# encoding:utf-8
import re, random, uuid, urllib
from flask import Flask, session, request
app = Flask(__name__)
random.seed(uuid.getnode())
app.config['SECRET_KEY'] = str(random.random()*233)
app.debug = True
@app.route('/')
def index():
session['username'] = 'www-data'
return 'Hello World! <a href="/read?url=https://baidu.com">Read somethings</a>'
@app.route('/read')
def read():
try:
url = request.args.get('url')
m = re.findall('^file.*', url, re.IGNORECASE)
n = re.findall('flag', url, re.IGNORECASE)
if m or n:
return 'No Hack'
res = urllib.urlopen(url)
return res.read()
except Exception as ex:
print str(ex)
return 'no response'
@app.route('/flag')
def flag():
if session and session['username'] == 'fuck':
return open('/flag.txt').read()
else:
return 'Access denied'
if __name__=='__main__':
app.run(
debug=True,
host="0.0.0.0"
)
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