maintainer-scripts/bugzilla-close-candidate.py

   1 #!/usr/bin/env python3
   2
   3 # The script is used for finding PRs that have a SVN revision that
   4 # mentiones the PR and are not closed.  It's done by iterating all
   5 # comments of a PR and finding SVN commit entries.
   6
   7 """
   8 Sample output of the script:
   9 Bugzilla URL page size: 50
  10 HINT: bugs with following comment are ignored: Can the bug be marked as resolved?
  11
  12 Bug URL                                              SVN commits                   known-to-fail                           known-to-work                           Bug summary
  13 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88129   trunk                                                                                                         Two blockage insns are emited in the function epilogue
  14 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88122   trunk                                                                                                         [9 Regression] g++ ICE: internal compiler error: Segmentation fault
  15 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88084   trunk                                                                                                         basic_string_view::copy doesn't use Traits::copy
  16 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88083   trunk                                                                                                         ICE in find_constant_pool_ref_1, at config/s390/s390.c:8231
  17 ...
  18 Bugzilla lists:
  19 https://gcc.gnu.org/bugzilla/buglist.cgi?bug_id=88129,88122,88084,88083,88074,88073,88071,88070,88051,88018,87985,87955,87926,87917,87913,87898,87895,87874,87871,87855,87853,87826,87824,87819,87818,87799,87793,87789,87788,87787,87754,87725,87674,87665,87649,87647,87645,87625,87611,87610,87598,87593,87582,87566,87556,87547,87544,87541,87537,87528
  20 https://gcc.gnu.org/bugzilla/buglist.cgi?bug_id=87486
  21 """
  22
  23 import argparse
  24 import json
  25
  26 import requests
  27
  28 base_url = 'https://gcc.gnu.org/bugzilla/rest.cgi/'
  29 statuses = ['UNCONFIRMED', 'ASSIGNED', 'SUSPENDED', 'NEW', 'WAITING', 'REOPENED']
  30 regex = '(.*\[)([0-9\./]*)( [rR]egression])(.*)'
  31 closure_question = 'Can the bug be marked as resolved?'
  32 start_page = 20
  33 url_page_size = 50
  34
  35 def get_branches_by_comments(comments):
  36     versions = set()
  37     for c in comments:
  38         text = c['text']
  39         if 'URL: https://gcc.gnu.org/viewcvs' in text:
  40             version = 'trunk'
  41             for l in text.split('\n'):
  42                 if 'branches/gcc-' in l:
  43                     parts = l.strip().split('/')
  44                     parts = parts[1].split('-')
  45                     assert len(parts) == 3
  46                     versions.add(parts[1])
  47             versions.add(version)
  48     return versions
  49
  50 def get_bugs(api_key, query):
  51     u = base_url + 'bug'
  52     r = requests.get(u, params = query)
  53     return r.json()['bugs']
  54
  55 def search(api_key):
  56     chunk = 1000
  57     ids = []
  58     print('%-53s%-30s%-40s%-40s%-60s' % ('Bug URL', 'SVN commits', 'known-to-fail', 'known-to-work', 'Bug summary'))
  59     for i in range(start_page, 0, -1):
  60         # print('offset: %d' % (i * chunk), flush = True)
  61         bugs = get_bugs(api_key, {'api_key': api_key, 'bug_status': statuses, 'limit': chunk, 'offset': i * chunk})
  62         for b in sorted(bugs, key = lambda x: x['id'], reverse = True):
  63             id = b['id']
  64
  65             fail = b['cf_known_to_fail']
  66             work = b['cf_known_to_work']
  67
  68             u = base_url + 'bug/' + str(id) + '/comment'
  69             r = requests.get(u, params = {'api_key': api_key} ).json()
  70             keys = list(r['bugs'].keys())
  71             assert len(keys) == 1
  72             comments = r['bugs'][keys[0]]['comments']
  73             for c in comments:
  74                 if closure_question in c['text']:
  75                     continue
  76
  77             branches = get_branches_by_comments(comments)
  78             if len(branches):
  79                 branches_str = ','.join(sorted(list(branches)))
  80                 print('%-53s%-30s%-40s%-40s%-60s' % ('https://gcc.gnu.org/bugzilla/show_bug.cgi?id=%d' % id, branches_str, fail, work, b['summary']))
  81                 ids.append(id)
  82
  83     # print all URL lists
  84     print('\nBugzilla lists:')
  85     while len(ids) > 0:
  86         print('https://gcc.gnu.org/bugzilla/buglist.cgi?bug_id=%s' % ','.join([str(x) for x in ids[:url_page_size]]))
  87         ids = ids[url_page_size:]
  88
  89 print('Bugzilla URL page size: %d' % url_page_size)
  90 print('HINT: bugs with following comment are ignored: %s\n' % closure_question)
  91
  92 parser = argparse.ArgumentParser(description='')
  93 parser.add_argument('api_key', help = 'API key')
  94
  95 args = parser.parse_args()
  96 search(args.api_key)