a lot of work on sockets, and added chat module

onionr/communicator2.py

@@ -466,8 +466,12 @@ class OnionrCommunicatorDaemon:
                 self.blockToUpload = cmd[1]
                 threading.Thread(target=self.uploadBlock).start()
             elif cmd[0] == 'startSocket':
-                # Create a socket or connect to one
+                # Create a socket or connect to one.
-                self.onionrsockets.append(onionrsockets.OnionrSockets(self._core, startData))
+                # The socket handler (such as the plugin or app using it) is specified in startData['reason]
+                startData = json.loads(cmd[1])
+                rCallback = onionrsockets.getSocketCallbackRecieveHandler(self._core, startData['reason'], startData['create'])
+                sCallback = onionrsockets.getSocketCallbackSendHandler(self._core, startData['reason'], startData['create'])
+                self.onionrsockets.append(onionrsockets.OnionrSockets(self._core, startData, recieveCallback=rCallback, sendCallback=sCallback))
             else:
                 logger.info('Recieved daemonQueue command:' + cmd[0])
 

onionr/core.py

@@ -21,7 +21,7 @@ import sqlite3, os, sys, time, math, base64, tarfile, getpass, simplecrypt, hash
 from onionrblockapi import Block
 
 import onionrutils, onionrcrypto, onionrproofs, onionrevents as events, onionrexceptions, onionrvalues
-import onionrblacklist
+import onionrblacklist, onionrchat
 import dbcreator
 if sys.version_info < (3, 6):
     try:
@@ -79,6 +79,7 @@ class Core:
             # Initialize the crypto object
             self._crypto = onionrcrypto.OnionrCrypto(self)
             self._blacklist = onionrblacklist.OnionrBlackList(self)
+            self.chatInst = onionrchat.OnionrChat(self)
 
         except Exception as error:
             logger.error('Failed to initialize core Onionr library.', error=error)

onionr/netcontroller.py

@@ -68,6 +68,7 @@ class NetController:
         # Set the Tor control password. Meant to make it harder to manipulate our Tor instance
         plaintext = base64.b64encode(os.urandom(50)).decode()
         config.set('tor.controlpassword', plaintext, savefile=True)
+        config.set('tor.socksport', self.socksPort, savefile=True)
 
         controlPort = random.randint(1025, 65535)
 

onionr/onionrchat.py

@@ -0,0 +1,30 @@
+'''
+    Onionr - P2P Anonymous Storage Network
+
+    Onionr Chat Messages
+'''
+'''
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    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 logger
+class OnionrChat:
+    def __init__(self, coreInst):
+        return
+    
+    def recieveMessage(self, socketInst, data):
+        logger.info('Got %s' % (data,))
+        return ''
+    
+    def sendMessage(self, socketInst, data):
+        return "Hello"

onionr/onionrsockets.py

@@ -18,13 +18,25 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 '''
 import stem.control
-import socket, selectors
+import socket, selectors, socks, config
-import onionrexceptions, time
+import onionrexceptions, time, onionrchat
 from dependencies import secrets
 sel = selectors.DefaultSelector()
 
+def getSocketCallbackRecieveHandler(coreInst, reason, create):
+    '''Return the recieve handler function for a given socket reason'''
+    retData = ''
+    if startData == 'chat':
+        retData = coreInst.chatInst.recieveMessage
+
+def getSocketCallbackSendHandler(coreInst, reason, create):
+    '''Return the send handler function for a given socket reason'''
+    retData = ''
+    if startData == 'chat':
+        retData = coreInst.chatInst.sendMessage
+
 class OnionrSockets:
-    def __init__(self, coreInst, socketInfo):
+    def __init__(self, coreInst, socketInfo, recieveCallback=None, sendCallback=None):
         '''Create a new Socket object. This interface is named a bit misleadingly
         and does not actually forward network requests. 
 
@@ -37,6 +49,12 @@ class OnionrSockets:
         self._core = coreInst
         self.socketInfo = socketInfo
 
+        if not callable(sendCallback) or not callable(recieveCallback)
+            raise ValueError("callback must be a function")
+
+        self.sendCallback = sendCallback
+        self.recieveCallback = recieveCallback
+        
         # Make sure socketInfo provides all necessary values
         for i in ('peer', 'address', 'create', 'port'):
             try:
@@ -50,11 +68,11 @@ class OnionrSockets:
         self.socketPort = socketInfo['port']
         self.serverAddress = socketInfo['address']
         self.connected = False
-        self.segment = 0
-        self.connData = {}
 
         if self.isServer:
             self.createServer()
+        else:
+            self.connectServer()
     
     def createServer(self):
         # Create our HS and advertise it via a block
@@ -88,33 +106,30 @@ class OnionrSockets:
 
         return
 
-    def connectServer(self):
-        return
-
     def _accept(self, sock, mask):
         # Just accept the connection and pass it to our handler
         conn, addr = sock.accept()
         conn.setblocking(False)
         sel.register(conn, selectors.EVENT_READ, self._read)
+        self.connected = True
 
     def _read(self, conn, mask):
-        data = conn.recv(1000).decode()
+        data = conn.recv(1024)
         if data:
-            self.segment += 1
+            data = data.decode()
-            self.connData[self.segment] = data
+            self.callback(self, data)
-            conn.send(data)
         else:
             sel.unregister(conn)
             conn.close()
 
-    def readConnection(self):
+    def connectServer(self):
-        if not self.connected:
+        # Set the Tor proxy
-            raise Exception("Connection closed")
+        socks.setdefaultproxy(socks.PROXY_TYPE_SOCKS5, '127.0.0.1', config.get('tor.socksport'), rdns=True)
-        count = 0
+        socket.socket = socks.socksocket
-        while self.connected:
+        remoteSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-            try:
+
-                yield self.connData[count]
+        with remoteSocket as s:
-                count += 1
+            s.connect((self.serverAddress, self.port))
-            except KeyError:
+            data = s.recv(1024)
-                pass
+            data.send(self.sendCallback(self, data.decode()))
-            time.sleep(0.01)
+        return

onionr/static-data/default-plugins/metadataprocessor/main.py

@@ -85,8 +85,12 @@ def on_processBlocks(api):
                 port = api.data['port']
             except KeyError:
                 raise ValueError("Missing port for new socket")
+            try:
+                reason = api.data['reason']
+            except KeyError:
+                raise ValueError("Missing socket reason")
 
-            socketInfo = json.dumps({'peer': api.data['signer'], 'address': address, 'port': port, create = False})
+            socketInfo = json.dumps({'peer': api.data['signer'], 'address': address, 'port': port, 'create' = False, 'reason': reason})
             api.get_core().daemonQueueAdd('startSocket', socketInfo)
 
 def on_init(api, data = None):