def p__killContender(self, key, index, owner):
continueFlag = 1
retval = 0
# Do we have the key in the master key list?
self.p__masterKL.lock()
index_list = self.p__masterKL.find(key)
if index_list is None:
continueFlag = 0
self.p__masterKL.unlock()
# Do we have the index in the index list?
if continueFlag:
index_list.lock()
contender_list = index_list.find(index)
if contender_list is None:
continueFlag = 0
index_list.unlock()
# Where is this particular contender?
if continueFlag:
c = contender.contender(key=key, index=index, owner=owner)
contender_list.lock()
retval = contender_list.release(c)
contender_list.unlock()
return retval
def renew(self, dataStream):
self.p__ac.increment("lockRenewals")
key = self.getkey(dataStream)
index = self.getindex(dataStream)
owner = self.getowner(dataStream)
continueFlag = 1
retval = 0
# Do we have the key in the master key list?
self.p__masterKL.lock()
index_list = self.p__masterKL.find(key)
if index_list is None:
continueFlag = 0
self.p__masterKL.unlock()
# Do we have the index in the index list?
if continueFlag:
index_list.lock()
contender_list = index_list.find(index)
if contender_list is None:
continueFlag = 0
index_list.unlock()
# Where is this particular contender?
if continueFlag:
c = contender.contender(key=key, index=index, owner=owner)
contender_list.lock()
retval = contender_list.renew(c)
contender_list.unlock()
dataStream.send(pack("!H", retval & 0xFFFF))
def contLoc(self, dataStream):
self.p__ac.increment("contenderLookups")
key = self.getkey(dataStream)
index = self.getindex(dataStream)
owner = self.getowner(dataStream)
# Do we have the key in the master key list?
self.p__masterKL.lock()
index_list = self.p__masterKL.setdefault(key)
self.p__masterKL.unlock()
# Do we have the index in the index list?
index_list.lock()
contender_list = index_list.setdefault(index)
index_list.unlock()
# Where is this particular contender?
c = contender.contender(key=key, index=index, owner=owner)
contender_list.lock()
retval = contender_list.getPosition(c, add=1)
contender_list.unlock()
dataStream.send(pack("!H", retval & 0xFFFF))
def gimme(self, dataStream):
self.p__ac.increment("lockRequests")
key = self.getkey(dataStream)
index = self.getindex(dataStream)
owner = self.getowner(dataStream)
TTL = self.getTTL(dataStream)
TTW = self.getTTW(dataStream)
priority = self.getPriority(dataStream)
self.p__masterKL.lock()
index_list = self.p__masterKL.setdefault(key)
self.p__masterKL.unlock()
index_list.lock()
contender_list = index_list.setdefault(index)
index_list.unlock()
# Add the contender
c = contender.contender(key=key, index=index, owner=owner, TTL=TTL, TTW=TTW, priority=priority)
contender_list.lock()
retval = contender_list.add(c)
contender_list.unlock()
dataStream.send(pack("!H", retval & 0xFFFF))
