summaryrefslogtreecommitdiff
path: root/tests/unittests/test_datasource/test_opennebula.py
blob: f544e145edd409ba4c8fd85c81664948094a519c (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
from cloudinit.sources import DataSourceOpenNebula as ds
from cloudinit import util
from mocker import MockerTestCase
from tests.unittests.helpers import populate_dir

import os

TEST_VARS = {
    'VAR1': 'single',
    'VAR2': 'double word',
    'VAR3': 'multi\nline\n',
    'VAR4': "'single'",
    'VAR5': "'double word'",
    'VAR6': "'multi\nline\n'",
    'VAR7': 'single\\t',
    'VAR8': 'double\\tword',
    'VAR9': 'multi\\t\nline\n',
    'VAR10': '\\',  # expect \
    'VAR11': '\'',  # expect '
    'VAR12': '$',   # expect $
}

USER_DATA = '#cloud-config\napt_upgrade: true'
SSH_KEY = 'ssh-rsa AAAAB3NzaC1....sIkJhq8wdX+4I3A4cYbYP ubuntu@server-460-%i'
HOSTNAME = 'foo.example.com'
PUBLIC_IP = '10.0.0.3'

CMD_IP_OUT = '''\
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 02:00:0a:12:01:01 brd ff:ff:ff:ff:ff:ff
'''


class TestOpenNebulaDataSource(MockerTestCase):

    def setUp(self):
        super(TestOpenNebulaDataSource, self).setUp()
        self.tmp = self.makeDir()

    def test_seed_dir_non_contextdisk(self):
        my_d = os.path.join(self.tmp, 'non-contextdisk')
        self.assertRaises(ds.NonContextDiskDir, ds.read_context_disk_dir, my_d)

    def test_seed_dir_bad_context(self):
        my_d = os.path.join(self.tmp, 'bad-context')
        os.mkdir(my_d)
        open(os.path.join(my_d, "context.sh"), "w").close()
        self.assertRaises(ds.NonContextDiskDir, ds.read_context_disk_dir, my_d)

    def test_context_parser(self):
        my_d = os.path.join(self.tmp, 'context-parser')
        populate_context_dir(my_d, TEST_VARS)
        results = ds.read_context_disk_dir(my_d)

        self.assertTrue('metadata' in results)
        self.assertEqual(TEST_VARS, results['metadata'])

    def test_ssh_key(self):
        public_keys = ['first key', 'second key']
        for c in range(4):
            for k in ('SSH_KEY', 'SSH_PUBLIC_KEY'):
                my_d = os.path.join(self.tmp, "%s-%i" % (k, c))
                populate_context_dir(my_d, {k: '\n'.join(public_keys)})
                results = ds.read_context_disk_dir(my_d)

                self.assertTrue('metadata' in results)
                self.assertTrue('public-keys' in results['metadata'])
                self.assertEqual(public_keys,
                                 results['metadata']['public-keys'])

            public_keys.append(SSH_KEY % (c + 1,))

    def test_user_data(self):
        for k in ('USER_DATA', 'USERDATA'):
            my_d = os.path.join(self.tmp, k)
            populate_context_dir(my_d, {k: USER_DATA})
            results = ds.read_context_disk_dir(my_d)

            self.assertTrue('userdata' in results)
            self.assertEqual(USER_DATA, results['userdata'])

    def test_hostname(self):
        for k in ('HOSTNAME', 'PUBLIC_IP', 'IP_PUBLIC', 'ETH0_IP'):
            my_d = os.path.join(self.tmp, k)
            populate_context_dir(my_d, {k: PUBLIC_IP})
            results = ds.read_context_disk_dir(my_d)

            self.assertTrue('metadata' in results)
            self.assertTrue('local-hostname' in results['metadata'])
            self.assertEqual(PUBLIC_IP, results['metadata']['local-hostname'])

    def test_find_candidates(self):
        def my_devs_with(criteria):
            return {
                "LABEL=CONTEXT": ["/dev/sdb"],
                "LABEL=CDROM": ["/dev/sr0"],
                "TYPE=iso9660": ["/dev/vdb"],
            }.get(criteria, [])

        try:
            orig_find_devs_with = util.find_devs_with
            util.find_devs_with = my_devs_with
            self.assertEqual(["/dev/sdb", "/dev/sr0", "/dev/vdb"],
                             ds.find_candidate_devs())
        finally:
            util.find_devs_with = orig_find_devs_with


class TestOpenNebulaNetwork(MockerTestCase):

    def setUp(self):
        super(TestOpenNebulaNetwork, self).setUp()

    def test_lo(self):
        net = ds.OpenNebulaNetwork('', {})
        self.assertEqual(net.gen_conf(), u'''\
auto lo
iface lo inet loopback
''')

    def test_eth0(self):
        net = ds.OpenNebulaNetwork(CMD_IP_OUT, {})
        self.assertEqual(net.gen_conf(), u'''\
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
  address 10.18.1.1
  network 10.18.1.0
  netmask 255.255.255.0
''')

    def test_eth0_override(self):
        context = {
            'DNS': '1.2.3.8',
            'ETH0_IP': '1.2.3.4',
            'ETH0_NETWORK': '1.2.3.0',
            'ETH0_MASK': '255.255.0.0',
            'ETH0_GATEWAY': '1.2.3.5',
            'ETH0_DOMAIN': 'example.com',
            'ETH0_DNS': '1.2.3.6 1.2.3.7'
        }

        net = ds.OpenNebulaNetwork(CMD_IP_OUT, context)
        self.assertEqual(net.gen_conf(), u'''\
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
  address 1.2.3.4
  network 1.2.3.0
  netmask 255.255.0.0
  gateway 1.2.3.5
  dns-search example.com
  dns-nameservers 1.2.3.8 1.2.3.6 1.2.3.7
''')


def populate_context_dir(path, variables):
    data = "# Context variables generated by OpenNebula\n"
    for (k, v) in variables.iteritems():
        data += ("%s='%s'\n" % (k.upper(), v.replace(r"'", r"'\''")))
    populate_dir(path, {'context.sh': data})

# vi: ts=4 expandtab