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Reference Guide
TXSocket Class Reference

High level handler of connections to XProofD.

See TSocket for details.

Definition at line 59 of file TXSocket.h.

Public Types

enum  EUrgentMsgType { kStopProcess = 2000 }
 
- Public Types inherited from TSocket
enum  EInterest { kRead = 1 , kWrite = 2 }
 
enum  EServiceType { kSOCKD , kROOTD , kPROOFD }
 
enum  EStatusBits { kIsUnix = BIT(16) , kBrokenConn = BIT(17) }
 
- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0) , kOverwrite = BIT(1) , kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0) , kMustCleanup = BIT(3) , kIsReferenced = BIT(4) , kHasUUID = BIT(5) ,
  kCannotPick = BIT(6) , kNoContextMenu = BIT(8) , kInvalidObject = BIT(13)
}
 

Public Member Functions

 TXSocket (const char *url, Char_t mode='M', Int_t psid=-1, Char_t ver=-1, const char *logbuf=0, Int_t loglevel=-1, TXHandler *handler=0)
 Constructor Open the connection to a remote XrdProofd instance and start a PROOF session. More...
 
virtual ~TXSocket ()
 Destructor. More...
 
virtual void Close (Option_t *opt="")
 Close connection. More...
 
Bool_t Create (Bool_t attach=kFALSE)
 This method sends a request for creation of (or attachment to) a remote server application. More...
 
void CtrlC ()
 Interrupt the remote protocol instance. More...
 
void DisableTimeout ()
 
void DisconnectSession (Int_t id, Option_t *opt="")
 Disconnect a session. More...
 
void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void EnableTimeout ()
 
Int_t Flush ()
 Flush the asynchronous queue. More...
 
virtual Int_t GetClientID () const
 
virtual Int_t GetClientIDSize () const
 
Int_t GetInterrupt (Bool_t &forward)
 Get latest interrupt level and reset it; if the interrupt has to be propagated to lower stages forward will be kTRUE after the call. More...
 
Int_t GetLogConnID () const
 Getter for logical connection ID. More...
 
Int_t GetOpenError () const
 Getter for last error. More...
 
Int_t GetServType () const
 Getter for server type. More...
 
Int_t GetSessionID () const
 Getter for session ID. More...
 
Int_t GetXrdProofdVersion () const
 
Bool_t IsAWait ()
 
Bool_t IsInterrupt ()
 
Bool_t IsServProofd ()
 Return kTRUE if the remote server is a 'proofd'. More...
 
Bool_t IsValid () const
 Getter for validity status. More...
 
Bool_t Ping (const char *ord=0)
 Ping functionality: contact the server to check its vitality. More...
 
virtual UnsolRespProcResult ProcessUnsolicitedMsg (XrdClientUnsolMsgSender *s, XrdClientMessage *msg)
 We are here if an unsolicited response comes from a logical conn The response comes in the form of an XrdClientMessage *, that must NOT be destroyed after processing. More...
 
virtual Int_t Reconnect ()
 Try reconnection after failure. More...
 
Int_t Recv (char *mess, Int_t max)
 Receive a character string message of maximum max length. More...
 
Int_t Recv (char *mess, Int_t max, Int_t &kind)
 Receive a character string message of maximum max length. More...
 
Int_t Recv (Int_t &status, Int_t &kind)
 Receives a status and a message type. More...
 
Int_t Recv (TMessage *&mess)
 Receive a TMessage object. More...
 
Int_t RecvRaw (void *buf, Int_t len, ESendRecvOptions opt=kDefault)
 Receive a raw buffer of specified length bytes. More...
 
void RemoteTouch ()
 Remote touch functionality: contact the server to proof our vitality. More...
 
virtual void RemoveClientID ()
 
Int_t Send (const char *mess, Int_t kind=kMESS_STRING)
 Send a character string buffer. More...
 
Int_t Send (const TMessage &mess)
 Send a TMessage object. More...
 
Int_t Send (Int_t kind)
 Send a single message opcode. More...
 
Int_t Send (Int_t status, Int_t kind)
 Send a status and a single message opcode. More...
 
TObjStringSendCoordinator (Int_t kind, const char *msg=0, Int_t int2=0, Long64_t l64=0, Int_t int3=0, const char *opt=0)
 Send message to intermediate coordinator. More...
 
Int_t SendInterrupt (Int_t type)
 Send urgent message (interrupt) to remote server Returns 0 or -1 in case of error. More...
 
Int_t SendRaw (const void *buf, Int_t len, ESendRecvOptions opt=kDontBlock)
 Send a raw buffer of specified length. More...
 
void SendUrgent (Int_t type, Int_t int1, Int_t int2)
 Send urgent message to counterpart; 'type' specifies the type of the message (see TXSocket::EUrgentMsgType), and 'int1', 'int2' two containers for additional information. More...
 
void SetAWait (Bool_t w=kTRUE)
 
virtual void SetClientID (Int_t)
 
void SetInterrupt (Bool_t i=kTRUE)
 
Int_t SetOption (ESockOptions, Int_t)
 Set socket options. More...
 
void SetSendOpt (ESendRecvOptions o)
 
void SetSessionID (Int_t id)
 Set session ID to 'id'. If id < 0, disable also the asynchronous handler. More...
 
- Public Member Functions inherited from TSocket
 TSocket (const char *host, const char *service, Int_t tcpwindowsize=-1)
 Create a socket. More...
 
 TSocket (const char *host, Int_t port, Int_t tcpwindowsize=-1)
 Create a socket; see CreateAuthSocket for the form of url. More...
 
 TSocket (const char *sockpath)
 Create a socket in the Unix domain on 'sockpath'. More...
 
 TSocket (const TSocket &s)
 TSocket copy ctor. More...
 
 TSocket (Int_t descriptor)
 Create a socket. More...
 
 TSocket (Int_t descriptor, const char *sockpath)
 Create a socket. More...
 
 TSocket (TInetAddress address, const char *service, Int_t tcpwindowsize=-1)
 Create a socket. More...
 
 TSocket (TInetAddress address, Int_t port, Int_t tcpwindowsize=-1)
 Create a socket. More...
 
virtual ~TSocket ()
 
virtual void Close (Option_t *opt="")
 Close the socket. More...
 
UInt_t GetBytesRecv () const
 
UInt_t GetBytesSent () const
 
Int_t GetCompressionAlgorithm () const
 
Int_t GetCompressionLevel () const
 
Int_t GetCompressionSettings () const
 
virtual Int_t GetDescriptor () const
 
Int_t GetErrorCode () const
 Returns error code. More...
 
TInetAddress GetInetAddress () const
 
TTimeStamp GetLastUsage ()
 
virtual TInetAddress GetLocalInetAddress ()
 Return internet address of local host to which the socket is bound. More...
 
virtual Int_t GetLocalPort ()
 Return the local port # to which the socket is bound. More...
 
virtual Int_t GetOption (ESockOptions opt, Int_t &val)
 Get socket options. Returns -1 in case of error. More...
 
Int_t GetPort () const
 
Int_t GetRemoteProtocol () const
 
TSecContextGetSecContext () const
 
const char * GetService () const
 
Int_t GetServType () const
 
Int_t GetTcpWindowSize () const
 
const char * GetUrl () const
 
virtual Bool_t IsAuthenticated () const
 
virtual Bool_t IsValid () const
 
virtual Int_t Reconnect ()
 
virtual Int_t Recv (char *mess, Int_t max)
 Receive a character string message of maximum max length. More...
 
virtual Int_t Recv (char *mess, Int_t max, Int_t &kind)
 Receive a character string message of maximum max length. More...
 
virtual Int_t Recv (Int_t &status, Int_t &kind)
 Receives a status and a message type. More...
 
virtual Int_t Recv (TMessage *&mess)
 Receive a TMessage object. More...
 
virtual Int_t RecvRaw (void *buffer, Int_t length, ESendRecvOptions opt=kDefault)
 Receive a raw buffer of specified length bytes. More...
 
virtual Int_t Select (Int_t interest=kRead, Long_t timeout=-1)
 Waits for this socket to change status. More...
 
virtual Int_t Send (const char *mess, Int_t kind=kMESS_STRING)
 Send a character string buffer. More...
 
virtual Int_t Send (const TMessage &mess)
 Send a TMessage object. More...
 
virtual Int_t Send (Int_t kind)
 Send a single message opcode. More...
 
virtual Int_t Send (Int_t status, Int_t kind)
 Send a status and a single message opcode. More...
 
virtual Int_t SendObject (const TObject *obj, Int_t kind=kMESS_OBJECT)
 Send an object. More...
 
virtual Int_t SendRaw (const void *buffer, Int_t length, ESendRecvOptions opt=kDefault)
 Send a raw buffer of specified length. More...
 
void SetCompressionAlgorithm (Int_t algorithm=ROOT::RCompressionSetting::EAlgorithm::kUseGlobal)
 See comments for function SetCompressionSettings. More...
 
void SetCompressionLevel (Int_t level=ROOT::RCompressionSetting::ELevel::kUseMin)
 See comments for function SetCompressionSettings. More...
 
void SetCompressionSettings (Int_t settings=ROOT::RCompressionSetting::EDefaults::kUseCompiledDefault)
 Used to specify the compression level and algorithm: settings = 100 * algorithm + level. More...
 
virtual Int_t SetOption (ESockOptions opt, Int_t val)
 Set socket options. More...
 
void SetRemoteProtocol (Int_t rproto)
 
void SetSecContext (TSecContext *ctx)
 
void SetService (const char *service)
 
void SetServType (Int_t st)
 
void SetUrl (const char *url)
 
void Touch ()
 
- Public Member Functions inherited from TNamed
 TNamed ()
 
 TNamed (const char *name, const char *title)
 
 TNamed (const TNamed &named)
 TNamed copy ctor. More...
 
 TNamed (const TString &name, const TString &title)
 
virtual ~TNamed ()
 TNamed destructor. More...
 
virtual void Clear (Option_t *option="")
 Set name and title to empty strings (""). More...
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare two TNamed objects. More...
 
virtual void Copy (TObject &named) const
 Copy this to obj. More...
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
virtual Bool_t IsSortable () const
 
virtual void ls (Option_t *option="") const
 List TNamed name and title. More...
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator. More...
 
virtual void Print (Option_t *option="") const
 Print TNamed name and title. More...
 
virtual void SetName (const char *name)
 Set the name of the TNamed. More...
 
virtual void SetNameTitle (const char *name, const char *title)
 Set all the TNamed parameters (name and title). More...
 
virtual void SetTitle (const char *title="")
 Set the title of the TNamed. More...
 
virtual Int_t Sizeof () const
 Return size of the TNamed part of the TObject. More...
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method. More...
 
virtual void Copy (TObject &object) const
 Copy this to obj. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout. More...
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual void Print (Option_t *option="") const
 This method must be overridden when a class wants to print itself. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 
- Public Member Functions inherited from XrdClientAbsUnsolMsgHandler
virtual ~XrdClientAbsUnsolMsgHandler ()
 
virtual UnsolRespProcResult ProcessUnsolicitedMsg (XrdClientUnsolMsgSender *sender, XrdClientMessage *unsolmsg)=0
 

Private Member Functions

Int_t GetLowSocket () const
 
Int_t PickUpReady ()
 Wait and pick-up next buffer from the asynchronous queue. More...
 
TXSockBufPopUpSpare (Int_t sz)
 Pop-up a buffer of at least size bytes from the spare list If none is found either one is reallocated or a new one created. More...
 
void PostMsg (Int_t type, const char *msg=0)
 Post a message of type 'type' into the read messages queue. More...
 
void PostSemAll ()
 Wake up all threads waiting for at the semaphore (used by TXSlave) More...
 
void PushBackSpare ()
 Release read buffer giving back to the spare list. More...
 

Static Private Member Functions

static void InitEnvs ()
 Init environment variables for XrdClient. More...
 
static void SetLocation (const char *loc="")
 Set location string. More...
 

Private Attributes

std::recursive_mutex fAMtx
 
std::list< TXSockBuf * > fAQue
 
TSemaphore fASem
 
TSemaphore fAsynProc
 
Bool_t fAWait
 
TXSockBuffBufCur
 
TString fBuffer
 
Int_t fByteCur
 
Int_t fByteLeft
 
XrdProofConnfConn
 
Bool_t fDontTimeout
 
TXHandlerfHandler
 
TString fHost
 
Bool_t fIForward
 
kXR_int32 fILev
 
std::recursive_mutex fIMtx
 
Int_t fLogLevel
 
char fMode
 
Int_t fPid
 
Int_t fPort
 
Bool_t fRDInterrupt
 
TObjectfReference
 
kXR_int32 fSendOpt
 
Short_t fSessionID
 
TString fUser
 
Int_t fXrdProofdVersion
 

Static Private Attributes

static Bool_t fgInitDone = kFALSE
 
static TString fgLoc = "undef"
 
static TXSockPipe fgPipe
 
static std::mutex fgSMtx
 
static std::list< TXSockBuf * > fgSQue
 

Friends

class TXProofMgr
 
class TXProofServ
 
class TXSlave
 
class TXSocketHandler
 
class TXSockPipe
 
class TXUnixSocket
 

Additional Inherited Members

- Static Public Member Functions inherited from TSocket
static TSocketCreateAuthSocket (const char *url, Int_t size=0, Int_t tcpwindowsize=-1, TSocket *s=0, Int_t *err=0)
 Creates a socket or a parallel socket and authenticates to the remote server. More...
 
static TSocketCreateAuthSocket (const char *user, const char *host, Int_t port, Int_t size=0, Int_t tcpwindowsize=-1, TSocket *s=0, Int_t *err=0)
 Creates a socket or a parallel socket and authenticates to the remote server specified in 'url' on remote 'port' as 'user'. More...
 
static Int_t GetClientProtocol ()
 Static method returning supported client protocol. More...
 
static ULong64_t GetSocketBytesRecv ()
 Get total number of bytes received via all sockets. More...
 
static ULong64_t GetSocketBytesSent ()
 Get total number of bytes sent via all sockets. More...
 
static void NetError (const char *where, Int_t error)
 Print error string depending on error code. More...
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 
- Protected Types inherited from TSocket
enum  ESocketErrors { kInvalid = -1 , kInvalidStillInList = -2 }
 
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = BIT(3) }
 
- Protected Member Functions inherited from TSocket
 TSocket ()
 
Bool_t Authenticate (const char *user)
 Authenticated the socket with specified user. More...
 
void MarkBrokenConnection ()
 Close the socket and mark as due to a broken connection. More...
 
Bool_t RecvProcessIDs (TMessage *mess)
 Receive a message containing process ids. More...
 
Bool_t RecvStreamerInfos (TMessage *mess)
 Receive a message containing streamer infos. More...
 
void SendProcessIDs (const TMessage &mess)
 Check if TProcessIDs must be sent. More...
 
void SendStreamerInfos (const TMessage &mess)
 Check if TStreamerInfo must be sent. More...
 
void SetDescriptor (Int_t desc)
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 
- Protected Attributes inherited from TSocket
TInetAddress fAddress
 
TBits fBitsInfo
 
UInt_t fBytesRecv
 
UInt_t fBytesSent
 
Int_t fCompress
 
TTimeStamp fLastUsage
 
TVirtualMutexfLastUsageMtx
 
TInetAddress fLocalAddress
 
Int_t fRemoteProtocol
 
TSecContextfSecContext
 
TString fService
 
EServiceType fServType
 
Int_t fSocket
 
Int_t fTcpWindowSize
 
TString fUrl
 
TListfUUIDs
 
- Protected Attributes inherited from TNamed
TString fName
 
TString fTitle
 
- Static Protected Attributes inherited from TSocket
static ULong64_t fgBytesRecv = 0
 
static ULong64_t fgBytesSent = 0
 
static Int_t fgClientProtocol = 17
 

#include <TXSocket.h>

Inheritance diagram for TXSocket:
[legend]

Member Enumeration Documentation

◆ EUrgentMsgType

Enumerator
kStopProcess 

Definition at line 139 of file TXSocket.h.

Constructor & Destructor Documentation

◆ TXSocket()

TXSocket::TXSocket ( const char *  url,
Char_t  m = 'M',
Int_t  psid = -1,
Char_t  capver = -1,
const char *  logbuf = 0,
Int_t  loglevel = -1,
TXHandler handler = 0 
)

Constructor Open the connection to a remote XrdProofd instance and start a PROOF session.

The mode 'm' indicates the role of this connection: 'a' Administrator; used by an XPD to contact the head XPD 'i' Internal; used by a TXProofServ to call back its creator (see XrdProofUnixConn) 'C' PROOF manager: open connection only (do not start a session) 'M' Client creating a top master 'A' Client attaching to top master 'm' Top master creating a submaster 's' Master creating a slave The buffer 'logbuf' is a null terminated string to be sent over at login.

Definition at line 127 of file TXSocket.cxx.

◆ ~TXSocket()

TXSocket::~TXSocket ( )
virtual

Destructor.

Definition at line 231 of file TXSocket.cxx.

Member Function Documentation

◆ Close()

void TXSocket::Close ( Option_t opt = "")
virtual

Close connection.

Available options are (case insensitive) 'P' force closing of the underlying physical connection 'S' shutdown remote session, is any A session ID can be given using #...# signature, e.g. "#1#". Default is opt = "".

Reimplemented from TSocket.

Definition at line 311 of file TXSocket.cxx.

◆ Create()

Bool_t TXSocket::Create ( Bool_t  attach = kFALSE)

This method sends a request for creation of (or attachment to) a remote server application.

Definition at line 1053 of file TXSocket.cxx.

◆ CtrlC()

void TXSocket::CtrlC ( )

Interrupt the remote protocol instance.

Used to propagate Ctrl-C. No reply from server is expected.

Definition at line 1385 of file TXSocket.cxx.

◆ DisableTimeout()

void TXSocket::DisableTimeout ( )
inline

Definition at line 227 of file TXSocket.h.

◆ DisconnectSession()

void TXSocket::DisconnectSession ( Int_t  id,
Option_t opt = "" 
)

Disconnect a session.

Use opt= "S" or "s" to shutdown remote session. Default is opt = "".

Definition at line 268 of file TXSocket.cxx.

◆ DoError()

void TXSocket::DoError ( int  level,
const char *  location,
const char *  fmt,
va_list  va 
) const
virtual

Interface to ErrorHandler (protected).

Reimplemented from TObject.

Definition at line 71 of file TXSocket.cxx.

◆ EnableTimeout()

void TXSocket::EnableTimeout ( )
inline

Definition at line 228 of file TXSocket.h.

◆ Flush()

Int_t TXSocket::Flush ( )

Flush the asynchronous queue.

Typically called when a kHardInterrupt is received. Returns number of bytes in flushed buffers.

Definition at line 1004 of file TXSocket.cxx.

◆ GetClientID()

virtual Int_t TXSocket::GetClientID ( ) const
inlinevirtual

Reimplemented in TXUnixSocket.

Definition at line 155 of file TXSocket.h.

◆ GetClientIDSize()

virtual Int_t TXSocket::GetClientIDSize ( ) const
inlinevirtual

Reimplemented in TXUnixSocket.

Definition at line 156 of file TXSocket.h.

◆ GetInterrupt()

Int_t TXSocket::GetInterrupt ( Bool_t forward)

Get latest interrupt level and reset it; if the interrupt has to be propagated to lower stages forward will be kTRUE after the call.

Definition at line 972 of file TXSocket.cxx.

◆ GetLogConnID()

Int_t TXSocket::GetLogConnID ( ) const

Getter for logical connection ID.

Definition at line 919 of file TXSocket.cxx.

◆ GetLowSocket()

Int_t TXSocket::GetLowSocket ( ) const
private

Definition at line 1977 of file TXSocket.cxx.

◆ GetOpenError()

Int_t TXSocket::GetOpenError ( ) const

Getter for last error.

Definition at line 927 of file TXSocket.cxx.

◆ GetServType()

Int_t TXSocket::GetServType ( ) const

Getter for server type.

Definition at line 935 of file TXSocket.cxx.

◆ GetSessionID()

Int_t TXSocket::GetSessionID ( ) const

Getter for session ID.

Definition at line 943 of file TXSocket.cxx.

◆ GetXrdProofdVersion()

Int_t TXSocket::GetXrdProofdVersion ( ) const
inline

Definition at line 161 of file TXSocket.h.

◆ InitEnvs()

void TXSocket::InitEnvs ( )
staticprivate

Init environment variables for XrdClient.

Definition at line 1984 of file TXSocket.cxx.

◆ IsAWait()

Bool_t TXSocket::IsAWait ( )
inline

Definition at line 210 of file TXSocket.h.

◆ IsInterrupt()

Bool_t TXSocket::IsInterrupt ( )
inline

Definition at line 203 of file TXSocket.h.

◆ IsServProofd()

Bool_t TXSocket::IsServProofd ( )

Return kTRUE if the remote server is a 'proofd'.

Definition at line 959 of file TXSocket.cxx.

◆ IsValid()

Bool_t TXSocket::IsValid ( ) const
virtual

Getter for validity status.

Reimplemented from TSocket.

Definition at line 951 of file TXSocket.cxx.

◆ PickUpReady()

Int_t TXSocket::PickUpReady ( )
private

Wait and pick-up next buffer from the asynchronous queue.

Definition at line 1421 of file TXSocket.cxx.

◆ Ping()

Bool_t TXSocket::Ping ( const char *  ord = 0)

Ping functionality: contact the server to check its vitality.

If external, the server waits for a reply from the server Returns kTRUE if OK or kFALSE in case of error.

Definition at line 1275 of file TXSocket.cxx.

◆ PopUpSpare()

TXSockBuf * TXSocket::PopUpSpare ( Int_t  sz)
private

Pop-up a buffer of at least size bytes from the spare list If none is found either one is reallocated or a new one created.

Definition at line 1512 of file TXSocket.cxx.

◆ PostMsg()

void TXSocket::PostMsg ( Int_t  type,
const char *  msg = 0 
)
private

Post a message of type 'type' into the read messages queue.

If 'msg' is defined it is also added as TString. This is used, for example, with kPROOF_FATAL to force the main thread to mark this socket as bad, avoiding race condition when a worker dies while in processing state.

Definition at line 848 of file TXSocket.cxx.

◆ PostSemAll()

void TXSocket::PostSemAll ( )
private

Wake up all threads waiting for at the semaphore (used by TXSlave)

Definition at line 905 of file TXSocket.cxx.

◆ ProcessUnsolicitedMsg()

UnsolRespProcResult TXSocket::ProcessUnsolicitedMsg ( XrdClientUnsolMsgSender s,
XrdClientMessage m 
)
virtual

We are here if an unsolicited response comes from a logical conn The response comes in the form of an XrdClientMessage *, that must NOT be destroyed after processing.

It is destroyed by the first sender. Remember that we are in a separate thread, since unsolicited responses are asynchronous by nature.

Implements XrdClientAbsUnsolMsgHandler.

Definition at line 368 of file TXSocket.cxx.

◆ PushBackSpare()

void TXSocket::PushBackSpare ( )
private

Release read buffer giving back to the spare list.

Definition at line 1560 of file TXSocket.cxx.

◆ Reconnect()

Int_t TXSocket::Reconnect ( )
virtual

Try reconnection after failure.

Reimplemented from TSocket.

Reimplemented in TXUnixSocket.

Definition at line 2133 of file TXSocket.cxx.

◆ Recv() [1/4]

Int_t TXSocket::Recv ( char *  str,
Int_t  max 
)
inlinevirtual

Receive a character string message of maximum max length.

The expected message must be of type kMESS_STRING. Returns length of received string (can be 0 if otherside of connection is closed) or -1 in case of error or -4 in case a non-blocking socket would block (i.e. there is nothing to be read).

Reimplemented from TSocket.

Definition at line 187 of file TXSocket.h.

◆ Recv() [2/4]

Int_t TXSocket::Recv ( char *  str,
Int_t  max,
Int_t kind 
)
inlinevirtual

Receive a character string message of maximum max length.

Returns in kind the message type. Returns length of received string+4 (can be 0 if other side of connection is closed) or -1 in case of error or -4 in case a non-blocking socket would block (i.e. there is nothing to be read).

Reimplemented from TSocket.

Definition at line 189 of file TXSocket.h.

◆ Recv() [3/4]

Int_t TXSocket::Recv ( Int_t status,
Int_t kind 
)
inlinevirtual

Receives a status and a message type.

Returns length of received integers, 2*sizeof(Int_t) (can be 0 if other side of connection is closed) or -1 in case of error or -4 in case a non-blocking socket would block (i.e. there is nothing to be read).

Reimplemented from TSocket.

Definition at line 185 of file TXSocket.h.

◆ Recv() [4/4]

Int_t TXSocket::Recv ( TMessage *&  mess)
virtual

Receive a TMessage object.

The user must delete the TMessage object. Returns length of message in bytes (can be 0 if other side of connection is closed) or -1 in case of error or -5 if pipe broken (connection invalid). In those case mess == 0.

Reimplemented from TSocket.

Definition at line 1774 of file TXSocket.cxx.

◆ RecvRaw()

Int_t TXSocket::RecvRaw ( void buf,
Int_t  len,
ESendRecvOptions  opt = kDefault 
)
virtual

Receive a raw buffer of specified length bytes.

Reimplemented from TSocket.

Definition at line 1581 of file TXSocket.cxx.

◆ RemoteTouch()

void TXSocket::RemoteTouch ( )

Remote touch functionality: contact the server to proof our vitality.

No reply from server is expected.

Definition at line 1347 of file TXSocket.cxx.

◆ RemoveClientID()

virtual void TXSocket::RemoveClientID ( )
inlinevirtual

Reimplemented in TXUnixSocket.

Definition at line 165 of file TXSocket.h.

◆ Send() [1/4]

Int_t TXSocket::Send ( const char *  str,
Int_t  kind = kMESS_STRING 
)
inlinevirtual

Send a character string buffer.

Use kind to set the TMessage "what" field. Returns the number of bytes in the string str that were sent and -1 in case of error. In case the kind has been or'ed with kMESS_ACK, the call will only return after having received an acknowledgement, making the sending process synchronous.

Reimplemented from TSocket.

Definition at line 175 of file TXSocket.h.

◆ Send() [2/4]

Int_t TXSocket::Send ( const TMessage mess)
virtual

Send a TMessage object.

Returns the number of bytes in the TMessage that were sent and -1 in case of error.

Reimplemented from TSocket.

Definition at line 1689 of file TXSocket.cxx.

◆ Send() [3/4]

Int_t TXSocket::Send ( Int_t  kind)
inlinevirtual

Send a single message opcode.

Use kind (opcode) to set the TMessage "what" field. Returns the number of bytes that were sent (always sizeof(Int_t)) and -1 in case of error. In case the kind has been or'ed with kMESS_ACK, the call will only return after having received an acknowledgement, making the sending process synchronous.

Reimplemented from TSocket.

Definition at line 172 of file TXSocket.h.

◆ Send() [4/4]

Int_t TXSocket::Send ( Int_t  status,
Int_t  kind 
)
inlinevirtual

Send a status and a single message opcode.

Use kind (opcode) to set the TMessage "what" field. Returns the number of bytes that were sent (always 2*sizeof(Int_t)) and -1 in case of error. In case the kind has been or'ed with kMESS_ACK, the call will only return after having received an acknowledgement, making the sending process synchronous.

Reimplemented from TSocket.

Definition at line 173 of file TXSocket.h.

◆ SendCoordinator()

TObjString * TXSocket::SendCoordinator ( Int_t  kind,
const char *  msg = 0,
Int_t  int2 = 0,
Long64_t  l64 = 0,
Int_t  int3 = 0,
const char *  opt = 0 
)

Send message to intermediate coordinator.

If any output is due, this is returned as an obj string to be deleted by the caller

Definition at line 1825 of file TXSocket.cxx.

◆ SendInterrupt()

Int_t TXSocket::SendInterrupt ( Int_t  type)

Send urgent message (interrupt) to remote server Returns 0 or -1 in case of error.

Definition at line 1638 of file TXSocket.cxx.

◆ SendRaw()

Int_t TXSocket::SendRaw ( const void buffer,
Int_t  length,
ESendRecvOptions  opt = kDontBlock 
)
virtual

Send a raw buffer of specified length.

Use opt = kDontBlock to ask xproofd to push the message into the proofsrv. (by default is appended to a queue waiting for a request from proofsrv). Returns the number of bytes sent or -1 in case of error.

Reimplemented from TSocket.

Definition at line 1218 of file TXSocket.cxx.

◆ SendUrgent()

void TXSocket::SendUrgent ( Int_t  type,
Int_t  int1,
Int_t  int2 
)

Send urgent message to counterpart; 'type' specifies the type of the message (see TXSocket::EUrgentMsgType), and 'int1', 'int2' two containers for additional information.

Definition at line 1942 of file TXSocket.cxx.

◆ SetAWait()

void TXSocket::SetAWait ( Bool_t  w = kTRUE)
inline

Definition at line 207 of file TXSocket.h.

◆ SetClientID()

virtual void TXSocket::SetClientID ( Int_t  )
inlinevirtual

Reimplemented in TXUnixSocket.

Definition at line 166 of file TXSocket.h.

◆ SetInterrupt()

void TXSocket::SetInterrupt ( Bool_t  i = kTRUE)

Definition at line 1677 of file TXSocket.cxx.

◆ SetLocation()

void TXSocket::SetLocation ( const char *  loc = "")
staticprivate

Set location string.

Definition at line 242 of file TXSocket.cxx.

◆ SetOption()

Int_t TXSocket::SetOption ( ESockOptions  opt,
Int_t  val 
)
inlinevirtual

Set socket options.

Reimplemented from TSocket.

Definition at line 224 of file TXSocket.h.

◆ SetSendOpt()

void TXSocket::SetSendOpt ( ESendRecvOptions  o)
inline

Definition at line 167 of file TXSocket.h.

◆ SetSessionID()

void TXSocket::SetSessionID ( Int_t  id)

Set session ID to 'id'. If id < 0, disable also the asynchronous handler.

Definition at line 256 of file TXSocket.cxx.

Friends And Related Function Documentation

◆ TXProofMgr

friend class TXProofMgr
friend

Definition at line 61 of file TXSocket.h.

◆ TXProofServ

friend class TXProofServ
friend

Definition at line 62 of file TXSocket.h.

◆ TXSlave

friend class TXSlave
friend

Definition at line 63 of file TXSocket.h.

◆ TXSocketHandler

friend class TXSocketHandler
friend

Definition at line 64 of file TXSocket.h.

◆ TXSockPipe

friend class TXSockPipe
friend

Definition at line 65 of file TXSocket.h.

◆ TXUnixSocket

friend class TXUnixSocket
friend

Definition at line 66 of file TXSocket.h.

Member Data Documentation

◆ fAMtx

std::recursive_mutex TXSocket::fAMtx
private

Definition at line 86 of file TXSocket.h.

◆ fAQue

std::list<TXSockBuf *> TXSocket::fAQue
private

Definition at line 88 of file TXSocket.h.

◆ fASem

TSemaphore TXSocket::fASem
private

Definition at line 85 of file TXSocket.h.

◆ fAsynProc

TSemaphore TXSocket::fAsynProc
private

Definition at line 93 of file TXSocket.h.

◆ fAWait

Bool_t TXSocket::fAWait
private

Definition at line 87 of file TXSocket.h.

◆ fBufCur

TXSockBuf* TXSocket::fBufCur
private

Definition at line 91 of file TXSocket.h.

◆ fBuffer

TString TXSocket::fBuffer
private

Definition at line 78 of file TXSocket.h.

◆ fByteCur

Int_t TXSocket::fByteCur
private

Definition at line 90 of file TXSocket.h.

◆ fByteLeft

Int_t TXSocket::fByteLeft
private

Definition at line 89 of file TXSocket.h.

◆ fConn

XrdProofConn* TXSocket::fConn
private

Definition at line 82 of file TXSocket.h.

◆ fDontTimeout

Bool_t TXSocket::fDontTimeout
private

Definition at line 104 of file TXSocket.h.

◆ fgInitDone

Bool_t TXSocket::fgInitDone = kFALSE
staticprivate

Definition at line 113 of file TXSocket.h.

◆ fgLoc

TString TXSocket::fgLoc = "undef"
staticprivate

Definition at line 112 of file TXSocket.h.

◆ fgPipe

TXSockPipe TXSocket::fgPipe
staticprivate

Definition at line 111 of file TXSocket.h.

◆ fgSMtx

std::mutex TXSocket::fgSMtx
staticprivate

Definition at line 116 of file TXSocket.h.

◆ fgSQue

std::list< TXSockBuf * > TXSocket::fgSQue
staticprivate

Definition at line 117 of file TXSocket.h.

◆ fHandler

TXHandler* TXSocket::fHandler
private

Definition at line 80 of file TXSocket.h.

◆ fHost

TString TXSocket::fHost
private

Definition at line 73 of file TXSocket.h.

◆ fIForward

Bool_t TXSocket::fIForward
private

Definition at line 98 of file TXSocket.h.

◆ fILev

kXR_int32 TXSocket::fILev
private

Definition at line 97 of file TXSocket.h.

◆ fIMtx

std::recursive_mutex TXSocket::fIMtx
private

Definition at line 96 of file TXSocket.h.

◆ fLogLevel

Int_t TXSocket::fLogLevel
private

Definition at line 76 of file TXSocket.h.

◆ fMode

char TXSocket::fMode
private

Definition at line 69 of file TXSocket.h.

◆ fPid

Int_t TXSocket::fPid
private

Definition at line 101 of file TXSocket.h.

◆ fPort

Int_t TXSocket::fPort
private

Definition at line 74 of file TXSocket.h.

◆ fRDInterrupt

Bool_t TXSocket::fRDInterrupt
private

Definition at line 105 of file TXSocket.h.

◆ fReference

TObject* TXSocket::fReference
private

Definition at line 79 of file TXSocket.h.

◆ fSendOpt

kXR_int32 TXSocket::fSendOpt
private

Definition at line 70 of file TXSocket.h.

◆ fSessionID

Short_t TXSocket::fSessionID
private

Definition at line 71 of file TXSocket.h.

◆ fUser

TString TXSocket::fUser
private

Definition at line 72 of file TXSocket.h.

◆ fXrdProofdVersion

Int_t TXSocket::fXrdProofdVersion
private

Definition at line 108 of file TXSocket.h.


The documentation for this class was generated from the following files: