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#!/usr/bin/python3
# Copyright (c) 2026, Thomas Goirand <zigo@debian.org>
#
# 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 sys
from keystoneauth1 import exceptions as ka_exceptions
from openstack.config import OpenStackConfig
from openstack import connection
from openstack import exceptions
from oslo_config import cfg
from oslo_log import log as logging
from vigietools import validate_compute
LOG = logging.getLogger(__name__, project='vigietools')
cli_opts_validate_compute = [
cfg.StrOpt('hosts-to-validate-aggregate',
default='hosts-to-validate',
help='Hosts to validate aggregate name. Will be used with the '
'enable_isolated_aggregate_filtering nova.conf option to '
'select the correct host'),
cfg.StrOpt('host',
help='The hostname to validate. Mandatory parameter.'),
cfg.StrOpt('custom-trait-name',
default='CUSTOM_COMPUTE_TO_VALIDATE',
help='Name of the compute host trait to use when validating.'),
cfg.StrOpt('project-name',
default='vgt',
help='Project name to spawn a test VM.'),
cfg.StrOpt('user-name',
default='vgt',
help='User name to spawn a test VM.'),
cfg.StrOpt('image-name',
default='Debian 13',
help='Image to use to spawn the VM.'),
cfg.StrOpt('flavor-name',
default='medium-flavor',
help='Image to use to spawn the VM.'),
cfg.StrOpt('network-name',
default='internal-shared-routable-network',
help='Network name when creating the VM.'),
cfg.StrOpt('ssh-username',
default='debian',
help='SSH username to use when checking SSH connectivity.'),
cfg.StrOpt('volume-name',
default='vgt_validation',
help='Cinder volume name used for compute validation.'),
cfg.StrOpt('server-name',
default='vgt-validation-vm',
help='VM name used for compute validation.'),
cfg.StrOpt('keypair-name',
default='vgt-keypair',
help='SSH keypair name used for compute validation.'),
cfg.StrOpt('security-group-name',
default='vgt-sec-group',
help='Security group name used for compute validation.'),
cfg.BoolOpt('keep-enabled',
default=False,
help='Keep the compute host enabled after validation. '
'By default, the host will be disabled after '
'validation.'),
]
def create_connection():
try:
cloud_region = OpenStackConfig().get_one_cloud()
conn = connection.Connection(config=cloud_region)
# Nice to check if it works:
# projects = list(conn.identity.projects())
# print(f"Connected OK. Found {len(projects)} projects.")
return conn
except ka_exceptions.MissingRequiredOptions as e:
LOG.error("OpenStack authentication failed: Missing required "
"credentials (e.g., auth_url, username): %s", e)
LOG.error("Ensure you have sourced a valid OpenRC file or "
"configured clouds.yaml.")
sys.exit(1)
except exceptions.ConfigException as e:
LOG.error("OpenStack configuration error: %s", e)
LOG.error("Ensure you have sourced a valid OpenRC file or "
"configured clouds.yaml.")
sys.exit(1)
except Exception as e:
# Catch-all for connection timeouts, SSL errors,
# unreachable endpoints, etc.
LOG.error("Unexpected error creating OpenStack connection.")
LOG.error("Error: %s", e)
sys.exit(1)
def register_cmd_opts(conf, cli_opts=None):
conf.register_cli_opts(cli_opts)
return conf
def cmd_validate_compute(conf):
conf = register_cmd_opts(conf, cli_opts_validate_compute)
logging.register_options(conf)
sysargs = [arg for arg in sys.argv[1:] if arg != 'validate-compute']
conf(args=sysargs, project='vigietools', default_config_files=[])
logging.setup(conf, 'vigietools')
if not conf.host:
LOG.error('The --host parameter is mandatory but was not '
'provided.')
sys.exit(1)
conn = create_connection()
validate_compute.validate_compute(
conn=conn,
hostname=conf.host,
c_agg=conf.hosts_to_validate_aggregate,
trait_name=conf.custom_trait_name,
project_name=conf.project_name,
user_name=conf.user_name,
image_name=conf.image_name,
flavor_name=conf.flavor_name,
network_name=conf.network_name,
ssh_username=conf.ssh_username,
volume_name=conf.volume_name,
server_name=conf.server_name,
keypair_name=conf.keypair_name,
security_group_name=conf.security_group_name,
keep_enabled=conf.keep_enabled
)
return
def cmd_validate_cleanup(conf):
conf = register_cmd_opts(conf, cli_opts_validate_compute)
logging.register_options(conf)
sysargs = [arg for arg in sys.argv[1:] if arg != 'validate-cleanup']
conf(args=sysargs, project='vigietools', default_config_files=[])
logging.setup(conf, 'vigietools')
conn = create_connection()
validate_compute.validate_cleanup(
conn=conn,
c_agg=conf.hosts_to_validate_aggregate,
trait_name=conf.custom_trait_name,
project_name=conf.project_name,
user_name=conf.user_name,
volume_name=conf.volume_name,
server_name=conf.server_name,
keypair_name=conf.keypair_name,
security_group_name=conf.security_group_name
)
def main():
conf = cfg.ConfigOpts()
if 'validate-compute' in sys.argv:
cmd_validate_compute(conf)
elif 'validate-cleanup' in sys.argv:
cmd_validate_cleanup(conf)
else:
print('Not recogized command line argument.')
print('Choose one of the below commands:')
print('- validate-compute')
exit(1)
exit(0)
if __name__ == '__main__':
main()
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