def tiny2txt(fqdn, s, ttl=3600):
ttl = int(ttl)
label, domain = get_label_domain_workaround(fqdn)
s = s.replace(r'\072', ':').replace(r'\040', ' ').replace(r'\057', '/')
txt, _ = TXT.objects.get_or_create(label=label, domain=domain,
txt_data=s, ttl=ttl, ctnr=activectnr)
return txt
def tiny2ar(fqdn, ip):
label, domain = get_label_domain_workaround(fqdn)
if AddressRecord.objects.filter(label=label, domain=domain,
ip_str=ip).exists():
print "AddressRecord %s already exists." % domain.name
return
ar, _ = AddressRecord.objects.get_or_create(label=label, domain=domain,
ip_str=ip, ctnr=activectnr)
return ar
def tiny2wut(fqdn, n, rdata, ttl=86400):
n = int(n)
if n == 33:
digged = diglet('SRV', fqdn)
if not digged:
print "No SRV candidate for %s" % fqdn
return
priority, weight, port, target = digged.split(' ')
target = target.rstrip('.')
label, domain = get_label_domain_workaround(fqdn)
try:
srv, _ = SRV.objects.get_or_create(label=label, domain=domain,
target=target, port=port,
priority=priority, ttl=ttl,
weight=weight, ctnr=activectnr)
return srv
except ValidationError, e:
print "INVALID: %s for SRV %s" % (e, fqdn)
def gen_CNAME():
"""Migrates CNAME objects.
.. note::
Run this only after migrating other DNS objects for every zone.
.. note::
Because MAINTAIN is totally messed up, some hostnames in the CNAME
table have ``.``'s in them, so the fully qualified domain name is
created first, then the label is stripped off of the front of that.
.. note::
If the fully qualified domain name of the label + domain name already
exists as a domain object, that object becomes the alias and the label
prefix is set to the empty string. Otherwise, the alias is the
label + domain name.
:uniqueness: label, domain, target
"""
print "Creating CNAMEs."
sql = ("SELECT zone_cname.id, zone_cname.server, zone_cname.name, "
"zone_cname.enabled, zone.name, domain.name FROM zone_cname "
"JOIN zone ON zone_cname.zone = zone.id "
"JOIN domain ON zone_cname.domain = domain.id")
cursor.execute(sql)
for pk, server, name, enabled, zone, dname in cursor.fetchall():
server, name = server.lower(), name.lower()
dname = dname.lower()
fqdn = ".".join([name, dname])
name, dname = fqdn.split(".", 1)
if Domain.objects.filter(name=fqdn).exists():
domain = Domain.objects.get(name=fqdn)
name = ""
elif Domain.objects.filter(name=dname).exists():
domain = Domain.objects.get(name=dname)
else:
_, domain = get_label_domain_workaround(fqdn)
if server == ".".join([name, domain.name]):
# In maintain, at least one CNAME is a loop: biosys.bioe.orst.edu
print "Ignoring CNAME %s: Is a loop." % server
continue
if CNAME.objects.filter(label=name, domain=domain).exists():
c = CNAME.objects.get(label=name, domain=domain)
if c.target != server:
print ("ALERT: Conflicting CNAME with fqdn %s already exists."
% fqdn)
continue
ctnr = Zone.ctnr_from_zone_name(zone, 'CNAME')
if ctnr is None:
continue
if ctnr not in domain.ctnr_set.all():
print "CNAME %s has mismatching container for its domain." % pk
continue
cn = CNAME(label=name, domain=domain, target=server, ctnr=ctnr)
cn.set_fqdn()
dup_ptrs = PTR.objects.filter(fqdn=cn.fqdn)
if dup_ptrs:
print "Removing duplicate PTR for %s" % cn.fqdn
dup_ptrs.delete(update_range_usage=False)
# CNAMEs need to be cleaned independently of saving (no get_or_create)
try:
cn.full_clean()
cn.save()
if enabled:
cn.views.add(public)
cn.views.add(private)
except ValidationError, e:
print "Error:", e
def gen_CNAME():
"""Migrates CNAME objects.
.. note::
Run this only after migrating other DNS objects for every zone.
.. note::
Because MAINTAIN is totally messed up, some hostnames in the CNAME
table have ``.``'s in them, so the fully qualified domain name is
created first, then the label is stripped off of the front of that.
.. note::
If the fully qualified domain name of the label + domain name already
exists as a domain object, that object becomes the alias and the label
prefix is set to the empty string. Otherwise, the alias is the
label + domain name.
:uniqueness: label, domain, target
"""
print "Creating CNAMEs."
sql = ("SELECT zone_cname.id, zone_cname.server, zone_cname.name, "
"zone_cname.enabled, zone.name, domain.name FROM zone_cname "
"JOIN zone ON zone_cname.zone = zone.id "
"JOIN domain ON zone_cname.domain = domain.id")
cursor.execute(sql)
for pk, server, name, enabled, zone, dname in cursor.fetchall():
server, name = server.lower(), name.lower()
dname = dname.lower()
fqdn = ".".join([name, dname])
name, dname = fqdn.split(".", 1)
if Domain.objects.filter(name=fqdn).exists():
domain = Domain.objects.get(name=fqdn)
name = ""
elif Domain.objects.filter(name=dname).exists():
domain = Domain.objects.get(name=dname)
else:
_, domain = get_label_domain_workaround(fqdn)
if server == ".".join([name, domain.name]):
# In maintain, at least one CNAME is a loop: biosys.bioe.orst.edu
print "Ignoring CNAME %s: Is a loop." % server
continue
if CNAME.objects.filter(label=name, domain=domain).exists():
c = CNAME.objects.get(label=name, domain=domain)
if c.target != server:
print("ALERT: Conflicting CNAME with fqdn %s already exists." %
fqdn)
continue
ctnr = Zone.ctnr_from_zone_name(zone, 'CNAME')
if ctnr is None:
continue
if ctnr not in domain.ctnr_set.all():
print "CNAME %s has mismatching container for its domain." % pk
continue
cn = CNAME(label=name, domain=domain, target=server, ctnr=ctnr)
cn.set_fqdn()
dup_ptrs = PTR.objects.filter(fqdn=cn.fqdn)
if dup_ptrs:
print "Removing duplicate PTR for %s" % cn.fqdn
dup_ptrs.delete(update_range_usage=False)
# CNAMEs need to be cleaned independently of saving (no get_or_create)
try:
cn.full_clean()
cn.save()
if enabled:
cn.views.add(public)
cn.views.add(private)
except ValidationError, e:
print "Error:", e
def tiny2cname(fqdn, p):
label, domain = get_label_domain_workaround(fqdn)
cname, _ = CNAME.objects.get_or_create(label=label, domain=domain,
target=p, ctnr=activectnr)
return cname
return
priority, weight, port, target = digged.split(' ')
target = target.rstrip('.')
label, domain = get_label_domain_workaround(fqdn)
try:
srv, _ = SRV.objects.get_or_create(label=label, domain=domain,
target=target, port=port,
priority=priority, ttl=ttl,
weight=weight, ctnr=activectnr)
return srv
except ValidationError, e:
print "INVALID: %s for SRV %s" % (e, fqdn)
elif n == 28:
digged = diglet('AAAA', fqdn)
label, domain = get_label_domain_workaround(fqdn)
if AddressRecord.objects.filter(label=label, domain=domain,
ip_str=digged).exists():
print "AddressRecord %s already exists." % domain.name
return
ar, _ = AddressRecord.objects.get_or_create(
label=label, domain=domain, ip_str=digged, ttl=ttl,
ip_type='6', ctnr=activectnr)
return ar
else:
raise Exception("Unknown rdtype %s for %s" % (n, fqdn))
def tiny2mx(fqdn, ip, x, dist=5, ttl=600):
dist = int(dist)