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DataService.java
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DataService.java
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/**
* Licensed to JumpMind Inc under one or more contributor
* license agreements. See the NOTICE file distributed
* with this work for additional information regarding
* copyright ownership. JumpMind Inc licenses this file
* to you under the GNU General Public License, version 3.0 (GPLv3)
* (the "License"); you may not use this file except in compliance
* with the License.
*
* You should have received a copy of the GNU General Public License,
* version 3.0 (GPLv3) along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*
* 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.jumpmind.symmetric.service.impl;
import static org.apache.commons.lang.StringUtils.isNotBlank;
import java.sql.DataTruncation;
import java.sql.Types;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Set;
import org.apache.commons.collections.map.CaseInsensitiveMap;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.NotImplementedException;
import org.apache.commons.lang.StringEscapeUtils;
import org.apache.commons.lang.StringUtils;
import org.jumpmind.db.model.Column;
import org.jumpmind.db.model.ForeignKey;
import org.jumpmind.db.model.Reference;
import org.jumpmind.db.model.Table;
import org.jumpmind.db.platform.DatabaseInfo;
import org.jumpmind.db.sql.DmlStatement;
import org.jumpmind.db.sql.DmlStatement.DmlType;
import org.jumpmind.db.sql.ISqlReadCursor;
import org.jumpmind.db.sql.ISqlRowMapper;
import org.jumpmind.db.sql.ISqlTransaction;
import org.jumpmind.db.sql.Row;
import org.jumpmind.db.sql.UniqueKeyException;
import org.jumpmind.db.sql.mapper.NumberMapper;
import org.jumpmind.exception.IoException;
import org.jumpmind.symmetric.ISymmetricEngine;
import org.jumpmind.symmetric.SymmetricException;
import org.jumpmind.symmetric.common.Constants;
import org.jumpmind.symmetric.common.ParameterConstants;
import org.jumpmind.symmetric.common.TableConstants;
import org.jumpmind.symmetric.db.SequenceIdentifier;
import org.jumpmind.symmetric.ext.IHeartbeatListener;
import org.jumpmind.symmetric.io.data.Batch;
import org.jumpmind.symmetric.io.data.CsvData;
import org.jumpmind.symmetric.io.data.CsvUtils;
import org.jumpmind.symmetric.io.data.DataEventType;
import org.jumpmind.symmetric.io.data.transform.TransformPoint;
import org.jumpmind.symmetric.job.OracleNoOrderHeartbeat;
import org.jumpmind.symmetric.job.PushHeartbeatListener;
import org.jumpmind.symmetric.load.IReloadListener;
import org.jumpmind.symmetric.load.IReloadVariableFilter;
import org.jumpmind.symmetric.model.AbstractBatch.Status;
import org.jumpmind.symmetric.model.Channel;
import org.jumpmind.symmetric.model.Data;
import org.jumpmind.symmetric.model.DataEvent;
import org.jumpmind.symmetric.model.DataGap;
import org.jumpmind.symmetric.model.Node;
import org.jumpmind.symmetric.model.NodeGroupLink;
import org.jumpmind.symmetric.model.NodeGroupLinkAction;
import org.jumpmind.symmetric.model.NodeSecurity;
import org.jumpmind.symmetric.model.OutgoingBatch;
import org.jumpmind.symmetric.model.ProcessInfo;
import org.jumpmind.symmetric.model.Router;
import org.jumpmind.symmetric.model.TableReloadRequest;
import org.jumpmind.symmetric.model.TableReloadRequestKey;
import org.jumpmind.symmetric.model.Trigger;
import org.jumpmind.symmetric.model.TriggerHistory;
import org.jumpmind.symmetric.model.TriggerReBuildReason;
import org.jumpmind.symmetric.model.TriggerRouter;
import org.jumpmind.symmetric.service.ClusterConstants;
import org.jumpmind.symmetric.service.IDataService;
import org.jumpmind.symmetric.service.IExtensionService;
import org.jumpmind.symmetric.service.IFileSyncService;
import org.jumpmind.symmetric.service.INodeService;
import org.jumpmind.symmetric.service.ITriggerRouterService;
import org.jumpmind.symmetric.service.impl.TransformService.TransformTableNodeGroupLink;
import org.jumpmind.util.AppUtils;
import org.jumpmind.util.FormatUtils;
/**
* @see IDataService
*/
public class DataService extends AbstractService implements IDataService {
private ISymmetricEngine engine;
private IExtensionService extensionService;
private DataMapper dataMapper;
public DataService(ISymmetricEngine engine, IExtensionService extensionService) {
super(engine.getParameterService(), engine.getSymmetricDialect());
this.engine = engine;
this.dataMapper = new DataMapper();
this.extensionService = extensionService;
extensionService.addExtensionPoint(new PushHeartbeatListener(engine));
if (parameterService.is(ParameterConstants.DBDIALECT_ORACLE_SEQUENCE_NOORDER)) {
extensionService.addExtensionPoint(new OracleNoOrderHeartbeat(engine));
}
setSqlMap(new DataServiceSqlMap(symmetricDialect.getPlatform(),
createSqlReplacementTokens()));
}
protected Map<IHeartbeatListener, Long> lastHeartbeatTimestamps = new HashMap<IHeartbeatListener, Long>();
public boolean insertReloadEvent(TableReloadRequest request, boolean deleteAtClient) {
boolean successful = false;
if (request != null) {
ITriggerRouterService triggerRouterService = engine.getTriggerRouterService();
INodeService nodeService = engine.getNodeService();
Node targetNode = nodeService.findNode(request.getTargetNodeId());
if (targetNode != null) {
TriggerRouter triggerRouter = triggerRouterService.getTriggerRouterForCurrentNode(
request.getTriggerId(), request.getRouterId(), false);
if (triggerRouter != null) {
Trigger trigger = triggerRouter.getTrigger();
Router router = triggerRouter.getRouter();
NodeGroupLink link = router.getNodeGroupLink();
Node me = nodeService.findIdentity();
if (link.getSourceNodeGroupId().equals(me.getNodeGroupId())) {
if (link.getTargetNodeGroupId().equals(targetNode.getNodeGroupId())) {
TriggerHistory triggerHistory = lookupTriggerHistory(trigger);
ISqlTransaction transaction = null;
try {
transaction = sqlTemplate.startSqlTransaction();
if (parameterService
.is(ParameterConstants.INITIAL_LOAD_DELETE_BEFORE_RELOAD)) {
String overrideDeleteStatement = StringUtils.isNotBlank(request
.getBeforeCustomSql()) ? request.getBeforeCustomSql()
: null;
insertPurgeEvent(transaction, targetNode, triggerRouter,
triggerHistory, false, overrideDeleteStatement, -1,
null);
}
insertReloadEvent(transaction, targetNode, triggerRouter,
triggerHistory, request.getReloadSelect(), false, -1, null,
Status.NE, -1);
if (!targetNode.requires13Compatiblity() && deleteAtClient) {
insertSqlEvent(
transaction,
triggerHistory,
trigger.getChannelId(),
targetNode,
String.format(
"delete from %s where target_node_id='%s' and source_node_id='%s' and trigger_id='%s' and router_id='%s'",
TableConstants
.getTableName(
tablePrefix,
TableConstants.SYM_TABLE_RELOAD_REQUEST),
request.getTargetNodeId(), request
.getSourceNodeId(), request
.getTriggerId(), request.getRouterId()),
false, -1, null);
}
deleteTableReloadRequest(transaction, request);
transaction.commit();
} catch (Error ex) {
if (transaction != null) {
transaction.rollback();
}
throw ex;
} catch (RuntimeException ex) {
if (transaction != null) {
transaction.rollback();
}
throw ex;
} finally {
close(transaction);
}
} else {
log.error(
"Could not reload table {} for node {} because the router {} target node group id {} did not match",
new Object[] { trigger.getSourceTableName(), request.getTargetNodeId(),
request.getRouterId(), link.getTargetNodeGroupId() });
}
} else {
log.error(
"Could not reload table {} for node {} because the router {} source node group id {} did not match",
new Object[] { trigger.getSourceTableName(), request.getTargetNodeId(), request.getRouterId(),
link.getSourceNodeGroupId() });
}
} else {
log.error(
"Could not reload table for node {} because the trigger router ({}, {}) could not be found",
new Object[] { request.getTargetNodeId(), request.getTriggerId(),
request.getRouterId() });
}
} else {
log.error("Could not reload table for node {} because the target node could not be found",
request.getTargetNodeId());
}
}
return successful;
}
protected void deleteTableReloadRequest(ISqlTransaction sqlTransaction,
TableReloadRequest request) {
sqlTransaction.prepareAndExecute(
getSql("deleteTableReloadRequest"),
new Object[] { request.getSourceNodeId(), request.getTargetNodeId(),
request.getTriggerId(), request.getRouterId() }, new int[] { Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR });
}
public void insertTableReloadRequest(TableReloadRequest request) {
Date time = new Date();
request.setLastUpdateTime(time);
if (request.getCreateTime() == null) {
request.setCreateTime(time);
}
request.setCreateTime(new Date((request.getCreateTime().getTime() / 1000) * 1000));
sqlTemplate.update(
getSql("insertTableReloadRequest"),
new Object[] { request.getReloadSelect(), request.getBeforeCustomSql(),
request.getCreateTime(), request.getLastUpdateBy(),
request.getLastUpdateTime(), request.getSourceNodeId(),
request.getTargetNodeId(), request.getTriggerId(),
request.getRouterId(), request.isCreateTable() ? 1 : 0,
request.isDeleteFirst() ? 1 : 0, request.getChannelId() });
}
public TableReloadRequest getTableReloadRequest(final TableReloadRequestKey key) {
return sqlTemplate.queryForObject(getSql("selectTableReloadRequest"),
new ISqlRowMapper<TableReloadRequest>() {
public TableReloadRequest mapRow(Row rs) {
TableReloadRequest request = new TableReloadRequest(key);
request.setReloadSelect(rs.getString("reload_select"));
request.setReloadTime(rs.getDateTime("reload_time"));
request.setBeforeCustomSql(rs.getString("before_custom_sql"));
request.setCreateTime(rs.getDateTime("create_time"));
request.setLastUpdateBy(rs.getString("last_update_by"));
request.setLastUpdateTime(rs.getDateTime("last_update_time"));
return request;
}
}, key.getSourceNodeId(), key.getTargetNodeId(), key.getTriggerId(),
key.getRouterId());
}
public List<TableReloadRequest> getTableReloadRequestToProcess(final String sourceNodeId) {
return sqlTemplate.query(getSql("selectTableReloadRequestToProcess"),
new ISqlRowMapper<TableReloadRequest>() {
public TableReloadRequest mapRow(Row rs) {
TableReloadRequest request = new TableReloadRequest();
request.setSourceNodeId(sourceNodeId);
request.setTargetNodeId(rs.getString("target_node_id"));
request.setCreateTable(rs.getBoolean("create_table"));
request.setDeleteFirst(rs.getBoolean("delete_first"));
request.setReloadSelect(rs.getString("reload_select"));
request.setReloadTime(rs.getDateTime("reload_time"));
request.setBeforeCustomSql(rs.getString("before_custom_sql"));
request.setChannelId(rs.getString("channel_id"));
request.setTriggerId(rs.getString("trigger_id"));
request.setRouterId(rs.getString("router_id"));
request.setCreateTime(rs.getDateTime("create_time"));
request.setLastUpdateBy(rs.getString("last_update_by"));
request.setLastUpdateTime(rs.getDateTime("last_update_time"));
return request;
}
}, sourceNodeId);
}
/**
* @return If isLoad then return the inserted batch id otherwise return the
* data id
*/
public long insertReloadEvent(ISqlTransaction transaction, Node targetNode,
TriggerRouter triggerRouter, TriggerHistory triggerHistory,
String overrideInitialLoadSelect, boolean isLoad, long loadId, String createBy,
Status status, long estimatedBatchRowCount) {
String channelId = getReloadChannelIdForTrigger(triggerRouter.getTrigger(), engine
.getConfigurationService().getChannels(false));
return insertReloadEvent(transaction, targetNode, triggerRouter, triggerHistory,
overrideInitialLoadSelect, isLoad, loadId, createBy, status, channelId, estimatedBatchRowCount);
}
/**
* @param estimatedBatchRowCount TODO
* @return If isLoad then return the inserted batch id otherwise return the
* data id
*/
public long insertReloadEvent(ISqlTransaction transaction, Node targetNode,
TriggerRouter triggerRouter, TriggerHistory triggerHistory,
String overrideInitialLoadSelect, boolean isLoad, long loadId, String createBy,
Status status, String channelId, long estimatedBatchRowCount) {
if (triggerHistory == null) {
triggerHistory = lookupTriggerHistory(triggerRouter.getTrigger());
}
// initial_load_select for table can be overridden by populating the
// row_data
Data data = new Data(triggerHistory.getSourceTableName(), DataEventType.RELOAD,
overrideInitialLoadSelect != null ? overrideInitialLoadSelect : triggerRouter
.getInitialLoadSelect(), null, triggerHistory, channelId,
null, null);
data.setNodeList(targetNode.getNodeId());
if (isLoad) {
return insertDataAndDataEventAndOutgoingBatch(transaction, data,
targetNode.getNodeId(), triggerRouter.getRouter().getRouterId(), isLoad,
loadId, createBy, status, null, estimatedBatchRowCount);
} else {
return insertData(transaction, data);
}
}
private String getReloadChannelIdForTrigger(Trigger trigger, Map<String, Channel> channels) {
String channelId = trigger != null ? trigger.getChannelId() : Constants.CHANNEL_DEFAULT;
if (parameterService.is(ParameterConstants.INITIAL_LOAD_USE_RELOAD_CHANNEL)) {
Channel normalChannel = channels.get(channelId);
Channel reloadChannel = channels.get(trigger != null ? trigger.getReloadChannelId()
: Constants.CHANNEL_RELOAD);
if (normalChannel.isFileSyncFlag()) {
if (reloadChannel != null && reloadChannel.isFileSyncFlag()) {
channelId = reloadChannel.getChannelId();
}
} else {
if (reloadChannel != null && reloadChannel.isReloadFlag()) {
channelId = reloadChannel.getChannelId();
} else {
channelId = Constants.CHANNEL_RELOAD;
}
}
}
return channelId;
}
@Override
public void insertReloadEvents(Node targetNode, boolean reverse, ProcessInfo processInfo) {
ITriggerRouterService triggerRouterService = engine.getTriggerRouterService();
Node sourceNode = engine.getNodeService().findIdentity();
insertReloadEvents(targetNode, reverse, null, processInfo, triggerRouterService.getActiveTriggerHistories(), triggerRouterService.getAllTriggerRoutersForReloadForCurrentNode(sourceNode.getNodeGroupId(), targetNode.getNodeGroupId()));
}
@Override
public void insertReloadEvents(Node targetNode, boolean reverse, List<TableReloadRequest> reloadRequests, ProcessInfo processInfo) {
ITriggerRouterService triggerRouterService = engine.getTriggerRouterService();
Node sourceNode = engine.getNodeService().findIdentity();
insertReloadEvents(targetNode, reverse, reloadRequests, processInfo, triggerRouterService.getActiveTriggerHistories(), triggerRouterService.getAllTriggerRoutersForReloadForCurrentNode(sourceNode.getNodeGroupId(), targetNode.getNodeGroupId()));
}
@Override
public void insertReloadEvents(Node targetNode, boolean reverse, ProcessInfo processInfo, List<TriggerHistory> activeHistories, List<TriggerRouter> triggerRouters) {
insertReloadEvents(targetNode, reverse, null, processInfo, activeHistories, triggerRouters);
}
@Override
public void insertReloadEvents(Node targetNode, boolean reverse, List<TableReloadRequest> reloadRequests, ProcessInfo processInfo, List<TriggerHistory> activeHistories, List<TriggerRouter> triggerRouters) {
if (engine.getClusterService().lock(ClusterConstants.SYNC_TRIGGERS)) {
try {
INodeService nodeService = engine.getNodeService();
ITriggerRouterService triggerRouterService = engine.getTriggerRouterService();
synchronized (triggerRouterService) {
boolean isFullLoad = reloadRequests == null
|| (reloadRequests.size() == 1 && reloadRequests.get(0).isFullLoadRequest());
if (!reverse) {
log.info("Queueing up " + (isFullLoad ? "an initial" : "a") + " load to node " + targetNode.getNodeId());
} else {
log.info("Queueing up a reverse " + (isFullLoad ? "initial" : "") + " load to node " + targetNode.getNodeId());
}
/*
* Outgoing data events are pointless because we are
* reloading all data
*/
if (isFullLoad) {
engine.getOutgoingBatchService().markAllAsSentForNode(targetNode.getNodeId(),
false);
}
Node sourceNode = nodeService.findIdentity();
boolean transactional = parameterService
.is(ParameterConstants.DATA_RELOAD_IS_BATCH_INSERT_TRANSACTIONAL);
String nodeIdRecord = reverse ? nodeService.findIdentityNodeId() : targetNode
.getNodeId();
NodeSecurity nodeSecurity = nodeService.findNodeSecurity(nodeIdRecord);
ISqlTransaction transaction = null;
try {
transaction = platform.getSqlTemplate().startSqlTransaction();
long loadId = engine.getSequenceService().nextVal(transaction,
Constants.SEQUENCE_OUTGOING_BATCH_LOAD_ID);
processInfo.setCurrentLoadId(loadId);
String createBy = reverse ? nodeSecurity.getRevInitialLoadCreateBy()
: nodeSecurity.getInitialLoadCreateBy();
List<TriggerHistory> triggerHistories = new ArrayList<TriggerHistory>();
if (isFullLoad) {
triggerHistories.addAll(activeHistories);
if (reloadRequests != null && reloadRequests.size() == 1) {
String channelId = reloadRequests.get(0).getChannelId();
if (channelId != null) {
List<TriggerHistory> channelTriggerHistories = new ArrayList<TriggerHistory>();
for (TriggerHistory history : triggerHistories) {
if (channelId.equals(findChannelFor(history, triggerRouters))) {
channelTriggerHistories.add(history);
}
}
triggerHistories = channelTriggerHistories;
}
}
} else {
for (TableReloadRequest reloadRequest : reloadRequests) {
triggerHistories.addAll(engine.getTriggerRouterService()
.getActiveTriggerHistories(new Trigger(reloadRequest.getTriggerId(), null)));
}
}
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId = triggerRouterService
.fillTriggerRoutersByHistIdAndSortHist(sourceNode.getNodeGroupId(),
targetNode.getNodeGroupId(), triggerHistories, triggerRouters);
if (isFullLoad) {
callReloadListeners(true, targetNode, transactional, transaction, loadId);
if (reloadRequests == null || reloadRequests.size() == 0) {
insertCreateSchemaScriptPriorToReload(targetNode, nodeIdRecord, loadId,
createBy, transactional, transaction);
}
}
Map<String, TableReloadRequest> mapReloadRequests = convertReloadListToMap(reloadRequests);
String symNodeSecurityReloadChannel = null;
int totalTableCount = 0;
try {
for (List<TriggerRouter> triggerRouterList : triggerRoutersByHistoryId.values()) {
if (triggerRouterList.size() > 0) {
TriggerRouter tr = triggerRouterList.get(0);
symNodeSecurityReloadChannel = tr.getTrigger().getReloadChannelId();
}
totalTableCount += triggerRouterList.size();
}
} catch (Exception e) {
}
processInfo.setTotalDataCount(totalTableCount);
insertSqlEventsPriorToReload(targetNode, nodeIdRecord, loadId, createBy,
transactional, transaction, reverse,
triggerHistories, triggerRoutersByHistoryId,
mapReloadRequests, isFullLoad, symNodeSecurityReloadChannel);
insertCreateBatchesForReload(targetNode, loadId, createBy,
triggerHistories, triggerRoutersByHistoryId, transactional,
transaction, mapReloadRequests);
insertDeleteBatchesForReload(targetNode, loadId, createBy,
triggerHistories, triggerRoutersByHistoryId, transactional,
transaction, mapReloadRequests);
insertSQLBatchesForReload(targetNode, loadId, createBy,
triggerHistories, triggerRoutersByHistoryId, transactional,
transaction, mapReloadRequests);
insertLoadBatchesForReload(targetNode, loadId, createBy, triggerHistories,
triggerRoutersByHistoryId, transactional, transaction, mapReloadRequests, processInfo);
insertSqlEventsAfterReload(targetNode, nodeIdRecord, loadId, createBy,
transactional, transaction, reverse,
triggerHistories, triggerRoutersByHistoryId,
mapReloadRequests, isFullLoad, symNodeSecurityReloadChannel);
insertFileSyncBatchForReload(targetNode, loadId, createBy, transactional,
transaction, mapReloadRequests, isFullLoad, processInfo);
if (isFullLoad) {
callReloadListeners(false, targetNode, transactional, transaction, loadId);
if (!reverse) {
nodeService.setInitialLoadEnabled(transaction, nodeIdRecord, false,
false, loadId, createBy);
} else {
nodeService.setReverseInitialLoadEnabled(transaction, nodeIdRecord,
false, false, loadId, createBy);
}
}
if (isFullLoad && !Constants.DEPLOYMENT_TYPE_REST.equals(targetNode.getDeploymentType())) {
insertNodeSecurityUpdate(transaction, nodeIdRecord,
targetNode.getNodeId(), true, loadId, createBy, symNodeSecurityReloadChannel);
}
engine.getStatisticManager().incrementNodesLoaded(1);
if (reloadRequests != null && reloadRequests.size() > 0) {
for (TableReloadRequest request : reloadRequests) {
int rowsAffected = transaction.prepareAndExecute(getSql("updateProcessedTableReloadRequest"), loadId, new Date(),
request.getTargetNodeId(), request.getSourceNodeId(), request.getTriggerId(),
request.getRouterId(), request.getCreateTime());
if (rowsAffected == 0) {
throw new SymmetricException(String.format("Failed to update a table_reload_request for loadId '%s' "
+ "targetNodeId '%s' sourceNodeId '%s' triggerId '%s' routerId '%s' createTime '%s'",
loadId, request.getTargetNodeId(), request.getSourceNodeId(), request.getTriggerId(),
request.getRouterId(), request.getCreateTime()));
}
}
log.info("Table reload request(s) for load id " + loadId + " have been processed.");
}
transaction.commit();
} catch (Error ex) {
if (transaction != null) {
transaction.rollback();
}
throw ex;
} catch (RuntimeException ex) {
if (transaction != null) {
transaction.rollback();
}
throw ex;
} finally {
close(transaction);
}
if (!reverse) {
/*
* Remove all incoming events for the node that we are
* starting a reload for
*/
engine.getPurgeService().purgeAllIncomingEventsForNode(
targetNode.getNodeId());
}
}
} finally {
engine.getClusterService().unlock(ClusterConstants.SYNC_TRIGGERS);
}
} else {
log.info("Not attempting to insert reload events because sync trigger is currently running");
}
}
private String findChannelFor(TriggerHistory history, List<TriggerRouter> triggerRouters) {
for (TriggerRouter triggerRouter : triggerRouters) {
if (triggerRouter.getTrigger().getTriggerId().equals(history.getTriggerId())) {
return triggerRouter.getTrigger().getChannelId();
}
}
return null;
}
@SuppressWarnings("unchecked")
protected Map<String, TableReloadRequest> convertReloadListToMap(List<TableReloadRequest> reloadRequests) {
if (reloadRequests == null) {
return null;
}
Map<String, TableReloadRequest> reloadMap = new CaseInsensitiveMap();
for (TableReloadRequest item : reloadRequests) {
reloadMap.put(item.getIdentifier(), item);
}
return reloadMap;
}
private void callReloadListeners(boolean before, Node targetNode, boolean transactional,
ISqlTransaction transaction, long loadId) {
for (IReloadListener listener : extensionService.getExtensionPointList(IReloadListener.class)) {
if (before) {
listener.beforeReload(transaction, targetNode, loadId);
} else {
listener.afterReload(transaction, targetNode, loadId);
}
if (!transactional) {
transaction.commit();
}
}
}
private void insertCreateSchemaScriptPriorToReload(Node targetNode, String nodeIdRecord, long loadId,
String createBy, boolean transactional, ISqlTransaction transaction) {
String dumpCommand = parameterService.getString(ParameterConstants.INITIAL_LOAD_SCHEMA_DUMP_COMMAND);
String loadCommand = parameterService.getString(ParameterConstants.INITIAL_LOAD_SCHEMA_LOAD_COMMAND);
if (isNotBlank(dumpCommand) && isNotBlank(loadCommand)) {
try {
log.info("Dumping schema using the following dump command: " + dumpCommand);
ProcessBuilder pb = new ProcessBuilder(FormatUtils.splitOnSpacePreserveQuotedStrings(dumpCommand));
pb.redirectErrorStream(true);
Process process = pb.start();
java.io.InputStream is = process.getInputStream();
java.io.StringWriter ow = new java.io.StringWriter();
IOUtils.copy(is, ow);
String output = ow.toString();
output = StringEscapeUtils.escapeJavaScript(output);
String script = IOUtils.toString(getClass().getResourceAsStream("/load-schema-at-target.bsh"));
script = script.replace("${data}", output);
script = script.replace("${commands}", formatCommandForScript(loadCommand));
if (process.waitFor() != 0) {
throw new IoException(output.toString());
}
log.info("Inserting script to load dump at client");
engine.getDataService().insertScriptEvent(transaction, Constants.CHANNEL_RELOAD, targetNode,
script, true, loadId, "reload listener");
} catch (Exception e) {
throw new IoException(e);
}
}
}
private String formatCommandForScript(String command) {
String[] tokens = FormatUtils.splitOnSpacePreserveQuotedStrings(command);
StringBuilder builder = new StringBuilder();
for (String string : tokens) {
builder.append("\"" + StringEscapeUtils.escapeJava(string) + "\",");
}
return builder.substring(0, builder.length()-1);
}
private void insertSqlEventsPriorToReload(Node targetNode, String nodeIdRecord, long loadId,
String createBy, boolean transactional, ISqlTransaction transaction, boolean reverse,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId,
Map<String, TableReloadRequest> reloadRequests, boolean isFullLoad, String channelId) {
if (isFullLoad && !Constants.DEPLOYMENT_TYPE_REST.equals(targetNode.getDeploymentType())) {
/*
* Insert node security so the client doing the initial load knows
* that an initial load is currently happening
*/
insertNodeSecurityUpdate(transaction, nodeIdRecord, targetNode.getNodeId(), true,
loadId, createBy, channelId);
/*
* Mark incoming batches as OK at the target node because we marked
* outgoing batches as OK at the source
*/
insertSqlEvent(
transaction,
targetNode,
String.format(
"update %s_incoming_batch set status='OK', error_flag=0 where node_id='%s' and status != 'OK'",
tablePrefix, engine.getNodeService().findIdentityNodeId()), true,
loadId, createBy);
}
if (reloadRequests == null || reloadRequests.size() == 0) {
String beforeSql = parameterService.getString(reverse ? ParameterConstants.INITIAL_LOAD_REVERSE_BEFORE_SQL
: ParameterConstants.INITIAL_LOAD_BEFORE_SQL);
if (isNotBlank(beforeSql)) {
insertSqlEvent(
transaction,
targetNode,
beforeSql, true,
loadId, createBy);
}
}
}
private void insertSqlEventsAfterReload(Node targetNode, String nodeIdRecord, long loadId,
String createBy, boolean transactional, ISqlTransaction transaction, boolean reverse,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId,
Map<String, TableReloadRequest> reloadRequests, boolean isFullLoad, String channelId) {
if (reloadRequests == null || reloadRequests.size() == 0) {
String afterSql = parameterService.getString(reverse ? ParameterConstants.INITIAL_LOAD_REVERSE_AFTER_SQL
: ParameterConstants.INITIAL_LOAD_AFTER_SQL);
if (isNotBlank(afterSql)) {
insertSqlEvent(transaction, targetNode, afterSql, true, loadId, createBy);
}
}
}
private void insertCreateBatchesForReload(Node targetNode, long loadId, String createBy,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId, boolean transactional,
ISqlTransaction transaction, Map<String, TableReloadRequest> reloadRequests) {
if (reloadRequests != null && reloadRequests.size() > 0) {
int createEventsSent = 0;
for (TriggerHistory triggerHistory : triggerHistories) {
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
TableReloadRequest currentRequest = reloadRequests.get(ParameterConstants.ALL + ParameterConstants.ALL);
boolean fullLoad = currentRequest == null ? false : true;
for (TriggerRouter triggerRouter : triggerRouters) {
if (!fullLoad) {
currentRequest = reloadRequests.get(triggerRouter.getTriggerId() + triggerRouter.getRouterId());
}
//Check the create flag on the specific table reload request
if (currentRequest != null && currentRequest.isCreateTable()
&& engine.getGroupletService().isTargetEnabled(triggerRouter,
targetNode)) {
insertCreateEvent(transaction, targetNode, triggerHistory, triggerRouter.getRouter().getRouterId(), true,
loadId, createBy);
createEventsSent++;
if (!transactional) {
transaction.commit();
}
}
}
}
if (createEventsSent > 0) {
log.info("Before sending load {} to target node {} create table events were sent for {} tables", new Object[] {
loadId, targetNode, createEventsSent });
}
}
else {
if (parameterService.is(ParameterConstants.INITIAL_LOAD_CREATE_SCHEMA_BEFORE_RELOAD)) {
for (TriggerHistory triggerHistory : triggerHistories) {
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
for (TriggerRouter triggerRouter : triggerRouters) {
if (triggerRouter.getInitialLoadOrder() >= 0
&& engine.getGroupletService().isTargetEnabled(triggerRouter,
targetNode)) {
insertCreateEvent(transaction, targetNode, triggerHistory, triggerRouter.getRouter().getRouterId(), true,
loadId, createBy);
if (!transactional) {
transaction.commit();
}
}
}
}
}
}
}
private void insertDeleteBatchesForReload(Node targetNode, long loadId, String createBy,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId, boolean transactional,
ISqlTransaction transaction, Map<String, TableReloadRequest> reloadRequests) {
if (reloadRequests != null && reloadRequests.size() > 0) {
int deleteEventsSent = 0;
for (ListIterator<TriggerHistory> triggerHistoryIterator = triggerHistories
.listIterator(triggerHistories.size()); triggerHistoryIterator.hasPrevious();) {
TriggerHistory triggerHistory = triggerHistoryIterator.previous();
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
TableReloadRequest currentRequest = reloadRequests.get(ParameterConstants.ALL + ParameterConstants.ALL);
boolean fullLoad = currentRequest == null ? false : true;
for (ListIterator<TriggerRouter> iterator = triggerRouters
.listIterator(triggerRouters.size()); iterator.hasPrevious();) {
TriggerRouter triggerRouter = iterator.previous();
if (!fullLoad) {
currentRequest = reloadRequests.get(triggerRouter.getTriggerId() + triggerRouter.getRouterId());
}
//Check the delete flag on the specific table reload request
if (currentRequest != null && currentRequest.isDeleteFirst()
&& engine.getGroupletService().isTargetEnabled(triggerRouter,
targetNode)) {
insertPurgeEvent(transaction, targetNode, triggerRouter, triggerHistory,
true, currentRequest.getBeforeCustomSql(), loadId, createBy);
deleteEventsSent++;
if (!transactional) {
transaction.commit();
}
}
}
}
if (deleteEventsSent > 0) {
log.info("Before sending load {} to target node {} delete data events were sent for {} tables", new Object[] {
loadId, targetNode, deleteEventsSent });
}
}
else {
if (parameterService.is(ParameterConstants.INITIAL_LOAD_DELETE_BEFORE_RELOAD)) {
for (ListIterator<TriggerHistory> triggerHistoryIterator = triggerHistories
.listIterator(triggerHistories.size()); triggerHistoryIterator.hasPrevious();) {
TriggerHistory triggerHistory = triggerHistoryIterator.previous();
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
for (ListIterator<TriggerRouter> iterator = triggerRouters
.listIterator(triggerRouters.size()); iterator.hasPrevious();) {
TriggerRouter triggerRouter = iterator.previous();
if (triggerRouter.getInitialLoadOrder() >= 0
&& engine.getGroupletService().isTargetEnabled(triggerRouter,
targetNode)
&& (!StringUtils.isBlank(parameterService
.getString(ParameterConstants.INITIAL_LOAD_DELETE_FIRST_SQL)) || !StringUtils
.isEmpty(triggerRouter.getInitialLoadDeleteStmt()))) {
insertPurgeEvent(transaction, targetNode, triggerRouter, triggerHistory,
true, null, loadId, createBy);
if (!transactional) {
transaction.commit();
}
}
}
}
}
}
}
private void insertSQLBatchesForReload(Node targetNode, long loadId, String createBy,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId, boolean transactional,
ISqlTransaction transaction, Map<String, TableReloadRequest> reloadRequests) {
if (reloadRequests != null && reloadRequests.size() > 0) {
int sqlEventsSent = 0;
List<TriggerHistory> copyTriggerHistories = new ArrayList<TriggerHistory>(triggerHistories);
Collections.reverse(copyTriggerHistories);
for (TriggerHistory triggerHistory : copyTriggerHistories) {
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
TableReloadRequest currentRequest = reloadRequests.get(ParameterConstants.ALL + ParameterConstants.ALL);
boolean fullLoad = currentRequest == null ? false : true;
for (TriggerRouter triggerRouter : triggerRouters) {
if (!fullLoad) {
currentRequest = reloadRequests.get(triggerRouter.getTriggerId() + triggerRouter.getRouterId());
}
//Check the before custom sql is present on the specific table reload request
if (currentRequest != null
&& currentRequest.getBeforeCustomSql() != null
&& currentRequest.getBeforeCustomSql().length() > 0
&& engine.getGroupletService().isTargetEnabled(triggerRouter,
targetNode)) {
List<String> sqlStatements = resolveTargetTables(currentRequest.getBeforeCustomSql(),
triggerRouter, triggerHistory, targetNode);
for (String sql : sqlStatements) {
insertSqlEvent(transaction, triggerHistory, triggerRouter.getTrigger().getChannelId(),
targetNode, sql,
true, loadId, createBy);
sqlEventsSent++;
}
if (!transactional) {
transaction.commit();
}
}
}
}
if (sqlEventsSent > 0) {
log.info("Before sending load {} to target node {} SQL data events were sent for {} tables", new Object[] {
loadId, targetNode, sqlEventsSent });
}
}
}
private void insertLoadBatchesForReload(Node targetNode, long loadId, String createBy,
List<TriggerHistory> triggerHistories,
Map<Integer, List<TriggerRouter>> triggerRoutersByHistoryId, boolean transactional,
ISqlTransaction transaction, Map<String, TableReloadRequest> reloadRequests, ProcessInfo processInfo) {
Map<String, Channel> channels = engine.getConfigurationService().getChannels(false);
for (TriggerHistory triggerHistory : triggerHistories) {
List<TriggerRouter> triggerRouters = triggerRoutersByHistoryId.get(triggerHistory
.getTriggerHistoryId());
processInfo.incrementCurrentDataCount();
for (TriggerRouter triggerRouter : triggerRouters) {
if (triggerRouter.getInitialLoadOrder() >= 0
&& engine.getGroupletService().isTargetEnabled(triggerRouter, targetNode)) {
String selectSql = null;
if (reloadRequests != null) {
TableReloadRequest reloadRequest = reloadRequests.get(triggerRouter.getTriggerId() + triggerRouter.getRouterId());
selectSql = reloadRequest != null ? reloadRequest.getReloadSelect() : null;
}
if (StringUtils.isBlank(selectSql)) {
selectSql = StringUtils.isBlank(triggerRouter.getInitialLoadSelect())
? Constants.ALWAYS_TRUE_CONDITION
: triggerRouter.getInitialLoadSelect();
}
if (parameterService.is(ParameterConstants.INITIAL_LOAD_USE_EXTRACT_JOB)) {
Trigger trigger = triggerRouter.getTrigger();
String reloadChannel = getReloadChannelIdForTrigger(trigger, channels);
Channel channel = channels.get(reloadChannel);
Table table = platform.getTableFromCache(
triggerHistory.getSourceCatalogName(), triggerHistory.getSourceSchemaName(),
triggerHistory.getSourceTableName(), false);
if (table != null) {
processInfo.setCurrentTableName(table.getName());
long rowCount = getDataCountForReload(table, targetNode, selectSql);
long transformMultiplier = getTransformMultiplier(table, triggerRouter);
// calculate the number of batches needed for table.
long numberOfBatches = 1;
long lastBatchSize = channel.getMaxBatchSize();
if (rowCount > 0) {
numberOfBatches = (rowCount * transformMultiplier / channel.getMaxBatchSize()) + 1;
lastBatchSize = rowCount % numberOfBatches;
}
long startBatchId = -1;
long endBatchId = -1;
for (int i = 0; i < numberOfBatches; i++) {
long batchSize = i == numberOfBatches - 1 ? lastBatchSize : channel.getMaxBatchSize();
// needs to grab the start and end batch id
endBatchId = insertReloadEvent(transaction, targetNode, triggerRouter, triggerHistory, selectSql, true,
loadId, createBy, Status.RQ, null, batchSize);
if (startBatchId == -1) {
startBatchId = endBatchId;
}
}
engine.getDataExtractorService().requestExtractRequest(transaction, targetNode.getNodeId(), channel.getQueue(),
triggerRouter, startBatchId, endBatchId);
} else {
log.warn("The table defined by trigger_hist row %d no longer exists. A load will not be queue'd up for the table", triggerHistory.getTriggerHistoryId());
}
} else {
insertReloadEvent(transaction, targetNode, triggerRouter, triggerHistory,
selectSql, true, loadId, createBy, Status.NE, null, -1);
}
if (!transactional) {
transaction.commit();
}
}
}
}
}
protected int getDataCountForReload(Table table, Node targetNode, String selectSql) {
DatabaseInfo dbInfo = platform.getDatabaseInfo();
String quote = dbInfo.getDelimiterToken();
String catalogSeparator = dbInfo.getCatalogSeparator();
String schemaSeparator = dbInfo.getSchemaSeparator();
String sql = String.format("select count(*) from %s t where %s", table
.getQualifiedTableName(quote, catalogSeparator, schemaSeparator), selectSql);
sql = FormatUtils.replace("groupId", targetNode.getNodeGroupId(), sql);
sql = FormatUtils.replace("externalId", targetNode.getExternalId(), sql);
sql = FormatUtils.replace("nodeId", targetNode.getNodeId(), sql);
for (IReloadVariableFilter filter : extensionService.getExtensionPointList(IReloadVariableFilter.class)) {
sql = filter.filterPurgeSql(sql, targetNode, table);
}
try {
int rowCount = sqlTemplate.queryForInt(sql);
return rowCount;
} catch (Exception ex) {
throw new SymmetricException("Failed to execute row count SQL while starting reload. If this is a syntax error, check your input and check "
+ engine.getTablePrefix() + "_table_reload_request. Statement attempted: \"" + sql + "\"", ex);
}
}
protected int getTransformMultiplier(Table table, TriggerRouter triggerRouter) {
int transformMultiplier = 0;
List<TransformTableNodeGroupLink> transforms = engine.getTransformService()
.findTransformsFor(triggerRouter.getRouter().getNodeGroupLink(), TransformPoint.EXTRACT);
if (transforms != null) {
for (TransformService.TransformTableNodeGroupLink transform : transforms) {