Erster Import

1 files changed, 95 insertions, 0 deletions

diff --git a/server.cpp b/server.cpp
new file mode 100644
index 0000000..a454b68
--- /dev/null
+++ b/server.cpp
@@ -0,0 +1,95 @@
+// Standard C++
+#include <atomic>
+#include <csignal>
+#include <cstdlib>
+#include <iostream>
+
+// FastCGI
+#include <fcgiapp.h>
+
+using namespace std;
+
+namespace {
+static atomic_bool quit;
+static atomic_bool reload;
+
+static void
+handler(int signal)
+{
+        if ( signal == SIGINT || signal == SIGTERM ) {
+                quit = true;
+        }
+        else if ( signal == SIGHUP ) {
+                reload = true;
+        }
+}
+
+static void
+init_signal_handler()
+{
+        struct sigaction sa;
+        memset(&sa, 0, sizeof sa);
+        sa.sa_handler = handler;
+        sa.sa_flags   = 0;
+        sigemptyset(&sa.sa_mask);
+
+        sigaction(SIGINT, &sa, NULL);
+        sigaction(SIGTERM, &sa, NULL);
+        sigaction(SIGHUP, &sa, NULL);
+}
+
+static void
+load_configuration()
+{
+        cerr << "Load configuration ...\n";
+}
+
+static void
+handle_request(const FCGX_Request& request)
+{
+        FCGX_FPrintF(request.out, "Content-type: text/html\r\n\r\n");
+        FCGX_FPrintF(request.out, "<h1>Verbindung erfolgreich verarbeitet!</h1>");
+}
+} // namespace
+
+int
+main()
+{
+        FCGX_Init();
+
+        auto socket = FCGX_OpenSocket(":5000", 20);
+        if ( socket == -1 ) {
+                cerr << "Fehler beim Erstellen des Listen-Sockets...\n";
+                return EXIT_FAILURE;
+        }
+
+        FCGX_Request request;
+        if ( FCGX_InitRequest(&request, socket, FCGI_FAIL_ACCEPT_ON_INTR) != 0 ) {
+                cerr << "Fehler beim Initialisieren...\n";
+                return EXIT_FAILURE;
+        }
+
+        init_signal_handler();
+        load_configuration();
+
+        quit   = false;
+        reload = false;
+
+        cout << "Handle Requests...\n";
+
+        while ( !quit ) {
+                if ( reload ) {
+                        load_configuration();
+                        reload = false;
+                }
+
+                if ( FCGX_Accept_r(&request) < 0 ) {
+                        continue;
+                }
+
+                handle_request(request);
+
+                FCGX_Finish_r(&request);
+        }
+        cout << "shutdown...\n";
+}