/usr/share/rpmlint/AbstractCheck.py is in rpmlint 1.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | # -*- coding: utf-8 -*-
#############################################################################
# File : AbstractCheck.py
# Package : rpmlint
# Author : Frederic Lepied
# Created on : Tue Sep 28 00:22:38 1999
# Purpose : Abstract class to hold all the derived classes.
#############################################################################
import re
import socket
import sys
try:
import urllib2
except:
import urllib.request as urllib2
from Filter import addDetails, printInfo, printWarning
import Config
# Note: do not add any capturing parentheses here
macro_regex = re.compile('%+[{(]?[a-zA-Z_]\w{2,}[)}]?')
class _HeadRequest(urllib2.Request):
def get_method(self):
return "HEAD"
class _HeadRedirectHandler(urllib2.HTTPRedirectHandler):
def redirect_request(*args):
res = urllib2.HTTPRedirectHandler.redirect_request(*args)
if res:
res = _HeadRequest(res.get_full_url())
return res
class AbstractCheck:
known_checks = {}
def __init__(self, name):
if not AbstractCheck.known_checks.get(name):
AbstractCheck.known_checks[name] = self
self.name = name
self.verbose = False
self.network_enabled = Config.getOption("NetworkEnabled", False)
self.network_timeout = Config.getOption("NetworkTimeout", 10)
def check(self, pkg):
if pkg.isSource():
return self.check_source(pkg)
return self.check_binary(pkg)
def check_source(self, pkg):
return
def check_binary(self, pkg):
return
def check_spec(self, pkg, spec_file):
return
def check_url(self, pkg, tag, url):
"""Check that URL points to something that seems to exist.
Return info() of the response if available."""
if not self.network_enabled:
if self.verbose:
printInfo(pkg, 'network-checks-disabled', url)
return
if self.verbose:
printInfo(pkg, 'checking-url', url,
'(timeout %s seconds)' % self.network_timeout)
# Could use timeout kwarg to urlopen, but that's python >= 2.6 only
socket.setdefaulttimeout(self.network_timeout)
res = None
try:
opener = urllib2.build_opener(_HeadRedirectHandler())
opener.addheaders = [('User-Agent',
'rpmlint/%s' % Config.__version__)]
res = opener.open(_HeadRequest(url))
except Exception:
e = sys.exc_info()[1]
errstr = str(e) or repr(e) or type(e)
printWarning(pkg, 'invalid-url', '%s:' % tag, url, errstr)
info = None
if res:
info = res.info()
res.close()
return info
class AbstractFilesCheck(AbstractCheck):
def __init__(self, name, file_regexp):
self.__files_re = re.compile(file_regexp)
AbstractCheck.__init__(self, name)
def check_binary(self, pkg):
ghosts = pkg.ghostFiles()
for filename in (x for x in pkg.files() if x not in ghosts):
if self.__files_re.match(filename):
self.check_file(pkg, filename)
def check_file(self, pkg, filename):
"""Virtual method called for each file that match the regexp passed
to the constructor.
"""
raise NotImplementedError('check must be implemented in subclass')
addDetails(
'invalid-url',
'''The value should be a valid, public HTTP, HTTPS, or FTP URL.''',
'network-checks-disabled',
'''Checks requiring network access have not been enabled in configuration,
see the NetworkEnabled option.''',
)
# AbstractCheck.py ends here
# Local variables:
# indent-tabs-mode: nil
# py-indent-offset: 4
# End:
# ex: ts=4 sw=4 et
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