def migrate_A(zone, root_domain, soa, views):
names = []
for (name, ttl, rdata) in zone.iterate_rdatas('A'):
names.append((name.to_text().strip('.'), rdata))
sorted_names = list(sorted(names, cmp=lambda n1, n2: -1 if
len(n1[0].split('.')) > len(n2[0].split('.')) else 1))
for name, rdata in sorted_names:
print str(name) + " A " + str(rdata)
if name.startswith("unusedspace"):
print "Skipping {0} A {1}".format(name, rdata)
continue
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
a, _ = AddressRecord.objects.get_or_create(label=label,
domain=domain, ip_str=rdata.to_text(), ip_type='4')
for view in views:
a.views.add(view)
a.save()
def migrate_SRV(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('SRV'):
target = rdata.target.to_text().strip('.')
if target == "":
target = "."
port = rdata.port
weight = rdata.weight
prio = rdata.priority
name = name.to_text().strip('.')
print str(name) + " SRV " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
if not SRV.objects.filter(label=label, domain=domain,
target=target, port=port, weight=weight,
priority=prio).exists():
srv = SRV(label=label, domain=domain,
target=target, port=port, weight=weight,
priority=prio)
srv.full_clean()
srv.save()
for view in views:
srv.views.add(view)
srv.save()
def _create_ipv4_intr_from_range(label, domain_name, system, mac, range_start,
range_end):
if range_start >= range_end - 1:
errors['ip'] = ErrorList(["The start ip must be less than end ip."])
return None, errors
ip = find_free_ip(range_start, range_end, ip_type='4')
errors = ErrorDict()
if not ip:
errors['ip'] = ErrorList([
"Could not find free ip in range {0} - "
"{1}".format(range_start, range_end)
])
return None, errors
domain = ensure_domain(domain_name, inherit_soa=True)
try:
intr = StaticInterface(label=label,
domain=domain,
ip_str=str(ip),
ip_type='4',
system=system,
mac=mac)
intr.clean()
except ValidationError, e:
errors['interface'] = ErrorList(e.messages)
def migrate_AAAA(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('AAAA'):
name = name.to_text().strip('.')
print str(name) + " AAAA " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
if label.startswith('unused'):
continue
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
ip_upper, ip_lower = ipv6_to_longs(rdata.to_text())
if AddressRecord.objects.filter(label=label,
domain=domain, ip_upper=ip_upper, ip_lower=ip_lower,
ip_type='6').exists():
a = AddressRecord.objects.get(label=label,
domain=domain, ip_type='6', ip_upper=ip_upper,
ip_lower=ip_lower)
else:
a = AddressRecord(label=label, domain=domain,
ip_str=rdata.to_text(), ip_type='6')
a.clean()
a.save()
for view in views:
a.views.add(view)
a.save()
def gen_domain(self):
"""Generates a Domain object for this Zone from a hostname.
:uniqueness: domain
"""
if not (self.dname in BAD_DNAMES or "in-addr.arpa" in self.dname):
return ensure_domain(name=self.dname, force=True)
def migrate_A(zone, root_domain, soa, views):
names = []
for (name, ttl, rdata) in zone.iterate_rdatas('A'):
names.append((name.to_text().strip('.'), rdata))
sorted_names = list(
sorted(names,
cmp=lambda n1, n2: -1
if len(n1[0].split('.')) > len(n2[0].split('.')) else 1))
for name, rdata in sorted_names:
print str(name) + " A " + str(rdata)
if name.startswith("unusedspace"):
print "Skipping {0} A {1}".format(name, rdata)
continue
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
a, _ = AddressRecord.objects.get_or_create(label=label,
domain=domain,
ip_str=rdata.to_text(),
ip_type='4')
for view in views:
a.views.add(view)
a.save()
def gen_domain(self):
"""Generates a Domain object for this Zone from a hostname.
:uniqueness: domain
"""
if not (self.dname in BAD_DNAMES or 'in-addr.arpa' in self.dname):
return ensure_domain(name=self.dname, force=True)
def migrate_NS(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('NS'):
name = name.to_text().strip('.')
print str(name) + " NS " + str(rdata)
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(name, force=True)
ns, _ = Nameserver.objects.get_or_create(
domain=domain, server=rdata.target.to_text().strip('.'))
for view in views:
ns.views.add(view)
ns.save()
def migrate_NS(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('NS'):
name = name.to_text().strip('.')
print str(name) + " NS " + str(rdata)
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(name, force=True)
ns, _ = Nameserver.objects.get_or_create(domain=domain,
server=rdata.target.to_text().strip('.'))
for view in views:
ns.views.add(view)
ns.save()
def gen_domain(self):
"""Generates a Domain object for this Zone from a hostname.
:uniqueness: domain
"""
if not (self.dname in BAD_DNAMES):
try:
domain = ensure_domain(name=self.dname, force=True,
update_range_usage=False)
domain.clean()
domain.save()
return domain
except ValidationError, e:
print "Could not migrate domain %s: %s" % (self.dname, e)
return None
def test_basic_add_remove9(self):
# Make sure all record types block.
Domain.objects.create(name='foo22')
f_c = create_zone('foo.foo22')
self.assertFalse(f_c.purgeable)
fqdn = "y.z.foo.foo22"
label, the_domain = ensure_label_domain(fqdn)
self.ctnr.domains.add(the_domain)
addr = AddressRecord.objects.create(
label=label, ctnr=self.ctnr, domain=the_domain, ip_type='4',
ip_str="10.2.3.4")
self.assertFalse(prune_tree(the_domain))
new_domain = ensure_domain('y.z.foo.foo22')
self.assertFalse(new_domain.purgeable)
def test_basic_add_remove9(self):
# Make sure all record types block.
Domain.objects.create(name='foo22')
f_c = create_zone('foo.foo22')
self.assertFalse(f_c.purgeable)
fqdn = "y.z.foo.foo22"
label, the_domain = ensure_label_domain(fqdn)
self.ctnr.domains.add(the_domain)
addr = AddressRecord.objects.create(
label=label, ctnr=self.ctnr, domain=the_domain, ip_type='4',
ip_str="10.2.3.4")
self.assertFalse(prune_tree(the_domain))
new_domain = ensure_domain('y.z.foo.foo22')
self.assertFalse(new_domain.purgeable)
def populate_forward_dns(zone, root_domain_name, views):
soa = migrate_soa(zone, root_domain_name)
root_domain = ensure_domain(root_domain_name, force=True)
migrate_A(zone, root_domain, soa, views)
migrate_AAAA(zone, root_domain, soa, views)
migrate_CNAME(zone, root_domain, soa, views)
migrate_NS(zone, root_domain, soa, views)
migrate_MX(zone, root_domain, soa, views)
migrate_TXT(zone, root_domain, soa, views)
migrate_SRV(zone, root_domain, soa, views)
if root_domain.soa == soa:
clobber_soa = None
else:
clobber_soa = root_domain.soa
null_zone_tree(root_domain, clobber_soa)
color_zone_tree(root_domain, clobber_soa, soa)
def populate_forward_dns(zone, root_domain_name, views):
soa = migrate_soa(zone, root_domain_name)
root_domain = ensure_domain(root_domain_name, force=True)
migrate_A(zone, root_domain, soa, views)
migrate_AAAA(zone, root_domain, soa, views)
migrate_CNAME(zone, root_domain, soa, views)
migrate_NS(zone, root_domain, soa, views)
migrate_MX(zone, root_domain, soa, views)
migrate_TXT(zone, root_domain, soa, views)
migrate_SRV(zone, root_domain, soa, views)
if root_domain.soa == soa:
clobber_soa = None
else:
clobber_soa = root_domain.soa
null_zone_tree(root_domain, clobber_soa)
color_zone_tree(root_domain, clobber_soa, soa)
def gen_domain(self):
"""Generates a Domain object for this Zone from a hostname.
:uniqueness: domain
"""
if not (self.dname in BAD_DNAMES):
try:
domain = ensure_domain(name=self.dname,
force=True,
update_range_usage=False)
domain.clean()
domain.save()
return domain
except ValidationError, e:
print "Could not migrate domain %s: %s" % (self.dname, e)
return None
def populate_reverse_dns(zone, name_reversed, root_domain_name, views):
ensure_domain("arpa", force=True)
ensure_domain("in-addr.arpa", force=True)
ensure_domain("ipv6.arpa", force=True)
soa = migrate_soa(zone, root_domain_name)
root_domain = ensure_domain(root_domain_name, force=True)
migrate_NS(zone, root_domain, soa, views)
migrate_MX(zone, root_domain, soa, views)
migrate_PTR(zone, root_domain, soa, views)
if root_domain.soa == soa:
clobber_soa = None
else:
clobber_soa = root_domain.soa
null_zone_tree(root_domain, clobber_soa)
color_zone_tree(root_domain, root_domain.soa, soa)
def populate_reverse_dns(zone, name_reversed, root_domain_name, views):
ensure_domain("arpa", force=True)
ensure_domain("in-addr.arpa", force=True)
ensure_domain("ipv6.arpa", force=True)
soa = migrate_soa(zone, root_domain_name)
root_domain = ensure_domain(root_domain_name, force=True)
migrate_NS(zone, root_domain, soa, views)
migrate_MX(zone, root_domain, soa, views)
migrate_PTR(zone, root_domain, soa, views)
if root_domain.soa == soa:
clobber_soa = None
else:
clobber_soa = root_domain.soa
null_zone_tree(root_domain, clobber_soa)
color_zone_tree(root_domain, root_domain.soa, soa)
def migrate_MX(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('MX'):
name = name.to_text().strip('.')
print str(name) + " MX " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
priority = rdata.preference
server = rdata.exchange.to_text().strip('.')
mx, _ = MX.objects.get_or_create(label=label, domain=domain,
server=server, priority=priority, ttl="3600")
for view in views:
mx.views.add(view)
mx.save()
def _create_ipv4_intr_from_range(label, domain_name, system, mac, range_start,
range_end):
if range_start >= range_end - 1:
errors['ip'] = ErrorList(["The start ip must be less than end ip."])
return None, errors
ip = find_free_ip(range_start, range_end, ip_type='4')
errors = ErrorDict()
if not ip:
errors['ip'] = ErrorList(["Could not find free ip in range {0} - "
"{1}".format(range_start, range_end)])
return None, errors
domain = ensure_domain(domain_name, inherit_soa=True)
try:
intr = StaticInterface(label=label, domain=domain, ip_str=str(ip),
ip_type='4', system=system, mac=mac)
intr.clean()
except ValidationError, e:
errors['interface'] = ErrorList(e.messages)
def migrate_CNAME(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('CNAME'):
name = name.to_text().strip('.')
print str(name) + " CNAME " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
data = rdata.target.to_text().strip('.')
if not CNAME.objects.filter(label=label, domain=domain,
target=data).exists():
cn = CNAME(label=label, domain=domain, target=data)
cn.full_clean()
cn.save()
for view in views:
cn.views.add(view)
cn.save()
def migrate_CNAME(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('CNAME'):
name = name.to_text().strip('.')
print str(name) + " CNAME " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
data = rdata.target.to_text().strip('.')
if not CNAME.objects.filter(label=label, domain=domain,
target=data).exists():
cn = CNAME(label=label, domain=domain, target=data)
cn.full_clean()
cn.save()
for view in views:
cn.views.add(view)
cn.save()
def migrate_MX(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('MX'):
name = name.to_text().strip('.')
print str(name) + " MX " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
priority = rdata.preference
server = rdata.exchange.to_text().strip('.')
mx, _ = MX.objects.get_or_create(label=label,
domain=domain,
server=server,
priority=priority,
ttl="3600")
for view in views:
mx.views.add(view)
mx.save()
def migrate_TXT(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('TXT'):
name = name.to_text().strip('.')
print str(name) + " TXT " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
data = rdata.to_text().strip('"')
if not TXT.objects.filter(label=label, domain=domain,
txt_data=data).exists():
txt = TXT(label=label, domain=domain, txt_data=data)
txt.full_clean()
txt.save()
for view in views:
txt.views.add(view)
txt.save()
def migrate_TXT(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('TXT'):
name = name.to_text().strip('.')
print str(name) + " TXT " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
data = rdata.to_text().strip('"')
if not TXT.objects.filter(label=label, domain=domain,
txt_data=data).exists():
txt = TXT(label=label, domain=domain, txt_data=data)
txt.full_clean()
txt.save()
for view in views:
txt.views.add(view)
txt.save()
def migrate_AAAA(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('AAAA'):
name = name.to_text().strip('.')
print str(name) + " AAAA " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
if label.startswith('unused'):
continue
domain_name = '.'.join(name.split('.')[1:])
domain = ensure_domain(domain_name, force=True)
ip_upper, ip_lower = ipv6_to_longs(rdata.to_text())
if AddressRecord.objects.filter(label=label,
domain=domain,
ip_upper=ip_upper,
ip_lower=ip_lower,
ip_type='6').exists():
a = AddressRecord.objects.get(label=label,
domain=domain,
ip_type='6',
ip_upper=ip_upper,
ip_lower=ip_lower)
else:
a = AddressRecord(label=label,
domain=domain,
ip_str=rdata.to_text(),
ip_type='6')
a.clean()
a.save()
for view in views:
a.views.add(view)
a.save()
def migrate_SRV(zone, root_domain, soa, views):
for (name, ttl, rdata) in zone.iterate_rdatas('SRV'):
target = rdata.target.to_text().strip('.')
if target == "":
target = "."
port = rdata.port
weight = rdata.weight
prio = rdata.priority
name = name.to_text().strip('.')
print str(name) + " SRV " + str(rdata)
exists_domain = Domain.objects.filter(name=name)
if exists_domain:
label = ''
domain = exists_domain[0]
else:
label = name.split('.')[0]
domain_name = name.split('.')[1:]
domain = ensure_domain('.'.join(domain_name), force=True)
if not SRV.objects.filter(label=label,
domain=domain,
target=target,
port=port,
weight=weight,
priority=prio).exists():
srv = SRV(label=label,
domain=domain,
target=target,
port=port,
weight=weight,
priority=prio)
srv.full_clean()
srv.save()
for view in views:
srv.views.add(view)
srv.save()
def create_zone_ajax(request):
"""
This view tries to create a new zone and returns an JSON with either
'success' = True or 'success' = False and some errors. By default all
records are created and added to the public view.
Throughout this function note that objects that are created are recorded,
and if an error is caught, the previously created objects are deleted. This
backing-out *may* be better handling by a transaction. Django has this sort
of thing (middleware and decorators), but I'm in a time crunch so this
manual deletetion will have to do.
"""
qd = request.POST.copy()
# See if the domain exists.
# Fail if it already exists or if it's under a delegated domain.
root_domain = qd.get('root_domain', None)
if not root_domain:
error = "Please specify a root_domain"
return HttpResponse(json.dumps({'success': False, 'error': error}))
if Domain.objects.filter(name=root_domain).exists():
error = gt("<b>{0}</b> is already a domain. To make it a new zone, "
"assign it a newly created SOA.".format(root_domain))
return HttpResponse(json.dumps({'success': False, 'error': error}))
primary = qd.get('soa_primary', None)
if not primary:
error = "Please specify a primary nameserver for the SOA record."
return HttpResponse(json.dumps({'success': False, 'error': error}))
contact = qd.get('soa_contact', None)
if not contact:
error = "Please specify a contact address for the SOA record."
return HttpResponse(json.dumps({'success': False, 'error': error}))
contact.replace('@', '.')
# Find all the NS entries
nss = []
for k, v in request.POST.iteritems():
if k.startswith('nameserver_'):
ttl = qd.get('ttl_{0}'.format(k[-1:]), 3600)
server = v
nss.append(Nameserver(server=server, ttl=ttl))
if not nss:
# They must create at least one nameserver
error = gt("You must choose an authoritative nameserver to serve this "
"zone")
return HttpResponse(json.dumps({'success': False, 'error': error}))
# We want all domains created up to this point to inherit their
# master_domain's soa. We will override the return domain's SOA.
# Everything under this domain can be purgeable becase we will set this
# domain to non-purgeable. This will also allow us to call prune tree.
domain = ensure_domain(root_domain,
purgeable=True,
inherit_soa=False,
force=True)
soa = SOA(primary=primary,
contact=contact,
serial=int(time.time()),
description="SOA for {0}".format(root_domain))
try:
soa.save()
except ValidationError, e:
_clean_domain_tree(domain)
return HttpResponse(
json.dumps({
'success': False,
'error': e.messages[0]
}))
def create_zone_ajax(request):
"""This view tries to create a new zone and returns an JSON with either
'success' = True or 'success' = False and some errors. By default all
records are created and added to the public view.
Throughout this function note that objects that are created are recorded,
and if an error is caught, the previously created objects are deleted. This
backing-out *may* be better handling by a transaction. Django has this sort
of thing (middleware and decorators), but I'm in a time crunch so this
manual deletetion will have to do.
"""
qd = request.POST.copy()
# See if the domain exists.
# Fail if it already exists or if it's under a delegated domain.
root_domain = qd.get('root_domain', None)
if not root_domain:
error = "Please specify a root_domain"
return HttpResponse(json.dumps({'success': False, 'error': error}))
if Domain.objects.filter(name=root_domain).exists():
error = gt("<b>{0}</b> is already a domain. To make it a new zone, "
"assign it a newly created SOA.".format(root_domain))
return HttpResponse(json.dumps({'success': False, 'error': error}))
primary = qd.get('soa_primary', None)
if not primary:
error = "Please specify a primary nameserver for the SOA record."
return HttpResponse(json.dumps({'success': False, 'error': error}))
contact = qd.get('soa_contact', None)
if not contact:
error = "Please specify a contact address for the SOA record."
return HttpResponse(json.dumps({'success': False, 'error': error}))
contact.replace('@', '.')
# Find all the NS entries
nss = []
for k, v in request.POST.iteritems():
if k.startswith('nameserver_'):
ttl = qd.get('ttl_{0}'.format(k[-1:]), 3600)
server = v
nss.append(Nameserver(server=server, ttl=ttl))
if not nss:
# They must create at least one nameserver
error = gt("You must choose an authoritative nameserver to serve this "
"zone")
return HttpResponse(json.dumps({'success': False, 'error': error}))
# We want all domains created up to this point to inherit their
# master_domain's soa. We will override the return domain's SOA.
# Everything under this domain can be purgeable becase we will set this
# domain to non-purgeable. This will also allow us to call prune tree.
domain = ensure_domain(root_domain, purgeable=True,
inherit_soa=False, force=True)
soa = SOA(primary=primary, contact=contact, serial=int(time.time()),
description="SOA for {0}".format(root_domain))
try:
soa.save()
except ValidationError, e:
_clean_domain_tree(domain)
return HttpResponse(json.dumps({'success': False,
'error': e.messages[0]}))