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@heat
Created September 12, 2012 00:34
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example wsgi flask application for appfog
#!/usr/bin/env python
import time
import sys
import os
import json
from flask import Flask, Request, Response
application = app = Flask('wsgi')
@app.route('/')
def welcome():
return 'welcome to appfog!'
@app.route('/env')
def env():
return os.environ.get("VCAP_SERVICES", "{}")
@app.route('/mongo')
def mongotest():
from pymongo import Connection
uri = mongodb_uri()
conn = Connection(uri)
coll = conn.db['ts']
coll.insert(dict(now=int(time.time())))
last_few = [str(x['now']) for x in coll.find(sort=[("_id", -1)], limit=10)]
body = "\n".join(last_few)
return Response(body, content_type="text/plain;charset=UTF-8")
def mongodb_uri():
local = os.environ.get("MONGODB", None)
if local:
return local
services = json.loads(os.environ.get("VCAP_SERVICES", "{}"))
if services:
creds = services['mongodb-1.8'][0]['credentials']
uri = "mongodb://%s:%s@%s:%d/%s" % (
creds['username'],
creds['password'],
creds['hostname'],
creds['port'],
creds['db'])
print >> sys.stderr, uri
return uri
else:
raise Exception, "No services configured"
if __name__ == '__main__':
app.run(debug=True)
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