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Commit
9fa75044
authored
Jun 18, 2013
by
Őry Máté
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firewall: cleanup models
parent
de7816ad
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131 additions
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82 deletions
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-82
firewall/models.py
+131
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firewall/models.py
View file @
9fa75044
...
...
@@ -2,86 +2,112 @@
from
django.contrib.auth.models
import
User
from
django.db
import
models
from
django.forms
import
fields
,
ValidationError
from
django.forms
import
ValidationError
from
django.utils.translation
import
ugettext_lazy
as
_
from
firewall.fields
import
*
from
south.modelsinspector
import
add_introspection_rules
from
django.core.validators
import
MinValueValidator
,
MaxValueValidator
import
django.conf
from
django.db.models.signals
import
post_save
import
re
import
random
settings
=
django
.
conf
.
settings
.
FIREWALL_SETTINGS
class
Rule
(
models
.
Model
):
"""
A rule of a packet filter, changing the behavior of a host, vlan or firewall.
A rule of a packet filter, changing the behavior of a host, vlan or
firewall.
Some rules accept or deny packets matching some criteria.
Others set address translation or other free-form iptables parameters.
"""
CHOICES_type
=
((
'host'
,
'host'
),
(
'firewall'
,
'firewall'
),
(
'vlan'
,
'vlan'
))
(
'vlan'
,
'vlan'
))
CHOICES_proto
=
((
'tcp'
,
'tcp'
),
(
'udp'
,
'udp'
),
(
'icmp'
,
'icmp'
))
CHOICES_dir
=
((
'0'
,
'out'
),
(
'1'
,
'in'
))
direction
=
models
.
CharField
(
max_length
=
1
,
choices
=
CHOICES_dir
,
blank
=
False
,
verbose_name
=
_
(
"direction"
),
help_text
=
_
(
"If the rule matches egress or ingress packets."
))
blank
=
False
,
verbose_name
=
_
(
"direction"
),
help_text
=
_
(
"If the rule matches egress "
"or ingress packets."
))
description
=
models
.
TextField
(
blank
=
True
,
help_text
=
_
(
"Why is the rule needed, or how does it work."
))
foreign_network
=
models
.
ForeignKey
(
'VlanGroup'
,
verbose_name
=
_
(
"foreign network"
),
help_text
=
_
(
"The group of vlans the matching packet goes to (direction out) or from (in)."
),
related_name
=
"ForeignRules"
)
dport
=
models
.
IntegerField
(
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"dest. port"
),
validators
=
[
MinValueValidator
(
1
),
MaxValueValidator
(
65535
)],
help_text
=
_
(
"Destination port number of packets that match."
))
sport
=
models
.
IntegerField
(
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"source port"
),
validators
=
[
MinValueValidator
(
1
),
MaxValueValidator
(
65535
)],
help_text
=
_
(
"Source port number of packets that match."
))
help_text
=
_
(
"Why is the rule needed, "
"or how does it work."
))
foreign_network
=
models
.
ForeignKey
(
'VlanGroup'
,
verbose_name
=
_
(
"foreign network"
),
help_text
=
_
(
"The group of vlans the matching packet goes to "
"(direction out) or from (in)."
),
related_name
=
"ForeignRules"
)
dport
=
models
.
IntegerField
(
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"dest. port"
),
validators
=
[
MinValueValidator
(
1
),
MaxValueValidator
(
65535
)],
help_text
=
_
(
"Destination port number of packets that match."
))
sport
=
models
.
IntegerField
(
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"source port"
),
validators
=
[
MinValueValidator
(
1
),
MaxValueValidator
(
65535
)],
help_text
=
_
(
"Source port number of packets that match."
))
proto
=
models
.
CharField
(
max_length
=
10
,
choices
=
CHOICES_proto
,
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"protocol"
),
help_text
=
_
(
"Protocol of packets that match."
))
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"protocol"
),
help_text
=
_
(
"Protocol of packets that match."
))
extra
=
models
.
TextField
(
blank
=
True
,
verbose_name
=
_
(
"extra arguments"
),
help_text
=
_
(
"Additional arguments passed literally to the iptables-rule."
))
help_text
=
_
(
"Additional arguments passed "
"literally to the iptables-rule."
))
accept
=
models
.
BooleanField
(
default
=
False
,
verbose_name
=
_
(
"accept"
),
help_text
=
_
(
"Accept the matching packets (or deny if not checked)."
))
help_text
=
_
(
"Accept the matching packets "
"(or deny if not checked)."
))
owner
=
models
.
ForeignKey
(
User
,
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"owner"
),
help_text
=
_
(
"The user responsible for this rule."
))
help_text
=
_
(
"The user responsible for "
"this rule."
))
r_type
=
models
.
CharField
(
max_length
=
10
,
verbose_name
=
_
(
"Rule type"
),
choices
=
CHOICES_type
,
help_text
=
_
(
"The type of entity the rule belongs to."
))
help_text
=
_
(
"The type of entity the rule "
"belongs to."
))
nat
=
models
.
BooleanField
(
default
=
False
,
verbose_name
=
_
(
"NAT"
),
help_text
=
_
(
"If network address translation shoud be done."
))
help_text
=
_
(
"If network address translation "
"shoud be done."
))
nat_dport
=
models
.
IntegerField
(
blank
=
True
,
null
=
True
,
help_text
=
_
(
"Rewrite destination port number to."
),
help_text
=
_
(
"Rewrite destination port number to."
),
validators
=
[
MinValueValidator
(
1
),
MaxValueValidator
(
65535
)])
created_at
=
models
.
DateTimeField
(
auto_now_add
=
True
,
verbose_name
=
_
(
"created at"
))
modified_at
=
models
.
DateTimeField
(
auto_now
=
True
,
verbose_name
=
_
(
"modified at"
))
created_at
=
models
.
DateTimeField
(
auto_now_add
=
True
,
verbose_name
=
_
(
"created at"
))
modified_at
=
models
.
DateTimeField
(
auto_now
=
True
,
verbose_name
=
_
(
"modified at"
))
vlan
=
models
.
ForeignKey
(
'Vlan'
,
related_name
=
"rules"
,
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"vlan"
),
help_text
=
_
(
"Vlan the rule applies to (if type is vlan)."
))
null
=
True
,
verbose_name
=
_
(
"vlan"
),
help_text
=
_
(
"Vlan the rule applies to "
"(if type is vlan)."
))
vlangroup
=
models
.
ForeignKey
(
'VlanGroup'
,
related_name
=
"rules"
,
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"vlan group"
),
help_text
=
_
(
"Group of vlans the rule applies to (if type is vlan)."
))
blank
=
True
,
null
=
True
,
verbose_name
=
_
(
"vlan group"
),
help_text
=
_
(
"Group of vlans the rule "
"applies to (if type is vlan)."
))
host
=
models
.
ForeignKey
(
'Host'
,
related_name
=
"rules"
,
blank
=
True
,
verbose_name
=
_
(
'host'
),
null
=
True
,
help_text
=
_
(
"Host the rule applies to (if type is host)."
))
hostgroup
=
models
.
ForeignKey
(
'Group'
,
related_name
=
"rules"
,
verbose_name
=
_
(
"host group"
),
blank
=
True
,
null
=
True
,
help_text
=
_
(
"Group of hosts the rule applies to (if type is host)."
))
firewall
=
models
.
ForeignKey
(
'Firewall'
,
related_name
=
"rules"
,
verbose_name
=
_
(
"firewall"
),
help_text
=
_
(
"Firewall the rule applies to (if type is firewall)."
),
blank
=
True
,
null
=
True
)
verbose_name
=
_
(
'host'
),
null
=
True
,
help_text
=
_
(
"Host the rule applies to "
"(if type is host)."
))
hostgroup
=
models
.
ForeignKey
(
'Group'
,
related_name
=
"rules"
,
verbose_name
=
_
(
"host group"
),
blank
=
True
,
null
=
True
,
help_text
=
_
(
"Group of hosts the rule applies "
"to (if type is host)."
))
firewall
=
models
.
ForeignKey
(
'Firewall'
,
related_name
=
"rules"
,
verbose_name
=
_
(
"firewall"
),
help_text
=
_
(
"Firewall the rule applies to "
"(if type is firewall)."
),
blank
=
True
,
null
=
True
)
def
__unicode__
(
self
):
return
self
.
desc
()
def
clean
(
self
):
fields
=
[
self
.
vlan
,
self
.
vlangroup
,
self
.
host
,
self
.
hostgroup
,
self
.
firewall
]
self
.
firewall
]
selected_fields
=
[
field
for
field
in
fields
if
field
]
if
len
(
selected_fields
)
>
1
:
raise
ValidationError
(
_
(
'Only one field can be selected.'
))
...
...
@@ -90,9 +116,9 @@ class Rule(models.Model):
return
u'[
%(type)
s]
%(src)
s ▸
%(dst)
s
%(para)
s
%(desc)
s'
%
{
'type'
:
self
.
r_type
,
'src'
:
(
unicode
(
self
.
foreign_network
)
if
self
.
direction
==
'1'
else
self
.
r_type
),
else
self
.
r_type
),
'dst'
:
(
self
.
r_type
if
self
.
direction
==
'1'
else
unicode
(
self
.
foreign_network
)),
else
unicode
(
self
.
foreign_network
)),
'para'
:
(((
"proto=
%
s "
%
self
.
proto
)
if
self
.
proto
else
''
)
+
((
"sport=
%
s "
%
self
.
sport
)
if
self
.
sport
else
''
)
+
((
"dport=
%
s "
%
self
.
dport
)
if
self
.
dport
else
''
)),
...
...
@@ -101,12 +127,21 @@ class Rule(models.Model):
class
Meta
:
verbose_name
=
_
(
"rule"
)
verbose_name_plural
=
_
(
"rules"
)
ordering
=
(
'r_type'
,
'direction'
,
'proto'
,
'sport'
,
'dport'
,
'nat_dport'
,
'host'
,
)
ordering
=
(
'r_type'
,
'direction'
,
'proto'
,
'sport'
,
'dport'
,
'nat_dport'
,
'host'
,
)
class
Vlan
(
models
.
Model
):
vid
=
models
.
IntegerField
(
unique
=
True
)
name
=
models
.
CharField
(
max_length
=
20
,
unique
=
True
,
validators
=
[
val_alfanum
])
validators
=
[
val_alfanum
])
prefix4
=
models
.
IntegerField
(
default
=
16
)
prefix6
=
models
.
IntegerField
(
default
=
80
)
interface
=
models
.
CharField
(
max_length
=
20
,
unique
=
True
)
...
...
@@ -115,9 +150,9 @@ class Vlan(models.Model):
ipv4
=
models
.
GenericIPAddressField
(
protocol
=
'ipv4'
,
unique
=
True
)
ipv6
=
models
.
GenericIPAddressField
(
protocol
=
'ipv6'
,
unique
=
True
)
snat_ip
=
models
.
GenericIPAddressField
(
protocol
=
'ipv4'
,
blank
=
True
,
null
=
True
)
null
=
True
)
snat_to
=
models
.
ManyToManyField
(
'self'
,
symmetrical
=
False
,
blank
=
True
,
null
=
True
)
null
=
True
)
description
=
models
.
TextField
(
blank
=
True
)
comment
=
models
.
TextField
(
blank
=
True
)
domain
=
models
.
ForeignKey
(
'Domain'
)
...
...
@@ -136,10 +171,11 @@ class Vlan(models.Model):
def
net_ipv4
(
self
):
return
self
.
net4
+
"/"
+
unicode
(
self
.
prefix4
)
class
VlanGroup
(
models
.
Model
):
name
=
models
.
CharField
(
max_length
=
20
,
unique
=
True
)
vlans
=
models
.
ManyToManyField
(
'Vlan'
,
symmetrical
=
False
,
blank
=
True
,
null
=
True
)
null
=
True
)
description
=
models
.
TextField
(
blank
=
True
)
owner
=
models
.
ForeignKey
(
User
,
blank
=
True
,
null
=
True
)
created_at
=
models
.
DateTimeField
(
auto_now_add
=
True
)
...
...
@@ -148,6 +184,7 @@ class VlanGroup(models.Model):
def
__unicode__
(
self
):
return
self
.
name
class
Group
(
models
.
Model
):
name
=
models
.
CharField
(
max_length
=
20
,
unique
=
True
)
description
=
models
.
TextField
(
blank
=
True
)
...
...
@@ -158,17 +195,18 @@ class Group(models.Model):
def
__unicode__
(
self
):
return
self
.
name
class
Host
(
models
.
Model
):
hostname
=
models
.
CharField
(
max_length
=
40
,
unique
=
True
,
validators
=
[
val_alfanum
])
validators
=
[
val_alfanum
])
reverse
=
models
.
CharField
(
max_length
=
40
,
validators
=
[
val_domain
],
blank
=
True
,
null
=
True
)
blank
=
True
,
null
=
True
)
mac
=
MACAddressField
(
unique
=
True
)
ipv4
=
models
.
GenericIPAddressField
(
protocol
=
'ipv4'
,
unique
=
True
)
pub_ipv4
=
models
.
GenericIPAddressField
(
protocol
=
'ipv4'
,
blank
=
True
,
null
=
True
)
null
=
True
)
ipv6
=
models
.
GenericIPAddressField
(
protocol
=
'ipv6'
,
unique
=
True
,
blank
=
True
,
null
=
True
)
blank
=
True
,
null
=
True
)
shared_ip
=
models
.
BooleanField
(
default
=
False
)
description
=
models
.
TextField
(
blank
=
True
)
comment
=
models
.
TextField
(
blank
=
True
)
...
...
@@ -176,7 +214,7 @@ class Host(models.Model):
vlan
=
models
.
ForeignKey
(
'Vlan'
)
owner
=
models
.
ForeignKey
(
User
)
groups
=
models
.
ManyToManyField
(
'Group'
,
symmetrical
=
False
,
blank
=
True
,
null
=
True
)
null
=
True
)
created_at
=
models
.
DateTimeField
(
auto_now_add
=
True
)
modified_at
=
models
.
DateTimeField
(
auto_now
=
True
)
...
...
@@ -190,18 +228,18 @@ class Host(models.Model):
if
(
not
self
.
shared_ip
and
self
.
pub_ipv4
and
Host
.
objects
.
exclude
(
id
=
self
.
id
)
.
filter
(
pub_ipv4
=
self
.
pub_ipv4
)):
raise
ValidationError
(
_
(
"If shared_ip has been checked, "
"pub_ipv4 has to be unique."
))
"pub_ipv4 has to be unique."
))
if
Host
.
objects
.
exclude
(
id
=
self
.
id
)
.
filter
(
pub_ipv4
=
self
.
ipv4
):
raise
ValidationError
(
_
(
"You can't use another host's NAT'd "
"address as your own IPv4."
))
"address as your own IPv4."
))
self
.
full_clean
()
super
(
Host
,
self
)
.
save
(
*
args
,
**
kwargs
)
if
not
id
:
Record
(
domain
=
self
.
vlan
.
domain
,
host
=
self
,
type
=
'A'
,
owner
=
self
.
owner
)
.
save
()
owner
=
self
.
owner
)
.
save
()
if
self
.
ipv6
:
Record
(
domain
=
self
.
vlan
.
domain
,
host
=
self
,
type
=
'AAAA'
,
owner
=
self
.
owner
)
.
save
()
owner
=
self
.
owner
)
.
save
()
def
enable_net
(
self
):
self
.
groups
.
add
(
Group
.
objects
.
get
(
name
=
"netezhet"
))
...
...
@@ -210,7 +248,8 @@ class Host(models.Model):
proto
=
"tcp"
if
proto
==
"tcp"
else
"udp"
if
self
.
shared_ip
:
used_ports
=
Rule
.
objects
.
filter
(
host__pub_ipv4
=
self
.
pub_ipv4
,
nat
=
True
,
proto
=
proto
)
.
values_list
(
'dport'
,
flat
=
True
)
nat
=
True
,
proto
=
proto
)
.
values_list
(
'dport'
,
flat
=
True
)
if
public
is
None
:
public
=
random
.
randint
(
1024
,
21000
)
...
...
@@ -220,27 +259,28 @@ class Host(models.Model):
public
=
i
break
else
:
raise
ValidationError
(
_
(
"Port
%
s
%
s is already in use."
)
%
(
proto
,
public
))
raise
ValidationError
(
_
(
"Port
%
s
%
s is already in use."
)
%
(
proto
,
public
))
else
:
if
public
<
1024
:
raise
ValidationError
(
_
(
"Only ports above 1024 can be used."
))
raise
ValidationError
(
_
(
"Only ports above 1024 can be used."
))
if
public
in
used_ports
:
raise
ValidationError
(
_
(
"Port
%
s
%
s is already in use."
)
%
(
proto
,
public
))
(
proto
,
public
))
vg
=
VlanGroup
.
objects
.
get
(
name
=
settings
[
"default_vlangroup"
])
rule
=
Rule
(
direction
=
'1'
,
owner
=
self
.
owner
,
dport
=
public
,
proto
=
proto
,
nat
=
True
,
accept
=
True
,
r_type
=
"host"
,
nat_dport
=
private
,
host
=
self
,
foreign_network
=
VlanGroup
.
objects
.
get
(
name
=
settings
[
"default_vlangroup"
]))
proto
=
proto
,
nat
=
True
,
accept
=
True
,
r_type
=
"host"
,
nat_dport
=
private
,
host
=
self
,
foreign_network
=
vg
)
else
:
if
self
.
rules
.
filter
(
proto
=
proto
,
dport
=
public
):
raise
ValidationError
(
_
(
"Port
%
s
%
s is already in use."
)
%
(
proto
,
public
))
(
proto
,
public
))
rule
=
Rule
(
direction
=
'1'
,
owner
=
self
.
owner
,
dport
=
public
,
proto
=
proto
,
nat
=
False
,
accept
=
True
,
r_type
=
"host"
,
host
=
self
,
foreign_network
=
VlanGroup
.
objects
proto
=
proto
,
nat
=
False
,
accept
=
True
,
r_type
=
"host"
,
host
=
self
,
foreign_network
=
VlanGroup
.
objects
.
get
(
name
=
settings
[
"default_vlangroup"
]))
rule
.
full_clean
()
...
...
@@ -249,10 +289,10 @@ class Host(models.Model):
def
del_port
(
self
,
proto
,
private
):
if
self
.
shared_ip
:
self
.
rules
.
filter
(
owner
=
self
.
owner
,
proto
=
proto
,
host
=
self
,
nat_dport
=
private
)
.
delete
()
nat_dport
=
private
)
.
delete
()
else
:
self
.
rules
.
filter
(
owner
=
self
.
owner
,
proto
=
proto
,
host
=
self
,
dport
=
private
)
.
delete
()
dport
=
private
)
.
delete
()
def
get_hostname
(
self
,
proto
):
try
:
...
...
@@ -261,7 +301,7 @@ class Host(models.Model):
elif
proto
==
'ipv4'
:
if
self
.
shared_ip
:
res
=
Record
.
objects
.
filter
(
type
=
'A'
,
address
=
self
.
pub_ipv4
)
address
=
self
.
pub_ipv4
)
else
:
res
=
self
.
record_set
.
filter
(
type
=
'A'
)
return
unicode
(
res
[
0
]
.
get_data
()[
'name'
])
...
...
@@ -291,7 +331,7 @@ class Host(models.Model):
'host'
:
self
.
get_hostname
(
proto
=
'ipv4'
),
'port'
:
public4
,
}
if
self
.
ipv6
:
# ipv6
if
self
.
ipv6
:
# ipv6
forward
[
'ipv6'
]
=
{
'host'
:
self
.
get_hostname
(
proto
=
'ipv6'
),
'port'
:
public6
,
...
...
@@ -309,6 +349,7 @@ class Firewall(models.Model):
def
__unicode__
(
self
):
return
self
.
name
class
Domain
(
models
.
Model
):
name
=
models
.
CharField
(
max_length
=
40
,
validators
=
[
val_domain
])
owner
=
models
.
ForeignKey
(
User
)
...
...
@@ -320,11 +361,12 @@ class Domain(models.Model):
def
__unicode__
(
self
):
return
self
.
name
class
Record
(
models
.
Model
):
CHOICES_type
=
((
'A'
,
'A'
),
(
'CNAME'
,
'CNAME'
),
(
'AAAA'
,
'AAAA'
),
(
'MX'
,
'MX'
),
(
'NS'
,
'NS'
),
(
'PTR'
,
'PTR'
),
(
'TXT'
,
'TXT'
))
(
'MX'
,
'MX'
),
(
'NS'
,
'NS'
),
(
'PTR'
,
'PTR'
),
(
'TXT'
,
'TXT'
))
name
=
models
.
CharField
(
max_length
=
40
,
validators
=
[
val_domain
],
blank
=
True
,
null
=
True
)
blank
=
True
,
null
=
True
)
domain
=
models
.
ForeignKey
(
'Domain'
)
host
=
models
.
ForeignKey
(
'Host'
,
blank
=
True
,
null
=
True
)
type
=
models
.
CharField
(
max_length
=
6
,
choices
=
CHOICES_type
)
...
...
@@ -354,18 +396,18 @@ class Record(models.Model):
if
self
.
host
:
if
self
.
type
in
[
'A'
,
'AAAA'
]:
if
self
.
address
:
raise
ValidationError
(
_
(
"Can't specify address for "
"A
or AAAA records if host is set!"
))
raise
ValidationError
(
_
(
"Can't specify address for
A
"
"
or AAAA records if host is set!"
))
if
self
.
name
:
raise
ValidationError
(
_
(
"Can't specify name for "
"A
or AAAA records if host is set!"
))
raise
ValidationError
(
_
(
"Can't specify name for
A
"
"
or AAAA records if host is set!"
))
elif
self
.
type
==
'CNAME'
:
if
not
self
.
name
:
raise
ValidationError
(
_
(
"Name must be specified for "
"CNAME records if host is set!"
))
"CNAME records if host is set!"
))
if
self
.
address
:
raise
ValidationError
(
_
(
"Can't specify address for "
"CNAME records if host is set!"
))
"CNAME records if host is set!"
))
else
:
# if self.host is None
if
not
self
.
address
:
raise
ValidationError
(
_
(
"Address must be specified!"
))
...
...
@@ -380,8 +422,8 @@ class Record(models.Model):
mx
=
self
.
address
.
split
(
':'
,
1
)
if
not
(
len
(
mx
)
==
2
and
mx
[
0
]
.
isdigit
()
and
domain_re
.
match
(
mx
[
1
])):
raise
ValidationError
(
_
(
"Bad address format. "
"Should be: <priority>:<host
name>"
))
raise
ValidationError
(
_
(
"Bad
MX
address format. "
"Should be: <priority>:<
name>"
))
else
:
raise
ValidationError
(
_
(
"Unknown record type."
))
...
...
@@ -425,22 +467,29 @@ class Record(models.Model):
'ttl'
:
self
.
ttl
,
'address'
:
address
}
class
Blacklist
(
models
.
Model
):
CHOICES_type
=
((
'permban'
,
'permanent ban'
),
(
'tempban'
,
'temporary ban'
),
(
'whitelist'
,
'whitelist'
),
(
'tempwhite'
,
'tempwhite'
))
CHOICES_type
=
((
'permban'
,
'permanent ban'
),
(
'tempban'
,
'temporary ban'
),
(
'whitelist'
,
'whitelist'
),
(
'tempwhite'
,
'tempwhite'
))
ipv4
=
models
.
GenericIPAddressField
(
protocol
=
'ipv4'
,
unique
=
True
)
host
=
models
.
ForeignKey
(
'Host'
,
blank
=
True
,
null
=
True
)
reason
=
models
.
TextField
(
blank
=
True
)
snort_message
=
models
.
TextField
(
blank
=
True
)
type
=
models
.
CharField
(
max_length
=
10
,
choices
=
CHOICES_type
,
default
=
'tempban'
)
type
=
models
.
CharField
(
max_length
=
10
,
choices
=
CHOICES_type
,
default
=
'tempban'
)
created_at
=
models
.
DateTimeField
(
auto_now_add
=
True
)
modified_at
=
models
.
DateTimeField
(
auto_now
=
True
)
def
save
(
self
,
*
args
,
**
kwargs
):
self
.
full_clean
()
super
(
Blacklist
,
self
)
.
save
(
*
args
,
**
kwargs
)
def
__unicode__
(
self
):
return
self
.
ipv4
def
send_task
(
sender
,
instance
,
created
,
**
kwargs
):
from
firewall.tasks
import
ReloadTask
ReloadTask
.
apply_async
(
args
=
[
sender
.
__name__
])
...
...
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