xBar gerrit review monitor

002-gerrit_incoming_crs.2m.py

#!/usr/bin/env python3
##!/usr/bin/python3
# -*- coding: utf-8 -*-

import os
import sys
import json
import subprocess


import logging

gerrit_user = '$USER'
gerrit_host = '$GERRIT_URL'
gerrit_port = '29418'

def query_gerrit():
    gerrit_query = ['ssh', '%s@%s' % (gerrit_user, gerrit_host), '-p', gerrit_port,
                    'gerrit', 'query', '--format=JSON', '--all-approvals',
                    'status:open', 'reviewer:"%s"' % gerrit_user]
    try:
        results = subprocess.check_output(
            gerrit_query, stderr=subprocess.STDOUT, universal_newlines=True)
        return strip_unused_results(results)
    except Exception:
        logging.error('Unable to query gerrit')
        logging.error('---')
        logging.error("Ensure you've uploaded your SSH key to gerrit")
        sys.exit(1)
def strip_unused_results(results):
    # last line is blank
    # second to last line is an aggregate
    results = results.split('\n')
    results = results[:-2] if len(results) > 2 else []
    return [json.loads(x) for x in results]


def is_self(result):
    return result.get('owner', {}).get('username', '') == gerrit_user

def filter_self(results):
    return [x for x in results if not is_self(x)]

def is_approved(result):
    approval_total = 0
    patch_sets = result.get("patchSets", {})
    for patch in patch_sets:
        approvals = patch.get("approvals",[])
        for approval in approvals:
            value = int(approval.get("value",0))
            approval_total += value
    if approval_total >= 2:
        return True
    else:
        return False

def filter_approved(results):
    return [x for x in results if not is_approved(x)]

def print_results(results):
    if len(results) > 0:
        print('%s CRs' % len(results))
        print('---')
        for r in results:
            subj = r.get('subject')
            url = r.get('url')
            print('%s | href=%s' % (subj, url))
    else:
        print('x')
        print('---')

def main():
    all_unapproved = []
    all_incoming = filter_self(query_gerrit())
    all_unapproved = filter_approved(all_incoming)
    print_results(all_unapproved)

if __name__ == "__main__":
    main()