Add simple client. Print server received messages.

client/client.py

@@ -0,0 +1,65 @@
+#!/usr/bin/python3
+
+import argparse
+import json
+import socket
+import time
+from ws4py.client import threadedclient
+
+
+parser = argparse.ArgumentParser(description='iconograph fetcher')
+parser.add_argument(
+    '--server',
+    dest='server',
+    action='store',
+    required=True)
+parser.add_argument(
+    '--https-ca-cert',
+    dest='https_ca_cert',
+    action='store',
+    required=True)
+parser.add_argument(
+    '--https-client-cert',
+    dest='https_client_cert',
+    action='store',
+    required=True)
+parser.add_argument(
+    '--https-client-key',
+    dest='https_client_key',
+    action='store',
+    required=True)
+FLAGS = parser.parse_args()
+
+
+class Client(threadedclient.WebSocketClient):
+
+  def Loop(self):
+    self.daemon = True
+    self.connect()
+    while True:
+      self.send(json.dumps({
+        'type': 'report',
+        'data': {
+          'hostname': socket.gethostname(),
+          'uptime_seconds': self._Uptime(),
+        },
+      }), False)
+      time.sleep(5.0)
+
+  def _Uptime(self):
+    with open('/proc/uptime', 'r') as fh:
+      return int(float(fh.readline().split(' ', 1)[0]))
+
+
+def main():
+  ssl_options = {
+    'keyfile': FLAGS.https_client_key,
+    'certfile': FLAGS.https_client_cert,
+    'ca_certs': FLAGS.https_ca_cert,
+  }
+  client = Client('wss://%s/ws' % FLAGS.server, protocols=['http-only', 'chat'], ssl_options=ssl_options)
+  client.Loop()
+
+
+if __name__ == '__main__':
+  main()