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re2o/topologie/views.py
2017-01-15 18:01:18 -05:00

273 lines
12 KiB
Python

# Re2o est un logiciel d'administration développé initiallement au rezometz. Il
# se veut agnostique au réseau considéré, de manière à être installable en
# quelques clics.
#
# Copyright © 2017 Gabriel Détraz
# Copyright © 2017 Goulven Kermarec
# Copyright © 2017 Augustin Lemesle
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
from django.shortcuts import render, redirect
from django.contrib import messages
from django.contrib.auth.decorators import login_required, permission_required
from django.db import IntegrityError
from django.db import transaction
from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
from reversion import revisions as reversion
from reversion.models import Version
from topologie.models import Switch, Port, Room
from topologie.forms import EditPortForm, NewSwitchForm, EditSwitchForm, AddPortForm, EditRoomForm
from users.views import form
from users.models import User
from machines.forms import AliasForm, NewMachineForm, EditMachineForm, EditInterfaceForm, AddInterfaceForm
from machines.views import free_ip, full_domain_validator, assign_ipv4
from re2o.settings import ASSO_PSEUDO, PAGINATION_NUMBER
@login_required
@permission_required('cableur')
def index(request):
switch_list = Switch.objects.order_by('location')
return render(request, 'topologie/index.html', {'switch_list': switch_list})
@login_required
@permission_required('cableur')
def history(request, object, id):
if object == 'switch':
try:
object_instance = Switch.objects.get(pk=id)
except Switch.DoesNotExist:
messages.error(request, "Switch inexistant")
return redirect("/topologie/")
elif object == 'port':
try:
object_instance = Port.objects.get(pk=id)
except Port.DoesNotExist:
messages.error(request, "Port inexistant")
return redirect("/topologie/")
elif object == 'room':
try:
object_instance = Room.objects.get(pk=id)
except Room.DoesNotExist:
messages.error(request, "Chambre inexistante")
return redirect("/topologie/")
else:
messages.error(request, "Objet inconnu")
return redirect("/topologie/")
reversions = Version.objects.get_for_object(object_instance)
paginator = Paginator(reversions, PAGINATION_NUMBER)
page = request.GET.get('page')
try:
reversions = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
reversions = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999), deliver last page of results.
reversions = paginator.page(paginator.num_pages)
return render(request, 're2o/history.html', {'reversions': reversions, 'object': object_instance})
@login_required
@permission_required('cableur')
def index_port(request, switch_id):
try:
switch = Switch.objects.get(pk=switch_id)
except Switch.DoesNotExist:
messages.error(request, u"Switch inexistant")
return redirect("/topologie/")
port_list = Port.objects.filter(switch = switch).order_by('port')
return render(request, 'topologie/index_p.html', {'port_list':port_list, 'id_switch':switch_id, 'nom_switch':switch})
@login_required
@permission_required('cableur')
def index_room(request):
room_list = Room.objects.order_by('name')
return render(request, 'topologie/index_room.html', {'room_list': room_list})
@login_required
@permission_required('infra')
def new_port(request, switch_id):
try:
switch = Switch.objects.get(pk=switch_id)
except Switch.DoesNotExist:
messages.error(request, u"Switch inexistant")
return redirect("/topologie/")
port = AddPortForm(request.POST or None)
if port.is_valid():
port = port.save(commit=False)
port.switch = switch
try:
with transaction.atomic(), reversion.create_revision():
port.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
messages.success(request, "Port ajouté")
except IntegrityError:
messages.error(request,"Ce port existe déjà" )
return redirect("/topologie/switch/" + switch_id)
return form({'topoform':port}, 'topologie/topo.html', request)
@login_required
@permission_required('infra')
def edit_port(request, port_id):
try:
port_object = Port.objects.get(pk=port_id)
except Port.DoesNotExist:
messages.error(request, u"Port inexistant")
return redirect("/topologie/")
port = EditPortForm(request.POST or None, instance=port_object)
if port.is_valid():
with transaction.atomic(), reversion.create_revision():
port.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in port.changed_data))
messages.success(request, "Le port a bien été modifié")
return redirect("/topologie/switch/" + str(port_object.switch.id))
return form({'topoform':port}, 'topologie/topo.html', request)
@login_required
@permission_required('infra')
def new_switch(request):
switch = NewSwitchForm(request.POST or None)
machine = NewMachineForm(request.POST or None)
interface = AddInterfaceForm(request.POST or None, infra=request.user.has_perms(('infra',)))
domain = AliasForm(request.POST or None, infra=request.user.has_perms(('infra',)))
if switch.is_valid() and machine.is_valid() and interface.is_valid():
try:
user = User.objects.get(pseudo=ASSO_PSEUDO)
except User.DoesNotExist:
messages.error(request, "L'user %s n'existe pas encore, veuillez le créer" % ASSO_PSEUDO)
return redirect("/topologie/")
new_machine = machine.save(commit=False)
new_machine.user = user
new_interface = interface.save(commit=False)
new_switch = switch.save(commit=False)
new_domain = domain.save(commit=False)
if full_domain_validator(request, new_domain):
with transaction.atomic(), reversion.create_revision():
new_machine.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
new_interface.machine = new_machine
if free_ip(new_interface.type.ip_type) and not new_interface.ipv4:
new_interface = assign_ipv4(new_interface)
elif not new_interface.ipv4:
messages.error(request, "Il n'y a plus d'ip disponibles")
with transaction.atomic(), reversion.create_revision():
new_interface.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
new_domain.interface_parent = new_interface
with transaction.atomic(), reversion.create_revision():
new_domain.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
new_switch.switch_interface = new_interface
with transaction.atomic(), reversion.create_revision():
new_switch.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
messages.success(request, "Le switch a été crée")
return redirect("/topologie/")
return form({'topoform':switch, 'machineform': machine, 'interfaceform': interface, 'domainform': domain}, 'topologie/switch.html', request)
@login_required
@permission_required('infra')
def edit_switch(request, switch_id):
try:
switch = Switch.objects.get(pk=switch_id)
except Switch.DoesNotExist:
messages.error(request, u"Switch inexistant")
return redirect("/topologie/")
switch_form = EditSwitchForm(request.POST or None, instance=switch)
machine_form = EditMachineForm(request.POST or None, instance=switch.switch_interface.machine)
interface_form = EditInterfaceForm(request.POST or None, instance=switch.switch_interface)
domain_form = AliasForm(request.POST or None, infra=request.user.has_perms(('infra',)), instance=switch.switch_interface.domain)
if switch_form.is_valid() and machine_form.is_valid() and interface_form.is_valid():
new_interface = interface_form.save(commit=False)
new_machine = machine_form.save(commit=False)
new_switch = switch_form.save(commit=False)
new_domain = domain_form.save(commit=False)
if full_domain_validator(request, new_domain):
with transaction.atomic(), reversion.create_revision():
new_machine.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in machine_form.changed_data))
with transaction.atomic(), reversion.create_revision():
new_interface.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in interface_form.changed_data))
with transaction.atomic(), reversion.create_revision():
new_domain.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in domain_form.changed_data))
with transaction.atomic(), reversion.create_revision():
new_switch.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in switch_form.changed_data))
messages.success(request, "Le switch a bien été modifié")
return redirect("/topologie/")
return form({'topoform':switch_form, 'machineform': machine_form, 'interfaceform': interface_form, 'domainform': domain_form}, 'topologie/switch.html', request)
@login_required
@permission_required('infra')
def new_room(request):
room = EditRoomForm(request.POST or None)
if room.is_valid():
with transaction.atomic(), reversion.create_revision():
room.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
messages.success(request, "La chambre a été créé")
return redirect("/topologie/index_room/")
return form({'topoform':room}, 'topologie/topo.html', request)
@login_required
@permission_required('infra')
def edit_room(request, room_id):
try:
room = Room.objects.get(pk=room_id)
except Room.DoesNotExist:
messages.error(request, u"Chambre inexistante")
return redirect("/topologie/index_room/")
room = EditRoomForm(request.POST or None, instance=room)
if room.is_valid():
with transaction.atomic(), reversion.create_revision():
room.save()
reversion.set_user(request.user)
reversion.set_comment("Champs modifié(s) : %s" % ', '.join(field for field in room.changed_data))
messages.success(request, "La chambre a bien été modifiée")
return redirect("/topologie/index_room/")
return form({'topoform':room}, 'topologie/topo.html', request)
@login_required
@permission_required('infra')
def del_room(request, room_id):
try:
room = Room.objects.get(pk=room_id)
except Room.DoesNotExist:
messages.error(request, u"Chambre inexistante" )
return redirect("/topologie/index_room/")
if request.method == "POST":
with transaction.atomic(), reversion.create_revision():
room.delete()
reversion.set_user(request.user)
reversion.set_comment("Destruction")
messages.success(request, "La chambre/prise a été détruite")
return redirect("/topologie/index_room/")
return form({'objet': room, 'objet_name': 'Chambre'}, 'topologie/delete.html', request)