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import os
from cloudinit.sources import DataSourceOpenNebula as ds
from cloudinit import util
from mocker import MockerTestCase
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'}
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_sh(self):
my_d = os.path.join(self.tmp, 'bad-context-sh')
os.mkdir(my_d)
with open(os.path.join(my_d, "context.sh"), "w") as fp:
fp.write('/bin/false\n')
fp.close()
self.assertRaises(ds.NonContextDiskDir, ds.read_context_disk_dir, my_d)
def test_context_sh_parser(self):
my_d = os.path.join(self.tmp, 'context-sh-parser')
populate_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_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_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_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):
devs_with_answers = {
"TYPE=iso9660": ["/dev/vdb"],
"LABEL=CDROM": ["/dev/sr0"],
"LABEL=CONTEXT": ["/dev/sdb"],
}
def my_devs_with(criteria):
return devs_with_answers[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_sh = {
'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_sh)
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_dir(seed_dir, files):
os.mkdir(seed_dir)
with open(os.path.join(seed_dir, "context.sh"), "w") as fp:
fp.write("# Context variables generated by OpenNebula\n")
for (name, content) in files.iteritems():
fp.write("%s='%s'\n" % (name.upper(), content.replace(r"'", r"'\''")))
fp.close()
# vi: ts=4 expandtab
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