Don't run the plugin, use tinycore & weavedns for tracer app

experimental/example/run.sh

@@ -5,7 +5,7 @@ set -ex
 readonly ARG="$1"
 
 if ! $(weave status 1>/dev/null 2>&1); then
-    weave launch
+    WEAVE_NO_PLUGIN=y weave launch
 fi
 
 eval $(weave env)

experimental/example/run_tracer.sh

@@ -4,6 +4,10 @@ set -ex
 
 readonly ARG="$1"
 
+if ! $(weave status 1>/dev/null 2>&1); then
+    WEAVE_NO_PLUGIN=y weave launch
+fi
+
 eval $(weave env)
 
 start_container() {

experimental/example/trace_app/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:2.7
+FROM tatsushid/tinycore-python:2.7
 MAINTAINER Weaveworks Inc <help@weave.works>
 WORKDIR /home/weave
 ADD requirements.txt /home/weave/

experimental/example/trace_app/app.py

@@ -25,7 +25,7 @@ def do_redis():
 def do_qotd():
   s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
   try:
-    s.connect(("qotd", 4446))
+    s.connect(("qotd.weave.local", 4446))
     s.send("Hello")
     return s.recv(1024)
   finally:
@@ -38,7 +38,7 @@ def do_search():
   return r.text
 
 def do_echo(text):
-  r = requests.get("http://echo/", data=text)
+  r = requests.get("http://echo.weave.local/", data=text)
   return r.text
 
 def ignore_error(f):