def serve(etcd_discovery=None, size=3, *args, **kwargs):
cluster_name = '-'.join(ifilter(None, ('etcd2', kwargs['cluster_name'])))
status = run('status {cluster_name}'.format(cluster_name=cluster_name), warn_only=True, quiet=True)
if status.succeeded and status.endswith('start/running'):
sudo('stop {cluster_name}'.format(cluster_name=cluster_name))
if 'start/running' in run('status {cluster_name}'.format(cluster_name=cluster_name),
warn_only=True, quiet=True):
raise RuntimeError('Cluster hasn\'t stopped')
etcd_discovery = shared_serve(etcd_discovery, size, kwargs)
append('/etc/environment', 'ETCD_DISCOVERY={etcd_discovery}'.format(etcd_discovery=etcd_discovery),
use_sudo=True)
data_dir = '/var/{cluster_name}_data_dir'.format(cluster_name=cluster_name)
sudo('mkdir -p "{data_dir}"'.format(data_dir=data_dir))
upload_template(
path.join(path.dirname(resource_filename('offregister_etcd', '__init__.py')), 'data',
'etcd2.upstart.conf'),
'/etc/init/{cluster_name}.conf'.format(cluster_name=cluster_name),
context={k: str(v) for k, v in update_d(kwargs, locals()).iteritems()}, use_sudo=True
)
sudo('initctl reload-configuration')
sudo('start {cluster_name}'.format(cluster_name=cluster_name), warn_only=True)
return etcd_discovery
def serve(etcd_discovery=None, size=3, *args, **kwargs):
if kwargs['cluster_name']:
raise NotImplementedError('Running multiple etcd clusters not yet implemented for CoreOS')
cluster_name = 'etcd2' # '-'.join(ifilter(None, ('etcd2', kwargs['cluster_name'])))
if run('systemctl status {cluster_name}.service'.format(cluster_name=cluster_name),
warn_only=True, quiet=True).succeeded:
sudo('systemctl stop {cluster_name}.service'.format(cluster_name=cluster_name))
etcd_discovery = shared_serve(etcd_discovery, size, cluster_name, kwargs)
data_dir = '/var/{cluster_name}_data_dir'.format(cluster_name=cluster_name)
sudo('mkdir -p "{data_dir}"'.format(data_dir=data_dir))
upload_template(
path.join(path.dirname(resource_filename('offregister.aux_recipes', '__init__.py')),
'templates', 'etcd2.systemd.conf'),
'/run/systemd/system/{cluster_name}.service.d/10-oem.conf'.format(cluster_name=cluster_name),
context=locals(), use_sudo=True
)
sudo('systemctl daemon-reload')
sudo('systemctl start {cluster_name}.service'.format(cluster_name=cluster_name))
run('systemctl status {cluster_name}.service'.format(cluster_name=cluster_name))
