TProofServ
class description - source file - inheritance tree
private:
Int_t CatMotd()
void Info(const char* method, const char* msgfmt, int) const
void RedirectOutput()
void Setup()
public:
TProofServ TProofServ(int* argc, char** argv)
TProofServ TProofServ(TProofServ&)
virtual void ~TProofServ()
static TClass* Class()
TObject* Get(const char* namecycle)
const char* GetConfDir() const
const char* GetConfFile() const
Float_t GetCpuTime() const
Stat_t GetEntriesProcessed() const
Int_t GetGroupId() const
Int_t GetGroupSize() const
void GetLimits(Int_t dim, Int_t nentries, Int_t* nbins, Double_t* vmin, Double_t* vmax)
Int_t GetLogLevel() const
Bool_t GetNextPacket(Int_t& nentries, Stat_t& firstentry)
virtual void GetOptions(int* argc, char** argv)
Int_t GetOrdinal() const
Int_t GetProtocol() const
Float_t GetRealTime() const
const char* GetService() const
TSocket* GetSocket() const
const char* GetUser() const
void HandleSigPipe()
void HandleSocketInput()
void HandleUrgentData()
void Interrupt()
virtual TClass* IsA() const
static Bool_t IsActive()
Bool_t IsMaster() const
Bool_t IsParallel() const
virtual void Print(Option_t* option) const
Int_t ReceiveFile(const char* file, Bool_t bin, Long_t size)
void Reset(const char* dir)
virtual void Run(Bool_t retrn = kFALSE)
void SendLogFile(Int_t status = 0)
void SendStatus()
virtual void ShowMembers(TMemberInspector& insp, char* parent)
virtual void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
virtual void Terminate(int status)
static TProofServ* This()
private:
TString fService service we are running, either "proofserv" or "proofslave"
TString fUser user as which we run
TString fPasswd encoded passwd info for slaves
TString fConfDir directory containing cluster config information
TString fConfFile file containing config information
TString fLogDir directory containing log files
TSocket* fSocket socket connection to client
FILE* fLogFile log file
Int_t fProtocol protocol version number
Int_t fOrdinal slave ordinal number, -1 for master
Int_t fGroupId slave unique id in the active slave group
Int_t fGroupSize size of the active slave group
Int_t fLogLevel debug logging level
Bool_t fMasterServ true if we are a master server
Int_t fNcmd command history number
Bool_t fInterrupt if true macro execution will be stopped
Float_t fRealTime real time spent executing commands
Float_t fCpuTime CPU time spent executing commands
Stat_t fEntriesProcessed total number of entries processed (obtained via GetNextPacket)
TProofServ
TProofServ is the PROOF server. It can act either as the master
server or as a slave server, depending on its startup arguments. It
receives and handles message coming from the client or from the
master server.
TProofServ(int *argc, char **argv)
: TApplication("proofserv", argc, argv)
Create an application environment. The TProofServ environment provides
an eventloop via inheritance of TApplication.
~TProofServ()
Cleanup. Not really necessary since after this dtor there is no
live anyway.
Int_t CatMotd()
Print message of the day (in fConfDir/proof/etc/motd). The motd
is not shown more than once a dat. If the file fConfDir/proof/etc/noproof
exists, show its contents and close the connection.
TObject* Get(const char *namecycle)
Get object with name "name;cycle" (e.g. "aap;2") from master or client.
This method is called by TDirectory::Get() in case the object can not
be found locally.
void GetLimits(Int_t dim, Int_t nentries, Int_t *nbins, Double_t *vmin, Double_t *vmax)
Get limits of histogram from master. This method is called by
TTree::TakeEstimate().
Bool_t GetNextPacket(Int_t &nentries, Stat_t &firstentry)
Get next range of entries to be processed on this server.
void GetOptions(int *argc, char **argv)
Get and handle command line options. Fixed format:
"proofserv"|"proofslave" <confdir>
void HandleSocketInput()
Handle input coming from the client or from the master server.
void HandleUrgentData()
Handle Out-Of-Band data sent by the master or client.
void HandleSigPipe()
Called when the client is not alive anymore (i.e. when kKeepAlive
has failed).
void Info(const char *location, const char *va_(fmt), ...) const
Issue informational message. Use "location" to specify the method
where the info was issued. Accepts standard printf formatting arguments.
Should be moved into TObject.
Bool_t IsParallel() const
True if in parallel mode.
void Print(Option_t *) const
Print status of slave server.
void RedirectOutput()
Redirect stdout to a log file. This log file will be flushed to the
client or master after each command.
void Reset(const char *dir)
Reset PROOF environment to be ready for execution of next command.
Int_t ReceiveFile(const char *file, Bool_t bin, Long_t size)
Receive a file, either sent by a client or a master server.
If bin is true it is a binary file, other wise it is an ASCII
file and we need to check for Windows r tokens. Returns -1 in
case of error, 0 otherwise.
void Run(Bool_t retrn)
Main server eventloop.
void SendLogFile(Int_t status)
Send log file to master.
void SendStatus()
Send status of slave server to master or client.
void Setup()
Print the ProofServ logo on standard output.
void Terminate(int status)
Terminate the proof server.
Bool_t IsActive()
Static function that returns kTRUE in case we are a PROOF server.
TProofServ* This()
Static function returning pointer to global object gProofServ.
Mainly for use via CINT, where the gProofServ symbol might be
deleted from the symbol table.
Inline Functions
const char* GetService() const
const char* GetConfDir() const
const char* GetConfFile() const
const char* GetUser() const
Int_t GetProtocol() const
Int_t GetOrdinal() const
Int_t GetGroupId() const
Int_t GetGroupSize() const
Int_t GetLogLevel() const
TSocket* GetSocket() const
Float_t GetRealTime() const
Float_t GetCpuTime() const
void Interrupt()
Bool_t IsMaster() const
Stat_t GetEntriesProcessed() const
TClass* Class()
TClass* IsA() const
void ShowMembers(TMemberInspector& insp, char* parent)
void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
TProofServ TProofServ(TProofServ&)
Author: Fons Rademakers 16/02/97
Last update: root/proof:$Name: $:$Id: TProofServ.cxx,v 1.11 2000/12/19 14:34:31 rdm Exp $
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
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