Use file descriptor instead of sleep to keep input pipe open

entrypoint.sh

@@ -11,24 +11,24 @@ setup() {
 
     bridge-cli
 
-    echo "login" > $INPIPE
-    echo "$BRIDGE_USER" > $INPIPE
-    echo "$BRIDGE_PASS" > $INPIPE
-    echo "exit" > $INPIPE
+    echo "login" >&3
+    echo "$BRIDGE_USER" >&3
+    echo "$BRIDGE_PASS" >&3
+    echo "exit" >&3
     wait $bridge_pid
 }
 
 bridge-cli() {
     mkfifo $INPIPE
-    sleep infinity > $INPIPE &
     $BRIDGE --cli < $INPIPE &
+    exec 3> $INPIPE
     bridge_pid=$!
 }
 
 start() {
     bridge-cli
 
-    echo "info" > $INPIPE
+    echo "info" >&3
     wait $bridge_pid
 }