From 638eee0d685c06d258cb55287204ca97bca7c344 Mon Sep 17 00:00:00 2001
From: jesopo
Date: Tue, 10 Dec 2019 05:27:35 +0000
Subject: move core modules to src/core_modules, make them uneffected by
 white/black list

---
 src/core_modules/proxy.py | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 src/core_modules/proxy.py

(limited to 'src/core_modules/proxy.py')

diff --git a/src/core_modules/proxy.py b/src/core_modules/proxy.py
new file mode 100644
index 00000000..1bcaebd1
--- /dev/null
+++ b/src/core_modules/proxy.py
@@ -0,0 +1,38 @@
+import typing, urllib.parse
+import socks
+from src import ModuleManager, utils
+
+TYPES = {
+    "socks4": socks.SOCKS4,
+    "socks5": socks.SOCKS5,
+    "http": socks.HTTP
+}
+
+def _parse(value):
+    parsed = urllib.parse.urlparse(value)
+    if parsed.scheme in TYPES and parsed.hostname:
+        return value
+
+@utils.export("serverset", utils.FunctionSetting(_parse, "proxy",
+    "Proxy configuration for the current server",
+    example="socks5://localhost:9050"))
+class Module(ModuleManager.BaseModule):
+    @utils.hook("preprocess.connect")
+    def new_server(self, event):
+        proxy = event["server"].get_setting("proxy", None)
+        if proxy:
+            proxy_parsed = urllib.parse.urlparse(proxy)
+            type = TYPES.get(proxy_parsed.scheme)
+
+            if type == None:
+                raise ValueError("Invalid proxy type '%s' for '%s'" %
+                    (proxy_parsed.scheme, str(event["server"])))
+
+            event["server"].socket._make_socket = self._socket_factory(
+                type, proxy_parsed.hostname, proxy_parsed.port)
+
+    def _socket_factory(self, ptype, phost, pport):
+        def _(host, port, bind, timeout):
+            return socks.create_connection((host, port), timeout, bind,
+                ptype, phost, pport)
+        return _
-- 
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