reviewstats/openreviews.py
2013-05-29 16:12:37 -04:00

144 lines
5.0 KiB
Python
Executable File

#!/usr/bin/env python
#
# Copyright (C) 2011 - Soren Hansen
# Copyright (C) 2013 - Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import calendar
import datetime
import optparse
import os
import os.path
import sys
import utils
optparser = optparse.OptionParser()
optparser.add_option('-p', '--project', default='projects/nova.json',
help='JSON file describing the project to generate stats for')
optparser.add_option('-a', '--all', action='store_true',
help='Generate stats across all known projects (*.json)')
optparser.add_option('-u', '--user', default='russellb', help='gerrit user')
optparser.add_option('-k', '--key', default=None, help='ssh key for gerrit')
optparser.add_option('-s', '--stable', action='store_true',
help='Include stable branch commits')
optparser.add_option('-l', '--longest-waiting', type='int', default=5,
help='Show n changesets that have waited the longest)')
optparser.add_option('-m', '--waiting-more', type='int', default=7,
help='Show number of changesets that have waited more than n days)')
options, args = optparser.parse_args()
projects = utils.get_projects_info(options.project, options.all)
if not projects:
print "Please specify a project."
sys.exit(1)
changes = utils.get_changes(projects, options.user, options.key,
only_open=True)
waiting_on_submitter = []
waiting_on_reviewer = []
now = datetime.datetime.utcnow()
now_ts = calendar.timegm(now.timetuple())
def sec_to_period_string(seconds):
days = seconds / (3600 * 24)
hours = (seconds / 3600) - (days * 24)
minutes = (seconds / 60) - (days * 24 * 60) - (hours * 60)
return '%d days, %d hours, %d minutes' % (days, hours, minutes)
for change in changes:
if 'rowCount' in change:
continue
if not options.stable and 'stable' in change['branch']:
continue
if change['status'] != 'NEW':
# Filter out WORKINPROGRESS
continue
latest_patch = change['patchSets'][-1]
waiting_for_review = True
approvals = latest_patch.get('approvals', [])
approvals.sort(key=lambda a:a['grantedOn'])
for review in approvals:
if review['type'] not in ('CRVW', 'VRIF'):
continue
if review['value'] in ('-1', '-2'):
waiting_for_review = False
break
# The createdOn timestamp on the patch isn't what we want.
# It's when the patch was written, not submitted for review.
# The next best thing in the data we have is the time of the
# first review. When all is working well, jenkins or smokestack
# will comment within the first hour or two, so that's better
# than the other timestamp, which may reflect that the code
# was written many weeks ago, even though it was just recently
# submitted for review.
if approvals:
change['age'] = now_ts - approvals[0]['grantedOn']
else:
change['age'] = now_ts - latest_patch['createdOn']
if waiting_for_review:
waiting_on_reviewer.append(change)
else:
waiting_on_submitter.append(change)
def average_age(changes):
total_seconds = 0
for change in changes:
total_seconds += change['age']
avg_age = total_seconds / len(changes)
return sec_to_period_string(avg_age)
def median_age(changes):
changes = sorted(changes, key=lambda change: change['age'])
median_age = changes[len(changes)/2]['age']
return sec_to_period_string(median_age)
def number_waiting_more_than(changes, seconds):
index = 0
for change in changes:
if change['age'] > seconds:
return len(changes) - index
index += 1
return 0
age_sorted_waiting_on_reviewer = sorted(waiting_on_reviewer,
key=lambda change: change['age'])
print 'Projects: %s' % [project['name'] for project in projects]
print 'Total Open Reviews: %d' % (len(waiting_on_reviewer) +
len(waiting_on_submitter))
print 'Waiting on Submitter: %d' % len(waiting_on_submitter)
print 'Waiting on Reviewer: %d' % len(waiting_on_reviewer)
print ' --> Average wait time: %s' % average_age(waiting_on_reviewer)
print ' --> Median wait time: %s' % median_age(waiting_on_reviewer)
print ' --> Number waiting more than %i days: %i' % (
options.waiting_more, number_waiting_more_than(
age_sorted_waiting_on_reviewer,
60*60*24*options.waiting_more))
print ' --> Longest waiting reviews:'
for change in age_sorted_waiting_on_reviewer[-options.longest_waiting:]:
print ' --> %s %s \n (%s)' % (
sec_to_period_string(change['age']),
change['url'], change['subject'])