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Base classes for Brooklyn software process entities
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.brooklyn.entity.software.base;
import static org.apache.brooklyn.util.JavaGroovyEquivalents.elvis;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Callable;
import java.util.concurrent.TimeUnit;
import org.apache.cxf.interceptor.Fault;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;
import org.apache.brooklyn.api.entity.EntityLocal;
import org.apache.brooklyn.api.mgmt.Task;
import org.apache.brooklyn.api.sensor.AttributeSensor;
import org.apache.brooklyn.core.entity.BrooklynConfigKeys;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.mgmt.BrooklynTaskTags;
import org.apache.brooklyn.core.sensor.Sensors;
import org.apache.brooklyn.entity.software.base.lifecycle.NativeWindowsScriptRunner;
import org.apache.brooklyn.entity.software.base.lifecycle.WinRmExecuteHelper;
import org.apache.brooklyn.location.winrm.WinRmMachineLocation;
import org.apache.brooklyn.util.core.internal.winrm.WinRmTool;
import org.apache.brooklyn.util.core.internal.winrm.WinRmToolResponse;
import org.apache.brooklyn.util.core.task.Tasks;
import org.apache.brooklyn.util.exceptions.Exceptions;
import org.apache.brooklyn.util.exceptions.ReferenceWithError;
import org.apache.brooklyn.util.repeat.Repeater;
import org.apache.brooklyn.util.stream.Streams;
import org.apache.brooklyn.util.text.Strings;
import org.apache.brooklyn.util.time.Duration;
import javax.xml.ws.WebServiceException;
public abstract class AbstractSoftwareProcessWinRmDriver extends AbstractSoftwareProcessDriver implements NativeWindowsScriptRunner {
private static final Logger LOG = LoggerFactory.getLogger(AbstractSoftwareProcessWinRmDriver.class);
AttributeSensor WINDOWS_USERNAME = Sensors.newStringSensor("windows.username",
"Default Windows username to be used when connecting to the Entity's VM");
AttributeSensor WINDOWS_PASSWORD = Sensors.newStringSensor("windows.password",
"Default Windows password to be used when connecting to the Entity's VM");
public AbstractSoftwareProcessWinRmDriver(EntityLocal entity, WinRmMachineLocation location) {
super(entity, location);
entity.sensors().set(WINDOWS_USERNAME, location.config().get(WinRmMachineLocation.USER));
entity.sensors().set(WINDOWS_PASSWORD, location.config().get(WinRmMachineLocation.PASSWORD));
}
/** @see #newScript(Map, String) */
protected WinRmExecuteHelper newScript(String phase) {
return newScript(Maps.newLinkedHashMap(), phase);
}
protected WinRmExecuteHelper newScript(Map flags, String phase) {
if (!Entities.isManaged(getEntity()))
throw new IllegalStateException(getEntity() + " is no longer managed; cannot create script to run here (" + phase + ")");
WinRmExecuteHelper s = new WinRmExecuteHelper(this, phase + " " + elvis(entity, this));
return s;
}
@Override
public void runPreInstallCommand() {
if (Strings.isNonBlank(getEntity().getConfig(BrooklynConfigKeys.PRE_INSTALL_COMMAND)) || Strings.isNonBlank(getEntity().getConfig(VanillaWindowsProcess.PRE_INSTALL_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.PRE_INSTALL_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.PRE_INSTALL_POWERSHELL_COMMAND),
"pre-install-command");
}
if (entity.getConfig(VanillaWindowsProcess.PRE_INSTALL_REBOOT_REQUIRED)) {
rebootAndWait();
}
}
@Override
public void setup() {
// Default to no-op
}
@Override
public void runPostInstallCommand() {
if (Strings.isNonBlank(entity.getConfig(BrooklynConfigKeys.POST_INSTALL_COMMAND)) || Strings.isNonBlank(getEntity().getConfig(VanillaWindowsProcess.POST_INSTALL_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.POST_INSTALL_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.POST_INSTALL_POWERSHELL_COMMAND),
"post-install-command");
}
}
@Override
public void runPreCustomizeCommand() {
if (Strings.isNonBlank(getEntity().getConfig(BrooklynConfigKeys.PRE_CUSTOMIZE_COMMAND)) || Strings.isNonBlank(getEntity().getConfig(VanillaWindowsProcess.PRE_CUSTOMIZE_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.PRE_CUSTOMIZE_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.PRE_CUSTOMIZE_POWERSHELL_COMMAND),
"pre-customize-command");
}
}
@Override
public void runPostCustomizeCommand() {
if (Strings.isNonBlank(entity.getConfig(BrooklynConfigKeys.POST_CUSTOMIZE_COMMAND)) || Strings.isNonBlank(getEntity().getConfig(VanillaWindowsProcess.POST_CUSTOMIZE_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.POST_CUSTOMIZE_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.POST_CUSTOMIZE_POWERSHELL_COMMAND),
"post-customize-command");
}
}
@Override
public void runPreLaunchCommand() {
if (Strings.isNonBlank(entity.getConfig(BrooklynConfigKeys.PRE_LAUNCH_COMMAND)) || Strings.isNonBlank(entity.getConfig(VanillaWindowsProcess.PRE_LAUNCH_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.PRE_LAUNCH_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.PRE_LAUNCH_POWERSHELL_COMMAND),
"pre-launch-command");
}
}
@Override
public void runPostLaunchCommand() {
if (Strings.isNonBlank(entity.getConfig(BrooklynConfigKeys.POST_LAUNCH_COMMAND)) || Strings.isNonBlank(entity.getConfig(VanillaWindowsProcess.POST_LAUNCH_POWERSHELL_COMMAND))) {
executeCommandInTask(
getEntity().getConfig(BrooklynConfigKeys.POST_LAUNCH_COMMAND),
getEntity().getConfig(VanillaWindowsProcess.POST_LAUNCH_POWERSHELL_COMMAND),
"post-launch-command");
}
}
@Override
public WinRmMachineLocation getLocation() {
return (WinRmMachineLocation)super.getLocation();
}
public WinRmMachineLocation getMachine() {
return getLocation();
}
protected int executeCommandInTask(String command, String psCommand, String phase) {
return executeCommandInTask(command, psCommand, phase, null);
}
protected int executeCommandInTask(String command, String psCommand, String phase, String ntDomain) {
return newScript(phase)
.setNtDomain(ntDomain)
.setCommand(command)
.setPsCommand(psCommand)
.failOnNonZeroResultCode()
.gatherOutput()
.execute();
}
@Override
public int executeNativeCommand(Map flags, String command, String phase) {
return executeNativeOrPsCommand(flags, command, null, phase, true);
}
@Override
public int executePsCommand(Map flags, String command, String phase) {
return executeNativeOrPsCommand(flags, null, command, phase, true);
}
/**
* @deprecated since 0.5.0; instead rely on {@link org.apache.brooklyn.api.entity.drivers.downloads.DownloadResolverManager} to inc
*
*
* {@code
* DownloadResolver resolver = Entities.newDownloader(this);
* List urls = resolver.getTargets();
* }
*
*/
@Deprecated
protected String getEntityVersionLabel() {
return getEntityVersionLabel("_");
}
/**
* @deprecated since 0.5.0; instead rely on {@link org.apache.brooklyn.api.entity.drivers.downloads.DownloadResolverManager} to inc
*/
@Deprecated
protected String getEntityVersionLabel(String separator) {
return elvis(entity.getEntityType().getSimpleName(),
entity.getClass().getName())+(getVersion() != null ? separator+getVersion() : "");
}
@Override
public String getRunDir() {
// TODO: This needs to be tidied, and read from the appropriate flags (if set)
return "$HOME\\brooklyn-managed-processes\\apps\\" + entity.getApplicationId() + "\\entities\\" + getEntityVersionLabel()+"_"+entity.getId();
}
@Override
public String getInstallDir() {
// TODO: This needs to be tidied, and read from the appropriate flags (if set)
return "$HOME\\brooklyn-managed-processes\\installs\\" + entity.getApplicationId() + "\\" + getEntityVersionLabel()+"_"+entity.getId();
}
@Override
public int copyResource(Map sshFlags, String source, String target, boolean createParentDir) {
if (createParentDir) {
createDirectory(getDirectory(target), "Creating resource directory");
}
InputStream stream = null;
try {
Tasks.setBlockingDetails("retrieving resource "+source+" for copying across");
stream = resource.getResourceFromUrl(source);
Tasks.setBlockingDetails("copying resource "+source+" to server");
return copyTo(stream, target);
} catch (Exception e) {
throw Exceptions.propagate(e);
} finally {
Tasks.setBlockingDetails(null);
if (stream != null) Streams.closeQuietly(stream);
}
}
@Override
public int copyResource(Map sshFlags, InputStream source, String target, boolean createParentDir) {
if (createParentDir) {
createDirectory(getDirectory(target), "Creating resource directory");
}
return copyTo(source, target);
}
@Override
protected void createDirectory(String directoryName, String summaryForLogging) {
getLocation().executePsScript("New-Item -path \"" + directoryName + "\" -type directory -ErrorAction SilentlyContinue");
}
@Override
public Integer executeNativeOrPsCommand(Map flags, String regularCommand, String powerShellCommand, String phase, Boolean allowNoOp) {
if (Strings.isBlank(regularCommand) && Strings.isBlank(powerShellCommand)) {
if (allowNoOp) {
return new WinRmToolResponse("", "", 0).getStatusCode();
} else {
throw new IllegalStateException(String.format("Exactly one of cmd or psCmd must be set for %s of %s", phase, entity));
}
} else if (!Strings.isBlank(regularCommand) && !Strings.isBlank(powerShellCommand)) {
throw new IllegalStateException(String.format("%s and %s cannot both be set for %s of %s", regularCommand, powerShellCommand, phase, entity));
}
ByteArrayOutputStream stdIn = new ByteArrayOutputStream();
ByteArrayOutputStream stdOut = flags.get("out") != null ? (ByteArrayOutputStream)flags.get("out") : new ByteArrayOutputStream();
ByteArrayOutputStream stdErr = flags.get("err") != null ? (ByteArrayOutputStream)flags.get("err") : new ByteArrayOutputStream();
Task currentTask = Tasks.current();
if (currentTask != null) {
if (BrooklynTaskTags.stream(Tasks.current(), BrooklynTaskTags.STREAM_STDIN)==null) {
writeToStream(stdIn, Strings.isBlank(regularCommand) ? powerShellCommand : regularCommand);
Tasks.addTagDynamically(BrooklynTaskTags.tagForStreamSoft(BrooklynTaskTags.STREAM_STDIN, stdIn));
}
if (BrooklynTaskTags.stream(currentTask, BrooklynTaskTags.STREAM_STDOUT)==null) {
Tasks.addTagDynamically(BrooklynTaskTags.tagForStreamSoft(BrooklynTaskTags.STREAM_STDOUT, stdOut));
flags.put("out", stdOut);
Tasks.addTagDynamically(BrooklynTaskTags.tagForStreamSoft(BrooklynTaskTags.STREAM_STDERR, stdErr));
flags.put("err", stdErr);
}
}
WinRmToolResponse response;
ImmutableMap.Builder winrmProps = ImmutableMap.builder();
if (flags.get(WinRmTool.COMPUTER_NAME) != null) {
winrmProps.put(WinRmTool.COMPUTER_NAME, flags.get(WinRmTool.COMPUTER_NAME));
}
if (Strings.isBlank(regularCommand)) {
response = getLocation().executePsScript(winrmProps.build(), ImmutableList.of(powerShellCommand));
} else {
response = getLocation().executeCommand(winrmProps.build(), ImmutableList.of(regularCommand));
}
if (currentTask != null) {
writeToStream(stdOut, response.getStdOut());
writeToStream(stdErr, response.getStdErr());
}
return response.getStatusCode();
}
private void writeToStream(ByteArrayOutputStream stream, String string) {
try {
stream.write(string.getBytes());
} catch (IOException e) {
LOG.warn("Problem populating one of the std streams for task of entity " + getEntity(), e);
}
}
public int execute(List script) {
return getLocation().executeCommand(script).getStatusCode();
}
public int executePsScriptNoRetry(List psScript) {
return getLocation().executePsScript(ImmutableMap.of(WinRmTool.PROP_EXEC_TRIES, 1), psScript).getStatusCode();
}
public int executePsScript(List psScript) {
return getLocation().executePsScript(psScript).getStatusCode();
}
public int copyTo(File source, String destination) {
return getLocation().copyTo(source, destination);
}
public int copyTo(InputStream source, String destination) {
return getLocation().copyTo(source, destination);
}
public void rebootAndWait() {
rebootAndWait(null);
}
public void rebootAndWait(String hostname) {
try {
if (hostname != null) {
getLocation().executePsScript(ImmutableMap.of(WinRmTool.COMPUTER_NAME, hostname), ImmutableList.of("Restart-Computer -Force"));
} else {
getLocation().executePsScript(ImmutableList.of("Restart-Computer -Force"));
}
} catch (Exception e) {
Throwable interestingCause = findExceptionCausedByWindowsRestart(e);
if (interestingCause != null) {
LOG.debug("Restarting... exception while closing winrm session from the restart command {}", getEntity(), e);
} else {
throw e;
}
}
waitForWinRmStatus(false, entity.getConfig(VanillaWindowsProcess.REBOOT_BEGUN_TIMEOUT));
waitForWinRmStatus(true, entity.getConfig(VanillaWindowsProcess.REBOOT_COMPLETED_TIMEOUT)).getWithError();
}
/**
* If machine is restarting, then will get WinRM IOExceptions
*/
protected Throwable findExceptionCausedByWindowsRestart(Exception e) {
return Exceptions.getFirstThrowableOfType(e, WebServiceException.class) != null ?
Exceptions.getFirstThrowableOfType(e, WebServiceException.class/*Wraps Soap exceptions*/) : Exceptions.getFirstThrowableOfType(e, Fault.class/*Wraps IO exceptions*/);
}
private String getDirectory(String fileName) {
return fileName.substring(0, fileName.lastIndexOf("\\"));
}
private ReferenceWithError waitForWinRmStatus(final boolean requiredStatus, Duration timeout) {
// TODO: Reduce / remove duplication between this and JcloudsLocation.waitForWinRmAvailable
Callable checker = new Callable() {
@Override
public Boolean call() throws Exception {
try {
return (execute(ImmutableList.of("hostname")) == 0) == requiredStatus;
} catch (Exception e) {
return !requiredStatus;
}
}
};
return new Repeater()
.every(1, TimeUnit.SECONDS)
.until(checker)
.limitTimeTo(timeout)
.runKeepingError();
}
}