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
  17 import anteater.utils.anteater_logger as antlog
  18 import ConfigParser
  19 import copy
  20 import os
  21 import yaml
  22 import re
  23
  24 config = ConfigParser.RawConfigParser()
  25 config.read('anteater.conf')
  26 logger = antlog.Logger(__name__).getLogger()
  27 master_list = config.get('config', 'master_list')
  28
  29 with open(master_list, 'r') as f:
  30     yl = yaml.safe_load(f)
  31
  32
  33 def _remove_nullvalue(contents):
  34     if contents and len(contents) > 2 and 'nullvalue' in contents:
  35         contents.remove('nullvalue')
  36
  37
  38 def _merge(org, ded):
  39     ret = copy.deepcopy(org)
  40     for key in list(set([k for k in org] + [k for k in ded])):
  41         if key in org and key in ded:
  42             ret[key] = list(set(ret[key] + ded[key]))
  43             _remove_nullvalue(ret[key])
  44         elif key in ded:
  45             ret[key] = ded[key]
  46     return ret
  47
  48
  49 class GetLists(object):
  50     def __init__(self, *args):
  51         # Placeholder for future args if more filters are needed
  52         self.args = args
  53         self.loaded = False
  54
  55     def load_project_exception_file(self, project_exceptions, project):
  56         if self.loaded:
  57             return
  58         exception_file = None
  59         for item in project_exceptions:
  60             if project in item:
  61                 exception_file = item.get(project)
  62         if exception_file is not None:
  63             with open(exception_file, 'r') as f:
  64                 ex = yaml.safe_load(f)
  65             for key in ex:
  66                 if key in yl:
  67                     yl[key][project] = _merge(yl[key][project], ex.get(key, None)) \
  68                             if project in yl[key] else ex.get(key, None)
  69             self.loaded = True
  70
  71     def binary_list(self, project):
  72         try:
  73             default_list = (yl['binaries']['binary_ignore'])
  74         except KeyError:
  75             logger.error('Key Error processing binary list values')
  76
  77         binary_re = re.compile("|".join(default_list),
  78                                flags=re.IGNORECASE)
  79         return binary_re
  80
  81     def binary_hash(self, project, patch_file):
  82         self.load_project_exception_file(yl.get('project_exceptions'), project)
  83         file_name = os.path.basename(patch_file)
  84         try:
  85             binary_hash = (yl['binaries'][project][file_name])
  86             return binary_hash
  87         except KeyError:
  88             logger.info('No checksum entries found for {0}'.
  89                         format(file_name))
  90             binary_hash = 'null'
  91             return binary_hash
  92
  93
  94     def file_audit_list(self, project):
  95         project_list = False
  96         self.load_project_exception_file(yl.get('project_exceptions'), project)
  97         try:
  98             default_list = set((yl['file_audits']['file_names']))
  99         except KeyError:
 100             logger.error('Key Error processing file_names list values')
 101         try:
 102             project_list = set((yl['file_audits'][project]['file_names']))
 103             logger.info('file_names waivers found for {0}'.
 104                         format(project))
 105         except KeyError:
 106             logger.info('No file_names waivers found for {0}'.
 107                         format(project))
 108
 109         file_names_re = re.compile("|".join(default_list),
 110                                    flags=re.IGNORECASE)
 111
 112         if project_list:
 113             file_names_proj_re = re.compile("|".join(project_list),
 114                                             flags=re.IGNORECASE)
 115             return file_names_re, file_names_proj_re
 116         else:
 117             file_names_proj_re = re.compile("")
 118             return file_names_re, file_names_proj_re
 119
 120     def file_content_list(self,  project):
 121         project_list = False
 122         self.load_project_exception_file(yl.get('project_exceptions'), project)
 123         try:
 124             default_list = set((yl['file_audits']['file_contents']))
 125         except KeyError:
 126             logger.error('Key Error processing file_contents list values')
 127         try:
 128             project_list = set((yl['file_audits'][project]['file_contents']))
 129         except KeyError:
 130             logger.info('No file_contents waivers found  for {0}'.
 131                         format(project))
 132
 133         file_contents_re = re.compile("|".join(default_list),
 134                                       flags=re.IGNORECASE)
 135
 136         if project_list:
 137             file_contents_proj_re = re.compile("|".join(project_list),
 138                                                flags=re.IGNORECASE)
 139             return file_contents_re, file_contents_proj_re
 140         else:
 141             file_contents_proj_re = re.compile("")
 142             return file_contents_re, file_contents_proj_re
 143
 144     def licence_extensions(self):
 145         try:
 146             licence_extensions = (yl['licence']['licence_ext'])
 147         except KeyError:
 148             logger.error('Key Error processing licence_extensions list values')
 149         return licence_extensions
 150
 151     def licence_ignore(self):
 152         try:
 153             licence_ignore = (yl['licence']['licence_ignore'])
 154         except KeyError:
 155             logger.error('Key Error processing licence_ignore list values')
 156         return licence_ignore