""" This is a RESTful interface implemented using Flask micro framework. The API is driven by configuration that is organized in terms of the monitoring classes We designed the classes to be reusable (and powered by labels): 'monitoring-type': 'class':'' 'config':' """ from flask import Flask, session, request, redirect, Response from flask.templating import render_template from flask_session import Session import time import sys import os import json import re import monitor import Queue from utils.transport import * PARAMS = {'context':''} if len(sys.argv) > 1: N = len(sys.argv) for i in range(1,N): value = None if sys.argv[i].startswith('--'): key = sys.argv[i].replace('-','') if i + 1 < N: value = sys.argv[i + 1] = sys.argv[i+1].strip() if key and value: PARAMS[key] = value i += 2 app = Flask(__name__) f = open(PARAMS['path']) CONFIG = json.loads(f.read()) HANDLERS= {} for key in CONFIG : if key == "monitor": continue className = CONFIG[key]['class'] ref = "".join(["monitor.",className,"()"]) ref = eval(ref) #ref.init(CONFIG[key]['config']) HANDLERS[key] = {"class":ref,"config":CONFIG[key]["config"]} f.close() # # from threading import Thread, RLock p = {'uri':'http://localhost:5984','dbname':'monitor','uid':'logs','filename':'logs.JSON'} factory = DataSourceFactory() gWriter = factory.instance(type='CouchdbWriter',args=p) gReader = factory.instance(type='CouchdbReader',args=p) mthread = monitor.Monitor(HANDLERS,gWriter,'processes',) mthread.start() #(Timer(10,mthread.run)).start() #mthread = Process(target=monitor.Monitor,args=(HANDLERS,ProcessQueue,'processes')) #mthread.start() @app.route('/get/') def procs(id): try: d = gReader.basic_read() r = {} for label in d : index = len(d[label]) - 1 r[label] = d[label][index] except Exception, e: print e r = [] return json.dumps(r) @app.route('/trends') def trends (): id = request.args.get('id') r = gReader.basic_read() if id in r: r = r[id] series = {} for row in r: for item in row: id = item['label'] if id not in series : series[id] = [] series[id].append(item) if len(series[id]) > 24 : beg = len(series[id]) - 25 series[id] = series[id][beg:] return json.dumps(series) else: return "[]" @app.route('/dashboard') def dashboard(): context = PARAMS['context'] return render_template('dashboard.html',context=context) if __name__== '__main__': app.secret_key = 'A0Zr98j/3yX R~XHH!jmN]LWX=?RT' app.run(host='0.0.0.0',debug=True,threaded=True)