/*
* 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.cluster.ui.wizard;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.inject.Inject;
import javax.inject.Named;
import javax.swing.BoxLayout;
import javax.swing.JCheckBox;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.SpringLayout;
import lcmc.Exceptions.IllegalVersionException;
import lcmc.common.ui.Access;
import lcmc.common.ui.main.MainData;
import lcmc.common.domain.AccessMode;
import lcmc.common.ui.utils.SwingUtils;
import lcmc.crm.domain.AisCastAddress;
import lcmc.common.domain.Application;
import lcmc.cluster.domain.Cluster;
import lcmc.host.domain.Host;
import lcmc.common.domain.StringValue;
import lcmc.common.domain.Value;
import lcmc.drbd.domain.NetInterface;
import lcmc.common.ui.SpringUtilities;
import lcmc.common.ui.WizardDialog;
import lcmc.cluster.ui.widget.Check;
import lcmc.cluster.ui.widget.Widget;
import lcmc.cluster.ui.widget.WidgetFactory;
import lcmc.crm.service.Corosync;
import lcmc.common.domain.ExecCallback;
import lcmc.cluster.service.NetworkService;
import lcmc.logger.Logger;
import lcmc.logger.LoggerFactory;
import lcmc.common.ui.utils.MyButton;
import lcmc.crm.service.Openais;
import lcmc.cluster.service.ssh.ExecCommandConfig;
import lcmc.cluster.service.ssh.ExecCommandThread;
import lcmc.common.domain.util.Tools;
import lcmc.common.ui.utils.WidgetListener;
/**
* An implementation of a dialog where corosync/openais is initialized on all
* hosts.
*/
@Named
final class CoroConfig extends DialogCluster {
private static final Logger LOG = LoggerFactory.getLogger(CoroConfig.class);
private static final Value MCAST_TYPE = new StringValue("mcast");
private static final int ADDR_COMBOBOX_WIDTH = 100;
private static final int PORT_COMBOBOX_WIDTH = 60;
private static final int TYPE_COMBOBOX_WIDTH = 80;
private static final int INTERFACE_COMBOBOX_WIDTH = 80;
private static final int REMOVE_BUTTON_WIDTH = 100;
private static final int REMOVE_BUTTON_HEIGHT = 14;
private static final String CHECKBOX_EDIT_CONFIG_STRING = Tools.getString(
"Dialog.Cluster.CoroConfig.Checkbox.EditConfig");
private static final String CHECKBOX_SEE_EXISTING_STRING = Tools.getString(
"Dialog.Cluster.CoroConfig.Checkbox.SeeExisting");
private static final String OPENAIS_CONF_READ_ERROR_STRING = "error: read error";
private static final String NEWLINE = "\\r?\\n";
private static final String SPACE_TAB = " ";
private JPanel mcastPanel;
/** Set of mcast etc. addresses. */
private final Collection<AisCastAddress> aisCastAddresses = new LinkedHashSet<AisCastAddress>();
private final JLabel configStatus = new JLabel("");
/** Connection type pulldown menu: mcast ... */
private Widget typeWidget;
private Widget ifaceWidget;
private Widget addrWidget;
private Widget portWidget;
private MyButton addAddressButton;
private String[] configs;
private JPanel statusPanel;
/** Check box that allows to edit a new config are see the existing
* configs. */
private JCheckBox configCheckbox;
private final JPanel configPanel = new JPanel();
private boolean configChangedByUser = false;
private volatile JScrollPane configScrollPane = null;
private volatile boolean configAlreadyScrolled = false;
@Inject
private InitCluster initClusterDialog;
@Inject
private MainData mainData;
@Inject
private Application application;
@Inject
private SwingUtils swingUtils;
@Inject
private WidgetFactory widgetFactory;
private MyButton makeConfigButton;
@Inject
private NetworkService networkService;
@Inject
private Access access;
public void init(final WizardDialog previousDialog, final Cluster cluster) {
super.init(previousDialog, cluster);
makeConfigButton = widgetFactory.createButton(Tools.getString("Dialog.Cluster.CoroConfig.CreateAisConfig"));
final Host[] hosts = getCluster().getHostsArray();
configs = new String[hosts.length];
makeConfigButton.setBackgroundColor(Tools.getDefaultColor("ConfigDialog.Button"));
makeConfigButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Thread thread = new Thread(
new Runnable() {
@Override
public void run() {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
makeConfigButton.setEnabled(false);
}
});
disableComponents();
final StringBuilder config = aisConfigHead(false);
int ringnumber = 0;
for (final AisCastAddress ca : aisCastAddresses) {
config.append('\n');
config.append(ca.getConfigString(ringnumber, "\t"));
config.append('\n');
ringnumber++;
}
config.append("}\n");
final String serviceVersion =
hosts[0].getDistString("Pacemaker.Service.Ver");
config.append(aisConfigPacemaker("\t", serviceVersion));
if (hosts[0].getHostParser().isCorosyncInstalled()) {
Corosync.createCorosyncConfig(hosts, config);
} else {
Openais.createAISConfig(hosts, config);
}
final boolean configOk = updateOldAisConfig();
if (hosts[0].getHostParser().isCorosyncInstalled() && !hosts[0].getHostParser().isOpenaisWrapper()) {
Corosync.reloadCorosyncs(hosts);
} else {
Openais.reloadOpenaises(hosts);
}
enableComponents();
final List<String> incorrect = new ArrayList<String>();
final List<String> changed = new ArrayList<String>();
if (configOk) {
hideRetryButton();
} else {
incorrect.add("config failed");
}
nextButtonSetEnabled(new Check(incorrect, changed));
if (configOk && !application.getAutoClusters().isEmpty()) {
Tools.sleep(1000);
pressNextButton();
}
}
}
);
thread.start();
}
});
}
@Override
public WizardDialog nextDialog() {
initClusterDialog.init(this, getCluster());
return initClusterDialog;
}
@Override
protected String getClusterDialogTitle() {
return Tools.getString("Dialog.Cluster.CoroConfig.Title");
}
@Override
protected String getDescription() {
return Tools.getString("Dialog.Cluster.CoroConfig.Description");
}
@Override
public String nextButton() {
return Tools.getString("Dialog.Cluster.CoroConfig.NextButton");
}
@Override
protected void initDialogBeforeVisible() {
super.initDialogBeforeVisible();
configPanel.setLayout(new BoxLayout(configPanel, BoxLayout.PAGE_AXIS));
configPanel.setBackground(Tools.getDefaultColor("ConfigDialog.Background"));
enableComponentsLater(new JComponent[]{buttonClass(nextButton())});
}
@Override
protected void initDialogAfterVisible() {
final Thread thread = new Thread(
new Runnable() {
@Override
public void run() {
final boolean configOk = updateOldAisConfig();
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
makeConfigButton.setEnabled(false);
}
});
enableComponents();
final List<String> incorrect = new ArrayList<String>();
final List<String> changed = new ArrayList<String>();
if (!configOk) {
incorrect.add("config failed");
}
nextButtonSetEnabled(new Check(incorrect, changed));
if (configOk && !application.getAutoClusters().isEmpty()) {
Tools.sleep(1000);
pressNextButton();
}
}
});
thread.start();
}
/**
* Parses the old config and sets the new one with old and new information.
*/
private void setNewConfig(final String oldConfig) {
final String[] config = oldConfig.split(NEWLINE);
/*
interface {
ringnumber: 0
bindnetaddr: 192.168.2.0
mcastaddr: 226.94.1.1
mcastport: 5405
}
*/
final Pattern totemP = Pattern.compile("\\s*totem\\s*\\{\\s*");
final Pattern interfaceP = Pattern.compile("\\s*interface\\s+\\{\\s*");
final Pattern serviceP = Pattern.compile("\\s*service\\s*\\{\\s*");
final Pattern endParenthesesP = Pattern.compile("^\\s*}\\s*");
final Pattern pattern = Pattern.compile("\\s*(\\S+):\\s*(\\S+)\\s*");
aisCastAddresses.clear();
boolean inTotem = false;
boolean inInterface = false;
boolean inService = false;
String mcastaddr = null;
String mcastport = null;
String bindnetaddr = null;
for (final String line : config) {
final Matcher totemM = totemP.matcher(line);
final Matcher serviceM = serviceP.matcher(line);
if (!inService && serviceM.matches()) {
inService = true;
} else if (!inTotem && totemM.matches()) {
inTotem = true;
} else if (inTotem && !inInterface) {
final Matcher interfaceM = interfaceP.matcher(line);
if (interfaceM.matches()) {
inInterface = true;
} else {
final Matcher endParenthesesM = endParenthesesP.matcher(line);
if (endParenthesesM.matches()) {
inTotem = false;
}
}
} else if (inInterface) {
final Matcher endParenthesesM = endParenthesesP.matcher(line);
if (endParenthesesM.matches()) {
aisCastAddresses.add(new AisCastAddress(MCAST_TYPE.getValueForConfig(),
bindnetaddr,
mcastaddr,
mcastport));
inInterface = false;
mcastaddr = null;
mcastport = null;
bindnetaddr = null;
} else {
final Matcher lineM = pattern.matcher(line);
if (lineM.matches()) {
final String name = lineM.group(1);
final String value = lineM.group(2);
if ("mcastaddr".equals(name)) {
mcastaddr = value;
} else if ("mcastport".equals(name)) {
mcastport = value;
} else if ("bindnetaddr".equals(name)) {
bindnetaddr = value;
}
}
}
} else if (inService) {
final Matcher endParenthesesM = endParenthesesP.matcher(line);
if (endParenthesesM.matches()) {
inService = false;
} else {
final Matcher lineM = pattern.matcher(line);
if (lineM.matches()) {
final String name = lineM.group(1);
final String value = lineM.group(2);
//TODO: nothing is here, yet
}
}
}
}
checkInterface();
}
/**
* Checks whether the old config is the same on all hosts, if it exists at
* all and enable the components accordingly.
* Returns whether the configs are ok and the same on all hosts.
*/
private boolean updateOldAisConfig() { /* is run in a thread */
final Host[] hosts = getCluster().getHostsArray();
final ExecCommandThread[] ts = new ExecCommandThread[hosts.length];
configStatus.setText(Tools.getString("Dialog.Cluster.CoroConfig.Loading"));
String cf = "/etc/corosync/corosync.conf";
String command = "Corosync.getAisConfig";
if (!hosts[0].getHostParser().isCorosyncInstalled()) {
cf = "/etc/ais/openais.conf";
command = "OpenAIS.getAisConfig";
}
final String configFile = cf;
int i = 0;
for (final Host h : hosts) {
final int index = i;
ts[i] = h.execCommand(new ExecCommandConfig()
.commandString(command)
.execCallback(new ExecCallback() {
@Override
public void done(final String answer) {
configs[index] = answer;
}
@Override
public void doneError(final String answer, final int errorCode) {
configs[index] = OPENAIS_CONF_READ_ERROR_STRING;
}
})
.silentCommand()
.silentOutput());
i++;
}
for (final ExecCommandThread t : ts) {
/* wait for all of them */
try {
t.join();
} catch (final InterruptedException e) {
Thread.currentThread().interrupt();
}
}
boolean noConfigs = true;
boolean configOk = false;
if (configs[0].equals(OPENAIS_CONF_READ_ERROR_STRING)) {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configStatus.setText(hosts[0] + Tools.getString("Dialog.Cluster.CoroConfig.NoConfigFound"));
}
});
retry();
if (!application.getAutoClusters().isEmpty()) {
Tools.sleep(1000);
addAddressButton.pressButton();
}
} else {
noConfigs = false;
int j;
for (j = 1; j < configs.length; j++) {
final Host host = hosts[j];
if (configs[j].equals(OPENAIS_CONF_READ_ERROR_STRING)) {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configStatus.setText(host
+ ": "
+ configFile
+ Tools.getString("Dialog.Cluster.CoroConfig.NoConfigFound"));
}
});
break;
} else if (!configs[0].equals(configs[j])) {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configStatus.setText(Tools.getString("Dialog.Cluster.CoroConfig.ConfigsNotTheSame"));
}
});
break;
}
}
if (j < configs.length) {
retry();
} else {
boolean generated = false;
final Pattern p = Pattern.compile("## generated by (drbd-gui|LCMC).*", Pattern.DOTALL);
final Matcher m = p.matcher(configs[0]);
if (m.matches()) {
generated = true;
}
final boolean editableConfig = generated;
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configStatus.setText(configFile + Tools.getString("Dialog.Cluster.CoroConfig.ais.conf.ok"));
configCheckbox.setSelected(false);
if (editableConfig) {
configCheckbox.setText(CHECKBOX_SEE_EXISTING_STRING);
} else {
configCheckbox.setText(CHECKBOX_EDIT_CONFIG_STRING);
}
statusPanel.setMaximumSize(statusPanel.getPreferredSize());
}
});
setNewConfig(configs[0]);
if (editableConfig) {
updateConfigPanelEditable(false);
} else {
updateConfigPanelExisting();
}
hideRetryButton();
configOk = true;
}
}
if (!configOk) {
final boolean noConfigsF = noConfigs;
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
if (noConfigsF) {
configCheckbox.setText(CHECKBOX_SEE_EXISTING_STRING);
} else {
configCheckbox.setText(CHECKBOX_EDIT_CONFIG_STRING);
}
configCheckbox.setSelected(false);
statusPanel.setMaximumSize(statusPanel.getPreferredSize());
}
});
if (noConfigs) {
updateConfigPanelEditable(false);
} else {
updateConfigPanelExisting();
}
}
return configOk;
}
/** Shows all corosync or openais.conf config files. */
private void updateConfigPanelExisting() {
final Host[] hosts = getCluster().getHostsArray();
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
makeConfigButton.setEnabled(false);
configPanel.removeAll();
final JPanel insideConfigPanel = new JPanel(new SpringLayout());
int cols = 0;
for (int i = 0; i < hosts.length; i++) {
if (OPENAIS_CONF_READ_ERROR_STRING.equals(configs[i])) {
configs[i] = Tools.getString("Dialog.Cluster.CoroConfig.NoConfigFound");
}
final JLabel l = new JLabel(hosts[i].getName() + ':');
l.setBackground(Color.WHITE);
final JPanel labelP = new JPanel();
labelP.setBackground(Tools.getDefaultColor("ConfigDialog.Background"));
labelP.setLayout(new BoxLayout(labelP, BoxLayout.PAGE_AXIS));
labelP.setAlignmentX(java.awt.Component.TOP_ALIGNMENT);
labelP.add(l);
insideConfigPanel.add(labelP);
final JTextArea ta = new JTextArea(configs[i]);
ta.setEditable(false);
insideConfigPanel.add(ta);
cols += 2;
}
if (cols > 0) {
SpringUtilities.makeCompactGrid(insideConfigPanel,
1, cols,
1, 1,
1, 1);
configPanel.add(insideConfigPanel);
}
configPanel.revalidate();
configPanel.repaint();
}
});
}
private void updateConfigPanelEditable(final boolean configChanged) {
this.configChangedByUser = configChanged;
final Host[] hosts = getCluster().getHostsArray();
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
if (!configChanged) {
makeConfigButton.setEnabled(false);
}
configPanel.removeAll();
/* head */
final String[] head = aisConfigHead(true).toString().split(NEWLINE);
for (final String line : head) {
configPanel.add(new JLabel(line));
}
/* addresses */
int ringnumber = 0;
for (final AisCastAddress c : aisCastAddresses) {
configPanel.add(new JLabel(""));
final String[] interfaceLines = c.getConfigString(ringnumber, SPACE_TAB).split(NEWLINE);
ringnumber++;
boolean firstLine = true;
for (final String interfaceLine : interfaceLines) {
if (firstLine) {
configPanel.add(getComponentPanel(interfaceLine, getRemoveButton(c)));
firstLine = false;
} else {
configPanel.add(new JLabel(interfaceLine));
}
}
}
if (aisCastAddresses.size() < 2) {
final JLabel l;
if (aisCastAddresses.isEmpty()) {
l = new JLabel(Tools.getString("Dialog.Cluster.CoroConfig.WarningAtLeastTwoInt"));
} else {
// TODO: we need to check if there is bond interface
// and one is enough
l = new JLabel(Tools.getString("Dialog.Cluster.CoroConfig.WarningAtLeastTwoInt.OneMore"));
}
l.setForeground(Color.RED);
configPanel.add(l);
configPanel.add(new JLabel(""));
l.addComponentListener(new ComponentListener() {
@Override
public void componentHidden(final ComponentEvent e) {
/* do nothing */
}
@Override
public void componentMoved(final ComponentEvent e) {
if (configAlreadyScrolled) {
return;
}
configAlreadyScrolled = true;
configScrollPane.getViewport().setViewPosition(l.getBounds().getLocation());
}
@Override
public void componentResized(final ComponentEvent e) {
/* do nothing */
}
@Override
public void componentShown(final ComponentEvent e) {
/* do nothing */
}
});
}
configPanel.add(new JLabel(""));
/* mcast etc combo boxes */
configPanel.add(mcastPanel);
configPanel.add(new JLabel("}"));
/* service pacemaker */
final String serviceVersion = hosts[0].getDistString("Pacemaker.Service.Ver");
final String[] pacemakerLines = aisConfigPacemaker(SPACE_TAB, serviceVersion).toString().split(NEWLINE);
for (final String line : pacemakerLines) {
configPanel.add(new JLabel(line));
}
configPanel.revalidate();
configPanel.repaint();
if (configChanged) {
if (aisCastAddresses.isEmpty()) {
makeConfigButton.setEnabled(false);
} else {
access.setAccessible(makeConfigButton, AccessMode.ADMIN);
}
if (!application.getAutoClusters().isEmpty() && !aisCastAddresses.isEmpty()) {
Tools.sleep(1000);
makeConfigButton.pressButton();
}
}
}
});
}
private MyButton getRemoveButton(final AisCastAddress c) {
final MyButton removeButton = widgetFactory.createButton(Tools.getString("Dialog.Cluster.CoroConfig.RemoveIntButton"));
removeButton.setBackgroundColor(Tools.getDefaultColor("ConfigDialog.Button"));
removeButton.setMaximumSize(new Dimension(REMOVE_BUTTON_WIDTH, REMOVE_BUTTON_HEIGHT));
removeButton.setPreferredSize(new Dimension(REMOVE_BUTTON_WIDTH, REMOVE_BUTTON_HEIGHT));
removeButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Thread t = new Thread(new Runnable() {
@Override
public void run() {
aisCastAddresses.remove(c);
updateConfigPanelEditable(true);
checkInterface();
}
});
t.start();
}
});
return removeButton;
}
/**
* Checks interface if it already exists and enables/disables the 'add
* button' accordingly.
*/
private void checkInterface() {
final Value type = typeWidget.getValue();
String address = "";
String bindnetaddr = "";
String port = "";
if (MCAST_TYPE.equals(type)) {
final NetInterface iface = (NetInterface) ifaceWidget.getValue();
bindnetaddr = iface.getBindnetaddr();
address = addrWidget.getStringValue();
port = portWidget.getStringValue();
}
for (final AisCastAddress c : aisCastAddresses) {
if (c.equals("\t", type.getValueForConfig(), bindnetaddr, address, port)) {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
addAddressButton.setEnabled(false);
}
});
return;
}
}
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
addAddressButton.setEnabled(true);
}
});
}
/** Plugins, not used from corosync 2.0. */
private CharSequence plugins(final boolean fake) {
final StringBuilder config = new StringBuilder(500);
final String tab;
if (fake) {
tab = SPACE_TAB;
} else {
tab = "\t";
}
config.append("aisexec {\n");
config.append(tab);
config.append("user: root\n");
config.append(tab);
config.append("group: root\n}\n\ncorosync {\n");
config.append(tab);
config.append("user: root\n");
config.append(tab);
config.append("group: root\n}\n\namf {\n");
config.append(tab);
config.append("mode: disabled\n}\n\n");
return config;
}
/** Returns the head of the corosync or openais config. */
private StringBuilder aisConfigHead(final boolean fake) {
final StringBuilder config = new StringBuilder(500);
final String tab;
if (fake) {
config.append("## to be generated by LCMC ");
tab = SPACE_TAB;
} else {
config.append("## generated by LCMC ");
tab = "\t";
}
config.append(Tools.getRelease());
config.append("\n\n");
final Host[] hosts = getCluster().getHostsArray();
boolean corosync2 = false;
try {
corosync2 = Tools.compareVersions(hosts[0].getHostParser().getCorosyncVersion(), "2") >= 0;
} catch (final IllegalVersionException e) {
LOG.appWarning("aisConfigHead: cannot compare corosync version: " + hosts[0].getHostParser().getCorosyncVersion());
}
if (!corosync2) {
config.append(plugins(fake));
}
config.append("logging {\n");
if (corosync2) {
config.append(tab);
config.append("fileline: off\n");
config.append(tab);
config.append("to_logfile: yes\n");
config.append(tab);
config.append("logfile: /var/log/cluster/corosync.log\n");
}
config.append(tab);
config.append("to_stderr: no\n");
config.append(tab);
config.append("debug: off\n");
config.append(tab);
config.append("timestamp: on\n");
config.append(tab);
config.append("to_syslog: yes\n");
if (corosync2) {
config.append(tab);
config.append("logger_subsys {\n");
config.append(tab);
config.append(tab);
config.append("subsys: QUORUM\n");
config.append(tab);
config.append(tab);
config.append("debug: off\n");
config.append(tab);
config.append("}\n");
} else {
config.append(tab);
config.append("to_file: no\n");
config.append(tab);
config.append("syslog_facility: daemon\n");
}
config.append("}\n\ntotem {\n");
config.append(tab);
config.append("version: 2\n");
config.append(tab);
config.append("token: 3000\n");
config.append(tab);
config.append("secauth: on\n");
if (!corosync2) {
config.append(tab);
config.append("token_retransmits_before_loss_const: 10\n");
config.append(tab);
config.append("join: 60\n");
config.append(tab);
config.append("consensus: 4000\n");
config.append(tab);
config.append("vsftype: none\n");
config.append(tab);
config.append("max_messages: 20\n");
config.append(tab);
config.append("clear_node_high_bit: yes\n");
config.append(tab);
config.append("threads: 0\n");
config.append(tab);
config.append("# nodeid: 1234\n");
}
config.append(tab);
config.append("rrp_mode: active\n");
return config;
}
/**
* Returns the part of the config.
*/
private CharSequence aisConfigPacemaker(final String tab, final String serviceVersion) {
final StringBuilder config = new StringBuilder(120);
final Host[] hosts = getCluster().getHostsArray();
boolean corosync2 = false;
try {
corosync2 = Tools.compareVersions(hosts[0].getHostParser().getCorosyncVersion(), "2") >= 0;
} catch (final IllegalVersionException e) {
LOG.appWarning("aisConfigPacemaker: cannot compare corosync version: " + hosts[0].getHostParser().getCorosyncVersion());
}
if (corosync2) {
config.append("\nquorum {\n");
config.append(tab);
config.append("provider: corosync_votequorum\n");
config.append(tab);
config.append("expected_votes: ");
config.append(hosts.length);
config.append("\n}\n");
} else {
config.append("\nservice {\n");
config.append(tab);
config.append("ver: ");
config.append(serviceVersion);
config.append('\n');
config.append(tab);
config.append("name: pacemaker\n");
config.append(tab);
config.append("use_mgmtd: no\n");
config.append("}\n");
}
return config;
}
/** Adds interface to the config panel. It must be called from a thread. */
private void addInterface(final Value type) {
String bindnetaddr = "";
String addr = "";
String port = "";
if (MCAST_TYPE.equals(type)) {
final NetInterface iface = (NetInterface) ifaceWidget.getValue();
if (iface == null) {
LOG.appWarning("addInterface: cannot add null interface");
return;
}
bindnetaddr = iface.getBindnetaddr();
addr = addrWidget.getStringValue();
port = portWidget.getStringValue();
}
aisCastAddresses.add(new AisCastAddress(type.getValueForConfig(), bindnetaddr, addr, port));
updateConfigPanelEditable(true);
checkInterface();
}
@Override
protected JComponent getInputPane() {
final JPanel pane = new JPanel();
pane.setLayout(new BoxLayout(pane, BoxLayout.PAGE_AXIS));
final Host[] hosts = getCluster().getHostsArray();
final Value[] types = {MCAST_TYPE};
typeWidget = widgetFactory.createInstance(Widget.GUESS_TYPE,
MCAST_TYPE,
types,
Widget.NO_REGEXP,
TYPE_COMBOBOX_WIDTH,
Widget.NO_ABBRV,
new AccessMode(AccessMode.RO, AccessMode.NORMAL),
Widget.NO_BUTTON);
typeWidget.setEnabled(false);
final NetInterface[] ni = networkService.getNetInterfacesWithBridges(hosts[0]);
NetInterface defaultNi = null;
for (final NetInterface n : ni) {
/* skip lo */
if (!n.isLocalHost()) {
defaultNi = n;
break;
}
}
if (defaultNi == null) {
LOG.appError("getInputPane: " + hosts[0].getName() + ": missing network interfaces");
}
ifaceWidget = widgetFactory.createInstance(
Widget.Type.COMBOBOX,
defaultNi,
ni,
Widget.NO_REGEXP,
INTERFACE_COMBOBOX_WIDTH,
Widget.NO_ABBRV,
new AccessMode(AccessMode.RO, AccessMode.NORMAL),
Widget.NO_BUTTON);
/* this matches something like this: 225.0.0.43 694 1 0
* if you think that the regexp is too complicated for that, consider,
* that it must match also during the thing is written.
*/
final String regexp = "^[\\d.]+$";
addrWidget = widgetFactory.createInstance(
Widget.GUESS_TYPE,
new StringValue(Tools.getDefault("Dialog.Cluster.CoroConfig.DefaultMCastAddress")),
Widget.NO_ITEMS,
regexp,
ADDR_COMBOBOX_WIDTH,
Widget.NO_ABBRV,
new AccessMode(AccessMode.RO, AccessMode.NORMAL),
Widget.NO_BUTTON);
typeWidget.addListeners(new WidgetListener() {
@Override
public void check(final Value value) {
checkInterface();
}
});
ifaceWidget.addListeners(new WidgetListener() {
@Override
public void check(final Value value) {
checkInterface();
}
});
final String portRegexp = "^\\d+$";
portWidget = widgetFactory.createInstance(
Widget.GUESS_TYPE,
new StringValue(Tools.getDefault("Dialog.Cluster.CoroConfig.DefaultMCastPort")),
Widget.NO_ITEMS,
portRegexp,
PORT_COMBOBOX_WIDTH,
Widget.NO_ABBRV,
new AccessMode(AccessMode.RO, AccessMode.NORMAL),
Widget.NO_BUTTON);
portWidget.addListeners(new WidgetListener() {
@Override
public void check(final Value value) {
checkInterface();
}
});
addrWidget.addListeners(new WidgetListener() {
@Override
public void check(final Value value) {
checkInterface();
}
});
addAddressButton = widgetFactory.createButton(Tools.getString("Dialog.Cluster.CoroConfig.AddIntButton"));
addAddressButton.setBackgroundColor(Tools.getDefaultColor("ConfigDialog.Button"));
addAddressButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Value type = typeWidget.getValue();
final Thread thread = new Thread(new Runnable() {
@Override
public void run() {
addInterface(type);
}
});
thread.start();
}
});
configScrollPane = new JScrollPane(configPanel,
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
configScrollPane.setPreferredSize(new Dimension(Short.MAX_VALUE, 150));
statusPanel = new JPanel();
statusPanel.add(configStatus);
configCheckbox = new JCheckBox("-----", true);
configCheckbox.setBackground(Tools.getDefaultColor("ConfigDialog.Background.Light"));
access.setAccessible(configCheckbox, AccessMode.ADMIN);
configCheckbox.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(final ItemEvent e) {
final String text = configCheckbox.getText();
if (e.getStateChange() == ItemEvent.SELECTED) {
final Thread thread = new Thread(new Runnable() {
@Override
public void run() {
if (CHECKBOX_EDIT_CONFIG_STRING.equals(text)) {
updateConfigPanelEditable(configChangedByUser);
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configCheckbox.setText(CHECKBOX_SEE_EXISTING_STRING);
configCheckbox.setSelected(false);
statusPanel.setMaximumSize(statusPanel.getPreferredSize());
}
});
} else if (CHECKBOX_SEE_EXISTING_STRING.equals(text)) {
updateConfigPanelExisting();
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
configCheckbox.setText(CHECKBOX_EDIT_CONFIG_STRING);
configCheckbox.setSelected(false);
statusPanel.setMaximumSize(statusPanel.getPreferredSize());
}
});
}
}
});
thread.start();
}
}
});
statusPanel.add(configCheckbox);
statusPanel.setAlignmentX(java.awt.Component.LEFT_ALIGNMENT);
pane.add(statusPanel);
pane.add(configScrollPane);
configScrollPane.setAlignmentX(java.awt.Component.LEFT_ALIGNMENT);
mcastPanel = new JPanel(new FlowLayout(FlowLayout.LEADING));
mcastPanel.setBackground(Tools.getDefaultColor("ConfigDialog.Background"));
mcastPanel.add(new JLabel("# "));
mcastPanel.add(typeWidget.getComponent());
mcastPanel.add(ifaceWidget.getComponent());
mcastPanel.add(addrWidget.getComponent());
mcastPanel.add(portWidget.getComponent());
mcastPanel.add(addAddressButton);
mcastPanel.setPreferredSize(mcastPanel.getMinimumSize());
mcastPanel.setAlignmentX(java.awt.Component.LEFT_ALIGNMENT);
pane.add(makeConfigButton);
return pane;
}
@Override
protected boolean skipButtonEnabled() {
return true;
}
}