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/*
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*
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* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
*
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* file and include the License file at packager/legal/LICENSE.txt.
*
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* exception as provided by Oracle in the GPL Version 2 section of the License
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*
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* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
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*/
// Portions Copyright [2019] Payara Foundation and/or affiliates
package org.glassfish.appclient.server.core.jws.servedcontent;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.glassfish.appclient.server.core.jws.Util;
/**
* Abstracts the content of several server-side config files so the current
* values can be served to the Java Web Start client.
*
* @author tjquinn
*/
public class ACCConfigContent {
private final SunACCPairedFiles sunACC;
private final PairedFiles appClientLogin;
/* match the security.config property and capture the value */
private final static Pattern SECURITY_CONFIG_VALUE_PATTERN = Pattern.compile(
"");
private final static String SECURITY_CONFIG_REPLACEMENT =
"";
public ACCConfigContent(File domainConfig, File installLibAppclient) throws FileNotFoundException, IOException {
sunACC = SunACCPairedFiles.newSunACCPairedFiles(
new File(domainConfig, "glassfish-acc.xml"),
new File(domainConfig, "glassfish-acc.jws.xml"));
appClientLogin = PairedFiles.newPairedFiles(
new File(installLibAppclient, "appclientlogin.conf"),
new File(installLibAppclient, "appclientlogin.jws.conf"));
}
public String sunACC() throws FileNotFoundException, IOException {
return sunACC.content();
}
public String appClientLogin() throws FileNotFoundException, IOException {
return appClientLogin.content();
}
public String securityConfig() throws FileNotFoundException, IOException {
return sunACC.securityConfigContent();
}
private static class PairedFiles {
private final File normalFile;
private final File jwsFile;
private String currentContent;
private long lastModified = 0;
private static PairedFiles newPairedFiles(final File normalFile, final File jwsFile) throws FileNotFoundException, IOException {
final PairedFiles result = new PairedFiles(normalFile, jwsFile);
result.setCurrentContent();
return result;
}
private PairedFiles(final File normalFile, final File jwsFile)
throws FileNotFoundException, IOException {
this.normalFile = normalFile;
this.jwsFile = jwsFile;
}
protected long lastModified() {
return lastModified;
}
protected void setCurrentContent() throws FileNotFoundException, IOException {
setCurrentContent(loadContent(fileToCheck()));
}
protected void setCurrentContent(final String content) {
currentContent = content;
lastModified = fileToCheck().lastModified();
}
protected boolean isContentCurrent() {
return lastModified >= fileToCheck().lastModified();
}
protected File fileToCheck() {
return (jwsFile.exists() ? jwsFile : normalFile);
}
protected String loadContent(final File f) throws FileNotFoundException, IOException {
FileReader fr = new FileReader(f);
StringBuilder sb = new StringBuilder();
int charsRead;
final char[] buffer = new char[1024];
try {
while ( (charsRead = fr.read(buffer)) != -1) {
sb.append(buffer, 0, charsRead);
}
return Util.replaceTokens(sb.toString(), System.getProperties());
} finally {
fr.close();
}
}
String content() throws FileNotFoundException, IOException {
if ( ! isContentCurrent()) {
loadContent(fileToCheck());
}
return currentContent;
}
}
private static class SunACCPairedFiles extends PairedFiles {
private String configFilePath = null;
private File securityConfigFile = null;
private String securityConfigContent = null;
private static SunACCPairedFiles newSunACCPairedFiles(
final File normalFile, final File jwsFile) throws FileNotFoundException, IOException {
final SunACCPairedFiles result = new SunACCPairedFiles(normalFile, jwsFile);
result.setCurrentContent();
return result;
}
public SunACCPairedFiles(File normalFile, File jwsFile) throws FileNotFoundException, IOException {
super(normalFile, jwsFile);
}
@Override
protected boolean isContentCurrent() {
return super.isContentCurrent() &&
(securityConfigFile.lastModified() <= lastModified());
}
@Override
protected String loadContent(File f) throws FileNotFoundException, IOException {
String origContent = super.loadContent(f);
/*
* Replace the value in the glassfish-acc.xml content for the
* security.config property with a placeholder that the client
* will recognize and replace with a temp file constructed on
* the client.
*/
final Matcher m = SECURITY_CONFIG_VALUE_PATTERN.matcher(origContent);
final StringBuffer sb = new StringBuffer();
final String origConfigFilePath = configFilePath;
while (m.find()) {
/*
* This should match only once.
*/
configFilePath = m.group(1);
m.appendReplacement(sb, SECURITY_CONFIG_REPLACEMENT);
}
m.appendTail(sb);
if ( ! configFilePath.equals(origConfigFilePath)) {
securityConfigFile = new File(configFilePath);
securityConfigContent = super.loadContent(securityConfigFile);
}
return sb.toString();
}
String securityConfigContent() throws FileNotFoundException, IOException {
if ( ! isContentCurrent()) {
setCurrentContent(loadContent(fileToCheck()));
}
return securityConfigContent;
}
}
}