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/*
* Copyright (C) 2010 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mongo/tools/mongotop_options.h"
#include "mongo/base/status.h"
#include "mongo/util/options_parser/environment.h"
#include "mongo/util/options_parser/option_description.h"
#include "mongo/util/options_parser/option_section.h"
#include "mongo/util/options_parser/options_parser.h"
#include "mongo/util/options_parser/startup_option_init.h"
namespace mongo {
MongoTopGlobalParams mongoTopGlobalParams;
typedef moe::OptionDescription OD;
typedef moe::PositionalOptionDescription POD;
Status addMongoTopOptions(moe::OptionSection* options) {
Status ret = addGeneralToolOptions(options);
if (!ret.isOK()) {
return ret;
}
ret = addRemoteServerToolOptions(options);
if (!ret.isOK()) {
return ret;
}
ret = options->addOption(OD("locks", "locks", moe::Switch,
"use db lock info instead of top", true));
if(!ret.isOK()) {
return ret;
}
ret = options->addPositionalOption(POD( "sleep", moe::Int, 1 ));
if(!ret.isOK()) {
return ret;
}
return Status::OK();
}
void printMongoTopHelp(const moe::OptionSection options, std::ostream* out) {
*out << "View live MongoDB collection statistics.\n" << std::endl;
*out << options.helpString();
*out << std::flush;
}
Status handlePreValidationMongoTopOptions(const moe::Environment& params) {
if (toolsParsedOptions.count("help")) {
printMongoTopHelp(toolsOptions, &std::cout);
::_exit(0);
}
return Status::OK();
}
Status storeMongoTopOptions(const moe::Environment& params,
const std::vector<std::string>& args) {
Status ret = storeGeneralToolOptions(params, args);
if (!ret.isOK()) {
return ret;
}
mongoTopGlobalParams.sleep = getParam("sleep", 1);
mongoTopGlobalParams.useLocks = hasParam("locks");
// Make the default db "admin" if it was not explicitly set
if (!toolsParsedOptions.count("db")) {
toolGlobalParams.db = "admin";
}
return Status::OK();
}
MONGO_GENERAL_STARTUP_OPTIONS_REGISTER(MongoTopOptions)(InitializerContext* context) {
return addMongoTopOptions(&toolsOptions);
}
MONGO_STARTUP_OPTIONS_PARSE(MongoTopOptions)(InitializerContext* context) {
moe::OptionsParser parser;
Status ret = parser.run(toolsOptions, context->args(), context->env(),
&toolsParsedOptions);
if (!ret.isOK()) {
std::cerr << ret.reason() << std::endl;
std::cerr << "try '" << context->args()[0]
<< " --help' for more information" << std::endl;
::_exit(EXIT_BADOPTIONS);
}
return Status::OK();
}
MONGO_STARTUP_OPTIONS_VALIDATE(MongoTopOptions)(InitializerContext* context) {
Status ret = handlePreValidationMongoTopOptions(toolsParsedOptions);
if (!ret.isOK()) {
return ret;
}
ret = toolsParsedOptions.validate();
if (!ret.isOK()) {
return ret;
}
return Status::OK();
}
MONGO_STARTUP_OPTIONS_STORE(MongoTopOptions)(InitializerContext* context) {
return storeMongoTopOptions(toolsParsedOptions, context->args());
}
}
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