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/**
* Copyright (C) 2008 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/>.
*/
#pragma once
#include "../pch.h"
#include "jsobj.h"
namespace mongo {
/* command line options
*/
/* concurrency: OK/READ */
struct CmdLine {
CmdLine() :
port(DefaultDBPort), rest(false), jsonp(false), quiet(false), noTableScan(false), prealloc(true), smallfiles(sizeof(int*) == 4),
quota(false), quotaFiles(8), cpu(false), durOptions(0), oplogSize(0), defaultProfile(0), slowMS(100), pretouch(0), moveParanoia( true ),
syncdelay(60), socket("/tmp") {
// default may change for this later.
#if defined(_DURABLEDEFAULTON)
dur = true;
#else
dur = false;
#endif
}
string binaryName; // mongod or mongos
string cwd; // cwd of when process started
int port; // --port
enum {
DefaultDBPort = 27017,
ConfigServerPort = 27019,
ShardServerPort = 27018
};
bool isDefaultPort() const { return port == DefaultDBPort; }
string bind_ip; // --bind_ip
bool rest; // --rest
bool jsonp; // --jsonp
string _replSet; // --replSet[/<seedlist>]
string ourSetName() const {
string setname;
size_t sl = _replSet.find('/');
if( sl == string::npos )
return _replSet;
return _replSet.substr(0, sl);
}
bool usingReplSets() const { return !_replSet.empty(); }
// for master/slave replication
string source; // --source
string only; // --only
bool quiet; // --quiet
bool noTableScan; // --notablescan no table scans allowed
bool prealloc; // --noprealloc no preallocation of data files
bool smallfiles; // --smallfiles allocate smaller data files
bool quota; // --quota
int quotaFiles; // --quotaFiles
bool cpu; // --cpu show cpu time periodically
bool dur; // --dur durability
/** --durOptions 7 dump journal and terminate without doing anything further
--durOptions 4 recover and terminate without listening
*/
enum { // bits to be ORed
DurDumpJournal = 1, // dump diagnostics on the journal during recovery
DurScanOnly = 2, // don't do any real work, just scan and dump if dump specified
DurRecoverOnly = 4, // terminate after recovery step
DurParanoid = 8, // paranoid mode enables extra checks
DurAlwaysCommit = 16 // do a group commit every time the writelock is released
};
int durOptions; // --durOptions <n> for debugging
long long oplogSize; // --oplogSize
int defaultProfile; // --profile
int slowMS; // --time in ms that is "slow"
int pretouch; // --pretouch for replication application (experimental)
bool moveParanoia; // for move chunk paranoia
double syncdelay; // seconds between fsyncs
string socket; // UNIX domain socket directory
static void addGlobalOptions( boost::program_options::options_description& general ,
boost::program_options::options_description& hidden );
static void addWindowsOptions( boost::program_options::options_description& windows ,
boost::program_options::options_description& hidden );
/**
* @return true if should run program, false if should exit
*/
static bool store( int argc , char ** argv ,
boost::program_options::options_description& visible,
boost::program_options::options_description& hidden,
boost::program_options::positional_options_description& positional,
boost::program_options::variables_map &output );
};
extern CmdLine cmdLine;
void setupCoreSignals();
string prettyHostName();
/**
* used for setParameter
* so you can write validation code that lives with code using it
* rather than all in the command place
* also lets you have mongos or mongod specific code
* without pulling it all sorts of things
*/
class ParameterValidator {
public:
ParameterValidator( const string& name );
virtual ~ParameterValidator() {}
virtual bool isValid( BSONElement e , string& errmsg ) = 0;
static ParameterValidator * get( const string& name );
private:
string _name;
// don't need to lock since this is all done in static init
static map<string,ParameterValidator*> * _all;
};
}
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