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/*
* Copyright (C) 2013 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/s/mongos_options.h"
#include <string>
#include <vector>
#include "mongo/base/status.h"
#include "mongo/bson/util/builder.h"
#include "mongo/db/server_options.h"
#include "mongo/s/chunk.h"
#include "mongo/s/version_mongos.h"
#include "mongo/util/net/ssl_options.h"
#include "mongo/util/options_parser/startup_options.h"
#include "mongo/util/startup_test.h"
#include "mongo/util/stringutils.h"
namespace mongo {
typedef moe::OptionDescription OD;
typedef moe::PositionalOptionDescription POD;
MongosGlobalParams mongosGlobalParams;
Status addMongosOptions(moe::OptionSection* options) {
moe::OptionSection general_options("General options");
Status ret = addGeneralServerOptions(&general_options);
if (!ret.isOK()) {
return ret;
}
#if defined(_WIN32)
moe::OptionSection windows_scm_options("Windows Service Control Manager options");
ret = addWindowsServerOptions(&windows_scm_options);
if (!ret.isOK()) {
return ret;
}
#endif
#ifdef MONGO_SSL
moe::OptionSection ssl_options("SSL options");
ret = addSSLServerOptions(&ssl_options);
if (!ret.isOK()) {
return ret;
}
#endif
moe::OptionSection sharding_options("Sharding options");
ret = sharding_options.addOption(OD("configdb", "configdb", moe::String,
"1 or 3 comma separated config servers" , true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("localThreshold", "localThreshold", moe::Int,
"ping time (in ms) for a node to be considered local (default 15ms)" , true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("test", "test", moe::Switch, "just run unit tests",
true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("upgrade", "upgrade", moe::Switch,
"upgrade meta data version", true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("chunkSize", "chunkSize", moe::Int,
"maximum amount of data per chunk" , true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("ipv6", "ipv6", moe::Switch,
"enable IPv6 support (disabled by default)", true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("jsonp", "jsonp", moe::Switch,
"allow JSONP access via http (has security implications)", true));
if (!ret.isOK()) {
return ret;
}
ret = sharding_options.addOption(OD("noscripting", "noscripting", moe::Switch,
"disable scripting engine", true));
if (!ret.isOK()) {
return ret;
}
options->addSection(general_options);
#if defined(_WIN32)
options->addSection(windows_scm_options);
#endif
options->addSection(sharding_options);
#ifdef MONGO_SSL
options->addSection(ssl_options);
#endif
ret = options->addOption(OD("noAutoSplit", "noAutoSplit", moe::Switch,
"do not send split commands with writes", false));
if (!ret.isOK()) {
return ret;
}
return Status::OK();
}
void printMongosHelp(const moe::OptionSection& options) {
std::cout << options.helpString() << std::endl;
};
bool handlePreValidationMongosOptions(const moe::Environment& params,
const std::vector<std::string>& args) {
if (params.count("help")) {
printMongosHelp(moe::startupOptions);
return true;
}
if (params.count("version")) {
printShardingVersionInfo(true);
return true;
}
if ( params.count( "test" ) ) {
::mongo::logger::globalLogDomain()->setMinimumLoggedSeverity(
::mongo::logger::LogSeverity::Debug(5));
StartupTest::runTests();
return true;
}
return false;
}
Status storeMongosOptions(const moe::Environment& params,
const std::vector<std::string>& args) {
Status ret = storeServerOptions(params, args);
if (!ret.isOK()) {
return ret;
}
if ( params.count( "chunkSize" ) ) {
int csize = params["chunkSize"].as<int>();
// validate chunksize before proceeding
if ( csize == 0 ) {
return Status(ErrorCodes::BadValue, "error: need a non-zero chunksize");
}
if ( !Chunk::setMaxChunkSizeSizeMB( csize ) ) {
return Status(ErrorCodes::BadValue, "MaxChunkSize invalid");
}
}
if (params.count( "port" ) ) {
int port = params["port"].as<int>();
if ( port <= 0 || port > 65535 ) {
return Status(ErrorCodes::BadValue,
"error: port number must be between 1 and 65535");
}
}
if ( params.count( "localThreshold" ) ) {
serverGlobalParams.defaultLocalThresholdMillis = params["localThreshold"].as<int>();
}
if ( params.count( "ipv6" ) ) {
enableIPv6();
}
if ( params.count( "jsonp" ) ) {
serverGlobalParams.jsonp = true;
}
if (params.count("noscripting")) {
// This option currently has no effect for mongos
}
if (params.count("httpinterface")) {
if (params.count("nohttpinterface")) {
return Status(ErrorCodes::BadValue,
"can't have both --httpinterface and --nohttpinterface");
}
serverGlobalParams.isHttpInterfaceEnabled = true;
}
if (params.count("noAutoSplit")) {
warning() << "running with auto-splitting disabled" << endl;
Chunk::ShouldAutoSplit = false;
}
if ( ! params.count( "configdb" ) ) {
return Status(ErrorCodes::BadValue, "error: no args for --configdb");
}
splitStringDelim(params["configdb"].as<std::string>(), &mongosGlobalParams.configdbs, ',');
if (mongosGlobalParams.configdbs.size() != 1 && mongosGlobalParams.configdbs.size() != 3) {
return Status(ErrorCodes::BadValue, "need either 1 or 3 configdbs");
}
if (mongosGlobalParams.configdbs.size() == 1) {
warning() << "running with 1 config server should be done only for testing purposes "
<< "and is not recommended for production" << endl;
}
mongosGlobalParams.upgrade = params.count("upgrade");
return Status::OK();
}
} // namespace mongo
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