put websocket server into separate thread

src/webfuse/webfuse.cpp

@@ -2,44 +2,18 @@
 #include "webfuse/fuse.hpp"
 #include "webfuse/filesystem/empty_filesystem.hpp"
 #include "webfuse/ws/server.hpp"
-#include "webfuse/ws/config.hpp"
-
-#include <csignal>
-
-namespace
-{
-
-bool shutdown_requested = false;
-
-void on_shutdown_requested(int)
-{
-    shutdown_requested = true;
-}
-
-}
 
 namespace webfuse
 {
 
 int app::run(int argc, char * argv[])
 {
-/*
     empty_filesystem filesystem;
     fuse fuse_fs(filesystem);
-
-    return fuse_fs.run(argc, argv);
-*/
-    signal(SIGINT, &on_shutdown_requested);
-
     ws_config config;
     ws_server server(config);
 
-    while (!shutdown_requested)
-    {
-        server.service();
-    }
-
-    return 0;
+    return fuse_fs.run(argc, argv);
 }
 
 }

src/webfuse/ws/server.cpp

@@ -3,6 +3,8 @@
 #include <cstring>
 
 #include <iostream>
+#include <thread>
+#include <atomic>
 
 extern "C"
 {
@@ -48,6 +50,7 @@ class ws_server::detail
     detail& operator=(detail &&) = delete;
 public:
     detail(ws_config const & config)
+    : shutdown_requested(false)
     {
         memset(reinterpret_cast<void*>(protocols), 0, sizeof(protocols));
         protocols[0].name = "webfuse2";
@@ -65,13 +68,27 @@ public:
 
         lws_vhost * const vhost = lws_create_vhost(context, &info);
         // port = lws_get_vhost_port(vhost);
+
+
+        thread = std::thread([this]() {
+            while (!shutdown_requested)
+            {
+                lws_service(context, 0);
+            }
+
+        });
     }
 
     ~detail()
     {
+        shutdown_requested = true;
+        lws_cancel_service(context);
+        thread.join();
         lws_context_destroy(context);
     }
 
+    std::thread thread;
+    std::atomic<bool> shutdown_requested;
     lws_protocols protocols[2];
     lws_context_creation_info info;
     lws_context * context;
@@ -106,15 +123,4 @@ ws_server& ws_server::operator=(ws_server && other)
     return *this;
 }
 
-void ws_server::service()
-{
-    lws_service(d->context, 0);
-}
-
-void ws_server::interrupt()
-{
-    lws_cancel_service(d->context);
-}
-
-
 }

src/webfuse/ws/server.hpp

@@ -15,8 +15,6 @@ public:
     ~ws_server();
     ws_server(ws_server && other);
     ws_server& operator=(ws_server && other);
-    void service();
-    void interrupt();
 private:
     class detail;
     detail * d;