From 7028788cf221bfd0843959d0e08ca2d76366a008 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ma=C3=ABl=20Kervella?= <kervella.mael@gmail.com>
Date: Sat, 17 Mar 2018 18:05:41 +0000
Subject: [PATCH] API: Add support for DHCP

---
 api/serializers.py | 28 +++++++++++++++++++++++++++-
 api/urls.py        |  3 +++
 api/views.py       | 26 +++++++++++++++++++++++++-
 3 files changed, 55 insertions(+), 2 deletions(-)

diff --git a/api/serializers.py b/api/serializers.py
index 2f7690d6..5cbf9438 100644
--- a/api/serializers.py
+++ b/api/serializers.py
@@ -24,7 +24,10 @@ Serializers for the API app
 
 from rest_framework import serializers
 from users.models import Club, Adherent
-from machines.models import Service_link
+from machines.models import (
+    Interface,
+    Service_link,
+)
 
 
 class ServiceLinkSerializer(serializers.ModelSerializer):
@@ -49,6 +52,29 @@ class MailingMemberSerializer(serializers.ModelSerializer):
         fields = ('email', 'name', 'surname', 'pseudo',)
 
 
+class InterfaceSerializer(serializers.ModelSerializer):
+    """Serialisation d'une interface, ipv4, domain et extension sont
+    des foreign_key, on les override et on les evalue avec des fonctions
+    get_..."""
+    ipv4 = IpListSerializer(read_only=True)
+    mac_address = serializers.SerializerMethodField('get_macaddress')
+    domain = serializers.SerializerMethodField('get_dns')
+    extension = serializers.SerializerMethodField('get_interface_extension')
+
+    class Meta:
+        model = Interface
+        fields = ('ipv4', 'mac_address', 'domain', 'extension')
+
+    def get_dns(self, obj):
+        return obj.domain.name
+
+    def get_interface_extension(self, obj):
+        return obj.domain.extension.name
+
+    def get_macaddress(self, obj):
+        return str(obj.mac_address)
+
+
 class ServicesSerializer(serializers.ModelSerializer):
     """Evaluation d'un Service, et serialisation"""
     server = serializers.SerializerMethodField('get_server_name')
diff --git a/api/urls.py b/api/urls.py
index bf76a3ee..ab8a5bed 100644
--- a/api/urls.py
+++ b/api/urls.py
@@ -35,6 +35,9 @@ urlpatterns = [
     url(r'^services/(?P<server_name>\w+)/(?P<service_name>\w+)/regen/$', views.services_server_service_regen),
     url(r'^services/(?P<server_name>\w+)/$', views.services_server),
 
+    # DHCP
+    url(r'^dhcp/mac-ip/$', views.dhcp_mac_ip),
+
     # Mailings
     url(r'^mailing/standard/$', views.mailing_standard),
     url(r'^mailing/standard/(?P<ml_name>\w+)/members/$', views.mailing_standard_ml_members),
diff --git a/api/views.py b/api/views.py
index 2dac2719..97c60824 100644
--- a/api/views.py
+++ b/api/views.py
@@ -27,7 +27,7 @@ HTML pages such as the login and index pages for a better integration.
 from django.contrib.auth.decorators import login_required, permission_required
 from django.views.decorators.csrf import csrf_exempt
 
-from re2o.utils import all_has_access
+from re2o.utils import all_has_access, all_active_assigned_interfaces
 
 from users.models import Club
 from machines.models import Service_link, Service, Interface, Domain
@@ -114,6 +114,30 @@ def services_server(request, server_name):
     return JSONSuccess(seria.data)
 
 
+@csrf_exempt
+@login_required
+@permission_required('machines.serveur')
+@accept_method(['GET'])
+def dhcp_mac_ip(request):
+    """The list of all active interfaces with all the associated infos
+    (MAC, IP, IpType, DNS name and associated zone extension)
+
+    Returns:
+        GET:
+            A JSON Success response with a field `data` containing:
+            * a list of dictionnaries (one for each interface) containing:
+              * a field `ipv4` containing:
+                * a field `ipv4`: the ip for this interface
+                * a field `ip_type`: the name of the IpType of this interface
+              * a field `mac_address`: the MAC of this interface
+              * a field `domain`: the DNS name for this interface
+              * a field `extension`: the extension for the DNS zone of this interface
+    """
+    interfaces = all_active_assigned_interfaces()
+    seria = InterfaceSerializer(interfaces, many=True)
+    return JSONSuccess(seria.data)
+
+
 @csrf_exempt
 @login_required
 @permission_required('machines.serveur')