def test_format_cloud_init_with_data(self):
"""The format cloud init creates a user-data cloud-init config file.
It can be used to pass an additional data dictionary as well for
use by the launched machine.
"""
packages = ["python-lxml"]
scripts = ["wget http://lwn.net > /tmp/out"]
repositories = ["ppa:juju/pkgs"]
output = format_cloud_init(
["zebra"],
packages=packages,
scripts=scripts,
repositories=repositories,
data={"magic": [1, 2, 3]})
lines = output.split("\n")
self.assertEqual(lines.pop(0), "#cloud-config")
config = load("\n".join(lines))
self.assertEqual(config["ssh_authorized_keys"], ["zebra"])
self.assertTrue(config["apt-update"])
self.assertTrue(config["apt-upgrade"])
formatted_repos = [dict(source=r) for r in repositories]
self.assertEqual(config["apt_sources"], formatted_repos)
self.assertEqual(config["runcmd"], scripts)
self.assertEqual(config["machine-data"]["magic"], [1, 2, 3])
def test_format_cloud_init_with_data(self):
"""The format cloud init creates a user-data cloud-init config file.
It can be used to pass an additional data dictionary as well for
use by the launched machine.
"""
packages = ["python-lxml"]
scripts = ["wget http://lwn.net > /tmp/out"]
repositories = ["ppa:juju/pkgs"]
output = format_cloud_init(["zebra"],
packages=packages,
scripts=scripts,
repositories=repositories,
data={"magic": [1, 2, 3]})
lines = output.split("\n")
self.assertEqual(lines.pop(0), "#cloud-config")
config = load("\n".join(lines))
self.assertEqual(config["ssh_authorized_keys"], ["zebra"])
self.assertTrue(config["apt-update"])
self.assertTrue(config["apt-upgrade"])
formatted_repos = [dict(source=r) for r in repositories]
self.assertEqual(config["apt_sources"], formatted_repos)
self.assertEqual(config["runcmd"], scripts)
self.assertEqual(config["machine-data"]["magic"], [1, 2, 3])
def render(self):
"""Get content for a cloud-init file with appropriate specifications.
:rtype: str
:raises: :exc:`juju.errors.CloudInitError` if there isn't enough
information to create a useful cloud-init.
"""
self._validate()
return format_cloud_init(
self._ssh_keys,
packages=self._collect_packages(),
repositories=self._collect_repositories(),
scripts=self._collect_scripts(),
data=self._collect_machine_data())