suricata: add SURICATA_NAME_IS_HOSTNAME option

If True, the name of the Suricata object will be equal to the
hostname. This will prevent amount of bug reports of people
that are using SELKS distribution.

The option is False by default for backward compatibility.

scirius/settings.py

@@ -112,6 +112,8 @@
 # Suricata binary
 SURICATA_BINARY = "suricata"
 
+SURICATA_NAME_IS_HOSTNAME = False
+
 # Elastic search
 
 USE_ELASTICSEARCH = True

suricata/forms.py

@@ -19,6 +19,7 @@
 """
 
 from django import forms
+from django.conf import settings
 from suricata.models import Suricata
 from rules.models import Ruleset
 from rules.forms import CommentForm
@@ -27,6 +28,8 @@ class SuricataForm(forms.ModelForm, CommentForm):
     class Meta:
         model = Suricata
         exclude = ('created_date', 'updated_date')
+        if settings.SURICATA_NAME_IS_HOSTNAME:
+            exclude = exclude + ('name', )
 
 class SuricataUpdateForm(CommentForm):
     reload = forms.BooleanField(required=False)

suricata/models.py

@@ -21,9 +21,11 @@
 from django.db import models
 from django.core.exceptions import ValidationError
 from django.utils import timezone
+from django.conf import settings
 
 # Create your models here.
 import os
+import socket
 
 from rules.models import Ruleset
 
@@ -87,6 +89,8 @@ def get_absolute_url(self):
         return reverse('suricata_index')
 
 def get_probe_hostnames(limit = 10):
+    if settings.SURICATA_NAME_IS_HOSTNAME:
+        return [ socket.gethostname() ]
     suricata = Suricata.objects.all()
     if suricata != None:
         return [ suricata[0].name ]

suricata/views.py

@@ -19,6 +19,7 @@
 """
 
 from time import time
+import socket
 
 from django.shortcuts import render, redirect
 from django.db import IntegrityError
@@ -53,6 +54,8 @@ def get_suri():
 def index(request, error = None):
     # try to get suricata from db
     suri = get_suri()
+    if settings.SURICATA_NAME_IS_HOSTNAME:
+        suri.name = socket.gethostname()
 
     if suri:
         context = {'suricata': suri}