git.m6w6.name Git - awesomized/libmemcached/blob - src/memflush.c

   1 #include <stdio.h>
   2 #include <unistd.h>
   3 #include <string.h>
   4 #include <getopt.h>
   5 #include <memcached.h>
   6 #include "client_options.h"
   7 #include "utilities.h"
   8
   9 static int opt_verbose= 0;
  10 static time_t opt_expire= 0;
  11 static char *opt_servers= NULL;
  12
  13 #define PROGRAM_NAME "memflush"
  14 #define PROGRAM_DESCRIPTION "Erase all data in a server of memcached servers."
  15
  16 /* Prototypes */
  17 void options_parse(int argc, char *argv[]);
  18
  19 int main(int argc, char *argv[])
  20 {
  21   memcached_st *memc;
  22   memcached_return rc;
  23   memcached_server_st *servers;
  24
  25   options_parse(argc, argv);
  26
  27   if (!opt_servers)
  28   {
  29     char *temp;
  30
  31     if ((temp= getenv("MEMCACHED_SERVERS")))
  32       opt_servers= strdup(temp);
  33     else
  34       exit(1);
  35   }
  36
  37   memc= memcached_create(NULL);
  38
  39   servers= memcached_servers_parse(opt_servers);
  40   memcached_server_push(memc, servers);
  41   memcached_server_list_free(servers);
  42
  43   rc = memcached_flush(memc, opt_expire);
  44   if (rc != MEMCACHED_SUCCESS)
  45   {
  46     fprintf(stderr, "memflush: memcache error %s",
  47             memcached_strerror(memc, rc));
  48     if (memc->cached_errno)
  49       fprintf(stderr, " system error %s", strerror(memc->cached_errno));
  50     fprintf(stderr, "\n");
  51   }
  52
  53   memcached_free(memc);
  54
  55   free(opt_servers);
  56
  57   return 0;
  58 }
  59
  60
  61 void options_parse(int argc, char *argv[])
  62 {
  63   memcached_programs_help_st help_options[]=
  64   {
  65     {0},
  66   };
  67
  68   static struct option long_options[]=
  69   {
  70     {"version", no_argument, NULL, OPT_VERSION},
  71     {"help", no_argument, NULL, OPT_HELP},
  72     {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
  73     {"debug", no_argument, &opt_verbose, OPT_DEBUG},
  74     {"servers", required_argument, NULL, OPT_SERVERS},
  75     {"expire", required_argument, NULL, OPT_EXPIRE},
  76     {0, 0, 0, 0},
  77   };
  78   int option_index= 0;
  79   int option_rv;
  80
  81   while (1)
  82   {
  83     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
  84     if (option_rv == -1) break;
  85     switch (option_rv)
  86     {
  87     case 0:
  88       break;
  89     case OPT_VERBOSE: /* --verbose or -v */
  90       opt_verbose = OPT_VERBOSE;
  91       break;
  92     case OPT_DEBUG: /* --debug or -d */
  93       opt_verbose = OPT_DEBUG;
  94       break;
  95     case OPT_VERSION: /* --version or -V */
  96       version_command(PROGRAM_NAME);
  97       break;
  98     case OPT_HELP: /* --help or -h */
  99       help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
 100       break;
 101     case OPT_SERVERS: /* --servers or -s */
 102       opt_servers= strdup(optarg);
 103       break;
 104     case OPT_EXPIRE: /* --expire */
 105       opt_expire= (time_t)strtoll(optarg, (char **)NULL, 10);
 106       break;
 107     case '?':
 108       /* getopt_long already printed an error message. */
 109       exit(1);
 110     default:
 111       abort();
 112     }
 113   }
 114 }