vnfs/VES5.0/evel/evel-library/code/evel_training/04-basic-lifecycle/hello_evel_world.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <unistd.h>
   4
   5 #include "evel.h"
   6
   7 int main(int argc, char ** argv)
   8 {
   9   EVEL_ERR_CODES evel_rc = EVEL_SUCCESS;
  10   EVENT_HEADER * heartbeat = NULL;
  11
  12   printf("\nHello AT&T Vendor Event world!\n");
  13   fflush(stdout);
  14
  15   if (argc != 3)
  16   {
  17     fprintf(stderr, "Usage: %s <FQDN>|<IP address> <port>\n", argv[0]);
  18     exit(-1);
  19   }
  20
  21   /***************************************************************************/
  22   /* Initialize                                                              */
  23   /***************************************************************************/
  24   if (evel_initialize(argv[1],                      /* FQDN                  */
  25                       atoi(argv[2]),                /* Port                  */
  26                       NULL,                         /* optional path         */
  27                       NULL,                         /* optional topic        */
  28                       0,                            /* HTTPS?                */
  29                       "",                           /* Username              */
  30                       "",                           /* Password              */
  31                       EVEL_SOURCE_VIRTUAL_MACHINE,  /* Source type           */
  32                       "EVEL training demo",         /* Role                  */
  33                       0))                           /* Verbosity             */
  34   {
  35     fprintf(stderr, "\nFailed to initialize the EVEL library!!!\n");
  36     exit(-1);
  37   }
  38   else
  39   {
  40     printf("Initialization completed\n");
  41   }
  42
  43   /***************************************************************************/
  44   /* Send a heartbeat just to show we're alive!                              */
  45   /***************************************************************************/
  46   heartbeat = evel_new_heartbeat();
  47   if (heartbeat != NULL)
  48   {
  49     evel_rc = evel_post_event(heartbeat);
  50     if (evel_rc != EVEL_SUCCESS)
  51     {
  52       printf("Post failed %d (%s)", evel_rc, evel_error_string());
  53     }
  54   }
  55   else
  56   {
  57     printf("New heartbeat failed");
  58   }
  59
  60   /***************************************************************************/
  61   /* Terminate                                                               */
  62   /***************************************************************************/
  63   sleep(1);
  64   evel_terminate();
  65   printf("Terminated\n");
  66
  67   return 0;
  68 }
  69