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Code Issues Releases Wiki Activity

Fix: Fucking LDIF lines can span over multiple lines

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This commit is contained in:
Mael Kervella 2018-07-12 17:55:07 +00:00
parent 77839fa448
commit 2d766daed8
1 changed files with 20 additions and 6 deletions
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26
users/management/commands/ldap_rebuild.py
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@ -23,21 +23,35 @@ from django.conf import settings
from users.models import User, ListRight from users.models import User, ListRight
def split_lines(lines):
"""
Split LDIF lines. They can span over multiple system lines if the
following system lines begins with a space.
"""
ret = []
for line in lines.split(b'\n'):
if line.startswith(b' ') and len(ret) > 1:
ret[-1] += line[len(b' '):]
else:
ret.append(line)
return ret
def flush_ldap(binddn, bindpass, server, usersdn, groupsdn): def flush_ldap(binddn, bindpass, server, usersdn, groupsdn):
""" """
Perform the python (and more understandable) equivalent of the following commands: Perform the python (and more understandable) equivalent of the following commands:
ldapsearch -A -s one -D $binddn -w $bindpass -H $server -b $usersdn dn \ ldapsearch -LLL -s one -D $binddn -w $bindpass -H $server -b $usersdn dn \
| grep "dn: " | sed -e 's/dn: //g' \ | grep "dn: " | sed -e 's/dn: //g' \
| ldapdelete -v -D $binddn -w $bindpass -H $server -- | ldapdelete -v -D $binddn -w $bindpass -H $server --
ldapsearch -A -s one -D $binddn -w $bindpass -H $server -b $usersdn dn \ ldapsearch -LLL -s one -D $binddn -w $bindpass -H $server -b $usersdn dn \
| grep "dn:: " | sed -e 's/dn:: //g' \ | grep "dn:: " | sed -e 's/dn:: //g' \
| while read x; do echo "$x" | base64 -d; echo ""; done \ | while read x; do echo "$x" | base64 -d; echo ""; done \
| ldapdelete -v -D $binddn -w $bindpass -H $server -- | ldapdelete -v -D $binddn -w $bindpass -H $server --
ldapsearch -A -s one -D $binddn -w $bindpass -H $server -b $groupsdn dn \ ldapsearch -LLL -s one -D $binddn -w $bindpass -H $server -b $groupsdn dn \
| grep "dn: " | sed -e 's/dn: //g' \ | grep "dn: " | sed -e 's/dn: //g' \
| ldapdelete -v -D $binddn -w $bindpass -H $server -- | ldapdelete -v -D $binddn -w $bindpass -H $server --
ldapsearch -A -s one -D $binddn -w $bindpass -H $server -b $groupsdn dn \ ldapsearch -LLL -s one -D $binddn -w $bindpass -H $server -b $groupsdn dn \
| grep "dn:: " | sed -e 's/dn:: //g' \ | grep "dn:: " | sed -e 's/dn:: //g' \
| while read x; do echo "$x" | base64 -d; echo ""; done \ | while read x; do echo "$x" | base64 -d; echo ""; done \
| ldapdelete -v -D $binddn -w $bindpass -H $server -- | ldapdelete -v -D $binddn -w $bindpass -H $server --
@ -48,7 +62,7 @@ def flush_ldap(binddn, bindpass, server, usersdn, groupsdn):
for lookup in (usersdn, groupsdn): for lookup in (usersdn, groupsdn):
search_cmd = [ search_cmd = [
'ldapsearch', 'ldapsearch',
'-A', '-LLL',
'-s', 'one', '-s', 'one',
'-D', binddn, '-D', binddn,
'-w', bindpass, '-w', bindpass,
@ -56,7 +70,7 @@ def flush_ldap(binddn, bindpass, server, usersdn, groupsdn):
'-b', lookup, '-b', lookup,
'dn' 'dn'
] ]
for line in subprocess.check_output(search_cmd).split(b'\n'): for line in split_lines(subprocess.check_output(search_cmd)):
if line.startswith(b'dn: '): if line.startswith(b'dn: '):
to_remove.append(line[len(b'dn: '):]) to_remove.append(line[len(b'dn: '):])
elif line.startswith(b'dn:: '): elif line.startswith(b'dn:: '):