Improve test mode and fix some pylint warnings
This commit is contained in:
Benjamin Renard
parent
bc4cf9904e
commit
d5c2363b8c
2 changed files with 301 additions and 176 deletions
3
.gitignore
vendored
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3
.gitignore
vendored
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@ -0,0 +1,3 @@
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*~
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*.pyc
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.*.swp
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@ -4,218 +4,340 @@
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#
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# This module was inspired by (and use) validate_email library
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# write by Syrus Akbary :
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#
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#
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# https://github.com/SyrusAkbary/validate_email
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#
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# This main goal is to optimize mass validating using cache of
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# bad (or good) domain or MX server.
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#
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# Author: Benjamin Renard
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# Website: http://git.zionetrix.net/mass_validate_email
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# Website: https://gogs.zionetrix.net/bn8/mass_validate_email
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# Licence: LGPL
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import smtplib
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import socket
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import sys
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import logging
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from validate_email import validate_email
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import smtplib
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import socket
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import DNS
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from validate_email import validate_email
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try:
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DNS.DiscoverNameServers()
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except DNS.ServerError, e:
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logging.fatal("Error discovering DNS servers : %s" % e)
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sys.exit(1)
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DNS.DiscoverNameServers()
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except DNS.ServerError, err:
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logging.fatal("Error discovering DNS servers : %s", err)
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sys.exit(1)
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# options
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class OptionsClass(object):
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def __init__(self):
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self.debug = False
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self.debugsmtp = False
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self.checkmx = False
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self.verifyaddress = False
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self.usesmtpvrfy = False
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self.refusemailifnotpermit = True
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self.refuseontemporaryerror = True
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def __init__(self):
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self.debug = False
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self.debugsmtp = False
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self.checkmx = False
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self.verifyaddress = False
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self.usesmtpvrfy = False
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self.refusemailifnotpermit = True
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self.refuseontemporaryerror = True
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options=OptionsClass()
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options = OptionsClass()
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if options.verifyaddress:
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options.checkmx=True
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options.checkmx = True
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def clean_mail(mail):
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mail=str(mail).lower().strip()
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return mail
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mail = str(mail).lower().strip()
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return mail
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domain_mx={}
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valid_domain=[]
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invalid_domain=[]
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domain_mx = {}
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valid_domain = []
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invalid_domain = []
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def check_mx(mail):
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dom = mail[mail.find('@')+1:]
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if not options.verifyaddress:
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if dom in valid_domain:
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return True
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elif dom in invalid_domain:
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return False
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else:
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try:
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mx_hosts = DNS.mxlookup(dom)
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if len(mx_hosts)>0:
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domain_mx[dom]=[]
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for mx in mx_hosts:
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domain_mx[dom].append(mx[1])
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logging.debug("MX of domain %s : %s" % (dom,','.join(domain_mx[dom])))
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valid_domain.append(dom)
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return True
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elif connect_to_mx(dom):
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domain_mx[dom]=[dom]
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logging.debug("MX of domain %s : %s" % (dom,','.join(domain_mx[dom])))
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valid_domain.append(dom)
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return True
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else:
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logging.debug("No valid MX of domain %s found" % dom)
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invalid_domain.append(dom)
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return False
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except DNS.ServerError, e:
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logging.debug('Error getting MX servers of domain %s : %s' % (dom,e))
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invalid_domain.append(dom)
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return False
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else:
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if dom in invalid_domain:
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return False
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if dom in domain_mx:
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for mx in domain_mx[dom]:
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con = connect_to_mx(mx)
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if not con:
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continue
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if check_mail_on_mx(dom,con,mail,ifNotPermit=(not options.refusemailifnotpermit)):
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return True
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return False
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else:
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try:
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mx_hosts = DNS.mxlookup(dom)
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if len(mx_hosts)>0:
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domain_mx[dom]=[]
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for mx in mx_hosts:
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domain_mx[dom].append(mx[1])
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valid_domain.append(dom)
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return check_mx(mail)
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else:
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# Directly check MX and mail
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con=connect_to_mx(dom)
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if not con:
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invalid_domain.append(dom)
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return False
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domain_mx[dom]=[dom]
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return check_mail_on_mx(dom,con,mail,ifNotPermit=(not options.refusemailifnotpermit))
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except DNS.ServerError, e:
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logging.debug('Error getting MX servers of domain %s : %s' % (dom,e))
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invalid_domain.append(dom)
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return False
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dom = mail[mail.find('@')+1:]
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if not options.verifyaddress:
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if dom in valid_domain:
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return True
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elif dom in invalid_domain:
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return False
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else:
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try:
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mx_hosts = DNS.mxlookup(dom)
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if len(mx_hosts) > 0:
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domain_mx[dom] = []
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for mx_host in mx_hosts:
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domain_mx[dom].append(mx_host[1])
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logging.debug("MX of domain %s : %s", dom, ','.join(domain_mx[dom]))
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valid_domain.append(dom)
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return True
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elif connect_to_mx(dom):
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domain_mx[dom] = [dom]
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logging.debug("MX of domain %s : %s", dom, ','.join(domain_mx[dom]))
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valid_domain.append(dom)
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return True
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else:
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logging.debug("No valid MX of domain %s found", dom)
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invalid_domain.append(dom)
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return False
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except DNS.ServerError, err:
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logging.debug('Error getting MX servers of domain %s : %s', dom, err)
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invalid_domain.append(dom)
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return False
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else:
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if dom in invalid_domain:
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return False
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if dom in domain_mx:
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for mx_host in domain_mx[dom]:
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con = connect_to_mx(mx_host)
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if not con:
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continue
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if check_mail_on_mx(dom, con, mail, if_not_permit=(not options.refusemailifnotpermit)):
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return True
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return False
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else:
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try:
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mx_hosts = DNS.mxlookup(dom)
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if len(mx_hosts) > 0:
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domain_mx[dom] = []
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for mx_host in mx_hosts:
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domain_mx[dom].append(mx_host[1])
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valid_domain.append(dom)
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return check_mx(mail)
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else:
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# Directly check MX and mail
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con = connect_to_mx(dom)
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if not con:
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invalid_domain.append(dom)
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return False
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domain_mx[dom] = [dom]
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return check_mail_on_mx(dom, con, mail, if_not_permit=(not options.refusemailifnotpermit))
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except DNS.ServerError, err:
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logging.debug('Error getting MX servers of domain %s : %s', dom, err)
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invalid_domain.append(dom)
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return False
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valid_mx=[]
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invalid_mx=[]
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def verify_mx(mx,mail,check_mail=False):
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if not check_mail and mx in valid_mx:
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return True
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elif not check_mail and mx in invalid_mx:
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return False
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valid_mx = []
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invalid_mx = []
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def verify_mx(mx_host, mail, check_mail=False):
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if not check_mail and mx_host in valid_mx:
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return True
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elif not check_mail and mx_host in invalid_mx:
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return False
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def connect_to_mx(mx):
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if mx in invalid_mx:
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return False
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try:
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smtp = smtplib.SMTP(timeout=5)
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smtp.connect(mx)
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if options.debugsmtp:
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smtp.set_debuglevel(True)
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valid_mx.append(mx)
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return smtp
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except smtplib.SMTPConnectError:
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logging.debug("MX server %s does not respond from SMTP" % mx)
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except smtplib.SMTPServerDisconnected:
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logging.debug("MX server %s unexpectedly closed connection" % mx)
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except socket.gaierror:
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logging.debug("Can't resolv MX server %s" % mx)
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except socket.timeout:
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logging.debug("Connection timeout to SMTP server %s" % mx)
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except socket.error:
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logging.debug("Connection error on SMTP server %s" % mx)
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except Exception, e:
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logging.error("Unknown error (%s) connecting to SMTP server %s : %s" % (type(e),mx,e))
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invalid_mx.append(mx)
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return None
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def connect_to_mx(mx_host):
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if mx_host in invalid_mx:
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return False
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try:
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smtp = smtplib.SMTP(timeout=5)
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smtp.connect(mx_host)
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if options.debugsmtp:
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smtp.set_debuglevel(True)
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valid_mx.append(mx_host)
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return smtp
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except smtplib.SMTPConnectError:
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logging.debug("MX server %s does not respond from SMTP", mx_host)
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except smtplib.SMTPServerDisconnected:
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logging.debug("MX server %s unexpectedly closed connection", mx_host)
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except socket.gaierror:
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logging.debug("Can't resolv MX server %s", mx_host)
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except socket.timeout:
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logging.debug("Connection timeout to SMTP server %s", mx_host)
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except socket.error:
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logging.debug("Connection error on SMTP server %s", mx_host)
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except Exception:
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logging.error("Unknown error connecting to SMTP server %s", mx_host, exc_info=True)
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invalid_mx.append(mx_host)
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return None
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mx_refuse_check_mail=[]
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def check_mail_on_mx(mx,smtp,mail,ifNotPermit=False):
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if mx in mx_refuse_check_mail:
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return ifNotPermit
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try:
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status, _ = smtp.helo()
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if status != 250:
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mx_refuse_check_mail.append(mx)
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return ifNotPermit
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mx_refuse_check_mail = []
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def check_mail_on_mx(mx_host, smtp, mail, if_not_permit=False):
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if mx_host in mx_refuse_check_mail:
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return if_not_permit
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try:
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status, _ = smtp.helo()
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if status != 250:
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mx_refuse_check_mail.append(mx_host)
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return if_not_permit
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if options.usesmtpvrfy:
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(status, msg) = smtp.verify(mail)
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if status >= 250 and status < 260:
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# Server normaly return an normalize email address
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for word in msg.split(' '):
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if validate_email(word):
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return True
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smtp.mail('')
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status, msg = smtp.rcpt(mail)
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if status >= 400 and status < 500:
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logging.debug('SMTP server return temporary error (code=%s) : %s' % (status,msg))
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return not options.refuseontemporaryerror
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elif status != 250:
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return False
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return True
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except smtplib.SMTPServerDisconnected:
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# Server not permits verify user
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mx_refuse_check_mail.append(mx)
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return ifNotPermit
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except smtplib.SMTPConnectError:
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return False
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if options.usesmtpvrfy:
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(status, msg) = smtp.verify(mail)
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if status >= 250 and status < 260:
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# Server normaly return an normalize email address
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for word in msg.split(' '):
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if validate_email(word):
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return True
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smtp.mail('')
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status, msg = smtp.rcpt(mail)
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if status >= 400 and status < 500:
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logging.debug('SMTP server return temporary error (code=%s) : %s', status, msg)
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return not options.refuseontemporaryerror
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elif status != 250:
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return False
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return True
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except smtplib.SMTPServerDisconnected:
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# Server not permits verify user
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mx_refuse_check_mail.append(mx_host)
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return if_not_permit
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except smtplib.SMTPConnectError:
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return False
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def mass_validate_email(mail,simple=False):
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mail=clean_mail(mail)
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if not validate_email(mail):
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return
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elif simple:
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return True
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elif options.checkmx:
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return check_mx(mail)
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else:
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return True
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def mass_validate_email(mail, simple=False):
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mail = clean_mail(mail)
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if not validate_email(mail):
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return
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elif simple:
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return True
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elif options.checkmx:
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return check_mx(mail)
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else:
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return True
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if __name__=='__main__':
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if __name__ == '__main__':
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if len(sys.argv)!=2:
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print "Usage : %s [email]" % sys.argv[0]
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sys.exit(0)
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from optparse import OptionParser
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logging.basicConfig(level=logging.DEBUG)
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options.debugsmtp=True
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parser = OptionParser()
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# options
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parser.add_option(
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'-v',
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'--verbose',
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action="store_true",
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dest="verbose",
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help='Enable verbose mode'
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)
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parser.add_option(
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'-d',
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'--debug',
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action="store_true",
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dest="debug",
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help='Enable debug mode'
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)
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parser.add_option(
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'-p',
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'--progress',
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action='store_true',
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dest='progress',
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help='Enable progress bar',
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default=False
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)
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parser.add_option(
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'-D',
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'--debug-smtp',
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action="store_true",
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dest="debugsmtp",
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help='Enabled SMTP exchange debuging'
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)
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parser.add_option(
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'-m',
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'--mx',
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action="store_true",
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dest="checkmx",
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help='Enable MX check'
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)
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parser.add_option(
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'-V',
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'--verify',
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action="store_true",
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dest="verifyaddress",
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help="Enable email address verification on MX server. If this option is enabled, MX check is also automatically enabled."
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)
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parser.add_option(
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'--use-smtp-vrfy',
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action="store_true",
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dest="usesmtpvrfy",
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help="When MX check is enabled, enable the SMPT VRFY command usage"
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)
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parser.add_option(
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'--accept-mail-if-not-permit',
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action="store_false",
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dest="refusemailifnotpermit",
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help="When MX check is enabled, accept email address even if MX server refuse the SMTP connection (after HELO command)"
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)
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parser.add_option(
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'--accept-on-temporary-error',
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action="store_false",
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dest="refuseontemporaryerror",
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help="When MX check is enabled, accept email address even if MX server return a temporary error (after trying to send an email to the checked address)"
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)
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parser.add_option(
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'-f',
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'--from-file',
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action="store",
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type='string',
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dest="fromfile",
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help="Read emails addresses to validate from from"
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)
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mail=sys.argv[1]
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(opts, emails) = parser.parse_args()
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print "Simple syntax validation :"
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print "=========================="
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print "Return : %s" % mass_validate_email(mail)
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# Enable and configure logging
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if opts.debug:
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logging_level = logging.DEBUG
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options.debug = True
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elif opts.verbose:
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logging_level = logging.INFO
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else:
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logging_level = logging.WARNING
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options.checkmx=True
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print "\n\n"
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print "Syntax validation and domain MX check :"
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print "======================================="
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print "Return : %s" % mass_validate_email(mail)
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logging.basicConfig(level=logging_level, format='%(asctime)s - %(levelname)s - %(message)s')
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options.verifyaddress=True
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print "\n\n"
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print "Syntax validation, domain MX check and validation of email address by SMTP server :"
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print "==================================================================================="
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print "Return : %s" % mass_validate_email(mail)
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# If fromfile options if setted, load emails
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if opts.fromfile:
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logging.info('Load emails addresses from %s', opts.fromfile)
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with open(opts.fromfile, 'r') as fd:
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for line in fd.readlines():
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email = line.strip()
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if email not in emails:
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emails.append(email)
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# Check at leat one email is provided
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if not emails:
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parser.error('You must specify emails address as arguments')
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# Configure other options from command line arguments
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options.debugsmtp = opts.debugsmtp
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options.checkmx = opts.checkmx
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options.verifyaddress = opts.verifyaddress
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options.usesmtpvrfy = opts.usesmtpvrfy
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options.refusemailifnotpermit = opts.refusemailifnotpermit
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options.refuseontemporaryerror = opts.refuseontemporaryerror
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if opts.progress:
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from progressbar import ProgressBar, Percentage, Bar, RotatingMarker, SimpleProgress, ETA
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|
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pbar = ProgressBar(
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widgets=[
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'Validating emails addresses : ',
|
||||
Percentage(),
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||||
' ',
|
||||
Bar(marker=RotatingMarker()),
|
||||
' ',
|
||||
SimpleProgress(),
|
||||
ETA()
|
||||
],
|
||||
maxval=len(emails)
|
||||
).start()
|
||||
pbar_count = 0
|
||||
else:
|
||||
logging.info('Start emails addresses validation')
|
||||
|
||||
validated = []
|
||||
not_validated = []
|
||||
for email in emails:
|
||||
if mass_validate_email(email):
|
||||
logging.info('Address %s is valid', email)
|
||||
validated.append(email)
|
||||
else:
|
||||
logging.info('Address %s is NOT valid', email)
|
||||
not_validated.append(email)
|
||||
if opts.progress:
|
||||
pbar_count += 1
|
||||
pbar.update(pbar_count)
|
||||
|
||||
if opts.progress:
|
||||
pbar.finish()
|
||||
|
||||
if not_validated:
|
||||
logging.warning('%s on %s is NOT valid :\n- %s', len(not_validated), len(emails), '\n- '.join(not_validated))
|
||||
else:
|
||||
logging.info('All %s emails addresses provided are valid.', len(emails))
|
||||
|
|
|
|||
Loading…
Reference in a new issue