/*
* 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.drbd.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.ColorText;
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.common.ui.Info;
import lcmc.common.ui.MainPanel;
import lcmc.common.ui.treemenu.TreeMenuController;
import lcmc.common.ui.utils.ButtonCallback;
import lcmc.common.ui.utils.ComponentWithTest;
import lcmc.common.ui.utils.SwingUtils;
import lcmc.common.ui.utils.UpdatableItem;
import lcmc.drbd.domain.BlockDevice;
import lcmc.drbd.domain.DRBDtestData;
import lcmc.drbd.domain.DrbdXml;
import lcmc.drbd.service.DRBD;
import lcmc.drbd.ui.DrbdGraph;
import lcmc.host.domain.Host;
import lcmc.host.ui.HostBrowser;
import lcmc.logger.Logger;
import lcmc.logger.LoggerFactory;
import lcmc.lvm.service.LVM;
import javax.inject.Inject;
import javax.inject.Named;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* This class holds info data for a block device.
*/
@Named
public class BlockDevInfo extends EditableInfo {
private static final Logger LOG = LoggerFactory.getLogger(BlockDevInfo.class);
private static final Value DRBD_MD_TYPE_FLEXIBLE = new StringValue("Flexible");
private static final String DRBD_MD_PARAM = "DrbdMetaDisk";
private static final String DRBD_MD_INDEX_PARAM = "DrbdMetaDiskIndex";
public static final ImageIcon HARDDISK_ICON_LARGE = Tools.createImageIcon(
Tools.getDefault("BlockDevInfo.HarddiskIconLarge"));
public static final ImageIcon HARDDISK_DRBD_ICON_LARGE =
Tools.createImageIcon(Tools.getDefault("BlockDevInfo.HarddiskDRBDIconLarge"));
public static final ImageIcon NO_HARDDISK_ICON_LARGE =
Tools.createImageIcon(Tools.getDefault("BlockDevInfo.NoHarddiskIconLarge"));
public static final ImageIcon HARDDISK_ICON = Tools.createImageIcon(Tools.getDefault("BlockDevInfo.HarddiskIcon"));
private static final ColorText METADISK_COLOR_TEXT = new ColorText("meta-disk", Color.BLUE, Color.BLACK);
private static final ColorText SWAP_COLOR_TEXT = new ColorText("swap", Color.BLUE, Color.BLACK);
private static final ColorText MOUNTED_COLOR_TEXT = new ColorText("mounted", Color.BLUE, Color.BLACK);
private static final ColorText PHYSICAL_VOLUME_COLOR_TEXT = new ColorText("PV", Color.BLUE, Color.GREEN);
private static final int MAX_RIGHT_CORNER_STRING_LENGTH = 28;
/** String that is displayed as a tool tip for disabled menu item. */
static final String NO_DRBD_RESOURCE_STRING = "it is not a drbd resource";
public static final String ALLOW_TWO_PRIMARIES = "allow-two-primaries";
public static final String PROXY_UP = "Proxy Up";
private static final String PROXY_DOWN = "Proxy Down";
private static final String BY_UUID_PATH = "/dev/disk/by-uuid/";
@Inject
private MainPanel mainPanel;
@Inject
private BlockDevMenu blockDevMenu;
@Inject
private Application application;
@Inject
private SwingUtils swingUtils;
@Inject
private TreeMenuController treeMenuController;
public void init(final String name, final BlockDevice blockDevice, final Browser browser) {
super.einit(Optional.<ResourceValue>of(blockDevice), name, browser);
}
/**
* Return whether the block device is unimportant (for the GUI), e.g.
* cdrom or swap.
*/
private static boolean isUnimportant(final String name, final String type, final String mountedOn) {
return "swap".equals(type)
|| "/".equals(mountedOn)
|| "/boot".equals(mountedOn)
|| name.startsWith("/dev/cdrom")
|| name.startsWith("/dev/fd")
|| name.startsWith("/dev/sr")
|| name.endsWith("/root")
|| name.endsWith("/lv_root")
|| name.endsWith("/lv_swap")
|| name.contains("/swap");
}
/** DRBD resource in which this block device is member. */
private VolumeInfo volumeInfo;
/** Map from parameters to the fact if the last entered value was
* correct. */
private final Map<String, Boolean> paramCorrectValueMap = new HashMap<String, Boolean>();
/** Cache for the info panel. */
private JComponent infoPanel = null;
/**
* Returns object of the other block device that is connected via drbd
* to this block device.
*/
public BlockDevInfo getOtherBlockDevInfo() {
final VolumeInfo dvi = volumeInfo;
if (dvi == null) {
return null;
}
return dvi.getOtherBlockDevInfo(this);
}
@Override
public HostBrowser getBrowser() {
return (HostBrowser) super.getBrowser();
}
void setInfoPanel(final JComponent infoPanel) {
this.infoPanel = infoPanel;
}
/**
* Remove this block device.
*
* TODO: check this
*/
@Override
public void removeMyself(final Application.RunMode runMode) {
getBlockDevice().setValue(DRBD_MD_PARAM, null);
getBlockDevice().setValue(DRBD_MD_INDEX_PARAM, null);
super.removeMyself(runMode);
if (Application.isLive(runMode)) {
treeMenuController.removeNode(getNode());
}
infoPanel = null;
}
public Host getHost() {
return getBrowser().getHost();
}
@Override
public ImageIcon getMenuIcon(final Application.RunMode runMode) {
return BlockDevInfo.HARDDISK_ICON;
}
/** Returns info of this block device as string. */
@Override
public String getInfo() {
final StringBuilder ret = new StringBuilder(120);
ret.append("Host : ")
.append(getHost().getName())
.append("\nDevice : ")
.append(getBlockDevice().getName())
.append("\nMeta disk : ")
.append(getBlockDevice().isDrbdMetaDisk())
.append("\nSize : ")
.append(getBlockDevice().getBlockSize())
.append(" blocks");
if (getBlockDevice().getMountedOn() == null) {
ret.append("\nnot mounted");
} else {
ret.append("\nMounted on : ")
.append(getBlockDevice().getMountedOn())
.append("\nType : ")
.append(getBlockDevice().getFsType());
if (getUsed() >= 0) {
ret.append("\nUsed: : ")
.append(getUsed())
.append('%');
}
}
if (getBlockDevice().isDrbd()) {
ret.append("\nConnection state: ")
.append(getBlockDevice().getConnectionState())
.append("\nNode state : ")
.append(getBlockDevice().getNodeState())
.append("\nDisk state : ")
.append(getBlockDevice().getDiskState())
.append('\n');
}
return ret.toString();
}
/** Append hierarchy of block devices in the string buffer using HTML. */
private void appendBlockDeviceHierarchy(final BlockDevice bd, final StringBuilder tt, final int shift) {
String tab = "";
for (int i = 0; i != shift; ++i) {
tab += " ";
}
/* physical volumes */
String vg = null;
String selectedPV = null;
if (bd.isVolumeGroupOnPhysicalVolume()) {
vg = bd.getVgOnPhysicalVolume();
selectedPV = bd.getName();
} else if (isLVM()) {
vg = bd.getVolumeGroup();
}
if (vg != null) {
for (final BlockDevice pv : getHost().getHostParser().getPhysicalVolumes(vg)) {
if (pv.getName().equals(selectedPV)) {
tt.append("<b>").append(tab).append(pv).append("</b>");
} else {
tt.append(tab).append(pv);
}
tt.append('\n');
}
}
/* volume groups */
if (vg != null) {
String selectedLV = null;
if (bd.isVolumeGroupOnPhysicalVolume()) {
tt.append("<b>")
.append(" ")
.append(tab)
.append(vg)
.append("</b>\n");
} else if (isLVM()) {
tt.append(" ").append(tab).append(vg).append('\n');
selectedLV = bd.getName();
}
final Set<String> lvs = getHost().getHostParser().getLogicalVolumesFromVolumeGroup(vg);
if (lvs != null) {
for (final String lv : lvs) {
tt.append(" ").append(tab);
final String lvName = "/dev/" + vg + '/' + lv;
if (lvName.equals(selectedLV)) {
if (bd.isDrbd()) {
tt.append(lv).append('\n');
final BlockDevice drbdBD = bd.getDrbdBlockDevice();
if (drbdBD != null) {
appendBlockDeviceHierarchy(drbdBD, tt, shift + 3);
}
} else {
tt.append("<b>").append(lv).append("</b>\n");
}
} else {
tt.append(lv).append('\n');
}
}
}
} else {
final BlockDevice drbdBD = bd.getDrbdBlockDevice();
if (drbdBD != null) {
tt.append(tab).append(bd.getName()).append('\n');
appendBlockDeviceHierarchy(drbdBD, tt, shift + 1);
} else {
tt.append("<b>")
.append(tab)
.append(bd.getName())
.append("</b>\n");
}
}
}
@Override
public String getToolTipForGraph(final Application.RunMode runMode) {
final StringBuilder tt = new StringBuilder(60);
final BlockDevice bd = getBlockDevice();
tt.append("<pre>");
appendBlockDeviceHierarchy(bd, tt, 0);
tt.append("</pre>");
if (bd.isDrbdMetaDisk()) {
tt.append(" (Meta Disk)\n");
for (final BlockDevice mb : getBlockDevice().getMetaDiskOfBlockDevices()) {
tt.append(" of ").append(mb.getName()).append('\n');
}
}
final String uuid = bd.getDiskUuid();
tt.append("\n<table>");
if (uuid != null && uuid.startsWith(BY_UUID_PATH)) {
tt.append("<tr><td><b>UUID:</b></td><td>")
.append(uuid.substring(18))
.append("</td></tr>");
}
String label = "ID:";
for (final String diskId : bd.getDiskIds()) {
if (diskId.length() > 16) {
tt.append("<tr><td><b>")
.append(label)
.append("</b></td><td>")
.append(diskId.substring(16))
.append("</td></tr>");
label = "";
}
}
tt.append("\n</table>");
if (bd.isDrbd()) {
if (getHost().isDrbdStatusOk()) {
String cs = bd.getConnectionState();
String st = bd.getNodeState();
String ds = bd.getDiskState();
if (cs == null) {
cs = "not available";
}
if (st == null) {
st = "not available";
}
if (ds == null) {
ds = "not available";
}
tt.append("\n<table><tr><td><b>cs:</b></td><td>")
.append(cs)
.append("</td></tr><tr><td><b>ro:</b></td><td>")
.append(st)
.append("</td></tr><tr><td><b>ds:</b></td><td>")
.append(ds)
.append("</td></tr></table>");
} else {
tt.append('\n')
.append(Tools.getString("HostBrowser.Hb.NoInfoAvailable"));
}
}
return tt.toString();
}
String drbdBDConfig(final String resource,
final String drbdDevice,
final boolean volumesAvailable) throws Exceptions.DrbdConfigException {
if (drbdDevice == null) {
throw new Exceptions.DrbdConfigException(
"Drbd device not defined for host "
+ getHost().getName()
+ " (" + resource + ')');
}
if (getBlockDevice().getName() == null) {
throw new Exceptions.DrbdConfigException(
"Block device not defined for host "
+ getHost().getName()
+ " (" + resource + ')');
}
final StringBuilder config = new StringBuilder(120);
final String tabs;
if (volumesAvailable) {
tabs = "\t\t\t";
} else {
tabs = "\t\t";
}
config.append(tabs)
.append("device\t\t")
.append(drbdDevice)
.append(";\n")
.append(tabs)
.append("disk\t\t");
final String backingDisk = getBlockDevice().getDrbdBackingDisk();
if (backingDisk == null) {
config.append(getBlockDevice().getName());
} else {
config.append(backingDisk);
}
config.append(";\n")
.append(tabs)
.append(getBlockDevice().getMetaDiskString(
getComboBoxValue(DRBD_MD_PARAM).getValueForConfig(),
getComboBoxValue(DRBD_MD_INDEX_PARAM).getValueForConfig()))
.append(';');
return config.toString();
}
/** Sets whether this block device is drbd. */
void setDrbd(final boolean drbd) {
getBlockDevice().setDrbd(drbd);
}
@Override
protected String getSection(final String param) {
return getBlockDevice().getSection(param);
}
@Override
protected Value[] getPossibleChoices(final String param) {
return getBlockDevice().getPossibleChoices(param);
}
protected Object getDefaultValue(final String param) {
return "<select>";
}
@Override
protected Widget createWidget(final String param, final String prefix, final int width) {
final Widget paramWi;
if (DRBD_MD_INDEX_PARAM.equals(param)) {
paramWi = super.createWidget(param, prefix, width);
} else {
final Widget gwi = super.createWidget(param, prefix, width);
paramWi = gwi;
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
gwi.setEditable(false);
}
});
}
return paramWi;
}
@Override
protected boolean checkParam(final String param, final Value newValue) {
boolean ret = true;
if (newValue.isNothingSelected() && isRequired(param)) {
ret = false;
} else if (DRBD_MD_PARAM.equals(param)) {
if (infoPanel != null) {
if (!getHost().getHostParser().getWaitForServerStatusLatch()) {
final boolean internal = "internal".equals(newValue.getValueForConfig());
final Widget ind = getWidget(DRBD_MD_INDEX_PARAM, null);
final Widget indW = getWidget(DRBD_MD_INDEX_PARAM,
Widget.WIZARD_PREFIX);
if (internal) {
ind.setValue(DRBD_MD_TYPE_FLEXIBLE);
if (indW != null) {
indW.setValue(DRBD_MD_TYPE_FLEXIBLE);
}
}
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
ind.setEnabled(!internal);
}
});
if (indW != null) {
swingUtils.invokeLater(new Runnable() {
@Override
public void run() {
indW.setEnabled(!internal);
}
});
}
}
}
} else if (DRBD_MD_INDEX_PARAM.equals(param)) {
if (getBrowser().getUsedPorts().contains(newValue.getValueForConfig())
&& !newValue.equals(getBlockDevice().getValue(param))) {
ret = false;
}
final Pattern p = Pattern.compile(".*\\D.*");
final Matcher m = p.matcher(newValue.getValueForConfig());
if (m.matches() && !DRBD_MD_TYPE_FLEXIBLE.equals(newValue)) {
ret = false;
}
}
paramCorrectValueMap.remove(param);
paramCorrectValueMap.put(param, ret);
return ret;
}
@Override
protected boolean isRequired(final String param) {
return true;
}
@Override
protected boolean isAdvanced(final String param) {
return false;
}
@Override
protected AccessMode.Type getAccessType(final String param) {
return AccessMode.ADMIN;
}
@Override
protected String isEnabled(final String param) {
return null;
}
@Override
protected AccessMode.Mode isEnabledOnlyInAdvancedMode(final String param) {
return AccessMode.NORMAL;
}
@Override
protected boolean isInteger(final String param) {
return false;
}
@Override
protected boolean isLabel(final String param) {
return false;
}
@Override
protected boolean isTimeType(final String param) {
/* not required */
return false;
}
@Override
protected boolean isCheckBox(final String param) {
return false;
}
@Override
protected String getParamType(final String param) {
return null;
}
@Override
protected String getParamRegexp(final String param) {
return null;
}
@Override
protected Value[] getParamPossibleChoices(final String param) {
if (DRBD_MD_PARAM.equals(param)) {
/* meta disk */
final Value internalMetaDisk =
new StringValue("internal", Tools.getString("HostBrowser.MetaDisk.Internal"));
final Value defaultMetaDiskString = internalMetaDisk;
getBrowser().lockBlockDevInfosRead();
final Value[] blockDevices = getAvailableBlockDevicesForMetaDisk(
internalMetaDisk,
getName(),
getBrowser().getSortedBlockDevInfos());
getBrowser().unlockBlockDevInfosRead();
getBlockDevice().setDefaultValue(DRBD_MD_PARAM,
defaultMetaDiskString);
return blockDevices;
} else if (DRBD_MD_INDEX_PARAM.equals(param)) {
final Value dmdiValue = getBlockDevice().getValue(DRBD_MD_INDEX_PARAM);
String defaultMetaDiskIndex;
if (dmdiValue == null) {
defaultMetaDiskIndex = null;
} else {
defaultMetaDiskIndex = dmdiValue.getValueForConfig();
}
if ("internal".equals(defaultMetaDiskIndex)) {
defaultMetaDiskIndex = Tools.getString("HostBrowser.MetaDisk.Internal");
}
int index = 0;
if (defaultMetaDiskIndex == null) {
defaultMetaDiskIndex = DRBD_MD_TYPE_FLEXIBLE.getValueForConfig();
} else if (!DRBD_MD_TYPE_FLEXIBLE.getValueForConfig().equals(defaultMetaDiskIndex)) {
index = Integer.valueOf(defaultMetaDiskIndex) - 5;
if (index < 0) {
index = 0;
}
}
final Value[] indeces = new Value[11];
indeces[0] = DRBD_MD_TYPE_FLEXIBLE;
for (int i = 1; i < 11; i++) {
indeces[i] = new StringValue(Integer.toString(index));
index++;
}
getBlockDevice().setDefaultValue(DRBD_MD_INDEX_PARAM,
DRBD_MD_TYPE_FLEXIBLE);
return indeces;
}
return null;
}
@Override
protected Value getParamDefault(final String param) {
return getBlockDevice().getDefaultValue(param);
}
@Override
protected Value getParamPreferred(final String param) {
return getBlockDevice().getPreferredValue(param);
}
@Override
protected boolean checkParamCache(final String param) {
final Boolean cv = paramCorrectValueMap.get(param);
if (cv == null) {
return false;
}
return cv.booleanValue();
}
protected Value[] getAvailableBlockDevicesForMetaDisk(final Value defaultValue,
final String serviceName,
final Iterable<BlockDevInfo> blockDevInfos) {
final List<Value> list = new ArrayList<Value>();
final Value savedMetaDisk = getBlockDevice().getValue(DRBD_MD_PARAM);
if (defaultValue != null) {
list.add(defaultValue);
}
for (final BlockDevInfo bdi : blockDevInfos) {
final BlockDevice bd = bdi.getBlockDevice();
if (bdi.equals(savedMetaDisk) || (!bd.isDrbd() && !bd.isUsedByCRM() && !bd.isMounted())) {
list.add(bdi);
}
}
return list.toArray(new Value[list.size()]);
}
public void attach(final Application.RunMode runMode) {
DRBD.attach(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void detach(final Application.RunMode runMode) {
DRBD.detach(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void connect(final Application.RunMode runMode) {
DRBD.connect(getHost(), volumeInfo.getDrbdResourceInfo().getName(), null, runMode);
}
public void disconnect(final Application.RunMode runMode) {
DRBD.disconnect(getHost(), volumeInfo.getDrbdResourceInfo().getName(), null, runMode);
}
void pauseSync(final Application.RunMode runMode) {
DRBD.pauseSync(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void resumeSync(final Application.RunMode runMode) {
DRBD.resumeSync(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void drbdUp(final Application.RunMode runMode) {
DRBD.up(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
/** Sets this drbd block device to the primary state. */
void setPrimary(final Application.RunMode runMode) {
DRBD.setPrimary(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
/** Sets this drbd block device to the secondary state. */
public void setSecondary(final Application.RunMode runMode) {
DRBD.setSecondary(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
/** Initializes drbd block device. */
void initDrbd(final Application.RunMode runMode) {
DRBD.initDrbd(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
/** Make filesystem. */
public void makeFilesystem(final String filesystem, final Application.RunMode runMode) {
DRBD.makeFilesystem(getHost(), getDrbdVolumeInfo().getDevice(), filesystem, runMode);
}
public boolean pvCreate(final Application.RunMode runMode) {
final String device;
if (getBlockDevice().isDrbd()) {
device = volumeInfo.getDevice();
} else {
device = getBlockDevice().getName();
}
final boolean ret = LVM.pvCreate(getHost(), device, runMode);
if (ret) {
getBlockDevice().setVolumeGroupOnPhysicalVolume("");
}
return ret;
}
public boolean pvRemove(final Application.RunMode runMode) {
final String device;
if (getBlockDevice().isDrbd()) {
device = volumeInfo.getDevice();
} else {
device = getBlockDevice().getName();
}
final boolean ret = LVM.pvRemove(getHost(), device, runMode);
if (ret) {
if (getBlockDevice().isDrbd()) {
getBlockDevice().getDrbdBlockDevice().setVolumeGroupOnPhysicalVolume(null);
} else {
getBlockDevice().setVolumeGroupOnPhysicalVolume(null);
}
}
return ret;
}
public boolean lvRemove(final Application.RunMode runMode) {
final String device = getBlockDevice().getName();
return LVM.lvRemove(getHost(), device, runMode);
}
public boolean lvSnapshot(final String snapshotName, final String size, final Application.RunMode runMode) {
final String device = getBlockDevice().getName();
return LVM.createLVSnapshot(getHost(), snapshotName, device, size, runMode);
}
public void skipInitialFullSync(final Application.RunMode runMode) {
DRBD.skipInitialFullSync(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
public void forcePrimary(final Application.RunMode runMode) {
DRBD.forcePrimary(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void invalidateBD(final Application.RunMode runMode) {
DRBD.invalidate(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
void discardData(final Application.RunMode runMode) {
DRBD.discardData(getHost(), volumeInfo.getDrbdResourceInfo().getName(), null, runMode);
}
public void verify(final Application.RunMode runMode) {
DRBD.verify(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
public boolean resizeDrbd(final Application.RunMode runMode) {
return DRBD.resize(getHost(), volumeInfo.getDrbdResourceInfo().getName(), volumeInfo.getName(), runMode);
}
@Override
public JPanel getGraphicalView() {
if (getBlockDevice().isDrbd()) {
getBrowser().getClusterBrowser().getGlobalInfo().setSelectedNode(this);
}
return getBrowser().getClusterBrowser().getGlobalInfo().getGraphicalView();
}
@Override
protected void setTerminalPanel() {
if (getHost() != null) {
mainPanel.setTerminalPanel(getHost().getTerminalPanel());
}
}
@Override
public JComponent getInfoPanel() {
swingUtils.isSwingThread();
return getInfoPanelBD();
}
@Override
public String[] getParametersFromXML() {
final String[] params = {
DRBD_MD_PARAM,
DRBD_MD_INDEX_PARAM,
};
return params;
}
/** Apply all fields. */
public void apply(final Application.RunMode runMode) {
if (Application.isLive(runMode)) {
final String[] params = getParametersFromXML();
swingUtils.invokeAndWait(new Runnable() {
@Override
public void run() {
getApplyButton().setEnabled(false);
getRevertButton().setEnabled(false);
getInfoPanel();
}
});
waitForInfoPanel();
if (getBlockDevice().getMetaDisk() != null) {
getBlockDevice().getMetaDisk().removeMetadiskOfBlockDevice(
getBlockDevice());
}
getBlockDevice().setNew(false);
storeComboBoxValues(params);
final Value v = getWidget(DRBD_MD_PARAM, null).getValue();
if (v.isNothingSelected() || "internal".equals(v.getValueForConfig())) {
getBlockDevice().setMetaDisk(null); /* internal */
} else {
final BlockDevice metaDisk = ((BlockDevInfo) v).getBlockDevice();
getBlockDevice().setMetaDisk(metaDisk);
}
getBrowser().getClusterBrowser().getGlobalInfo().setAllApplyButtons();
}
}
/** Returns block device panel. */
JComponent getInfoPanelBD() {
swingUtils.isSwingThread();
if (infoPanel != null) {
infoPanelDone();
return infoPanel;
}
final BlockDevInfo thisClass = this;
final ButtonCallback buttonCallback = new ButtonCallback() {
private volatile boolean mouseStillOver = false;
@Override
public boolean isEnabled() {
return true;
}
@Override
public void mouseOut(final ComponentWithTest component) {
if (!isEnabled()) {
return;
}
mouseStillOver = false;
final DrbdGraph drbdGraph = getBrowser().getDrbdGraph();
drbdGraph.stopTestAnimation((JComponent) component);
component.setToolTipText("");
}
@Override
public void mouseOver(final ComponentWithTest component) {
if (!isEnabled()) {
return;
}
mouseStillOver = true;
component.setToolTipText(Tools.getString("ClusterBrowser.StartingDRBDtest"));
component.setToolTipBackground(Tools.getDefaultColor("ClusterBrowser.Test.Tooltip.Background"));
Tools.sleep(250);
if (!mouseStillOver) {
return;
}
mouseStillOver = false;
final CountDownLatch startTestLatch = new CountDownLatch(1);
final DrbdGraph drbdGraph = getBrowser().getDrbdGraph();
drbdGraph.startTestAnimation((JComponent) component, startTestLatch);
getBrowser().drbdtestLockAcquire();
thisClass.setDRBDtestData(null);
apply(Application.RunMode.TEST);
final Map<Host, String> testOutput = new LinkedHashMap<Host, String>();
try {
getBrowser().getClusterBrowser().getGlobalInfo().createConfigDryRun(testOutput);
final DRBDtestData dtd = new DRBDtestData(testOutput);
component.setToolTipText(dtd.getToolTip());
thisClass.setDRBDtestData(dtd);
} finally {
getBrowser().drbdtestLockRelease();
startTestLatch.countDown();
}
}
};
initApplyButton(buttonCallback);
final JPanel mainPanel = new JPanel();
mainPanel.setBackground(HostBrowser.PANEL_BACKGROUND);
mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.PAGE_AXIS));
final JPanel buttonPanel = new JPanel(new BorderLayout());
buttonPanel.setBackground(HostBrowser.BUTTON_PANEL_BACKGROUND);
buttonPanel.setMinimumSize(new Dimension(0, 50));
buttonPanel.setPreferredSize(new Dimension(0, 50));
buttonPanel.setMaximumSize(new Dimension(Short.MAX_VALUE, 50));
final JPanel optionsPanel = new JPanel();
optionsPanel.setBackground(HostBrowser.PANEL_BACKGROUND);
optionsPanel.setLayout(new BoxLayout(optionsPanel, BoxLayout.PAGE_AXIS));
optionsPanel.setAlignmentX(java.awt.Component.LEFT_ALIGNMENT);
/* Actions */
buttonPanel.add(getActionsButton(), BorderLayout.LINE_END);
if (getBlockDevice().isDrbd()) {
final String[] params = getParametersFromXML();
addParams(optionsPanel,
params,
application.getDefaultSize("HostBrowser.DrbdDevLabelWidth"),
application.getDefaultSize("HostBrowser.DrbdDevFieldWidth"),
null);
/* apply button */
getApplyButton().addActionListener(new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Thread thread = new Thread(new Runnable() {
@Override
public void run() {
swingUtils.invokeAndWait(new Runnable() {
@Override
public void run() {
getApplyButton().setEnabled(false);
getRevertButton().setEnabled(false);
}
});
getBrowser().getClusterBrowser().drbdStatusLock();
try {
getBrowser().getClusterBrowser().getGlobalInfo().createDrbdConfigLive();
for (final Host h : getHost().getCluster().getHostsArray()) {
DRBD.adjustApply(h, DRBD.ALL_DRBD_RESOURCES, null, Application.RunMode.LIVE);
}
apply(Application.RunMode.LIVE);
} catch (final Exceptions.DrbdConfigException e) {
LOG.appError("getInfoPanelBD: config failed", e);
} catch (final UnknownHostException e) {
LOG.appError("getInfoPanelBD: config failed", e);
} finally {
getBrowser().getClusterBrowser().drbdStatusUnlock();
}
}
});
thread.start();
}
});
getRevertButton().addActionListener(
new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
final Thread thread = new Thread(new Runnable() {
@Override
public void run() {
revert();
}
});
thread.start();
}
}
);
addApplyButton(buttonPanel);
addRevertButton(buttonPanel);
}
/* info */
final JPanel riaPanel = new JPanel();
riaPanel.setBackground(HostBrowser.PANEL_BACKGROUND);
riaPanel.setAlignmentX(java.awt.Component.LEFT_ALIGNMENT);
riaPanel.add(super.getInfoPanel());
mainPanel.add(riaPanel);
mainPanel.add(optionsPanel);
final JPanel newPanel = new JPanel();
newPanel.setBackground(HostBrowser.PANEL_BACKGROUND);
newPanel.setLayout(new BoxLayout(newPanel, BoxLayout.PAGE_AXIS));
newPanel.add(buttonPanel);
newPanel.add(new JScrollPane(mainPanel));
infoPanel = newPanel;
infoPanelDone();
setApplyButtons(null, getParametersFromXML());
return infoPanel;
}
/** Sets drbd resource for this block device. */
void setDrbdVolumeInfo(final VolumeInfo volumeInfo) {
this.volumeInfo = volumeInfo;
}
/** Returns drbd resource info in which this block device is member. */
public VolumeInfo getDrbdVolumeInfo() {
return volumeInfo;
}
public BlockDevice getBlockDevice() {
return (BlockDevice) getResource();
}
/** Removes this block device from drbd data structures. */
public void removeFromDrbd() {
setDrbd(false);
getBlockDevice().setDrbdBlockDevice(null);
setDrbdVolumeInfo(null);
}
@Override
protected String getParamShortDesc(final String param) {
return Tools.getString(param);
}
@Override
protected String getParamLongDesc(final String param) {
return Tools.getString(param + ".Long");
}
public String getVGName() {
final BlockDevice bd;
if (getBlockDevice().isDrbd()) {
bd = getBlockDevice().getDrbdBlockDevice();
if (bd == null) {
return null;
}
} else {
bd = getBlockDevice();
}
final String vg = bd.getVolumeGroup();
if (vg == null) {
/* vg on pv */
return bd.getVgOnPhysicalVolume();
} else {
/* lv on vg */
return vg;
}
}
@Override
public List<UpdatableItem> createPopup() {
return blockDevMenu.getPulldownMenu(this);
}
/** Returns how much of the block device is used. */
@Override
public int getUsed() {
final VolumeInfo dvi = volumeInfo;
if (dvi != null) {
return dvi.getUsed();
}
return getBlockDevice().getUsed();
}
public String getIconTextForGraph(final Application.RunMode runMode) {
if (!getHost().isConnected()) {
return Tools.getString("HostBrowser.Drbd.NoInfoAvailable");
}
if (getBlockDevice().isDrbd()) {
return getBlockDevice().getNodeState();
}
return null;
}
@Override
public String getMainTextForGraph() {
if (!isLVM()) {
final String vg = getBlockDevice().getVgOnPhysicalVolume();
if (vg != null && !"".equals(vg)) {
return "VG " + vg;
}
}
return getName();
}
public ColorText getRightCornerTextForDrbdGraph(final Application.RunMode runMode) {
final String vg;
if (isLVM()) {
vg = getBlockDevice().getVolumeGroup();
} else {
vg = getBlockDevice().getVgOnPhysicalVolume();
}
if (getBlockDevice().isDrbdMetaDisk()) {
return METADISK_COLOR_TEXT;
} else if (getBlockDevice().isSwap()) {
return SWAP_COLOR_TEXT;
} else if (getBlockDevice().getMountedOn() != null) {
return MOUNTED_COLOR_TEXT;
} else if (getBlockDevice().isDrbd()) {
String s = getBlockDevice().getName();
// TODO: cache that
if (s.length() > MAX_RIGHT_CORNER_STRING_LENGTH) {
s = "..." + s.substring(s.length() - MAX_RIGHT_CORNER_STRING_LENGTH + 3,
s.length());
}
if (getBlockDevice().isDrbdPhysicalVolume()) {
final String drbdVG = getBlockDevice().getDrbdBlockDevice().getVgOnPhysicalVolume();
if (drbdVG != null && !"".equals(drbdVG)) {
s = s + " VG:" + drbdVG;
} else {
s += " PV";
}
}
return new ColorText(s, Color.BLUE, Color.BLACK);
} else if (vg != null && !"".equals(vg)) {
if (isLVM()) {
return new ColorText("LV in " + vg, Color.BLUE, Color.GREEN);
} else {
return new ColorText(getName(), Color.BLUE, Color.GREEN);
}
} else if (getBlockDevice().isPhysicalVolume()) {
return PHYSICAL_VOLUME_COLOR_TEXT;
}
return null;
}
/** Returns whether this device is connected via drbd. */
public boolean isConnected(final Application.RunMode runMode) {
final DRBDtestData dtd = getDRBDtestData();
if (dtd != null && Application.isTest(runMode)) {
return isConnectedTest(dtd) && !isWFConnection(runMode);
} else {
return getBlockDevice().isConnected();
}
}
/** Returns whether this device is connected or wait-for-c via drbd. */
public boolean isConnectedOrWF(final Application.RunMode runMode) {
final DRBDtestData dtd = getDRBDtestData();
if (dtd != null && Application.isTest(runMode)) {
return isConnectedTest(dtd);
} else {
return getBlockDevice().isConnectedOrWF();
}
}
/** Returns whether this device is in wait-for-connection state. */
public boolean isWFConnection(final Application.RunMode runMode) {
final DRBDtestData dtd = getDRBDtestData();
if (dtd != null && Application.isTest(runMode)) {
return isConnectedOrWF(runMode) && isConnectedTest(dtd) && !getOtherBlockDevInfo().isConnectedTest(dtd);
} else {
return getBlockDevice().isWFConnection();
}
}
/** Returns whether this device will be disconnected. */
boolean isConnectedTest(final DRBDtestData dtd) {
return dtd.isConnected(getHost(), volumeInfo.getDrbdResourceInfo().getName())
|| (!dtd.isDisconnected(getHost(), volumeInfo.getDrbdResourceInfo().getName())
&& getBlockDevice().isConnectedOrWF());
}
public boolean isDiskless(final Application.RunMode runMode) {
final DRBDtestData dtd = getDRBDtestData();
final VolumeInfo dvi = volumeInfo;
if (dtd != null && dvi != null && Application.isTest(runMode)) {
return dtd.isDiskless(getHost(), volumeInfo.getDevice())
|| (!dtd.isAttached(getHost(), volumeInfo.getDevice()) && getBlockDevice().isDiskless());
} else {
return getBlockDevice().isDiskless();
}
}
DRBDtestData getDRBDtestData() {
final ClusterBrowser b = getBrowser().getClusterBrowser();
if (b == null) {
return null;
}
return b.getDRBDtestData();
}
void setDRBDtestData(final DRBDtestData drbdtestData) {
final ClusterBrowser b = getBrowser().getClusterBrowser();
if (b == null) {
return;
}
b.setDRBDtestData(drbdtestData);
}
/** Compares ignoring case and using drbd device names if available. */
@Override
public int compareTo(final Info o) {
if (o == null) {
return -1;
}
if (o == this) {
return 0;
}
final String name;
int volume = 0;
final VolumeInfo dvi = getDrbdVolumeInfo();
if (getBlockDevice().isDrbd() && dvi != null) {
name = dvi.getDrbdResourceInfo().getName();
final String v = dvi.getName();
if (Tools.isNumber(v)) {
volume = Integer.parseInt(v);
}
} else {
name = getName();
}
final BlockDevInfo obdi = (BlockDevInfo) o;
final VolumeInfo odvi = obdi.getDrbdVolumeInfo();
final String oName;
int oVolume = 0;
if (obdi.getBlockDevice().isDrbd() && odvi != null) {
oName = odvi.getDrbdResourceInfo().getName();
final String v = odvi.getName();
if (Tools.isNumber(v)) {
oVolume = Integer.parseInt(v);
}
} else {
oName = o.getName();
}
/* drbds up */
if (getBlockDevice().isDrbd() && !obdi.getBlockDevice().isDrbd()) {
return -1;
}
if (!getBlockDevice().isDrbd() && obdi.getBlockDevice().isDrbd()) {
return 1;
}
/* cdroms, swap etc down */
final boolean unimportant = isUnimportant(name, getBlockDevice().getFsType(), getBlockDevice().getMountedOn());
final boolean oUnimportant = isUnimportant(oName,
obdi.getBlockDevice().getFsType(),
obdi.getBlockDevice().getMountedOn());
if (unimportant && !oUnimportant) {
return 1;
}
if (!unimportant && oUnimportant) {
return -1;
}
/* volume groups down */
if (getBlockDevice().isVolumeGroupOnPhysicalVolume()
&& !obdi.getBlockDevice().isVolumeGroupOnPhysicalVolume()) {
return 1;
}
if (!getBlockDevice().isVolumeGroupOnPhysicalVolume()
&& obdi.getBlockDevice().isVolumeGroupOnPhysicalVolume()) {
return -1;
}
final int ret = name.compareToIgnoreCase(oName);
if (ret == 0) {
return volume - oVolume;
}
return ret;
}
public void setParameters(final String resName) {
swingUtils.isSwingThread();
getBlockDevice().setNew(false);
final ClusterBrowser clusterBrowser = getBrowser().getClusterBrowser();
if (clusterBrowser == null) {
return;
}
final VolumeInfo dvi = volumeInfo;
if (dvi == null) {
return;
}
final DrbdXml dxml = clusterBrowser.getDrbdXml();
final String hostName = getHost().getName();
final DrbdGraph drbdGraph = getBrowser().getDrbdGraph();
Value value = null;
final String volumeNr = dvi.getName();
for (final String param : getParametersFromXML()) {
if (DRBD_MD_PARAM.equals(param)) {
final String metaDisk = dxml.getMetaDisk(hostName, resName, volumeNr);
if (value == null || !"internal".equals(value.getValueForConfig())) {
final BlockDevInfo mdI = drbdGraph.findBlockDevInfo(hostName, metaDisk);
if (mdI != null) {
getBlockDevice().setMetaDisk(mdI.getBlockDevice());
}
}
value = new StringValue(metaDisk);
} else if (DRBD_MD_INDEX_PARAM.equals(param)) {
value = new StringValue(dxml.getMetaDiskIndex(hostName, resName, volumeNr));
}
final Value defaultValue = getParamDefault(param);
if (value == null) {
value = defaultValue;
}
final Value oldValue = getParamSaved(param);
final Widget wi = getWidget(param, null);
if (!Tools.areEqual(value, oldValue)) {
getResource().setValue(param, value);
if (wi != null) {
wi.setValueAndWait(value);
}
}
}
}
/**
* Returns whether the specified parameter or any of the parameters
* have changed. If param is null, only param will be checked,
* otherwise all parameters will be checked.
*/
@Override
public Check checkResourceFields(final String param, final String[] params) {
return checkResourceFields(param, params, false, false, false);
}
/**
* Returns whether the specified parameter or any of the parameters
* have changed. If param is null, only param will be checked,
* otherwise all parameters will be checked.
*/
Check checkResourceFields(final String param,
final String[] params,
final boolean fromDrbdInfo,
final boolean fromDrbdResourceInfo,
final boolean fromDrbdVolumeInfo) {
final VolumeInfo dvi = getDrbdVolumeInfo();
if (dvi != null && !fromDrbdVolumeInfo && !fromDrbdResourceInfo && !fromDrbdInfo) {
dvi.setApplyButtons(null, dvi.getParametersFromXML());
}
final DrbdXml dxml = getBrowser().getClusterBrowser().getDrbdXml();
final List<String> incorrect = new ArrayList<String>();
if (dxml != null && dxml.isDrbdDisabled()) {
incorrect.add("drbd is disabled");
}
final Check check = new Check(incorrect, new ArrayList<String>());
check.addCheck(super.checkResourceFields(param, params));
return check;
}
/** Returns whether this block device is a volume group in LVM. */
public boolean isLVM() {
return getBlockDevice().getVolumeGroup() != null;
}
/** Returns how much is free space in a volume group. */
public Long getFreeInVolumeGroup() {
return getHost().getHostParser().getFreeInVolumeGroup(getBlockDevice().getVolumeGroup());
}
/** Returns true if this is the first volume in the resource. Returns true
* if this is not a DRBD resource. */
public boolean isFirstDrbdVolume() {
if (!getBlockDevice().isDrbd()) {
return true;
}
final Set<VolumeInfo> drbdVolumes = getDrbdVolumeInfo().getDrbdResourceInfo().getDrbdVolumes();
if (drbdVolumes == null || drbdVolumes.isEmpty()) {
return true;
}
return drbdVolumes.iterator().next() == getDrbdVolumeInfo();
}
/** Return whether two primaries are allowed. */
boolean allowTwoPrimaries() {
final ResourceInfo dri = volumeInfo.getDrbdResourceInfo();
return "yes".equals(dri.getParamSaved(ALLOW_TWO_PRIMARIES).getValueForConfig());
}
/**
* Proxy status for graph, null if there's no proxy configured for the
* resource.
*/
public String getProxyStateForGraph(final Application.RunMode runMode) {
final VolumeInfo dvi = volumeInfo;
if (dvi == null) {
return null;
}
final ResourceInfo dri = dvi.getDrbdResourceInfo();
final Host pHost = dri.getProxyHost(getHost(), !WIZARD);
if (dri.isProxy(getHost())) {
if (pHost == null) {
return "ERROR";
}
if (pHost.isConnected()) {
if (pHost.getHostParser().isDrbdProxyUp(dri.getName())) {
return PROXY_UP;
} else {
return PROXY_DOWN;
}
} else {
if (dvi.isConnected(runMode)) {
return PROXY_UP;
} else {
return pHost.getName();
}
}
}
return null;
}
/** Whether PV can be created on this BD. */
public boolean canCreatePV() {
return !isLVM() && !getBlockDevice().isPhysicalVolume() && !getBlockDevice().isDrbdPhysicalVolume();
}
/** Whether PV can be removed from this BD. */
boolean canRemovePV() {
final BlockDevice bd;
if (getBlockDevice().isDrbd()) {
if (!getBlockDevice().isPrimary()) {
return false;
}
bd = getBlockDevice().getDrbdBlockDevice();
if (bd == null) {
return false;
}
} else {
bd = getBlockDevice();
}
return bd.isPhysicalVolume() && !bd.isVolumeGroupOnPhysicalVolume();
}
/** Whether VG can be removed. */
boolean canRemoveVG() {
final BlockDevice bd;
if (getBlockDevice().isDrbd()) {
if (!getBlockDevice().isPrimary()) {
return false;
}
bd = getBlockDevice().getDrbdBlockDevice();
if (bd == null) {
return false;
}
} else {
bd = getBlockDevice();
}
if (!bd.isVolumeGroupOnPhysicalVolume()) {
return false;
}
final String vg = bd.getVgOnPhysicalVolume();
return getHost().getHostParser().getLogicalVolumesFromVolumeGroup(vg) == null;
}
}