X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=src%2Fbin%2Fmemping.cc;h=6058bc67df9cabeb2240081963233024a275b9bf;hb=6b7d2bf0319e0bd48bd6aa4ad8c56a935f98b0d2;hp=180d6a2108eee67450c42401cfd61cf9355432a9;hpb=5e760300d15ef4c5b7eed3fb9f37920ebca2f6ec;p=awesomized%2Flibmemcached diff --git a/src/bin/memping.cc b/src/bin/memping.cc index 180d6a21..6058bc67 100644 --- a/src/bin/memping.cc +++ b/src/bin/memping.cc @@ -1,197 +1,92 @@ -/* 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 -#include -#include "client_options.h" -#include "utilities.h" +/* + +--------------------------------------------------------------------+ + | 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 | + +--------------------------------------------------------------------+ +*/ -#include - -static bool opt_binary= false; -static int opt_verbose= 0; -static time_t opt_expire= 0; -static char *opt_servers= NULL; -static char *opt_username; -static char *opt_passwd; +#include "mem_config.h" -#define PROGRAM_NAME "memping" -#define PROGRAM_DESCRIPTION "Ping a server to see if it is alive" +#define PROGRAM_NAME "memping" +#define PROGRAM_DESCRIPTION "Ping a server or a set of servers." +#define PROGRAM_VERSION "1.1" -/* Prototypes */ -void options_parse(int argc, char *argv[]); +#include "common/options.hpp" +#include "common/checks.hpp" -int main(int argc, char *argv[]) -{ - options_parse(argc, argv); +#include "libmemcached/util.h" - if (opt_servers == NULL) - { - char *temp; +static memcached_return_t ping(const memcached_st *memc, const memcached_instance_st *s, void *ctx) { + auto opt = static_cast(ctx); + memcached_return_t rc; + bool ok; - if ((temp= getenv("MEMCACHED_SERVERS"))) - { - opt_servers= strdup(temp); - } - - if (opt_servers == NULL) - { - std::cerr << "No Servers provided" << std::endl; - exit(EXIT_FAILURE); - } + if (opt->isset("debug")) { + std::cerr << "Trying to ping" << s->_hostname << ":" << s->port() << ".\n"; } - int exit_code= EXIT_SUCCESS; - 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; - exit_code= EXIT_FAILURE; + if (auto username = opt->argof("username")) { + auto password = opt->argof("password"); + ok = libmemcached_util_ping2(s->_hostname, s->port(), username, password, &rc); + } else { + ok = libmemcached_util_ping(s->_hostname, s->port(), &rc); } - else - { - for (uint32_t x= 0; x < memcached_server_list_count(servers); x++) - { - memcached_return_t instance_rc; - const char *hostname= servers[x].hostname; - in_port_t port= servers[x].port; - - if (opt_verbose) - { - std::cout << "Trying to ping " << hostname << ":" << port << std::endl; - } - - if (libmemcached_util_ping2(hostname, port, opt_username, opt_passwd, &instance_rc) == false) - { - std::cerr << "Failed to ping " << hostname << ":" << port << " " << memcached_strerror(NULL, instance_rc) << std::endl; - exit_code= EXIT_FAILURE; - } - } + if (!ok && !opt->isset("quiet")) { + std::cerr << "Failed to ping '" << s->_hostname << ":" << s->port() + << ":" << memcached_strerror(memc, rc) << ".\n"; } - memcached_server_list_free(servers); - - free(opt_servers); - return exit_code; + return rc; } - -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)"expire", required_argument, NULL, OPT_EXPIRE}, - {(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: +int main(int argc, char *argv[]) { + client_options opt{PROGRAM_NAME, PROGRAM_VERSION, PROGRAM_DESCRIPTION}; + + for (const auto &def : opt.defaults) { + switch (def.opt.val) { + case 'h': // --help + case 'V': // --version + case 'v': // --verbose + case 'd': // --debug + case 'q': // --quiet + case 's': // --servers + case 'u': // --username + case 'p': // --password + opt.add(def); break; - - case OPT_BINARY: - opt_binary= true; - 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 */ - errno= 0; - opt_expire= time_t(strtoll(optarg, (char **)NULL, 10)); - if (errno != 0) - { - std::cerr << "Incorrect value passed to --expire: `" << optarg << "`" << std::endl; - exit(EXIT_FAILURE); - } - break; - - case OPT_USERNAME: - opt_username= optarg; - opt_binary= true; - break; - - case OPT_PASSWD: - opt_passwd= optarg; + default: break; + } + } - case OPT_QUIET: - close_stdio(); - break; + if (!opt.parse(argc, argv, nullptr)) { + exit(EXIT_FAILURE); + } - case '?': - /* getopt_long already printed an error message. */ - exit(1); - default: - abort(); - } + memcached_st memc; + if (!check_memcached(opt, memc)) { + exit(EXIT_FAILURE); } - if (opt_version) - { - version_command(PROGRAM_NAME); - exit(EXIT_SUCCESS); + if (!opt.apply(&memc)) { + memcached_free(&memc); + exit(EXIT_FAILURE); } - if (opt_help) - { - help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options); - exit(EXIT_SUCCESS); + auto exit_code = EXIT_SUCCESS; + memcached_server_fn cb[1] = {&ping}; + if (!memcached_success(memcached_server_cursor(&memc, cb, &opt, 1))) { + exit_code = EXIT_FAILURE; } + + memcached_free(&memc); + exit(exit_code); }