Add some debugging output to help troubleshoot a performance problem.

2 files changed, 12 insertions, 0 deletions

diff --git a/libmproxy/console.py b/libmproxy/console.py
index bbf69d2d..ed6c78af 100644
--- a/libmproxy/console.py
+++ b/libmproxy/console.py
@@ -651,6 +651,9 @@ class StatusBar(WWrap):
         if opts:
             r.append("[%s]"%(":".join(opts)))
 
+        if self.master.debug:
+            r.append("[lt:%0.3f]"%self.master.looptime)
+
         return r
 
     def redraw(self):
@@ -767,6 +770,7 @@ class Options(object):
     __slots__ = [
         "anticache",
         "client_replay",
+        "debug",
         "keepserving",
         "kill",
         "intercept",
@@ -809,6 +813,7 @@ class ConsoleMaster(flow.FlowMaster):
     ]
     def __init__(self, server, options):
         flow.FlowMaster.__init__(self, server, ConsoleState())
+        self.looptime = 0
 
         self.conn_list_view = None
         self.set_palette()
@@ -849,6 +854,9 @@ class ConsoleMaster(flow.FlowMaster):
         if options.server_replay:
             self.server_playback_path(options.server_replay)
 
+        self.debug = options.debug
+
+
     def _runscript(self, f, path):
         path = os.path.expanduser(path)
         self.state.last_script = path
@@ -1292,6 +1300,7 @@ class ConsoleMaster(flow.FlowMaster):
         slave.start()
         try:
             while not controller.exit:
+                startloop = time.time()
                 self.statusbar.redraw()
                 size = self.drawscreen()
                 self.tick(q)
@@ -1427,6 +1436,7 @@ class ConsoleMaster(flow.FlowMaster):
                             k = None
                     if k:
                         self.view.keypress(size, k)
+                self.looptime = time.time() - startloop
         except (Stop, KeyboardInterrupt):
             pass
 
diff --git a/mitmproxy b/mitmproxy
index 76011f95..a1828b84 100755
--- a/mitmproxy
+++ b/mitmproxy
@@ -27,6 +27,7 @@ if __name__ == '__main__':
                 version="%%prog %s"%VERSION,
             )
     cmdline.common_options(parser)
+    parser.add_option("--debug", dest="debug", default=False, action="store_true")
 
 
     group = OptionGroup(
@@ -57,6 +58,7 @@ if __name__ == '__main__':
     opts = console.Options(**cmdline.get_common_options(options))
     opts.intercept = options.intercept
     opts.limit = options.limit
+    opts.debug = options.debug
     m = console.ConsoleMaster(server, opts)
 
     for i in args: