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brandt.py
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brandt.py
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#!/usr/bin/env python
"""
Common Python code used between different projects
"""
import fcntl, termios, struct, os, re, sys
import syslog as SYSLOG
import ldapurl, ldap
from ldap.ldapobject import LDAPObject
from ldap.controls import SimplePagedResultsControl
def getTerminalSize():
"""
Returns a tuple containing (rows,columns)
"""
def ioctl_GWINSZ(fd):
try:
cr = struct.unpack('hh', fcntl.ioctl(fd, termios.TIOCGWINSZ, '1234'))
except:
return
return cr
cr = ioctl_GWINSZ(0) or ioctl_GWINSZ(1) or ioctl_GWINSZ(2)
if not cr:
try:
fd = os.open(os.ctermid(), os.O_RDONLY)
cr = ioctl_GWINSZ(fd)
os.close(fd)
except:
pass
if not cr:
cr = (os.environ.get('LINES', 25), os.environ.get('COLUMNS', 80))
return ( int(cr[1]), int(cr[0]) )
def sortDictbyField(d, field):
"""
Return the sorted keys of a dictionary, based on a specific field of the dictionary
"""
return sorted(d.keys(), key=lambda x: d[x][field])
def printTable(items, columns, separator="\t"):
"""
Print a list of values in neat columns
"""
tmp = []
widths=[]
output = ""
for i in range(0,len(items),columns):
tmp.append([])
for j in range(columns):
if i + j < len(items):
tmp[-1].append(str(items[i + j]))
else:
tmp[-1].append('')
for i in range(columns): widths.append(max([len(x[i]) for x in tmp]))
for i in range(len(tmp)):
for j in range(columns):
tmp[i][j] = tmp[i][j].ljust(widths[j])
output += separator.join(tmp[i]) + '\n'
def proper(string):
"""
A wrapper for title() but also takes car eof weird Words like MySQL
"""
string=str(string).lower().replace("mysql","MySQL")
return string.title()
allowedASCII = tuple([9,10,13] + range(32,127))
def strXML(string):
"""
Converts strings to an XML safe string. Basically ripping out every
character that is not known to be compatible.
"""
global allowedASCII
return ''.join([ s for s in str(string) if ord(s) in allowedASCII ])
def formatDN(dn):
dn = str(dn).strip().lower()
dn = re.sub("\s+,\s+",",",dn)
dn = re.sub("\s+=\s+",",",dn)
return dn
# https://bitbucket.org/jaraco/python-ldap/src/f208b6338a28/Demo/paged_search_ext_s.py
class _PagedResultsSearchObject():
def paged_search_ext_s(self,base,scope,filterstr='(objectClass=*)',attrlist=None,attrsonly=0,serverctrls=None,clientctrls=None,timeout=-1,sizelimit=0,criticality=True,page_size=1000):
"""
Behaves exactly like LDAPObject.search_ext_s() but internally uses the
simple paged results control to retrieve search results in chunks.
This is non-sense for really large results sets which you would like
to process one-by-one
"""
req_ctrl = SimplePagedResultsControl(criticality,size=page_size,cookie='')
# Send first search request
msgid = self.search_ext(
base,
scope,
filterstr,
attrlist=attrlist,
serverctrls=(serverctrls or [])+[req_ctrl]
)
result_pages = 0
all_results = []
while True:
rtype, rdata, rmsgid, rctrls = self.result3(msgid)
all_results.extend(rdata)
result_pages += 1
# Extract the simple paged results response control
pctrls = [
c
for c in rctrls
if c.controlType == SimplePagedResultsControl.controlType
]
if pctrls:
if pctrls[0].cookie:
# Copy cookie from response control to request control
req_ctrl.cookie = pctrls[0].cookie
msgid = self.search_ext(
base,
scope,
filterstr,
attrlist=attrlist,
serverctrls=(serverctrls or [])+[req_ctrl]
)
else:
break
return result_pages,all_results
class _MyLDAPObject(LDAPObject,_PagedResultsSearchObject):
pass
class LDAPSearch(object):
"""
The class returns a List of a Truples of a String and a Dicionary of a List
ldapurl = ldap[s]://[host[:port]][/base[?[attributes][?[scope][?[filter][?extensions]]]]]
scope = "base" / "one" / "sub"
ldap://ldap.opw.ie:389/o=opw?cn,mail?base
ldaps://ldap1.opw.ie/ou=userapp,o=opw?cn,mail?sub??bindname=cn=brandtb%2cou=it%2co=opw,X-BINDPW=password
"""
def __init__(self, source = None, ldap_version = None, trace_level = None, debug_level = None, referrals = None, page_size = None):
self.__source = None
self.__type = None
self.__sourcename = None
self.__result_pages = None
self.__results = None
self.__resultsDict = None
self.__ldap_version = 3
self.__trace_level = 0
self.__debug_level = 0
self.__referrals = False
self.__page_size = 1000
if source != None: self.search(source, ldap_version, trace_level, debug_level, referrals, page_size)
def getSource(self):
return self.__source
def setSource(self, source):
if str(type(source)) == "<type 'str'>" and source == "stdin":
self.__source = sys.stdin
self.__type = "stream"
self.__sourcename = "stdin"
elif str(type(source)) == "<type 'file'>":
self.__source = source
self.__type = "file"
self.__sourcename = str(source.name).lstrip("<").rstrip(">")
elif str(type(source)) == "<type 'str'>":
try:
self.__source = ldapurl.LDAPUrl(source)
self.__type = "url"
self.__sourcename = source
except:
try:
self.__source = open(source)
self.__type = "file"
self.__sourcename = str(source)
except:
self.__source = None
self.__type = None
self.__sourcename = None
raise ValueError, "Parameter source does not seem to be a LDAP URL or File."
else:
self.__source = None
self.__type = None
self.__sourcename = None
raise ValueError, "Parameter source does not seem to be a LDAP URL or File."
source = property(getSource, setSource)
def getType(self):
if self.__type != None:
return self.__type
else:
raise ValueError, "Source does not seem to be a LDAP URL or File."
return None
type=property(getType)
def getSourceName(self):
if self.__sourcename != None:
return self.__sourcename
else:
raise ValueError, "Source does not seem to be a LDAP URL or File."
return None
sourcename=property(getSourceName)
def getresults(self):
return self.__results
results = property(getresults)
result_pages = property(lambda self: self.__result_pages)
def __doNothing(*x): return x[-1]
def resultsDict(self, functDN = __doNothing, functAttr = __doNothing, functValue = __doNothing):
if self.__results and not self.__resultsDict:
self.__resultsDict = {}
for entry in self.__results:
if entry and len(entry) == 2 and entry[0]:
dn = functDN(entry[0])
self.__resultsDict[dn] = {}
for attr in sorted(entry[1].keys()):
value = sorted([ functValue(functAttr(attr), v) for v in entry[1][attr] ])
self.__resultsDict[dn].update( { functAttr(attr): value } )
return self.__resultsDict
def search(self, source, ldap_version = None, trace_level = None, debug_level = None, referrals = None, page_size = None):
timeout = 0
self.source = source
self.__results = []
if self.type == "file" or self.type == "stream":
ldifFile = ldif.LDIFRecordList(self.__source)
ldifFile.parse()
self.__results = ldifFile.all_records
elif self.type == "url":
filterstr = self.source.filterstr
if filterstr == None: filterstr = "(objectClass=*)"
con_string = "%s://%s" % (self.source.urlscheme, self.source.hostport)
extensions = self.source.extensions
if ldap_version != None: self.__ldap_version = int(ldap_version)
if trace_level != None: self.__trace_level = int(trace_level)
if debug_level != None: self.__debug_level = int(debug_level)
if referrals != None: self.__referrals = bool(referrals)
if page_size != None: self.__page_size = int(page_size)
ldap.set_option(ldap.OPT_DEBUG_LEVEL,self.__debug_level)
ldap.set_option(ldap.OPT_REFERRALS, int(self.__referrals))
l = _MyLDAPObject(con_string,trace_level=self.__trace_level)
l.protocol_version = self.__ldap_version
#l.start_tls_s()
if self.source.who:
l.simple_bind_s(self.source.who, self.source.cred)
else:
l.simple_bind_s('', '') # anonymous bind
# Send search request
try:
self.__result_pages, self.__results = l.paged_search_ext_s(
self.source.dn,
self.source.scope,
filterstr,
attrlist=self.source.attrs,
serverctrls=None,
page_size=self.__page_size
)
except ldap.UNAVAILABLE_CRITICAL_EXTENSION:
self.__result_pages = 0
self.__results = l.search_ext_s(
self.source.dn,
self.source.scope,
filterstr,
attrlist=self.source.attrs,
serverctrls=None
)
except:
exc_type, exc_value, exc_traceback = sys.exc_info()
raise exc_type, exc_value
l.unbind_s()
return self.__results
def attributelist(self, attribute):
temp = {}
for entry in self.results:
for attr in entry[1]:
if attr == attribute:
for value in entry[1][attr]:
temp[value] = value
return tuple( temp.keys() )
def __str__(self):
tmp = ""
if self.results:
for result in self.results:
tmp += str(result) + "\n"
return tmp.strip("\n")
def syslog(message, ident = "", priority = "info", facility = "syslog", options = []):
"""
Send a string to syslog and return that same string.
"""
priority = { "emerg":SYSLOG.LOG_EMERG, "alert":SYSLOG.LOG_ALERT,
"crit":SYSLOG.LOG_CRIT, "err":SYSLOG.LOG_ERR,
"warning":SYSLOG.LOG_WARNING, "notice":SYSLOG.LOG_NOTICE,
"info":SYSLOG.LOG_INFO, "debug":SYSLOG.LOG_DEBUG }.get(str(priority).lower(),0)
facility = { "kern":SYSLOG.LOG_KERN, "user":SYSLOG.LOG_USER,
"mail":SYSLOG.LOG_MAIL, "daemon":SYSLOG.LOG_DAEMON,
"auth":SYSLOG.LOG_AUTH, "lpr":SYSLOG.LOG_LPR,
"news":SYSLOG.LOG_NEWS, "uucp":SYSLOG.LOG_UUCP,
"cron":SYSLOG.LOG_CRON, "syslog":SYSLOG.LOG_SYSLOG,
"local0":SYSLOG.LOG_LOCAL0, "local1":SYSLOG.LOG_LOCAL1,
"local2":SYSLOG.LOG_LOCAL2, "local3":SYSLOG.LOG_LOCAL3,
"local4":SYSLOG.LOG_LOCAL4, "local5":SYSLOG.LOG_LOCAL5,
"local6":SYSLOG.LOG_LOCAL6, "local7":SYSLOG.LOG_LOCAL7 }.get(str(facility).lower(),0)
option = 0
for opt in options:
option += { "pid":SYSLOG.LOG_PID, "cons":SYSLOG.LOG_CONS, "ndelay":SYSLOG.LOG_NDELAY,
"nowait":SYSLOG.LOG_NOWAIT, "perror":SYSLOG.LOG_PERROR }.get(str(opt).lower(),0)
message = str(message)
ident = str(ident)
if not ident: ident = os.path.basename(sys.argv[0])
SYSLOG.openlog(ident = ident, logoption = option, facility = facility)
add = ""
for line in message.split("\n"):
if line:
SYSLOG.syslog(priority, add + line)
add = " "
SYSLOG.closelog()
return message
# class find(object):
# BlockFile = property( lambda self: 'b' )
# CharacterFile = property( lambda self: 'c' )
# Directory = property( lambda self: 'd' )
# PipeFile = property( lambda self: 'p' )
# RegularFile = property( lambda self: 'f' )
# SymbolicLink = property( lambda self: 'l' )
# Socket = property( lambda self: 's' )
# def __setPath(self, path):
# path = str(path)
# if not os.direxists(path): raise IOError, path + " is not a valid path."
# self.__path = path
# def __setIncludes(self, includes):
# if includes:
# pass
# def __setExcludes(self, excludes):
# if excludes:
# pass
# def __setMinFileAge(self, minFileAge):
# if minFileAge:
# pass
# def __setMaxFileAge(self, maxFileAge):
# if maxFileAge:
# pass
# def __setMinFileSize(self, minFileSize):
# if minFileSize:
# pass
# def __setMaxFileSize(self, maxFileSize):
# if maxFileSize:
# pass
# def __setFileTypes(self, fileTypes):
# if fileTypes:
# pass
# def __setDepth(self, depth):
# if depth:
# pass
# def __init__(self, path, includes=None, excludes=None, minFileAge=None, maxFileAge=None, fileTypes= ):
# pass
# Start program
if __name__ == "__main__":
url = "ldaps://opwdc2:636/dc=i,dc=opw,dc=ie?cn,mail?sub"
#url = "ldaps://nds2:636/o=opw?cn,mail?sub"
url = "ldap://dublinnotes:389/?cn,mail?sub"
# ldaps://ldap1.opw.ie/ou=userapp,o=opw?cn,mail?sub??bindname=cn=brandtb%2cou=it%2co=opw,X-BINDPW=password
# for tmp in LDAPSearch(url).results:
# print tmp
print LDAPSearch(url).resultsDict()