anteater/src/get_lists.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 ##############################################################################
   4 # Copyright (c) 2017 Luke Hinds <lhinds@redhat.com>, Red Hat
   5 #
   6 # All rights reserved. This program and the accompanying materials
   7 # are made available under the terms of the Apache License, Version 2.0
   8 # which accompanies this distribution, and is available at
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 ##############################################################################
  11
  12 """
  13     Gathers various values from the gate check yaml file and return them to the
  14     calling instance
  15 """
  16 from __future__ import absolute_import
  17
  18 import logging
  19 import six.moves.configparser
  20 import copy
  21 import os
  22 import yaml
  23 import re
  24
  25
  26 config = six.moves.configparser.RawConfigParser()
  27 config.read('anteater.conf')
  28 logger = logging.getLogger(__name__)
  29 master_list = config.get('config', 'master_list')
  30 ignore_list = config.get('config', 'ignore_list')
  31
  32 with open(master_list, 'r') as f:
  33     ml = yaml.safe_load(f)
  34
  35 with open(ignore_list, 'r') as f:
  36     il = yaml.safe_load(f)
  37
  38
  39 def _remove_nullvalue(contents):
  40     if contents and len(contents) > 2 and 'nullvalue' in contents:
  41         contents.remove('nullvalue')
  42
  43
  44 def _merge(org, ded):
  45     ret = copy.deepcopy(org)
  46     for key in list(set([k for k in org] + [k for k in ded])):
  47         if key in org and key in ded:
  48             ret[key] = list(set(ret[key] + ded[key]))
  49             _remove_nullvalue(ret[key])
  50         elif key in ded:
  51             ret[key] = ded[key]
  52     return ret
  53
  54
  55 class GetLists(object):
  56     def __init__(self, *args):
  57         # Placeholder for future args if more filters are needed
  58         self.args = args
  59         self.loaded = False
  60
  61     def load_project_exception_file(self, project_exceptions, project):
  62         if self.loaded:
  63             return
  64         exception_file = None
  65         for item in project_exceptions:
  66             if project in item:
  67                 exception_file = item.get(project)
  68         if exception_file is not None:
  69             with open(exception_file, 'r') as f:
  70                 ex = yaml.safe_load(f)
  71             for key in ex:
  72                 if key in ml:
  73                     ml[key][project] = _merge(ml[key][project], ex.get(key, None)) \
  74                             if project in ml[key] else ex.get(key, None)
  75             self.loaded = True
  76
  77     def binary_list(self, project):
  78         try:
  79             default_list = (ml['binaries']['binary_ignore'])
  80         except KeyError:
  81             logger.error('Key Error processing binary list values')
  82
  83         binary_re = re.compile("|".join(default_list),
  84                                flags=re.IGNORECASE)
  85         return binary_re
  86
  87     def binary_hash(self, project, patch_file):
  88         self.load_project_exception_file(ml.get('project_exceptions'), project)
  89         file_name = os.path.basename(patch_file)
  90         try:
  91             binary_hash = (ml['binaries'][project][file_name])
  92             return binary_hash
  93         except KeyError:
  94             binary_hash = 'null'
  95             return binary_hash
  96
  97
  98     def file_audit_list(self, project):
  99         project_list = False
 100         self.load_project_exception_file(ml.get('project_exceptions'), project)
 101         try:
 102             default_list = set((ml['file_audits']['file_names']))
 103         except KeyError:
 104             logger.error('Key Error processing file_names list values')
 105         try:
 106             project_list = set((ml['file_audits'][project]['file_names']))
 107             logger.info('file_names waivers found for %s', project)
 108         except KeyError:
 109             logger.info('No file_names waivers found for %s', project)
 110
 111         file_names_re = re.compile("|".join(default_list),
 112                                    flags=re.IGNORECASE)
 113
 114         if project_list:
 115             file_names_proj_re = re.compile("|".join(project_list),
 116                                             flags=re.IGNORECASE)
 117             return file_names_re, file_names_proj_re
 118         else:
 119             file_names_proj_re = re.compile("")
 120             return file_names_re, file_names_proj_re
 121
 122     def file_content_list(self,  project):
 123         project_list = False
 124         self.load_project_exception_file(ml.get('project_exceptions'), project)
 125         try:
 126             master_list = (ml['file_audits']['file_contents'])
 127
 128         except KeyError:
 129             logger.error('Key Error processing file_contents list values')
 130
 131         try:
 132             ignore_list = il['file_audits']['file_contents']
 133
 134         except KeyError:
 135             logger.error('Key Error processing file_contents list values')
 136
 137         try:
 138             project_list = ml['file_audits'][project]['file_contents']
 139
 140         except KeyError:
 141             logger.info('No file_contents waivers found  for %s', project)
 142
 143         ignore_list_merge = project_list + ignore_list
 144
 145         ignore_list_re = re.compile("|".join(ignore_list_merge), flags=re.IGNORECASE)
 146
 147         return master_list, ignore_list_re
 148
 149     def file_ignore(self):
 150         try:
 151             file_ignore = (ml['file_ignore'])
 152         except KeyError:
 153             logger.error('Key Error processing file_ignore list values')
 154         return file_ignore
 155
 156     def licence_extensions(self):
 157         try:
 158             licence_extensions = (ml['licence']['licence_ext'])
 159         except KeyError:
 160             logger.error('Key Error processing licence_extensions list values')
 161         return licence_extensions
 162
 163     def licence_ignore(self):
 164         try:
 165             licence_ignore = (ml['licence']['licence_ignore'])
 166         except KeyError:
 167             logger.error('Key Error processing licence_ignore list values')
 168         return licence_ignore