More accurate PendingUpload tracking

- works correctly when starting offline
- stops tracking after after 60 seconds but only if at least 1
  successful upload
This commit is contained in:
Peter Šurda 2017-03-01 10:05:08 +01:00
parent 9263f53d86
commit 15077c9388
Signed by untrusted user: PeterSurda
GPG Key ID: 0C5F50C0B5F37D87
2 changed files with 60 additions and 29 deletions

View File

@ -187,12 +187,12 @@ class sendDataThread(threading.Thread):
logger.error('send pong failed')
break
elif command == 'sendRawData':
hash = None
objectHash = None
if type(data) in [list, tuple]:
hash, data = data
objectHash, data = data
try:
self.sendBytes(data)
PendingUpload().delete(hash)
PendingUpload().delete(objectHash)
except:
logger.error('Sending of data to ' + str(self.peer) + ' failed. sendDataThread thread ' + str(self) + ' ending now.', exc_info=True)
break

View File

@ -225,36 +225,48 @@ class PendingUpload(object):
# end by this time in any case
self.deadline = 0
self.maxLen = 0
# during shutdown, wait up to 20 seconds to finish uploading
self.shutdownWait = 20
# forget tracking objects after 60 seconds
self.objectWait = 60
# wait 10 seconds between clears
self.clearDelay = 10
self.lastCleared = time.time()
def add(self, objectHash = None):
with self.lock:
# add a new object into existing thread lists
if objectHash:
if objectHash not in self.hashes:
self.hashes[objectHash] = []
self.hashes[objectHash] = {'created': time.time(), 'sendCount': 0, 'peers': []}
for thread in threadingEnumerate():
if thread.isAlive() and hasattr(thread, 'peer') and \
thread.peer not in self.hashes[objectHash]:
self.hashes[objectHash].append(thread.peer)
thread.peer not in self.hashes[objectHash]['peers']:
self.hashes[objectHash]['peers'].append(thread.peer)
# add all objects into the current thread
else:
for objectHash in self.hashes:
if current_thread().peer not in self.hashes[objectHash]:
self.hashes[objectHash].append(current_thread().peer)
if current_thread().peer not in self.hashes[objectHash]['peers']:
self.hashes[objectHash]['peers'].append(current_thread().peer)
def len(self):
self.clearHashes()
with self.lock:
return sum(len(self.hashes[x]) > 0 for x in self.hashes)
return sum(1
for x in self.hashes if (self.hashes[x]['created'] + self.objectWait < time.time() or
self.hashes[x]['sendCount'] == 0))
def _progress(self):
with self.lock:
return float(sum(len(self.hashes[x]) for x in self.hashes))
return float(sum(len(self.hashes[x]['peers'])
for x in self.hashes if (self.hashes[x]['created'] + self.objectWait < time.time()) or
self.hashes[x]['sendCount'] == 0))
def progress(self, throwDeadline=True):
def progress(self, raiseDeadline=True):
if self.maxLen < self._progress():
self.maxLen = self._progress()
if self.deadline < time.time():
if self.deadline > 0 and throwDeadline:
if self.deadline > 0 and raiseDeadline:
raise PendingUploadDeadlineException
self.deadline = time.time() + 20
try:
@ -262,29 +274,48 @@ class PendingUpload(object):
except ZeroDivisionError:
return 1.0
def delete(self, objectHash):
def clearHashes(self, objectHash=None):
if objectHash is None:
if self.lastCleared > time.time() - self.clearDelay:
return
objects = self.hashes.keys()
else:
objects = objectHash,
with self.lock:
for i in objects:
try:
if self.hashes[i]['sendCount'] > 0 and (
len(self.hashes[i]['peers']) == 0 or
self.hashes[i]['created'] + self.objectWait < time.time()):
del self.hashes[i]
except KeyError:
pass
self.lastCleared = time.time()
def delete(self, objectHash=None):
if not hasattr(current_thread(), 'peer'):
return
if objectHash is None:
return
with self.lock:
if objectHash in self.hashes and current_thread().peer in self.hashes[objectHash]:
self.hashes[objectHash].remove(current_thread().peer)
if len(self.hashes[objectHash]) == 0:
del self.hashes[objectHash]
try:
if objectHash in self.hashes and current_thread().peer in self.hashes[objectHash]['peers']:
self.hashes[objectHash]['sendCount'] += 1
self.hashes[objectHash]['peers'].remove(current_thread().peer)
except KeyError:
pass
self.clearHashes(objectHash)
def stop(self):
with self.lock:
self.hashes = {}
def threadEnd(self):
while True:
try:
with self.lock:
for objectHash in self.hashes:
if current_thread().peer in self.hashes[objectHash]:
self.hashes[objectHash].remove(current_thread().peer)
if len(self.hashes[objectHash]) == 0:
del self.hashes[objectHash]
except (KeyError, RuntimeError):
pass
else:
break
with self.lock:
for objectHash in self.hashes:
try:
if current_thread().peer in self.hashes[objectHash]['peers']:
self.hashes[objectHash]['peers'].remove(current_thread().peer)
except KeyError:
pass
self.clearHashes()