Merge pull request 'fix: fix all bug' (#33) from sangge/mimajingsai:main into main

Reviewed-on: dqy/mimajingsai#33

src/client.py

@@ -13,7 +13,7 @@ import base64
 import json
 import pickle
 from fastapi.responses import JSONResponse
-
+import asyncio
 
 
 @asynccontextmanager
@@ -89,6 +89,9 @@ def init_config():
 
 # execute on exit
 def clean_env():
+    global message, node_response
+    message = b""
+    node_response = False
     with sqlite3.connect("client.db") as db:
         db.execute("DELETE FROM node")
         db.execute("DELETE FROM message")
@@ -141,7 +144,7 @@ async def receive_messages(message: C):
                 (bin_C_capsule, str(C_ct), ip),
             )
             db.commit()
-            await check_merge(C_ct, ip)
+            check_merge(C_ct, ip)
             return HTTPException(status_code=200, detail="Message received")
         except Exception as e:
             print(f"Error occurred: {e}")
@@ -150,13 +153,14 @@ async def receive_messages(message: C):
 
 
 # check record count
-async def check_merge(ct: int, ip: str):
+def check_merge(ct: int, ip: str):
     global sk, pk, node_response, message
     """
     CREATE TABLE IF NOT EXISTS senderinfo (
         id INTEGER PRIMARY KEY,
         ip TEXT,
-        publickey TEXT,
+        pkx TEXT,
+        pky TEXT,
         threshold INTEGER
     )
     """
@@ -173,10 +177,10 @@ async def check_merge(ct: int, ip: str):
         # [(capsule, ct), ...]
         cfrag_cts = cursor.fetchall()
 
-        # get T
+        # get _sender_pk
         cursor = db.execute(
             """
-        SELECT publickey, threshold 
+        SELECT pkx, pky
         FROM senderinfo
         WHERE ip = ?
         """,
@@ -184,21 +188,31 @@ async def check_merge(ct: int, ip: str):
         )
         result = cursor.fetchall()
         try:
-            pk_sender, T = result[0]  # result[0] = (pk, threshold)
+            pkx, pky = result[0]  # result[0] = (pkx, pky)
+            pk_sender = (int(pkx), int(pky))
         except:
             pk_sender, T = 0, -1
 
-    if len(cfrag_cts) <= T:
-        print(T)
+    T = 2
+    if len(cfrag_cts) >= T:
         # Deserialization
         temp_cfrag_cts = []
         for i in cfrag_cts:
             capsule = pickle.loads(i[0])
-            temp_cfrag_cts.append((capsule, int(i[1])))
+            temp_cfrag_cts.append((capsule, int(i[1]).to_bytes(32)))
 
         cfrags = mergecfrag(temp_cfrag_cts)
-        message = DecryptFrags(sk, pk, pk_sender, cfrags)  # type: ignore
+
+        print("sk:", type(sk))
+        print("pk:", type(pk))
+        print("pk_sender:", type(pk_sender))
+        print("cfrags:", type(cfrags))
+        message = DecryptFrags(sk, pk, pk_sender, cfrags)
+
+        print("merge success", message)
         node_response = True
+        
+        print("merge:", node_response)
 
 
 # send message to node
@@ -276,44 +290,19 @@ async def request_message(i_m: Request_Message):
         # content = {"message": "post timeout", "error": str(e)}
         # return JSONResponse(content, status_code=400)
 
-    try:
-        url = "http://" + dest_ip + ":" + dest_port + "/get_pk"
-        print(url)
-        response = requests.get(url,timeout=4)
-        print(response.text)
-        if response.status_code == 200:
-            data = response.json()
-            pkx = int(data["pkx"])
-            pky = int(data["pky"])
-            public_key = (pkx, pky)
-            threshold = 2
-            with sqlite3.connect("client.db") as db:
-                db.execute(
-                    """
-            INSERT INTO senderinfo
-            (ip, public_key, threshold)
-            VALUES
-            (?, ?, ?)
-            """,
-                    (str(dest_ip), public_key, threshold),
-                )
-    except Exception as e:
-        print("Database error")
-        content = {"message": "Database Error","error": str(e)}
-        return JSONResponse(content, status_code=400)
-
     # wait 3s to receive message from nodes
-    for _ in range(3):
+    for _ in range(10):
+        print("wait:", node_response)
         if node_response:
             data = message
-
+            
             # reset message and node_response
             message = b""
             node_response = False
 
             # return message to frontend
-            return {"message": data}
-        time.sleep(1)
+            return {"message": str(data)}
+        await asyncio.sleep(0.2)
     content = {"message": "receive timeout"}
     return JSONResponse(content, status_code=400)
 
@@ -381,15 +370,50 @@ def get_node_list(count: int, server_addr: str):
         print("Success add node ip")
     else:
         print("Failed:", response.status_code, response.text)
-        
+
+
+# send pk to others
 @app.get("/get_pk")
 async def get_pk():
-    global pk
+    global pk, sk
+    print(sk)
     return {"pkx": str(pk[0]), "pky": str(pk[1])}
 
 
-pk = point
-sk = int
+class pk_model(BaseModel):
+    pkx: str
+    pky: str
+    ip: str
+
+
+# recieve pk from frontend
+@app.post("/recieve_pk")
+async def recieve_pk(pk: pk_model):
+    pkx = pk.pkx
+    pky = pk.pky
+    dest_ip = pk.ip
+    try:
+        threshold = 2
+        with sqlite3.connect("client.db") as db:
+            db.execute(
+                """
+        INSERT INTO senderinfo
+        (ip, pkx, pky, threshold)
+        VALUES
+        (?, ?, ?, ?)
+        """,
+                (str(dest_ip), pkx, pky, threshold),
+            )
+    except Exception as e:
+        # raise error
+        print("Database error")
+        content = {"message": "Database Error", "error": str(e)}
+        return JSONResponse(content, status_code=400)
+    return {"message": "save pk in database"}
+
+
+pk = (0, 0)
+sk = 0
 server_address = str
 node_response = False
 message = bytes
@@ -398,4 +422,4 @@ local_ip = get_own_ip()
 if __name__ == "__main__":
     import uvicorn  # pylint: disable=e0401
 
-    uvicorn.run("client:app", host="0.0.0.0", port=8002, reload=True,log_level="debug")
+    uvicorn.run("client:app", host="0.0.0.0", port=8002, reload=True, log_level="debug")

src/client_cli.py

@@ -1,5 +1,6 @@
 import argparse
 import requests
+import json
 
 
 def send_post_request(ip_addr, message_name):
@@ -9,13 +10,30 @@ def send_post_request(ip_addr, message_name):
     return response.text
 
 
+def get_pk(ip_addr):
+    url = f"http://" + ip_addr + ":8002/get_pk"
+    response = requests.get(url, timeout=1)
+    print(response.text)
+    json_pk = json.loads(response.text)
+    payload = {"pkx": json_pk["pkx"], "pky": json_pk["pky"], "ip": ip_addr}
+    response = requests.post("http://localhost:8002/recieve_pk", json=payload)
+
+    return response.text
+
+
+
 def main():
     parser = argparse.ArgumentParser(description="Send POST request to a specified IP.")
     parser.add_argument("ip_addr", help="IP address to send request to.")
     parser.add_argument("message_name", help="Message name to send.")
 
     args = parser.parse_args()
+    
+    response = get_pk(args.ip_addr)
+    print(response)
+    
     response = send_post_request(args.ip_addr, args.message_name)
+    
     print(response)
 
 

src/client_demo.py

@@ -0,0 +1,4 @@
+from tpre import *
+
+# local {"pkx":"110913495319893280527511520027612816833094668640322629943553195742251267532611","pky":"42442813417048462506373786007682778510807282038950736216326706485290996455738"}
+# pkb (110913495319893280527511520027612816833094668640322629943553195742251267532611,42442813417048462506373786007682778510807282038950736216326706485290996455738

src/tpre.py

@@ -272,7 +272,9 @@ def f(x: int, f_modulus: list, T: int) -> int:
     return res
 
 
-def GenerateReKey(sk_A: int, pk_B: point, N: int, T: int, id_tuple: Tuple[int,...]) -> list:
+def GenerateReKey(
+    sk_A: int, pk_B: point, N: int, T: int, id_tuple: Tuple[int, ...]
+) -> list:
     """
     param:
     skA, pkB, N(节点总数), T(阈值)