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package org.openslx.satellitedaemon;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.util.Properties;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import org.apache.log4j.Logger;
public class Globals {
private static Logger log = Logger.getLogger(Globals.class);
private static final Properties properties = new Properties();
private static SSLContext context = null;
public static final int BLOCKSIZE = 16 * 1024 * 1024; // 16 MB blocksize
public static void init() {
}
/***********************************************************************************************/
/**
* A call of Globals.getXXXXXX() returns the corresponding entry in config/global.properties
*/
// * Properties *//
// Strings //
public static String getMasterserverHost() {
return properties.getProperty("MASTERSERVER_HOST");
}
public static String getKeystoreType() {
return properties.getProperty("KEYSTORE_TYPE");
}
public static String getFiletransferKeystorePath() {
return properties.getProperty("FILETRANSFER_KEYSTORE_PATH");
}
public static String getFiletransferKeystorePassword() {
return properties.getProperty("FILETRANSFER_KEYSTORE_PASSWORD");
}
public static String getOrganizationName() {
return properties.getProperty("ORGANIZATION_NAME");
}
public static String getThriftKeystoreAlias() {
return properties.getProperty("THRIFT_KEYSTORE_ALIAS");
}
public static String getThriftKeystorePassword() {
return properties.getProperty("THRIFT_KEYSTORE_PASSWORD");
}
public static String getThriftKeystorePath() {
return properties.getProperty("THRIFT_KEYSTORE_PATH");
}
public static String getImageFolder() {
return properties.getProperty("IMAGE_FOLDER");
}
// Integers //
public static int getThriftPort() {
return tryToParseInt(properties.getProperty("THRIFT_PORT"));
}
/**
* Load properties
*/
static {
try {
// Load all entries of the config file into properties
BufferedInputStream stream = new BufferedInputStream(
new FileInputStream("config/global.properties.example"));
properties.load(stream);
stream.close();
} catch (IOException e) {
log.error("Could not load properties. Exiting.");
System.exit(2);
}
notNullOrEmptyFatal(getMasterserverHost(), "Masterserver Host must not be empty!");
// TODO: check properties
}
/***********************************************************************************************/
/**
*
* @return
*/
public static boolean masterServerSslContextInit() {
char[] passphrase = getFiletransferKeystorePassword().toCharArray();
KeyStore keystore;
try {
keystore = KeyStore.getInstance("JKS");
keystore.load(new FileInputStream(getFiletransferKeystorePath()),
passphrase);
TrustManagerFactory tmf = TrustManagerFactory
.getInstance(TrustManagerFactory.getDefaultAlgorithm());
tmf.init(keystore);
context = SSLContext.getInstance("SSLv3");
TrustManager[] trustManagers = tmf.getTrustManagers();
context.init(null, trustManagers, null);
} catch (KeyStoreException e) {
log.error("KeyStoreException");
return false;
} catch (NoSuchAlgorithmException e) {
log.error("NoSuchAlgorithmException");
return false;
} catch (CertificateException e) {
log.error("CertificateException");
return false;
} catch (FileNotFoundException e) {
log.error("Could not find the keystore for the filetransfer. Path was '" + getFiletransferKeystorePath() + "'");
return false;
} catch (IOException e) {
log.error("IOException");
return false;
} catch (KeyManagementException e) {
log.error("KeyManagementException");
return false;
}
return true;
}
public static SSLContext getMasterServerSslContext() {
return Globals.context;
}
/**
* Tries to parse an int. Returns 0 on error.
*
* @param s
* The strig to parse
* @return The parsed int or 0 on error
*/
public static int tryToParseInt(String s) {
try {
return Integer.parseInt(s);
} catch (NumberFormatException e) {
return 0;
}
}
public static void notNullOrEmptyFatal(String something, String message) {
if (something == null || something.isEmpty()) {
if (message != null)
log.fatal("[NOTNULL] " + message);
log.warn(Thread.currentThread().getStackTrace().toString());
System.exit(2);
}
}
}
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