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net.jsign.PESignerHelper Maven / Gradle / Ivy
/**
* Copyright 2017 Emmanuel Bourg and contributors
*
* Licensed 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 net.jsign;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.net.Authenticator;
import java.net.InetSocketAddress;
import java.net.MalformedURLException;
import java.net.PasswordAuthentication;
import java.net.Proxy;
import java.net.ProxySelector;
import java.net.SocketAddress;
import java.net.URI;
import java.net.URL;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.PrivateKey;
import java.security.Provider;
import java.security.Security;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import net.jsign.pe.PEFile;
import net.jsign.timestamp.TimestampingMode;
/**
* Helper class to create PESigner instances with untyped parameters.
* This is used internally to share the parameter validation logic
* between the Ant task and the CLI tool.
*
* @since 2.0
*/
class PESignerHelper {
public static final String PARAM_KEYSTORE = "keystore";
public static final String PARAM_STOREPASS = "storepass";
public static final String PARAM_STORETYPE = "storetype";
public static final String PARAM_ALIAS = "alias";
public static final String PARAM_KEYPASS = "keypass";
public static final String PARAM_KEYFILE = "keyfile";
public static final String PARAM_CERTFILE = "certfile";
public static final String PARAM_ALG = "alg";
public static final String PARAM_TSAURL = "tsaurl";
public static final String PARAM_TSMODE = "tsmode";
public static final String PARAM_TSRETRIES = "tsretries";
public static final String PARAM_TSRETRY_WAIT = "tsretrywait";
public static final String PARAM_NAME = "name";
public static final String PARAM_URL = "url";
public static final String PARAM_PROXY_URL = "proxyUrl";
public static final String PARAM_PROXY_USER = "proxyUser";
public static final String PARAM_PROXY_PASS = "proxyPass";
public static final String PARAM_REPLACE = "replace";
private Console console;
/** The name used to refer to a configuration parameter */
private String parameterName = "parameter";
private File keystore;
private String storepass;
private String storetype;
private String alias;
private String keypass;
private File keyfile;
private File certfile;
private String tsaurl;
private String tsmode;
private int tsretries = -1;
private int tsretrywait = -1;
private String alg;
private String name;
private String url;
private String proxyUrl;
private String proxyUser;
private String proxyPass;
private boolean replace;
public PESignerHelper(Console console, String parameterName) {
this.console = console;
this.parameterName = parameterName;
}
public PESignerHelper keystore(String keystore) {
keystore(createFile(keystore));
return this;
}
public PESignerHelper keystore(File keystore) {
this.keystore = keystore;
return this;
}
public PESignerHelper storepass(String storepass) {
this.storepass = storepass;
return this;
}
public PESignerHelper storetype(String storetype) {
this.storetype = storetype;
return this;
}
public PESignerHelper alias(String alias) {
this.alias = alias;
return this;
}
public PESignerHelper keypass(String keypass) {
this.keypass = keypass;
return this;
}
public PESignerHelper keyfile(String keyfile) {
keyfile(createFile(keyfile));
return this;
}
public PESignerHelper keyfile(File keyfile) {
this.keyfile = keyfile;
return this;
}
public PESignerHelper certfile(String certfile) {
certfile(createFile(certfile));
return this;
}
public PESignerHelper certfile(File certfile) {
this.certfile = certfile;
return this;
}
public PESignerHelper alg(String alg) {
this.alg = alg;
return this;
}
public PESignerHelper tsaurl(String tsaurl) {
this.tsaurl = tsaurl;
return this;
}
public PESignerHelper tsmode(String tsmode) {
this.tsmode = tsmode;
return this;
}
public PESignerHelper tsretries(int tsretries) {
this.tsretries = tsretries;
return this;
}
public PESignerHelper tsretrywait(int tsretrywait) {
this.tsretrywait = tsretrywait;
return this;
}
public PESignerHelper name(String name) {
this.name = name;
return this;
}
public PESignerHelper url(String url) {
this.url = url;
return this;
}
public PESignerHelper proxyUrl(String proxyUrl) {
this.proxyUrl = proxyUrl;
return this;
}
public PESignerHelper proxyUser(String proxyUser) {
this.proxyUser = proxyUser;
return this;
}
public PESignerHelper proxyPass(String proxyPass) {
this.proxyPass = proxyPass;
return this;
}
public PESignerHelper replace(boolean replace) {
this.replace = replace;
return this;
}
public PESignerHelper param(String key, String value) {
if (value == null) {
return this;
}
switch (key) {
case PARAM_KEYSTORE: return keystore(value);
case PARAM_STOREPASS: return storepass(value);
case PARAM_STORETYPE: return storetype(value);
case PARAM_ALIAS: return alias(value);
case PARAM_KEYPASS: return keypass(value);
case PARAM_KEYFILE: return keyfile(value);
case PARAM_CERTFILE: return certfile(value);
case PARAM_ALG: return alg(value);
case PARAM_TSAURL: return tsaurl(value);
case PARAM_TSMODE: return tsmode(value);
case PARAM_TSRETRIES: return tsretries(Integer.parseInt(value));
case PARAM_TSRETRY_WAIT: return tsretrywait(Integer.parseInt(value));
case PARAM_NAME: return name(value);
case PARAM_URL: return url(value);
case PARAM_PROXY_URL: return proxyUrl(value);
case PARAM_PROXY_USER: return proxyUser(value);
case PARAM_PROXY_PASS: return proxyPass(value);
case PARAM_REPLACE: return replace("true".equalsIgnoreCase(value));
default:
throw new IllegalArgumentException("Unknown " + parameterName + ": " + key);
}
}
private File createFile(String file) {
return file == null ? null : new File(file);
}
public PESigner build() throws SignerException {
PrivateKey privateKey;
Certificate[] chain;
// some exciting parameter validation...
if (keystore == null && keyfile == null && certfile == null) {
throw new SignerException("keystore " + parameterName + ", or keyfile and certfile " + parameterName + "s must be set");
}
if (keystore != null && (keyfile != null || certfile != null)) {
throw new SignerException("keystore " + parameterName + " can't be mixed with keyfile or certfile");
}
Provider provider = null;
if ("PKCS11".equals(storetype)) {
// the keystore parameter is either the provider name or the SunPKCS11 configuration file
if (keystore != null && keystore.exists()) {
provider = createSunPKCS11Provider(keystore);
} else if (keystore != null && keystore.getName().startsWith("SunPKCS11-")) {
provider = Security.getProvider(keystore.getName());
if (provider == null) {
throw new SignerException("Security provider " + keystore.getName() + " not found");
}
} else {
throw new SignerException("keystore " + parameterName + " should either refer to the SunPKCS11 configuration file or to the name of the provider configured in jre/lib/security/java.security");
}
}
if (keystore != null) {
KeyStore ks;
try {
ks = KeyStoreUtils.load(keystore, storetype, storepass, provider);
} catch (KeyStoreException e) {
throw new SignerException(e.getMessage(), e);
}
if (alias == null) {
throw new SignerException("alias " + parameterName + " must be set");
}
try {
chain = ks.getCertificateChain(alias);
} catch (KeyStoreException e) {
throw new SignerException(e.getMessage(), e);
}
if (chain == null) {
throw new SignerException("No certificate found under the alias '" + alias + "' in the keystore " + (provider != null ? provider.getName() : keystore));
}
char[] password = keypass != null ? keypass.toCharArray() : storepass.toCharArray();
try {
privateKey = (PrivateKey) ks.getKey(alias, password);
} catch (Exception e) {
throw new SignerException("Failed to retrieve the private key from the keystore", e);
}
} else {
// separate private key and certificate files (PVK/SPC)
if (keyfile == null) {
throw new SignerException("keyfile " + parameterName + " must be set");
}
if (!keyfile.exists()) {
throw new SignerException("The keyfile " + keyfile + " couldn't be found");
}
if (certfile == null) {
throw new SignerException("certfile " + parameterName + " must be set");
}
if (!certfile.exists()) {
throw new SignerException("The certfile " + certfile + " couldn't be found");
}
// load the certificate chain
try {
chain = loadCertificateChain(certfile);
} catch (Exception e) {
throw new SignerException("Failed to load the certificate from " + certfile, e);
}
// load the private key
try {
privateKey = PrivateKeyUtils.load(keyfile, keypass != null ? keypass : storepass);
} catch (Exception e) {
throw new SignerException("Failed to load the private key from " + keyfile, e);
}
}
if (alg != null && DigestAlgorithm.of(alg) == null) {
throw new SignerException("The digest algorithm " + alg + " is not supported");
}
try {
initializeProxy(proxyUrl, proxyUser, proxyPass);
} catch (Exception e) {
throw new SignerException("Couldn't initialize proxy ", e);
}
// and now the actual work!
return new PESigner(chain, privateKey)
.withProgramName(name)
.withProgramURL(url)
.withDigestAlgorithm(DigestAlgorithm.of(alg))
.withSignatureProvider(provider)
.withSignaturesReplaced(replace)
.withTimestamping(tsaurl != null || tsmode != null)
.withTimestampingMode(tsmode != null ? TimestampingMode.of(tsmode) : TimestampingMode.AUTHENTICODE)
.withTimestampingRetries(tsretries)
.withTimestampingRetryWait(tsretrywait)
.withTimestampingAuthority(tsaurl != null ? tsaurl.split(",") : null);
}
/**
* Create a SunPKCS11 provider with the specified configuration file.
*
* @param configuration the SunPKCS11 configuration file
*/
private Provider createSunPKCS11Provider(File configuration) throws SignerException {
try {
try {
// Java 9 and later, using the Provider.configure() method
Method providerConfigureMethod = Provider.class.getMethod("configure", String.class);
Provider provider = Security.getProvider("SunPKCS11");
return (Provider) providerConfigureMethod.invoke(provider, configuration.getPath());
} catch (NoSuchMethodException e) {
// prior to Java 9, direct instantiation of the SunPKCS11 class
Constructor sunpkcs11Constructor = Class.forName("sun.security.pkcs11.SunPKCS11").getConstructor(String.class);
return (Provider) sunpkcs11Constructor.newInstance(configuration.getPath());
}
} catch (Exception e) {
throw new SignerException("Failed to create a SunPKCS11 provider from the configuration file " + configuration, e);
}
}
public void sign(File file) throws SignerException {
PESigner signer;
try {
signer = build();
} catch (SignerException e) {
throw e;
} catch (Exception e) {
throw new SignerException("Couldn't sign " + file, e);
}
if (file == null) {
throw new SignerException("file must be set");
}
if (!file.exists()) {
throw new SignerException("The file " + file + " couldn't be found");
}
PEFile peFile;
try {
peFile = new PEFile(file);
} catch (IOException e) {
throw new SignerException("Couldn't open the executable file " + file, e);
}
try {
if (console != null) {
console.info("Adding Authenticode signature to " + file);
}
signer.sign(peFile);
} catch (Exception e) {
throw new SignerException("Couldn't sign " + file, e);
} finally {
try {
peFile.close();
} catch (IOException e) {
if (console != null) {
console.warn("Couldn't close " + file, e);
}
}
}
}
/**
* Load the certificate chain from the specified PKCS#7 files.
*/
@SuppressWarnings("unchecked")
private Certificate[] loadCertificateChain(File file) throws IOException, CertificateException {
try (FileInputStream in = new FileInputStream(file)) {
CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
Collection certificates = (Collection) certificateFactory.generateCertificates(in);
return certificates.toArray(new Certificate[certificates.size()]);
}
}
/**
* Initializes the proxy.
*
* @param proxyUrl the url of the proxy (either as hostname:port or http[s]://hostname:port)
* @param proxyUser the username for the proxy authentication
* @param proxyPassword the password for the proxy authentication
*/
private void initializeProxy(String proxyUrl, final String proxyUser, final String proxyPassword) throws MalformedURLException {
// Do nothing if there is no proxy url.
if (proxyUrl != null && proxyUrl.trim().length() > 0) {
if (!proxyUrl.trim().startsWith("http")) {
proxyUrl = "http://" + proxyUrl.trim();
}
final URL url = new URL(proxyUrl);
final int port = url.getPort() < 0 ? 80 : url.getPort();
ProxySelector.setDefault(new ProxySelector() {
private List proxies = Collections.singletonList(new Proxy(Proxy.Type.HTTP, new InetSocketAddress(url.getHost(), port)));
public List select(URI uri) {
return proxies;
}
public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
}
});
if (proxyUser != null && proxyUser.length() > 0 && proxyPassword != null) {
Authenticator.setDefault(new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(proxyUser, proxyPassword.toCharArray());
}
});
}
}
}
}
