onionr now waits for a block to be uploaded to share it, unless the node exits

onionr/api.py

@@ -105,6 +105,8 @@ class API:
         self.mimeType = 'text/plain'
         self.overrideCSP = False
 
+        self.hideBlocks = [] # Blocks to be denied sharing
+
         with open(self._core.dataDir + 'time-bypass.txt', 'w') as bypass:
             bypass.write(self.timeBypassToken)
 
@@ -236,6 +238,15 @@ class API:
             self.validateHost('private')
             if action == 'hello':
                 resp = Response('Hello, World! ' + request.host)
+            elif action == 'waitForShare':
+                if self._core._utils.validateHash(data):
+                    if data not in self.hideBlocks:
+                        self.hideBlocks.append(data)
+                    else:
+                        self.hideBlocks.remove(data)
+                    resp = "success"
+                else:
+                    resp = "failed to validate hash"
             elif action == 'shutdown':
                 # request.environ.get('werkzeug.server.shutdown')()
                 self.http_server.stop()
@@ -464,7 +475,11 @@ class API:
             elif action == 'getDBHash':
                 resp = Response(self._utils.getBlockDBHash())
             elif action == 'getBlockHashes':
-                resp = Response('\n'.join(self._core.getBlockList()))
+                bList = self._core.getBlockList()
+                for b in self.hideBlocks:
+                    if b in bList:
+                        bList.remove(b)
+                resp = Response('\n'.join(bList))
             # setData should be something the communicator initiates, not this api
             elif action == 'getData':
                 resp = ''

onionr/communicator2.py

@@ -41,7 +41,7 @@ class OnionrCommunicatorDaemon:
         self.nistSaltTimestamp = 0
         self.powSalt = 0
 
-        self.blockToUpload = ''
+        self.blocksToUpload = []
 
         # loop time.sleep delay in seconds
         self.delay = 1
@@ -96,6 +96,7 @@ class OnionrCommunicatorDaemon:
         OnionrCommunicatorTimers(self, self.daemonTools.cleanOldBlocks, 65)
         OnionrCommunicatorTimers(self, self.lookupAdders, 60, requiresPeer=True)
         OnionrCommunicatorTimers(self, self.daemonTools.cooldownPeer, 30, requiresPeer=True)
+        OnionrCommunicatorTimers(self, self.uploadBlock, 10, requiresPeer=True, maxThreads=1)
         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)
@@ -167,7 +168,7 @@ class OnionrCommunicatorDaemon:
                 else:
                     continue
             newDBHash = self.peerAction(peer, 'getDBHash') # get their db hash
-            if newDBHash == False:
+            if newDBHash == False or not self._core._utils.validateHash(newDBHash):
                 continue # if request failed, restart loop (peer is added to offline peers automatically)
             triedPeers.append(peer)
             if newDBHash != self._core.getAddressInfo(peer, 'DBHash'):
@@ -466,8 +467,7 @@ class OnionrCommunicatorDaemon:
                     if i.timerFunction.__name__ == 'lookupAdders':
                         i.count = (i.frequency - 1)
             elif cmd[0] == 'uploadBlock':
-                self.blockToUpload = cmd[1]
+                self.blocksToUpload.append(cmd[1])
-                threading.Thread(target=self.uploadBlock).start()
             elif cmd[0] == 'startSocket':
                 # Create our own socket server
                 socketInfo = json.loads(cmd[1])
@@ -488,7 +488,10 @@ class OnionrCommunicatorDaemon:
         '''Upload our block to a few peers'''
         # when inserting a block, we try to upload it to a few peers to add some deniability
         triedPeers = []
-        if not self._core._utils.validateHash(self.blockToUpload):
+        finishedUploads = []
+        if len(self.blocksToUpload) != 0:
+            for bl in self.blocksToUpload:
+                if not self._core._utils.validateHash(bl):
                     logger.warn('Requested to upload invalid block')
                     return
                 for i in range(max(len(self.onlinePeers), 2)):
@@ -497,14 +500,19 @@ class OnionrCommunicatorDaemon:
                         continue
                     triedPeers.append(peer)
                     url = 'http://' + peer + '/public/upload/'
-            data = {'block': block.Block(self.blockToUpload).getRaw()}
+                    data = {'block': block.Block(bl).getRaw()}
                     proxyType = ''
                     if peer.endswith('.onion'):
                         proxyType = 'tor'
                     elif peer.endswith('.i2p'):
                         proxyType = 'i2p'
                     logger.info("Uploading block")
-            self._core._utils.doPostRequest(url, data=data, proxyType=proxyType)
+                    if not self._core._utils.doPostRequest(url, data=data, proxyType=proxyType) == False:
+                        self._core._utils.localCommand('waitForShare', data=bl)
+                        finishedUploads.append(bl)
+        for x in finishedUploads:
+            self.blocksToUpload.remove(x)
+        self.decrementThreadCount('uploadBlock')
 
     def announce(self, peer):
         '''Announce to peers our address'''

onionr/core.py

@@ -728,6 +728,8 @@ class Core:
         payload = proof.waitForResult()
         if payload != False:
             retData = self.setData(payload)
+            # Tell the api server through localCommand to wait for the daemon to upload this block to make stastical analysis more difficult
+            self._utils.localCommand('waitForShare', data=retData)
             self.addToBlockDB(retData, selfInsert=True, dataSaved=True)
             #self.setBlockType(retData, meta['type'])
             self._utils.processBlockMetadata(retData)

onionr/onionr.py

@@ -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 = '0.3.0' # for debugging and stuff
+ONIONR_VERSION = '0.3.1' # for debugging and stuff
 ONIONR_VERSION_TUPLE = tuple(ONIONR_VERSION.split('.')) # (MAJOR, MINOR, VERSION)
 API_VERSION = '5' # 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.
 

onionr/onionrutils.py

@@ -150,7 +150,7 @@ class OnionrUtils:
             logger.error('Failed to read my address.', error = error)
             return None
 
-    def localCommand(self, command, silent = True):
+    def localCommand(self, command, data='', silent = True):
         '''
             Send a command to the local http API server, securely. Intended for local clients, DO NOT USE for remote peers.
         '''
@@ -164,6 +164,8 @@ class OnionrUtils:
         except FileNotFoundError:
             return False
         payload = 'http://%s:%s/client/?action=%s&token=%s&timingToken=%s' % (hostname, config.get('client.port'), command, config.get('client.hmac'), self.timingToken)
+        if data != '':
+            payload += '&data=' + data
         try:
             retData = requests.get(payload).text
         except Exception as error: