Scott Baker | 31acc65 | 2016-06-23 15:47:56 -0700 | [diff] [blame] | 1 | from rest_framework.decorators import api_view |
| 2 | from rest_framework.response import Response |
| 3 | from rest_framework.reverse import reverse |
| 4 | from rest_framework import serializers |
| 5 | from rest_framework import generics |
| 6 | from rest_framework import status |
| 7 | from core.models import * |
| 8 | from django.forms import widgets |
| 9 | from xos.apibase import XOSListCreateAPIView, XOSRetrieveUpdateDestroyAPIView, XOSPermissionDenied |
| 10 | from api.xosapi_helpers import PlusModelSerializer, XOSViewSet, ReadOnlyField |
| 11 | |
Srikanth Vavilapalli | d84b7b7 | 2016-06-28 00:19:07 +0000 | [diff] [blame] | 12 | from services.monitoring.models import MonitoringChannel, CeilometerService |
Scott Baker | 31acc65 | 2016-06-23 15:47:56 -0700 | [diff] [blame] | 13 | |
| 14 | def get_default_ceilometer_service(): |
| 15 | ceilometer_services = CeilometerService.get_service_objects().all() |
| 16 | if ceilometer_services: |
| 17 | return ceilometer_services[0].id |
| 18 | return None |
| 19 | |
| 20 | class MonitoringChannelForAPI(MonitoringChannel): |
| 21 | class Meta: |
| 22 | proxy = True |
| 23 | app_label = "ceilometer" |
| 24 | |
| 25 | @property |
| 26 | def related(self): |
| 27 | related = {} |
| 28 | if self.creator: |
| 29 | related["creator"] = self.creator.username |
| 30 | if self.instance: |
| 31 | related["instance_id"] = self.instance.id |
| 32 | related["instance_name"] = self.instance.name |
| 33 | if self.instance.node: |
| 34 | related["compute_node_name"] = self.instance.node.name |
| 35 | return related |
| 36 | |
| 37 | class MonitoringChannelSerializer(PlusModelSerializer): |
| 38 | id = ReadOnlyField() |
Srikanth Vavilapalli | 1dfc9c8 | 2016-12-20 02:58:32 +0000 | [diff] [blame] | 39 | backend_status = ReadOnlyField() |
Scott Baker | 31acc65 | 2016-06-23 15:47:56 -0700 | [diff] [blame] | 40 | service_specific_attribute = ReadOnlyField() |
| 41 | ceilometer_url = ReadOnlyField() |
Srikanth Vavilapalli | 71aa28d | 2017-01-31 00:43:13 +0000 | [diff] [blame^] | 42 | ceilometer_ssh_proxy_url = ReadOnlyField() |
| 43 | kafka_url = ReadOnlyField() |
Scott Baker | 31acc65 | 2016-06-23 15:47:56 -0700 | [diff] [blame] | 44 | tenant_list_str = ReadOnlyField() |
| 45 | #creator = ReadOnlyField() |
| 46 | #instance = ReadOnlyField() |
| 47 | provider_service = serializers.PrimaryKeyRelatedField(queryset=CeilometerService.get_service_objects().all(), default=get_default_ceilometer_service) |
| 48 | |
| 49 | humanReadableName = serializers.SerializerMethodField("getHumanReadableName") |
| 50 | related = serializers.DictField(required=False) |
| 51 | |
| 52 | #computeNodeName = serializers.SerializerMethodField("getComputeNodeName") |
| 53 | |
| 54 | class Meta: |
| 55 | model = MonitoringChannelForAPI |
Srikanth Vavilapalli | 71aa28d | 2017-01-31 00:43:13 +0000 | [diff] [blame^] | 56 | fields = ('humanReadableName', 'id', 'backend_status', 'provider_service', 'service_specific_attribute', 'ceilometer_url', 'ceilometer_ssh_proxy_url', 'kafka_url', 'tenant_list_str', 'related' ) |
Scott Baker | 31acc65 | 2016-06-23 15:47:56 -0700 | [diff] [blame] | 57 | |
| 58 | def getHumanReadableName(self, obj): |
| 59 | return obj.__unicode__() |
| 60 | |
| 61 | #def getComputeNodeName(self, obj): |
| 62 | # instance = obj.instance |
| 63 | # if not instance: |
| 64 | # return None |
| 65 | # return instance.node.name |
| 66 | |
| 67 | class MonitoringChannelSet(XOSViewSet): |
| 68 | base_name = "monitoringchannel" |
| 69 | method_name = "monitoringchannel" |
| 70 | method_kind = "viewset" |
| 71 | queryset = MonitoringChannelForAPI.get_tenant_objects().all() |
| 72 | serializer_class = MonitoringChannelSerializer |
| 73 | |
| 74 | def get_queryset(self): |
| 75 | queryset = MonitoringChannelForAPI.get_tenant_objects().all() |
| 76 | |
| 77 | current_user = self.request.user.username |
| 78 | if current_user is not None: |
| 79 | ids = [x.id for x in queryset if x.creator.username==current_user] |
| 80 | queryset = queryset.filter(id__in=ids) |
| 81 | |
| 82 | return queryset |
| 83 | |
| 84 | def create(self, request): |
| 85 | current_user = request.user.username |
| 86 | existing_obj = None |
| 87 | for obj in MonitoringChannelForAPI.get_tenant_objects().all(): |
| 88 | if (obj.creator.username == current_user): |
| 89 | existing_obj = obj |
| 90 | break |
| 91 | |
| 92 | if existing_obj: |
| 93 | serializer = MonitoringChannelSerializer(existing_obj) |
| 94 | headers = self.get_success_headers(serializer.data) |
| 95 | return Response( serializer.data, status=status.HTTP_200_OK ) |
| 96 | |
| 97 | return super(MonitoringChannelSet, self).create(request) |