From 75556141935cab4ea0fa1cacbb2ae0f7937ef00e Mon Sep 17 00:00:00 2001
From: = <valentin.romanet@sepefrei.fr>
Date: Sun, 17 Nov 2019 20:34:31 +0100
Subject: [PATCH] Last Official commit !

---
 .auth_server_test/client/.known_hosts         |   1 +
 .auth_server_test/client/id_rsa               |  28 ++++
 .auth_server_test/client/id_rsa.pub           |   9 ++
 .../15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub  |   9 ++
 .auth_server_test/server/.known_clients       |   1 +
 .auth_server_test/server/id_rsa               |  28 ++++
 .auth_server_test/server/id_rsa.pub           |   9 ++
 .../15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub  |   9 ++
 .client_test_3.py.swp                         | Bin 12288 -> 0 bytes
 .idea/encodings.xml                           |   4 -
 .idea/misc.xml                                |   4 -
 .idea/modules.xml                             |   8 -
 .idea/pj_crypto_1_v2.iml                      |  11 --
 .idea/vcs.xml                                 |   6 -
 .idea/workspace.xml                           | 151 ------------------
 .server_test_3.py.swp                         | Bin 20480 -> 0 bytes
 README.md                                     |   0
 client_test_3.py                              |  25 ++-
 .clients_keys => draft/.clients_keys          |   0
 .hosts_keys => draft/.hosts_keys              |   0
 client_test_1.py => draft/client_test_1.py    |   0
 client_test_2.py => draft/client_test_2.py    |   0
 .../decrypted_file.txt                        |   0
 .../encrypted_file.data                       | Bin
 .../not_encrypted_file.txt                    |   0
 private_key.key => draft/private_key.key      |   0
 public_key.pub => draft/public_key.pub        |   0
 server_test_1.py => draft/server_test_1.py    |   0
 server_test_2.py => draft/server_test_2.py    |   0
 keys_manager_1.py                             |   0
 server_test_3.py                              |  22 ++-
 utils/__init__.py                             |   0
 utils/__pycache__/__init__.cpython-36.pyc     | Bin
 .../client_keys_manager.cpython-36.pyc        | Bin
 .../__pycache__/keys_manager_1.cpython-36.pyc | Bin
 .../rsa_tenamortech_utils.cpython-36.pyc      | Bin 2524 -> 2535 bytes
 .../server_keys_manager.cpython-36.pyc        | Bin
 .../symmetric_keys_manager_1.cpython-36.pyc   | Bin 3145 -> 3200 bytes
 utils/client_keys_manager.py                  |   0
 utils/key.key                                 |   1 -
 utils/keys_manager_1.py                       |   0
 utils/rsa_tenamortech_utils.py                |   2 +-
 utils/send_receive.py                         |  35 ----
 utils/server_keys_manager.py                  |   0
 utils/symmetric_keys_manager_1.py             |  23 +--
 45 files changed, 151 insertions(+), 235 deletions(-)
 create mode 100644 .auth_server_test/client/.known_hosts
 create mode 100644 .auth_server_test/client/id_rsa
 create mode 100644 .auth_server_test/client/id_rsa.pub
 create mode 100644 .auth_server_test/client/public_keys_servers/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
 create mode 100644 .auth_server_test/server/.known_clients
 create mode 100644 .auth_server_test/server/id_rsa
 create mode 100644 .auth_server_test/server/id_rsa.pub
 create mode 100644 .auth_server_test/server/public_keys_clients/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
 delete mode 100644 .client_test_3.py.swp
 delete mode 100644 .idea/encodings.xml
 delete mode 100644 .idea/misc.xml
 delete mode 100644 .idea/modules.xml
 delete mode 100644 .idea/pj_crypto_1_v2.iml
 delete mode 100644 .idea/vcs.xml
 delete mode 100644 .idea/workspace.xml
 delete mode 100644 .server_test_3.py.swp
 mode change 100644 => 100755 README.md
 mode change 100644 => 100755 client_test_3.py
 rename .clients_keys => draft/.clients_keys (100%)
 mode change 100644 => 100755
 rename .hosts_keys => draft/.hosts_keys (100%)
 mode change 100644 => 100755
 rename client_test_1.py => draft/client_test_1.py (100%)
 mode change 100644 => 100755
 rename client_test_2.py => draft/client_test_2.py (100%)
 mode change 100644 => 100755
 rename decrypted_file.txt => draft/decrypted_file.txt (100%)
 mode change 100644 => 100755
 rename encrypted_file.data => draft/encrypted_file.data (100%)
 mode change 100644 => 100755
 rename not_encrypted_file.txt => draft/not_encrypted_file.txt (100%)
 mode change 100644 => 100755
 rename private_key.key => draft/private_key.key (100%)
 mode change 100644 => 100755
 rename public_key.pub => draft/public_key.pub (100%)
 mode change 100644 => 100755
 rename server_test_1.py => draft/server_test_1.py (100%)
 mode change 100644 => 100755
 rename server_test_2.py => draft/server_test_2.py (100%)
 mode change 100644 => 100755
 mode change 100644 => 100755 keys_manager_1.py
 mode change 100644 => 100755 server_test_3.py
 mode change 100644 => 100755 utils/__init__.py
 mode change 100644 => 100755 utils/__pycache__/__init__.cpython-36.pyc
 mode change 100644 => 100755 utils/__pycache__/client_keys_manager.cpython-36.pyc
 mode change 100644 => 100755 utils/__pycache__/keys_manager_1.cpython-36.pyc
 mode change 100644 => 100755 utils/__pycache__/server_keys_manager.cpython-36.pyc
 mode change 100644 => 100755 utils/client_keys_manager.py
 delete mode 100644 utils/key.key
 mode change 100644 => 100755 utils/keys_manager_1.py
 mode change 100644 => 100755 utils/rsa_tenamortech_utils.py
 delete mode 100644 utils/send_receive.py
 mode change 100644 => 100755 utils/server_keys_manager.py
 mode change 100644 => 100755 utils/symmetric_keys_manager_1.py

diff --git a/.auth_server_test/client/.known_hosts b/.auth_server_test/client/.known_hosts
new file mode 100644
index 0000000..8afe0d7
--- /dev/null
+++ b/.auth_server_test/client/.known_hosts
@@ -0,0 +1 @@
+monster 15e6534f-25ed-4ca4-abe5-487566bcd7b4 Aj_4lrs-82x0cq8i-J88XdETavUh3kPJO5UfleYZomk=
diff --git a/.auth_server_test/client/id_rsa b/.auth_server_test/client/id_rsa
new file mode 100644
index 0000000..43f87a2
--- /dev/null
+++ b/.auth_server_test/client/id_rsa
@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----
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+-----END PRIVATE KEY-----
diff --git a/.auth_server_test/client/id_rsa.pub b/.auth_server_test/client/id_rsa.pub
new file mode 100644
index 0000000..1e492fc
--- /dev/null
+++ b/.auth_server_test/client/id_rsa.pub
@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
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+-----END PUBLIC KEY-----
diff --git a/.auth_server_test/client/public_keys_servers/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub b/.auth_server_test/client/public_keys_servers/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
new file mode 100644
index 0000000..f466edc
--- /dev/null
+++ b/.auth_server_test/client/public_keys_servers/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
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+-----END PUBLIC KEY-----
diff --git a/.auth_server_test/server/.known_clients b/.auth_server_test/server/.known_clients
new file mode 100644
index 0000000..9159939
--- /dev/null
+++ b/.auth_server_test/server/.known_clients
@@ -0,0 +1 @@
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diff --git a/.auth_server_test/server/id_rsa b/.auth_server_test/server/id_rsa
new file mode 100644
index 0000000..514af65
--- /dev/null
+++ b/.auth_server_test/server/id_rsa
@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----
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diff --git a/.auth_server_test/server/id_rsa.pub b/.auth_server_test/server/id_rsa.pub
new file mode 100644
index 0000000..f466edc
--- /dev/null
+++ b/.auth_server_test/server/id_rsa.pub
@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
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+-----END PUBLIC KEY-----
diff --git a/.auth_server_test/server/public_keys_clients/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub b/.auth_server_test/server/public_keys_clients/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
new file mode 100644
index 0000000..1e492fc
--- /dev/null
+++ b/.auth_server_test/server/public_keys_clients/15e6534f-25ed-4ca4-abe5-487566bcd7b4.pub
@@ -0,0 +1,9 @@
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diff --git a/.client_test_3.py.swp b/.client_test_3.py.swp
deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
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diff --git a/README.md b/README.md
old mode 100644
new mode 100755
diff --git a/client_test_3.py b/client_test_3.py
old mode 100644
new mode 100755
index 4b4a812..bc90f13
--- a/client_test_3.py
+++ b/client_test_3.py
@@ -1,3 +1,23 @@
+#===========================================================================================
+#  _____ _____ _   _    _    __  __  ___  ____ _____ _____ ____ _   _ 
+# |_   _| ____| \ | |  / \  |  \/  |/ _ \|  _ \_   _| ____/ ___| | | |
+#   | | |  _| |  \| | / _ \ | |\/| | | | | |_) || | |  _|| |   | |_| |
+#   | | | |___| |\  |/ ___ \| |  | | |_| |  _ < | | | |__| |___|  _  |
+#   |_| |_____|_| \_/_/   \_\_|  |_|\___/|_| \_\|_| |_____\____|_| |_|
+#
+#   Minimalist Auth Server V3 (Python 3.6)
+#	(This file contains the client code)
+#
+#   Sources: 
+#    https://nitratine.net/blog/post/asymmetric-encryption-and-decryption-in-python/
+#    https://stackoverflow.com/questions/8933237/how-to-find-if-directory-exists-in-python 
+#    https://stackoverflow.com/questions/273192/how-can-i-safely-create-a-nested-directory 
+#
+#
+#	ROMANET Valentin
+#===========================================================================================
+
+
 # Python TCP Client A
 import socket 
 
@@ -16,7 +36,6 @@ from utils.symmetric_keys_manager_1 import *
 host = socket.gethostname() 
 port = 2004
 BUFFER_SIZE = 2000 
-#MESSAGE = input("tcpClientA: Enter message/ Enter exit:").encode('utf-8') 
 MESSAGE = ""  
 tcpClientA = socket.socket(socket.AF_INET, socket.SOCK_STREAM) 
 tcpClientA.connect((host, port))
@@ -25,6 +44,7 @@ got_pub_key_server = False
 (private_key,public_key) = check_for_existing_keys() 
 public_key_pem = public_key_serializer(public_key) 
 
+
 def de_serialize_pub_key(public_key_pem): 
     return serialization.load_pem_public_key(public_key_pem,backend=default_backend())  
  
@@ -39,6 +59,8 @@ while MESSAGE != 'exit':
             got_pub_key_server = True  
             print("[DEBUG] SessionID Found ! [ OK ]")
         else:  
+            print("[DEBUG] SessionID Found ! [ FAIL ]")
+            print("[DEBUG] Waiting for new SessionID [ ... ]")
             #if find sessionID load it and negociate with server
             #else send public key ...  
             print("[DEBUG] Receiving Server Public Key [ ... ]")
@@ -60,6 +82,7 @@ while MESSAGE != 'exit':
             print("[DEBUG] Waiting for new Symmetric Key and New SessionID [ OK ] ") 
             print("[DEBUG] Symmetric Key: [" + str(new_symmetric_key) + "]") 
             print("[DEBUG] SessionID    : [" + new_session_id + "]") 
+            print("[DEBUG] Waiting for new SessionID [ OK ]")
             
             print("[DEBUG] Saving basic HandShake infos [ ... ] ")
             save_sym_key_by_host(host, new_session_id, new_symmetric_key, public_key_server) 
diff --git a/.clients_keys b/draft/.clients_keys
old mode 100644
new mode 100755
similarity index 100%
rename from .clients_keys
rename to draft/.clients_keys
diff --git a/.hosts_keys b/draft/.hosts_keys
old mode 100644
new mode 100755
similarity index 100%
rename from .hosts_keys
rename to draft/.hosts_keys
diff --git a/client_test_1.py b/draft/client_test_1.py
old mode 100644
new mode 100755
similarity index 100%
rename from client_test_1.py
rename to draft/client_test_1.py
diff --git a/client_test_2.py b/draft/client_test_2.py
old mode 100644
new mode 100755
similarity index 100%
rename from client_test_2.py
rename to draft/client_test_2.py
diff --git a/decrypted_file.txt b/draft/decrypted_file.txt
old mode 100644
new mode 100755
similarity index 100%
rename from decrypted_file.txt
rename to draft/decrypted_file.txt
diff --git a/encrypted_file.data b/draft/encrypted_file.data
old mode 100644
new mode 100755
similarity index 100%
rename from encrypted_file.data
rename to draft/encrypted_file.data
diff --git a/not_encrypted_file.txt b/draft/not_encrypted_file.txt
old mode 100644
new mode 100755
similarity index 100%
rename from not_encrypted_file.txt
rename to draft/not_encrypted_file.txt
diff --git a/private_key.key b/draft/private_key.key
old mode 100644
new mode 100755
similarity index 100%
rename from private_key.key
rename to draft/private_key.key
diff --git a/public_key.pub b/draft/public_key.pub
old mode 100644
new mode 100755
similarity index 100%
rename from public_key.pub
rename to draft/public_key.pub
diff --git a/server_test_1.py b/draft/server_test_1.py
old mode 100644
new mode 100755
similarity index 100%
rename from server_test_1.py
rename to draft/server_test_1.py
diff --git a/server_test_2.py b/draft/server_test_2.py
old mode 100644
new mode 100755
similarity index 100%
rename from server_test_2.py
rename to draft/server_test_2.py
diff --git a/keys_manager_1.py b/keys_manager_1.py
old mode 100644
new mode 100755
diff --git a/server_test_3.py b/server_test_3.py
old mode 100644
new mode 100755
index 533caa3..39debb9
--- a/server_test_3.py
+++ b/server_test_3.py
@@ -1,3 +1,22 @@
+#===========================================================================================
+#  _____ _____ _   _    _    __  __  ___  ____ _____ _____ ____ _   _ 
+# |_   _| ____| \ | |  / \  |  \/  |/ _ \|  _ \_   _| ____/ ___| | | |
+#   | | |  _| |  \| | / _ \ | |\/| | | | | |_) || | |  _|| |   | |_| |
+#   | | | |___| |\  |/ ___ \| |  | | |_| |  _ < | | | |__| |___|  _  |
+#   |_| |_____|_| \_/_/   \_\_|  |_|\___/|_| \_\|_| |_____\____|_| |_|
+#
+#   Minimalist Auth Server V3 (Python 3.6)
+#   (This file contains the server code)
+#
+#   Sources: 
+#    https://nitratine.net/blog/post/asymmetric-encryption-and-decryption-in-python/
+#    https://stackoverflow.com/questions/8933237/how-to-find-if-directory-exists-in-python 
+#    https://stackoverflow.com/questions/273192/how-can-i-safely-create-a-nested-directory 
+#
+#
+#   ROMANET Valentin
+#===========================================================================================
+
 import socket 
 from threading import Thread 
 from socketserver import ThreadingMixIn 
@@ -6,7 +25,7 @@ from utils.server_keys_manager import *
 from utils.symmetric_keys_manager_1 import *
 from utils.rsa_tenamortech_utils import *
 # --- Init keys --- 
-()
+
 
 def de_serialize_pub_key(public_key_pem): 
     return serialization.load_pem_public_key(public_key_pem,backend=default_backend())  
@@ -72,7 +91,6 @@ class ClientThread(Thread):
                     print("[DEBUG] I'm all yours... [ :) ]")
                     conn.send(encrypt_msg("login:".encode('utf-8'), public_key_client))  
                     
-            #print("Server received data:", data) 
             MESSAGE = input("Multithreaded Python server : Enter Response from Server/Enter exit:").encode('utf-8') 
             if MESSAGE == 'exit':
                 break
diff --git a/utils/__init__.py b/utils/__init__.py
old mode 100644
new mode 100755
diff --git a/utils/__pycache__/__init__.cpython-36.pyc b/utils/__pycache__/__init__.cpython-36.pyc
old mode 100644
new mode 100755
diff --git a/utils/__pycache__/client_keys_manager.cpython-36.pyc b/utils/__pycache__/client_keys_manager.cpython-36.pyc
old mode 100644
new mode 100755
diff --git a/utils/__pycache__/keys_manager_1.cpython-36.pyc b/utils/__pycache__/keys_manager_1.cpython-36.pyc
old mode 100644
new mode 100755
diff --git a/utils/__pycache__/rsa_tenamortech_utils.cpython-36.pyc b/utils/__pycache__/rsa_tenamortech_utils.cpython-36.pyc
index a87b88e3cd2ba59b62116337e891e85a18689931..13c296a7d579e42a7821d9fbc5e6c2d09ab1b732 100644
GIT binary patch
delta 277
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diff --git a/utils/__pycache__/server_keys_manager.cpython-36.pyc b/utils/__pycache__/server_keys_manager.cpython-36.pyc
old mode 100644
new mode 100755
diff --git a/utils/__pycache__/symmetric_keys_manager_1.cpython-36.pyc b/utils/__pycache__/symmetric_keys_manager_1.cpython-36.pyc
index 9c1f4bf606924feed1495c319229b9ce5f0a9099..eeb0ac2258b6230e057e06b160ce94071c0d25de 100644
GIT binary patch
delta 442
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diff --git a/utils/client_keys_manager.py b/utils/client_keys_manager.py
old mode 100644
new mode 100755
diff --git a/utils/key.key b/utils/key.key
deleted file mode 100644
index 8551253..0000000
--- a/utils/key.key
+++ /dev/null
@@ -1 +0,0 @@
-c8Vo7OdLcNQJL2aDeLVepcGwOkXxnibd_BiOL6r42TM=
\ No newline at end of file
diff --git a/utils/keys_manager_1.py b/utils/keys_manager_1.py
old mode 100644
new mode 100755
diff --git a/utils/rsa_tenamortech_utils.py b/utils/rsa_tenamortech_utils.py
old mode 100644
new mode 100755
index c58d519..c96b30c
--- a/utils/rsa_tenamortech_utils.py
+++ b/utils/rsa_tenamortech_utils.py
@@ -74,7 +74,7 @@ def save_key(key, key_type, host):
         path = root_file_path + 'client' 
     keys_dir_path = Path.home() / path  
     # Path exists ? If not we will create it 
-    keys_dir_path.mkdir(exist_ok=True)
+    keys_dir_path.mkdir(parents=True, exist_ok=True)
     if(key_type == 0): 
         key_pem = private_key_serializer(key)
         key_path = keys_dir_path / 'id_rsa' 
diff --git a/utils/send_receive.py b/utils/send_receive.py
deleted file mode 100644
index 6ea5ad7..0000000
--- a/utils/send_receive.py
+++ /dev/null
@@ -1,35 +0,0 @@
-#===============================================================
-# --- (Un)Pack msg length and msg itself ---
-#===============================================================
-from struct import * 
-import asyncio, socket 
-
-def send_msg(sock, msg):
-    # Prefix each message with a 4-byte length (network byte order)
-    msg = struct.pack('>I', len(msg)) + msg
-    sock.sendall(msg)
-
-def send_msg_async(writer, msg):
-    # Prefix each message with a 4-byte length (network byte order)
-    msg = struct.pack('>I', len(msg)) + msg 
-    writer.write(msg) 
-    #sock.sendall(msg)
-
-def recv_msg(reader):
-    # Read message length and unpack it into an integer
-    raw_msglen = reader.read(255) 
-    if not raw_msglen:
-        return None
-    msglen = unpack('>I', raw_msglen)[0]
-    # Read the message data
-    return recvall(reader)
-
-def recvall(reader, n):
-    # Helper function to recv n bytes or return None if EOF is hit
-    data = bytearray()
-    while len(data) < n:
-        packet = reader.read(n - len(data))
-        if not packet:
-            return None
-        data.extend(packet)
-    return data
diff --git a/utils/server_keys_manager.py b/utils/server_keys_manager.py
old mode 100644
new mode 100755
diff --git a/utils/symmetric_keys_manager_1.py b/utils/symmetric_keys_manager_1.py
old mode 100644
new mode 100755
index 7575aff..379af22
--- a/utils/symmetric_keys_manager_1.py
+++ b/utils/symmetric_keys_manager_1.py
@@ -6,7 +6,7 @@ import uuid
 
 # To get user home directory 
 from pathlib import Path
-
+import os 
 # Home made RSA Keys lib 
 from utils.rsa_tenamortech_utils import *
 
@@ -86,17 +86,18 @@ def reload_session_by_host(host):
     
     host_found = False 
     
-    # --- Open session file
-    with open(str(root_file_path) + "/.known_hosts") as f:
-        line = f.readline().rstrip() 
-        while(line and host_found == False): 
-            # each line contains (host session_id, sym_key) 
-            # Those infos are spaced with "space" char, so we use 'split' fuction to get an array 
-            cur_server_infos = line.split() 
-            # If we find the given host: 
-            if(cur_server_infos[0] == host): # cur_client_info[0] is the host stored in the cur line 
-                host_found = True  
+    # --- Open session file 
+    if os.path.isfile(str(root_file_path) + "/.known_hosts"):    
+        with open(str(root_file_path) + "/.known_hosts") as f:
             line = f.readline().rstrip() 
+            while(line and host_found == False): 
+                # each line contains (host session_id, sym_key) 
+                # Those infos are spaced with "space" char, so we use 'split' fuction to get an array 
+                cur_server_infos = line.split() 
+                # If we find the given host: 
+                if(cur_server_infos[0] == host): # cur_client_info[0] is the host stored in the cur line 
+                    host_found = True  
+                line = f.readline().rstrip() 
     
     # --- We found the given host, so we will now load the corresponding server public key we previously stored.
     if host_found == True: