diff --git a/Dockerfile b/Dockerfile
index 1db73caf9..c0f627d8d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,9 @@
 FROM stv0g/dotfiles
 #FROM debian:jessie
 
-MAINTAINER "Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+MAINTAINER Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+
+EXPOSE 80
 
 # Update package manager
 RUN apt-get update
@@ -21,6 +23,7 @@ RUN apt-get -y install \
         gcc \
 	gdb \
 	make \
+	cmake \
 	libc6-dev \
         pkg-config
 
@@ -32,6 +35,7 @@ RUN apt-get -y install \
         libpci-dev \
         libjansson-dev \
         libcurl4-openssl-dev \
+	libssl-dev \
         uuid-dev
 
 # Install dependencies for 32bit x86 arch (required for 32bit libOpalAsync)
diff --git a/lib/list.c b/lib/list.c
index 84fd4a252..d42674481 100644
--- a/lib/list.c
+++ b/lib/list.c
@@ -63,30 +63,15 @@ void list_push(struct list *l, void *p)
 	pthread_mutex_unlock(&l->lock);
 }
 
-void * list_lookup(struct list *l, const char *name)
+void * list_lookup(struct list *l, const char *needle)
 {
-	int cmp(const void *a, const void *b) {
-		return strcmp(*(char **) a, b);
+	int cmp(const void *elm, const void *needle) {
+		char *name = * (char **) elm; /* Ugly hack: the lookup key (name) must be the first element in the list element struct */
+		
+		return strcmp(name, needle);
 	}
 
-	return list_search(l, cmp, (void *) name);
-}
-
-int list_count(struct list *l, cmp_cb_t cmp, void *ctx)
-{
-	int c = 0;
-
-	pthread_mutex_lock(&l->lock);
-	
-	void *e;
-	list_foreach(e, l) {
-		if (!cmp(e, ctx))
-			c++;
-	}
-
-	pthread_mutex_unlock(&l->lock);
-
-	return c;
+	return list_search(l, cmp, (void *) needle);
 }
 
 int list_contains(struct list *l, void *p)
@@ -98,6 +83,22 @@ int list_contains(struct list *l, void *p)
 	return list_count(l, cmp, p);
 }
 
+int list_count(struct list *l, cmp_cb_t cmp, void *ctx)
+{
+	int c = 0;
+
+	pthread_mutex_lock(&l->lock);
+
+	list_foreach(void *e, l) {
+		if (!cmp(e, ctx))
+			c++;
+	}
+
+	pthread_mutex_unlock(&l->lock);
+
+	return c;
+}
+
 void * list_search(struct list *l, cmp_cb_t cmp, void *ctx)
 {
 	pthread_mutex_lock(&l->lock);
diff --git a/lib/node.c b/lib/node.c
index 483dbaea0..88788ab36 100644
--- a/lib/node.c
+++ b/lib/node.c
@@ -28,28 +28,19 @@ int node_read(struct node *n, struct msg *p, int ps, int f, int c)
 int node_write(struct node *n, struct msg *p, int ps, int f, int c)
 {
 	return n->_vt->write ? n->_vt->write(n, p, ps, f, c) : -1;
-}
-
-int node_open(struct node *n)
-{
-	return n->_vt->open ? n->_vt->open(n) : -1;
-}	
-int node_close(struct node *n)
-{
-	return n->_vt->close ? n->_vt->close(n) : -1;
 }	
 
 int node_init(int argc, char *argv[], struct settings *set)
 { INDENT
 	list_foreach(const struct node_type *vt, &node_types) {
 		if (list_length(&vt->instances) > 0) {
-			info("Initializing '%s' node type", vt->name);
+			info("Initializing " YEL("%s") " node type", vt->name);
 			
 			if (vt->init)
 				vt->init(argc, argv, set);
 		}
 		else
-			warn("No node is using the '%s' type. Skipping...", vt->name);
+			warn("No node is using the " YEL("%s") " node type. Skipping...", vt->name);
 	}
 
 	return 0;
@@ -60,7 +51,7 @@ int node_deinit()
 	/* De-initialize node types */
 	list_foreach(const struct node_type *vt, &node_types) {
 		if (list_length(&vt->instances) > 0) {
-			info("De-initializing '%s' node type", vt->name);
+			info("De-initializing " YEL("%s") " node type", vt->name);
 
 			if (vt->deinit)
 				vt->deinit();
@@ -76,7 +67,7 @@ int node_start(struct node *n)
 
 	info("Starting node %s", node_name_long(n));
 	{ INDENT
-		ret = node_open(n);
+		ret = n->_vt->open ? n->_vt->open(n) : -1;
 	}
 	
 	if (ret == 0)
@@ -95,7 +86,7 @@ int node_stop(struct node *n)
 	info("Stopping node %s", node_name(n));
 
 	{ INDENT
-		ret = node_close(n);
+		ret = n->_vt->close ? n->_vt->close(n) : -1;
 	}
 	
 	if (ret == 0)
@@ -107,7 +98,7 @@ int node_stop(struct node *n)
 const char * node_name(struct node *n)
 {
 	if (!n->_name)
-		strcatf(&n->_name, YEL("%s") GRY("(%s)"), n->name, n->_vt->name);
+		strcatf(&n->_name, RED("%s") "(" YEL("%s") ")", n->name, n->_vt->name);
 		
 	return n->_name;
 }
diff --git a/src/pipe.c b/src/pipe.c
index c2b92c13b..d3f517a26 100644
--- a/src/pipe.c
+++ b/src/pipe.c
@@ -110,6 +110,7 @@ void * recv_loop(void *ctx)
 			/** @todo should we drop reordered / delayed packets here? */
 
 			msg_fprint(stdout, m, MSG_PRINT_ALL, time_delta(&MSG_TS(m), &ts));
+			fflush(stdout);
 		}
 	}
 	
diff --git a/src/server.c b/src/server.c
index 1eca072e6..499afb04a 100644
--- a/src/server.c
+++ b/src/server.c
@@ -162,7 +162,7 @@ int main(int argc, char *argv[])
 		}
 	
 		int refs = list_count(&paths, (cmp_cb_t) used_by_path, n);
-		if (refs)
+		if (refs > 0)
 			node_start(n);
 		else
 			warn("Node %s is unused. Skipping...", node_name(n));