From beb9370fc57f63eca039e9a7fb4940b8a3f7d43c Mon Sep 17 00:00:00 2001
From: Oleg Kalachev <okalachev@gmail.com>
Date: Wed, 22 Aug 2018 18:08:48 +0300
Subject: [PATCH] Remove web_server node

---
 clever/launch/clever.launch     |  3 --
 clever/launch/web_server.launch |  5 ---
 clever/src/web_server.py        | 60 ---------------------------------
 3 files changed, 68 deletions(-)
 delete mode 100644 clever/launch/web_server.launch
 delete mode 100755 clever/src/web_server.py

diff --git a/clever/launch/clever.launch b/clever/launch/clever.launch
index c1d7a6a6..4257769e 100644
--- a/clever/launch/clever.launch
+++ b/clever/launch/clever.launch
@@ -3,7 +3,6 @@
     <arg name="fcu_ip" default="127.0.0.1"/>
     <arg name="gcs_bridge" default="tcp"/>
     <arg name="viz" default="true"/>
-    <arg name="web_server" default="false"/>
     <arg name="web_video_server" default="true"/>
     <arg name="rosbridge" default="true"/>
     <arg name="main_camera" default="true"/>
@@ -21,8 +20,6 @@
         <arg name="viz" value="$(arg viz)"/>
     </include>
 
-    <!-- web server -->
-    <include file="$(find clever)/launch/web_server.launch" if="$(arg web_server)"/>
 
     <!-- web video server -->
     <node name="web_video_server" pkg="web_video_server" type="web_video_server" if="$(arg web_video_server)" required="false" respawn="true" respawn_delay="5"/>
diff --git a/clever/launch/web_server.launch b/clever/launch/web_server.launch
deleted file mode 100644
index 9d8944ac..00000000
--- a/clever/launch/web_server.launch
+++ /dev/null
@@ -1,5 +0,0 @@
-<launch>
-    <node name="web_server" pkg="clever" type="web_server.py" output="screen">
-        <param name="path" value="$(find clever)/static"/>
-    </node>
-</launch>
diff --git a/clever/src/web_server.py b/clever/src/web_server.py
deleted file mode 100755
index 86874760..00000000
--- a/clever/src/web_server.py
+++ /dev/null
@@ -1,60 +0,0 @@
-#!/usr/bin/env python
-
-import rospy
-import subprocess
-import re
-from flask import Flask, send_from_directory, send_file, request, jsonify
-
-rospy.init_node('web_server', disable_signals=True)
-
-port = rospy.get_param('~port', 7070)
-host = rospy.get_param('~host', '0.0.0.0')
-serve_path = rospy.get_param('~path')
-app = Flask(__name__)
-
-
-@app.route('/')
-def serve_index():
-    return send_from_directory(serve_path, 'index.html')
-
-
-@app.route('/<path:path>')
-def serve_static(path):
-    print serve_path, path
-    return send_from_directory(serve_path, path)
-
-
-@app.route('/wifi_data/')
-def get_wifi_data():
-    cur_ip = request.remote_addr
-    ip_signal = get_ip_signal()
-    return jsonify({'ip': cur_ip, 'signal': ip_signal[cur_ip]}), 200
-
-
-def get_ip_signal():
-    wlan_interface = 'wlan0'
-    # Getting info about wifi client connected to access point. From here we know MAC and signal level
-    iwl = subprocess.check_output(['sudo', 'iw', 'dev', 'wlan0', 'station', 'dump']).splitlines()
-    mac_signal = {}
-    cur_client = ''
-    for line in iwl:
-        if line.find('Station') != -1:
-            cur_client = re.search(r'([0-9A-F]{2}[:-]){5}([0-9A-F]{2})', line, re.I).group()
-        if line.find('signal') != -1:
-            sg = re.search(r'(\[-?\d*\])', line, re.I).group()
-            mac_signal[cur_client] = re.sub(r'[\[\]]', '', sg)
-    ip_signal = {}
-    # Getting ip-mac mapping
-    ip_mac = subprocess.check_output(['arp', '-i', wlan_interface]).splitlines()
-    for line in ip_mac:
-        mac = re.search(r'([0-9A-F]{2}[:-]){5}([0-9A-F]{2})', line, re.I)
-        if mac is not None:
-            mac = mac.group()
-            if mac in mac_signal:
-                ips = re.search(r'((2[0-5]|1[0-9]|[0-9])?[0-9]\.){3}((2[0-5]|1[0-9]|[0-9])?[0-9])', line, re.I).group()
-                ip_signal[ips] = mac_signal[mac]
-    return ip_signal
-
-
-rospy.loginfo('Serving on %s:%s', host, port)
-app.run(host=host, port=port, threaded=True)