def refreshFiles(self, result=None):
"""Refresh any files in the DHT that are about to expire."""
if result is not None:
log.msg('Storage resulted in: %r' % result)
if not self.refreshingHashes:
expireAfter = config.gettime('DEFAULT', 'KEY_REFRESH')
self.refreshingHashes = self.db.expiredHashes(expireAfter)
if len(self.refreshingHashes) > 0:
log.msg('Refreshing the keys of %d DHT values' %
len(self.refreshingHashes))
delay = 60
if self.refreshingHashes:
delay = 3
refresh = self.refreshingHashes.pop(0)
self.db.refreshHash(refresh['hash'])
hash = HashObject(refresh['hash'], pieces=refresh['pieces'])
storeDefer = self.store(hash)
storeDefer.addBoth(self.refreshFiles)
if self.nextRefresh.active():
self.nextRefresh.reset(delay)
else:
self.nextRefresh = reactor.callLater(delay, self.refreshFiles)
def load(self):
"""Make sure the package cache is initialized and loaded."""
# Reset the pending unload call
if self.unload_later and self.unload_later.active():
self.unload_later.reset(config.gettime('DEFAULT', 'UNLOAD_PACKAGES_CACHE'))
else:
self.unload_later = reactor.callLater(config.gettime('DEFAULT', 'UNLOAD_PACKAGES_CACHE'), self.unload)
# Check if it's already loaded
if self.loaded:
return defer.succeed(True)
# Make sure it's not already being loaded
if self.loading is None:
log.msg('Loading the packages cache')
self.loading_unload = False
self.loading = threads.deferToThread(self._load)
self.loading.addCallback(self.doneLoading)
return self.loading
def load(self):
"""Make sure the package cache is initialized and loaded."""
# Reset the pending unload call
if self.unload_later and self.unload_later.active():
self.unload_later.reset(
config.gettime('DEFAULT', 'UNLOAD_PACKAGES_CACHE'))
else:
self.unload_later = reactor.callLater(
config.gettime('DEFAULT', 'UNLOAD_PACKAGES_CACHE'),
self.unload)
# Check if it's already loaded
if self.loaded:
return defer.succeed(True)
# Make sure it's not already being loaded
if self.loading is None:
log.msg('Loading the packages cache')
self.loading_unload = False
self.loading = threads.deferToThread(self._load)
self.loading.addCallback(self.doneLoading)
return self.loading
def refreshFiles(self, result = None):
"""Refresh any files in the DHT that are about to expire."""
if result is not None:
log.msg('Storage resulted in: %r' % result)
if not self.refreshingHashes:
expireAfter = config.gettime('DEFAULT', 'KEY_REFRESH')
self.refreshingHashes = self.db.expiredHashes(expireAfter)
if len(self.refreshingHashes) > 0:
log.msg('Refreshing the keys of %d DHT values' % len(self.refreshingHashes))
delay = 60
if self.refreshingHashes:
delay = 3
refresh = self.refreshingHashes.pop(0)
self.db.refreshHash(refresh['hash'])
hash = HashObject(refresh['hash'], pieces = refresh['pieces'])
storeDefer = self.store(hash)
storeDefer.addBoth(self.refreshFiles)
if self.nextRefresh.active():
self.nextRefresh.reset(delay)
else:
self.nextRefresh = reactor.callLater(delay, self.refreshFiles)
