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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2012 Oracle and/or its affiliates. All rights reserved.
*
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* and Distribution License("CDDL") (collectively, the "License"). You
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package com.sun.enterprise.v3.admin.cluster;
import com.sun.enterprise.config.serverbeans.Node;
import com.sun.enterprise.config.serverbeans.Nodes;
import com.sun.enterprise.config.serverbeans.SshConnector;
import com.sun.enterprise.config.serverbeans.SshAuth;
import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.enterprise.universal.glassfish.TokenResolver;
import com.sun.enterprise.util.StringUtils;
import java.beans.PropertyVetoException;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
import com.sun.enterprise.util.net.NetUtils;
import org.glassfish.api.ActionReport;
import org.glassfish.api.I18n;
import org.glassfish.api.Param;
import org.glassfish.api.admin.*;
import org.glassfish.hk2.api.PerLookup;
import javax.inject.Inject;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.component.*;
import org.jvnet.hk2.config.*;
import java.util.logging.Logger;
/**
* Remote AdminCommand to update a config node. This command is run only on DAS.
* Update the config node on DAS
*
* @author Carla Mott
*/
@Service(name = "_update-node")
@I18n("update.node")
@PerLookup
@ExecuteOn({RuntimeType.DAS})
@RestEndpoints({
@RestEndpoint(configBean=Node.class,
opType=RestEndpoint.OpType.POST,
path="_update-node",
description="Update Node",
params={
@RestParam(name="name", value="$parent")
})
})
public class UpdateNodeCommand implements AdminCommand {
@Inject
Nodes nodes;
@Inject
Domain domain;
@Param(name="name", primary = true)
String name;
@Param(name="nodedir", optional=true)
String nodedir;
@Param(name="nodehost", optional=true)
String nodehost;
@Param(name = "installdir", optional=true)
String installdir;
@Param(name="sshport", optional=true)
String sshport;
@Param(name="sshuser", optional=true)
String sshuser;
@Param(name="sshnodehost", optional=true)
String sshnodehost;
@Param(name="sshkeyfile", optional=true)
String sshkeyfile;
@Param(name = "sshpassword", optional = true, password=true)
String sshpassword;
@Param(name = "sshkeypassphrase", optional = true, password=true)
String sshkeypassphrase;
@Param(name = "windowsdomain", optional = true)
String windowsdomain;
@Param(name = "type", optional=true)
String type;
@Override
public void execute(AdminCommandContext context) {
ActionReport report = context.getActionReport();
Logger logger= context.getLogger();
Node node= nodes.getNode(name);
if (node == null) {
//node doesn't exist
String msg = Strings.get("noSuchNode", name);
logger.warning(msg);
report.setActionExitCode(ActionReport.ExitCode.FAILURE);
report.setMessage(msg);
return;
}
//validate installdir if passed and running on localhost
if (StringUtils.ok(nodehost)){
if (NetUtils.isThisHostLocal(nodehost) && StringUtils.ok(installdir)){
TokenResolver resolver = null;
// Create a resolver that can replace system properties in strings
Map systemPropsMap =
new HashMap((Map)(System.getProperties()));
resolver = new TokenResolver(systemPropsMap);
String resolvedInstallDir = resolver.resolve(installdir);
File actualInstallDir = new File( resolvedInstallDir+"/" + NodeUtils.LANDMARK_FILE);
if (!actualInstallDir.exists()){
report.setMessage(Strings.get("invalid.installdir",installdir));
report.setActionExitCode(ActionReport.ExitCode.FAILURE);
return;
}
}
}
// If the node is in use then we can't change certain attributes
// like the install directory or node directory.
if (node.nodeInUse()) {
String badparam = null;
String configNodedir = node.getNodeDir();
String configInstalldir = node.getInstallDir();
if (!allowableChange(nodedir, configNodedir)){
badparam = "nodedir";
}
if (!allowableChange(installdir, configInstalldir)) {
badparam = "installdir";
}
if (StringUtils.ok(badparam)) {
String msg = Strings.get("noUpdate.nodeInUse", name, badparam);
logger.warning(msg);
report.setActionExitCode(ActionReport.ExitCode.FAILURE);
report.setMessage(msg);
return;
}
}
try {
updateNodeElement(name);
} catch(TransactionFailure e) {
logger.warning("failed.to.update.node " + name);
report.setActionExitCode(ActionReport.ExitCode.FAILURE);
report.setMessage(e.getMessage());
}
}
public void updateNodeElement(final String nodeName) throws TransactionFailure {
ConfigSupport.apply(new SingleConfigCode() {
@Override
public Object run(ConfigBeanProxy param) throws PropertyVetoException, TransactionFailure {
// get the transaction
Transaction t = Transaction.getTransaction(param);
if (t!=null) {
Nodes nodes = ((Domain)param).getNodes();
Node node = nodes.getNode(nodeName);
Node writeableNode = t.enroll(node);
if (windowsdomain != null)
writeableNode.setWindowsDomain(windowsdomain);
if (nodedir != null)
writeableNode.setNodeDir(nodedir);
if (nodehost != null)
writeableNode.setNodeHost(nodehost);
if (installdir != null)
writeableNode.setInstallDir(installdir);
if (type != null)
writeableNode.setType(type);
if (sshport != null || sshnodehost != null ||sshuser != null || sshkeyfile != null){
SshConnector sshC = writeableNode.getSshConnector();
if (sshC == null) {
sshC =writeableNode.createChild(SshConnector.class);
}else
sshC = t.enroll(sshC);
if (sshport != null)
sshC.setSshPort(sshport);
if(sshnodehost != null)
sshC.setSshHost(sshnodehost);
if (sshuser != null || sshkeyfile != null || sshpassword != null || sshkeypassphrase != null ) {
SshAuth sshA = sshC.getSshAuth();
if (sshA == null) {
sshA = sshC.createChild(SshAuth.class);
} else
sshA = t.enroll(sshA);
if (sshuser != null)
sshA.setUserName(sshuser);
if (sshkeyfile != null)
sshA.setKeyfile(sshkeyfile);
if(sshpassword != null)
sshA.setPassword(sshpassword);
if(sshkeypassphrase != null)
sshA.setKeyPassphrase(sshkeypassphrase);
sshC.setSshAuth(sshA);
}
writeableNode.setSshConnector(sshC);
}
}
return Boolean.TRUE;
}
}, domain);
}
/**
* If the node is in use, is it OK to change currentvalue to newvalue?
*/
private static boolean allowableChange(String newvalue, String currentvalue) {
// If the new value is not specified, then we aren't changing anything
if (newvalue == null) {
return true;
}
// If the current (config) value is null or "" then let it be changed.
// We need to do this for the offline config case where the user has
// created a config node with no values, created instances using those
// nodes, then updates the values later. This has the undersireable
// effect of letting you, for example, set a nodedir on a node
// that was created without one.
if (!StringUtils.ok(currentvalue)) {
return true;
}
// If the values are the same, then we aren't changing anything.
if (newvalue.equals(currentvalue)) {
return true;
}
if (newvalue.contains("$") || currentvalue.contains("$")) {
// One or both of the values may contain an unexpanded
// property. Expand them then compare
Map systemPropsMap =
new HashMap((Map)(System.getProperties()));
TokenResolver resolver = new TokenResolver(systemPropsMap);
newvalue = resolver.resolve(newvalue);
currentvalue = resolver.resolve(currentvalue);
return newvalue.equals(currentvalue);
}
// Values don't match.
return false;
}
}
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