make host clear interval configurable

core/src/main/groovy/com/muwire/core/MuWireSettings.groovy

@@ -19,6 +19,7 @@ class MuWireSettings {
     boolean shareDownloadedFiles
     Set<String> watchedDirectories
     float downloadSequentialRatio
+    int hostClearInterval
     
 	MuWireSettings() {
         this(new Properties())
@@ -35,6 +36,7 @@ class MuWireSettings {
         updateCheckInterval = Integer.parseInt(props.getProperty("updateCheckInterval","24"))
         shareDownloadedFiles = Boolean.parseBoolean(props.getProperty("shareDownloadedFiles","true"))
         downloadSequentialRatio = Float.valueOf(props.getProperty("downloadSequentialRatio","0.8"))
+        hostClearInterval = Integer.valueOf(props.getProperty("hostClearInterval","60"))
         
         watchedDirectories = new HashSet<>()
         if (props.containsKey("watchedDirectories")) {
@@ -55,6 +57,7 @@ class MuWireSettings {
         props.setProperty("updateCheckInterval", String.valueOf(updateCheckInterval))
         props.setProperty("shareDownloadedFiles", String.valueOf(shareDownloadedFiles))
         props.setProperty("downloadSequentialRatio", String.valueOf(downloadSequentialRatio))
+        props.setProperty("hostClearInterval", String.valueOf(hostClearInterval))
         
         if (!watchedDirectories.isEmpty()) {
             String encoded = watchedDirectories.stream().

core/src/main/groovy/com/muwire/core/hostcache/Host.groovy

@@ -5,9 +5,9 @@ import net.i2p.data.Destination
 class Host {
 
 	private static final int MAX_FAILURES = 3
-    private static final int CLEAR_INTERVAL = 60 * 60 * 1000
 	
 	final Destination destination
+    private final int clearInterval
 	int failures,successes
     long lastAttempt
 	
@@ -40,6 +40,6 @@ class Host {
     }
     
     synchronized void canTryAgain() {
-        System.currentTimeMillis() - lastAttempt > CLEAR_INTERVAL
+        System.currentTimeMillis() - lastAttempt > (clearInterval * 60 * 1000)
     }
 }

core/src/main/groovy/com/muwire/core/hostcache/HostCache.groovy

@@ -52,7 +52,7 @@ class HostCache extends Service {
             hosts.get(e.destination).clearFailures()
             return
 		}
-		Host host = new Host(e.destination)
+		Host host = new Host(e.destination, settings.hostClearInterval)
 		if (allowHost(host)) {
 			hosts.put(e.destination, host)
 		}
@@ -64,7 +64,7 @@ class HostCache extends Service {
 		Destination dest = e.endpoint.destination
 		Host host = hosts.get(dest)
 		if (host == null) {
-			host = new Host(dest)
+			host = new Host(dest, settings.hostClearInterval)
 			hosts.put(dest, host)
 		}
 
@@ -106,7 +106,7 @@ class HostCache extends Service {
 			storage.eachLine {
 				def entry = slurper.parseText(it)
 				Destination dest = new Destination(entry.destination)
-				Host host = new Host(dest)
+				Host host = new Host(dest, settings.hostClearInterval)
 				host.failures = Integer.valueOf(String.valueOf(entry.failures))
 				host.successes = Integer.valueOf(String.valueOf(entry.successes))
                 if (entry.lastAttempt != null)