+ added POW announce for node (now POST)

* fixed bug where core hsAddress was not available on first startup
This commit is contained in:
Kevin Froman 2018-08-08 14:26:02 -05:00
parent 0ae052336c
commit bc95d8855d
No known key found for this signature in database
GPG Key ID: 0D414D0FE405B63B
5 changed files with 86 additions and 26 deletions

View File

@ -404,6 +404,46 @@ class API:
resp = Response(resp)
return resp
@app.route('/public/announce/', methods=['POST'])
def acceptAnnounce():
self.validateHost('public')
resp = 'failure'
powHash = ''
randomData = ''
newNode = ''
ourAdder = self._core.hsAddress.encode()
try:
newNode = request.form['node'].encode()
except KeyError:
logger.warn('No block specified for upload')
pass
else:
try:
randomData = request.form['random']
randomData = base64.b64decode(randomData)
except KeyError:
logger.warn('No random data specified for upload')
else:
nodes = newNode + self._core.hsAddress.encode()
nodes = self._core._crypto.blake2bHash(nodes)
powHash = self._core._crypto.blake2bHash(randomData + nodes)
try:
powHash = powHash.decode()
except AttributeError:
pass
if powHash.startswith('0000'):
try:
newNode = newNode.decode()
except AttributeError:
pass
if self._core.addAddress(newNode):
resp = 'Success'
else:
logger.warn(newNode.decode() + ' failed to meet POW: ' + powHash)
resp = Response(resp)
return resp
@app.route('/public/')
def public_handler():
# Public means it is publicly network accessible
@ -428,15 +468,6 @@ class API:
resp = Response(self._utils.getBlockDBHash())
elif action == 'getBlockHashes':
resp = Response('\n'.join(self._core.getBlockList()))
elif action == 'announce':
if data != '':
# TODO: require POW for this
if self._core.addAddress(data):
resp = Response('Success')
else:
resp = Response('')
else:
resp = Response('')
# setData should be something the communicator initiates, not this api
elif action == 'getData':
resp = ''
@ -488,6 +519,9 @@ class API:
logger.info('Starting client on ' + self.host + ':' + str(bindPort) + '...', timestamp=False)
try:
while len(self._core.hsAddress) == 0:
self._core.refreshFirstStartVars()
time.sleep(0.5)
self.http_server = WSGIServer((self.host, bindPort), app)
self.http_server.serve_forever()
except KeyboardInterrupt:

View File

@ -93,7 +93,7 @@ class OnionrCommunicatorDaemon:
OnionrCommunicatorTimers(self, self.clearOfflinePeer, 58)
OnionrCommunicatorTimers(self, self.lookupKeys, 60, requiresPeer=True)
OnionrCommunicatorTimers(self, self.lookupAdders, 60, requiresPeer=True)
announceTimer = OnionrCommunicatorTimers(self, self.daemonTools.announceNode, 305, requiresPeer=True)
announceTimer = OnionrCommunicatorTimers(self, self.daemonTools.announceNode, 305, requiresPeer=True, maxThreads=1)
cleanupTimer = OnionrCommunicatorTimers(self, self.peerCleanup, 300, requiresPeer=True)
# set loop to execute instantly to load up peer pool (replaced old pool init wait)
@ -446,17 +446,10 @@ class OnionrCommunicatorDaemon:
def announce(self, peer):
'''Announce to peers our address'''
announceCount = 0
announceAmount = 2
for peer in self.onlinePeers:
announceCount += 1
if self.peerAction(peer, 'announce', self._core.hsAddress) == 'Success':
logger.info('Successfully introduced node to ' + peer)
break
else:
if announceCount == announceAmount:
logger.warn('Could not introduce node. Try again soon')
break
if self.daemonTools.announceNode():
logger.info('Successfully introduced node to ' + peer)
else:
logger.warn('Could not introduce node.')
def detectAPICrash(self):
'''exit if the api server crashes/stops'''

View File

@ -78,6 +78,12 @@ class Core:
sys.exit(1)
return
def refreshFirstStartVars(self):
'''Hack to refresh some vars which may not be set on first start'''
if os.path.exists('data/hs/hostname'):
with open('data/hs/hostname', 'r') as hs:
self.hsAddress = hs.read().strip()
def addPeer(self, peerID, powID, name=''):
'''
Adds a public key to the key database (misleading function name)

View File

@ -40,7 +40,7 @@ except ImportError:
raise Exception("You need the PySocks module (for use with socks5 proxy to use Tor)")
ONIONR_TAGLINE = 'Anonymous P2P Platform - GPLv3 - https://Onionr.VoidNet.Tech'
ONIONR_VERSION = '0.1.1' # for debugging and stuff
ONIONR_VERSION = '0.2.0' # for debugging and stuff
ONIONR_VERSION_TUPLE = tuple(ONIONR_VERSION.split('.')) # (MAJOR, MINOR, VERSION)
API_VERSION = '4' # increments of 1; only change when something fundemental about how the API works changes. This way other nodes know how to communicate without learning too much information about you.

View File

@ -17,13 +17,40 @@
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
import onionrexceptions, onionrpeers, onionrproofs, base64
class DaemonTools:
def __init__(self, daemon):
self.daemon = daemon
self.announceCache = {}
def announceNode(self):
'''Announce our node to our peers'''
peer = self.daemon.pickOnlinePeer()
self.daemon.peerAction(peer, 'announce', self.daemon._core.hsAddress)
retData = False
# Announce to random online peers
for i in self.daemon.onlinePeers:
if not i in self.announceCache:
peer = i
break
else:
peer = self.daemon.pickOnlinePeer()
ourID = self.daemon._core.hsAddress.strip()
url = 'http://' + peer + '/public/announce/'
data = {'node': ourID}
combinedNodes = ourID + peer
if peer in self.announceCache:
data['random'] = self.announceCache[peer]
else:
proof = onionrproofs.DataPOW(combinedNodes, forceDifficulty=4)
data['random'] = base64.b64encode(proof.waitForResult()[1])
self.announceCache[peer] = data['random']
logger.info('Announcing node to ' + url)
if self.daemon._core._utils.doPostRequest(url, data) == 'Success':
retData = True
self.daemon.decrementThreadCount('announceNode')
return retData