regenerate.c

   1 #include <unistd.h>
   2 #include "files.h"
   3 #include "log.h"
   4 #include "maps.h"
   5 #include "net.h"
   6 #include "params.h"
   7 #include "random.h"
   8 #include "shm.h"
   9 #include "trinity.h"
  10
  11 static void do_sso_sockets(void)
  12 {
  13         struct sockopt so = { 0, 0, 0, 0 };
  14         unsigned int i;
  15
  16         for (i = 0; i < nr_sockets; i++) {
  17                 int fd;
  18
  19                 fd = shm->sockets[i].fd;
  20                 sso_socket(&shm->sockets[i].triplet, &so, fd);
  21         }
  22 }
  23
  24 void regenerate(void)
  25 {
  26         if (no_files == TRUE)   /* We don't regenerate sockets */
  27                 return;
  28
  29         /* we're about to exit. */
  30         if (shm->spawn_no_more)
  31                 return;
  32
  33         shm->regenerating = TRUE;
  34
  35         sleep(1);       /* give children time to finish with fds. */
  36
  37         shm->regenerate = 0;
  38
  39         output(0, "Regenerating random pages, fd's etc.\n");
  40
  41         regenerate_fds();
  42
  43         /* Do random setsockopts on all network sockets. */
  44         do_sso_sockets();
  45
  46         destroy_shared_mappings();
  47         setup_shared_mappings();
  48
  49         generate_random_page(page_rand);
  50
  51         shm->regenerating = FALSE;
  52 }