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/*
* AutoDeployer.java
*
*
* Created on February 19, 2003, 10:21 AM
*/
package org.glassfish.deployment.autodeploy;
import com.sun.enterprise.util.LocalStringManagerImpl;
import java.io.File;
import java.net.URI;
import java.util.Arrays;
import java.util.logging.Logger;
import java.util.logging.LogRecord;
import java.util.logging.Level;
import java.util.concurrent.atomic.AtomicBoolean;
import org.glassfish.api.ActionReport;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.deployment.common.DeploymentUtils;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.logging.annotation.LogMessageInfo;
import org.glassfish.logging.annotation.LoggerInfo;
import org.glassfish.logging.annotation.LogMessagesResourceBundle;
/**
* Handles the logic of deploying the module/app to the required destination.
* The destination is specified on the constructor and can be modified by
* calling setTarget(). The specific directory scanner can be set using
* setDirectoryScanner, default is AutoDeployDirectoryScanner
* @author vikas
* @author tjquinn
*/
public class AutoDeployer {
private Boolean verify=null;
private Boolean forceDeploy=null;
private Boolean enabled=null;
private Boolean jspPreCompilation=null;
private boolean renameOnSuccess = true;
private File directory = null;
private String virtualServer = null;
private String target=null;
final private static LocalStringManagerImpl localStrings = new LocalStringManagerImpl(AutoDeployer.class);
private DirectoryScanner directoryScanner=null;
private boolean cancelDeployment =false;
private AtomicBoolean inProgress = new AtomicBoolean(false);
private ServiceLocator habitat;
private File domainRoot = null;
@LogMessagesResourceBundle
private static final String SHARED_LOGMESSAGE_RESOURCE = "org.glassfish.deployment.LogMessages";
// Reserve this range [NCLS-DEPLOYMENT-02001, NCLS-DEPLOYMENT-04000]
// for message ids used in this deployment autodeploy module
@LoggerInfo(subsystem = "DEPLOYMENT", description="Deployment logger for autodeploy module", publish=true)
private static final String DEPLOYMENT_LOGGER = "javax.enterprise.system.tools.deployment.autodeploy";
public static final Logger deplLogger =
Logger.getLogger(DEPLOYMENT_LOGGER, SHARED_LOGMESSAGE_RESOURCE);
@LogMessageInfo(message = "Exception caught: {0}", cause="An exception was caught when the application was autodeployed.", action="See the exception to determine how to fix the error", level="SEVERE")
private static final String EXCEPTION_CAUGHT = "NCLS-DEPLOYMENT-02025";
@LogMessageInfo(message = "Autoundeploying application: {0}", level="INFO")
private static final String AUTODEPLOYING_APPLICATION = "NCLS-DEPLOYMENT-02026";
@LogMessageInfo(message = "Selecting file {0} for autodeployment", level="INFO")
private static final String SELECTING_FILE = "NCLS-DEPLOYMENT-02027";
/*
*Represent the result of attempting autodeployment of a single file.
*PENDING indicates the file could not be opened as an archive,
*perhaps because the file was still in the process of being copied when
*the autodeployer tried to work with it. PENDING could also mean
*that the file has changed size since the last time the autodeployer
*checked it. It's then reasonable to think it might grow further,
*so autodeployer waits until the next time through to check it again.
*/
protected static final int DEPLOY_SUCCESS = 1;
protected static final int DEPLOY_FAILURE = 2;
protected static final int DEPLOY_PENDING = 3;
private AutodeployRetryManager retryManager;
private static final boolean DEFAULT_RENAME_ON_SUCCESS = true;
private static final boolean DEFAULT_FORCE_DEPLOY = true;
private static final boolean DEFAULT_INCLUDE_SUBDIR = false;
private static final boolean DEFAULT_ENABLED = true;
static final String STATUS_SUBDIR_PATH = ".autodeploystatus";
/**
* Creates a new autodeployer.
* @param target deployment target for autodeployed applications
* @param directoryPath directory to be scanned for changes
* @param virtualServer the virtual server to which to deploy apps to
* @param habitat hk2 habitat for injection support
* @throws org.glassfish.deployment.autodeploy.AutoDeploymentException
*/
public AutoDeployer(
String target,
String directoryPath,
String virtualServer,
ServiceLocator habitat) throws AutoDeploymentException {
this(
target,
directoryPath,
virtualServer,
false /* jspPreCompilation */,
false /* verifierEnabled */,
habitat);
}
/**
* Creates a new instance of AutoDeployer
* @param target the deployment target for autodeployed applications
* @param directoryPath the directory to scan
* @param virtualServer the virtual server to deploy to
* @param jspPrecompilationEnabled whether to precompile JSPs
* @param verifierEnabled whether to verify applications during deployment
* @param renameOnSuccess rename the file if deployment is successful
* @param forceDeploy request that forced deployment occur if the app is already deployed
* @param enabled whether apps should be enabled upon auto-deployment
* @param habitat HK2 habitat for use in instantiating properly-init'd DeployCommand and UndeployCommand
* @throws org.glassfish.deployment.autodeploy.AutoDeploymentException
*/
public AutoDeployer(
String target,
String directoryPath,
String virtualServer,
boolean jspPrecompilationEnabled,
boolean verifierEnabled,
boolean renameOnSuccess,
boolean forceDeploy,
boolean enabled,
ServiceLocator habitat) throws AutoDeploymentException {
setHabitat(habitat);
setTarget(target);
setDirectory(directoryPath);
setJspPrecompilationEnabled(jspPrecompilationEnabled);
setVerifierEnabled(verifierEnabled);
setRenameOnSuccess(renameOnSuccess);
setForceDeploy(forceDeploy);
setVirtualServer(virtualServer);
setEnabled(enabled);
setRetryManager(habitat);
}
public AutoDeployer(
String target,
String directoryPath,
String virtualServer,
boolean jspPrecompilationEnabled,
boolean verifierEnabled,
ServiceLocator habitat) throws AutoDeploymentException {
this(
target,
directoryPath,
virtualServer,
jspPrecompilationEnabled,
verifierEnabled,
DEFAULT_RENAME_ON_SUCCESS,
DEFAULT_FORCE_DEPLOY,
DEFAULT_ENABLED,
habitat);
}
/**
* Sets the habitat for use in creating DeployCommand and UndeployCommand
* instances.
* @param habitat
*/
public void setHabitat(ServiceLocator habitat) {
this.habitat = habitat;
}
/**
* Sets whether or not the precompileJSP option should be requested
* during autodeployments.
* @param setting true if JSPs should be precompiled during autodeployments
*/
public void setJspPrecompilationEnabled(boolean setting) {
jspPreCompilation = setting;
}
/**
* Sets the directory to be scanned by the autodeployer.
* @param directoryPath the directory path to scan
* @throws org.glassfish.deployment.autodeploy.AutoDeploymentException
*/
public void setDirectory(String directoryPath) throws AutoDeploymentException {
validateAutodeployDirectory(directoryPath);
this.directory = new File(directoryPath);
}
/**
* Sets whether descriptor verification should be requested during
* autodeployments.
* @param verify true if verification should occur during autodeployments
*/
public void setVerifierEnabled(boolean verify) {
this.verify = verify;
}
/**
* Creates the directories for the specified target, except that if the
* target is/would be a descendant of the base and the base does not exist
* don't create anything.
*
* This helps avoid a race condition in which the user stops the domain
* (which apparently reports success long before it actually finishes) then
* deletes the domain. The delete can run before the server has finished
* stopping. In some cases, the autodeployer has run in the meantime and
*
* @param baseDir
* @param dir
* @return true if the directory and all intervening ones were created; false otherwise
*/
boolean mkdirs(final File baseDir, final File targetDir) {
final URI baseURI = baseDir.toURI().normalize();
final URI targetURI = targetDir.toURI().normalize();
/*
* Go ahead and create all directories if the target falls outside the
* base OR if the target falls inside the base and the base exists.
*/
if (baseURI.relativize(targetURI).equals(targetURI) || baseDir.exists()) {
return targetDir.mkdirs();
} else {
/*
* The target would fall inside the base but the base does not exist.
*/
return false;
}
}
private void validateAutodeployDirectory(String autodeployDirPath) throws AutoDeploymentException {
File autodeployDir = new File(autodeployDirPath);
validateDirectory(autodeployDir);
File statusDir = new File(autodeployDir, STATUS_SUBDIR_PATH);
validateDirectory(statusDir);
}
private synchronized File domainRoot() {
if (domainRoot == null) {
ServerEnvironment serverEnv = habitat.getService(ServerEnvironment.class);
domainRoot = serverEnv.getDomainRoot();
}
return domainRoot;
}
private void validateDirectory(File dirFile) throws AutoDeploymentException {
if ( ! dirFile.exists()) {
mkdirs(domainRoot(), dirFile);
} else {
if ( ! dirFile.isDirectory()) {
throw new AutoDeploymentException(
localStrings.getLocalString(
"enterprise.deployment.autodeploy.invalid_source_dir",
"invalid source directory {0}",
dirFile));
}
}
if ( ! dirFile.canRead()) {
throw new AutoDeploymentException(
localStrings.getLocalString(
"enterprise.deployment.autodeploy.dir_not_readable",
"directory {0} not readable",
dirFile));
}
if ( ! dirFile.canWrite()) {
throw new AutoDeploymentException(
localStrings.getLocalString(
"enterprise.deployment.autodeploy.dir_not_writeable",
"directory {0} not writable",
dirFile));
}
}
private void setRenameOnSuccess(boolean rename) {
renameOnSuccess = rename;
}
private void setForceDeploy(boolean force) {
forceDeploy = force;
}
private void setVirtualServer(String vs) {
virtualServer = vs;
}
private void setEnabled(boolean setting) {
enabled = setting;
}
/**
* set DirectoryScanner which will be used for filtering out deployeble component
* @param ds the new directory scanner to use
*/
public void setDirectoryScanner(DirectoryScanner ds) {
directoryScanner=ds;
}
/**
* set target server where the autual deployment will be done
* @param target
*/
public void setTarget(String target) {
this.target = target;
}
/**
* If an archive is successfully autodeployed, file will not be
* renamed to archive_deployed
*/
public void disableRenameOnSuccess() {
renameOnSuccess = false;
}
/**
* If an archive is successfully autodeployed will be renamed
* to archive_deployed
*/
public void enableRenameOnSuccess() {
// FIXME - Mahesh
renameOnSuccess = true;
}
/**
*Set whether this AutoDeployer should verify or not.
*@param verify whether to verify the app during deployment
*/
public void setVerify(boolean verify) {
this.verify = Boolean.valueOf(verify);
}
/**
*Set whether this AutoDeployer should precompile JSPs or not.
*@param jspPreCompilation precompilation setting
*/
public void setJspPreCompilation(boolean jspPreCompilation) {
this.jspPreCompilation = Boolean.valueOf(jspPreCompilation);
}
/**
* Run through the auto-deployment procedure.
*
* Clients should invoke this method to execute the auto-deployer once
* with the current configurable settings.
*/
public void run() {
if (directory.exists()) {
run(DEFAULT_INCLUDE_SUBDIR);
} else {
deplLogger.fine("autodeploy directory does not exist");
}
}
public synchronized void run(boolean includeSubdir) {
markInProgress();
try {
deployAll(directory, includeSubdir);
undeployAll(directory, includeSubdir);
} catch (AutoDeploymentException e) {
// print and continue
LogRecord lr = new LogRecord(Level.SEVERE, EXCEPTION_CAUGHT);
Object args[] = { e.getMessage() };
lr.setParameters(args);
lr.setThrown(e);
deplLogger.log(lr);
} finally {
clearInProgress();
}
}
void init() {
cancelDeployment = false;
}
private void setRetryManager(ServiceLocator habitat) {
retryManager = habitat.getService(AutodeployRetryManager.class);
}
private void markInProgress() {
inProgress.set(true);
}
private void clearInProgress() {
inProgress.set(false);
notifyAll();
}
public synchronized void waitUntilIdle() throws InterruptedException {
while ( ! inProgress.get()) {
wait();
}
}
/**
* do deployment for all the deployable components in autoDeployDir dir.
* @return
*/
private void deployAll(File autoDeployDir, boolean includeSubDir) throws AutoDeploymentException {
//create with default scanner
if(directoryScanner==null) {
directoryScanner=new AutoDeployDirectoryScanner();
}
File [] files= null;
//get me all deployable entities
files= directoryScanner.getAllDeployableModules(autoDeployDir, includeSubDir);
/*
*To support slowly-copied files, the deploy method returns
* DEPLOY_SUCCESS if the file was successfully autodeployed
* DEPLOY_FAILURE if the file failed to be autodeployed
* DEPLOY_PENDING if the file needs to be tried again later
*
*The marker files should be updated only if the result is success or
*failure. So for each file make a separate decision
*about whether to record the result or not based on the result of
*the deploy method. Note that the boolean is initialized to true
*so that if an exception is thrown, the file's marker files will be
*updated.
*/
if(files != null && files.length > 0) {
deplLogger.fine("Deployable files: " + Arrays.toString(files));
for (int i=0; ((i < files.length) && !cancelDeployment);i++) {
boolean okToRecordResult = true;
try {
okToRecordResult = (deploy(files[i], autoDeployDir) != AutodeploymentStatus.PENDING);
} catch (AutoDeploymentException ae) {
//ignore and move to next file
} finally {
if(renameOnSuccess && okToRecordResult) {
deplLogger.fine("Reporting deployed entity " + files[i].getAbsolutePath());
directoryScanner.deployedEntity(autoDeployDir, files[i]);
}
}
}
}
}
/**
* do undeployment for all deleted applications in autoDeployDir dir.
* @param autoDeployDir the directory to scan for deleted files
* @throws org.glassfish.deployment.autodeploy.AutoDeploymentException
*/
public void undeployAll(File autoDeployDir, boolean includeSubdir) throws AutoDeploymentException {
//create with default scanner
if(directoryScanner==null) {
directoryScanner=new AutoDeployDirectoryScanner();
}
File[] apps= null;
//get me all apps
apps= directoryScanner.getAllFilesForUndeployment(autoDeployDir, includeSubdir);
//deploying all applications
if(apps !=null) {
for (int i=0; i< apps.length && !cancelDeployment;i++) {
try {
this.undeploy(apps[i], autoDeployDir,
getNameFromFilePath(autoDeployDir, apps[i]));
} catch (AutoDeploymentException ae) {
//ignore and move to next file
} finally {
// Mark the application as undeployed both in the case of success & failure.
directoryScanner.undeployedEntity(autoDeployDir, apps[i]);
}
}
}
/////////end for apps
}
private AutodeploymentStatus undeploy(File applicationFile, File autodeployDir,
String name) throws AutoDeploymentException {
AutoUndeploymentOperation au = AutoUndeploymentOperation.newInstance(
habitat,
applicationFile,
name,
target);
deplLogger.log(Level.INFO,
AUTODEPLOYING_APPLICATION,
name);
return au.run();
}
/**
* set cancel flag, which will ensure that only if there is any current deployment is in process,
* it will be completed but the deployer will not do any more deployment.
* @param value the cancel setting
*/
public void cancel(boolean value){
cancelDeployment=value;
}
/**
* get cancel flag value
* @return
*/
public boolean isCancelled(){
return cancelDeployment;
}
/**
*Deploy any type of module.
*@param deployablefile the file to be deployed
*@param autodeployDir the directory where the file resides (holdover from earlier impl)
*@return status of the deployment attempt: DEPLOY_SUCCESS, DEPLOY_FAILURE, or DEPLOY_PENDING
*@throws AutoDeploymentException if any invoked method throws an exception
*/
protected AutodeploymentStatus deploy(File deployablefile, File autodeployDir) throws AutoDeploymentException {
String file=deployablefile.getAbsolutePath();
if ( ! retryManager.shouldAttemptDeployment(deployablefile)) {
return AutodeploymentStatus.PENDING;
}
deplLogger.log(Level.INFO,
SELECTING_FILE,
file);
AutoDeploymentOperation ad = AutoDeploymentOperation.newInstance(
habitat,
renameOnSuccess,
deployablefile,
enabled,
virtualServer,
forceDeploy,
verify,
jspPreCompilation,
target);
AutodeploymentStatus adStatus = ad.run();
return adStatus;
}
static String getNameFromFilePath(File autodeployDir, File filePath) { //creating module name as file name
File parent = filePath.getParentFile();
String moduleName = null;
while (!parent.getAbsolutePath().equals(autodeployDir.getAbsolutePath())) {
if (moduleName==null) {
moduleName = parent.getName();
} else {
moduleName = parent.getName()+"_"+moduleName;
}
parent = parent.getParentFile();
}
if (moduleName==null) {
moduleName = filePath.getName();
} else {
moduleName = moduleName + "_" + filePath.getName();
}
int toIndex = moduleName.lastIndexOf('.');
if (toIndex > 0) {
moduleName = moduleName.substring(0, toIndex);
}
return moduleName;
}
public enum AutodeploymentStatus {
SUCCESS(
true,
ActionReport.ExitCode.SUCCESS,
"enterprise.deployment.autodeploy.successfully_autodeployed",
"deployment of {0} succeeded",
"enterprise.deployment.autodeploy.successfully_autoundeployed",
"undeployment of {0} succeeded"),
FAILURE(
false,
ActionReport.ExitCode.FAILURE,
"enterprise.deployment.autodeploy.autodeploy_failed",
"deployment of {0} failed",
"enterprise.deployment.autodeploy.autoundeploy_failed",
"undeployment of {0} failed"),
WARNING(
true,
ActionReport.ExitCode.WARNING,
"enterprise.deployment.autodeploy.warning_autodeployed",
"deployment of {0} succeeded with warning(s)",
"enterprise.deployment.autodeploy.warning_autoundeployed",
"undeployment of {0} succeeded with warning(s)"),
PENDING(
true,
ActionReport.ExitCode.SUCCESS,
"",
"",
"",
"");
;
final boolean status;
final ActionReport.ExitCode exitCode;
final String deploymentMessageKey;
final String undeploymentMessageKey;
final String deploymentDefaultMessage;
final String undeploymentDefaultMessage;
AutodeploymentStatus(
boolean status,
ActionReport.ExitCode exitCode,
String deploymentMessageKey,
String deploymentDefaultMessage,
String undeploymentMessageKey,
String undeploymentDefaultMessage) {
this.status = status;
this.exitCode = exitCode;
this.deploymentMessageKey = deploymentMessageKey;
this.deploymentDefaultMessage = deploymentDefaultMessage;
this.undeploymentMessageKey = undeploymentMessageKey;
this.undeploymentDefaultMessage = undeploymentDefaultMessage;
}
public static AutodeploymentStatus forExitCode(ActionReport.ExitCode exitCode) {
for (AutodeploymentStatus ds : AutodeploymentStatus.values()) {
if (ds.exitCode == exitCode) {
return ds;
}
}
throw new IllegalArgumentException(exitCode.toString());
}
}
}