X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=src%2Fbin%2Fmemexist.cc;h=f4ede92a82f2bef67c7d16c3cc33704a55fdab37;hb=118abd2f53e24a4f312ad0fcd484f6f8dbe5094c;hp=d08492eebfd6f7291ec9609085beb801d20ad54f;hpb=5bb6f975322d3da0caf082b8d890132194d0a4ea;p=awesomized%2Flibmemcached diff --git a/src/bin/memexist.cc b/src/bin/memexist.cc index d08492ee..f4ede92a 100644 --- a/src/bin/memexist.cc +++ b/src/bin/memexist.cc @@ -1,241 +1,68 @@ -/* 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 -#include -#include -#include -#include - -#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 | + +--------------------------------------------------------------------+ +*/ -#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); }