mirror of
https://github.com/python/cpython.git
synced 2025-08-03 16:39:00 +00:00
New version that is much more compact and easier to maintain. (Sjoerd)
This commit is contained in:
Guido van Rossum
parent
3886026bed
commit
e33bba8d3d
1 changed files with 123 additions and 238 deletions
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@ -3,7 +3,7 @@
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import string
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import rfc822
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import calendar
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import regex
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import re
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import os
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import sys
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@ -12,6 +12,7 @@ Unparseable = 'mailerdaemon.Unparseable'
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class ErrorMessage(rfc822.Message):
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def __init__(self, fp):
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rfc822.Message.__init__(self, fp)
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self.sub = ''
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def is_warning(self):
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sub = self.getheader('Subject')
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@ -32,245 +33,120 @@ class ErrorMessage(rfc822.Message):
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pass
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raise Unparseable
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sendmail_pattern = regex.compile('[0-9][0-9][0-9] ')
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def emparse_sendmail(fp, sub):
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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# Check that we're not in the returned message yet
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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line = string.split(line)
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if len(line) > 3 and \
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((line[0] == '-----' and line[1] == 'Transcript') or
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(line[0] == '---' and line[1] == 'The' and
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line[2] == 'transcript') or
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(line[0] == 'While' and
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line[1] == 'talking' and
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line[2] == 'to')):
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# Yes, found it!
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break
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# List of re's or tuples of re's.
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# If a re, it should contain at least a group (?P<email>...) which
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# should refer to the email address. The re can also contain a group
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# (?P<reason>...) which should refer to the reason (error message).
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# If no reason is present, the emparse_list_reason list is used to
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# find a reason.
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# If a tuple, the tuple should contain 2 re's. The first re finds a
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# location, the second re is repeated one or more times to find
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# multiple email addresses. The second re is matched (not searched)
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# where the previous match ended.
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# The re's are compiled using the re module.
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emparse_list_list = [
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'error: (?P<reason>unresolvable): (?P<email>.+)',
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('----- The following addresses had permanent fatal errors -----\n',
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'(?P<email>[^ \n].*)\n( .*\n)?'),
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'remote execution.*\n.*rmail (?P<email>.+)',
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('The following recipients did not receive your message:\n\n',
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' +(?P<email>.*)\n(The following recipients did not receive your message:\n\n)?'),
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'------- Failure Reasons --------\n\n(?P<reason>.*)\n(?P<email>.*)',
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'^<(?P<email>.*)>:\n(?P<reason>.*)',
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'^(?P<reason>User mailbox exceeds allowed size): (?P<email>.+)',
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'^5\\d{2} <(?P<email>[^\n>]+)>\\.\\.\\. (?P<reason>.+)',
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'^Original-Recipient: rfc822;(?P<email>.*)',
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'^did not reach the following recipient\\(s\\):\n\n(?P<email>.*) on .*\n +(?P<reason>.*)',
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'^ <(?P<email>[^\n>]+)> \\.\\.\\. (?P<reason>.*)',
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'^Report on your message to: (?P<email>.*)\nReason: (?P<reason>.*)',
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'^Your message was not delivered to +(?P<email>.*)\n +for the following reason:\n +(?P<reason>.*)',
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'^ was not +(?P<email>[^ \n].*?) *\n.*\n.*\n.*\n because:.*\n +(?P<reason>[^ \n].*?) *\n',
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]
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# compile the re's in the list and store them in-place.
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for i in range(len(emparse_list_list)):
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x = emparse_list_list[i]
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if type(x) is type(''):
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x = re.compile(x, re.MULTILINE)
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else:
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xl = []
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for x in x:
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xl.append(re.compile(x, re.MULTILINE))
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x = tuple(xl)
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del xl
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emparse_list_list[i] = x
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del x
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del i
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# list of re's used to find reasons (error messages).
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# if a string, "<>" is replaced by a copy of the email address.
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# The expressions are searched for in order. After the first match,
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# no more expressions are searched for. So, order is important.
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emparse_list_reason = [
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r'^5\d{2} <>\.\.\. (?P<reason>.*)',
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'<>\.\.\. (?P<reason>.*)',
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re.compile(r'^<<< 5\d{2} (?P<reason>.*)', re.MULTILINE),
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re.compile('===== stderr was =====\nrmail: (?P<reason>.*)'),
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re.compile('^Diagnostic-Code: (?P<reason>.*)', re.MULTILINE),
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]
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emparse_list_from = re.compile('^From:', re.IGNORECASE|re.MULTILINE)
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def emparse_list(fp, sub):
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data = fp.read()
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res = emparse_list_from.search(data)
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if res is None:
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from_index = len(data)
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else:
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from_index = res.start(0)
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errors = []
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found_a_line = 0
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warnings = 0
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while 1:
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line = fp.readline()
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if not line:
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break
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line = line[:-1]
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if not line:
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continue
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if sendmail_pattern.match(line) == 4:
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# Yes, an error/warning line. Ignore 4, remember 5, stop on rest
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if line[0] == '5':
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errors.append(line)
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elif line[0] == '4':
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warnings = 1
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else:
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raise Unparseable
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line = string.split(line)
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if line and line[0][:3] == '---':
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break
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found_a_line = 1
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# special case for CWI sendmail
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if len(line) > 1 and line[1] == 'Undelivered':
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while 1:
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line = fp.readline()
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if not line:
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emails = []
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reason = None
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for regexp in emparse_list_list:
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if type(regexp) is type(()):
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res = regexp[0].search(data, 0, from_index)
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if res is not None:
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try:
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reason = res.group('reason')
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except IndexError:
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pass
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while 1:
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res = regexp[1].match(data, res.end(0), from_index)
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if res is None:
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break
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emails.append(res.group('email'))
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break
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line = string.strip(line)
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if not line:
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break
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errors.append(line + ': ' + sub)
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# Empty transcripts are ok, others without an error are not.
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if found_a_line and not (errors or warnings):
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raise Unparseable
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return errors
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def emparse_cts(fp, sub):
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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# Check that we're not in the returned message yet
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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line = string.split(line)
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if len(line) > 3 and line[0][:2] == '|-' and line[1] == 'Failed' \
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and line[2] == 'addresses':
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# Yes, found it!
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break
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errors = []
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while 1:
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line = fp.readline()
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if not line:
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break
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line = line[:-1]
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if not line:
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continue
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if line[:2] == '|-':
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break
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errors.append(line)
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return errors
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def emparse_aol(fp, sub):
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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if line:
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break
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exp = 'The mail you sent could not be delivered to:'
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if line[:len(exp)] != exp:
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raise Unparseable
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errors = []
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while 1:
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line = fp.readline()
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if sendmail_pattern.match(line) == 4:
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# Yes, an error/warning line. Ignore 4, remember 5, stop on rest
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if line[0] == '5':
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errors.append(line)
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elif line[0] != '4':
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raise Unparseable
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elif line == '\n':
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break
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else:
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raise Unparseable
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return errors
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def emparse_compuserve(fp, sub):
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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if line:
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break
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exp = 'Your message could not be delivered for the following reason:'
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if line[:len(exp)] != exp:
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res = regexp.search(data, 0, from_index)
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if res is not None:
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emails.append(res.group('email'))
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try:
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reason = res.group('reason')
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except IndexError:
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pass
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break
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if not emails:
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raise Unparseable
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errors = []
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while 1:
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line = fp.readline()
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if not line: break
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if line[:3] == '---': break
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line = line[:-1]
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if not line: continue
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if line == 'Please resend your message at a later time.':
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continue
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line = 'Compuserve: ' + line
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errors.append(line)
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if not reason:
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reason = sub
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if reason[:15] == 'returned mail: ':
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reason = reason[15:]
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for regexp in emparse_list_reason:
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if type(regexp) is type(''):
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for i in range(len(emails)-1,-1,-1):
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email = emails[i]
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exp = re.compile(string.join(string.split(regexp, '<>'), re.escape(email)), re.MULTILINE)
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res = exp.search(data)
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if res is not None:
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errors.append(string.join(string.split(string.strip(email)+': '+res.group('reason'))))
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del emails[i]
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continue
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res = regexp.search(data)
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if res is not None:
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reason = res.group('reason')
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break
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for email in emails:
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errors.append(string.join(string.split(string.strip(email)+': '+reason)))
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return errors
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prov_pattern = regex.compile('.* | \(.*\)')
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def emparse_providence(fp, sub):
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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# Check that we're not in the returned message yet
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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exp = 'The following errors occurred'
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if line[:len(exp)] == exp:
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break
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errors = []
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while 1:
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line = fp.readline()
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if not line:
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break
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line = line[:-1]
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if not line:
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continue
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if line[:4] == '----':
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break
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if prov_pattern.match(line) > 0:
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errors.append(prov_pattern.group(1))
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if not errors:
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raise Unparseable
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return errors
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def emparse_x400(fp, sub):
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exp = 'This report relates to your message:'
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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# Check that we're not in the returned message yet
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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if line[:len(exp)] == exp:
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break
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errors = []
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exp = 'Your message was not delivered to'
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while 1:
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line = fp.readline()
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if not line:
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break
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line = line[:-1]
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if not line:
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continue
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if line[:len(exp)] == exp:
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error = string.strip(line[len(exp):])
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sep = ': '
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while 1:
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line = fp.readline()
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if not line:
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break
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line = line[:-1]
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if not line:
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break
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if line[0] == ' ' and line[-1] != ':':
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error = error + sep + string.strip(line)
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sep = '; '
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errors.append(error)
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return errors
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raise Unparseable
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def emparse_passau(fp, sub):
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exp = 'Unable to deliver message because'
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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if line[:len(exp)] == exp:
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break
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errors = []
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exp = 'Returned Text follows'
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while 1:
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line = fp.readline()
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if not line:
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raise Unparseable
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line = line[:-1]
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# Check that we're not in the returned message yet
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if string.lower(line)[:5] == 'from:':
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raise Unparseable
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if not line:
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continue
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if line[:len(exp)] == exp:
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return errors
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errors.append(string.strip(line))
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EMPARSERS = [emparse_sendmail, emparse_aol, emparse_cts, emparse_compuserve,
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emparse_providence, emparse_x400, emparse_passau]
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EMPARSERS = [emparse_list, ]
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def sort_numeric(a, b):
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a = string.atoi(a)
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@ -281,14 +157,14 @@ def sort_numeric(a, b):
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def parsedir(dir, modify):
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os.chdir(dir)
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pat = regex.compile('^[0-9]*$')
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pat = re.compile('^[0-9]*$')
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errordict = {}
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errorfirst = {}
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errorlast = {}
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nok = nwarn = nbad = 0
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# find all numeric file names and sort them
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files = filter(lambda fn, pat=pat: pat.match(fn) > 0, os.listdir('.'))
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files = filter(lambda fn, pat=pat: pat.match(fn) is not None, os.listdir('.'))
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files.sort(sort_numeric)
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for fn in files:
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@ -299,10 +175,12 @@ def parsedir(dir, modify):
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print '%s\t%-40s\t'%(fn, sender[1]),
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if m.is_warning():
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fp.close()
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print 'warning only'
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nwarn = nwarn + 1
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if modify:
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os.unlink(fn)
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os.rename(fn, ','+fn)
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## os.unlink(fn)
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continue
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try:
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@ -310,6 +188,7 @@ def parsedir(dir, modify):
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except Unparseable:
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print '** Not parseable'
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nbad = nbad + 1
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fp.close()
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continue
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print len(errors), 'errors'
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@ -327,16 +206,22 @@ def parsedir(dir, modify):
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errordict[e] = errordict[e] + 1
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errorlast[e] = '%s (%s)' % (fn, date)
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fp.close()
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nok = nok + 1
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if modify:
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os.unlink(fn)
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os.rename(fn, ','+fn)
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## os.unlink(fn)
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print '--------------'
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print nok, 'files parsed,',nwarn,'files warning-only,',
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print nbad,'files unparseable'
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print '--------------'
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list = []
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for e in errordict.keys():
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print errordict[e], errorfirst[e], '-', errorlast[e], '\t', e
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list.append(errordict[e], errorfirst[e], errorlast[e], e)
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list.sort()
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for num, first, last, e in list:
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print '%d %s - %s\t%s' % (num, first, last, e)
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def main():
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modify = 0
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