25 #ifndef __XRD_CL_XROOTD_MSG_HANDLER_HH__
26 #define __XRD_CL_XROOTD_MSG_HANDLER_HH__
45 #include <arpa/inet.h>
58 class LocalFileHandler;
75 from( from ), to( to ), type( type )
94 case EntryRedirect:
return "Redirected from: " + fromstr +
" to: "
98 "Falling back to virtual redirector: " + tostr;
102 case EntryWait:
return "Waited at server request. Resending: "
106 return "Failed at: " + fromstr +
", retrying at: " + tostr;
131 std::shared_ptr<SIDManager> sidMgr,
198 log->
Debug(
ExDbgMsg,
"[%s] MsgHandler created: 0x%x (message: %s ).",
207 ntohl( pgrdreq->
rlen ) ) );
241 virtual uint16_t
Examine( std::shared_ptr<Message> &msg );
260 virtual uint16_t
GetSid()
const;
282 uint32_t &bytesRead );
303 virtual bool IsRaw()
const;
316 uint32_t &bytesWritten );
443 uint32_t &bytesRead );
450 uint32_t &bytesRead );
457 uint32_t &bytesRead );
466 uint32_t btsRead = 0;
468 pAsyncOffset += btsRead;
469 bytesRead += btsRead;
477 uint32_t toBeRead, uint32_t &bytesRead );
615 std::string &result );
633 inline static size_t NbPgPerRsp( uint64_t offset, uint32_t dlen )
651 inline void Copy( uint32_t offchlst,
char *buffer,
size_t length )
657 char *dstbuf =
nullptr;
661 if( offchlst < itr->offset ||
662 offchlst >= itr->offset + itr->length )
664 size_t dstoff = offchlst - itr->offset;
665 dstbuf =
reinterpret_cast<char*
>( itr->buffer ) + dstoff;
666 cplen = itr->length - cplen;
670 if( cplen > length ) cplen = length;
671 memcpy( dstbuf, buffer, cplen );
774 #endif // __XRD_CL_XROOTD_MSG_HANDLER_HH__
Status ParseXAttrResponse(char *data, size_t len, AnyObject *&response)
uint32_t pAsyncChunkIndex
Definition: XrdClXRootDMsgHandler.hh:705
bool pOtherRawStarted
Definition: XrdClXRootDMsgHandler.hh:727
Definition: XrdClAnyObject.hh:32
URL to
Definition: XrdClXRootDMsgHandler.hh:81
const std::string & GetDescription() const
Get the description of the message.
Definition: XrdClMessage.hh:95
Status ReadRawReadV(Message *msg, Socket *socket, uint32_t &bytesRead)
Handle a kXR_readv in raw mode.
void UpdateTriedCGI(uint32_t errNo=0)
Update the "tried=" part of the CGI of the current message.
const uint64_t ExDbgMsg
Definition: XrdClConstants.hh:44
std::vector< ChunkInfo > ChunkList
List of chunks.
Definition: XrdClXRootDResponses.hh:1046
Status RetryAtServer(const URL &url, RedirectEntry::Type entryType)
Retry the request at another server.
PostMaster * pPostMaster
Definition: XrdClXRootDMsgHandler.hh:683
virtual bool IsRaw() const
Are we a raw writer or not?
void Copy(uint32_t offchlst, char *buffer, size_t length)
Definition: XrdClXRootDMsgHandler.hh:651
Status RewriteRequestWait()
Some requests need to be rewritten also after getting kXR_wait - sigh.
Definition: XProtocol.hh:653
The message representation used throughout the system.
Definition: XrdClMessage.hh:29
bool pRspStatusBodyUnMarshaled
Definition: XrdClXRootDMsgHandler.hh:769
std::string GetLocation() const
Get location (protocol://host:port/path)
ChunkStatus()
Definition: XrdClXRootDMsgHandler.hh:622
bool RetriableErrorResponse(const Status &status)
bool IsValid() const
Is the url valid.
void SetRedirectCounter(uint16_t redirectCounter)
Set the redirect counter.
Definition: XrdClXRootDMsgHandler.hh:414
bool pReadRawStarted
Definition: XrdClXRootDMsgHandler.hh:710
~XRootDMsgHandler()
Destructor.
Definition: XrdClXRootDMsgHandler.hh:214
std::atomic< bool > pTimeoutFence
Definition: XrdClXRootDMsgHandler.hh:744
std::unique_ptr< AsyncPageReader > pPageReader
Definition: XrdClXRootDMsgHandler.hh:713
void SetFollowMetalink(bool followMetalink)
Definition: XrdClXRootDMsgHandler.hh:419
Buffer pPgWrtCksumBuff
Definition: XrdClXRootDMsgHandler.hh:715
RedirectTraceBack pRedirectTraceBack
Definition: XrdClXRootDMsgHandler.hh:735
static const size_t PageWithCksum
Definition: XrdClXRootDMsgHandler.hh:630
URL from
Definition: XrdClXRootDMsgHandler.hh:80
LocalFileHandler * pLFileHandler
Definition: XrdClXRootDMsgHandler.hh:685
uint16_t pNotAuthorizedCounter
Definition: XrdClXRootDMsgHandler.hh:701
std::string ToString(bool prevok=true)
Definition: XrdClXRootDMsgHandler.hh:85
virtual uint16_t Examine(std::shared_ptr< Message > &msg)
std::shared_ptr< Message > pResponse
Definition: XrdClXRootDMsgHandler.hh:678
Message handler.
Definition: XrdClPostMasterInterfaces.hh:50
virtual XRootDStatus ReadMessageBody(Message *msg, Socket *socket, uint32_t &bytesRead)
std::vector< ChunkStatus > pChunkStatus
Definition: XrdClXRootDMsgHandler.hh:699
kXR_unt16 requestid
Definition: XProtocol.hh:157
Definition: XrdClXRootDMsgHandler.hh:620
XRootDMsgHandler(Message *msg, ResponseHandler *respHandler, const URL *url, std::shared_ptr< SIDManager > sidMgr, LocalFileHandler *lFileHandler)
Definition: XrdClXRootDMsgHandler.hh:128
kXR_int32 rlen
Definition: XProtocol.hh:506
uint32_t pReadVRawMsgOffset
Definition: XrdClXRootDMsgHandler.hh:719
friend class HandleRspJob
Definition: XrdClXRootDMsgHandler.hh:115
void SetKernelBuffer(XrdSys::KernelBuffer *kbuff)
Set the kernel buffer.
Definition: XrdClXRootDMsgHandler.hh:406
static Status ReadBytesAsync(Socket *socket, char *&buffer, uint32_t toBeRead, uint32_t &bytesRead)
Read a buffer asynchronously.
bool pReadVRawChunkHeaderDone
Definition: XrdClXRootDMsgHandler.hh:720
Status ParseResponse(AnyObject *&response)
virtual uint16_t GetSid() const
static size_t NbPgPerRsp(uint64_t offset, uint32_t dlen)
Definition: XrdClXRootDMsgHandler.hh:633
bool pFollowMetalink
Definition: XrdClXRootDMsgHandler.hh:729
Status ReadFromBuffer(char *&buffer, size_t &buflen, T &result)
bool done
Definition: XrdClXRootDMsgHandler.hh:624
const char * GetBuffer(uint32_t offset=0) const
Get the message buffer.
Definition: XrdClBuffer.hh:72
Procedure execution status.
Definition: XrdClStatus.hh:113
static const size_t CksumSize
Definition: XrdClXRootDMsgHandler.hh:629
Status RewriteRequestRedirect(const URL &newUrl)
Status UnPackReadVResponse(Message &msg)
Unpack a single readv response.
URL pUrl
Definition: XrdClXRootDMsgHandler.hh:681
StreamEvent
Events that may have occurred to the stream.
Definition: XrdClPostMasterInterfaces.hh:78
Status ReadRawRead(Message *msg, Socket *socket, uint32_t &bytesRead)
Handle a kXR_read in raw mode.
virtual void OnStatusReady(const Message *message, XRootDStatus status)
The requested action has been performed and the status is available.
Message * pRequest
Definition: XrdClXRootDMsgHandler.hh:677
Definition: XrdClXRootDMsgHandler.hh:69
time_t pExpiration
Definition: XrdClXRootDMsgHandler.hh:688
void SetExpiration(time_t expiration)
Set a timestamp after which we give up.
Definition: XrdClXRootDMsgHandler.hh:328
uint16_t pRedirectCounter
Definition: XrdClXRootDMsgHandler.hh:700
std::shared_ptr< SIDManager > pSidMgr
Definition: XrdClXRootDMsgHandler.hh:684
static Log * GetLog()
Get default log.
XRootDStatus WriteMessageBody(Socket *socket, uint32_t &bytesWritten)
bool pHasSessionId
Definition: XrdClXRootDMsgHandler.hh:694
ChunkList * pChunkList
Definition: XrdClXRootDMsgHandler.hh:696
Definition: XrdClXRootDResponses.hh:1099
char * pAsyncReadBuffer
Definition: XrdClXRootDMsgHandler.hh:707
bool pRspPgWrtRetrnsmReqUnMarshalled
Definition: XrdClXRootDMsgHandler.hh:770
Definition: XProtocol.hh:501
std::vector< HostInfo > HostList
Definition: XrdClXRootDResponses.hh:1111
bool pOksofarAsAnswer
Definition: XrdClXRootDMsgHandler.hh:690
static const size_t MaxSslErrRetry
Definition: XrdClXRootDMsgHandler.hh:631
Status ReadRawOther(Message *msg, Socket *socket, uint32_t &bytesRead)
Handle anything other than kXR_read and kXR_readv in raw mode.
bool pDirListWithStat
Definition: XrdClXRootDMsgHandler.hh:752
std::list< std::unique_ptr< RedirectEntry > > RedirectTraceBack
Definition: XrdClXRootDMsgHandler.hh:627
Definition: XrdSysPthread.hh:78
XrdSys::KernelBuffer * pKBuff
Definition: XrdClXRootDMsgHandler.hh:698
bool pReadVRawMsgDiscard
Definition: XrdClXRootDMsgHandler.hh:725
static const int PageSize
Definition: XrdSysPageSize.hh:36
RedirectEntry(const URL &from, const URL &to, Type type)
Definition: XrdClXRootDMsgHandler.hh:74
XRootDStatus pStatus
Definition: XrdClXRootDMsgHandler.hh:686
XRootDStatus status
Definition: XrdClXRootDMsgHandler.hh:83
Request status.
Definition: XrdClXRootDResponses.hh:218
URL * pEffectiveDataServerUrl
Definition: XrdClXRootDMsgHandler.hh:682
Status PostProcessReadV(VectorReadInfo *vReadInfo)
Post process vector read.
std::string GetHostId() const
Get the host part of the URL (user:password@host:port)
Definition: XrdClURL.hh:94
Type type
Definition: XrdClXRootDMsgHandler.hh:82
int pAggregatedWaitTime
Definition: XrdClXRootDMsgHandler.hh:732
void SwitchOnRefreshFlag()
Switch on the refresh flag for some requests.
void SetChunkList(ChunkList *chunkList)
Set the chunk list.
Definition: XrdClXRootDMsgHandler.hh:389
bool pDirListStarted
Definition: XrdClXRootDMsgHandler.hh:751
uint64_t GetSessionId() const
Get the session ID the message is meant for.
Definition: XrdClMessage.hh:111
virtual uint16_t InspectStatusRsp()
void SetRedirectAsAnswer(bool redirectAsAnswer)
Definition: XrdClXRootDMsgHandler.hh:345
Definition: XProtocol.hh:142
std::unique_ptr< HostList > pHosts
Definition: XrdClXRootDMsgHandler.hh:691
std::string pRedirectUrl
Definition: XrdClXRootDMsgHandler.hh:695
Definition: XrdSysKernelBuffer.hh:45
URL url
URL of the host.
Definition: XrdClXRootDResponses.hh:1108
uint32_t pPgWrtCurrentPageNb
Definition: XrdClXRootDMsgHandler.hh:717
Definition: XProtocol.hh:155
bool OmitWait(Message &request, const URL &url)
bool sizeError
Definition: XrdClXRootDMsgHandler.hh:623
bool pRedirectAsAnswer
Definition: XrdClXRootDMsgHandler.hh:689
bool pStateful
Definition: XrdClXRootDMsgHandler.hh:731
void HandleLocalRedirect(URL *url)
Handle a redirect to a local file.
Vector read info.
Definition: XrdClXRootDResponses.hh:1051
const Message * GetRequest() const
Get the request pointer.
Definition: XrdClXRootDMsgHandler.hh:362
Handle an async response.
Definition: XrdClXRootDResponses.hh:1116
void SetStateful(bool stateful)
Definition: XrdClXRootDMsgHandler.hh:424
uint32_t pPgWrtCurrentPageOffset
Definition: XrdClXRootDMsgHandler.hh:716
Definition: XrdClLocalFileHandler.hh:32
uint32_t pAsyncMsgSize
Definition: XrdClXRootDMsgHandler.hh:708
uint32_t pAsyncReadSize
Definition: XrdClXRootDMsgHandler.hh:706
URL representation.
Definition: XrdClURL.hh:30
uint32_t pAsyncOffset
Definition: XrdClXRootDMsgHandler.hh:703
bool pReadVRawSizeError
Definition: XrdClXRootDMsgHandler.hh:722
std::vector< std::shared_ptr< Message > > pPartialResps
Definition: XrdClXRootDMsgHandler.hh:679
std::unique_ptr< RedirectEntry > pRdirEntry
Definition: XrdClXRootDMsgHandler.hh:734
int32_t pReadVRawChunkIndex
Definition: XrdClXRootDMsgHandler.hh:723
Definition: XrdClXRootDMsgHandler.hh:68
kXR_int64 offset
Definition: XProtocol.hh:505
void WaitDone(time_t now)
size_t pSslErrCnt
Definition: XrdClXRootDMsgHandler.hh:763
virtual uint8_t OnStreamEvent(StreamEvent event, XRootDStatus status)
XRootDStatus * ProcessStatus()
Extract the status information from the stuff that we got.
Status pLastError
Definition: XrdClXRootDMsgHandler.hh:687
uint32_t pReadRawCurrentOffset
Definition: XrdClXRootDMsgHandler.hh:711
time_t GetExpiration()
Get a timestamp after which we give up.
Definition: XrdClXRootDMsgHandler.hh:336
Definition: XrdClXRootDMsgHandler.hh:71
A hub for dispatching and receiving messages.
Definition: XrdClPostMaster.hh:47
Type
Definition: XrdClXRootDMsgHandler.hh:66
bool pReadVRawChunkHeaderStarted
Definition: XrdClXRootDMsgHandler.hh:721
HostInfo pLoadBalancer
Definition: XrdClXRootDMsgHandler.hh:693
static PostMaster * GetPostMaster()
Get default post master.
Handle/Process/Forward XRootD messages.
Definition: XrdClXRootDMsgHandler.hh:113
XrdSysCondVar pCV
Definition: XrdClXRootDMsgHandler.hh:758
void HandleError(XRootDStatus status)
Recover error.
void Debug(uint64_t topic, const char *format,...)
Print a debug message.
void SetCrc32cDigests(std::vector< uint32_t > &&crc32cDigests)
Definition: XrdClXRootDMsgHandler.hh:398
void HandleResponse()
Unpack the message and call the response handler.
bool pHasLoadBalancer
Definition: XrdClXRootDMsgHandler.hh:692
ResponseHandler * pResponseHandler
Definition: XrdClXRootDMsgHandler.hh:680
Definition: XrdClXRootDMsgHandler.hh:64
static int csNum(off_t offs, int count)
Compute the required size of a checksum vector based on offset & length.
std::vector< uint32_t > pCrc32cDigests
Definition: XrdClXRootDMsgHandler.hh:697
bool pMsgInFly
Definition: XrdClXRootDMsgHandler.hh:737
Status ReadAsync(Socket *socket, uint32_t &bytesRead)
Definition: XrdClXRootDMsgHandler.hh:463
A network socket.
Definition: XrdClSocket.hh:42
void SetOksofarAsAnswer(bool oksofarAsAnswer)
Definition: XrdClXRootDMsgHandler.hh:354
void DumpRedirectTraceBack()
Dump the redirect-trace-back into the log file.
Handle diagnostics.
Definition: XrdClLog.hh:100
void SetLoadBalancer(const HostInfo &loadBalancer)
Set the load balancer.
Definition: XrdClXRootDMsgHandler.hh:370
Binary blob representation.
Definition: XrdClBuffer.hh:33
uint32_t pAsyncChunkOffset
Definition: XrdClXRootDMsgHandler.hh:704
Definition: XrdClXRootDMsgHandler.hh:70
readahead_list pReadVRawChunkHeader
Definition: XrdClXRootDMsgHandler.hh:724
void SetHostList(HostList *hostList)
Set host list.
Definition: XrdClXRootDMsgHandler.hh:381