release/src-rt-6.x.4708/router/rc/nfs.c

   1 /*
   2  * nfs.c
   3  *
   4  * Copyright (C) 2011 shibby
   5  *
   6  */
   7 #include <rc.h>
   8 #include <sys/stat.h>
   9
  10 void start_nfs(void)
  11 {
  12     FILE *fp;
  13     char *buf;
  14     char *g;
  15     char *p;
  16     int i;
  17     char *dir,*address,*access,*sync,*subtree,*other;
  18
  19 //  only if enable...
  20     if( nvram_match( "nfs_enable", "1" ) )
  21     {
  22
  23 //  read exports from nvram
  24     if ((buf = strdup(nvram_safe_get("nfs_exports"))) != NULL) {
  25
  26 //      writing data to file
  27         if( !( fp = fopen( "/etc/exports", "w" ) ) )
  28         {
  29             perror( "/etc/exports" );
  30             return;
  31         }
  32
  33         g = buf;
  34
  35 //      dir < address < access < sync < subtree < other
  36
  37         while ((p = strsep(&g, ">")) != NULL) {
  38             i = vstrsep(p, "<", &dir, &address, &access, &sync, &subtree, &other);
  39             if (i!=6) continue;
  40             fprintf(fp, "%s %s(%s,%s,%s,%s)\n", dir,address,access,sync,subtree,other);
  41         }
  42         free(buf);
  43     }
  44
  45     fclose( fp );
  46     chmod( "/etc/exports", 0644 );
  47
  48     }
  49
  50     xstart( "/usr/sbin/nfs.rc" );
  51     return;
  52
  53 }
  54
  55 void stop_nfs(void)
  56 {
  57     killall("portmap", SIGTERM);
  58     killall("statd", SIGTERM);
  59     killall("nfsd", SIGTERM);
  60     killall("mountd", SIGTERM);
  61     return;
  62 }