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

   1 #include <stdio.h>
   2 #include <unistd.h>
   3 #include <getopt.h>
   4 #include <sys/types.h>
   5 #include <sys/stat.h>
   6 #include <sys/types.h>
   7 #include <sys/mman.h>
   8 #include <fcntl.h>
   9 #include <errno.h>
  10
  11 #include <memcached.h>
  12 #include "client_options.h"
  13
  14 /* Prototypes */
  15 void options_parse(int argc, char *argv[]);
  16
  17 static int opt_verbose;
  18 static char *opt_servers;
  19 static int opt_replace;
  20 uint16_t opt_flags= 0;
  21 time_t opt_expires= 0;
  22
  23 int main(int argc, char *argv[])
  24 {
  25   memcached_st *memc;
  26   char *string;
  27   size_t string_length;
  28   memcached_return rc;
  29
  30   options_parse(argc, argv);
  31
  32   memc= memcached_init(NULL);
  33   parse_opt_servers(memc, opt_servers);
  34
  35   while (optind <= argc)
  36   {
  37     char *mptr;
  38     struct stat sbuf;
  39     int fd;
  40     char *ptr;
  41
  42     fd= open(argv[optind], O_RDONLY);
  43     if (fd < 0) {
  44       fprintf(stderr, "memcp: %s: %s\n", argv[optind], strerror(errno));
  45       optind++;
  46       continue;
  47     }
  48
  49     (void)fstat(fd, &sbuf);
  50     mptr= mmap(NULL, sbuf.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
  51     if (mptr == MAP_FAILED) {
  52       fprintf(stderr, "memcp: %s: %s\n", argv[optind], strerror(errno));
  53       close(fd);
  54       optind++;
  55       continue;
  56     }
  57
  58     ptr= rindex(argv[optind], '/');
  59     if (ptr)
  60       ptr++;
  61     else
  62       ptr= argv[optind];
  63
  64     if (opt_verbose) {
  65       static char *opstr[] = { "set", "add", "replace" };
  66       printf("op: %s\nsource file: %s\nlength: %d\n"
  67              "key: %s\nflags: %d\n expires: %ld\n",
  68              opstr[opt_replace], argv[optind], sbuf.st_size,
  69              ptr, opt_flags, opt_expires);
  70     }
  71
  72     if (opt_replace == 0)
  73       rc= memcached_set(memc, ptr, strlen(ptr),
  74                         mptr, sbuf.st_size,
  75                         opt_expires, opt_flags);
  76     else if (opt_replace == 1)
  77       rc= memcached_add(memc, ptr, strlen(ptr),
  78                         mptr, sbuf.st_size,
  79                         opt_expires, opt_flags);
  80     else if (opt_replace == 2)
  81       rc= memcached_replace(memc, ptr, strlen(ptr),
  82                             mptr, sbuf.st_size,
  83                             opt_expires, opt_flags);
  84     else
  85       abort();
  86
  87     if (rc != MEMCACHED_SUCCESS) {
  88       fprintf(stderr, "memcp: %s: memcache error %s\n",
  89               ptr, memcached_strerror(memc, rc));
  90     }
  91
  92     munmap(mptr, sbuf.st_size);
  93     close(fd);
  94     optind++;
  95   }
  96
  97   memcached_deinit(memc);
  98
  99   return 0;
 100 };
 101
 102 void options_parse(int argc, char *argv[])
 103 {
 104   int option_index= 0;
 105   int option_rv;
 106
 107   static struct option long_options[] =
 108     {
 109       {"version", no_argument, NULL, OPT_VERSION},
 110       {"help", no_argument, NULL, OPT_HELP},
 111       {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
 112       {"debug", no_argument, &opt_verbose, OPT_DEBUG},
 113       {"servers", required_argument, NULL, OPT_SERVERS},
 114       {"flag", required_argument, NULL, OPT_FLAG},
 115       {"expire", required_argument, NULL, OPT_EXPIRE},
 116       {"set",  no_argument, &opt_replace, OPT_SET},
 117       {"add",  no_argument, &opt_replace, OPT_ADD},
 118       {"replace",  no_argument, &opt_replace, OPT_REPLACE},
 119       {0, 0, 0, 0},
 120     };
 121
 122   while (1)
 123   {
 124     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
 125
 126     if (option_rv == -1) break;
 127
 128     switch (option_rv) {
 129     case 0:
 130       break;
 131     case OPT_VERSION: /* --version or -V */
 132       printf("memcache tools, memcp, v1.0\n");
 133       exit(0);
 134     case OPT_HELP: /* --help or -h */
 135       printf("useful help messages go here\n");
 136       exit(0);
 137     case OPT_SERVERS: /* --servers or -s */
 138       opt_servers= optarg;
 139       break;
 140     case OPT_FLAG: /* --flag */
 141       opt_flags= (uint16_t)strtol(optarg, (char **)NULL, 10);
 142       break;
 143     case OPT_EXPIRE: /* --expire */
 144       opt_expires= (time_t)strtol(optarg, (char **)NULL, 10);
 145       break;
 146     case '?':
 147       /* getopt_long already printed an error message. */
 148       exit(1);
 149     default:
 150       abort();
 151     }
 152   }
 153 }