Fix/faster

pwncollege · Feb 21, 2025 · 9879575 · 9879575
1 parent b387322
commit 9879575
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Showing 5 changed files with 11 additions and 15 deletions.
diff --git a/intercepting-communication/level-1a/run b/intercepting-communication/level-1a/run
@@ -14,10 +14,10 @@ class ServerHost(Host):
             try:
                 connection, _ = server_socket.accept()
                 while True:
-                    client_message = connection.recv(1024).decode().strip()
+                    client_message = connection.recv(1024).decode()
                     if not client_message:
                         break
-                    if client_message == "Hello, World!":
+                    if client_message == "Hello, World!\n":
                         connection.sendall(flag.encode())
                         break
                 connection.close()

diff --git a/intercepting-communication/level-1b/run b/intercepting-communication/level-1b/run
@@ -14,8 +14,7 @@ class ServerHost(Host):
             try:
                 connection, _ = server_socket.accept()
                 while True:
-                    client_message = connection.recv(1024).decode().strip()
-                    if not client_message:
+                    if not connection.recv(1):
                         connection.sendall(flag.encode())
                         break
                 connection.close()

diff --git a/intercepting-communication/level-5/run b/intercepting-communication/level-5/run
@@ -14,7 +14,7 @@ class ClientHost(Host):
                 client_socket.connect(("10.0.0.2", 31337))
                 client_socket.sendall(flag.encode())
                 client_socket.close()
-                time.sleep(10)
+                time.sleep(1)
             except (ConnectionError, TimeoutError):
                 continue
 

diff --git a/intercepting-communication/level-6/run b/intercepting-communication/level-6/run
@@ -16,7 +16,7 @@ class ClientHost(Host):
                     client_socket.sendall(c.encode())
                     time.sleep(1)
                 client_socket.close()
-                time.sleep(10)
+                time.sleep(1)
             except (ConnectionError, TimeoutError):
                 continue
 

diff --git a/intercepting-communication/level-7/run b/intercepting-communication/level-7/run
@@ -10,21 +10,18 @@ flag = open("/flag").read()
 
 class ClientHost(Host):
     def entrypoint(self):
-        if os.fork() == 0:
-            while True:
-                subprocess.run(["/bin/ip", "neigh", "flush", "all"],
-                                check=True,
-                                stdin=subprocess.DEVNULL,
-                                stdout=subprocess.DEVNULL,
-                                stderr=subprocess.DEVNULL)
-                time.sleep(1)
         while True:
             try:
                 client_socket = socket.socket()
                 client_socket.connect(("10.0.0.3", 31337))
                 client_socket.sendall(flag.encode())
                 client_socket.close()
-                time.sleep(10)
+                subprocess.run(["/bin/ip", "neigh", "flush", "all"],
+                                check=True,
+                                stdin=subprocess.DEVNULL,
+                                stdout=subprocess.DEVNULL,
+                                stderr=subprocess.DEVNULL)
+                time.sleep(1)
             except (ConnectionError, TimeoutError):
                 continue