xrootd
XrdSsiTaskReal.hh
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1 #ifndef __XRDSSITASKREAL_HH__
2 #define __XRDSSITASKREAL_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d S s i T a s k R e a l . h h */
6 /* */
7 /* (c) 2013 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* Produced by Andrew Hanushevsky for Stanford University under contract */
9 /* DE-AC02-76-SFO0515 with the Department of Energy */
10 /* */
11 /* This file is part of the XRootD software suite. */
12 /* */
13 /* XRootD is free software: you can redistribute it and/or modify it under */
14 /* the terms of the GNU Lesser General Public License as published by the */
15 /* Free Software Foundation, either version 3 of the License, or (at your */
16 /* option) any later version. */
17 /* */
18 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
19 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
20 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
21 /* License for more details. */
22 /* */
23 /* You should have received a copy of the GNU Lesser General Public License */
24 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
25 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
26 /* */
27 /* The copyright holder's institutional names and contributor's names may not */
28 /* be used to endorse or promote products derived from this software without */
29 /* specific prior written permission of the institution or contributor. */
30 /******************************************************************************/
31 
32 #include "XrdSsi/XrdSsiErrInfo.hh"
33 #include "XrdSsi/XrdSsiEvent.hh"
34 #include "XrdSsi/XrdSsiPacer.hh"
35 #include "XrdSsi/XrdSsiStream.hh"
37 
38 class XrdSsiRequest;
39 class XrdSsiSessReal;
40 class XrdSysSemaphore;
41 
42 class XrdSsiTaskReal : public XrdSsiEvent, public XrdSsiPacer,
43  public XrdSsiResponder, public XrdSsiStream
44 {
45 public:
46 
48 
49 void Detach(bool force=false);
50 
51 void Finished( XrdSsiRequest &rqstR,
52  const XrdSsiRespInfo &rInfo,
53  bool cancel=false);
54 
55 void *Implementation() {return (void *)this;}
56 
57 bool Kill();
58 
59 inline
60 int ID() {return tskID;}
61 
62 inline
63 void Init(XrdSsiRequest *rP, unsigned short tmo=0)
64  {rqstP = rP, tStat = isPend; tmOut = tmo; wPost = 0;
65  mhPend = false; defer = false;
66  attList.next = attList.prev = this;
67  if (mdResp) {delete mdResp; mdResp = 0;}
68  }
69 
70 void PostError();
71 
72 void Redrive();
73 const
74 char *RequestID() {return rqstP->GetRequestID();}
75 
76 void SchedError(XrdSsiErrInfo *eInfo=0);
77 
78 void SendError();
79 
80 bool SendRequest(const char *node);
81 
82 int SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen, bool &last);
83 
84 bool SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen);
85 
86 void SetTaskID(uint32_t tid) {tskID = tid;}
87 
88 bool XeqEvent(XrdCl::XRootDStatus *status, XrdCl::AnyObject **respP);
89 
91  : XrdSsiEvent("TaskReal"),
93  sessP(sP), mdResp(0), wPost(0), tskID(0),
94  mhPend(false), defer(false)
95  {}
96 
97  ~XrdSsiTaskReal() {if (mdResp) delete mdResp;}
98 
101 
103 
104 private:
105 
106 bool Ask4Resp();
107 respType GetResp(XrdCl::AnyObject **respP, char *&dbuf, int &dlen);
108 bool RespErr(XrdCl::XRootDStatus *status);
109 bool XeqEnd(bool getLock);
110 
116 char *dataBuff;
119 uint32_t tskID;
120 unsigned short tmOut;
121 bool mhPend;
122 bool defer;
123 };
124 #endif
TaskStat
Definition: XrdSsiTaskReal.hh:47
Definition: XrdSsiTaskReal.hh:99
Definition: XrdClAnyObject.hh:32
TaskStat tStat
Definition: XrdSsiTaskReal.hh:118
Definition: XrdSsiRespInfo.hh:43
XrdCl::AnyObject * mdResp
Definition: XrdSsiTaskReal.hh:114
Definition: XrdSsiTaskReal.hh:102
Definition: XrdSsiResponder.hh:68
int SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen, bool &last)
XrdSsiErrInfo errInfo
Definition: XrdSsiTaskReal.hh:111
XrdSsiRequest * rqstP
Definition: XrdSsiTaskReal.hh:113
Definition: XrdSsiTaskReal.hh:47
bool RespErr(XrdCl::XRootDStatus *status)
~XrdSsiTaskReal()
Definition: XrdSsiTaskReal.hh:97
void Init(XrdSsiRequest *rP, unsigned short tmo=0)
Definition: XrdSsiTaskReal.hh:63
void * Implementation()
Definition: XrdSsiTaskReal.hh:55
Definition: XrdSsiSessReal.hh:44
bool defer
Definition: XrdSsiTaskReal.hh:122
XrdSsiTaskReal(XrdSsiSessReal *sP)
Definition: XrdSsiTaskReal.hh:90
Definition: XrdSsiTaskReal.hh:47
Definition: XrdSsiTaskReal.hh:47
unsigned short tmOut
Definition: XrdSsiTaskReal.hh:120
XrdSsiTaskReal * prev
Definition: XrdSsiTaskReal.hh:99
const char * RequestID()
Definition: XrdSsiTaskReal.hh:74
respType
Definition: XrdSsiTaskReal.hh:102
const char * GetRequestID()
Definition: XrdSsiRequest.hh:147
Definition: XrdSsiTaskReal.hh:102
XrdSsiSessReal * sessP
Definition: XrdSsiTaskReal.hh:112
uint32_t tskID
Definition: XrdSsiTaskReal.hh:119
Definition: XrdSysPthread.hh:403
respType GetResp(XrdCl::AnyObject **respP, char *&dbuf, int &dlen)
int dataRlen
Definition: XrdSsiTaskReal.hh:117
dlQ attList
Definition: XrdSsiTaskReal.hh:100
bool XeqEnd(bool getLock)
Request status.
Definition: XrdClXRootDResponses.hh:212
bool mhPend
Definition: XrdSsiTaskReal.hh:121
int ID()
Definition: XrdSsiTaskReal.hh:60
Definition: XrdSsiTaskReal.hh:102
char * dataBuff
Definition: XrdSsiTaskReal.hh:116
Definition: XrdSsiTaskReal.hh:47
void Detach(bool force=false)
Definition: XrdSsiStream.hh:144
Definition: XrdSsiPacer.hh:36
Definition: XrdSsiTaskReal.hh:102
Definition: XrdSsiStream.hh:53
Definition: XrdSsiEvent.hh:36
Definition: XrdSsiErrInfo.hh:40
Definition: XrdSsiRequest.hh:70
XrdSsiTaskReal * next
Definition: XrdSsiTaskReal.hh:99
void Finished(XrdSsiRequest &rqstR, const XrdSsiRespInfo &rInfo, bool cancel=false)
void SetTaskID(uint32_t tid)
Definition: XrdSsiTaskReal.hh:86
bool SendRequest(const char *node)
Definition: XrdSsiTaskReal.hh:47
Definition: XrdSsiTaskReal.hh:42
bool XeqEvent(XrdCl::XRootDStatus *status, XrdCl::AnyObject **respP)
void SchedError(XrdSsiErrInfo *eInfo=0)
Definition: XrdSsiTaskReal.hh:47
XrdSysSemaphore * wPost
Definition: XrdSsiTaskReal.hh:115