Merge branch 'master' of ssh.github.com:mitmproxy/mitmproxy

examples/README

@@ -4,6 +4,7 @@ change_upstream_proxy.py  Dynamically change the upstream proxy
 dns_spoofing.py           Use mitmproxy in a DNS spoofing scenario.
 dup_and_replay.py         Duplicates each request, changes it, and then replays the modified request.
 filt.py                   Use mitmproxy's filter expressions in your script.
+flowwriter.py             Only write selected flows into a mitmproxy dumpfile.
 iframe_injector.py        Inject configurable iframe into pages.
 modify_form.py            Modify all form submissions to add a parameter.
 modify_querystring.py     Modify all query strings to add a parameters.

examples/flowwriter.py

@@ -0,0 +1,20 @@
+import random
+import sys
+
+from libmproxy.flow import FlowWriter
+
+
+def start(context, argv):
+    if len(argv) != 2:
+        raise ValueError('Usage: -s "flowriter.py filename"')
+
+    if argv[1] == "-":
+        f = sys.stdout
+    else:
+        f = open(argv[1], "wb")
+    context.flow_writer = FlowWriter(f)
+
+
+def response(context, flow):
+    if random.choice([True, False]):
+        context.flow_writer.add(flow)