def _get_cluster_hosts_information(host, cluster): for clust in conductor.cluster_get_all(context.ctx()): if clust.id == cluster.id: continue for i in u.get_instances(clust): if i.instance_name == host: return g.generate_etc_hosts(clust) return None
def _configure_instances(self, cluster): """Configure active instances. * generate /etc/hosts * setup passwordless login * etc. """ hosts_file = g.generate_etc_hosts(cluster) with context.ThreadGroup() as tg: for node_group in cluster.node_groups: for instance in node_group.instances: tg.spawn("configure-instance-%s" % instance.instance_name, self._configure_instance, instance, hosts_file)
def _configure_instances(self, cluster): """Configure active instances. * generate /etc/hosts * setup passwordless login * etc. """ hosts_file = g.generate_etc_hosts(cluster) cpo.add_provisioning_step( cluster.id, _("Configure instances"), g.count_instances(cluster)) with context.ThreadGroup() as tg: for node_group in cluster.node_groups: for instance in node_group.instances: with context.set_current_instance_id(instance.instance_id): tg.spawn( "configure-instance-%s" % instance.instance_name, self._configure_instance, instance, hosts_file)
def _configure_instances(self, cluster): """Configure active instances. * generate /etc/hosts * setup passwordless login * etc. """ hosts_file = g.generate_etc_hosts(cluster) cpo.add_provisioning_step(cluster.id, _("Configure instances"), g.count_instances(cluster)) with context.ThreadGroup() as tg: for node_group in cluster.node_groups: for instance in node_group.instances: with context.set_current_instance_id(instance.instance_id): tg.spawn( "configure-instance-%s" % instance.instance_name, self._configure_instance, instance, hosts_file)
def test_generate_etc_hosts(self): cluster = self._make_sample() ctx = context.ctx() idx = 0 for ng in cluster.node_groups: for i in range(ng.count): idx += 1 self.api.instance_add(ctx, ng, { 'instance_id': str(idx), 'instance_name': str(idx), 'internal_ip': str(idx), }) cluster = self.api.cluster_get(ctx, cluster) value = general.generate_etc_hosts(cluster) expected = ("127.0.0.1 localhost\n" "1 1.novalocal 1\n" "2 2.novalocal 2\n" "3 3.novalocal 3\n" "4 4.novalocal 4\n") self.assertEqual(expected, value)