aboutsummaryrefslogtreecommitdiffstats
path: root/test/vcpe/preload.py
blob: f4aafbe8eb61f76cbd1dde43b363f346204a629f (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
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
#! /usr/bin/python

import requests
import json
import sys
from datetime import datetime
from vcpecommon import *
import csar_parser
import logging
import base64


class Preload:
    def __init__(self, vcpecommon):
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        self.vcpecommon = vcpecommon

    def replace(self, sz, replace_dict):
        for old_string, new_string in replace_dict.items():
            sz = sz.replace(old_string, new_string)
        if self.vcpecommon.template_variable_symbol in sz:
            self.logger.error('Error! Cannot find a value to replace ' + sz)
        return sz

    def generate_json(self, template_file, replace_dict):
        with open(template_file) as json_input:
            json_data = json.load(json_input)
            stk = [json_data]
            while len(stk) > 0:
                data = stk.pop()
                for k, v in data.items():
                    if type(v) is dict:
                        stk.append(v)
                    elif type(v) is list:
                        stk.extend(v)
                    elif type(v) is str or type(v) is unicode:
                        if self.vcpecommon.template_variable_symbol in v:
                            data[k] = self.replace(v, replace_dict)
                    else:
                        self.logger.warning('Unexpected line in template: %s. Look for value %s', template_file, v)
        return json_data

    def reset_sniro(self):
        self.logger.debug('Clearing SNIRO data')
        r = requests.post(self.vcpecommon.sniro_url + '/reset', headers=self.vcpecommon.sniro_headers)
        if 2 != r.status_code / 100:
            self.logger.debug(r.content)
            self.logger.error('Clearing SNIRO date failed.')
            sys.exit()

    def preload_sniro(self, template_sniro_data, template_sniro_request, tunnelxconn_ar_name, vgw_name, vbrg_ar_name,
                      vgmux_svc_instance_uuid, vbrg_svc_instance_uuid):
        self.reset_sniro()
        self.logger.info('Preloading SNIRO for homing service')
        replace_dict = {'${tunnelxconn_ar_name}': tunnelxconn_ar_name,
                        '${vgw_name}': vgw_name,
                        '${brg_ar_name}': vbrg_ar_name,
                        '${vgmux_svc_instance_uuid}': vgmux_svc_instance_uuid,
                        '${vbrg_svc_instance_uuid}': vbrg_svc_instance_uuid
                        }
        sniro_data = self.generate_json(template_sniro_data, replace_dict)
        self.logger.debug('SNIRO data:')
        self.logger.debug(json.dumps(sniro_data, indent=4, sort_keys=True))

        base64_sniro_data = base64.b64encode(json.dumps(sniro_data))
        self.logger.debug('SNIRO data: 64')
        self.logger.debug(base64_sniro_data)
        replace_dict = {'${base64_sniro_data}': base64_sniro_data, '${sniro_ip}': self.vcpecommon.hosts['robot']}
        sniro_request = self.generate_json(template_sniro_request, replace_dict)
        self.logger.debug('SNIRO request:')
        self.logger.debug(json.dumps(sniro_request, indent=4, sort_keys=True))

        r = requests.post(self.vcpecommon.sniro_url, headers=self.vcpecommon.sniro_headers, json=sniro_request)
        if 2 != r.status_code / 100:
            response = r.json()
            self.logger.debug(json.dumps(response, indent=4, sort_keys=True))
            self.logger.error('SNIRO preloading failed.')
            sys.exit()

        return True

    def preload_network(self, template_file, network_role, subnet_start_ip, subnet_gateway, common_dict, name_suffix):
        """
        :param template_file:
        :param network_role: cpe_signal, cpe_public, brg_bng, bng_mux, mux_gw
        :param subnet_start_ip:
        :param subnet_gateway:
        :param name_suffix: e.g. '201711201311'
        :return:
        """
        network_name = '_'.join([self.vcpecommon.instance_name_prefix['network'], network_role.lower(), name_suffix])
        subnet_name = self.vcpecommon.network_name_to_subnet_name(network_name)
        common_dict['${' + network_role+'_net}'] = network_name
        common_dict['${' + network_role+'_subnet}'] = subnet_name
        replace_dict = {'${network_role}': network_role,
                        '${service_type}': 'vCPE',
                        '${network_type}': 'Generic NeutronNet',
                        '${network_name}': network_name,
                        '${subnet_start_ip}': subnet_start_ip,
                        '${subnet_gateway}': subnet_gateway
                        }
        self.logger.info('Preloading network ' + network_role)
        return self.preload(template_file, replace_dict, self.vcpecommon.sdnc_preload_network_url)

    def preload(self, template_file, replace_dict, url):
        json_data = self.generate_json(template_file, replace_dict)
        self.logger.debug(json.dumps(json_data, indent=4, sort_keys=True))
        r = requests.post(url, headers=self.vcpecommon.sdnc_headers, auth=self.vcpecommon.sdnc_userpass, json=json_data)
        response = r.json()
        if int(response.get('output', {}).get('response-code', 0)) != 200:
            self.logger.debug(json.dumps(response, indent=4, sort_keys=True))
            self.logger.error('Preloading failed.')
            return False
        return True

    def preload_vgw(self, template_file, brg_mac, commont_dict, name_suffix):
        replace_dict = {'${brg_mac}': brg_mac,
                        '${suffix}': name_suffix
                        }
        replace_dict.update(commont_dict)
        self.logger.info('Preloading vGW')
        return self.preload(template_file, replace_dict, self.vcpecommon.sdnc_preload_vnf_url)

    def preload_vgw_gra(self, template_file, brg_mac, commont_dict, name_suffix, vgw_vfmod_name_index):
        replace_dict = {'${brg_mac}': brg_mac,
                        '${suffix}': name_suffix,
                        '${vgw_vfmod_name_index}': vgw_vfmod_name_index
                        }
        replace_dict.update(commont_dict)
        self.logger.info('Preloading vGW-GRA')
        return self.preload(template_file, replace_dict, self.vcpecommon.sdnc_preload_gra_url)

    def preload_vfmodule(self, template_file, service_instance_id, vnf_model, vfmodule_model, common_dict, name_suffix):
        """
        :param template_file:
        :param service_instance_id:
        :param vnf_model:  parsing results from csar_parser
        :param vfmodule_model:  parsing results from csar_parser
        :param common_dict:
        :param name_suffix:
        :return:
        """

        # examples:
        # vfmodule_model['modelCustomizationName']: "Vspinfra111601..base_vcpe_infra..module-0",
        # vnf_model['modelCustomizationName']: "vspinfra111601 0",

        vfmodule_name = '_'.join([self.vcpecommon.instance_name_prefix['vfmodule'],
                                  vfmodule_model['modelCustomizationName'].split('..')[0].lower(), name_suffix])

        # vnf_type and generic_vnf_type are identical
        replace_dict = {'${vnf_type}': vfmodule_model['modelCustomizationName'],
                        '${generic_vnf_type}': vfmodule_model['modelCustomizationName'],
                        '${service_type}': service_instance_id,
                        '${generic_vnf_name}': vnf_model['modelCustomizationName'],
                        '${vnf_name}': vfmodule_name,
                        '${mr_ip_addr}': self.vcpecommon.mr_ip_addr,
                        '${mr_ip_port}': self.vcpecommon.mr_ip_port,
                        '${sdnc_oam_ip}': self.vcpecommon.sdnc_oam_ip,
                        '${suffix}': name_suffix}
        replace_dict.update(common_dict)
        self.logger.info('Preloading VF Module ' + vfmodule_name)
        return self.preload(template_file, replace_dict, self.vcpecommon.sdnc_preload_vnf_url)

    def preload_all_networks(self, template_file, name_suffix):
        common_dict = {'${' + k + '}': v for k, v in self.vcpecommon.common_preload_config.items()}
        for network, v in self.vcpecommon.preload_network_config.items():
            subnet_start_ip, subnet_gateway_ip = v
            if not self.preload_network(template_file, network, subnet_start_ip, subnet_gateway_ip,
                                        common_dict, name_suffix):
                return None
        return common_dict

    def test(self):
        # this is for testing purpose
        name_suffix = datetime.now().strftime('%Y%m%d%H%M')
        vcpecommon = VcpeCommon()
        preloader = Preload(vcpecommon)

        network_dict = {'${' + k + '}': v for k, v in self.vcpecommon.common_preload_config.items()}
        template_file = 'preload_templates/template.network.json'
        for k, v in self.vcpecommon.preload_network_config.items():
            if not preloader.preload_network(template_file, k, v[0], v[1], network_dict, name_suffix):
                break

        print('---------------------------------------------------------------')
        print('Network related replacement dictionary:')
        print(json.dumps(network_dict, indent=4, sort_keys=True))
        print('---------------------------------------------------------------')

        keys = ['infra', 'bng', 'gmux', 'brg']
        for key in keys:
            csar_file = self.vcpecommon.find_file(key, 'csar', 'csar')
            template_file = self.vcpecommon.find_file(key, 'json', 'preload_templates')
            if csar_file and template_file:
                parser = csar_parser.CsarParser()
                parser.parse_csar(csar_file)
                service_instance_id = 'test112233'
                preloader.preload_vfmodule(template_file, service_instance_id, parser.vnf_models[0],
                                           parser.vfmodule_models[0], network_dict, name_suffix)

    def test_sniro(self):
        template_sniro_data = self.vcpecommon.find_file('sniro_data', 'json', 'preload_templates')
        template_sniro_request = self.vcpecommon.find_file('sniro_request', 'json', 'preload_templates')

        vcperescust_csar = self.vcpecommon.find_file('rescust', 'csar', 'csar')
        parser = csar_parser.CsarParser()
        parser.parse_csar(vcperescust_csar)
        tunnelxconn_ar_name = None
        brg_ar_name = None
        vgw_name = None
        for model in parser.vnf_models:
            if 'tunnel' in model['modelCustomizationName']:
                tunnelxconn_ar_name = model['modelCustomizationName']
            elif 'brg' in model['modelCustomizationName']:
                brg_ar_name = model['modelCustomizationName']
            elif 'vgw' in model['modelCustomizationName']:
                vgw_name = model['modelCustomizationName']

        if not (tunnelxconn_ar_name and brg_ar_name and vgw_name):
            self.logger.error('Cannot find all names from %s.', vcperescust_csar)
            sys.exit()

        vgmux_svc_instance_uuid = '88888888888888'
        vbrg_svc_instance_uuid = '999999999999999'

        self.preload_sniro(template_sniro_data, template_sniro_request, tunnelxconn_ar_name, vgw_name, brg_ar_name,
                           vgmux_svc_instance_uuid, vbrg_svc_instance_uuid)