summaryrefslogtreecommitdiffstats
path: root/newton/newton/requests/views/subnet.py
blob: 44f84202c0dc5b1bd0a905d37d43679fa7c37bfb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
# Copyright (c) 2017 Wind River Systems, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import json

from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView

from newton.pub.exceptions import VimDriverNewtonException

from util import VimDriverUtils

logger = logging.getLogger(__name__)


class Subnets(APIView):
    service = {'service_type': 'network',
               'interface': 'public',
               'region_name': 'RegionOne'}
    keys_mapping = [
        ("project_id", "tenantId"),
        ("network_id", "networkId"),
        ("ip_version", "ipVersion"),
        ("enable_dhcp", "enableDhcp"),
        ("gateway_ip", "gatewayIp"),
        ("dns_nameservers", "dnsNameservers"),
        ("host_routes", "hostRoutes"),
        ("allocation_pools", "allocationPools"),
    ]

    def get(self, request, vimid="", tenantid="", subnetid=""):
        logger.debug("Subnets--get::> %s" % request.data)
        try:
            # prepare request resource to vim instance
            content, status_code = self.get_subnets(request, vimid, tenantid, subnetid)
            return Response(data=content, status=status_code)
        except VimDriverNewtonException as e:
            return Response(data={'error': e.content}, status=e.status_code)
        except Exception as e:
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)

    def get_subnets(self, request, vimid="", tenantid="", subnetid=""):
        logger.debug("Subnets--get_subnets::> %s" % subnetid)

        # prepare request resource to vim instance
        req_resouce = "v2.0/subnets"
        if subnetid:
            req_resouce += "/%s" % subnetid

        query = VimDriverUtils.get_query_part(request)
        if query:
            req_resouce += "?%s" % query

        vim = VimDriverUtils.get_vim_info(vimid)
        sess = VimDriverUtils.get_session(vim, tenantid)
        resp = sess.get(req_resouce, endpoint_filter=self.service)
        content = resp.json()
        vim_dict = {
            "vimName": vim["name"],
            "vimId": vim["vimId"],
            "tenantId": tenantid,
        }
        content.update(vim_dict)

        if not subnetid:
            # convert the key naming in subnets
            for subnet in content["subnets"]:
                VimDriverUtils.replace_key_by_mapping(subnet,
                                                      self.keys_mapping)
        else:
            # convert the key naming in the subnet specified by id
            old_subnet = content["subnet"]
            content.pop("subnet", None)
            VimDriverUtils.replace_key_by_mapping(old_subnet,
                                                  self.keys_mapping)
            content.update(old_subnet)

        return content, resp.status_code

    def post(self, request, vimid="", tenantid="", subnetid=""):
        logger.debug("Subnets--post::> %s" % request.data)
        try:
            #check if created already: check name
            content, status_code = self.get_subnets(request, vimid, tenantid)
            existed = False
            if status_code == 200:
                for subnet in content["subnets"]:
                    if subnet["name"] == request.data["name"]:
                        existed = True
                        break
                    pass
                if existed == True:
                    vim_dict = {
                        "returnCode": 0,
                    }
                    subnet.update(vim_dict)
                    return Response(data=subnet, status=status_code)

            # prepare request resource to vim instance
            req_resouce = "v2.0/subnets"

            vim = VimDriverUtils.get_vim_info(vimid)
            sess = VimDriverUtils.get_session(vim, tenantid)
            subnet = request.data
            VimDriverUtils.replace_key_by_mapping(subnet,
                                                  self.keys_mapping, True)
            req_body = json.JSONEncoder().encode({"subnet": subnet})
            resp = sess.post(req_resouce, data=req_body,
                             endpoint_filter=self.service)
            resp_body = resp.json()["subnet"]
            VimDriverUtils.replace_key_by_mapping(resp_body, self.keys_mapping)
            vim_dict = {
                "vimName": vim["name"],
                "vimId": vim["vimId"],
                "tenantId": tenantid,
                "returnCode": 1,
            }
            resp_body.update(vim_dict)
            return Response(data=resp_body, status=resp.status_code)
        except VimDriverNewtonException as e:
            return Response(data={'error': e.content}, status=e.status_code)
        except Exception as e:
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)
        pass

    def delete(self, request, vimid="", tenantid="", subnetid=""):
        logger.debug("Subnets--delete::> %s" % request.data)
        try:
            # prepare request resource to vim instance
            req_resouce = "v2.0/subnets"
            if subnetid:
                req_resouce += "/%s" % subnetid
            query = VimDriverUtils.get_query_part(request)
            if query:
                req_resouce += "?%s" % query

            vim = VimDriverUtils.get_vim_info(vimid)
            sess = VimDriverUtils.get_session(vim, tenantid)
            resp = sess.delete(req_resouce, endpoint_filter=self.service)
            return Response(status=resp.status_code)
        except VimDriverNewtonException as e:
            return Response(data={'error': e.content}, status=e.status_code)
        except Exception as e:
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)
        pass