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re2o/topologie/views.py

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# 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
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from django.contrib.auth.decorators import login_required, permission_required
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from django.db import IntegrityError
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from django.db import transaction
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from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
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from reversion import revisions as reversion
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from reversion.models import Version
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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
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from machines.forms import AliasForm, NewMachineForm, EditMachineForm, EditInterfaceForm, AddInterfaceForm
from preferences.models import AssoOption, GeneralOption
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@login_required
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@permission_required('cableur')
def index(request):
switch_list = Switch.objects.order_by('location').select_related('switch_interface__domain__extension').select_related('switch_interface__ipv4').select_related('switch_interface__domain')
return render(request, 'topologie/index.html', {'switch_list': switch_list})
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@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/")
options, created = GeneralOption.objects.get_or_create()
pagination_number = options.pagination_number
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reversions = Version.objects.get_for_object(object_instance)
paginator = Paginator(reversions, pagination_number)
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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)
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return render(request, 're2o/history.html', {'reversions': reversions, 'object': object_instance})
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@login_required
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@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).select_related('room').select_related('machine_interface__domain__extension').select_related('related').select_related('switch').order_by('port')
return render(request, 'topologie/index_p.html', {'port_list':port_list, 'id_switch':switch_id, 'nom_switch':switch})
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@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})
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@login_required
@permission_required('infra')
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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:
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with transaction.atomic(), reversion.create_revision():
port.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
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messages.success(request, "Port ajouté")
except IntegrityError:
messages.error(request,"Ce port existe déjà" )
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return redirect("/topologie/switch/" + switch_id)
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return form({'topoform':port}, 'topologie/topo.html', request)
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@login_required
@permission_required('infra')
def edit_port(request, port_id):
try:
port_object = Port.objects.select_related('switch__switch_interface__domain__extension').select_related('machine_interface__domain__extension').select_related('machine_interface__switch').select_related('room').select_related('related').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():
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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))
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return form({'topoform':port}, 'topologie/topo.html', request)
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@login_required
@permission_required('infra')
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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',)))
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domain = AliasForm(request.POST or None, infra=request.user.has_perms(('infra',)))
if switch.is_valid() and machine.is_valid() and interface.is_valid():
options, created = AssoOption.objects.get_or_create()
user = options.utilisateur_asso
if not user:
messages.error(request, "L'user association n'existe pas encore, veuillez le créer ou le linker dans preferences")
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)
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new_domain = domain.save(commit=False)
with transaction.atomic(), reversion.create_revision():
new_machine.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
new_interface.machine = new_machine
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/")
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return form({'topoform':switch, 'machineform': machine, 'interfaceform': interface, 'domainform': domain}, 'topologie/switch.html', request)
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@login_required
@permission_required('infra')
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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/")
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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)
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domain_form = AliasForm(request.POST or None, infra=request.user.has_perms(('infra',)), instance=switch.switch_interface.domain)
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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)
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new_domain = domain_form.save(commit=False)
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/")
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return form({'topoform':switch_form, 'machineform': machine_form, 'interfaceform': interface_form, 'domainform': domain_form}, 'topologie/switch.html', request)
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@login_required
@permission_required('infra')
def new_room(request):
room = EditRoomForm(request.POST or None)
if room.is_valid():
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with transaction.atomic(), reversion.create_revision():
room.save()
reversion.set_user(request.user)
reversion.set_comment("Création")
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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():
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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))
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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":
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with transaction.atomic(), reversion.create_revision():
room.delete()
reversion.set_user(request.user)
reversion.set_comment("Destruction")
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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)