templateFilter, boolean isIso, List<HypervisorType> hypers, Boolean bootable, DomainVO domain,
            Long pageSize, Long startIndex, Long zoneId, HypervisorType hyperType, boolean onlyReady, boolean showDomr, List<Account> permittedAccounts, Account caller,
            ListProjectResourcesCriteria listProjectResourcesCriteria, Map<String, String> tags) {
        StringBuilder builder = new StringBuilder();
        if (!permittedAccounts.isEmpty()) {
            for (Account permittedAccount : permittedAccounts) {
                builder.append(permittedAccount.getAccountId() + ",");
            }
        }

        String permittedAccountsStr = builder.toString();

        if (permittedAccountsStr.length() > 0) {
            // chop the "," off
            permittedAccountsStr = permittedAccountsStr.substring(0, permittedAccountsStr.length() - 1);
        }

        Transaction txn = Transaction.currentTxn();
        txn.start();

        /* Use LinkedHashSet here to guarantee iteration order */
        Set<Pair<Long, Long>> templateZonePairList = new LinkedHashSet<Pair<Long, Long>>();
        PreparedStatement pstmt = null;
        ResultSet rs = null;
        StringBuilder relatedDomainIds = new StringBuilder();
        String sql = SELECT_TEMPLATE_ZONE_REF;
        String groupByClause = "";
        try {
            // short accountType;
            // String accountId = null;
            String guestOSJoin = "";
            StringBuilder templateHostRefJoin = new StringBuilder();
            String dataCenterJoin = "", lpjoin = "";
            String tagsJoin = "";

            if (isIso && !hyperType.equals(HypervisorType.None)) {
                guestOSJoin = " INNER JOIN guest_os guestOS on (guestOS.id = t.guest_os_id) INNER JOIN guest_os_hypervisor goh on ( goh.guest_os_id = guestOS.id) ";
            }
            if (onlyReady) {
                templateHostRefJoin.append(" INNER JOIN  template_host_ref thr on (t.id = thr.template_id) INNER JOIN host h on (thr.host_id = h.id)");
                sql = SELECT_TEMPLATE_HOST_REF;
                groupByClause = " GROUP BY t.id, h.data_center_id ";
            }
            if ((templateFilter == TemplateFilter.featured) || (templateFilter == TemplateFilter.community)) {
                dataCenterJoin = " INNER JOIN data_center dc on (h.data_center_id = dc.id)";
            }

            if (templateFilter == TemplateFilter.sharedexecutable) {
                lpjoin = " INNER JOIN launch_permission lp ON t.id = lp.template_id ";
            }

            if (tags != null && !tags.isEmpty()) {
                tagsJoin = " INNER JOIN resource_tags r ON t.id = r.resource_id ";
            }

            sql += guestOSJoin + templateHostRefJoin + dataCenterJoin + lpjoin + tagsJoin;
            String whereClause = "";

            // All joins have to be made before we start setting the condition
            // settings
            if ((listProjectResourcesCriteria == ListProjectResourcesCriteria.SkipProjectResources || (!permittedAccounts.isEmpty() && !(templateFilter == TemplateFilter.community || templateFilter == TemplateFilter.featured)))
                    && !(caller.getType() != Account.ACCOUNT_TYPE_NORMAL && templateFilter == TemplateFilter.all)) {
                whereClause += " INNER JOIN account a on (t.account_id = a.id)";
                if ((templateFilter == TemplateFilter.self || templateFilter == TemplateFilter.selfexecutable)
                        && (caller.getType() == Account.ACCOUNT_TYPE_DOMAIN_ADMIN || caller.getType() == Account.ACCOUNT_TYPE_RESOURCE_DOMAIN_ADMIN)) {
                    whereClause += " INNER JOIN domain d on (a.domain_id = d.id) WHERE d.path LIKE '" + domain.getPath() + "%'";
                    if (listProjectResourcesCriteria == ListProjectResourcesCriteria.SkipProjectResources) {
                        whereClause += " AND a.type != " + Account.ACCOUNT_TYPE_PROJECT;
                    }
                } else if (listProjectResourcesCriteria == ListProjectResourcesCriteria.SkipProjectResources) {
                    whereClause += " WHERE a.type != " + Account.ACCOUNT_TYPE_PROJECT;
                }
            }

            if (!permittedAccounts.isEmpty()) {
                for (Account account : permittedAccounts) {
                    // accountType = account.getType();
                    // accountId = Long.toString(account.getId());
                    DomainVO accountDomain = domainDao.findById(account.getDomainId());

                    // get all parent domain ID's all the way till root domain
                    DomainVO domainTreeNode = accountDomain;
                    while (true) {
                        relatedDomainIds.append(domainTreeNode.getId());
                        relatedDomainIds.append(",");
                        if (domainTreeNode.getParent() != null) {
                            domainTreeNode = domainDao.findById(domainTreeNode.getParent());
                        } else {
                            break;
                        }
                    }

                    // get all child domain ID's
                    if (isAdmin(account.getType())) {
                        List<DomainVO> allChildDomains = domainDao.findAllChildren(accountDomain.getPath(), accountDomain.getId());
                        for (DomainVO childDomain : allChildDomains) {
                            relatedDomainIds.append(childDomain.getId());
                            relatedDomainIds.append(",");
                        }
                    }
                    relatedDomainIds.setLength(relatedDomainIds.length() - 1);
                }
            }

            String attr = " AND ";
            if (whereClause.endsWith(" WHERE ")) {
                attr += " WHERE ";
            }

            if (!isIso) {
                if (hypers.isEmpty()) {
                    return templateZonePairList;
                } else {
                    StringBuilder relatedHypers = new StringBuilder();
                    for (HypervisorType hyper : hypers) {
                        relatedHypers.append("'");
                        relatedHypers.append(hyper.toString());
                        relatedHypers.append("'");
                        relatedHypers.append(",");
                    }
                    relatedHypers.setLength(relatedHypers.length() - 1);
                    whereClause += attr + " t.hypervisor_type IN (" + relatedHypers + ")";
                }
            }

            if (!permittedAccounts.isEmpty() && !(templateFilter == TemplateFilter.featured || templateFilter == TemplateFilter.community || templateFilter == TemplateFilter.executable)
                    && !isAdmin(caller.getType())) {
                whereClause += attr + "t.account_id IN (" + permittedAccountsStr + ")";
            }

            if (templateFilter == TemplateFilter.featured) {
                whereClause += attr + "t.public = 1 AND t.featured = 1";
                if (!permittedAccounts.isEmpty()) {
                    whereClause += attr + "(dc.domain_id IN (" + relatedDomainIds + ") OR dc.domain_id is NULL)";
                }
            } else if (templateFilter == TemplateFilter.self || templateFilter == TemplateFilter.selfexecutable) {
                whereClause += " AND t.account_id IN (" + permittedAccountsStr + ")";
            } else if (templateFilter == TemplateFilter.sharedexecutable) {
                whereClause += " AND " + " (t.account_id IN (" + permittedAccountsStr + ") OR" + " lp.account_id IN (" + permittedAccountsStr + "))";
            } else if (templateFilter == TemplateFilter.executable && !permittedAccounts.isEmpty()) {
                whereClause += attr + "(t.public = 1 OR t.account_id IN (" + permittedAccountsStr + "))";
            } else if (templateFilter == TemplateFilter.community) {
                whereClause += attr + "t.public = 1 AND t.featured = 0";
                if (!permittedAccounts.isEmpty()) {
                    whereClause += attr + "(dc.domain_id IN (" + relatedDomainIds + ") OR dc.domain_id is NULL)";
                }
            } else if (caller.getType() != Account.ACCOUNT_TYPE_ADMIN && !isIso) {
                return templateZonePairList;
            }

            if (tags != null && !tags.isEmpty()) {
                whereClause += " AND (";
                boolean first = true;
                for (String key : tags.keySet()) {
                    if (!first) {
                        whereClause += " OR ";
                    }
                    whereClause += "(r.key=\"" + key + "\" and r.value=\"" + tags.get(key) + "\")";
                    first = false;
                }
                whereClause += ")";
            }

            if (whereClause.equals("")) {
                whereClause += " WHERE ";
            } else if (!whereClause.equals(" WHERE ")) {
                whereClause += " AND ";
            }

            sql += whereClause + getExtrasWhere(templateFilter, name, keyword, isIso, bootable, hyperType, zoneId, onlyReady, showDomr) + groupByClause + getOrderByLimit(pageSize, startIndex);

            pstmt = txn.prepareStatement(sql);
            rs = pstmt.executeQuery();

            while (rs.next()) {
                Pair<Long, Long> templateZonePair = new Pair<Long, Long>(rs.getLong(1), rs.getLong(2));
                templateZonePairList.add(templateZonePair);
            }
            // for now, defaulting pageSize to a large val if null; may need to
            // revisit post 2.2RC2
            if (isIso &&
                    templateZonePairList.size() < (pageSize != null ? pageSize : 500) &&
                    templateFilter != TemplateFilter.community &&
                    !(templateFilter == TemplateFilter.self) /* TODO: Fix this! && !BaseCmd.isRootAdmin(caller.getType())*/) {  // evaluates
                // to
                // true
                // If
                // root
                // admin
                // and
                // filter=self

                List<ImageDataVO> publicIsos = publicIsoSearch(bootable, false, tags);
                List<ImageDataVO> userIsos = userIsoSearch(false);

                // Listing the ISOs according to the page size.Restricting the
                // total no. of ISOs on a page
                // to be less than or equal to the pageSize parameter

                int i = 0;

                if (startIndex > userIsos.size()) {
                    i = (int) (startIndex - userIsos.size());
                }

                for (; i < publicIsos.size(); i++) {
                    if (templateZonePairList.size() >= pageSize) {
                        break;
                    } else {
                        if (keyword != null && publicIsos.get(i).getName().contains(keyword)) {
                            templateZonePairList.add(new Pair<Long, Long>(publicIsos.get(i).getId(), null));
                            continue;
                        } else if (name != null && publicIsos.get(i).getName().contains(name)) {
                            templateZonePairList.add(new Pair<Long, Long>(publicIsos.get(i).getId(), null));
                            continue;
                        } else if (keyword == null && name == null) {
                            templateZonePairList.add(new Pair<Long, Long>(publicIsos.get(i).getId(), null));
                        }
                    }
                }
            }
        } catch (Exception e) {
            s_logger.warn("Error listing templates", e);
        } finally {
            try {
                if (rs != null) {
                    rs.close();
                }
                if (pstmt != null) {
                    pstmt.close();
                }
                txn.commit();
            } catch (SQLException sqle) {
                s_logger.warn("Error in cleaning up", sqle);
            }
        }

        return templateZonePairList;
    }

    private String getExtrasWhere(TemplateFilter templateFilter, String name, String keyword, boolean isIso, Boolean bootable, HypervisorType hyperType, Long zoneId, boolean onlyReady,
            boolean showDomr) {
        String sql = "";
        if (keyword != null) {
            sql += " t.name LIKE \"%" + keyword + "%\" AND";
        } else if (name != null) {
            sql += " t.name LIKE \"%" + name + "%\" AND";
        }

        if (isIso) {
            sql += " t.format = 'ISO'";
            if (!hyperType.equals(HypervisorType.None)) {
                sql += " AND goh.hypervisor_type = '" + hyperType.toString() + "'";
            }
        } else {
            sql += " t.format <> 'ISO'";
            if (!hyperType.equals(HypervisorType.None)) {
                sql += " AND t.hypervisor_type = '" + hyperType.toString() + "'";
            }
        }

        if (bootable != null) {
            sql += " AND t.bootable = " + bootable;
        }

        if (onlyReady) {
            sql += " AND thr.download_state = '" + Status.DOWNLOADED.toString() + "'" + " AND thr.destroyed=0 ";
            if (zoneId != null) {
                sql += " AND h.data_center_id = " + zoneId;
            }
        } else if (zoneId != null) {
            sql += " AND tzr.zone_id = " + zoneId + " AND tzr.removed is null";
        } else {
            sql += " AND tzr.removed is null ";
        }
        if (!showDomr) {
            sql += " AND t.type != '" + Storage.TemplateType.SYSTEM.toString() + "'";
        }

        sql += " AND t.removed IS NULL";

        return sql;
    }

    private String getOrderByLimit(Long pageSize, Long startIndex) {
        Boolean isAscending = Boolean.parseBoolean(configDao.getValue("sortkey.algorithm"));
        isAscending = (isAscending == null ? true : isAscending);

        String sql;
        if (isAscending) {
            sql = " ORDER BY t.sort_key ASC";
        } else {
            sql = " ORDER BY t.sort_key DESC";
        }

        if ((pageSize != null) && (startIndex != null)) {
            sql += " LIMIT " + startIndex.toString() + "," + pageSize.toString();
        }
        return sql;
    }

    @Override
    @DB
    public long addTemplateToZone(ImageDataVO tmplt, long zoneId) {
        Transaction txn = Transaction.currentTxn();
        txn.start();
        ImageDataVO tmplt2 = findById(tmplt.getId());
        if (tmplt2 == null) {
            if (persist(tmplt) == null) {
                throw new CloudRuntimeException("Failed to persist the template " + tmplt);
            }
            if (tmplt.getDetails() != null) {
                templateDetailsDao.persist(tmplt.getId(), tmplt.getDetails());
            }
        }
        VMTemplateZoneVO tmpltZoneVO = templateZoneDao.findByZoneTemplate(zoneId, tmplt.getId());
        if (tmpltZoneVO == null) {
            tmpltZoneVO = new VMTemplateZoneVO(zoneId, tmplt.getId(), new Date());
            templateZoneDao.persist(tmpltZoneVO);
        } else {
            tmpltZoneVO.setRemoved(null);
            tmpltZoneVO.setLastUpdated(new Date());
            templateZoneDao.update(tmpltZoneVO.getId(), tmpltZoneVO);
        }
        txn.commit();

        return tmplt.getId();
    }

    @Override
    @DB
    public List<ImageDataVO> listAllInZone(long dataCenterId) {
        SearchCriteria<ImageDataVO> sc = TmpltsInZoneSearch.create();
        sc.setParameters("avoidtype", TemplateType.PERHOST.toString());
        sc.setJoinParameters("tmpltzone", "zoneId", dataCenterId);
        return listBy(sc);
    }

    @Override
    public List<ImageDataVO> listDefaultBuiltinTemplates() {
        SearchCriteria<ImageDataVO> sc = tmpltTypeSearch.create();
        sc.setParameters("templateType", Storage.TemplateType.BUILTIN);
        return listBy(sc);
    }

    @Override
    public ImageDataVO findSystemVMTemplate(long zoneId) {
        SearchCriteria<ImageDataVO> sc = tmpltTypeHyperSearch.create();
        sc.setParameters("templateType", Storage.TemplateType.SYSTEM);
        sc.setJoinParameters("tmplHyper", "type", Host.Type.Routing);
        sc.setJoinParameters("tmplHyper", "zoneId", zoneId);

        // order by descending order of id and select the first (this is going
        // to be the latest)
        List<ImageDataVO> tmplts = listBy(sc, new Filter(ImageDataVO.class, "id", false, null, 1l));

        if (tmplts.size() > 0) {
            return tmplts.get(0);
        } else {
            return null;
        }
    }

    @Override
    public ImageDataVO findSystemVMTemplate(long zoneId, HypervisorType hType) {
        SearchCriteria<ImageDataVO> sc = tmpltTypeHyperSearch.create();
        sc.setParameters("templateType", Storage.TemplateType.SYSTEM);
        sc.setJoinParameters("tmplHyper", "type", Host.Type.Routing);
        sc.setJoinParameters("tmplHyper", "zoneId", zoneId);

        // order by descending order of id
        List<ImageDataVO> tmplts = listBy(sc, new Filter(ImageDataVO.class, "id", false, null, null));

        for (ImageDataVO tmplt : tmplts) {
            if (tmplt.getHypervisorType() == hType) {
                return tmplt;
            }
        }
        if (tmplts.size() > 0 && hType == HypervisorType.Any) {
            return tmplts.get(0);
        }
        return null;
    }

    @Override
    public ImageDataVO findRoutingTemplate(HypervisorType hType) {
        SearchCriteria<ImageDataVO> sc = tmpltTypeHyperSearch2.create();
        sc.setParameters("templateType", Storage.TemplateType.SYSTEM);
        sc.setParameters("hypervisorType", hType);

        // order by descending order of id and select the first (this is going
        // to be the latest)
        List<ImageDataVO> tmplts = listBy(sc, new Filter(ImageDataVO.class, "id", false, null, 1l));

        if (tmplts.size() > 0) {
            return tmplts.get(0);
        } else {
            return null;
        }
    }

    @Override
    public Long countTemplatesForAccount(long accountId) {
        SearchCriteria<Long> sc = CountTemplatesByAccount.create();
        sc.setParameters("account", accountId);
        return customSearch(sc, null).get(0);
    }

    @Override
    @DB
    public boolean remove(Long id) {
        Transaction txn = Transaction.currentTxn();
        txn.start();
        ImageDataVO template = createForUpdate();
        template.setRemoved(new Date());

        ImageDataVO vo = findById(id);
        if (vo != null) {
            if (vo.getFormat().equalsIgnoreCase(new ISO().toString())) {
                _tagsDao.removeByIdAndType(id, TaggedResourceType.ISO);
            } else {
                _tagsDao.removeByIdAndType(id, TaggedResourceType.Template);
            }
        }

        boolean result = update(id, template);
        txn.commit();
        return result;
    }

    private boolean isAdmin(short accountType) {
        return ((accountType == Account.ACCOUNT_TYPE_ADMIN) || (accountType == Account.ACCOUNT_TYPE_RESOURCE_DOMAIN_ADMIN) || (accountType == Account.ACCOUNT_TYPE_DOMAIN_ADMIN) || (accountType == Account.ACCOUNT_TYPE_READ_ONLY_ADMIN));
    }

    @Override
    public boolean updateState(TemplateState currentState, TemplateEvent event,
            TemplateState nextState, ImageDataVO vo, Object data) {
        Long oldUpdated = vo.getUpdatedCount();
        Date oldUpdatedTime = vo.getUpdated();
   
       
        SearchCriteria<ImageDataVO> sc = updateStateSearch.create();
        sc.setParameters("id", vo.getId());
        sc.setParameters("state", currentState);
        sc.setParameters("updatedCount", vo.getUpdatedCount());

        vo.incrUpdatedCount();

        UpdateBuilder builder = getUpdateBuilder(vo);
        builder.set(vo, "state", nextState);
        builder.set(vo, "updated", new Date());

        int rows = update((ImageDataVO) vo, sc);
        if (rows == 0 && s_logger.isDebugEnabled()) {
            ImageDataVO dbVol = findByIdIncludingRemoved(vo.getId());
            if (dbVol != null) {
                StringBuilder str = new StringBuilder("Unable to update ").append(vo.toString());
                str.append(": DB Data={id=").append(dbVol.getId()).append("; state=").append(dbVol.getState()).append("; updatecount=").append(dbVol.getUpdatedCount()).append(";updatedTime=")
                        .append(dbVol.getUpdated());
                str.append(": New Data={id=").append(vo.getId()).append("; state=").append(nextState).append("; event=").append(event).append("; updatecount=").append(vo.getUpdatedCount())
                        .append("; updatedTime=").append(vo.getUpdated());
                str.append(": stale Data={id=").append(vo.getId()).append("; state=").append(currentState).append("; event=").append(event).append("; updatecount=").append(oldUpdated)
                        .append("; updatedTime=").append(oldUpdatedTime);
            } else {
                s_logger.debug("Unable to update objectIndatastore: id=" + vo.getId() + ", as there is no such object exists in the database anymore");
            }
        }
        return rows > 0;
    }
}
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