git.m6w6.name Git - m6w6/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     {
  35       fprintf(stderr, "No Servers provided\n");
  36       exit(1);
  37     }
  38   }
  39
  40   memc= memcached_create(NULL);
  41
  42   servers= memcached_servers_parse(opt_servers);
  43   memcached_server_push(memc, servers);
  44   memcached_server_list_free(servers);
  45
  46   rc = memcached_flush(memc, opt_expire);
  47   if (rc != MEMCACHED_SUCCESS)
  48   {
  49     fprintf(stderr, "memflush: memcache error %s",
  50             memcached_strerror(memc, rc));
  51     if (memc->cached_errno)
  52       fprintf(stderr, " system error %s", strerror(memc->cached_errno));
  53     fprintf(stderr, "\n");
  54   }
  55
  56   memcached_free(memc);
  57
  58   free(opt_servers);
  59
  60   return 0;
  61 }
  62
  63
  64 void options_parse(int argc, char *argv[])
  65 {
  66   memcached_programs_help_st help_options[]=
  67   {
  68     {0},
  69   };
  70
  71   static struct option long_options[]=
  72   {
  73     {"version", no_argument, NULL, OPT_VERSION},
  74     {"help", no_argument, NULL, OPT_HELP},
  75     {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
  76     {"debug", no_argument, &opt_verbose, OPT_DEBUG},
  77     {"servers", required_argument, NULL, OPT_SERVERS},
  78     {"expire", required_argument, NULL, OPT_EXPIRE},
  79     {0, 0, 0, 0},
  80   };
  81   int option_index= 0;
  82   int option_rv;
  83
  84   while (1)
  85   {
  86     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
  87     if (option_rv == -1) break;
  88     switch (option_rv)
  89     {
  90     case 0:
  91       break;
  92     case OPT_VERBOSE: /* --verbose or -v */
  93       opt_verbose = OPT_VERBOSE;
  94       break;
  95     case OPT_DEBUG: /* --debug or -d */
  96       opt_verbose = OPT_DEBUG;
  97       break;
  98     case OPT_VERSION: /* --version or -V */
  99       version_command(PROGRAM_NAME);
 100       break;
 101     case OPT_HELP: /* --help or -h */
 102       help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
 103       break;
 104     case OPT_SERVERS: /* --servers or -s */
 105       opt_servers= strdup(optarg);
 106       break;
 107     case OPT_EXPIRE: /* --expire */
 108       opt_expire= (time_t)strtoll(optarg, (char **)NULL, 10);
 109       break;
 110     case '?':
 111       /* getopt_long already printed an error message. */
 112       exit(1);
 113     default:
 114       abort();
 115     }
 116   }
 117 }