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