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# This file is part of cloud-init. See LICENSE file for license information.
from cloudinit.config import cc_update_etc_hosts
from cloudinit import cloud
from cloudinit import distros
from cloudinit import helpers
from cloudinit import util
from tests.unittests import helpers as t_help
import logging
import os
import shutil
LOG = logging.getLogger(__name__)
class TestHostsFile(t_help.FilesystemMockingTestCase):
def setUp(self):
super(TestHostsFile, self).setUp()
self.tmp = self.tmp_dir()
def _fetch_distro(self, kind):
cls = distros.fetch(kind)
paths = helpers.Paths({})
return cls(kind, {}, paths)
def test_write_etc_hosts_suse_localhost(self):
cfg = {
'manage_etc_hosts': 'localhost',
'hostname': 'cloud-init.test.us'
}
os.makedirs('%s/etc/' % self.tmp)
hosts_content = '192.168.1.1 blah.blah.us blah\n'
fout = open('%s/etc/hosts' % self.tmp, 'w')
fout.write(hosts_content)
fout.close()
distro = self._fetch_distro('sles')
distro.hosts_fn = '%s/etc/hosts' % self.tmp
paths = helpers.Paths({})
ds = None
cc = cloud.Cloud(ds, paths, {}, distro, None)
self.patchUtils(self.tmp)
cc_update_etc_hosts.handle('test', cfg, cc, LOG, [])
contents = util.load_file('%s/etc/hosts' % self.tmp)
if '127.0.1.1\tcloud-init.test.us\tcloud-init' not in contents:
self.assertIsNone('No entry for 127.0.1.1 in etc/hosts')
if '192.168.1.1\tblah.blah.us\tblah' not in contents:
self.assertIsNone('Default etc/hosts content modified')
@t_help.skipUnlessJinja()
def test_write_etc_hosts_suse_template(self):
cfg = {
'manage_etc_hosts': 'template',
'hostname': 'cloud-init.test.us'
}
shutil.copytree('templates', '%s/etc/cloud/templates' % self.tmp)
distro = self._fetch_distro('sles')
paths = helpers.Paths({})
paths.template_tpl = '%s' % self.tmp + '/etc/cloud/templates/%s.tmpl'
ds = None
cc = cloud.Cloud(ds, paths, {}, distro, None)
self.patchUtils(self.tmp)
cc_update_etc_hosts.handle('test', cfg, cc, LOG, [])
contents = util.load_file('%s/etc/hosts' % self.tmp)
if '127.0.1.1 cloud-init.test.us cloud-init' not in contents:
self.assertIsNone('No entry for 127.0.1.1 in etc/hosts')
if '::1 cloud-init.test.us cloud-init' not in contents:
self.assertIsNone('No entry for 127.0.0.1 in etc/hosts')
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