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Diffstat (limited to 'cloudinit/distros/__init__.py')
| -rwxr-xr-x | cloudinit/distros/__init__.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py index 55260eae..6c22b07f 100755 --- a/cloudinit/distros/__init__.py +++ b/cloudinit/distros/__init__.py @@ -49,6 +49,9 @@ LOG = logging.getLogger(__name__) # It could break when Amazon adds new regions and new AZs. _EC2_AZ_RE = re.compile('^[a-z][a-z]-(?:[a-z]+-)+[0-9][a-z]$') +# Default NTP Client Configurations +PREFERRED_NTP_CLIENTS = ['chrony', 'systemd-timesyncd', 'ntp', 'ntpdate'] + @six.add_metaclass(abc.ABCMeta) class Distro(object): @@ -60,6 +63,7 @@ class Distro(object): tz_zone_dir = "/usr/share/zoneinfo" init_cmd = ['service'] # systemctl, service etc renderer_configs = {} + _preferred_ntp_clients = None def __init__(self, name, cfg, paths): self._paths = paths @@ -339,6 +343,14 @@ class Distro(object): contents.write("%s\n" % (eh)) util.write_file(self.hosts_fn, contents.getvalue(), mode=0o644) + @property + def preferred_ntp_clients(self): + """Allow distro to determine the preferred ntp client list""" + if not self._preferred_ntp_clients: + self._preferred_ntp_clients = list(PREFERRED_NTP_CLIENTS) + + return self._preferred_ntp_clients + def _bring_up_interface(self, device_name): cmd = ['ifup', device_name] LOG.debug("Attempting to run bring up interface %s using command %s", |