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[ldap] Add function to list used ipv4 on a subnet

certbot_on_virtu
_benjamin 2020-08-17 20:05:30 +02:00
parent 884076186f
commit c2ffc73c8a
1 changed files with 17 additions and 0 deletions
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17
lookup_plugins/ldap.py
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@ -52,11 +52,28 @@ class LookupModule(LookupBase):
result = [res.decode('utf-8') for res in result['ipHostNumber']]
return result
def subnet_ipv4(self, subnet):
"""
Retrive used IP addresses on a subnet
query('ldap', 'subnet_ipv4', SUBNET)
"""
network_query_id = self.base.search(f"cn={subnet},ou=networks,{self.base_dn}", ldap.SCOPE_BASE)
network_result = self.base.result(network_query_id)
network = network_result[1][0][1]
network, hostmask = network['ipNetworkNumber'][0].decode('utf-8'), network['ipNetmaskNumber'][0].decode('utf-8')
subnet = ipaddress.IPv4Network(f"{network}/{hostmask}")
query_id = self.base.search(f"ou=hosts,{self.base_dn}", ldap.SCOPE_SUBTREE, "objectClass=ipHost")
result = self.base.result(query_id)
result = [ip.decode('utf-8') for dn, entry in result[1] for ip in entry['ipHostNumber'] if ipaddress.ip_address(ip.decode('utf-8')) in subnet]
return result
def run(self, terms, variables=None, **kwargs):
if terms[0] == 'query':
result = self.query(*terms[1:])
elif terms[0] == 'ip':
result = self.ip(*terms[1:])
elif terms[0] == 'subnet_ipv4':
result = self.subnet_ipv4(*terms[1:])
elif terms[0] == 'group':
query_id = self.base.search(f"ou=group,{self.base_dn}", ldap.SCOPE_SUBTREE, "objectClass=posixGroup")
result = self.base.result(query_id)