/*
* This file is part of DRBD Management Console by LINBIT HA-Solutions GmbH
* written by Rasto Levrinc.
*
* Copyright (C) 2009-2010, LINBIT HA-Solutions GmbH.
* Copyright (C) 2009-2010, Rasto Levrinc
*
* DRBD Management Console 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; either version 2, or (at your option)
* any later version.
*
* DRBD Management Console is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with drbd; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package lcmc.crm.ui.resource;
import com.google.common.base.Optional;
import lcmc.Exceptions;
import lcmc.cluster.ui.ClusterBrowser;
import lcmc.cluster.ui.widget.Check;
import lcmc.cluster.ui.widget.Widget;
import lcmc.common.domain.AccessMode;
import lcmc.common.domain.Application;
import lcmc.common.domain.ResourceValue;
import lcmc.common.domain.StringValue;
import lcmc.common.domain.Value;
import lcmc.common.domain.util.Tools;
import lcmc.common.ui.Browser;
import lcmc.common.ui.EditableInfo;
import lcmc.crm.domain.ClusterStatus;
import lcmc.crm.domain.CrmXml;
import lcmc.crm.domain.Service;
import lcmc.crm.service.CRM;
import lcmc.host.domain.Host;
import lcmc.logger.Logger;
import lcmc.logger.LoggerFactory;
import javax.inject.Named;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.regex.Matcher;
/**
* Object that holds an order constraint information.
*/
@Named
final class HbOrderInfo extends EditableInfo implements HbConstraintInterface {
private static final Logger LOG = LoggerFactory.getLogger(HbOrderInfo.class);
public static final String NOT_AVAIL_FOR_PCMK_VERSION = Tools.getString("HbOrderInfo.NotAvailableForThisVersion");
private ServiceInfo serviceInfoParent;
private ServiceInfo serviceInfoChild;
/** Connection that keeps this constraint. */
private HbConnectionInfo connectionInfo;
void init(final HbConnectionInfo connectionInfo,
final ServiceInfo serviceInfoParent,
final ServiceInfo serviceInfoChild,
final Browser browser) {
super.einit(Optional.<ResourceValue>of(new Service("Order")), "Order", browser);
this.connectionInfo = connectionInfo;
this.serviceInfoParent = serviceInfoParent;
this.serviceInfoChild = serviceInfoChild;
}
void setServiceInfoParent(final ServiceInfo serviceInfoParent) {
this.serviceInfoParent = serviceInfoParent;
}
void setServiceInfoChild(final ServiceInfo serviceInfoChild) {
this.serviceInfoChild = serviceInfoChild;
}
@Override
public ClusterBrowser getBrowser() {
return (ClusterBrowser) super.getBrowser();
}
void setParameters() {
final ClusterStatus clStatus = getBrowser().getClusterStatus();
final String ordId = getService().getCrmId();
final Map<String, Value> resourceNode = new HashMap<String, Value>();
if (serviceInfoParent == null || serviceInfoChild == null) {
/* rsc set placeholder */
final CrmXml.OrderData orderData = clStatus.getOrderData(ordId);
final String score = orderData.getScore();
resourceNode.put(CrmXml.SCORE_CONSTRAINT_PARAM, new StringValue(score));
} else if (serviceInfoParent.isConstraintPlaceholder() || serviceInfoChild.isConstraintPlaceholder()) {
/* rsc set edge */
final ConstraintPHInfo cphi;
final CrmXml.RscSet rscSet;
if (serviceInfoParent.isConstraintPlaceholder()) {
cphi = (ConstraintPHInfo) serviceInfoParent;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet2();
} else {
cphi = (ConstraintPHInfo) serviceInfoChild;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet1();
}
resourceNode.put("sequential", new StringValue(rscSet.getSequential()));
resourceNode.put(CrmXml.REQUIRE_ALL_ATTR, new StringValue(rscSet.getRequireAll()));
resourceNode.put("action", new StringValue(rscSet.getOrderAction()));
} else {
final CrmXml.OrderData orderData = clStatus.getOrderData(ordId);
if (orderData != null) {
final String score = orderData.getScore();
final String symmetrical = orderData.getSymmetrical();
final String firstAction = orderData.getFirstAction();
final String thenAction = orderData.getThenAction();
resourceNode.put(CrmXml.SCORE_CONSTRAINT_PARAM, new StringValue(score));
resourceNode.put("symmetrical", new StringValue(symmetrical));
resourceNode.put("first-action", new StringValue(firstAction));
resourceNode.put("then-action", new StringValue(thenAction));
}
}
final String[] params = getParametersFromXML();
if (params != null) {
for (final String param : params) {
Value value = resourceNode.get(param);
if (value == null || value.isNothingSelected()) {
value = getParamDefault(param);
}
final Value oldValue = getParamSaved(param);
if (!Tools.areEqual(value, oldValue)) {
getResource().setValue(param, value);
final Widget wi = getWidget(param, null);
if (wi != null) {
wi.setValue(value);
}
}
}
}
}
@Override
public boolean isOrder() {
return true;
}
/**
* Returns long description of the parameter, that is used for
* tool tips.
*/
@Override
protected String getParamLongDesc(final String param) {
final String text = getBrowser().getCrmXml().getOrderParamLongDesc(param);
if (serviceInfoParent != null && serviceInfoChild != null) {
return text.replaceAll("@FIRST-RSC@", Matcher.quoteReplacement(serviceInfoParent.toString()))
.replaceAll("@THEN-RSC@", Matcher.quoteReplacement(serviceInfoChild.toString()));
} else {
return text;
}
}
@Override
protected String getParamShortDesc(final String param) {
return getBrowser().getCrmXml().getOrderParamShortDesc(param);
}
@Override
protected boolean checkParam(final String param, final Value newValue) {
return getBrowser().getCrmXml().checkOrderParam(param, newValue);
}
@Override
protected Value getParamDefault(final String param) {
return getBrowser().getCrmXml().getOrderParamDefault(param);
}
@Override
protected Value getParamPreferred(final String param) {
return getBrowser().getCrmXml().getOrderParamPreferred(param);
}
@Override
public String[] getParametersFromXML() {
if (serviceInfoParent == null || serviceInfoChild == null) {
/* rsc set order */
return getBrowser().getCrmXml().getResourceSetOrderParameters();
} else if (serviceInfoParent.isConstraintPlaceholder() || serviceInfoChild.isConstraintPlaceholder()) {
/* when rsc set edges are clicked */
return getBrowser().getCrmXml().getRscSetOrdConnectionParameters();
} else {
return getBrowser().getCrmXml().getOrderParameters();
}
}
private boolean isRscSetMaster() {
final ConstraintPHInfo cphi;
final CrmXml.RscSet rscSet;
if (serviceInfoParent.isConstraintPlaceholder()) {
cphi = (ConstraintPHInfo) serviceInfoParent;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet2();
} else {
cphi = (ConstraintPHInfo) serviceInfoChild;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet1();
}
return getBrowser().isOneMaster(rscSet.getRscIds());
}
@Override
protected Value[] getParamPossibleChoices(final String param) {
if ("action".equals(param)) {
/* rsc set */
return getBrowser().getCrmXml().getOrderParamPossibleChoices(param, isRscSetMaster());
} else if ("first-action".equals(param)) {
return getBrowser().getCrmXml().getOrderParamPossibleChoices(
param,
serviceInfoParent.getService().isMaster());
} else if ("then-action".equals(param)) {
return getBrowser().getCrmXml().getOrderParamPossibleChoices(
param,
serviceInfoChild.getService().isMaster());
} else {
return getBrowser().getCrmXml().getOrderParamPossibleChoices(param, false);
}
}
@Override
protected String getParamType(final String param) {
return getBrowser().getCrmXml().getOrderParamType(param);
}
@Override
protected String getSection(final String param) {
return getBrowser().getCrmXml().getOrderSectionToDisplay(param);
}
@Override
protected boolean isCheckBox(final String param) {
return getBrowser().getCrmXml().isOrderBoolean(param);
}
@Override
protected boolean isTimeType(final String param) {
return getBrowser().getCrmXml().isOrderTimeType(param);
}
@Override
protected boolean isInteger(final String param) {
return getBrowser().getCrmXml().isOrderInteger(param);
}
@Override
protected boolean isLabel(final String param) {
return getBrowser().getCrmXml().isOrderLabel(param);
}
@Override
protected boolean isRequired(final String param) {
return getBrowser().getCrmXml().isOrderRequired(param);
}
protected Map<String, String> getAttributes() {
final String[] params = getParametersFromXML();
final Map<String, String> attrs = new LinkedHashMap<String, String>();
for (final String param : params) {
final Value value = getComboBoxValue(param);
if (value != null && !Tools.areEqual(value, getParamDefault(param))) {
attrs.put(param, value.getValueForConfig());
}
}
return attrs;
}
@Override
public void apply(final Host dcHost, final Application.RunMode runMode) {
final String[] params = getParametersFromXML();
final Map<String, String> attrs = new LinkedHashMap<String, String>();
boolean changed = false;
for (final String param : params) {
final Value value = getComboBoxValue(param);
if (!Tools.areEqual(value, getParamSaved(param))) {
changed = true;
}
if (value != null && !value.equals(getParamDefault(param))) {
attrs.put(param, value.getValueForConfig());
}
}
if (changed) {
final String ordId = getService().getCrmId();
if (serviceInfoParent == null || serviceInfoChild == null) {
/* rsc set order */
final PcmkRscSetsInfo prsi = (PcmkRscSetsInfo) connectionInfo;
CRM.setRscSet(dcHost,
null,
false,
ordId,
false,
null,
prsi.getAllAttributes(dcHost, null, null, false, runMode),
attrs,
runMode);
} else if (serviceInfoParent.isConstraintPlaceholder() || serviceInfoChild.isConstraintPlaceholder()) {
final ConstraintPHInfo cphi;
final CrmXml.RscSet rscSet;
if (serviceInfoParent.isConstraintPlaceholder()) {
cphi = (ConstraintPHInfo) serviceInfoParent;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet2();
} else {
cphi = (ConstraintPHInfo) serviceInfoChild;
rscSet = cphi.getRscSetConnectionDataOrder().getRscSet1();
}
final PcmkRscSetsInfo prsi = cphi.getPcmkRscSetsInfo();
CRM.setRscSet(dcHost,
null,
false,
ordId,
false,
null,
prsi.getAllAttributes(dcHost, rscSet, attrs, false, runMode),
prsi.getOrderAttributes(ordId),
runMode);
} else {
CRM.addOrder(dcHost,
ordId,
serviceInfoParent.getHeartbeatId(runMode),
serviceInfoChild.getHeartbeatId(runMode),
attrs,
runMode);
}
if (Application.isLive(runMode)) {
storeComboBoxValues(params);
}
}
}
/** Returns service that belongs to this info object. */
@Override
public Service getService() {
return (Service) getResource();
}
@Override
public String getRsc1Name() {
return "first";
}
@Override
public String getRsc2Name() {
return "then";
}
@Override
public String getRsc1() {
return serviceInfoParent.toString();
}
@Override
public String getRsc2() {
return serviceInfoChild.toString();
}
@Override
public ServiceInfo getRscInfo1() {
return serviceInfoParent;
}
@Override
public ServiceInfo getRscInfo2() {
return serviceInfoChild;
}
@Override
protected boolean isAdvanced(final String param) {
return !CrmXml.SCORE_CONSTRAINT_PARAM.equals(param);
}
@Override
protected String isEnabled(final String param) {
if (CrmXml.REQUIRE_ALL_ATTR.equals(param)) {
final String pmV = getBrowser().getDCHost().getHostParser().getPacemakerVersion();
try {
//TODO: get this from constraints-.rng files
if (pmV == null || Tools.compareVersions(pmV, "1.1.7") <= 0) {
return NOT_AVAIL_FOR_PCMK_VERSION;
}
} catch (final Exceptions.IllegalVersionException e) {
LOG.appWarning("isEnabled: unkonwn version: " + pmV);
/* enable it, if version check doesn't work */
}
}
return null;
}
@Override
protected AccessMode.Type getAccessType(final String param) {
return AccessMode.ADMIN;
}
int getScore() {
final ClusterStatus clStatus = getBrowser().getClusterStatus();
final String ordId = getService().getCrmId();
final CrmXml.OrderData data = clStatus.getOrderData(ordId);
if (data == null) {
return 0;
}
final String score = data.getScore();
if (score == null) {
return 0;
} else if (CrmXml.INFINITY_VALUE.getValueForConfig().equals(score)
|| CrmXml.PLUS_INFINITY_VALUE.getValueForConfig().equals(score)) {
return 1000000;
} else if (CrmXml.MINUS_INFINITY_VALUE.getValueForConfig().equals(score)) {
return -1000000;
}
return Integer.parseInt(score);
}
@Override
protected AccessMode.Mode isEnabledOnlyInAdvancedMode(final String param) {
return AccessMode.NORMAL;
}
@Override
public Check checkResourceFields(final String param, final String[] params) {
return checkResourceFields(param, params, false);
}
@Override
public Check checkResourceFields(final String param, final String[] params, final boolean fromUp) {
if (fromUp) {
return super.checkResourceFields(param, params);
} else {
return connectionInfo.checkResourceFields(param, null);
}
}
}