def pre_delete_hote(sender, **kwargs):
"""
Clean-up all traces of the router in the Database.
:param sender:
:param kwargs:
:return:
"""
# Retrieve all flux where the deleted host is present
flux_list = Flux.objects.filter(Q(hote_src=kwargs['instance']) | Q(hote_dst=kwargs['instance']))
# Remove stats from these flux
Stats.objects.filter(idflux__in=flux_list).delete()
# delete flux
flux_list.delete()
# remove rules for designated host
deployment = RulesDeployment()
deployment.remove_host([kwargs['instance']])
# Remove host from the BGP configuration
render_conf_hosts(Hote.objects.exclude(idhote=kwargs['instance'].idhote))
def post_save_hote(sender, **kwargs):
"""
Signal used for creating flux objects in the Database (for statistic purposes)
:param sender:
:param kwargs:
:return:
"""
if kwargs['created'] is True:
db_flux = list()
db_flux.append(Flux(hote_src=None, hote_dst=kwargs['instance'], type="ICMPv6"))
db_flux.append(Flux(hote_src=None, hote_dst=kwargs['instance'], type="ARP"))
for peer_dst in Hote.objects.all():
if peer_dst != kwargs['instance']:
db_flux.append(Flux(hote_src=peer_dst, hote_dst=kwargs['instance'], type="IPv4"))
db_flux.append(Flux(hote_src=kwargs['instance'], hote_dst=peer_dst, type="IPv4"))
db_flux.append(Flux(hote_src=peer_dst, hote_dst=kwargs['instance'], type="IPv6"))
db_flux.append(Flux(hote_src=kwargs['instance'], hote_dst=peer_dst, type="IPv6"))
Flux.objects.bulk_create(db_flux)
# Deploy BGP configuration with the new host
render_conf_hosts(Hote.objects.all())
def generate_routeserver_conf(modeladmin, request, queryset):
"""
Action for generating BIRD configuration files.
:param modeladmin:
:param request:
:param queryset:
:return:
"""
# remove keyboard-chair errors
if modeladmin.model is Membre:
queryset = queryset.exclude(nommembre="TouIX")
data = render_conf_members(request, queryset)
return render(request, "members_list.html", context=data)
elif modeladmin.model is Hote:
queryset = queryset.exclude(idmembre__nommembre="TouIX")
data = render_conf_hosts(request, queryset)
return render(request, "members_list.html", context=data)