[tor-commits] [sbws/master] chg: stem, scanner: Change args initializing controller

[juga@xxxxxxxxxxxxxx]

commit 80f379ac5f12078ca358d7645beee5f4278acd95
Author: juga0 <juga@xxxxxxxxxx>
Date:   Wed Dec 16 15:39:31 2020 +0000

    chg: stem, scanner: Change args initializing controller
    
    to check whether the external control port configuration is set.
    There is no need to assert all argument options nor to return the error.
---
 sbws/core/scanner.py |  3 +--
 sbws/util/stem.py    | 30 +++++++++++-------------------
 2 files changed, 12 insertions(+), 21 deletions(-)

diff --git a/sbws/core/scanner.py b/sbws/core/scanner.py
index 5e6cac3..bcbeb47 100644
--- a/sbws/core/scanner.py
+++ b/sbws/core/scanner.py
@@ -679,8 +679,7 @@ def run_speedtest(args, conf):
 
     """
     global rd, pool, controller
-    controller, _ = stem_utils.init_controller(
-        path=conf.getpath('tor', 'control_socket'))
+    controller = stem_utils.init_controller(conf)
     if not controller:
         controller = stem_utils.launch_tor(conf)
     else:
diff --git a/sbws/util/stem.py b/sbws/util/stem.py
index 746fa88..169acda 100644
--- a/sbws/util/stem.py
+++ b/sbws/util/stem.py
@@ -60,27 +60,19 @@ def remove_event_listener(controller, func):
         log.exception("Exception trying to remove event %s", e)
 
 
-def init_controller(port=None, path=None, set_custom_stream_settings=True):
-    # NOTE: we do not currently support a control port even though the rest of
-    # this function will pretend like port could be set.
-    assert port is None
-    # make sure only one is set
-    assert port is not None or path is not None
-    assert not (port is not None and path is not None)
-    # and for the one that is set, make sure it is likely valid
-    assert port is None or isinstance(port, int)
-    assert path is None or isinstance(path, str)
+def init_controller(conf):
     c = None
-    if port:
-        c = _init_controller_port(port)
-        if not c:
-            return None, 'Unable to reach tor on control port'
+    # If the external control port is set, use it to initialize the controller.
+    control_port = conf['tor']['external_control_port']
+    if control_port:
+        control_port = int(control_port)
+        # If it can not connect, the program will exit here
+        c = _init_controller_port(control_port)
     else:
-        c = _init_controller_socket(path)
-        if not c:
-            return None, 'Unable to reach tor on control socket'
-    assert c is not None
-    return c, ''
+        c = _init_controller_socket(
+            socket=conf.getpath('tor', 'control_socket')
+        )
+    return c
 
 
 def is_bootstrapped(c):



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