[fix] core: 3rd module never launched

lib/core/core/lib.rs

@@ -56,7 +56,7 @@ use structopt::StructOpt;
 use threadpool::ThreadPool;
 
 /// Number of thread in plugins ThreadPool
-pub static THREAD_POOL_SIZE: &'static usize = &2;
+pub static THREAD_POOL_SIZE: &'static usize = &4;
 
 #[macro_export]
 macro_rules! durs_core_server {

lib/core/core/router.rs

@@ -231,6 +231,7 @@ fn send_msg_to_several_receivers(
     receivers: &[ModuleStaticName],
     modules_senders: &HashMap<ModuleStaticName, mpsc::Sender<DursMsg>>,
 ) {
+    if !receivers.is_empty() {
         // Send message by copy To all modules that subscribed to this event
         for module_static_name in &receivers[1..] {
             if let Some(module_sender) = modules_senders.get(module_static_name) {
@@ -243,7 +244,6 @@ fn send_msg_to_several_receivers(
             }
         }
         // Send message by move to the last module to be receive
-    if !receivers.is_empty() {
         if let Some(module_sender) = modules_senders.get(&receivers[0]) {
             module_sender.send(msg).unwrap_or_else(|_| {
                 panic!("Fatal error: fail to relay DursMsg to {:?} !", receivers[0])
@@ -379,7 +379,8 @@ pub fn start_router(
                                 );
                             // Log the number of modules_senders received
                             info!(
-                                "Router thread receive {} module senders",
+                                "Router thread receive '{}' module registration ({} modules registered).",
+                                module_static_name.0,
                                 modules_senders.len()
                             );
                         }