/*
* This file is part of DRBD Management Console by LINBIT HA-Solutions GmbH
* written by Rasto Levrinc.
*
* Copyright (C) 2009, LINBIT HA-Solutions GmbH.
* Copyright (C) 2011-2012, Rastislav 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.drbd.ui.configdialog;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashMap;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Provider;
import javax.swing.BoxLayout;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import lcmc.common.ui.utils.SwingUtils;
import lcmc.configs.AppDefaults;
import lcmc.cluster.ui.widget.WidgetFactory;
import lcmc.common.domain.Application;
import lcmc.host.domain.Host;
import lcmc.host.domain.HostFactory;
import lcmc.common.domain.StringValue;
import lcmc.common.domain.Value;
import lcmc.drbd.domain.DrbdInstallation;
import lcmc.drbd.domain.DrbdXml;
import lcmc.common.ui.WizardDialog;
import lcmc.drbd.ui.resource.GlobalInfo;
import lcmc.drbd.ui.resource.ResourceInfo;
import lcmc.cluster.ui.widget.Widget;
import lcmc.logger.Logger;
import lcmc.logger.LoggerFactory;
import lcmc.common.ui.utils.MyButton;
import lcmc.common.domain.util.Tools;
/**
* An implementation of a dialog where user can enter drbd resource
* information.
*/
@Named
public final class Resource extends DrbdConfig {
private static final Logger LOG = LoggerFactory.getLogger(Resource.class);
private static final String WFC_TIMEOUT_PARAM = "wfc-timeout";
private static final String DEGR_WFC_TIMEOUT_PARAM = "degr-wfc-timeout";
private static final String ALLOW_TWO_PRIMARIES_PARAM = "allow-two-primaries";
private static final String CRAM_HMAC_ALG_PARAM = "cram-hmac-alg";
private static final String SHARED_SECRET_PARAM = "shared-secret";
private static final String ON_IO_ERROR_PARAM = "on-io-error";
private static final String PROXY_MEMLIMIT_PARAM = "memlimit";
private static final String PROXY_PLUGIN_ZLIB_PARAM = "plugin-zlib";
private static final String PROXY_PLUGIN_LZMA_PARAM = "plugin-lzma";
private static final String[] COMMON_PARAMS = {DrbdXml.PING_TIMEOUT_PARAM,
CRAM_HMAC_ALG_PARAM,
SHARED_SECRET_PARAM,
WFC_TIMEOUT_PARAM,
DEGR_WFC_TIMEOUT_PARAM,
ON_IO_ERROR_PARAM,
PROXY_MEMLIMIT_PARAM,
PROXY_PLUGIN_ZLIB_PARAM,
PROXY_PLUGIN_LZMA_PARAM};
private static final String[] PARAMS = {"name",
DrbdXml.PROTOCOL_PARAM,
DrbdXml.PING_TIMEOUT_PARAM,
ALLOW_TWO_PRIMARIES_PARAM,
CRAM_HMAC_ALG_PARAM,
SHARED_SECRET_PARAM,
WFC_TIMEOUT_PARAM,
DEGR_WFC_TIMEOUT_PARAM,
ON_IO_ERROR_PARAM,
PROXY_MEMLIMIT_PARAM,
PROXY_PLUGIN_ZLIB_PARAM,
PROXY_PLUGIN_LZMA_PARAM};
private static final int SECRET_STRING_LENGTH = 32;
private boolean proxyHostNextDialog = false;
@Inject
private HostFactory hostFactory;
@Inject
private Provider<NewProxyHostDialog> newProxyHostDialogProvider;
@Inject
private Volume volumeDialog;
@Inject
private Application application;
@Inject
private SwingUtils swingUtils;
@Inject
private WidgetFactory widgetFactory;
private String getRandomSecret() {
return Tools.getRandomSecret(SECRET_STRING_LENGTH);
}
/** Applies the changes and returns next dialog (BlockDev). */
@Override
public WizardDialog nextDialog() {
final ResourceInfo dri = getDrbdVolumeInfo().getDrbdResourceInfo();
if (proxyHostNextDialog) {
proxyHostNextDialog = false;
final Host proxyHost = hostFactory.createInstance();
proxyHost.setCluster(dri.getCluster());
final NewProxyHostDialog newProxyHostDialog = newProxyHostDialogProvider.get();
newProxyHostDialog.init(this, proxyHost, getDrbdVolumeInfo(), this, new DrbdInstallation());
return newProxyHostDialog;
}
final GlobalInfo globalInfo = dri.getBrowser().getGlobalInfo();
final boolean protocolInNetSection = globalInfo.atLeastVersion("8.4");
if (globalInfo.getDrbdResources().size() <= 1) {
for (final String commonP : COMMON_PARAMS) {
if (!protocolInNetSection && DrbdXml.PROTOCOL_PARAM.equals(commonP)) {
continue;
}
final Widget wi = globalInfo.getWidget(commonP, null);
if (wi == null) {
LOG.appError("widget for param: " + commonP + " was not created");
return null;
}
final Value value = dri.getComboBoxValue(commonP);
globalInfo.getResource().setValue(commonP, value);
wi.setValue(value);
}
}
volumeDialog.init(this, getDrbdVolumeInfo());
return volumeDialog;
}
@Override
protected String getDialogTitle() {
return Tools.getString("Dialog.DrbdConfig.Resource.Title");
}
@Override
protected String getDescription() {
return Tools.getString("Dialog.DrbdConfig.Resource.Description");
}
@Override
protected void initDialogBeforeCreated() {
final ResourceInfo dri = getDrbdVolumeInfo().getDrbdResourceInfo();
dri.waitForInfoPanel();
}
@Override
protected void initDialogBeforeVisible() {
super.initDialogBeforeVisible();
enableComponentsLater(new JComponent[]{buttonClass(nextButton())});
}
@Override
protected void initDialogAfterVisible() {
final ResourceInfo dri = getDrbdVolumeInfo().getDrbdResourceInfo();
final boolean cor = dri.checkResourceFields(null, PARAMS).isCorrect();
if (cor) {
enableComponents();
} else {
/* don't enable */
enableComponents(new JComponent[]{buttonClass(nextButton())});
}
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
makeDefaultButton(buttonClass(nextButton()));
}
});
if (application.getAutoOptionGlobal("autodrbd") != null) {
pressNextButton();
}
}
@Override
protected JComponent getInputPane() {
final ResourceInfo dri = getDrbdVolumeInfo().getDrbdResourceInfo();
final JPanel inputPane = new JPanel();
inputPane.setLayout(new BoxLayout(inputPane, BoxLayout.LINE_AXIS));
final JPanel optionsPanel = new JPanel();
optionsPanel.setLayout(new BoxLayout(optionsPanel, BoxLayout.PAGE_AXIS));
/* common options */
final Map<String, Value> commonPreferredValue = new HashMap<String, Value>();
commonPreferredValue.put(DrbdXml.PROTOCOL_PARAM, DrbdXml.PROTOCOL_C);
commonPreferredValue.put(DEGR_WFC_TIMEOUT_PARAM, new StringValue("0"));
commonPreferredValue.put(CRAM_HMAC_ALG_PARAM, new StringValue("sha1"));
commonPreferredValue.put(SHARED_SECRET_PARAM, new StringValue(getRandomSecret()));
commonPreferredValue.put(ON_IO_ERROR_PARAM, new StringValue("detach"));
commonPreferredValue.put(PROXY_MEMLIMIT_PARAM, new StringValue("100", DrbdXml.getUnitMiBytes("")));
commonPreferredValue.put(PROXY_PLUGIN_ZLIB_PARAM, new StringValue("level 9"));
final GlobalInfo globalInfo = dri.getBrowser().getGlobalInfo();
final boolean protocolInNetSection = globalInfo.atLeastVersion("8.4");
if (globalInfo.getDrbdResources().size() <= 1) {
for (final String commonP : COMMON_PARAMS) {
if (!protocolInNetSection && DrbdXml.PROTOCOL_PARAM.equals(commonP)) {
continue;
}
final Widget widget = globalInfo.getWidget(commonP, null);
if (widget == null) {
LOG.appError("widget for param: " + commonP + " was not created");
return new JPanel();
}
/* for the first resource set common options. */
final Value commonValue = globalInfo.getResource().getValue(commonP);
if (commonPreferredValue.containsKey(commonP)) {
final Value defaultValue = globalInfo.getParamDefault(commonP);
if (Tools.areEqual(defaultValue, commonValue)) {
widget.setValue(commonPreferredValue.get(commonP));
dri.getResource().setValue(commonP, commonPreferredValue.get(commonP));
} else {
dri.getResource().setValue(commonP, commonValue);
}
}
}
} else {
/* resource options, if not defined in common section. */
for (final String commonP : COMMON_PARAMS) {
final Value commonValue = globalInfo.getResource().getValue(commonP);
if (commonValue == null || commonValue.isNothingSelected()
&& commonPreferredValue.containsKey(commonP)) {
dri.getResource().setValue(commonP, commonPreferredValue.get(commonP));
}
}
}
/* address combo boxes */
dri.addHostAddresses(optionsPanel,
application.getServiceLabelWidth(),
application.getServiceFieldWidth() << 1,
true,
buttonClass(nextButton()));
dri.addWizardParams(optionsPanel,
PARAMS,
buttonClass(nextButton()),
application.getDefaultSize("Dialog.DrbdConfig.Resource.LabelWidth"),
application.getDefaultSize("Dialog.DrbdConfig.Resource.FieldWidth") << 1,
null);
inputPane.add(optionsPanel);
final JPanel buttonPanel = new JPanel();
buttonPanel.add(getProxyHostsPanel());
inputPane.add(buttonPanel);
final JScrollPane sp = new JScrollPane(inputPane);
sp.setMaximumSize(new Dimension(Short.MAX_VALUE, 200));
sp.setPreferredSize(new Dimension(Short.MAX_VALUE, 200));
return sp;
}
private JPanel getProxyHostsPanel() {
final JPanel panel = new JPanel();
panel.setLayout(new BoxLayout(panel, BoxLayout.PAGE_AXIS));
panel.setBorder(Tools.getBorder(Tools.getString("Dialog.DrbdConfig.Resource.ProxyHosts")));
final MyButton btn = widgetFactory.createButton(Tools.getString("Dialog.DrbdConfig.Resource.AddHost"));
btn.setBackgroundColor(AppDefaults.LIGHT_ORANGE);
btn.addActionListener(new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Thread t = new Thread(new Runnable() {
@Override
public void run() {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
btn.setEnabled(false);
proxyHostNextDialog = true;
buttonClass(nextButton()).pressButton();
}
});
}
});
t.start();
}
});
panel.add(btn);
final ResourceInfo dri = getDrbdVolumeInfo().getDrbdResourceInfo();
for (final Host h : dri.getCluster().getProxyHosts()) {
panel.add(new JLabel(h.getName()));
}
return panel;
}
}