python-swiftclient/swiftclient/command_helpers.py

195 lines
6.7 KiB
Python

# 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.
from swiftclient.utils import prt_bytes, split_request_headers
POLICY_HEADER_PREFIX = 'x-account-storage-policy-'
def stat_account(conn, options):
items = []
req_headers = split_request_headers(options.get('header', []))
headers = conn.head_account(headers=req_headers)
if options['verbose'] > 1:
items.extend([
('StorageURL', conn.url),
('Auth Token', conn.token),
])
container_count = int(headers.get('x-account-container-count', 0))
object_count = prt_bytes(headers.get('x-account-object-count', 0),
options['human']).lstrip()
bytes_used = prt_bytes(headers.get('x-account-bytes-used', 0),
options['human']).lstrip()
items.extend([
('Account', conn.url.rsplit('/', 1)[-1]),
('Containers', container_count),
('Objects', object_count),
('Bytes', bytes_used),
])
policies = set()
for header_key, header_value in headers.items():
if header_key.lower().startswith(POLICY_HEADER_PREFIX):
policy_name = header_key.rsplit('-', 2)[0].split('-', 4)[-1]
policies.add(policy_name)
for policy in policies:
container_count_header = (POLICY_HEADER_PREFIX + policy +
'-container-count')
if container_count_header in headers:
items.append(
('Containers in policy "' + policy + '"',
prt_bytes(headers[container_count_header],
options['human']).lstrip())
)
items.extend((
('Objects in policy "' + policy + '"',
prt_bytes(
headers.get(
POLICY_HEADER_PREFIX + policy + '-object-count', 0),
options['human']
).lstrip()),
('Bytes in policy "' + policy + '"',
prt_bytes(
headers.get(
POLICY_HEADER_PREFIX + policy + '-bytes-used', 0),
options['human']
).lstrip()),
))
return items, headers
def print_account_stats(items, headers, output_manager):
exclude_policy_headers = []
for header_key, header_value in headers.items():
if header_key.lower().startswith(POLICY_HEADER_PREFIX):
exclude_policy_headers.append(header_key)
items.extend(headers_to_items(
headers, meta_prefix='x-account-meta-',
exclude_headers=([
'content-length', 'date',
'x-account-container-count',
'x-account-object-count',
'x-account-bytes-used'] + exclude_policy_headers)))
# line up the items nicely
offset = max(len(item) for item, value in items)
output_manager.print_items(items, offset=offset)
def stat_container(conn, options, container):
req_headers = split_request_headers(options.get('header', []))
headers = conn.head_container(container, headers=req_headers)
items = []
if options['verbose'] > 1:
path = '%s/%s' % (conn.url, container)
items.extend([
('URL', path),
('Auth Token', conn.token)
])
object_count = prt_bytes(
headers.get('x-container-object-count', 0),
options['human']).lstrip()
bytes_used = prt_bytes(headers.get('x-container-bytes-used', 0),
options['human']).lstrip()
items.extend([
('Account', conn.url.rsplit('/', 1)[-1]),
('Container', container),
('Objects', object_count),
('Bytes', bytes_used),
('Read ACL', headers.get('x-container-read', '')),
('Write ACL', headers.get('x-container-write', '')),
('Sync To', headers.get('x-container-sync-to', '')),
('Sync Key', headers.get('x-container-sync-key', ''))
])
return items, headers
def print_container_stats(items, headers, output_manager):
items.extend(headers_to_items(
headers,
meta_prefix='x-container-meta-',
exclude_headers=(
'content-length', 'date',
'x-container-object-count',
'x-container-bytes-used',
'x-container-read',
'x-container-write',
'x-container-sync-to',
'x-container-sync-key'
)
))
# line up the items nicely
offset = max(len(item) for item, value in items)
output_manager.print_items(items, offset=offset)
def stat_object(conn, options, container, obj):
req_headers = split_request_headers(options.get('header', []))
headers = conn.head_object(container, obj, headers=req_headers)
items = []
if options['verbose'] > 1:
path = '%s/%s/%s' % (conn.url, container, obj)
items.extend([
('URL', path),
('Auth Token', conn.token)
])
content_length = prt_bytes(headers.get('content-length', 0),
options['human']).lstrip()
items.extend([
('Account', conn.url.rsplit('/', 1)[-1]),
('Container', container),
('Object', obj),
('Content Type', headers.get('content-type')),
('Content Length', content_length),
('Last Modified', headers.get('last-modified')),
('ETag', headers.get('etag')),
('Manifest', headers.get('x-object-manifest'))
])
return items, headers
def print_object_stats(items, headers, output_manager):
items.extend(headers_to_items(
headers,
meta_prefix='x-object-meta-',
exclude_headers=(
'content-type', 'content-length',
'last-modified', 'etag', 'date',
'x-object-manifest')
))
# line up the items nicely
offset = max(len(item) for item, value in items)
output_manager.print_items(items, offset=offset, skip_missing=True)
def headers_to_items(headers, meta_prefix='', exclude_headers=None):
exclude_headers = exclude_headers or []
other_items = []
meta_items = []
for key, value in headers.items():
if key not in exclude_headers:
if key.startswith(meta_prefix):
meta_key = 'Meta %s' % key[len(meta_prefix):].title()
meta_items.append((meta_key, value))
else:
other_items.append((key.title(), value))
return meta_items + other_items