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Embedded-Web Distribution of the Payara Project
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2014 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* 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
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
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* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
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* its licensees as provided above. However, if you add GPL Version 2 code
* 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
* holder.
*/
package org.glassfish.appclient.server.core.jws.servedcontent;
import com.sun.enterprise.util.net.NetUtils;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.text.MessageFormat;
import java.util.ResourceBundle;
import java.util.jar.Attributes;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Represents otherwise fixed content that must be automatically signed
* if it does not yet exist or if the underlying unsigned file has changed
* since the signed version was created.
*
* @author tjquinn
*/
public class AutoSignedContent extends FixedContent {
private static final String JWS_PERMISSIONS_NAME = "Permissions";
private static final String JWS_PERMISSIONS_VALUE = "all-permissions";
private static final String JWS_CODEBASE_NAME = "Codebase";
private static final String JWS_TRUSTED_NAME = "Trusted-Library";
private static final String JWS_TRUSTED_VALUE = "true";
private static final String JWS_APP_NAME = "Application-Name";
static Attributes createJWSAttrs(final URI requestURI, final String appName) {
final Attributes attrs = new Attributes(3);
attrs.putValue(JWS_PERMISSIONS_NAME, JWS_PERMISSIONS_VALUE);
attrs.putValue(JWS_APP_NAME, appName);
try {
final URI trimmedURI = new URI(requestURI.getScheme(), null /* userInfo */, requestURI.getHost(), requestURI.getPort(),
null /* path */, null /* query */, null /* fragment */);
attrs.putValue(JWS_CODEBASE_NAME, trimmedURI.toASCIIString());
} catch (URISyntaxException ex) {
throw new RuntimeException(ex);
}
attrs.putValue(JWS_TRUSTED_NAME, JWS_TRUSTED_VALUE);
return attrs;
}
private final File unsignedFile;
private final File signedFile;
private final String userProvidedAlias;
private final ASJarSigner jarSigner;
private final URI relativeURI;
private final String appName;
public AutoSignedContent(final File unsignedFile,
final File signedFile,
final String userProvidedAlias,
final ASJarSigner jarSigner,
final String relativeURI,
final String appName) throws FileNotFoundException {
if ( ! unsignedFile.exists() || ! unsignedFile.canRead()) {
throw new FileNotFoundException(unsignedFile.getAbsolutePath());
}
this.unsignedFile = unsignedFile;
this.signedFile = signedFile;
this.userProvidedAlias = userProvidedAlias;
this.jarSigner = jarSigner;
this.relativeURI = URI.create(relativeURI);
this.appName = appName;
}
/**
* Returns a File object for where the signed file will be once it is
* created. Note that any use of the File returned by this method MUST
* be preceded by an invocation of isAvailable.
*
* @return File for where the signed copy of the file will reside
* @throws IOException
*/
@Override
public File file() throws IOException {
return signedFile;
}
File unsignedFile() {
return unsignedFile;
}
String appName() {
return appName;
}
/**
* Reports whether the signed content is available. As a side-effect, this
* method will create the signed file if it does not exist or is obsolete.
* @return
* @throws IOException
*/
@Override
public boolean isAvailable(final URI requestURI) throws IOException {
if ( ! isSignedFileReady()) {
try {
createSignedFile(requestURI);
} catch (Exception e) {
throw new IOException(e);
}
}
return super.isAvailable(requestURI);
}
ASJarSigner jarSigner() {
return jarSigner;
}
String userProvidedAlias() {
return userProvidedAlias;
}
private boolean isSignedFileReady() {
return signedFile.exists() &&
(signedFile.lastModified() >= unsignedFile.lastModified());
}
private void createSignedFile(final URI requestURI) throws Exception {
/*
* The code that instantiated this auto-signed content decides where
* the signed file will reside. It might not have wanted to create
* the containing directory ahead of time.
*/
if ( ! signedFile.getParentFile().exists() && ! signedFile.getParentFile().mkdirs()) {
final ResourceBundle rb = ResourceBundle.getBundle(getClass().getPackage().getName() + ".LogStrings");
if (rb != null) {
throw new IOException(MessageFormat.format(rb.getString("enterprise.deployment.appclient.errormkdirs"),
signedFile.getParentFile().getAbsolutePath()));
}
}
final Attributes attrs = createJWSAttrs(requestURI, appName);
jarSigner.signJar(unsignedFile, signedFile, userProvidedAlias, attrs);
}
@Override
public String toString() {
return "AutoSignedContent:" + (signedFile == null ? "(stream)" : signedFile.getAbsolutePath());
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final AutoSignedContent other = (AutoSignedContent) obj;
if (this.unsignedFile != other.unsignedFile && (this.unsignedFile == null || !this.unsignedFile.equals(other.unsignedFile))) {
return false;
}
if (this.signedFile != other.signedFile && (this.signedFile == null || !this.signedFile.equals(other.signedFile))) {
return false;
}
if ((this.userProvidedAlias == null) ? (other.userProvidedAlias != null) : !this.userProvidedAlias.equals(other.userProvidedAlias)) {
return false;
}
return true;
}
@Override
public int hashCode() {
int hash = 7;
hash = 83 * hash + (this.unsignedFile != null ? this.unsignedFile.hashCode() : 0);
hash = 83 * hash + (this.signedFile != null ? this.signedFile.hashCode() : 0);
hash = 83 * hash + (this.userProvidedAlias != null ? this.userProvidedAlias.hashCode() : 0);
return hash;
}
}