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

   1 #include <stdio.h>
   2 #include <unistd.h>
   3 #include <getopt.h>
   4 #include <memcached.h>
   5 #include "client_options.h"
   6 #include "utilities.h"
   7
   8 static int opt_verbose= 0;
   9 static time_t opt_expire= 0;
  10 static char *opt_servers= NULL;
  11
  12 #define PROGRAM_NAME "memrm"
  13 #define PROGRAM_DESCRIPTION "Erase a key or set of keys from a memcached cluster."
  14
  15 /* Prototypes */
  16 void options_parse(int argc, char *argv[]);
  17
  18 int main(int argc, char *argv[])
  19 {
  20   memcached_st *memc;
  21   memcached_return rc;
  22   memcached_server_st *servers;
  23
  24   options_parse(argc, argv);
  25
  26   if (!opt_servers)
  27   {
  28     char *temp;
  29
  30     if ((temp= getenv("MEMCACHED_SERVERS")))
  31       opt_servers= strdup(temp);
  32     else
  33       exit(1);
  34   }
  35
  36   memc= memcached_create(NULL);
  37
  38   servers= memcached_servers_parse(opt_servers);
  39   memcached_server_push(memc, servers);
  40   memcached_server_list_free(servers);
  41
  42   while (optind < argc)
  43   {
  44     if (opt_verbose)
  45       printf("key: %s\nexpires: %llu\n", argv[optind], (unsigned long long)opt_expire);
  46     rc = memcached_delete(memc, argv[optind], strlen(argv[optind]), opt_expire);
  47
  48     if (rc != MEMCACHED_SUCCESS)
  49     {
  50       fprintf(stderr, "memrm: %s: memcache error %s\n",
  51               argv[optind], memcached_strerror(memc, rc));
  52     }
  53
  54     optind++;
  55   }
  56
  57   memcached_free(memc);
  58
  59   free(opt_servers);
  60
  61   return 0;
  62 }
  63
  64
  65 void options_parse(int argc, char *argv[])
  66 {
  67   memcached_programs_help_st help_options[]=
  68   {
  69     {0},
  70   };
  71
  72   static struct option long_options[]=
  73   {
  74     {"version", no_argument, NULL, OPT_VERSION},
  75     {"help", no_argument, NULL, OPT_HELP},
  76     {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
  77     {"debug", no_argument, &opt_verbose, OPT_DEBUG},
  78     {"servers", required_argument, NULL, OPT_SERVERS},
  79     {"expire", required_argument, NULL, OPT_EXPIRE},
  80     {0, 0, 0, 0},
  81   };
  82   int option_index= 0;
  83   int option_rv;
  84
  85   while (1)
  86   {
  87     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
  88     if (option_rv == -1) break;
  89     switch (option_rv)
  90     {
  91     case 0:
  92       break;
  93     case OPT_VERBOSE: /* --verbose or -v */
  94       opt_verbose = OPT_VERBOSE;
  95       break;
  96     case OPT_DEBUG: /* --debug or -d */
  97       opt_verbose = OPT_DEBUG;
  98       break;
  99     case OPT_VERSION: /* --version or -V */
 100       version_command(PROGRAM_NAME);
 101       break;
 102     case OPT_HELP: /* --help or -h */
 103       help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
 104       break;
 105     case OPT_SERVERS: /* --servers or -s */
 106       opt_servers= strdup(optarg);
 107       break;
 108     case OPT_EXPIRE: /* --expire */
 109       opt_expire= (time_t)strtoll(optarg, (char **)NULL, 10);
 110       break;
 111     case '?':
 112       /* getopt_long already printed an error message. */
 113       exit(1);
 114     default:
 115       abort();
 116     }
 117   }
 118 }