Many improvements and additions:

- Added task+script for lighttpd https config
- Added task for reloading proxy config
- ldapsearch now supports searching for specific user
- DownloadFile now supports checking file integrity through optional gpg signature

3 files changed, 50 insertions, 24 deletions

diff --git a/src/main/java/org/openslx/satserver/util/Exec.java b/src/main/java/org/openslx/satserver/util/Exec.java
index e7b27da..1f810eb 100644
--- a/src/main/java/org/openslx/satserver/util/Exec.java
+++ b/src/main/java/org/openslx/satserver/util/Exec.java
@@ -6,17 +6,23 @@ import java.io.IOException;
 public class Exec
 {
 
+	/**
+	 * Run command, return exit status of process, or -1 on error
+	 * 
+	 * @param command Command and arguments
+	 * @return exit code
+	 */
 	public static int sync( String... command )
 	{
 		ProcessBuilder pb = new ProcessBuilder( command );
 		pb.directory( new File( "/" ) );
-			Process p;
-			try {
-				p = pb.start();
-				return p.waitFor();
-			} catch ( IOException | InterruptedException e ) {
-				return -1;
-			}
+		Process p;
+		try {
+			p = pb.start();
+			return p.waitFor();
+		} catch ( IOException | InterruptedException e ) {
+			return -1;
+		}
 	}
 
 }
diff --git a/src/main/java/org/openslx/satserver/util/ProxyHandler.java b/src/main/java/org/openslx/satserver/util/ProxyHandler.java
index 9a702fe..f70a496 100644
--- a/src/main/java/org/openslx/satserver/util/ProxyHandler.java
+++ b/src/main/java/org/openslx/satserver/util/ProxyHandler.java
@@ -3,19 +3,36 @@ package org.openslx.satserver.util;
 import org.openslx.network.ProxyConfiguration;
 
 /**
- * Class for handling proxy configuration in task manager. Just configure proxy
- * setting system wide, if it was not done already.
+ * Class for handling proxy configuration in task manager.
+ * 
  * @author bjoern
- *
+ * 
  */
-public class ProxyHandler {
+public class ProxyHandler
+{
 	private static boolean hasDoneConfigProxy = false;
+	private static final Object proxyMutex = new Object();
 
-	public static void configProxy() {
-		// Just configuring proxy settings system wide, if not done already.
-		if (!hasDoneConfigProxy) {
-			ProxyConfiguration.configProxy();
-			hasDoneConfigProxy = true;
+	/**
+	 * Do proxy setup if not done already
+	 */
+	public static void configProxy()
+	{
+		configProxy( false );
+	}
+
+	/**
+	 * Do proxy setup if not done already, or if explicitly forced.
+	 * 
+	 * @param force Do setup even if already done
+	 */
+	public static synchronized void configProxy( boolean force )
+	{
+		synchronized ( proxyMutex ) {
+			if ( !hasDoneConfigProxy || force ) {
+				ProxyConfiguration.configProxy();
+				hasDoneConfigProxy = true;
+			}
 		}
 	}
 }
diff --git a/src/main/java/org/openslx/satserver/util/Util.java b/src/main/java/org/openslx/satserver/util/Util.java
index fe7eb6e..2df4c73 100644
--- a/src/main/java/org/openslx/satserver/util/Util.java
+++ b/src/main/java/org/openslx/satserver/util/Util.java
@@ -5,6 +5,7 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
 
 import org.apache.commons.io.FileUtils;
 
@@ -30,6 +31,7 @@ public class Util
 
 	/**
 	 * Close all given Closables. Can handle null references.
+	 * 
 	 * @param streams one or more closables/streams
 	 */
 	public static void multiClose( Closeable... streams )
@@ -64,14 +66,15 @@ public class Util
 		}
 		return true;
 	}
-	
-	public static String readFileToString(String file)
+
+	public static String readFileToString( String file ) throws IOException
 	{
-		try {
-			return FileUtils.readFileToString( new File( file ) );
-		} catch ( Exception e ) {
-			return null;
-		}
+		return FileUtils.readFileToString( new File( file ), StandardCharsets.UTF_8 );
 	}
-	
+
+	public static void writeStringToFile( File file, String string ) throws IOException
+	{
+		FileUtils.writeStringToFile( file, string, StandardCharsets.UTF_8 );
+	}
+
 }