add a simple shell script to test websocket proxy

ws/proxyConfig.json

@@ -1,6 +1,6 @@
 {
 	"remote_urls": {
-		"echo.localhost:8008": "ws://localhost:9009",
+		"echo.localhost:8008": "ws://localhost:8009",
-		"cobra.localhost:8008": "ws://localhost:8765"
+		"cobra.localhost:8008": "ws://localhost:5678"
 	}
 }

ws/test_ws_proxy.sh

@@ -0,0 +1,39 @@
+#!/bin/sh
+
+# This test requires cobra to be available
+which cobra > /dev/null || {
+    echo cobra is not installed on this machine.
+    exit 0
+}
+
+# Handle Ctrl-C by killing all sub-processing AND exiting
+trap cleanup INT
+
+function cleanup {
+    exit_code=${1:-1}
+    echo "Killing all servers (ws and cobra)"
+    echo
+    kill `cat /tmp/pidfile.proxy`  &>/dev/null
+    kill `cat /tmp/pidfile.echo_server`  &>/dev/null
+    kill `cat /tmp/pidfile.cobra`  &>/dev/null
+    kill `cat /tmp/pidfile.connect.echo`  &>/dev/null
+    kill `cat /tmp/pidfile.connect.cobra`  &>/dev/null
+    exit ${exit_code}
+}
+
+ws proxy_server --pidfile /tmp/pidfile.proxy --config_path proxyConfig.json &
+ws echo_server --pidfile /tmp/pidfile.echo_server --port 8009 &
+cobra -v run --pidfile /tmp/pidfile.cobra --port 5678 &
+
+# Wait for the servers to be up
+sleep 1
+
+# unbuffer comes with expect (written in tcl)
+echo 'hello' | unbuffer ws connect --pidfile /tmp/pidfile.connect.echo ws://echo.localhost:8008 &
+
+echo 'hello' | unbuffer ws connect --pidfile /tmp/pidfile.connect.cobra ws://cobra.localhost:8008 &
+
+# Wait
+sleep 2
+
+cleanup