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# Copyright 2013 OpenStack Foundation.
#
# 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.
#
"""Usage action implementations"""
import datetime
import sys
import six
from openstackclient.common import command
from openstackclient.common import utils
class ListUsage(command.Lister):
"""List resource usage per project"""
def get_parser(self, prog_name):
parser = super(ListUsage, self).get_parser(prog_name)
parser.add_argument(
"--start",
metavar="<start>",
default=None,
help="Usage range start date, ex 2012-01-20"
" (default: 4 weeks ago)"
)
parser.add_argument(
"--end",
metavar="<end>",
default=None,
help="Usage range end date, ex 2012-01-20 (default: tomorrow)"
)
return parser
def take_action(self, parsed_args):
def _format_project(project):
if not project:
return ""
if project in project_cache.keys():
return project_cache[project].name
else:
return project
compute_client = self.app.client_manager.compute
columns = (
"tenant_id",
"server_usages",
"total_memory_mb_usage",
"total_vcpus_usage",
"total_local_gb_usage"
)
column_headers = (
"Project",
"Servers",
"RAM MB-Hours",
"CPU Hours",
"Disk GB-Hours"
)
dateformat = "%Y-%m-%d"
now = datetime.datetime.utcnow()
if parsed_args.start:
start = datetime.datetime.strptime(parsed_args.start, dateformat)
else:
start = now - datetime.timedelta(weeks=4)
if parsed_args.end:
end = datetime.datetime.strptime(parsed_args.end, dateformat)
else:
end = now + datetime.timedelta(days=1)
usage_list = compute_client.usage.list(start, end, detailed=True)
# Cache the project list
project_cache = {}
try:
for p in self.app.client_manager.identity.tenants.list():
project_cache[p.id] = p
except Exception:
# Just forget it if there's any trouble
pass
if parsed_args.formatter == 'table' and len(usage_list) > 0:
sys.stdout.write("Usage from %s to %s: \n" % (
start.strftime(dateformat),
end.strftime(dateformat),
))
return (column_headers,
(utils.get_item_properties(
s, columns,
formatters={
'tenant_id': _format_project,
'server_usages': lambda x: len(x),
'total_memory_mb_usage': lambda x: float("%.2f" % x),
'total_vcpus_usage': lambda x: float("%.2f" % x),
'total_local_gb_usage': lambda x: float("%.2f" % x),
},
) for s in usage_list))
class ShowUsage(command.ShowOne):
"""Show resource usage for a single project"""
def get_parser(self, prog_name):
parser = super(ShowUsage, self).get_parser(prog_name)
parser.add_argument(
"--project",
metavar="<project>",
default=None,
help="Name or ID of project to show usage for"
)
parser.add_argument(
"--start",
metavar="<start>",
default=None,
help="Usage range start date, ex 2012-01-20"
" (default: 4 weeks ago)"
)
parser.add_argument(
"--end",
metavar="<end>",
default=None,
help="Usage range end date, ex 2012-01-20 (default: tomorrow)"
)
return parser
def take_action(self, parsed_args):
identity_client = self.app.client_manager.identity
compute_client = self.app.client_manager.compute
dateformat = "%Y-%m-%d"
now = datetime.datetime.utcnow()
if parsed_args.start:
start = datetime.datetime.strptime(parsed_args.start, dateformat)
else:
start = now - datetime.timedelta(weeks=4)
if parsed_args.end:
end = datetime.datetime.strptime(parsed_args.end, dateformat)
else:
end = now + datetime.timedelta(days=1)
if parsed_args.project:
project = utils.find_resource(
identity_client.projects,
parsed_args.project,
).id
else:
# Get the project from the current auth
project = self.app.client_manager.auth_ref.project_id
usage = compute_client.usage.get(project, start, end)
if parsed_args.formatter == 'table':
sys.stdout.write("Usage from %s to %s on project %s: \n" % (
start.strftime(dateformat),
end.strftime(dateformat),
project
))
info = {}
info['Servers'] = (
len(usage.server_usages)
if hasattr(usage, "server_usages") else None)
info['RAM MB-Hours'] = (
float("%.2f" % usage.total_memory_mb_usage)
if hasattr(usage, "total_memory_mb_usage") else None)
info['CPU Hours'] = (
float("%.2f" % usage.total_vcpus_usage)
if hasattr(usage, "total_vcpus_usage") else None)
info['Disk GB-Hours'] = (
float("%.2f" % usage.total_local_gb_usage)
if hasattr(usage, "total_local_gb_usage") else None)
return zip(*sorted(six.iteritems(info)))
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