work on chat

docs/dev/specs/forward-secrecy.md

@@ -0,0 +1,5 @@
+# Onionr Forward Secrecy Spec v0.0.0
+
+# Introduction
+
+Due to the natural trade-offs of implementing [forward secrecy](https://en.wikipedia.org/wiki/Forward_secrecy) in a distributed, decentralized system, Onionr has optional 

onionr/communicatorutils/servicecreator.py

@@ -18,8 +18,10 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 '''
 import communicator, onionrblockapi
+import logger
 from onionrutils import stringvalidators, bytesconverter
 from coredb import blockmetadb
+from onionrservices import server_exists
 def service_creator(daemon):
     assert isinstance(daemon, communicator.OnionrCommunicatorDaemon)
     
@@ -30,10 +32,13 @@ def service_creator(daemon):
         if not b in daemon.active_services:
             bl = onionrblockapi.Block(b, decrypt=True)
             bs = bytesconverter.bytes_to_str(bl.bcontent) + '.onion'
+            if server_exists(bl.signer):
+                continue
             if stringvalidators.validate_pub_key(bl.signer) and stringvalidators.validate_transport(bs):
                 signer = bytesconverter.bytes_to_str(bl.signer)
                 daemon.active_services.append(b)
                 daemon.active_services.append(signer)
-                daemon.services.create_server(signer, bs, daemon)
-    
+                if not daemon.services.create_server(signer, bs, daemon):
+                    daemon.active_services.remove(b)
+                    daemon.active_services.remove(signer)
     daemon.decrementThreadCount('service_creator')

onionr/onionrservices/__init__.py

@@ -19,9 +19,10 @@
 '''
 import time
 import stem
-from . import connectionserver, bootstrapservice
+from . import connectionserver, bootstrapservice, serverexists
 from onionrutils import stringvalidators, basicrequests
 import config
+server_exists = serverexists.server_exists
 class OnionrServices:
     '''
         Create a client or server for connecting to peer interfaces
@@ -55,5 +56,10 @@ class OnionrServices:
     @staticmethod
     def create_client(peer, comm_inst=None):
         # Create ephemeral onion service to bootstrap connection
+        if not comm_inst == None:
+            try:
+                return comm_inst.direct_connection_clients[peer]
+            except KeyError:
+                pass
         address = bootstrapservice.bootstrap_client_service(peer, comm_inst)
         return address

onionr/onionrservices/serverexists.py

@@ -0,0 +1,30 @@
+'''
+    Onionr - Private P2P Communication
+
+    Function to check if an onion server is created for a peer or not
+'''
+'''
+    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 deadsimplekv
+
+import filepaths
+from onionrutils import bytesconverter
+
+def server_exists(peer: str) -> bool:
+    '''checks if an onion server is created for a peer or not'''
+    peer = bytesconverter.bytes_to_str(peer)
+    kv = deadsimplekv.DeadSimpleKV(filepaths.cached_storage)
+    kv.refresh()
+    return not kv.get('dc-' + peer) is None

onionr/static-data/www/chat/js/resizes.js

@@ -1,3 +1,21 @@
+/*
+    Onionr - Private P2P Communication
+
+    Resize chat elements to help with responsiveness
+
+    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/>
+*/
 let doResize = function(){
     let chatInput = document.getElementsByClassName('chatInput')[0]
     chatInput.style.width = "50%";