-/* LibMemcached
- * Copyright (C) 2011-2012 Data Differential, http://datadifferential.com/
- * 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 "mem_config.h"
-
-#include <cstdio>
-#include <cstring>
-#include <getopt.h>
-#include <iostream>
-#include <unistd.h>
-
-#include "libmemcached-1.0/memcached.h"
-#include "client_options.h"
-#include "utilities.h"
-
-static int opt_binary= 0;
-static int opt_verbose= 0;
-static char *opt_servers= NULL;
-static char *opt_hash= NULL;
-static char *opt_username;
-static char *opt_passwd;
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020 Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
+*/
-#define PROGRAM_NAME "memexist"
-#define PROGRAM_DESCRIPTION "Check for the existance of a key within a cluster."
-
-/* Prototypes */
-static void options_parse(int argc, char *argv[]);
+#include "mem_config.h"
-int main(int argc, char *argv[])
-{
- options_parse(argc, argv);
- initialize_sockets();
+#define PROGRAM_NAME "memexist"
+#define PROGRAM_DESCRIPTION "Check for the existence of a key within a memcached cluster."
+#define PROGRAM_VERSION "1.1"
- if (opt_servers == NULL)
- {
- char *temp;
+#include "common/options.hpp"
+#include "common/checks.hpp"
- if ((temp= getenv("MEMCACHED_SERVERS")))
- {
- opt_servers= strdup(temp);
- }
+int main(int argc, char *argv[]) {
+ client_options opt{PROGRAM_NAME, PROGRAM_VERSION, PROGRAM_DESCRIPTION, "key [key ...]"};
- if (opt_servers == NULL)
- {
- std::cerr << "No Servers provided" << std::endl;
- exit(EXIT_FAILURE);
- }
- }
-
- memcached_server_st* servers= memcached_servers_parse(opt_servers);
- if (servers == NULL or memcached_server_list_count(servers) == 0)
- {
- std::cerr << "Invalid server list provided:" << opt_servers << std::endl;
- return EXIT_FAILURE;
+ for (const auto &def : opt.defaults) {
+ opt.add(def);
}
- memcached_st* memc= memcached_create(NULL);
- process_hash_option(memc, opt_hash);
-
- memcached_server_push(memc, servers);
- memcached_server_list_free(servers);
- memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL,
- (uint64_t) opt_binary);
-
- if (opt_username and LIBMEMCACHED_WITH_SASL_SUPPORT == 0)
- {
- memcached_free(memc);
- std::cerr << "--username was supplied, but binary was not built with SASL support." << std::endl;
- return EXIT_FAILURE;
+ char **argp = nullptr;
+ if (!opt.parse(argc, argv, &argp)) {
+ exit(EXIT_FAILURE);
}
- if (opt_username)
- {
- memcached_return_t ret;
- if (memcached_failed(ret= memcached_set_sasl_auth_data(memc, opt_username, opt_passwd)))
- {
- std::cerr << memcached_last_error_message(memc) << std::endl;
- memcached_free(memc);
- return EXIT_FAILURE;
- }
+ memcached_st memc;
+ if (!check_memcached(opt, memc)) {
+ exit(EXIT_FAILURE);
}
- int return_code= EXIT_SUCCESS;
-
- while (optind < argc)
- {
- memcached_return_t rc= memcached_exist(memc, argv[optind], strlen(argv[optind]));
-
- if (rc == MEMCACHED_NOTFOUND)
- {
- if (opt_verbose)
- {
- std::cout << "Could not find key \"" << argv[optind] << "\"" << std::endl;
- }
-
- return_code= EXIT_FAILURE;
- }
- else if (memcached_failed(rc))
- {
- if (opt_verbose)
- {
- std::cerr << "Fatal error for key \"" << argv[optind] << "\" :" << memcached_last_error_message(memc) << std::endl;
- }
-
- return_code= EXIT_FAILURE;
- }
- else // success
- {
- if (opt_verbose)
- {
- std::cout << "Found key " << argv[optind] << std::endl;
- }
- }
-
- optind++;
+ if (!opt.apply(&memc)) {
+ memcached_free(&memc);
+ exit(EXIT_FAILURE);
}
- memcached_free(memc);
-
- if (opt_servers)
- {
- free(opt_servers);
+ if (!check_argp(opt, argp, "No key(s) provided.")) {
+ memcached_free(&memc);
+ exit(EXIT_FAILURE);
}
- if (opt_hash)
- {
- free(opt_hash);
- }
-
- 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)"quiet", no_argument, NULL, OPT_QUIET},
- {(OPTIONSTRING)"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
- {(OPTIONSTRING)"debug", no_argument, &opt_verbose, OPT_DEBUG},
- {(OPTIONSTRING)"servers", required_argument, NULL, OPT_SERVERS},
- {(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},
- };
-
- bool opt_version= false;
- bool opt_help= false;
- int option_index= 0;
-
- while (1)
- {
- int 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 */
- opt_version= true;
- break;
-
- case OPT_HELP: /* --help or -h */
- opt_help= true;
- break;
-
- case OPT_SERVERS: /* --servers or -s */
- opt_servers= strdup(optarg);
- break;
-
- case OPT_HASH:
- opt_hash= strdup(optarg);
- break;
-
- case OPT_USERNAME:
- opt_username= optarg;
- break;
-
- case OPT_PASSWD:
- opt_passwd= optarg;
- break;
-
- case OPT_QUIET:
- close_stdio();
- break;
-
- case '?':
- /* getopt_long already printed an error message. */
- exit(EXIT_SUCCESS);
-
- default:
- abort();
+ auto exit_code = EXIT_SUCCESS;
+ for (auto arg = argp; *arg; ++arg) {
+ auto key = *arg;
+ if (*key) {
+ if (check_return(opt, memc, key, memcached_exist(&memc, *arg, strlen(*arg)))) {
+ if (opt.isset("verbose")) {
+ std::cerr << "Found key '" << *arg << "'.\n";
+ }
+ } else {
+ exit_code = EXIT_FAILURE;
+ }
}
}
- if (opt_version)
- {
- version_command(PROGRAM_NAME);
- exit(EXIT_SUCCESS);
- }
-
- if (opt_help)
- {
- help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
- exit(EXIT_SUCCESS);
- }
+ memcached_free(&memc);
+ exit(exit_code);
}