python-magnumclient/magnumclient/v1/clusters_shell.py
Spyros Trigazis c0d3683608 Allow cluster config for any cluster state
Similar to what the certificates api does, it doesn't make sense to
disallow cluster config.

story: 2006651
task: 36891

Change-Id: Ia57e95e4570d04c2a20f7674d1ae3e21b8dd8efb
Signed-off-by: Spyros Trigazis <spyridon.trigazis@cern.ch>
2019-10-03 12:26:00 +00:00

288 lines
10 KiB
Python

# Copyright 2015 NEC Corporation. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
from magnumclient.common import cliutils as utils
from magnumclient.common import utils as magnum_utils
from magnumclient import exceptions
from magnumclient.i18n import _
# Maps old parameter names to their new names and whether they are required
# e.g. keypair-id to keypair
DEPRECATING_PARAMS = {
"--keypair-id": "--keypair",
}
def _show_cluster(cluster):
del cluster._info['links']
utils.print_dict(cluster._info)
@utils.arg('--marker',
metavar='<marker>',
default=None,
help=_('The last cluster UUID of the previous page; '
'displays list of clusters after "marker".'))
@utils.arg('--limit',
metavar='<limit>',
type=int,
help=_('Maximum number of clusters to return.'))
@utils.arg('--sort-key',
metavar='<sort-key>',
help=_('Column to sort results by.'))
@utils.arg('--sort-dir',
metavar='<sort-dir>',
choices=['desc', 'asc'],
help=_('Direction to sort. "asc" or "desc".'))
@utils.arg('--fields',
default=None,
metavar='<fields>',
help=_('Comma-separated list of fields to display. '
'Available fields: uuid, name, cluster_template_id, '
'stack_id, status, master_count, node_count, links, '
'create_timeout'
)
)
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_list(cs, args):
"""Print a list of available clusters."""
clusters = cs.clusters.list(marker=args.marker, limit=args.limit,
sort_key=args.sort_key,
sort_dir=args.sort_dir)
columns = [
'uuid', 'name', 'keypair', 'node_count', 'master_count', 'status'
]
columns += utils._get_list_table_columns_and_formatters(
args.fields, clusters,
exclude_fields=(c.lower() for c in columns))[0]
utils.print_list(clusters, columns,
{'versions': magnum_utils.print_list_field('versions')},
sortby_index=None)
@utils.deprecation_map(DEPRECATING_PARAMS)
@utils.arg('positional_name',
metavar='<name>',
nargs='?',
default=None,
help=_('Name of the cluster to create.'))
@utils.arg('--name',
metavar='<name>',
default=None,
help=(_('Name of the cluster to create. %s') %
utils.NAME_DEPRECATION_HELP))
@utils.arg('--cluster-template',
required=True,
metavar='<cluster_template>',
help=_('ID or name of the cluster template.'))
@utils.arg('--keypair-id',
dest='keypair',
metavar='<keypair>',
default=None,
help=utils.deprecation_message(
'Name of the keypair to use for this cluster.',
'keypair'))
@utils.arg('--keypair',
dest='keypair',
metavar='<keypair>',
default=None,
help=_('Name of the keypair to use for this cluster.'))
@utils.arg('--docker-volume-size',
metavar='<docker-volume-size>',
type=int,
help=_('The size in GB for the docker volume to use'))
@utils.arg('--labels', metavar='<KEY1=VALUE1,KEY2=VALUE2;KEY3=VALUE3...>',
action='append',
help=_('Arbitrary labels in the form of key=value pairs '
'to associate with a cluster. '
'May be used multiple times.'))
@utils.arg('--node-count',
metavar='<node-count>',
type=int,
default=1,
help=_('The cluster node count.'))
@utils.arg('--master-count',
metavar='<master-count>',
type=int,
default=1,
help=_('The number of master nodes for the cluster.'))
@utils.arg('--discovery-url',
metavar='<discovery-url>',
help=_('Specifies custom discovery url for node discovery.'))
@utils.arg('--timeout',
metavar='<timeout>',
type=int,
default=60,
help=_('The timeout for cluster creation in minutes. The default '
'is 60 minutes.'))
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_create(cs, args):
"""Create a cluster."""
args.command = 'cluster-create'
utils.validate_name_args(args.positional_name, args.name)
cluster_template = cs.cluster_templates.get(args.cluster_template)
opts = dict()
opts['name'] = args.positional_name or args.name
opts['cluster_template_id'] = cluster_template.uuid
opts['keypair'] = args.keypair
if args.docker_volume_size is not None:
opts['docker_volume_size'] = args.docker_volume_size
if args.labels is not None:
opts['labels'] = magnum_utils.handle_labels(args.labels)
opts['node_count'] = args.node_count
opts['master_count'] = args.master_count
opts['discovery_url'] = args.discovery_url
opts['create_timeout'] = args.timeout
try:
cluster = cs.clusters.create(**opts)
# support for non-async in 1.1
if args.magnum_api_version and args.magnum_api_version == '1.1':
_show_cluster(cluster)
else:
uuid = str(cluster._info['uuid'])
print("Request to create cluster %s has been accepted." % uuid)
except Exception as e:
print("Create for cluster %s failed: %s" %
(opts['name'], e))
@utils.arg('cluster',
metavar='<cluster>',
nargs='+',
help=_('ID or name of the (cluster)s to delete.'))
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_delete(cs, args):
"""Delete specified cluster."""
for id in args.cluster:
try:
cs.clusters.delete(id)
print("Request to delete cluster %s has been accepted." %
id)
except Exception as e:
print("Delete for cluster %(cluster)s failed: %(e)s" %
{'cluster': id, 'e': e})
@utils.arg('cluster',
metavar='<cluster>',
help=_('ID or name of the cluster to show.'))
@utils.arg('--long',
action='store_true', default=False,
help=_('Display extra associated cluster template info.'))
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_show(cs, args):
"""Show details about the given cluster."""
cluster = cs.clusters.get(args.cluster)
if args.long:
cluster_template = \
cs.cluster_templates.get(cluster.cluster_template_id)
del cluster_template._info['links'], cluster_template._info['uuid']
for key in cluster_template._info:
if 'clustertemplate_' + key not in cluster._info:
cluster._info['clustertemplate_' + key] = \
cluster_template._info[key]
_show_cluster(cluster)
@utils.arg('cluster', metavar='<cluster>', help=_("UUID or name of cluster"))
@utils.arg('--rollback',
action='store_true', default=False,
help=_('Rollback cluster on update failure.'))
@utils.arg(
'op',
metavar='<op>',
choices=['add', 'replace', 'remove'],
help=_("Operations: 'add', 'replace' or 'remove'"))
@utils.arg(
'attributes',
metavar='<path=value>',
nargs='+',
action='append',
default=[],
help=_("Attributes to add/replace or remove "
"(only PATH is necessary on remove)"))
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_update(cs, args):
"""Update information about the given cluster."""
if args.rollback and args.magnum_api_version and \
args.magnum_api_version in ('1.0', '1.1', '1.2'):
raise exceptions.CommandError(
"Rollback is not supported in API v%s. "
"Please use API v1.3+." % args.magnum_api_version)
patch = magnum_utils.args_array_to_patch(args.op, args.attributes[0])
try:
cluster = cs.clusters.update(args.cluster, patch, args.rollback)
except Exception as e:
print("ERROR: %s" % e.details)
return
if args.magnum_api_version and args.magnum_api_version == '1.1':
_show_cluster(cluster)
else:
print("Request to update cluster %s has been accepted." % args.cluster)
@utils.arg('cluster',
metavar='<cluster>',
help=_('ID or name of the cluster to retrieve config.'))
@utils.arg('--dir',
metavar='<dir>',
default='.',
help=_('Directory to save the certificate and config files.'))
@utils.arg('--force',
action='store_true', default=False,
help=_('Overwrite files if existing.'))
@utils.deprecated(utils.MAGNUM_CLIENT_DEPRECATION_WARNING)
def do_cluster_config(cs, args):
"""Configure native client to access cluster.
You can source the output of this command to get the native client of the
corresponding COE configured to access the cluster.
Example: eval $(magnum cluster-config <cluster-name>).
"""
args.dir = os.path.abspath(args.dir)
cluster = cs.clusters.get(args.cluster)
if (hasattr(cluster, 'api_address') and cluster.api_address is None):
print("WARNING: The cluster's api_address is not known yet.")
cluster_template = cs.cluster_templates.get(cluster.cluster_template_id)
opts = {
'cluster_uuid': cluster.uuid,
}
if not cluster_template.tls_disabled:
tls = magnum_utils.generate_csr_and_key()
tls['ca'] = cs.certificates.get(**opts).pem
opts['csr'] = tls['csr']
tls['cert'] = cs.certificates.create(**opts).pem
for k in ('key', 'cert', 'ca'):
fname = "%s/%s.pem" % (args.dir, k)
if os.path.exists(fname) and not args.force:
raise Exception("File %s exists, aborting." % fname)
else:
f = open(fname, "w")
f.write(tls[k])
f.close()
print(magnum_utils.config_cluster(cluster, cluster_template,
cfg_dir=args.dir, force=args.force))