def statusHandler(srvObj, reqPropsObj, sessionId):
"""
Handles the status handling
"""
res = None
if (statusResDic.has_key(sessionId)):
res = statusResDic[sessionId]
else:
res = AsyncListRetrieveStatusResponse()
res.errorcode = AsyncListRetrieveProtocolError.INVALID_UUID
res.session_uuid = sessionId
return res
def genInstantResponse(srvObj, asyncListReqObj):
"""
Generate instance response this is why the command is called "asynch" because
it instantly return to users and launch threads to handle the file retrieval behind the scene
Major motivation is to deal with files offline (i.e. on Tapes)
"""
clientUrl = asyncListReqObj.url
sessionId = asyncListReqObj.session_uuid
res = AsyncListRetrieveResponse(sessionId, 0, [])
statuRes = AsyncListRetrieveStatusResponse()
statuRes.errorcode = AsyncListRetrieveProtocolError.OK
statuRes.session_uuid = sessionId
if (clientUrl is None or sessionId is None):
res.errorcode = -1
return res
fileInfoList = srvObj.getDb().getFileSummary1(None, [],
asyncListReqObj.file_id,
None, [], None, 0)
baseNameDic = {}
for f in fileInfoList:
file_id = f[ngamsDbCore.SUM1_FILE_ID]
if (baseNameDic.has_key(file_id)):
#info(3, "duplication detected %s" % basename)
continue #get rid of multiple versions
else:
baseNameDic[file_id] = 1
file_size = f[ngamsDbCore.SUM1_FILE_SIZE]
filename = f[ngamsDbCore.SUM1_MT_PT] + "/" + f[
ngamsDbCore.SUM1_FILENAME]
status = AsyncListRetrieveProtocolError.OK #online
if (ngamsMWACortexTapeApi.isFileOnTape(filename) == 1):
status = AsyncListRetrieveProtocolError.FILE_NOT_ONLINE #offline
finfo = FileInfo(file_id, file_size, status)
res.file_info.append(finfo)
statuRes.number_bytes_to_be_delivered += file_size
statuRes.number_files_to_be_delivered += 1
statusResDic[sessionId] = statuRes
for ff in asyncListReqObj.file_id:
if (not baseNameDic.has_key(ff)):
finfo = FileInfo(ff, 0,
AsyncListRetrieveProtocolError.FILE_NOT_FOUND)
res.file_info.append(finfo)
return res