mnl/VM-Operator
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages 4 Wiki Activity Actions

Refactor.

Browse source
This commit is contained in:
Michael Lipp 2023-08-06 23:01:50 +02:00
parent e8b10b32b0
commit fbc25d4db8
32 changed files with 1364 additions and 507 deletions
Download patch file Download diff file Expand all files Collapse all files

4
org.jdrupes.vmoperator.runner.qemu/logging.properties
View file

@ -19,8 +19,8 @@
handlers=java.util.logging.ConsoleHandler
#org.jgrapes.level=FINE
#org.jgrapes.core.handlerTracking.level=FINER
org.jgrapes.level=FINE
org.jgrapes.core.handlerTracking.level=FINER
org.jdrupes.vmoperator.runner.qemu.level=FINE

148
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/CdMediaController.java Normal file
View file

@ -0,0 +1,148 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpChangeMedium;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpOpenTray;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpRemoveMedium;
import org.jdrupes.vmoperator.runner.qemu.events.ConfigureQemu;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorResult;
import org.jdrupes.vmoperator.runner.qemu.events.RunnerStateChange.State;
import org.jdrupes.vmoperator.runner.qemu.events.TrayMovedEvent;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Component;
import org.jgrapes.core.annotation.Handler;
/**
* The Class CdMediaController.
*/
@SuppressWarnings("PMD.DataflowAnomalyAnalysis")
public class CdMediaController extends Component {
/**
* The Enum TrayState.
*/
public enum TrayState {
OPEN, CLOSED
}
private final Map<String, TrayState> trayState = new ConcurrentHashMap<>();
private final Map<String, String> current = new ConcurrentHashMap<>();
private final Map<String, String> pending = new ConcurrentHashMap<>();
/**
* Instantiates a new cdrom controller.
*
* @param componentChannel the component channel
* @param monitor the monitor
*/
@SuppressWarnings("PMD.AssignmentToNonFinalStatic")
public CdMediaController(Channel componentChannel) {
super(componentChannel);
}
/**
* On configure qemu.
*
* @param event the event
*/
@Handler
@SuppressWarnings({ "PMD.AvoidLiteralsInIfCondition",
"PMD.AvoidInstantiatingObjectsInLoops" })
public void onConfigureQemu(ConfigureQemu event) {
int cdCounter = 0;
var drives = event.configuration().vm.drives;
for (int i = 0; i < drives.length; i++) {
if (!"ide-cd".equals(drives[i].type)) {
continue;
}
var driveId = "cd" + cdCounter++;
var newFile = Optional.ofNullable(drives[i].file).orElse("");
if (event.state() == State.STARTING) {
current.put(driveId, newFile);
continue;
}
if (!Objects.equals(current.get(driveId), newFile)) {
pending.put(driveId, newFile);
if (trayState.computeIfAbsent(driveId,
k -> TrayState.CLOSED) == TrayState.CLOSED) {
fire(new MonitorCommand(new QmpOpenTray(driveId)));
continue;
}
changeMedium(driveId);
}
}
}
private void changeMedium(String driveId) {
current.put(driveId, pending.get(driveId));
if (pending.get(driveId).isEmpty()) {
fire(new MonitorCommand(new QmpRemoveMedium(driveId)));
} else {
fire(new MonitorCommand(
new QmpChangeMedium(driveId, pending.get(driveId))));
}
}
/**
* On monitor event.
*
* @param event the event
*/
@Handler
public void onTrayMovedEvent(TrayMovedEvent event) {
trayState.put(event.driveId(), event.state());
if (event.state() == TrayState.OPEN
&& pending.containsKey(event.driveId())) {
changeMedium(event.driveId());
}
}
/**
* On monitor result.
*
* @param result the result
*/
@Handler
public void onMonitorResult(MonitorResult result) {
if (result.executed() instanceof QmpOpenTray) {
// if (!result.executed().equals(changeMedium.get("execute").asText())
// && !result.executed()
// .equals(removeMedium.get("execute").asText())) {
// return;
// }
// String drive = result.arguments().get("id").asText();
// String newFile = pending.get(drive);
// if (newFile == null) {
// return;
// }
// if (result.successful()) {
// fire(new MonitorCommandCompleted(CHANGE_MEDIUM, drive, newFile));
// pending.remove(drive);
// }
}
}
}

104
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/CdromController.java
View file

@ -1,104 +0,0 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
import java.util.logging.Level;
import org.jdrupes.vmoperator.runner.qemu.events.ChangeMediumCommand;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommandCompleted;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Component;
import org.jgrapes.core.annotation.Handler;
// TODO: Auto-generated Javadoc
/**
* The Class CdromController.
*/
public class CdromController extends Component {
private static ObjectMapper mapper;
private static JsonNode openTray;
private static JsonNode removeMedium;
private static JsonNode changeMedium;
private final QemuMonitor monitor;
/**
* Instantiates a new cdrom controller.
*
* @param componentChannel the component channel
* @param monitor the monitor
*/
@SuppressWarnings("PMD.AssignmentToNonFinalStatic")
public CdromController(Channel componentChannel, QemuMonitor monitor) {
super(componentChannel);
if (mapper == null) {
mapper = new ObjectMapper();
try {
openTray = mapper.readValue("{ \"execute\": "
+ "\"blockdev-open-tray\",\"arguments\": {"
+ "\"id\": \"\" } }", JsonNode.class);
removeMedium = mapper.readValue("{ \"execute\": "
+ "\"blockdev-remove-medium\",\"arguments\": {"
+ "\"id\": \"\" } }", JsonNode.class);
changeMedium = mapper.readValue("{ \"execute\": "
+ "\"blockdev-change-medium\",\"arguments\": {"
+ "\"id\": \"\",\"filename\": \"\","
+ "\"format\": \"raw\",\"read-only-mode\": "
+ "\"read-only\" } }", JsonNode.class);
} catch (IOException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot initialize class: " + e.getMessage());
}
}
this.monitor = monitor;
}
/**
* On monitor command.
*
* @param event the event
*/
@Handler
@SuppressWarnings("PMD.AvoidDuplicateLiterals")
public void onChangeMediumCommand(ChangeMediumCommand event) {
if (event.command() != Command.CHANGE_MEDIUM) {
return;
}
if (event.file() == null || event.file().isEmpty()) {
var msg = openTray.deepCopy();
((ObjectNode) msg.get("arguments")).put("id", event.id());
monitor.sendToMonitor(msg);
msg = removeMedium.deepCopy();
((ObjectNode) msg.get("arguments")).put("id", event.id());
monitor.sendToMonitor(msg);
fire(new MonitorCommandCompleted(event.command(), null));
return;
}
var msg = changeMedium.deepCopy();
((ObjectNode) msg.get("arguments")).put("id", event.id());
((ObjectNode) msg.get("arguments")).put("filename", event.file());
monitor.sendToMonitor(msg);
fire(new MonitorCommandCompleted(event.command(), null));
}
}

2
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/Configuration.java
View file

@ -40,7 +40,7 @@ import org.jdrupes.vmoperator.util.FsdUtils;
* The configuration information from the configuration file.
*/
@SuppressWarnings("PMD.ExcessivePublicCount")
class Configuration implements Dto {
public class Configuration implements Dto {
@SuppressWarnings("PMD.FieldNamingConventions")
protected final Logger logger = Logger.getLogger(getClass().getName());

118
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/CpuController.java
View file

@ -18,19 +18,20 @@
package org.jdrupes.vmoperator.runner.qemu;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.logging.Level;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpAddCpu;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpDelCpu;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpQueryHotpluggableCpus;
import org.jdrupes.vmoperator.runner.qemu.events.ConfigureQemu;
import org.jdrupes.vmoperator.runner.qemu.events.CpuAdded;
import org.jdrupes.vmoperator.runner.qemu.events.CpuDeleted;
import org.jdrupes.vmoperator.runner.qemu.events.HotpluggableCpuResult;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.SET_CURRENT_CPUS;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommandCompleted;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorResult;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Component;
import org.jgrapes.core.annotation.Handler;
@ -41,11 +42,9 @@ import org.jgrapes.core.annotation.Handler;
@SuppressWarnings("PMD.DataflowAnomalyAnalysis")
public class CpuController extends Component {
private static ObjectMapper mapper;
private static JsonNode queryHotpluggableCpus;
private final QemuMonitor monitor;
private Integer currentCpus;
private Integer desiredCpus;
private ConfigureQemu suspendedConfigure;
/**
* Instantiates a new CPU controller.
@ -53,35 +52,27 @@ public class CpuController extends Component {
* @param componentChannel the component channel
* @param monitor the monitor
*/
@SuppressWarnings("PMD.AssignmentToNonFinalStatic")
public CpuController(Channel componentChannel, QemuMonitor monitor) {
public CpuController(Channel componentChannel) {
super(componentChannel);
if (mapper == null) {
mapper = new ObjectMapper();
try {
queryHotpluggableCpus = mapper.readValue(
"{\"execute\":\"query-hotpluggable-cpus\",\"arguments\":{}}",
JsonNode.class);
} catch (IOException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot initialize class: " + e.getMessage());
}
}
this.monitor = monitor;
}
/**
* On monitor command.
* On configure qemu.
*
* @param event the event
*/
@Handler
public void onMonitorCommand(MonitorCommand event) {
if (event.command() != SET_CURRENT_CPUS) {
public void onConfigureQemu(ConfigureQemu event) {
Optional.ofNullable(event.configuration().vm.currentCpus)
.ifPresent(cpus -> {
if (desiredCpus != null && desiredCpus.equals(cpus)) {
return;
}
desiredCpus = (Integer) event.arguments()[0];
monitor.sendToMonitor(queryHotpluggableCpus);
event.suspendHandling();
suspendedConfigure = event;
desiredCpus = cpus;
fire(new MonitorCommand(new QmpQueryHotpluggableCpus()));
});
}
/**
@ -90,17 +81,11 @@ public class CpuController extends Component {
* @param result the result
*/
@Handler
public void onMonitorResult(MonitorResult result) {
if (!result.executed()
.equals(queryHotpluggableCpus.get("execute").asText())
|| desiredCpus == null) {
return;
}
public void onHotpluggableCpuResult(HotpluggableCpuResult result) {
// Sort
List<ObjectNode> used = new ArrayList<>();
List<ObjectNode> unused = new ArrayList<>();
for (var itr = result.returned().iterator(); itr.hasNext();) {
for (var itr = result.values().iterator(); itr.hasNext();) {
ObjectNode cpu = (ObjectNode) itr.next();
if (cpu.has("qom-path")) {
used.add(cpu);
@ -108,15 +93,47 @@ public class CpuController extends Component {
unused.add(cpu);
}
}
currentCpus = used.size();
if (desiredCpus == null) {
return;
}
// Process
int diff = used.size() - desiredCpus;
diff = addCpus(used, unused, diff);
diff = deleteCpus(used, diff);
fire(new MonitorCommandCompleted(SET_CURRENT_CPUS, desiredCpus + diff));
desiredCpus = null;
deleteCpus(used, diff);
}
/**
* On cpu added.
*
* @param event the event
*/
@Handler
public void onCpuAdded(CpuAdded event) {
currentCpus += 1;
checkCpus();
}
/**
* On cpu deleted.
*
* @param event the event
*/
@Handler
public void onCpuDeleted(CpuDeleted event) {
currentCpus -= 1;
checkCpus();
}
private void checkCpus() {
if (suspendedConfigure != null && desiredCpus != null
&& currentCpus == desiredCpus.intValue()) {
suspendedConfigure.resumeHandling();
suspendedConfigure = null;
}
}
@SuppressWarnings("PMD.AvoidInstantiatingObjectsInLoops")
private int addCpus(List<ObjectNode> used, List<ObjectNode> unused,
int diff) {
Set<String> usedIds = new HashSet<>();
@ -129,24 +146,18 @@ public class CpuController extends Component {
}
int nextId = 1;
while (diff < 0 && !unused.isEmpty()) {
ObjectNode cmd = mapper.createObjectNode();
cmd.put("execute", "device_add");
ObjectNode args = mapper.createObjectNode();
cmd.set("arguments", args);
args.setAll((ObjectNode) (unused.get(0).get("props").deepCopy()));
args.set("driver", unused.get(0).get("type"));
String id;
do {
id = "cpu-" + nextId++;
} while (usedIds.contains(id));
args.put("id", id);
monitor.sendToMonitor(cmd);
fire(new MonitorCommand(new QmpAddCpu(unused.get(0), id)));
unused.remove(0);
diff += 1;
}
return diff;
}
@SuppressWarnings("PMD.AvoidInstantiatingObjectsInLoops")
private int deleteCpus(List<ObjectNode> used, int diff) {
while (diff > 0 && !used.isEmpty()) {
ObjectNode cpu = used.remove(0);
@ -155,12 +166,7 @@ public class CpuController extends Component {
continue;
}
String id = qomPath.substring(qomPath.lastIndexOf('/') + 1);
ObjectNode cmd = mapper.createObjectNode();
cmd.put("execute", "device_del");
ObjectNode args = mapper.createObjectNode();
cmd.set("arguments", args);
args.put("id", id);
monitor.sendToMonitor(cmd);
fire(new MonitorCommand(new QmpDelCpu(id)));
diff -= 1;
}
return diff;

99
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/QemuMonitor.java
View file

@ -19,7 +19,6 @@
package org.jdrupes.vmoperator.runner.qemu;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
@ -32,9 +31,11 @@ import java.time.Duration;
import java.util.LinkedList;
import java.util.Queue;
import java.util.logging.Level;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCapabilities;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpPowerdown;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.CONTINUE;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommandCompleted;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorEvent;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorReady;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorResult;
import org.jgrapes.core.Channel;
@ -54,7 +55,6 @@ import org.jgrapes.net.SocketIOChannel;
import org.jgrapes.net.events.ClientConnected;
import org.jgrapes.util.events.ConfigurationUpdate;
import org.jgrapes.util.events.FileChanged;
import org.jgrapes.util.events.FileChanged.Kind;
import org.jgrapes.util.events.WatchFile;
/**
@ -67,16 +67,13 @@ import org.jgrapes.util.events.WatchFile;
@SuppressWarnings("PMD.DataflowAnomalyAnalysis")
public class QemuMonitor extends Component {
private static ObjectMapper mapper;
private static JsonNode connect;
private static JsonNode cont;
private static JsonNode powerdown;
private static ObjectMapper mapper = new ObjectMapper();
@SuppressWarnings("PMD.UseConcurrentHashMap")
private Path socketPath;
private int powerdownTimeout;
private SocketIOChannel monitorChannel;
private final Queue<String> executing = new LinkedList<>();
private final Queue<QmpCommand> executing = new LinkedList<>();
private Stop suspendedStop;
private Timer powerdownTimer;
@ -89,23 +86,9 @@ public class QemuMonitor extends Component {
@SuppressWarnings("PMD.AssignmentToNonFinalStatic")
public QemuMonitor(Channel componentChannel) throws IOException {
super(componentChannel);
if (mapper == null) {
mapper = new ObjectMapper();
try {
connect = mapper.readValue("{ \"execute\": "
+ "\"qmp_capabilities\" }", JsonNode.class);
cont = mapper.readValue("{ \"execute\": "
+ "\"cont\" }", JsonNode.class);
powerdown = mapper.readValue("{ \"execute\": "
+ "\"system_powerdown\" }", JsonNode.class);
} catch (IOException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot initialize class: " + e.getMessage());
}
}
attach(new RamController(channel(), this));
attach(new CpuController(channel(), this));
attach(new CdromController(channel(), this));
attach(new RamController(channel()));
attach(new CpuController(channel()));
attach(new CdMediaController(channel()));
}
/**
@ -145,7 +128,8 @@ public class QemuMonitor extends Component {
*/
@Handler
public void onFileChanged(FileChanged event) {
if (event.change() == Kind.CREATED && event.path().equals(socketPath)) {
if (event.change() == FileChanged.Kind.CREATED
&& event.path().equals(socketPath)) {
// qemu running, open socket
fire(new OpenSocketConnection(
UnixDomainSocketAddress.of(socketPath))
@ -178,7 +162,7 @@ public class QemuMonitor extends Component {
throw new UndeclaredThrowableException(e);
}
}));
sendToMonitor(connect);
fire(new MonitorCommand(new QmpCapabilities()));
});
}
@ -195,32 +179,6 @@ public class QemuMonitor extends Component {
});
}
/* default */ void sendToMonitor(JsonNode message) {
String asText;
try {
asText = mapper.writeValueAsString(message);
} catch (JsonProcessingException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot serialize Json: " + e.getMessage());
return;
}
logger.fine(() -> "monitor(out): " + asText);
synchronized (executing) {
if (message.has("execute")) {
executing.add(message.get("execute").asText());
}
monitorChannel.associated(Writer.class).ifPresent(writer -> {
try {
writer.append(asText).append('\n').flush();
} catch (IOException e) {
// Cannot happen, but...
logger.log(Level.WARNING, e, () -> e.getMessage());
}
});
}
}
/**
* Handle data from qemu monitor connection.
*
@ -247,13 +205,16 @@ public class QemuMonitor extends Component {
return;
}
if (response.has("return") || response.has("error")) {
String executed = executing.poll();
QmpCommand executed = executing.poll();
logger.fine(
() -> String.format("(Previous \"monitor(in)\" is result "
+ "from executing %s)", executed));
fire(new MonitorResult(executed, response));
fire(MonitorResult.from(executed, response));
return;
}
if (response.has("event")) {
MonitorEvent.from(response).ifPresent(this::fire);
}
} catch (JsonProcessingException e) {
throw new IOException(e);
}
@ -286,12 +247,28 @@ public class QemuMonitor extends Component {
* @param event the event
*/
@Handler
public void onMonitorCommand(MonitorCommand event) {
if (event.command() != CONTINUE) {
public void onExecQmpCommand(MonitorCommand event) {
var command = event.command();
String asText;
try {
asText = mapper.writeValueAsString(command.toJson());
} catch (JsonProcessingException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot serialize Json: " + e.getMessage());
return;
}
sendToMonitor(cont);
fire(new MonitorCommandCompleted(event.command(), null));
logger.fine(() -> "monitor(out): " + asText);
synchronized (executing) {
monitorChannel.associated(Writer.class).ifPresent(writer -> {
try {
executing.add(command);
writer.append(asText).append('\n').flush();
} catch (IOException e) {
// Cannot happen, but...
logger.log(Level.WARNING, e, () -> e.getMessage());
}
});
}
}
/**
@ -305,7 +282,7 @@ public class QemuMonitor extends Component {
// We have a connection to Qemu, attempt ACPI shutdown.
event.suspendHandling();
suspendedStop = event;
sendToMonitor(powerdown);
fire(new MonitorCommand(new QmpPowerdown()));
// Schedule timer as fallback
powerdownTimer = Components.schedule(t -> {

45
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/RamController.java
View file

@ -18,27 +18,21 @@
package org.jdrupes.vmoperator.runner.qemu;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
import java.math.BigInteger;
import java.util.logging.Level;
import java.util.Optional;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpSetBalloon;
import org.jdrupes.vmoperator.runner.qemu.events.ConfigureQemu;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.SET_CURRENT_RAM;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommandCompleted;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Component;
import org.jgrapes.core.annotation.Handler;
/**
* The Class CpuController.
* The Class RamController.
*/
public class RamController extends Component {
private static ObjectMapper mapper;
private static JsonNode setBalloon;
private final QemuMonitor monitor;
private BigInteger currentRam;
/**
* Instantiates a new CPU controller.
@ -47,36 +41,25 @@ public class RamController extends Component {
* @param monitor the monitor
*/
@SuppressWarnings("PMD.AssignmentToNonFinalStatic")
public RamController(Channel componentChannel, QemuMonitor monitor) {
public RamController(Channel componentChannel) {
super(componentChannel);
if (mapper == null) {
mapper = new ObjectMapper();
try {
setBalloon = mapper.readValue("{ \"execute\": \"balloon\", "
+ "\"arguments\": " + "{ \"value\": 0 } }", JsonNode.class);
} catch (IOException e) {
logger.log(Level.SEVERE, e,
() -> "Cannot initialize class: " + e.getMessage());
}
}
this.monitor = monitor;
}
/**
* On monitor command.
* On configure qemu.
*
* @param event the event
*/
@Handler
public void onMonitorCommand(MonitorCommand event) {
if (event.command() != SET_CURRENT_RAM) {
public void onConfigureQemu(ConfigureQemu event) {
Optional.ofNullable(event.configuration().vm.currentRam)
.ifPresent(cr -> {
if (currentRam != null && currentRam.equals(cr)) {
return;
}
var msg = setBalloon.deepCopy();
((ObjectNode) msg.get("arguments")).put("value",
(BigInteger) event.arguments()[0]);
monitor.sendToMonitor(msg);
fire(new MonitorCommandCompleted(event.command(), null));
currentRam = cr;
fire(new MonitorCommand(new QmpSetBalloon(cr)));
});
}
}

108
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/Runner.java
View file

@ -41,7 +41,6 @@ import java.nio.file.Paths;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.logging.Level;
import java.util.logging.LogManager;
@ -51,14 +50,12 @@ import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.DefaultParser;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import org.jdrupes.vmoperator.runner.qemu.StateController.State;
import org.jdrupes.vmoperator.runner.qemu.events.ChangeMediumCommand;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCont;
import org.jdrupes.vmoperator.runner.qemu.events.ConfigureQemu;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.CONTINUE;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.SET_CURRENT_CPUS;
import static org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command.SET_CURRENT_RAM;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommandCompleted;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorReady;
import org.jdrupes.vmoperator.runner.qemu.events.RunnerStateChange;
import org.jdrupes.vmoperator.runner.qemu.events.RunnerStateChange.State;
import org.jdrupes.vmoperator.util.ExtendedObjectWrapper;
import org.jdrupes.vmoperator.util.FsdUtils;
import org.jgrapes.core.Component;
@ -120,8 +117,8 @@ import org.jgrapes.util.events.WatchFile;
* monitor --> configure: ClientConnected[for monitor]
* monitor -> error: ConnectError[for monitor]
*
* configure: entry/fire configuration commands
* configure --> success: last completed/fire cont command
* configure: entry/fire ConfigureQemu
* configure --> success: ConfigureQemu (last handler)/fire cont command
* }
*
* Initializing --> which: Started
@ -161,6 +158,7 @@ import org.jgrapes.util.events.WatchFile;
"PMD.DataflowAnomalyAnalysis" })
public class Runner extends Component {
/** The Constant APP_NAME. */
public static final String APP_NAME = "vmrunner";
private static final String TEMPLATE_DIR
= "/opt/" + APP_NAME + "/templates";
@ -174,20 +172,19 @@ public class Runner extends Component {
@SuppressWarnings("PMD.UseConcurrentHashMap")
private Configuration config = new Configuration();
private final freemarker.template.Configuration fmConfig;
private final StateController state;
private CommandDefinition swtpmDefinition;
private CommandDefinition qemuDefinition;
private final QemuMonitor qemuMonitor;
private State state = State.INITIALIZING;
/**
* Instantiates a new runner.
* @param cmdLine
*
* @param cmdLine the cmd line
* @throws IOException Signals that an I/O exception has occurred.
*/
@SuppressWarnings("PMD.SystemPrintln")
public Runner(CommandLine cmdLine) throws IOException {
state = new StateController(this);
yamlMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES,
false);
@ -237,7 +234,9 @@ public class Runner extends Component {
processInitialConfiguration(c);
return;
}
updateConfiguration(c);
logger.fine(() -> "Updating configuration");
var newConf = yamlMapper.convertValue(c, Configuration.class);
fire(new ConfigureQemu(newConf, state));
});
}
@ -334,51 +333,6 @@ public class Runner extends Component {
return yamlMapper.readValue(out.toString(), JsonNode.class);
}
@SuppressWarnings({ "PMD.AvoidLiteralsInIfCondition",
"PMD.AvoidInstantiatingObjectsInLoops" })
private void updateConfiguration(Map<String, Object> conf) {
logger.fine(() -> "Updating configuration");
var newConf = yamlMapper.convertValue(conf, Configuration.class);
Optional.ofNullable(newConf.vm.currentRam).ifPresent(cr -> {
if (config.vm.currentRam != null
&& config.vm.currentRam.equals(cr)) {
return;
}
synchronized (state) {
config.vm.currentRam = cr;
if (state.get() == State.RUNNING) {
fire(new MonitorCommand(SET_CURRENT_RAM, cr));
}
}
});
if (config.vm.currentCpus != newConf.vm.currentCpus) {
synchronized (state) {
config.vm.currentCpus = newConf.vm.currentCpus;
if (state.get() == State.RUNNING) {
fire(new MonitorCommand(SET_CURRENT_CPUS,
newConf.vm.currentCpus));
}
}
}
int cdCounter = 0;
for (int i = 0; i < Math.min(config.vm.drives.length,
newConf.vm.drives.length); i++) {
if (!"ide-cd".equals(config.vm.drives[i].type)) {
continue;
}
String curFile = config.vm.drives[i].file;
String newFile = newConf.vm.drives[i].file;
if (!Objects.equals(curFile, newFile)) {
config.vm.drives[i].file = newConf.vm.drives[i].file;
synchronized (state) {
fire(new ChangeMediumCommand("cd" + cdCounter, newFile));
}
}
cdCounter += 1;
}
}
/**
* Handle the start event.
*
@ -424,7 +378,8 @@ public class Runner extends Component {
*/
@Handler
public void onStarted(Started event) {
state.set(State.STARTING);
state = State.STARTING;
fire(new RunnerStateChange(state));
// Start first process
if (config.vm.useTpm && swtpmDefinition != null) {
startProcess(swtpmDefinition);
@ -507,33 +462,26 @@ public class Runner extends Component {
}
/**
* On qemu monitor started.
* On monitor ready.
*
* @param event the event
*/
@Handler
public void onMonitorReady(MonitorReady event) {
synchronized (state) {
Optional.ofNullable(config.vm.currentRam).ifPresent(ram -> {
fire(new MonitorCommand(SET_CURRENT_RAM, ram));
});
Optional.ofNullable(config.vm.currentCpus).ifPresent(cpus -> {
fire(new MonitorCommand(SET_CURRENT_CPUS, cpus));
});
}
fire(new ConfigureQemu(config, state));
}
/**
* On monitor command completed.
* On configure qemu.
*
* @param event the event
*/
@Handler
public void onMonitorCommandCompleted(MonitorCommandCompleted event) {
if (state.get() != State.RUNNING
&& event.command() == SET_CURRENT_CPUS) {
fire(new MonitorCommand(CONTINUE));
state.set(State.RUNNING);
@Handler(priority = -1000)
public void onConfigureQemu(ConfigureQemu event) {
if (state == State.STARTING) {
fire(new MonitorCommand(new QmpCont()));
state = State.RUNNING;
fire(new RunnerStateChange(state));
}
}
@ -547,15 +495,14 @@ public class Runner extends Component {
public void onProcessExited(ProcessExited event, ProcessChannel channel) {
channel.associated(CommandDefinition.class).ifPresent(procDef -> {
// No process(es) may exit during startup
if (state.get() == State.STARTING) {
if (state == State.STARTING) {
logger.severe(() -> "Process " + procDef.name
+ " has exited with value " + event.exitValue()
+ " during startup.");
fire(new Stop());
return;
}
if (procDef.equals(qemuDefinition)
&& state.get() == State.RUNNING) {
if (procDef.equals(qemuDefinition) && state == State.RUNNING) {
fire(new Stop());
}
logger.info(() -> "Process " + procDef.name
@ -570,11 +517,12 @@ public class Runner extends Component {
*/
@Handler(priority = 10_000)
public void onStop(Stop event) {
state.set(State.TERMINATING);
state = State.TERMINATING;
fire(new RunnerStateChange(state));
}
private void shutdown() {
if (state.get() != State.TERMINATING) {
if (state != State.TERMINATING) {
fire(new Stop());
}
try {

71
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpAddCpu.java Normal file
View file

@ -0,0 +1,71 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpAddCpu.
*/
public class QmpAddCpu extends QmpCommand {
private final JsonNode unused;
private final String cpuId;
/**
* Instantiates a new command.
*
* @param unused description of an unused cpu slot
* @param cpuId the cpu id
*/
public QmpAddCpu(JsonNode unused, String cpuId) {
super();
this.unused = unused.deepCopy();
this.cpuId = cpuId;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
ObjectNode cmd = mapper.createObjectNode();
cmd.put("execute", "device_add");
ObjectNode args = mapper.createObjectNode();
cmd.set("arguments", args);
args.setAll((ObjectNode) (unused.get("props")));
args.set("driver", unused.get("type"));
args.put("id", cpuId);
return cmd;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpAddCpu(" + unused.get("type") + ", " + cpuId + ")";
}
}

53
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpCapabilities.java Normal file
View file

@ -0,0 +1,53 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
/**
* The Class QmpCapabilities.
*/
public class QmpCapabilities extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"qmp_capabilities\" }");
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
return jsonTemplate.deepCopy();
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpCapabilities()";
}
}

71
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpChangeMedium.java Normal file
View file

@ -0,0 +1,71 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpChangeMedium.
*/
public class QmpChangeMedium extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"blockdev-change-medium\",\"arguments\": {"
+ "\"id\": \"\",\"filename\": \"\",\"format\": \"raw\","
+ "\"read-only-mode\": \"read-only\" } }");
private final String driveId;
private final String file;
/**
* Instantiates a new sets the current ram.
*
* @param driveId the drive id
*/
public QmpChangeMedium(String driveId, String file) {
this.driveId = driveId;
this.file = file;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("id", driveId);
((ObjectNode) cmd.get("arguments")).put("filename", file);
return cmd;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpRemoveMedium(" + driveId + ")";
}
}

58
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpCommand.java Normal file
View file

@ -0,0 +1,58 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* The Class QmpCommand.
*/
public abstract class QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
protected static final ObjectMapper mapper = new ObjectMapper();
/**
* Parses the json.
*
* @param json the json
* @return the json node
*/
protected static JsonNode parseJson(String json) {
try {
return mapper.readValue(json, JsonNode.class);
} catch (IOException e) {
Logger.getLogger(QmpCommand.class.getName()).log(Level.SEVERE, e,
() -> "Cannot initialize class: " + e.getMessage());
return null;
}
}
/**
* To json.
*
* @return the json node
*/
public abstract JsonNode toJson();
}

53
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpCont.java Normal file
View file

@ -0,0 +1,53 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
/**
* The Class QmpCont.
*/
public class QmpCont extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"cont\" }");
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
return jsonTemplate.deepCopy();
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpCont()";
}
}

67
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpDelCpu.java Normal file
View file

@ -0,0 +1,67 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpDelCpu.
*/
public class QmpDelCpu extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"device_del\", "
+ "\"arguments\": " + "{ \"id\": 0 } }");
private final String cpuId;
/**
* Instantiates a new sets the current ram.
*
* @param size the size
*/
public QmpDelCpu(String cpuId) {
this.cpuId = cpuId;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("id", cpuId);
return cmd;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpDelCpu(" + cpuId + ")";
}
}

67
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpOpenTray.java Normal file
View file

@ -0,0 +1,67 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpOpenTray.
*/
public class QmpOpenTray extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"blockdev-open-tray\",\"arguments\": {"
+ "\"id\": \"\" } }");
private final String driveId;
/**
* Instantiates a new sets the current ram.
*
* @param driveId the drive id
*/
public QmpOpenTray(String driveId) {
this.driveId = driveId;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("id", driveId);
return cmd;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpOpenTray(" + driveId + ")";
}
}

48
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpPowerdown.java Normal file
View file

@ -0,0 +1,48 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
/**
* The Class QmpSetBalloon.
*/
public class QmpPowerdown extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"system_powerdown\" }");
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
return jsonTemplate.deepCopy();
}
@Override
public String toString() {
return "QmpPowerdown()";
}
}

54
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpQueryHotpluggableCpus.java Normal file
View file

@ -0,0 +1,54 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
// TODO: Auto-generated Javadoc
/**
* The Class QmpQueryHotpluggableCpus.
*/
public class QmpQueryHotpluggableCpus extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate = parseJson(
"{\"execute\":\"query-hotpluggable-cpus\",\"arguments\":{}}");
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
return jsonTemplate.deepCopy();
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpQueryHotpluggableCpus()";
}
}

67
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpRemoveMedium.java Normal file
View file

@ -0,0 +1,67 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpRemoveMedium.
*/
public class QmpRemoveMedium extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"blockdev-remove-medium\",\"arguments\": {"
+ "\"id\": \"\" } }");
private final String driveId;
/**
* Instantiates a new sets the current ram.
*
* @param driveId the drive id
*/
public QmpRemoveMedium(String driveId) {
this.driveId = driveId;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("id", driveId);
return cmd;
}
/**
* To string.
*
* @return the string
*/
@Override
public String toString() {
return "QmpRemoveMedium(" + driveId + ")";
}
}

61
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpSetBalloon.java Normal file
View file

@ -0,0 +1,61 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.math.BigInteger;
/**
* The Class QmpSetBalloon.
*/
public class QmpSetBalloon extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate
= parseJson("{ \"execute\": \"balloon\", "
+ "\"arguments\": " + "{ \"value\": 0 } }");
private final BigInteger size;
/**
* Instantiates a new sets the current ram.
*/
public QmpSetBalloon(BigInteger size) {
this.size = size;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("value", size);
return cmd;
}
@Override
public String toString() {
return "QmpSetBalloon(" + size + ")";
}
}

59
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/QmpSetCurrentCpus.java Normal file
View file

@ -0,0 +1,59 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.commands;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* The Class QmpSetBalloon.
*/
public class QmpSetCurrentCpus extends QmpCommand {
@SuppressWarnings({ "PMD.FieldNamingConventions",
"PMD.VariableNamingConventions" })
private static final JsonNode jsonTemplate = parseJson(
"{\"execute\":\"query-hotpluggable-cpus\",\"arguments\":{}}");
private final int cpus;
/**
* Instantiates a new sets the current ram.
*/
public QmpSetCurrentCpus(int cpus) {
this.cpus = cpus;
}
/**
* To Json.
*
* @return the json node
*/
@Override
public JsonNode toJson() {
var cmd = jsonTemplate.deepCopy();
((ObjectNode) cmd.get("arguments")).put("value", cpus);
return cmd;
}
@Override
public String toString() {
return "QmpSetCurrentCpus(" + cpus + ")";
}
}

1
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/commands/package-info.java Normal file
View file

@ -0,0 +1 @@
package org.jdrupes.vmoperator.runner.qemu.commands;

63
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/ConfigureQemu.java Normal file
View file

@ -0,0 +1,63 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.events;
import org.jdrupes.vmoperator.runner.qemu.Configuration;
import org.jdrupes.vmoperator.runner.qemu.events.RunnerStateChange.State;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Event;
/**
* The Class ConfigureQemu.
*/
public class ConfigureQemu extends Event<Void> {
private final Configuration configuration;
private final State state;
/**
* Instantiates a new configure qemu.
*
* @param channels the channels
*/
public ConfigureQemu(Configuration configuration, State state,
Channel... channels) {
super(channels);
this.state = state;
this.configuration = configuration;
}
/**
* Returns the configuration.
*
* @return the configuration
*/
public Configuration configuration() {
return configuration;
}
/**
* Returns the runner's state.
*
* @return the state
*/
public State state() {
return state;
}
}

33
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/ChangeMediumCommand.java → org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/CpuAdded.java
View file

@ -18,37 +18,22 @@
package org.jdrupes.vmoperator.runner.qemu.events;
/**
* The Class ChangeMediumCommand.
*/
public class ChangeMediumCommand extends MonitorCommand {
import com.fasterxml.jackson.databind.JsonNode;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
/**
* Instantiates a new change medium command.
*
* @param id the id
* @param file the file path
* The Class CpuAdded.
*/
public ChangeMediumCommand(String id, String file) {
super(Command.CHANGE_MEDIUM, id, file);
}
public class CpuAdded extends MonitorResult {
/**
* Gets the id.
* Instantiates a new cpu added.
*
* @return the id
* @param command the command
* @param response the response
*/
@SuppressWarnings("PMD.ShortMethodName")
public String id() {
return (String) arguments()[0];
public CpuAdded(QmpCommand command, JsonNode response) {
super(command, response);
}
/**
* Gets the file.
*
* @return the file
*/
public String file() {
return (String) arguments()[1];
}
}

39
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/CpuDeleted.java Normal file
View file

@ -0,0 +1,39 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.events;
import com.fasterxml.jackson.databind.JsonNode;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
/**
* The Class CpuDeleted.
*/
public class CpuDeleted extends MonitorResult {
/**
* Instantiates a new cpu deleted.
*
* @param command the command
* @param response the response
*/
public CpuDeleted(QmpCommand command, JsonNode response) {
super(command, response);
}
}

39
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/HotpluggableCpuResult.java Normal file
View file

@ -0,0 +1,39 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.events;
import com.fasterxml.jackson.databind.JsonNode;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
/**
* The Class HotpluggableCpuResult.
*/
public class HotpluggableCpuResult extends MonitorResult {
/**
* Instantiates a new hotpluggable cpu result.
*
* @param command the command
* @param response the response
*/
public HotpluggableCpuResult(QmpCommand command, JsonNode response) {
super(command, response);
}
}

30
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/MonitorCommand.java
View file

@ -18,7 +18,7 @@
package org.jdrupes.vmoperator.runner.qemu.events;
import java.util.Arrays;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Components;
import org.jgrapes.core.Event;
@ -28,26 +28,15 @@ import org.jgrapes.core.Event;
*/
public class MonitorCommand extends Event<Void> {
/**
* The available commands.
*/
public enum Command {
CONTINUE, SET_CURRENT_CPUS, SET_CURRENT_RAM, CHANGE_MEDIUM
}
private final Command command;
private final Object[] arguments;
private final QmpCommand command;
/**
* Instantiates a new monitor command.
* Instantiates a new exec qmp command.
*
* @param command the command
* @param arguments the arguments
*/
public MonitorCommand(Command command, Object... arguments) {
super();
public MonitorCommand(QmpCommand command) {
this.command = command;
this.arguments = Arrays.copyOf(arguments, arguments.length);
}
/**
@ -55,19 +44,10 @@ public class MonitorCommand extends Event<Void> {
*
* @return the command
*/
public Command command() {
public QmpCommand command() {
return command;
}
/**
* Gets the arguments.
*
* @return the arguments
*/
public Object[] arguments() {
return Arrays.copyOf(arguments, arguments.length);
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();

76
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/MonitorCommandCompleted.java
View file

@ -1,76 +0,0 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.events;
import org.jdrupes.vmoperator.runner.qemu.events.MonitorCommand.Command;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Components;
import org.jgrapes.core.Event;
/**
* Signals the completion of a monitor command.
*/
public class MonitorCommandCompleted extends Event<Void> {
private final Command command;
private final Object result;
/**
* Instantiates a new monitor command.
*
* @param command the command
* @param result the result
*/
public MonitorCommandCompleted(Command command, Object result) {
super();
this.command = command;
this.result = result;
}
/**
* Gets the command.
*
* @return the command
*/
public Command command() {
return command;
}
/**
* Gets the result.
*
* @return the arguments
*/
public Object result() {
return result;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append(Components.objectName(this))
.append(" [").append(command);
if (channels() != null) {
builder.append(", channels=");
builder.append(Channel.toString(channels()));
}
builder.append(']');
return builder.toString();
}
}

43
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/MonitorEvent.java
View file

@ -18,9 +18,10 @@
package org.jdrupes.vmoperator.runner.qemu.events;
import com.fasterxml.jackson.databind.JsonNode;
import java.util.Optional;
import org.jgrapes.core.Event;
// TODO: Auto-generated Javadoc
/**
* Signals the reception of an event from the monitor.
*/
@ -30,18 +31,45 @@ public class MonitorEvent extends Event<Void> {
* The kind of monitor event.
*/
public enum Kind {
READY
READY, DEVICE_TRAY_MOVED
}
private final Kind kind;
private final JsonNode data;
/**
* Create event from response.
*
* @param response the response
* @return the optional
*/
@SuppressWarnings("PMD.TooFewBranchesForASwitchStatement")
public static Optional<MonitorEvent> from(JsonNode response) {
try {
var kind
= MonitorEvent.Kind.valueOf(response.get("event").asText());
switch (kind) {
case DEVICE_TRAY_MOVED:
return Optional
.of(new TrayMovedEvent(kind, response.get("data")));
default:
return Optional
.of(new MonitorEvent(kind, response.get("data")));
}
} catch (IllegalArgumentException e) {
return Optional.empty();
}
}
/**
* Instantiates a new monitor event.
*
* @param kind the kind
* @param data the data
*/
public MonitorEvent(Kind kind) {
protected MonitorEvent(Kind kind, JsonNode data) {
this.kind = kind;
this.data = data;
}
/**
@ -52,4 +80,13 @@ public class MonitorEvent extends Event<Void> {
public Kind kind() {
return kind;
}
/**
* Returns the data associated with the event.
*
* @return the object[]
*/
public JsonNode data() {
return data;
}
}

2
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/MonitorReady.java
View file

@ -28,7 +28,7 @@ public class MonitorReady extends MonitorEvent {
* Instantiates a new monitor ready.
*/
public MonitorReady() {
super(Kind.READY);
super(Kind.READY, null);
}
}

80
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/MonitorResult.java
View file

@ -19,6 +19,12 @@
package org.jdrupes.vmoperator.runner.qemu.events;
import com.fasterxml.jackson.databind.JsonNode;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpAddCpu;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpCommand;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpDelCpu;
import org.jdrupes.vmoperator.runner.qemu.commands.QmpQueryHotpluggableCpus;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Components;
import org.jgrapes.core.Event;
/**
@ -26,33 +32,83 @@ import org.jgrapes.core.Event;
*/
public class MonitorResult extends Event<Void> {
private final String executed;
private final JsonNode returned;
private final QmpCommand executed;
private final JsonNode response;
/**
* Create event from data.
*
* @param command the command
* @param response the response
* @return the monitor result
*/
public static MonitorResult from(QmpCommand command, JsonNode response) {
if (command instanceof QmpQueryHotpluggableCpus) {
return new HotpluggableCpuResult(command, response);
}
if (command instanceof QmpAddCpu) {
return new CpuAdded(command, response);
}
if (command instanceof QmpDelCpu) {
return new CpuDeleted(command, response);
}
return new MonitorResult(command, response);
}
/**
* Instantiates a new monitor result.
*
* @param executed the command executed
* @param executed the executed
* @param response the response
*/
public MonitorResult(String executed, JsonNode response) {
this.executed = executed;
this.returned = response.get("return");
protected MonitorResult(QmpCommand command, JsonNode response) {
this.executed = command;
this.response = response;
}
/**
* Return the executed command.
* Returns the executed executed.
*
* @return the string
* @return the executed
*/
public String executed() {
public QmpCommand executed() {
return executed;
}
/**
* Return the values returned.
* Returns true if executed has been executed successfully.
*
* @return true, if successful
*/
public JsonNode returned() {
return returned;
public boolean successful() {
return response.has("return");
}
/**
* Returns the values that come with the response.
*
* @return the json node
*/
public JsonNode values() {
if (response.has("return")) {
return response.get("return");
}
if (response.has("error")) {
return response.get("error");
}
return null;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append(Components.objectName(this))
.append(" [").append(executed).append(", ").append(successful());
if (channels() != null) {
builder.append(", channels=");
builder.append(Channel.toString(channels()));
}
builder.append(']');
return builder.toString();
}
}

40
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/StateController.java → org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/RunnerStateChange.java
View file

@ -16,53 +16,41 @@
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu;
package org.jdrupes.vmoperator.runner.qemu.events;
import org.jgrapes.core.Channel;
import org.jgrapes.core.Event;
/**
* The context.
* The Class RunnerStateChange.
*/
/* default */ class StateController {
private final Runner runner;
public class RunnerStateChange extends Event<Void> {
/**
* The state.
*/
enum State {
public enum State {
INITIALIZING, STARTING, RUNNING, TERMINATING
}
private State state = State.INITIALIZING;
private final State state;
/**
* Instantiates a new state controller.
* Instantiates a new runner state change.
*
* @param runner the runner
* @param channels the channels
*/
public StateController(Runner runner) {
this.runner = runner;
}
/**
* Sets the state.
*
* @param state the new state
*/
public void set(State state) {
public RunnerStateChange(State state, Channel... channels) {
super(channels);
this.state = state;
}
/**
* Returns the state.
* Returns the new state.
*
* @return the state
*/
public State get() {
public State state() {
return state;
}
@Override
public String toString() {
return "StateController [state=" + state + "]";
}
}

58
org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/events/TrayMovedEvent.java Normal file
View file

@ -0,0 +1,58 @@
/*
* VM-Operator
* Copyright (C) 2023 Michael N. Lipp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.jdrupes.vmoperator.runner.qemu.events;
import com.fasterxml.jackson.databind.JsonNode;
import org.jdrupes.vmoperator.runner.qemu.CdMediaController.TrayState;
/**
* The Class TrayMovedEvent.
*/
public class TrayMovedEvent extends MonitorEvent {
/**
* Instantiates a new tray moved.
*
* @param kind the kind
* @param data the data
*/
public TrayMovedEvent(Kind kind, JsonNode data) {
super(kind, data);
}
/**
* returns the drive id.
*
* @return the string
*/
public String driveId() {
return data().get("id").asText();
}
/**
* Returns the tray state.
*
* @return the tray state
*/
public TrayState state() {
return data().get("tray-open").asBoolean()
? TrayState.OPEN
: TrayState.CLOSED;
}
}