def validate_mem_gb(value):
lc = LocalCommand()
mes = lc.get_max_es_memory()
if not str(value).isdigit() or int(value) >= mes:
raise ValidationError('''Invalid memory! Please use integers less than
{}.'''.format(mes))
class Step36Form(forms.Form):
lc = LocalCommand()
title = '''Setup is now complete! <br /> <br />
Setup log can be found here:<br />
/var/log/nsm/sosetup.log<br />
<br />
Index Node was added. You can run: <br />
curl -XGET 'http://{}:9200/_cluster/health?pretty=true'<br />
to check if node was added to cluster.'''.format(lc.get_ip_mgmt('eth0'))
def save(self, *args, **kwargs):
super(NetworkConf, self).save(*args, **kwargs)
lc = LocalCommand()
data = '''# The loopback network interface
auto lo
iface lo inet loopback
'''
for i in NetworkConf.objects.all():
data += '''
# The {} network interface
auto {}
iface {} inet static
address {}
netmask {}
network {}
broadcast {}
gateway {}
'''.format(i.interface, i.interface, i.interface,
i.address, i.netmask, i.network, i.broadcast, i.gateway)
lc.write(data, '/tmp/_interfaces_test')
class Step08Form(forms.Form):
lc = LocalCommand()
label = 'Memory in GB:'
title = '''Please set up memory in GB for index node - on this server you
have free ~{}.<br />
Half of this value is deafult'''.format(lc.get_max_es_memory())
q8 = forms.CharField(label=label, max_length=255,
min_length=1, required=True,
initial='{}'.format(int(lc.get_max_es_memory()) / 2),
validators=[validate_mem_gb])
class Step21Form(forms.Form):
lc = LocalCommand()
label = 'Number of IDS engine processes:'
title = '''How many IDS engine processes would you like to run?<br /><br />
This is limited by the number of CPU cores on your system.<br /><br />
If you need to change this setting later, change IDS_LB_PROCS
in /etc/nsm/HOSTNAME-INTERFACE/sensor.conf'''
q21 = forms.CharField(label=label, max_length=255,
min_length=1, required=True,
initial=lc.get_cpu_count() / 2,
validators=[validate_cpu])
class Step12FormServer(forms.Form):
lc = LocalCommand()
label = 'Memory in GB:'
title = '''Please set up memory in GB for Elastic node - on this server you
have free ~{}.<br />
Half of this value is deafult'''.format(lc.get_max_es_memory())
sq12 = forms.CharField(label=label, max_length=255,
min_length=1, required=True,
#initial='{}'.format(int(100) / 2),
validators=[validate_mem_gb])
key = forms.CharField(widget=forms.HiddenInput(attrs={'value':'ES_MEMORY'}))
class Step19Form(forms.Form):
lc = LocalCommand()
choices = lc.get_if_list()
initval = lc.get_if_manual_list()
label = 'Network interface(s):'
title = '''Which network interface(s) should be monitored?<br /><br />
If you allowed Setup to configure /etc/network/interfaces,
your monitor interfaces are already selected.'''
q19 = forms.MultipleChoiceField(label=label, required=True,
choices=choices,
initial=initval,
widget=forms.CheckboxSelectMultiple())
class Step24Form(forms.Form):
lc = LocalCommand()
label = 'Number of Bro processes:'
title = '''How many Bro processes would you like to run?<br /><br />
This is limited by the total number of CPU cores on your system,<br />
but you should probably choose no more than HALF
your number of CPU cores.<br /><br />
If you need to change this setting later, you can change the lb_procs variable
in /opt/bro/etc/node.cfg.'''
q24 = forms.CharField(label=label, max_length=255,
min_length=1, required=True,
initial=lc.get_cpu_count() / 2,
validators=[validate_cpu])
class NetworkConf(models.Model):
class Meta:
verbose_name = 'Interface configuration'
verbose_name_plural = 'Interfaces configuration'
lc = LocalCommand()
if_list = lc.get_if_list()
interface = models.CharField(max_length=16, verbose_name='Interface', choices=if_list)
address = models.CharField(max_length=128, verbose_name='Address', validators=[validate_ipv4_address])
netmask = models.CharField(max_length=128, verbose_name='Netmask', validators=[validate_ipv4_address])
network = models.CharField(max_length=128, verbose_name='Network', validators=[validate_ipv4_address])
broadcast = models.CharField(max_length=128, verbose_name='Broadcast', validators=[validate_ipv4_address])
gateway = models.CharField(max_length=128, verbose_name='Gateway', validators=[validate_ipv4_address])
def __str__(self):
return '{} {}/{}'.format(self.interface, self.address, self.netmask)
def save(self, *args, **kwargs):
super(NetworkConf, self).save(*args, **kwargs)
lc = LocalCommand()
data = '''# The loopback network interface
auto lo
iface lo inet loopback
'''
for i in NetworkConf.objects.all():
data += '''
# The {} network interface
auto {}
iface {} inet static
address {}
netmask {}
network {}
broadcast {}
gateway {}
'''.format(i.interface, i.interface, i.interface,
i.address, i.netmask, i.network, i.broadcast, i.gateway)
lc.write(data, '/tmp/_interfaces_test')
def validate_cpu(value):
lc = LocalCommand()
cores = lc.get_cpu_count()
if not str(value).isdigit() or int(value) < 1 or int(value) > cores:
raise ValidationError('''Please use integers between
1-{}.'''.format(cores))
def validate_int_digit(value):
lc = LocalCommand()
mes = lc.get_max_es_memory()
if not str(value).isdigit() or not int(value):
raise ValidationError('''Please use integers only.''')