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TXSlave.h
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1// @(#)root/proofx:$Id$
2// Author: G. Ganis Oct 2005
3
4/*************************************************************************
5 * Copyright (C) 1995-2005, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12#ifndef ROOT_TXSlave
13#define ROOT_TXSlave
14
15
16//////////////////////////////////////////////////////////////////////////
17// //
18// TXSlave //
19// //
20// This is the version of TSlave for slave servers based on XRD. //
21// See TSlave for details. //
22// //
23//////////////////////////////////////////////////////////////////////////
24
25#include "TSlave.h"
26#include "TXHandler.h"
27
28class TObjString;
29class TSocket;
30class TSignalHandler;
31
32class TXSlave : public TSlave, public TXHandler {
33
34friend class TProof;
35friend class TXProofMgr;
36
37private:
39 Int_t fNWrks; // Number of workers when submaster in remote plite
40 TSignalHandler *fIntHandler; //interrupt signal handler (ctrl-c)
41
42 void Init(const char *host, Int_t stype);
43 void ParseBuffer();
44
45 // Static methods
47
48protected:
49 void FlushSocket();
50 void Interrupt(Int_t type);
51 Int_t Ping();
52 TObjString *SendCoordinator(Int_t kind, const char *msg = 0, Int_t int2 = 0);
53 Int_t SendGroupPriority(const char *grp, Int_t priority);
54 void SetAlias(const char *alias);
55 void StopProcess(Bool_t abort, Int_t timeout);
56
57public:
58 TXSlave(const char *url, const char *ord, Int_t perf,
59 const char *image, TProof *proof, Int_t stype,
60 const char *workdir, const char *msd, Int_t nwk = 1);
61 virtual ~TXSlave();
62
63 void Close(Option_t *opt = "");
64 void DoError(int level, const char *location, const char *fmt,
65 va_list va) const;
66
67 Bool_t HandleError(const void *in = 0); // Error Handler
68 Bool_t HandleInput(const void *in = 0); // Input handler
69
71
72 Int_t SetupServ(Int_t stype, const char *conffile);
73
74 void Touch();
75
76 ClassDef(TXSlave,0) //Xrd PROOF slave server
77};
78
79#endif
int Int_t
Definition: RtypesCore.h:45
bool Bool_t
Definition: RtypesCore.h:63
const Bool_t kTRUE
Definition: RtypesCore.h:100
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
int type
Definition: TGX11.cxx:121
Collectable string class.
Definition: TObjString.h:28
This class controls a Parallel ROOT Facility, PROOF, cluster.
Definition: TProof.h:316
Class describing a PROOF worker server.
Definition: TSlave.h:46
friend class TXSlave
Definition: TSlave.h:51
Handler of asynchronous events for XProofD sockets.
Definition: TXHandler.h:28
Implementation of the functionality provided by TProofMgr in the case of a xproofd-based session.
Definition: TXProofMgr.h:40
This is the version of TSlave for workers servers based on XProofD.
Definition: TXSlave.h:32
void StopProcess(Bool_t abort, Int_t timeout)
Sent stop/abort request to PROOF server.
Definition: TXSlave.cxx:456
void Touch()
Touch the client admin file to proof we are alive.
Definition: TXSlave.cxx:406
void SetAlias(const char *alias)
Set an alias for this session.
Definition: TXSlave.cxx:535
void Interrupt(Int_t type)
Send interrupt to master or slave servers.
Definition: TXSlave.cxx:418
Int_t SetupServ(Int_t stype, const char *conffile)
Init a PROOF slave object.
Definition: TXSlave.cxx:333
Bool_t HandleError(const void *in=0)
Handle error on the input socket.
Definition: TXSlave.cxx:563
void SetInterruptHandler(Bool_t on=kTRUE)
Set/Unset the interrupt handler.
Definition: TXSlave.cxx:680
virtual ~TXSlave()
Destroy slave.
Definition: TXSlave.cxx:374
Int_t fNWrks
Definition: TXSlave.h:39
static Int_t GetProofdProtocol(TSocket *s)
Find out the remote proofd protocol version.
Definition: TXSlave.cxx:469
Int_t Ping()
Ping the remote master or slave servers.
Definition: TXSlave.cxx:396
void Close(Option_t *opt="")
Close slave socket.
Definition: TXSlave.cxx:382
Bool_t HandleInput(const void *in=0)
Handle asynchronous input on the socket.
Definition: TXSlave.cxx:636
Bool_t fValid
Definition: TXSlave.h:38
TSignalHandler * fIntHandler
Definition: TXSlave.h:40
TObjString * SendCoordinator(Int_t kind, const char *msg=0, Int_t int2=0)
Send message to intermediate coordinator.
Definition: TXSlave.cxx:525
void ParseBuffer()
Parse fBuffer after a connection attempt.
Definition: TXSlave.cxx:302
void DoError(int level, const char *location, const char *fmt, va_list va) const
Interface to ErrorHandler (protected).
Definition: TXSlave.cxx:68
void Init(const char *host, Int_t stype)
Init a PROOF slave object.
Definition: TXSlave.cxx:132
void FlushSocket()
Clean any input on the socket.
Definition: TXSlave.cxx:698
Int_t SendGroupPriority(const char *grp, Int_t priority)
Communicate to the coordinator the priprity of the group to which the user belongs Return 0 on succes...
Definition: TXSlave.cxx:550
static constexpr double s