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Rebase to working version

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This commit is contained in:
DomySh
2022-06-18 20:32:27 +02:00
parent 2332a4f5f7
commit 8bff1a888d
5 changed files with 195 additions and 256 deletions
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71
backend/proxy/__init__.py
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@@ -1,8 +1,7 @@
from signal import SIGUSR1, SIGUSR2
from signal import SIGUSR1
from secrets import token_urlsafe
from kthread import KThread
import re, os
from ctypes import CDLL, POINTER, c_char_p, c_int, c_ushort, CFUNCTYPE, c_void_p, byref
import subprocess, re, os
#c++ -o proxy proxy.cpp
@@ -41,45 +40,37 @@ class Proxy:
config_file_path = os.path.join("/tmp/" + token_urlsafe(16))
if not os.path.exists(config_file_path):
self.config_file_path = config_file_path
self.lib = CDLL(os.path.join(os.path.dirname(os.path.abspath(__file__)),"./proxy.so"))
self.lib.start_proxy.restype = c_int
#char* local_host_p, unsigned short local_port, char* forward_host_p, unsigned short forward_port, char* config_file_p, void (*incrementCallback_p)(const char *)
self.lib.start_proxy.argtypes = [c_char_p, c_ushort, c_char_p, c_ushort, c_char_p, POINTER(c_int), c_void_p]
def start(self, in_pause=False):
if self.process is None:
self.filter_map = self.compile_filters()
filters_codes = list(self.filter_map.keys()) if not in_pause else []
filter_map = self.compile_filters()
filters_codes = list(filter_map.keys()) if not in_pause else []
proxy_binary_path = os.path.join(os.path.dirname(os.path.abspath(__file__)),"./proxy")
self.__write_config(filters_codes)
@CFUNCTYPE(None, c_char_p)
def callback_wrap(regex):
filter = self.filter_map[regex.decode()]
filter.blocked+=1
print(self.filter_map)
if self.callback_blocked_update:
self.callback_blocked_update(self.filter_map[regex.decode()])
status_code = c_int(1)
self.process = KThread(
target=self.lib.start_proxy,
args=(self.public_host.encode(), self.public_port,
self.internal_host.encode(), self.internal_port,
self.config_file_path.encode(),
byref(status_code), callback_wrap
),
self.process = subprocess.Popen(
[proxy_binary_path, str(self.public_host), str(self.public_port), str(self.internal_host), str(self.internal_port), self.config_file_path],
stdout=subprocess.PIPE, universal_newlines=True
)
self.process.start()
self.process.join()
self.__delete_config()
return status_code.value
for stdout_line in iter(self.process.stdout.readline, ""):
if stdout_line.startswith("BLOCKED"):
regex_id = stdout_line.split()[1]
filter_map[regex_id].blocked+=1
if self.callback_blocked_update: self.callback_blocked_update(filter_map[regex_id])
self.process.stdout.close()
return self.process.wait()
def stop(self):
if self.process:
if self.process.is_alive():
os.kill(self.process.native_id,SIGUSR2)
self.process = None
self.process.terminate()
try:
self.process.wait(timeout=3)
return True
except Exception:
self.process.kill()
return False
finally:
self.process = None
return True
def restart(self, in_pause=False):
@@ -91,10 +82,7 @@ class Proxy:
with open(self.config_file_path,'w') as config_file:
for line in filters_codes:
config_file.write(line + '\n')
def __delete_config(self):
os.remove(self.config_file_path)
def reload(self):
if self.isactive():
filter_map = self.compile_filters()
@@ -103,12 +91,11 @@ class Proxy:
self.trigger_reload_config()
def isactive(self):
if self.process and not self.process.is_alive():
self.process = None
return not self.process is None
return True if self.process else False
def trigger_reload_config(self):
os.kill(self.process.native_id, SIGUSR1)
self.process.send_signal(SIGUSR1)
def pause(self):
if self.isactive():