Merge branch 'stable' into beta

CHANGELOG.md

@@ -91,8 +91,12 @@ The table below shows which release corresponds to each branch, and what date th
 
 ## 4.11.1 (`stable`)
 
+- [#2271][2271] FIX: Generated shebang with path to python invalid if path contains spaces
+- [#2272][2272] Fix `tube.clean_and_log` not logging buffered data
 - [#2281][2281] FIX: Getting right amount of data for search fix
 
+[2271]: https://github.com/Gallopsled/pwntools/pull/2271
+[2272]: https://github.com/Gallopsled/pwntools/pull/2272
 [2281]: https://github.com/Gallopsled/pwntools/pull/2281
 
 ## 4.11.0

examples/clean_and_log.py

@@ -11,18 +11,24 @@
 """
 
 from pwn import *
+from multiprocessing import Process
 
-os.system('''((
-echo prefix sometext ;
-echo prefix someothertext ;
-echo here comes the flag ;
-echo LostInTheInterTubes
-) | nc -l 1337) &
-''')
+def submit_data():
+    with context.quiet:
+        with listen(1337) as io:
+            io.wait_for_connection()
+            io.sendline(b'prefix sometext')
+            io.sendline(b'prefix someothertext')
+            io.sendline(b'here comes the flag')
+            io.sendline(b'LostInTheInterTubes')
 
-r = remote('localhost', 1337)
-atexit.register(r.clean_and_log)
+if __name__ == '__main__':
+    p = Process(target=submit_data)
+    p.start()
 
-while True:
-    line = r.recvline()
-    print(re.findall(r'^prefix (\S+)$', line)[0])
+    r = remote('localhost', 1337)
+    atexit.register(r.clean_and_log)
+
+    while True:
+        line = r.recvline()
+        print(re.findall(br'^prefix (\S+)$', line)[0])

pwnlib/timeout.py

@@ -30,9 +30,11 @@ def __enter__(self):
             self.obj._stop = min(self.obj._stop, self.old_stop)
 
         self.obj._timeout = self.timeout
+        self.obj.timeout_change()
     def __exit__(self, *a):
         self.obj._timeout = self.old_timeout
         self.obj._stop    = self.old_stop
+        self.obj.timeout_change()
 
 class _local_handler(object):
     def __init__(self, obj, timeout):
@@ -157,7 +159,7 @@ def _get_timeout_seconds(self, value):
         else:
             value = float(value)
 
-            if value is value < 0:
+            if value < 0:
                 raise AttributeError("timeout: Timeout cannot be negative")
 
             if value > self.maximum:

pwnlib/tubes/tube.py

@@ -1034,8 +1034,13 @@ def clean_and_log(self, timeout = 0.05):
             b'hooray_data'
             >>> context.clear()
         """
+        cached_data = self.buffer.get()
+        if cached_data and not self.isEnabledFor(logging.DEBUG):
+            with context.local(log_level='debug'):
+                self.debug('Received %#x bytes:' % len(cached_data))
+                self.maybe_hexdump(cached_data, level=logging.DEBUG)
         with context.local(log_level='debug'):
-            return self.clean(timeout)
+            return cached_data + self.clean(timeout)
 
     def connect_input(self, other):
         """connect_input(other)

pwnlib/util/misc.py

@@ -386,7 +386,7 @@ def run_in_new_terminal(command, terminal=None, args=None, kill_at_exit=True, pr
 import os
 os.execve({argv0!r}, {argv!r}, os.environ)
 '''
-        script = script.format(executable=sys.executable,
+        script = script.format(executable='/bin/env ' * (' ' in sys.executable) + sys.executable,
                                argv=command,
                                argv0=which(command[0]))
         script = script.lstrip()