aboutsummaryrefslogtreecommitdiffstats
path: root/deploy/reap.py
blob: 2155f3faa60fc3be488976be06d00b9d611d6117 (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
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
#!/usr/bin/python
###############################################################################
# Copyright (c) 2015 Ericsson AB and others.
# szilard.cserey@ericsson.com
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
###############################################################################


import time
import os
import yaml
import glob
import shutil

from common import (
    N,
    E,
    R,
    ArgParser,
    exec_cmd,
    parse,
    err,
    log,
    delete,
    commafy,
)

DEA_1 = '''
title: Deployment Environment Adapter (DEA)
# DEA API version supported
version: 1.1
created: {date}
comment: {comment}
'''

DHA_1 = '''
title: Deployment Hardware Adapter (DHA)
# DHA API version supported
version: 1.1
created: {date}
comment: {comment}

# Adapter to use for this definition
# adapter: [ipmi|libvirt]
adapter:

# Node list.
# Mandatory properties are id and role.
# All other properties are adapter specific.
# For Non-Fuel nodes controlled by:
#   - ipmi adapter you need to provide:
#       pxeMac
#       ipmiIp
#       ipmiUser
#       ipmiPass
#   - libvirt adapter you need to provide:
#       libvirtName: <whatever>
#       libvirtTemplate: [libvirt/vms/controller.xml | libvirt/vms/compute.xml]
#
# For the Fuel Node you need to provide:
#       libvirtName: <whatever>
#       libvirtTemplate: libvirt/vms/fuel.xml
#       isFuel: yes
#       username: root
#       password: r00tme
'''

DHA_2 = '''
# Adding the Fuel node as node id {node_id}
# which may not be correct - please adjust as needed.
'''

DISKS = {'fuel': '50G',
         'controller': '60G',
         'compute': '50G'}


class Reap(object):

    def __init__(self, dea_file, dha_file, comment):
        self.dea_file = dea_file
        self.dha_file = dha_file
        self.comment = comment
        self.temp_dir = None
        self.env = None
        self.env_id = None
        self.last_node = None

    def get_env(self):
        env_list = parse(exec_cmd('fuel env'))
        if len(env_list) > 1:
            err('Not exactly one environment')
        self.env = env_list[0]
        self.env_id = self.env[E['id']]

    def download_config(self, config_type):
        log('Download %s config for environment %s'
            % (config_type, self.env_id))
        exec_cmd('fuel %s --env %s --download --dir %s'
                 % (config_type, self.env_id, self.temp_dir))

    def download_node_config(self, nodeid):
        log('Download node %s config for environment %s to %s'
            % (nodeid, self.env_id,self.temp_dir))
        exec_cmd('fuel deployment --node-id %s --env %s  --default --dir %s'
                 % (nodeid, self.env_id, self.temp_dir))

    def write(self, file, text, newline=True):
        mode = 'a' if os.path.isfile(file) else 'w'
        with open(file, mode) as f:
            f.write('%s%s' % (text, ('\n' if newline else '')))

    def write_yaml(self, file, data, newline=True):
        self.write(file, yaml.dump(data, default_flow_style=False).strip(),
                   newline)

    def get_node_by_id(self, node_list, node_id):
        for node in node_list:
            if node[N['id']] == node_id:
                return node

    def reap_interface(self, node_id, interfaces):
        interface, mac = self.get_interface(node_id)
        if_name = None
        if interfaces:
            if_name = self.check_dict_exists(interfaces, interface)
        if not if_name:
            if_name = 'interfaces_%s' % str(len(interfaces) + 1)
            interfaces[if_name] = interface
        return if_name, mac

    def reap_transformation(self, node_id, roles, transformations):
        main_role = 'controller' if 'controller' in roles else 'compute'
        node_file = glob.glob('%s/deployment_%s/*%s_%s.yaml'
                              % (self.temp_dir, self.env_id,
                                 main_role, node_id))
        tr_name = None
        with open(node_file[0]) as f:
            node_config = yaml.load(f)
        transformation = {'transformations':
                              node_config['network_scheme']['transformations']}
        if transformations:
            tr_name = self.check_dict_exists(transformations, transformation)
        if not tr_name:
            tr_name = 'transformations_%s' % str(len(transformations) + 1)
            transformations[tr_name] = transformation
        return tr_name

    def check_dict_exists(self, main_dict, dict):
        for key, val in main_dict.iteritems():
            if cmp(dict, val) == 0:
                return key

    def reap_nodes_interfaces_transformations(self):
        node_list = parse(exec_cmd('fuel node'))
        real_node_ids = [node[N['id']] for node in node_list]
        real_node_ids.sort()
        min_node = real_node_ids[0]
        interfaces = {}
        transformations = {}
        dea_nodes = []
        dha_nodes = []

        for real_node_id in real_node_ids:
            node_id = int(real_node_id) - int(min_node) + 1
            self.last_node = node_id
            node = self.get_node_by_id(node_list, real_node_id)
            roles = commafy(node[N['roles']])
            if not roles:
                err('Fuel Node %s has no role' % real_node_id)
            dea_node = {'id': node_id,
                        'role': roles}
            dha_node = {'id': node_id}
            if_name, mac = self.reap_interface(real_node_id, interfaces)
            log('reap transformation for node %s' % real_node_id)
            tr_name = self.reap_transformation(real_node_id, roles,
                                               transformations)
            dea_node.update(
                {'interfaces': if_name,
                 'transformations': tr_name})

            dha_node.update(
                {'pxeMac': mac if mac else None,
                 'ipmiIp': None,
                 'ipmiUser': None,
                 'ipmiPass': None,
                 'libvirtName': None,
                 'libvirtTemplate': None})

            dea_nodes.append(dea_node)
            dha_nodes.append(dha_node)

        self.write_yaml(self.dha_file, {'nodes': dha_nodes}, False)
        self.write_yaml(self.dea_file, {'nodes': dea_nodes})
        self.write_yaml(self.dea_file, interfaces)
        self.write_yaml(self.dea_file, transformations)
        self.reap_fuel_node_info()
        self.write_yaml(self.dha_file, {'disks': DISKS})

    def reap_fuel_node_info(self):
        dha_nodes = []
        dha_node = {
            'id': self.last_node + 1,
            'libvirtName': None,
            'libvirtTemplate': None,
            'isFuel': True,
            'username': 'root',
            'password': 'r00tme'}

        dha_nodes.append(dha_node)

        self.write(self.dha_file, DHA_2.format(node_id=dha_node['id']), False)
        self.write_yaml(self.dha_file, dha_nodes)

    def reap_environment_info(self):
        network_file = ('%s/network_%s.yaml'
                        % (self.temp_dir, self.env_id))
        network = self.read_yaml(network_file)

        # ha_compact not understood by Fuel when deploying...OD
        if self.env[E['mode']] == 'ha_compact':
            self.env[E['mode']] = 'ha'

        env = {'environment':
                   {'name': self.env[E['name']],
                    'mode': self.env[E['mode']],
                    'net_segment_type':
                        network['networking_parameters']['segmentation_type']}}
        self.write_yaml(self.dea_file, env)
        wanted_release = None
        rel_list = parse(exec_cmd('fuel release'))
        for rel in rel_list:
            if rel[R['id']] == self.env[E['release_id']]:
                wanted_release = rel[R['name']]
        self.write_yaml(self.dea_file, {'wanted_release': wanted_release})

    def reap_fuel_settings(self):
        data = self.read_yaml('/etc/fuel/astute.yaml')
        fuel = {}
        del data['ADMIN_NETWORK']['mac']
        del data['ADMIN_NETWORK']['interface']
        for key in ['ADMIN_NETWORK', 'HOSTNAME', 'DNS_DOMAIN', 'DNS_SEARCH',
                    'DNS_UPSTREAM', 'NTP1', 'NTP2', 'NTP3', 'FUEL_ACCESS']:
            fuel[key] = data[key]
        for key in fuel['ADMIN_NETWORK'].keys():
            if key not in ['ipaddress', 'netmask',
                           'dhcp_pool_start', 'dhcp_pool_end']:
                del fuel['ADMIN_NETWORK'][key]
        self.write_yaml(self.dea_file, {'fuel': fuel})

    def reap_network_settings(self):
        network_file = ('%s/network_%s.yaml'
                        % (self.temp_dir, self.env_id))
        data = self.read_yaml(network_file)
        network = {}
        network['networking_parameters'] = data['networking_parameters']
        network['networks'] = data['networks']
        for net in network['networks']:
            del net['id']
            del net['group_id']
        self.write_yaml(self.dea_file, {'network': network})

    def reap_settings(self):
        settings_file = '%s/settings_%s.yaml' % (self.temp_dir, self.env_id)
        settings = self.read_yaml(settings_file)
        self.write_yaml(self.dea_file, {'settings': settings})

    def get_interface(self, real_node_id):
        exec_cmd('fuel node --node-id %s --network --download --dir %s'
                 % (real_node_id, self.temp_dir))
        interface_file = ('%s/node_%s/interfaces.yaml'
                          % (self.temp_dir, real_node_id))
        interfaces = self.read_yaml(interface_file)
        interface_config = {}
        pxe_mac = None
        for interface in interfaces:
            networks = []
            for network in interface['assigned_networks']:
                networks.append(network['name'])
                if network['name'] == 'fuelweb_admin':
                    pxe_mac = interface['mac']
            if networks:
                interface_config[interface['name']] = networks
        return interface_config, pxe_mac

    def read_yaml(self, yaml_file):
        with open(yaml_file) as f:
            data = yaml.load(f)
            return data

    def intro(self):
        delete(self.dea_file)
        delete(self.dha_file)
        self.temp_dir = exec_cmd('mktemp -d')
        date = time.strftime('%c')
        self.write(self.dea_file,
                   DEA_1.format(date=date, comment=self.comment), False)
        self.write(self.dha_file,
                   DHA_1.format(date=date, comment=self.comment))
        self.get_env()

        # Need to download deployment with explicit node ids
        node_list = parse(exec_cmd('fuel node'))
        real_node_ids = [node[N['id']] for node in node_list]
        real_node_ids.sort()
        self.download_node_config(','.join(real_node_ids))

        self.download_config('settings')
        self.download_config('network')

    def finale(self):
        log('DEA file is available at %s' % self.dea_file)
        log('DHA file is available at %s (this is just a template)'
            % self.dha_file)
        shutil.rmtree(self.temp_dir)

    def reap(self):
        self.intro()
        self.reap_environment_info()
        self.reap_nodes_interfaces_transformations()
        self.reap_fuel_settings()
        self.reap_network_settings()
        self.reap_settings()
        self.finale()


def usage():
    print '''
    Usage:
    python reap.py <dea_file> <dha_file> <comment>
    '''


def parse_arguments():
    parser = ArgParser(prog='python %s' % __file__)
    parser.add_argument('dea_file', nargs='?', action='store',
                        default='dea.yaml',
                        help='Deployment Environment Adapter: dea.yaml')
    parser.add_argument('dha_file', nargs='?', action='store',
                        default='dha.yaml',
                        help='Deployment Hardware Adapter: dha.yaml')
    parser.add_argument('comment', nargs='?', action='store', help='Comment')
    args = parser.parse_args()
    return (args.dea_file, args.dha_file, args.comment)


def main():
    dea_file, dha_file, comment = parse_arguments()

    r = Reap(dea_file, dha_file, comment)
    r.reap()


if __name__ == '__main__':
    main()