2G ems initial

omc/plat/iptrans/src/iptrmain.c

@@ -0,0 +1,100 @@
+#include     "./include/iptrans.h"
+
+
+
+extern void iptrans_timer();
+
+/*@ignore@*/
+void init_timer_interrupt(void)
+{
+  struct sigaction newact;
+  newact.sa_handler =iptrans_timer;
+  newact.sa_flags =0;
+  sigemptyset(&newact.sa_mask);
+  sigaction(SIGALRM,&newact,NULL);
+}
+
+void setup_interval_timer(void)
+{
+  struct itimerval value;
+  value.it_interval.tv_sec =0;
+  value.it_interval.tv_usec =10*1000;
+  value.it_value.tv_sec = 0;
+  value.it_value.tv_usec = 10*1000;
+  setitimer(ITIMER_REAL,&value,NULL);
+}
+
+void init_timer()
+{
+  init_timer_interrupt();
+  setup_interval_timer();
+}
+
+void interrupt_handler(int signo)
+{
+  CloseTcpConn();
+}
+
+int initSystem()
+{
+   struct sigaction act;
+   
+   //close(0);
+   //close(1);
+   //close(2);
+   act.sa_handler = interrupt_handler;
+   sigemptyset(&act.sa_mask);
+   act.sa_flags = 0;
+   if(sigaction(SIGPIPE,&act,NULL)<0)
+    fprintf(stderr,"set signal failed\n");
+
+   system("sysctl -w net.ipv4.tcp_keepalive_time=20");
+   system("sysctl -w net.ipv4.tcp_keepalive_probes=2");
+
+   return 1;
+}
+
+int
+main(int argc, char *argv[])
+{
+
+int                 err_flag = FALSE;
+int                 test_mode = FALSE;
+int 			ret;
+    SetDebugFlag();
+
+    /* 
+    ** Get option from command line.
+    ** option 'd' is enable to run program with daemon mode.
+    */
+    while ((ret = getopt(argc, argv, "dt")) != -1)
+    switch (ret)
+    {
+        case 'd':
+            /* Set daemon mode and open a syslog */
+            DaemonInit("IPTRANS", LOG_USER);
+            break;
+        case 't':
+            test_mode = TRUE;   /* test mode: bind port 4950 to recvfrom */
+            break;
+        case '?':
+            err_flag = TRUE;
+    }
+    if (err_flag) {
+        log_msg("Usage: %s -d -t \n", argv[0]);
+        log_msg("    -d  with daemon mode");
+        log_msg("    -t  with test mode");
+        exit(1);
+    }
+    
+    debug_init();
+    initSystem(); 
+    iptrMainInit();
+    init_timer();
+
+    while(1){
+     usleep(1);
+    }
+    exit(0);
+}
+/*@end@*/