/* LibMemcached
* Copyright (C) 2006-2009 Brian Aker
* All rights reserved.
*
* Use and distribution licensed under the BSD license. See
* the COPYING file in the parent directory for full text.
*
* Summary:
*
*/
#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <getopt.h>
#include <libmemcached/memcached.h>
#include <string.h>
#include "client_options.h"
#include "utilities.h"
static int opt_binary= 0;
static int opt_verbose= 0;
static time_t opt_expire= 0;
static char *opt_servers= NULL;
static char *opt_hash= NULL;
static char *opt_username;
static char *opt_passwd;
#define PROGRAM_NAME "memrm"
#define PROGRAM_DESCRIPTION "Erase a key or set of keys from a memcached cluster."
/* Prototypes */
static void options_parse(int argc, char *argv[]);
int main(int argc, char *argv[])
{
memcached_st *memc;
memcached_return_t rc;
memcached_server_st *servers;
int return_code= 0;
options_parse(argc, argv);
initialize_sockets();
if (!opt_servers)
{
char *temp;
if ((temp= getenv("MEMCACHED_SERVERS")))
opt_servers= strdup(temp);
else
{
fprintf(stderr, "No Servers provided\n");
exit(1);
}
}
memc= memcached_create(NULL);
process_hash_option(memc, opt_hash);
servers= memcached_servers_parse(opt_servers);
memcached_server_push(memc, servers);
memcached_server_list_free(servers);
memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL,
(uint64_t) opt_binary);
if (!initialize_sasl(memc, opt_username, opt_passwd))
{
memcached_free(memc);
return 1;
}
while (optind < argc)
{
if (opt_verbose)
printf("key: %s\nexpires: %llu\n", argv[optind], (unsigned long long)opt_expire);
rc = memcached_delete(memc, argv[optind], strlen(argv[optind]), opt_expire);
if (rc != MEMCACHED_SUCCESS)
{
fprintf(stderr, "memrm: %s: memcache error %s",
argv[optind], memcached_strerror(memc, rc));
if (memc->cached_errno)
fprintf(stderr, " system error %s", strerror(memc->cached_errno));
fprintf(stderr, "\n");
return_code= -1;
}
optind++;
}
memcached_free(memc);
if (opt_servers)
free(opt_servers);
if (opt_hash)
free(opt_hash);
shutdown_sasl();
return return_code;
}
static void options_parse(int argc, char *argv[])
{
memcached_programs_help_st help_options[]=
{
{0},
};
static struct option long_options[]=
{
{(OPTIONSTRING)"version", no_argument, NULL, OPT_VERSION},
{(OPTIONSTRING)"help", no_argument, NULL, OPT_HELP},
{(OPTIONSTRING)"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
{(OPTIONSTRING)"debug", no_argument, &opt_verbose, OPT_DEBUG},
{(OPTIONSTRING)"servers", required_argument, NULL, OPT_SERVERS},
{(OPTIONSTRING)"expire", required_argument, NULL, OPT_EXPIRE},
{(OPTIONSTRING)"hash", required_argument, NULL, OPT_HASH},
{(OPTIONSTRING)"binary", no_argument, NULL, OPT_BINARY},
{(OPTIONSTRING)"username", required_argument, NULL, OPT_USERNAME},
{(OPTIONSTRING)"password", required_argument, NULL, OPT_PASSWD},
{0, 0, 0, 0},
};
int option_index= 0;
int option_rv;
while (1)
{
option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
if (option_rv == -1) break;
switch (option_rv)
{
case 0:
break;
case OPT_BINARY:
opt_binary = 1;
break;
case OPT_VERBOSE: /* --verbose or -v */
opt_verbose = OPT_VERBOSE;
break;
case OPT_DEBUG: /* --debug or -d */
opt_verbose = OPT_DEBUG;
break;
case OPT_VERSION: /* --version or -V */
version_command(PROGRAM_NAME);
break;
case OPT_HELP: /* --help or -h */
help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
break;
case OPT_SERVERS: /* --servers or -s */
opt_servers= strdup(optarg);
break;
case OPT_EXPIRE: /* --expire */
opt_expire= (time_t)strtoll(optarg, (char **)NULL, 10);
break;
case OPT_HASH:
opt_hash= strdup(optarg);
break;
case OPT_USERNAME:
opt_username= optarg;
break;
case OPT_PASSWD:
opt_passwd= optarg;
break;
case '?':
/* getopt_long already printed an error message. */
exit(1);
default:
abort();
}
}
}