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 #include <strings.h>
  10
  11 #include <memcached.h>
  12 #include "client_options.h"
  13 #include "utilities.h"
  14
  15 /* Prototypes */
  16 void options_parse(int argc, char *argv[]);
  17
  18 static int opt_verbose= 0;
  19 static char *opt_servers= NULL;
  20 static int opt_method= OPT_SET;
  21 static uint16_t opt_flags= 0;
  22 static time_t opt_expires= 0;
  23
  24 int main(int argc, char *argv[])
  25 {
  26   memcached_st *memc;
  27   memcached_return rc;
  28
  29   options_parse(argc, argv);
  30
  31   memc= memcached_init(NULL);
  32
  33   if (opt_servers)
  34     parse_opt_servers(memc, opt_servers);
  35   else
  36     parse_opt_servers(memc, argv[--argc]);
  37
  38   while (optind < argc)
  39   {
  40     struct stat sbuf;
  41     int fd;
  42     char *ptr;
  43     ssize_t read_length;
  44     char *file_buffer_ptr;
  45
  46     fd= open(argv[optind], O_RDONLY);
  47     if (fd < 0)
  48     {
  49       fprintf(stderr, "memcp: %s: %s\n", argv[optind], strerror(errno));
  50       optind++;
  51       continue;
  52     }
  53
  54     (void)fstat(fd, &sbuf);
  55
  56     ptr= rindex(argv[optind], '/');
  57     if (ptr)
  58       ptr++;
  59     else
  60       ptr= argv[optind];
  61
  62     if (opt_verbose)
  63     {
  64       static char *opstr[] = { "set", "add", "replace" };
  65       printf("op: %s\nsource file: %s\nlength: %zu\n"
  66              "key: %s\nflags: %x\nexpires: %llu\n",
  67              opstr[opt_method - OPT_SET], argv[optind], (size_t)sbuf.st_size,
  68              ptr, opt_flags, (unsigned long long)opt_expires);
  69     }
  70
  71     if ((file_buffer_ptr= (char *)malloc(sizeof(char) * sbuf.st_size)) == NULL)
  72     {
  73       fprintf(stderr, "malloc: %s\n", strerror(errno));
  74       exit(1);
  75     }
  76
  77     if ((read_length= read(fd, file_buffer_ptr, sbuf.st_size)) == -1)
  78     {
  79       fprintf(stderr, "read: %s\n", strerror(errno));
  80       exit(1);
  81     }
  82     assert(read_length == sbuf.st_size);
  83
  84     if (opt_method == OPT_ADD)
  85       rc= memcached_add(memc, ptr, strlen(ptr),
  86                         file_buffer_ptr, sbuf.st_size,
  87                         opt_expires, opt_flags);
  88     else if (opt_method == OPT_REPLACE)
  89       rc= memcached_replace(memc, ptr, strlen(ptr),
  90                             file_buffer_ptr, sbuf.st_size,
  91                             opt_expires, opt_flags);
  92     else
  93       rc= memcached_set(memc, ptr, strlen(ptr),
  94                         file_buffer_ptr, sbuf.st_size,
  95                         opt_expires, opt_flags);
  96
  97     if (rc != MEMCACHED_SUCCESS)
  98       fprintf(stderr, "memcp: %s: memcache error %s\n",
  99               ptr, memcached_strerror(memc, rc));
 100
 101     free(file_buffer_ptr);
 102     close(fd);
 103     optind++;
 104   }
 105
 106   memcached_deinit(memc);
 107
 108   free(opt_servers);
 109
 110   return 0;
 111 }
 112
 113 void options_parse(int argc, char *argv[])
 114 {
 115   int option_index= 0;
 116   int option_rv;
 117
 118   static struct option long_options[]=
 119     {
 120       {"version", no_argument, NULL, OPT_VERSION},
 121       {"help", no_argument, NULL, OPT_HELP},
 122       {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
 123       {"debug", no_argument, &opt_verbose, OPT_DEBUG},
 124       {"servers", required_argument, NULL, OPT_SERVERS},
 125       {"flag", required_argument, NULL, OPT_FLAG},
 126       {"expire", required_argument, NULL, OPT_EXPIRE},
 127       {"set",  no_argument, NULL, OPT_SET},
 128       {"add",  no_argument, NULL, OPT_ADD},
 129       {"replace",  no_argument, NULL, OPT_REPLACE},
 130       {0, 0, 0, 0},
 131     };
 132
 133   while (1)
 134   {
 135     option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
 136
 137     if (option_rv == -1) break;
 138
 139     switch (option_rv)
 140     {
 141     case 0:
 142       break;
 143     case OPT_VERBOSE: /* --verbose or -v */
 144       opt_verbose = OPT_VERBOSE;
 145       break;
 146     case OPT_DEBUG: /* --debug or -d */
 147       opt_verbose = OPT_DEBUG;
 148       break;
 149     case OPT_VERSION: /* --version or -V */
 150       printf("memcache tools, memcp, v1.0\n");
 151       exit(0);
 152     case OPT_HELP: /* --help or -h */
 153       printf("useful help messages go here\n");
 154       exit(0);
 155     case OPT_SERVERS: /* --servers or -s */
 156       opt_servers= strdup(optarg);
 157       break;
 158     case OPT_FLAG: /* --flag */
 159       opt_flags= (uint16_t)strtol(optarg, (char **)NULL, 16);
 160       break;
 161     case OPT_EXPIRE: /* --expire */
 162       opt_expires= (time_t)strtoll(optarg, (char **)NULL, 10);
 163       break;
 164     case OPT_SET:
 165       opt_method= OPT_SET;
 166       break;
 167     case OPT_REPLACE:
 168       opt_method= OPT_REPLACE;
 169       break;
 170     case OPT_ADD:
 171       opt_method= OPT_ADD;
 172       break;
 173     case '?':
 174       /* getopt_long already printed an error message. */
 175       exit(1);
 176     default:
 177       abort();
 178     }
 179   }
 180 }