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##############################################################################
# Copyright (c) 2017 Dell EMC and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import json
import urllib
from flask import Flask, redirect, url_for, request, render_template, session
from flask import send_from_directory, flash
import validators
class ReverseProxied(object):
'''Wrap the application in this middleware and configure the
front-end server to add these headers, to let you quietly bind
this to a URL other than / and to an HTTP scheme that is
different than what is used locally.
In nginx:
location /storperf/ {
proxy_pass http://localhost:8085/;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Scheme $scheme;
proxy_set_header X-Script-Name /storperf;
}
:param app: the WSGI application
'''
def __init__(self, app):
self.app = app
def __call__(self, environ, start_response):
script_name = environ.get('HTTP_X_SCRIPT_NAME', '')
if script_name:
environ['SCRIPT_NAME'] = script_name
path_info = environ['PATH_INFO']
if path_info.startswith(script_name):
environ['PATH_INFO'] = path_info[len(script_name):]
scheme = environ.get('HTTP_X_SCHEME', '')
if scheme:
environ['wsgi.url_scheme'] = scheme
return self.app(environ, start_response)
app = Flask(__name__)
app.wsgi_app = ReverseProxied(app.wsgi_app)
app.secret_key = 'storperf_graphing_module'
def get_data(data):
metrics = {}
report_data = {}
temp = data.get("results") or data.get("report") or data.get("details")
if type(temp) is list:
length = len(temp)
if length == 1:
details = temp[0].get('details')
metrics = details.get('metrics')
report_data = details.get('report_data')
return "single", metrics, report_data, temp
else:
return "multi", temp
else:
metrics = temp.get('metrics')
report_data = temp.get('report_data')
return "single", metrics, report_data, temp
@app.route('/reporting/success/')
def success():
try:
URL = session["url"]
if URL.find("jobs") is not -1 and URL.find("metadata") is -1:
data = urllib.urlopen(URL).read()
data = json.loads(data)
temp = data["job_ids"]
if temp:
info = {}
for ID in temp:
url = URL + "?id=" + ID + "&type=metadata"
data_temp = urllib.urlopen(url).read()
data_temp = json.loads(data_temp)
report_data = get_data(data_temp)[-1]
info[ID] = report_data
return render_template('plot_jobs.html', results=info)
if validators.url(URL):
data = urllib.urlopen(URL).read()
else:
data = open("./static/testdata/" + URL).read()
data = json.loads(data)
response = get_data(data)
if response[0] == "single":
metrics, report_data = response[1], response[2]
results = response[3]
return render_template('plot_tables.html',
metrics=metrics, report_data=report_data,
results=results)
else:
return render_template('plot_multi_data.html',
results=response[1])
except Exception as e:
session['server_error'] = e.message + ' ' + repr(e.args)
return redirect(url_for('file_not_found'))
@app.route('/reporting/url', methods=['POST', 'GET'])
def url():
if request.method == 'POST':
url = request.form['url']
session["url"] = url
return redirect(url_for('success'))
@app.route('/reporting/file_not_found/')
def file_not_found():
error = session.get('server_error')
flash("Server Error: " + error)
return redirect(url_for('index'))
@app.route('/reporting/3rd_party/js/<path:path>')
def js(path):
return send_from_directory('static/js/', path)
@app.route('/reporting/3rd_party/css/<path:path>')
def css(path):
return send_from_directory('static/css/', path)
@app.route('/reporting/images/<path:path>')
def images(path):
return send_from_directory('static/images/', path)
@app.route('/reporting/')
def index():
return render_template('index.html')
if __name__ == '__main__':
app.run(host="0.0.0.0", debug=True, threaded=True)
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