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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 <stdio.h>
33 
34 #include "XrdSsi/XrdSsiErrInfo.hh"
35 #include "XrdSsi/XrdSsiEvent.hh"
36 #include "XrdSsi/XrdSsiPacer.hh"
37 #include "XrdSsi/XrdSsiStream.hh"
39 
40 class XrdSsiRequest;
41 class XrdSsiSessReal;
42 class XrdSysSemaphore;
43 
44 class XrdSsiTaskReal : public XrdSsiEvent, public XrdSsiPacer,
45  public XrdSsiResponder, public XrdSsiStream
46 {
47 public:
48 
50 
51 void Detach(bool force=false);
52 
53 void Finished( XrdSsiRequest &rqstR,
54  const XrdSsiRespInfo &rInfo,
55  bool cancel=false);
56 
57 void *Implementation() {return (void *)this;}
58 
59 bool Kill();
60 
61 inline
62 int ID() {return tskID;}
63 
64 inline
65 void Init(XrdSsiRequest *rP, unsigned short tmo=0)
66  {rqstP = rP, tStat = isPend; tmOut = tmo; wPost = 0;
67  mhPend = false; defer = false;
68  attList.next = attList.prev = this;
69  if (mdResp) {delete mdResp; mdResp = 0;}
70  }
71 
72 void PostError();
73 
74 void Redrive();
75 const
76 char *RequestID() {return rqstP->GetRequestID();}
77 
78 void SchedError(XrdSsiErrInfo *eInfo=0);
79 
80 void SendError();
81 
82 bool SendRequest(const char *node);
83 
84 int SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen, bool &last);
85 
86 bool SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen);
87 
88 void SetTaskID(uint32_t tid, uint32_t sid)
89  {tskID = tid;
90  snprintf(tident, sizeof(tident), "T %u#%u", sid, tid);
91  }
92 
93 bool XeqEvent(XrdCl::XRootDStatus *status, XrdCl::AnyObject **respP);
94 
97  sessP(sP), mdResp(0), wPost(0), tskID(0),
98  mhPend(false), defer(false)
99  {}
100 
101  ~XrdSsiTaskReal() {if (mdResp) delete mdResp;}
102 
105 
107 
108 private:
109 
110 bool Ask4Resp();
111 respType GetResp(XrdCl::AnyObject **respP, char *&dbuf, int &dlen);
112 bool RespErr(XrdCl::XRootDStatus *status);
113 bool XeqEnd(bool getLock);
114 
120 char *dataBuff;
123 uint32_t tskID;
124 unsigned short tmOut;
125 bool mhPend;
126 bool defer;
127 };
128 #endif
TaskStat
Definition: XrdSsiTaskReal.hh:49
Definition: XrdSsiTaskReal.hh:103
Definition: XrdClAnyObject.hh:32
TaskStat tStat
Definition: XrdSsiTaskReal.hh:122
void SetTaskID(uint32_t tid, uint32_t sid)
Definition: XrdSsiTaskReal.hh:88
Definition: XrdSsiRespInfo.hh:43
XrdCl::AnyObject * mdResp
Definition: XrdSsiTaskReal.hh:118
Definition: XrdSsiTaskReal.hh:106
Definition: XrdSsiResponder.hh:68
int SetBuff(XrdSsiErrInfo &eRef, char *buff, int blen, bool &last)
XrdSsiErrInfo errInfo
Definition: XrdSsiTaskReal.hh:115
XrdSsiRequest * rqstP
Definition: XrdSsiTaskReal.hh:117
Definition: XrdSsiTaskReal.hh:49
bool RespErr(XrdCl::XRootDStatus *status)
~XrdSsiTaskReal()
Definition: XrdSsiTaskReal.hh:101
void Init(XrdSsiRequest *rP, unsigned short tmo=0)
Definition: XrdSsiTaskReal.hh:65
void * Implementation()
Definition: XrdSsiTaskReal.hh:57
Definition: XrdSsiSessReal.hh:44
bool defer
Definition: XrdSsiTaskReal.hh:126
XrdSsiTaskReal(XrdSsiSessReal *sP)
Definition: XrdSsiTaskReal.hh:95
Definition: XrdSsiTaskReal.hh:49
Definition: XrdSsiTaskReal.hh:49
unsigned short tmOut
Definition: XrdSsiTaskReal.hh:124
XrdSsiTaskReal * prev
Definition: XrdSsiTaskReal.hh:103
const char * RequestID()
Definition: XrdSsiTaskReal.hh:76
respType
Definition: XrdSsiTaskReal.hh:106
const char * GetRequestID()
Definition: XrdSsiRequest.hh:147
Definition: XrdSsiTaskReal.hh:106
XrdSsiSessReal * sessP
Definition: XrdSsiTaskReal.hh:116
uint32_t tskID
Definition: XrdSsiTaskReal.hh:123
Definition: XrdSysPthread.hh:403
respType GetResp(XrdCl::AnyObject **respP, char *&dbuf, int &dlen)
int dataRlen
Definition: XrdSsiTaskReal.hh:121
dlQ attList
Definition: XrdSsiTaskReal.hh:104
bool XeqEnd(bool getLock)
Request status.
Definition: XrdClXRootDResponses.hh:212
bool mhPend
Definition: XrdSsiTaskReal.hh:125
int ID()
Definition: XrdSsiTaskReal.hh:62
Definition: XrdSsiTaskReal.hh:106
char * dataBuff
Definition: XrdSsiTaskReal.hh:120
Definition: XrdSsiTaskReal.hh:49
void Detach(bool force=false)
Definition: XrdSsiStream.hh:144
Definition: XrdSsiPacer.hh:36
Definition: XrdSsiTaskReal.hh:106
Definition: XrdSsiStream.hh:53
Definition: XrdSsiEvent.hh:36
Definition: XrdSsiErrInfo.hh:40
Definition: XrdSsiRequest.hh:70
XrdSsiTaskReal * next
Definition: XrdSsiTaskReal.hh:103
void Finished(XrdSsiRequest &rqstR, const XrdSsiRespInfo &rInfo, bool cancel=false)
bool SendRequest(const char *node)
char tident[24]
Definition: XrdSsiEvent.hh:59
Definition: XrdSsiTaskReal.hh:49
Definition: XrdSsiTaskReal.hh:44
bool XeqEvent(XrdCl::XRootDStatus *status, XrdCl::AnyObject **respP)
void SchedError(XrdSsiErrInfo *eInfo=0)
Definition: XrdSsiTaskReal.hh:49
XrdSysSemaphore * wPost
Definition: XrdSsiTaskReal.hh:119