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work on user connections

master
Kevin Froman 2018-08-31 17:53:48 -05:00
parent 716fb7335c
commit 1b16c809fd
3 changed files with 55 additions and 7 deletions
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23
onionr/communicator2.py
View File

@ -51,6 +51,8 @@ class OnionrCommunicatorDaemon:
# lists of connected peers and peers we know we can't reach currently
self.onlinePeers = []
self.offlinePeers = []
self.cooldownPeer = {}
self.connectTimes = {}
self.peerProfiles = [] # list of peer's profiles (onionrpeers.PeerProfile instances)
# amount of threads running by name, used to prevent too many
@ -84,13 +86,14 @@ class OnionrCommunicatorDaemon:
# requiresPeer True means the timer function won't fire if we have no connected peers
OnionrCommunicatorTimers(self, self.daemonCommands, 5)
OnionrCommunicatorTimers(self, self.detectAPICrash, 5)
peerPoolTimer = OnionrCommunicatorTimers(self, self.getOnlinePeers, 60)
peerPoolTimer = OnionrCommunicatorTimers(self, self.getOnlinePeers, 60, maxThreads=1)
OnionrCommunicatorTimers(self, self.lookupBlocks, self._core.config.get('timers.lookupBlocks'), requiresPeer=True, maxThreads=1)
OnionrCommunicatorTimers(self, self.getBlocks, self._core.config.get('timers.getBlocks'), requiresPeer=True)
OnionrCommunicatorTimers(self, self.clearOfflinePeer, 58)
OnionrCommunicatorTimers(self, self.daemonTools.cleanOldBlocks, 65)
OnionrCommunicatorTimers(self, self.lookupKeys, 60, requiresPeer=True)
OnionrCommunicatorTimers(self, self.lookupAdders, 60, requiresPeer=True)
OnionrCommunicatorTimers(self, self.daemonTools.cooldownPeer, 30, requiresPeer=True)
netCheckTimer = OnionrCommunicatorTimers(self, self.daemonTools.netCheck, 600)
announceTimer = OnionrCommunicatorTimers(self, self.daemonTools.announceNode, 305, requiresPeer=True, maxThreads=1)
cleanupTimer = OnionrCommunicatorTimers(self, self.peerCleanup, 300, requiresPeer=True)
@ -295,7 +298,7 @@ class OnionrCommunicatorDaemon:
'''Manages the self.onlinePeers attribute list, connects to more peers if we have none connected'''
logger.info('Refreshing peer pool.')
maxPeers = config.get('peers.maxConnect')
maxPeers = int(config.get('peers.maxConnect'))
needed = maxPeers - len(self.onlinePeers)
for i in range(needed):
@ -338,7 +341,7 @@ class OnionrCommunicatorDaemon:
for address in peerList:
if not config.get('tor.v3onions') and len(address) == 62:
continue
if len(address) == 0 or address in tried or address in self.onlinePeers:
if len(address) == 0 or address in tried or address in self.onlinePeers or address in self.cooldownPeer:
continue
if self.shutdown:
return
@ -347,6 +350,7 @@ class OnionrCommunicatorDaemon:
time.sleep(0.1)
if address not in self.onlinePeers:
self.onlinePeers.append(address)
self.connectTimes[address] = self._core._utils.getEpoch()
retData = address
# add peer to profile list if they're not in it
@ -361,6 +365,17 @@ class OnionrCommunicatorDaemon:
logger.debug('Failed to connect to ' + address)
return retData
def removeOnlinePeer(self, peer):
'''Remove an online peer'''
try:
del self.connectTimes[peer]
except KeyError:
pass
try:
self.onlinePeers.remove(peer)
except ValueError:
pass
def peerCleanup(self):
'''This just calls onionrpeers.cleanupPeers, which removes dead or bad peers (offline too long, too slow)'''
onionrpeers.peerCleanup(self._core)
@ -392,7 +407,7 @@ class OnionrCommunicatorDaemon:
if retData == False:
try:
self.getPeerProfileInstance(peer).addScore(-10)
self.onlinePeers.remove(peer)
self.removeOnlinePeer(peer)
self.getOnlinePeers() # Will only add a new peer to pool if needed
except ValueError:
pass

33
onionr/onionrdaemontools.py
View File

@ -17,7 +17,7 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
'''
import onionrexceptions, onionrpeers, onionrproofs, base64, logger
import onionrexceptions, onionrpeers, onionrproofs, base64, logger, secrets
class DaemonTools:
def __init__(self, daemon):
self.daemon = daemon
@ -71,3 +71,34 @@ class DaemonTools:
self.daemon._core.removeBlock(oldest)
logger.info('Deleted block: %s' % (oldest,))
self.daemon.decrementThreadCount('cleanOldBlocks')
def cooldownPeer(self):
'''Randomly add an online peer to cooldown, so we can connect a new one'''
onlinePeerAmount = len(self.daemon.onlinePeers)
minTime = 300
cooldownTime = 600
toCool = ''
tempConnectTimes = dict(self.daemon.connectTimes)
# Remove peers from cooldown that have been there long enough
tempCooldown = dict(self.daemon.cooldownPeer)
for peer in tempCooldown:
if (self.daemon._core._utils.getEpoch() - tempCooldown[peer]) >= cooldownTime:
del self.daemon.cooldownPeer[peer]
# Cool down a peer, if we have max connections alive for long enough
if onlinePeerAmount >= self.daemon._core.config.get('peers.maxConnect'):
finding = True
while finding:
try:
toCool = min(tempConnectTimes, key=tempConnectTimes.get)
if (self.daemon._core._utils.getEpoch() - tempConnectTimes[toCool]) < minTime:
del tempConnectTimes[toCool]
else:
finding = False
except ValueError:
break
else:
self.daemon.removeOnlinePeer(toCool)
self.daemon.cooldownPeer[toCool] = self.daemon._core._utils.getEpoch()
self.daemon.decrementThreadCount('cooldownPeer')

4
onionr/onionrpeers.py
View File

@ -90,13 +90,15 @@ def peerCleanup(coreInst):
if PeerProfiles(address, coreInst).score < minScore:
coreInst.removeAddress(address)
try:
if (coreInst._utils.getEpoch() - coreInst.getPeerInfo(address, 'dateSeen')) >= 600:
if (int(coreInst._utils.getEpoch()) - int(coreInst.getPeerInfo(address, 'dateSeen'))) >= 600:
expireTime = 600
else:
expireTime = 86400
coreInst._blacklist.addToDB(address, dataType=1, expire=expireTime)
except sqlite3.IntegrityError: #TODO just make sure its not a unique constraint issue
pass
except ValueError:
pass
logger.warn('Removed address ' + address + '.')
# Unban probably not malicious peers TODO improve