def reverseZone(self, network):
"""
Build a reverse zone name
"""
ret = network.split(".")
ret.reverse()
return ".".join(ret) + self.reversePrefix
def reverseZone(self, network):
"""
Build a reverse zone name
"""
ret = network.split(".")
ret.reverse()
return ".".join(ret) + self.reversePrefix
def addZone(self,
name,
network=None,
netmask=None,
reverse=False,
description=None,
nameserver="ns",
nameserverip=None):
"""
@param name: the zone name
@param network: the network address defined in this zone (needed to build the reverse zone)
@param netmask: the netmask address (needed to build the reverse zone)
"""
r = AF().log(PLUGIN_NAME, AA.NETWORK_ADD_DNS_ZONE, [(name, AT.ZONE)],
network)
if reverse:
if network == None or netmask == None:
raise "Won't create reverse zone as asked, missing network or netmask"
netmask = int(netmask)
# Build network address start according to netmask
elements = network.split(".")
if netmask == 8:
network = elements[0]
elif netmask == 16:
network = ".".join(elements[0:2])
elif netmask == 24:
network = ".".join(elements[0:3])
else:
raise "Won't create reverse zone as asked, netmask is not 8, 16 or 24"
if not self.pdns:
# Create Bind configuration files
f = open(os.path.join(self.configDns.bindLdapDir, name), "w")
d = {
"zone": name,
"ldapurl": self.config.ldapurl + "/" + self.configDns.dnsDN,
"dnsreader": urllib.quote(self.configDns.dnsReader),
"dnsreaderpasswd":
urllib.quote(self.configDns.dnsReaderPassword)
}
f.write(self.templateZone % d)
if reverse:
d["zone"] = self.reverseZone(network)
f.write(self.templateZone % d)
f.close()
os.chmod(os.path.join(self.configDns.bindLdapDir, name), 0640)
f = open(self.configDns.bindLdap, "r")
found = False
toadd = 'include "' + os.path.join(
self.configDns.bindLdapChrootConfPath, name) + '";\n'
for line in f:
if line == toadd:
found = True
break
f.close()
if not found:
f = open(self.configDns.bindLdap, "a")
f.write(toadd)
f.close()
# Create the needed zones object in LDAP
if reverse:
reverseZone = self.reverseZone(network)
self.addDnsZone(reverseZone, "Reverse zone for " + name, name)
else:
reverseZone = None
self.addDnsZone(name, description)
# Fill SOA
self.addSOA(name)
if self.pdns:
ns = nameserver + "." + name
mailaddr = "admin." + name
else:
ns = nameserver + "." + name + "."
mailaddr = "admin." + name + "."
rec = {
"nameserver": ns,
"emailaddr": mailaddr,
"serial": self.computeSerial(),
"refresh": "2D",
"retry": "15M",
"expiry": "2W",
"minimum": "1H",
}
self.setSOARecord(name, rec)
self.setSOANSRecord(name, ns)
# A record defaults to the server ip
self.setSOAARecord(name, nameserverip)
# Fill SOA for reverse zone too
if reverse:
self.addSOA(reverseZone, name)
self.setSOARecord(reverseZone, rec)
self.setSOANSRecord(reverseZone, ns)
if nameserverip:
# Add a A record for the primary nameserver
self.addRecordA(name, nameserver, nameserverip)
r.commit()
def addZone(self, name, network = None, netmask = None, reverse = False, description = None, nameserver = "ns", nameserverip = None):
"""
@param name: the zone name
@param network: the network address defined in this zone (needed to build the reverse zone)
@param netmask: the netmask address (needed to build the reverse zone)
"""
r = AF().log(PLUGIN_NAME, AA.NETWORK_ADD_DNS_ZONE, [(name, AT.ZONE)], network)
if reverse:
if network == None or netmask == None:
raise "Won't create reverse zone as asked, missing network or netmask"
netmask = int(netmask)
# Build network address start according to netmask
elements = network.split(".")
if netmask == 8:
network = elements[0]
elif netmask == 16:
network = ".".join(elements[0:2])
elif netmask == 24:
network = ".".join(elements[0:3])
else:
raise "Won't create reverse zone as asked, netmask is not 8, 16 or 24"
if not self.pdns:
# Create Bind configuration files
f = open(os.path.join(self.configDns.bindLdapDir, name), "w")
d = {
"zone" : name,
"ldapurl" : self.config.ldapurl + "/" + self.configDns.dnsDN,
"dnsreader": urllib.quote(self.configDns.dnsReader),
"dnsreaderpasswd" : urllib.quote(self.configDns.dnsReaderPassword)
}
f.write(self.templateZone % d)
if reverse:
d["zone"] = self.reverseZone(network)
f.write(self.templateZone % d)
f.close()
os.chmod(os.path.join(self.configDns.bindLdapDir, name), 0640)
f = open(self.configDns.bindLdap, "r")
found = False
toadd = 'include "' + os.path.join(self.configDns.bindLdapChrootConfPath, name) + '";\n'
for line in f:
if line == toadd:
found = True
break
f.close()
if not found:
f = open(self.configDns.bindLdap, "a")
f.write(toadd)
f.close()
# Create the needed zones object in LDAP
if reverse:
reverseZone = self.reverseZone(network)
self.addDnsZone(reverseZone, "Reverse zone for " + name, name)
else:
reverseZone = None
self.addDnsZone(name, description)
# Fill SOA
self.addSOA(name)
if self.pdns:
ns = nameserver + "." + name
mailaddr = "admin." + name
else:
ns = nameserver + "." + name + "."
mailaddr = "admin." + name + "."
rec = {
"nameserver" : ns,
"emailaddr" : mailaddr,
"serial" : self.computeSerial(),
"refresh" : "2D",
"retry" : "15M",
"expiry" : "2W",
"minimum" : "1H",
}
self.setSOARecord(name, rec)
self.setSOANSRecord(name, ns)
# A record defaults to the server ip
self.setSOAARecord(name, nameserverip)
# Fill SOA for reverse zone too
if reverse:
self.addSOA(reverseZone, name)
self.setSOARecord(reverseZone, rec)
self.setSOANSRecord(reverseZone, ns)
if nameserverip:
# Add a A record for the primary nameserver
self.addRecordA(name, nameserver, nameserverip)
r.commit()
