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Diffstat (limited to 'src/mongo/db/cmdline.h')
| -rw-r--r-- | src/mongo/db/cmdline.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/src/mongo/db/cmdline.h b/src/mongo/db/cmdline.h new file mode 100644 index 00000000000..5fe6ceb1005 --- /dev/null +++ b/src/mongo/db/cmdline.h @@ -0,0 +1,203 @@ +/** +* 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 { + +#ifdef MONGO_SSL + class SSLManager; +#endif + + /* command line options + */ + /* concurrency: OK/READ */ + struct CmdLine { + + CmdLine(); + + string binaryName; // mongod or mongos + string cwd; // cwd of when process started + + // this is suboptimal as someone could rename a binary. todo... + bool isMongos() const { return binaryName == "mongos"; } + + 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 preallocj; // --nopreallocj no preallocation of journal files + bool smallfiles; // --smallfiles allocate smaller data files + + bool configsvr; // --configsvr + + bool quota; // --quota + int quotaFiles; // --quotaFiles + bool cpu; // --cpu show cpu time periodically + + bool dur; // --dur durability (now --journal) + unsigned journalCommitInterval; // group/batch commit interval ms + + /** --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 + DurAlwaysRemap = 32, // remap the private view after every group commit (may lag to the next write lock acquisition, but will do all files then) + DurNoCheckSpace = 64 // don't check that there is enough room for journal files before startup (for diskfull tests) + }; + int durOptions; // --durOptions <n> for debugging + + bool objcheck; // --objcheck + + 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 + + bool noUnixSocket; // --nounixsocket + bool doFork; // --fork + string socket; // UNIX domain socket directory + + bool keyFile; + +#ifndef _WIN32 + pid_t parentProc; // --fork pid of initial process + pid_t leaderProc; // --fork pid of leader process +#endif + +#ifdef MONGO_SSL + bool sslOnNormalPorts; // --sslOnNormalPorts + string sslPEMKeyFile; // --sslPEMKeyFile + string sslPEMKeyPassword; // --sslPEMKeyPassword + + SSLManager* sslServerManager; // currently leaks on close +#endif + + static void launchOk(); + + 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 ); + + + static void parseConfigFile( istream &f, stringstream &ss); + /** + * @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 ); + + time_t started; + }; + + // todo move to cmdline.cpp? + inline CmdLine::CmdLine() : + port(DefaultDBPort), rest(false), jsonp(false), quiet(false), noTableScan(false), prealloc(true), preallocj(true), smallfiles(sizeof(int*) == 4), + configsvr(false), + quota(false), quotaFiles(8), cpu(false), durOptions(0), objcheck(false), oplogSize(0), defaultProfile(0), slowMS(100), pretouch(0), moveParanoia( true ), + syncdelay(60), noUnixSocket(false), doFork(0), socket("/tmp") + { + started = time(0); + + journalCommitInterval = 0; // 0 means use default + dur = false; +#if defined(_DURABLEDEFAULTON) + dur = true; +#endif + if( sizeof(void*) == 8 ) + dur = true; +#if defined(_DURABLEDEFAULTOFF) + dur = false; +#endif + +#ifdef MONGO_SSL + sslOnNormalPorts = false; + sslServerManager = 0; +#endif + } + + extern CmdLine cmdLine; + + void setupLaunchSignals(); + void setupCoreSignals(); + + string prettyHostName(); + + void printCommandLineOpts(); + + /** + * used for setParameter command + * 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 ) const = 0; + + static ParameterValidator * get( const string& name ); + + private: + const string _name; + }; + +} + |