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 <fcntl.h>
   8 #include <errno.h>
   9
  10 #include <memcached.h>
  11 #include "client_options.h"
  12
  13 /* Prototypes */
  14 void options_parse(int argc, char *argv[]);
  15
  16 static int opt_verbose= 0;
  17 static char *opt_servers= NULL;
  18 static int opt_method= 0;
  19 uint16_t opt_flags= 0;
  20 time_t opt_expires= 0;
  21
  22 int main(int argc, char *argv[])
  23 {
  24   memcached_st *memc;
  25   char *string;
  26   size_t string_length;
  27   memcached_return rc;
  28   options_parse(argc, argv);
  29
  30   memc= memcached_init(NULL);
  31   if (opt_servers)
  32     parse_opt_servers(memc, opt_servers);
  33   else
  34     parse_opt_servers(memc, argv[--argc]);
  35
  36   while (optind < argc)
  37   {
  38     struct stat sbuf;
  39     int fd;
  40     char *ptr;
  41     ssize_t read_length;
  42     char *file_buffer_ptr;
  43
  44     fd= open(argv[optind], O_RDONLY);
  45     if (fd < 0)
  46     {
  47       fprintf(stderr, "memcp: %s: %s\n", argv[optind], strerror(errno));
  48       optind++;
  49       continue;
  50     }
  51
  52     (void)fstat(fd, &sbuf);
  53
  54     ptr= rindex(argv[optind], '/');
  55     if (ptr)
  56       ptr++;
  57     else
  58       ptr= argv[optind];
  59
  60     if (opt_verbose)
  61     {
  62       static char *opstr[] = { "set", "add", "replace" };
  63       printf("op: %s\nsource file: %s\nlength: %zu\n"
  64              "key: %s\nflags: %u\n expires: %llu\n",
  65              opstr[opt_method], argv[optind], sbuf.st_size,
  66              ptr, opt_flags, opt_expires);
  67     }
  68
  69     if ((file_buffer_ptr= (char *)malloc(sizeof(char) * sbuf.st_size)) == NULL)
  70     {
  71       fprintf(stderr, "malloc: %s\n", strerror(errno));
  72       exit(1);
  73     }
  74
  75     if ((read_length= read(fd, file_buffer_ptr, sbuf.st_size)) == -1)
  76     {
  77       fprintf(stderr, "read: %s\n", strerror(errno));
  78       exit(1);
  79     }
  80     assert(read_length == sbuf.st_size);
  81
  82     if (opt_method == OPT_ADD)
  83       rc= memcached_add(memc, ptr, strlen(ptr),
  84                         file_buffer_ptr, sbuf.st_size,
  85                         opt_expires, opt_flags);
  86     else if (opt_method == OPT_REPLACE)
  87       rc= memcached_replace(memc, ptr, strlen(ptr),
  88                             file_buffer_ptr, sbuf.st_size,
  89                             opt_expires, opt_flags);
  90     else
  91       rc= memcached_set(memc, ptr, strlen(ptr),
  92                         file_buffer_ptr, sbuf.st_size,
  93                         opt_expires, opt_flags);
  94
  95     if (rc != MEMCACHED_SUCCESS)
  96       fprintf(stderr, "memcp: %s: memcache error %s\n",
  97               ptr, memcached_strerror(memc, rc));
  98
  99     WATCHPOINT;
 100     free(file_buffer_ptr);
 101     close(fd);
 102     optind++;
 103   }
 104
 105   memcached_deinit(memc);
 106
 107   cleanup();
 108
 109   return 0;
 110 };
 111
 112 void options_parse(int argc, char *argv[])
 113 {
 114   int option_index= 0;
 115   int option_rv;
 116
 117   static struct option long_options[] =
 118     {
 119       {"version", no_argument, NULL, OPT_VERSION},
 120       {"help", no_argument, NULL, OPT_HELP},
 121       {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
 122       {"debug", no_argument, &opt_verbose, OPT_DEBUG},
 123       {"servers", required_argument, NULL, OPT_SERVERS},
 124       {"flag", required_argument, NULL, OPT_FLAG},
 125       {"expire", required_argument, NULL, OPT_EXPIRE},
 126       {"set",  no_argument, NULL, OPT_SET},
 127       {"add",  no_argument, NULL, OPT_ADD},
 128       {"replace",  no_argument, NULL, OPT_REPLACE},
 129       {0, 0, 0, 0},
 130     };
 131
 132   while (1)
 133   {
 134     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
 135
 136     if (option_rv == -1) break;
 137
 138     switch (option_rv) {
 139     case 0:
 140       break;
 141     case OPT_VERSION: /* --version or -V */
 142       printf("memcache tools, memcp, v1.0\n");
 143       exit(0);
 144     case OPT_HELP: /* --help or -h */
 145       printf("useful help messages go here\n");
 146       exit(0);
 147     case OPT_SERVERS: /* --servers or -s */
 148       opt_servers= strdup_cleanup(optarg);
 149       break;
 150     case OPT_FLAG: /* --flag */
 151       opt_flags= (uint16_t)strtol(optarg, (char **)NULL, 10);
 152       break;
 153     case OPT_EXPIRE: /* --expire */
 154       opt_expires= (time_t)strtol(optarg, (char **)NULL, 10);
 155       break;
 156     case OPT_SET:
 157       opt_method= OPT_SET;
 158       break;
 159     case OPT_REPLACE:
 160       opt_method= OPT_REPLACE;
 161       break;
 162     case OPT_ADD:
 163       opt_method= OPT_ADD;
 164       break;
 165     case '?':
 166       /* getopt_long already printed an error message. */
 167       exit(1);
 168     default:
 169       abort();
 170     }
 171   }
 172 }