1211 lines
51 KiB
Python
Executable File
1211 lines
51 KiB
Python
Executable File
#!/usr/bin/python -u
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# Copyright (c) 2010-2012 OpenStack, LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import signal
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import socket
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from errno import EEXIST, ENOENT
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from hashlib import md5
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from optparse import OptionParser, SUPPRESS_HELP
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from os import environ, listdir, makedirs, utime, _exit as os_exit
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from os.path import basename, dirname, getmtime, getsize, isdir, join
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from Queue import Empty, Queue
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from random import shuffle
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from sys import argv, exc_info, exit, stderr, stdout
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from threading import current_thread, enumerate as threading_enumerate, Thread
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from time import sleep, time
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from traceback import format_exception
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from urllib import quote, unquote
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from swiftclient import Connection, ClientException, HTTPException
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def get_conn(options):
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"""
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Return a connection building it from the options.
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"""
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return Connection(options.auth,
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options.user,
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options.key,
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auth_version=options.auth_version,
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os_options=options.os_options,
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snet=options.snet,
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insecure=options.insecure)
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def mkdirs(path):
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try:
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makedirs(path)
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except OSError, err:
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if err.errno != EEXIST:
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raise
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def put_errors_from_threads(threads, error_queue):
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"""
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Places any errors from the threads into error_queue.
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:param threads: A list of QueueFunctionThread instances.
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:param error_queue: A queue to put error strings into.
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:returns: True if any errors were found.
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"""
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was_error = False
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for thread in threads:
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for info in thread.exc_infos:
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was_error = True
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if isinstance(info[1], ClientException):
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error_queue.put(str(info[1]))
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else:
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error_queue.put(''.join(format_exception(*info)))
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return was_error
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def attempt_graceful_exit(signum, frame):
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"""
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Try to gracefully shut down. Sets abort=True on all non-main threads.
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More importantly, installs the immediate_exit handler on the
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signal that triggered this handler. If this function is installed
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as a signal handler for SIGINT, then pressing Ctrl-C once will
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cause this program to finish operations in progress, then exit.
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Pressing it again will cause an immediate exit; no cleanup
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handlers will get called.
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"""
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stderr.write("Attempting graceful exit. "
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"Press Ctrl-C again to exit immediately.\n")
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main_thread = current_thread()
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for thread in [t for t in threading_enumerate() if t is not main_thread]:
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thread.abort = True
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signal.signal(signum, immediate_exit)
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def immediate_exit(signum, frame):
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os_exit(2)
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class QueueFunctionThread(Thread):
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def __init__(self, queue, func, *args, **kwargs):
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""" Calls func for each item in queue; func is called with a queued
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item as the first arg followed by *args and **kwargs. Use the abort
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attribute to have the thread empty the queue (without processing)
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and exit. """
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Thread.__init__(self)
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self.abort = False
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self.queue = queue
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self.func = func
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self.args = args
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self.kwargs = kwargs
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self.exc_infos = []
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def run(self):
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while True:
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try:
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item = self.queue.get_nowait()
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except Empty:
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if self.abort:
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break
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sleep(0.01)
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else:
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try:
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if not self.abort:
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self.func(item, *self.args, **self.kwargs)
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except Exception:
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self.exc_infos.append(exc_info())
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finally:
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self.queue.task_done()
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st_delete_help = '''
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delete [options] --all OR delete container [options] [object] [object] ...
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Deletes everything in the account (with --all), or everything in a
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container, or a list of objects depending on the args given. Segments of
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manifest objects will be deleted as well, unless you specify the
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--leave-segments option.'''.strip('\n')
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def st_delete(parser, args, print_queue, error_queue):
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parser.add_option('-a', '--all', action='store_true', dest='yes_all',
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default=False, help='Indicates that you really want to delete '
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'everything in the account')
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parser.add_option('', '--leave-segments', action='store_true',
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dest='leave_segments', default=False, help='Indicates that you want '
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'the segments of manifest objects left alone')
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parser.add_option('', '--object-threads', type=int,
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default=10, help='Number of threads to use for '
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'deleting objects')
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parser.add_option('', '--container-threads', type=int,
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default=10, help='Number of threads to use for '
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'deleting containers')
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(options, args) = parse_args(parser, args)
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args = args[1:]
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if (not args and not options.yes_all) or (args and options.yes_all):
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error_queue.put('Usage: %s [options] %s' %
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(basename(argv[0]), st_delete_help))
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return
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def _delete_segment((container, obj), conn):
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conn.delete_object(container, obj)
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if options.verbose:
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if conn.attempts > 2:
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print_queue.put('%s/%s [after %d attempts]' %
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(container, obj, conn.attempts))
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else:
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print_queue.put('%s/%s' % (container, obj))
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object_queue = Queue(10000)
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def _delete_object((container, obj), conn):
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try:
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old_manifest = None
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if not options.leave_segments:
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try:
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old_manifest = conn.head_object(container, obj).get(
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'x-object-manifest')
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except ClientException, err:
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if err.http_status != 404:
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raise
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conn.delete_object(container, obj)
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if old_manifest:
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segment_queue = Queue(10000)
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scontainer, sprefix = old_manifest.split('/', 1)
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scontainer = unquote(scontainer)
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sprefix = unquote(sprefix)
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for delobj in conn.get_container(scontainer,
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prefix=sprefix)[1]:
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segment_queue.put((scontainer, delobj['name']))
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if not segment_queue.empty():
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segment_threads = [QueueFunctionThread(segment_queue,
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_delete_segment, create_connection()) for _junk in
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xrange(options.object_threads)]
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for thread in segment_threads:
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thread.start()
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while not segment_queue.empty():
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sleep(0.01)
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for thread in segment_threads:
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thread.abort = True
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while thread.isAlive():
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thread.join(0.01)
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put_errors_from_threads(segment_threads, error_queue)
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if options.verbose:
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path = options.yes_all and join(container, obj) or obj
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if path[:1] in ('/', '\\'):
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path = path[1:]
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if conn.attempts > 1:
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print_queue.put('%s [after %d attempts]' %
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(path, conn.attempts))
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else:
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print_queue.put(path)
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except ClientException, err:
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if err.http_status != 404:
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raise
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error_queue.put('Object %s not found' %
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repr('%s/%s' % (container, obj)))
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container_queue = Queue(10000)
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def _delete_container(container, conn):
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try:
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marker = ''
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had_objects = False
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while True:
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objects = [o['name'] for o in
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conn.get_container(container, marker=marker)[1]]
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if not objects:
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break
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had_objects = True
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for obj in objects:
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object_queue.put((container, obj))
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marker = objects[-1]
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if had_objects:
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# By using join() instead of empty() we should avoid most
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# occurrences of 409 below.
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object_queue.join()
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attempts = 1
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while True:
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try:
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conn.delete_container(container)
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break
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except ClientException, err:
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if err.http_status != 409:
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raise
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if attempts > 10:
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raise
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attempts += 1
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sleep(1)
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except ClientException, err:
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if err.http_status != 404:
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raise
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error_queue.put('Container %s not found' % repr(container))
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create_connection = lambda: get_conn(options)
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object_threads = \
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[QueueFunctionThread(object_queue, _delete_object, create_connection())
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for _junk in xrange(options.object_threads)]
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for thread in object_threads:
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thread.start()
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container_threads = \
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[QueueFunctionThread(container_queue, _delete_container,
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create_connection())
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for _junk in xrange(options.container_threads)]
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for thread in container_threads:
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thread.start()
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if not args:
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conn = create_connection()
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try:
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marker = ''
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while True:
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containers = \
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[c['name'] for c in conn.get_account(marker=marker)[1]]
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if not containers:
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break
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for container in containers:
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container_queue.put(container)
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marker = containers[-1]
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while not container_queue.empty():
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sleep(0.01)
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while not object_queue.empty():
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sleep(0.01)
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except ClientException, err:
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if err.http_status != 404:
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raise
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error_queue.put('Account not found')
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elif len(args) == 1:
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if '/' in args[0]:
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print >> stderr, 'WARNING: / in container name; you might have ' \
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'meant %r instead of %r.' % \
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(args[0].replace('/', ' ', 1), args[0])
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conn = create_connection()
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_delete_container(args[0], conn)
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else:
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for obj in args[1:]:
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object_queue.put((args[0], obj))
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while not container_queue.empty():
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sleep(0.01)
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for thread in container_threads:
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thread.abort = True
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while thread.isAlive():
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thread.join(0.01)
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put_errors_from_threads(container_threads, error_queue)
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while not object_queue.empty():
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sleep(0.01)
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for thread in object_threads:
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thread.abort = True
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while thread.isAlive():
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thread.join(0.01)
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put_errors_from_threads(object_threads, error_queue)
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st_download_help = '''
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download --all OR download container [options] [object] [object] ...
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Downloads everything in the account (with --all), or everything in a
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container, or a list of objects depending on the args given. For a single
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object download, you may use the -o [--output] <filename> option to
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redirect the output to a specific file or if "-" then just redirect to
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stdout.'''.strip('\n')
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def st_download(parser, args, print_queue, error_queue):
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parser.add_option('-a', '--all', action='store_true', dest='yes_all',
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default=False, help='Indicates that you really want to download '
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'everything in the account')
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parser.add_option('-m', '--marker', dest='marker',
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default='', help='Marker to use when starting a container or '
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'account download')
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parser.add_option('-o', '--output', dest='out_file', help='For a single '
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'file download, stream the output to an alternate location ')
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parser.add_option('', '--object-threads', type=int,
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default=10, help='Number of threads to use for '
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'downloading objects')
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parser.add_option('', '--container-threads', type=int,
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default=10, help='Number of threads to use for '
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'listing containers')
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parser.add_option('', '--no-download', action='store_true',
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default=False, help="Perform download(s), but don't "
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"actually write anything to disk")
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(options, args) = parse_args(parser, args)
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args = args[1:]
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if options.out_file == '-':
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options.verbose = 0
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if options.out_file and len(args) != 2:
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exit('-o option only allowed for single file downloads')
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if (not args and not options.yes_all) or (args and options.yes_all):
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error_queue.put('Usage: %s [options] %s' %
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(basename(argv[0]), st_download_help))
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return
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object_queue = Queue(10000)
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def _download_object(queue_arg, conn):
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if len(queue_arg) == 2:
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container, obj = queue_arg
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out_file = None
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elif len(queue_arg) == 3:
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container, obj, out_file = queue_arg
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else:
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raise Exception("Invalid queue_arg length of %s" % len(queue_arg))
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try:
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start_time = time()
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headers, body = \
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conn.get_object(container, obj, resp_chunk_size=65536)
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header_receipt = time()
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content_type = headers.get('content-type')
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if 'content-length' in headers:
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content_length = int(headers.get('content-length'))
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else:
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content_length = None
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etag = headers.get('etag')
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path = options.yes_all and join(container, obj) or obj
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if path[:1] in ('/', '\\'):
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path = path[1:]
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md5sum = None
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make_dir = not options.no_download and out_file != "-"
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if content_type.split(';', 1)[0] == 'text/directory':
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if make_dir and not isdir(path):
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mkdirs(path)
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read_length = 0
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if 'x-object-manifest' not in headers:
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md5sum = md5()
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for chunk in body:
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read_length += len(chunk)
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if md5sum:
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md5sum.update(chunk)
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else:
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dirpath = dirname(path)
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if make_dir and dirpath and not isdir(dirpath):
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mkdirs(dirpath)
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if not options.no_download:
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if out_file == "-":
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fp = stdout
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elif out_file:
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fp = open(out_file, 'wb')
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else:
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fp = open(path, 'wb')
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read_length = 0
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if 'x-object-manifest' not in headers:
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md5sum = md5()
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for chunk in body:
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if not options.no_download:
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fp.write(chunk)
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read_length += len(chunk)
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if md5sum:
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md5sum.update(chunk)
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if not options.no_download:
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fp.close()
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if md5sum and md5sum.hexdigest() != etag:
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error_queue.put('%s: md5sum != etag, %s != %s' %
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(path, md5sum.hexdigest(), etag))
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if content_length is not None and read_length != content_length:
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error_queue.put('%s: read_length != content_length, %d != %d' %
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(path, read_length, content_length))
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if 'x-object-meta-mtime' in headers and not options.out_file \
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and not options.no_download:
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mtime = float(headers['x-object-meta-mtime'])
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utime(path, (mtime, mtime))
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if options.verbose:
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finish_time = time()
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time_str = 'headers %.3fs, total %.3fs, %.3fs MB/s' % (
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header_receipt - start_time, finish_time - start_time,
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float(read_length) / (finish_time - start_time) / 1000000)
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if conn.attempts > 1:
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print_queue.put('%s [%s after %d attempts]' %
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(path, time_str, conn.attempts))
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else:
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print_queue.put('%s [%s]' % (path, time_str))
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except ClientException, err:
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if err.http_status != 404:
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raise
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error_queue.put('Object %s not found' %
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repr('%s/%s' % (container, obj)))
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|
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container_queue = Queue(10000)
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|
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def _download_container(container, conn):
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try:
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marker = options.marker
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while True:
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objects = [o['name'] for o in
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conn.get_container(container, marker=marker)[1]]
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if not objects:
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break
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marker = objects[-1]
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shuffle(objects)
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for obj in objects:
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object_queue.put((container, obj))
|
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except ClientException, err:
|
|
if err.http_status != 404:
|
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raise
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error_queue.put('Container %s not found' % repr(container))
|
|
|
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create_connection = lambda: get_conn(options)
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object_threads = [QueueFunctionThread(object_queue, _download_object,
|
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create_connection()) for _junk in xrange(options.object_threads)]
|
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for thread in object_threads:
|
|
thread.start()
|
|
container_threads = [QueueFunctionThread(container_queue,
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_download_container, create_connection())
|
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for _junk in xrange(options.container_threads)]
|
|
for thread in container_threads:
|
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thread.start()
|
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if not args:
|
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conn = create_connection()
|
|
try:
|
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marker = options.marker
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while True:
|
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containers = [c['name']
|
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for c in conn.get_account(marker=marker)[1]]
|
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if not containers:
|
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break
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marker = containers[-1]
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shuffle(containers)
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for container in containers:
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container_queue.put(container)
|
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except ClientException, err:
|
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if err.http_status != 404:
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raise
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error_queue.put('Account not found')
|
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elif len(args) == 1:
|
|
if '/' in args[0]:
|
|
print >> stderr, 'WARNING: / in container name; you might have ' \
|
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'meant %r instead of %r.' % \
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(args[0].replace('/', ' ', 1), args[0])
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_download_container(args[0], create_connection())
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|
else:
|
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if len(args) == 2:
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obj = args[1]
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object_queue.put((args[0], obj, options.out_file))
|
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else:
|
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for obj in args[1:]:
|
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object_queue.put((args[0], obj))
|
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while not container_queue.empty():
|
|
sleep(0.01)
|
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for thread in container_threads:
|
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thread.abort = True
|
|
while thread.isAlive():
|
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thread.join(0.01)
|
|
put_errors_from_threads(container_threads, error_queue)
|
|
while not object_queue.empty():
|
|
sleep(0.01)
|
|
for thread in object_threads:
|
|
thread.abort = True
|
|
while thread.isAlive():
|
|
thread.join(0.01)
|
|
put_errors_from_threads(object_threads, error_queue)
|
|
|
|
|
|
st_list_help = '''
|
|
list [options] [container]
|
|
Lists the containers for the account or the objects for a container. -p or
|
|
--prefix is an option that will only list items beginning with that prefix.
|
|
-d or --delimiter is option (for container listings only) that will roll up
|
|
items with the given delimiter (see Cloud Files general documentation for
|
|
what this means).
|
|
'''.strip('\n')
|
|
|
|
|
|
def st_list(parser, args, print_queue, error_queue):
|
|
parser.add_option('-p', '--prefix', dest='prefix', help='Will only list '
|
|
'items beginning with the prefix')
|
|
parser.add_option('-d', '--delimiter', dest='delimiter', help='Will roll '
|
|
'up items with the given delimiter (see Cloud Files general '
|
|
'documentation for what this means)')
|
|
(options, args) = parse_args(parser, args)
|
|
args = args[1:]
|
|
if options.delimiter and not args:
|
|
exit('-d option only allowed for container listings')
|
|
if len(args) > 1:
|
|
error_queue.put('Usage: %s [options] %s' %
|
|
(basename(argv[0]), st_list_help))
|
|
return
|
|
|
|
conn = get_conn(options)
|
|
try:
|
|
marker = ''
|
|
while True:
|
|
if not args:
|
|
items = \
|
|
conn.get_account(marker=marker, prefix=options.prefix)[1]
|
|
else:
|
|
items = conn.get_container(args[0], marker=marker,
|
|
prefix=options.prefix, delimiter=options.delimiter)[1]
|
|
if not items:
|
|
break
|
|
for item in items:
|
|
print_queue.put(item.get('name', item.get('subdir')))
|
|
marker = items[-1].get('name', items[-1].get('subdir'))
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
if not args:
|
|
error_queue.put('Account not found')
|
|
else:
|
|
error_queue.put('Container %s not found' % repr(args[0]))
|
|
|
|
|
|
st_stat_help = '''
|
|
stat [container] [object]
|
|
Displays information for the account, container, or object depending on the
|
|
args given (if any).'''.strip('\n')
|
|
|
|
|
|
def st_stat(parser, args, print_queue, error_queue):
|
|
(options, args) = parse_args(parser, args)
|
|
args = args[1:]
|
|
conn = get_conn(options)
|
|
if not args:
|
|
try:
|
|
headers = conn.head_account()
|
|
if options.verbose > 1:
|
|
print_queue.put('''
|
|
StorageURL: %s
|
|
Auth Token: %s
|
|
'''.strip('\n') % (conn.url, conn.token))
|
|
container_count = int(headers.get('x-account-container-count', 0))
|
|
object_count = int(headers.get('x-account-object-count', 0))
|
|
bytes_used = int(headers.get('x-account-bytes-used', 0))
|
|
print_queue.put('''
|
|
Account: %s
|
|
Containers: %d
|
|
Objects: %d
|
|
Bytes: %d'''.strip('\n') % (conn.url.rsplit('/', 1)[-1], container_count,
|
|
object_count, bytes_used))
|
|
for key, value in headers.items():
|
|
if key.startswith('x-account-meta-'):
|
|
print_queue.put('%10s: %s' % ('Meta %s' %
|
|
key[len('x-account-meta-'):].title(), value))
|
|
for key, value in headers.items():
|
|
if not key.startswith('x-account-meta-') and key not in (
|
|
'content-length', 'date', 'x-account-container-count',
|
|
'x-account-object-count', 'x-account-bytes-used'):
|
|
print_queue.put(
|
|
'%10s: %s' % (key.title(), value))
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Account not found')
|
|
elif len(args) == 1:
|
|
if '/' in args[0]:
|
|
print >> stderr, 'WARNING: / in container name; you might have ' \
|
|
'meant %r instead of %r.' % \
|
|
(args[0].replace('/', ' ', 1), args[0])
|
|
try:
|
|
headers = conn.head_container(args[0])
|
|
object_count = int(headers.get('x-container-object-count', 0))
|
|
bytes_used = int(headers.get('x-container-bytes-used', 0))
|
|
print_queue.put('''
|
|
Account: %s
|
|
Container: %s
|
|
Objects: %d
|
|
Bytes: %d
|
|
Read ACL: %s
|
|
Write ACL: %s
|
|
Sync To: %s
|
|
Sync Key: %s'''.strip('\n') % (conn.url.rsplit('/', 1)[-1], args[0],
|
|
object_count, bytes_used,
|
|
headers.get('x-container-read', ''),
|
|
headers.get('x-container-write', ''),
|
|
headers.get('x-container-sync-to', ''),
|
|
headers.get('x-container-sync-key', '')))
|
|
for key, value in headers.items():
|
|
if key.startswith('x-container-meta-'):
|
|
print_queue.put('%9s: %s' % ('Meta %s' %
|
|
key[len('x-container-meta-'):].title(), value))
|
|
for key, value in headers.items():
|
|
if not key.startswith('x-container-meta-') and key not in (
|
|
'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'):
|
|
print_queue.put(
|
|
'%9s: %s' % (key.title(), value))
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Container %s not found' % repr(args[0]))
|
|
elif len(args) == 2:
|
|
try:
|
|
headers = conn.head_object(args[0], args[1])
|
|
print_queue.put('''
|
|
Account: %s
|
|
Container: %s
|
|
Object: %s
|
|
Content Type: %s'''.strip('\n') % (conn.url.rsplit('/', 1)[-1], args[0],
|
|
args[1], headers.get('content-type')))
|
|
if 'content-length' in headers:
|
|
print_queue.put('Content Length: %s' %
|
|
headers['content-length'])
|
|
if 'last-modified' in headers:
|
|
print_queue.put(' Last Modified: %s' %
|
|
headers['last-modified'])
|
|
if 'etag' in headers:
|
|
print_queue.put(' ETag: %s' % headers['etag'])
|
|
if 'x-object-manifest' in headers:
|
|
print_queue.put(' Manifest: %s' %
|
|
headers['x-object-manifest'])
|
|
for key, value in headers.items():
|
|
if key.startswith('x-object-meta-'):
|
|
print_queue.put('%14s: %s' % ('Meta %s' %
|
|
key[len('x-object-meta-'):].title(), value))
|
|
for key, value in headers.items():
|
|
if not key.startswith('x-object-meta-') and key not in (
|
|
'content-type', 'content-length', 'last-modified',
|
|
'etag', 'date', 'x-object-manifest'):
|
|
print_queue.put(
|
|
'%14s: %s' % (key.title(), value))
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Object %s not found' %
|
|
repr('%s/%s' % (args[0], args[1])))
|
|
else:
|
|
error_queue.put('Usage: %s [options] %s' %
|
|
(basename(argv[0]), st_stat_help))
|
|
|
|
|
|
st_post_help = '''
|
|
post [options] [container] [object]
|
|
Updates meta information for the account, container, or object depending on
|
|
the args given. If the container is not found, it will be created
|
|
automatically; but this is not true for accounts and objects. Containers
|
|
also allow the -r (or --read-acl) and -w (or --write-acl) options. The -m
|
|
or --meta option is allowed on all and used to define the user meta data
|
|
items to set in the form Name:Value. This option can be repeated. Example:
|
|
post -m Color:Blue -m Size:Large'''.strip('\n')
|
|
|
|
|
|
def st_post(parser, args, print_queue, error_queue):
|
|
parser.add_option('-r', '--read-acl', dest='read_acl', help='Sets the '
|
|
'Read ACL for containers. Quick summary of ACL syntax: .r:*, '
|
|
'.r:-.example.com, .r:www.example.com, account1, account2:user2')
|
|
parser.add_option('-w', '--write-acl', dest='write_acl', help='Sets the '
|
|
'Write ACL for containers. Quick summary of ACL syntax: account1, '
|
|
'account2:user2')
|
|
parser.add_option('-t', '--sync-to', dest='sync_to', help='Sets the '
|
|
'Sync To for containers, for multi-cluster replication.')
|
|
parser.add_option('-k', '--sync-key', dest='sync_key', help='Sets the '
|
|
'Sync Key for containers, for multi-cluster replication.')
|
|
parser.add_option('-m', '--meta', action='append', dest='meta', default=[],
|
|
help='Sets a meta data item with the syntax name:value. This option '
|
|
'may be repeated. Example: -m Color:Blue -m Size:Large')
|
|
(options, args) = parse_args(parser, args)
|
|
args = args[1:]
|
|
if (options.read_acl or options.write_acl or options.sync_to or
|
|
options.sync_key) and not args:
|
|
exit('-r, -w, -t, and -k options only allowed for containers')
|
|
conn = get_conn(options)
|
|
if not args:
|
|
headers = split_headers(options.meta, 'X-Account-Meta-', error_queue)
|
|
try:
|
|
conn.post_account(headers=headers)
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Account not found')
|
|
elif len(args) == 1:
|
|
if '/' in args[0]:
|
|
print >> stderr, 'WARNING: / in container name; you might have ' \
|
|
'meant %r instead of %r.' % \
|
|
(args[0].replace('/', ' ', 1), args[0])
|
|
headers = split_headers(options.meta, 'X-Container-Meta-', error_queue)
|
|
if options.read_acl is not None:
|
|
headers['X-Container-Read'] = options.read_acl
|
|
if options.write_acl is not None:
|
|
headers['X-Container-Write'] = options.write_acl
|
|
if options.sync_to is not None:
|
|
headers['X-Container-Sync-To'] = options.sync_to
|
|
if options.sync_key is not None:
|
|
headers['X-Container-Sync-Key'] = options.sync_key
|
|
try:
|
|
conn.post_container(args[0], headers=headers)
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
conn.put_container(args[0], headers=headers)
|
|
elif len(args) == 2:
|
|
headers = split_headers(options.meta, 'X-Object-Meta-', error_queue)
|
|
try:
|
|
conn.post_object(args[0], args[1], headers=headers)
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Object %s not found' %
|
|
repr('%s/%s' % (args[0], args[1])))
|
|
else:
|
|
error_queue.put('Usage: %s [options] %s' %
|
|
(basename(argv[0]), st_post_help))
|
|
|
|
|
|
st_upload_help = '''
|
|
upload [options] container file_or_directory [file_or_directory] [...]
|
|
Uploads to the given container the files and directories specified by the
|
|
remaining args. -c or --changed is an option that will only upload files
|
|
that have changed since the last upload. -S <size> or --segment-size <size>
|
|
and --leave-segments are options as well (see --help for more).
|
|
'''.strip('\n')
|
|
|
|
|
|
def st_upload(parser, args, print_queue, error_queue):
|
|
parser.add_option('-c', '--changed', action='store_true', dest='changed',
|
|
default=False, help='Will only upload files that have changed since '
|
|
'the last upload')
|
|
parser.add_option('-S', '--segment-size', dest='segment_size', help='Will '
|
|
'upload files in segments no larger than <size> and then create a '
|
|
'"manifest" file that will download all the segments as if it were '
|
|
'the original file. The segments will be uploaded to a '
|
|
'<container>_segments container so as to not pollute the main '
|
|
'<container> listings.')
|
|
parser.add_option('', '--leave-segments', action='store_true',
|
|
dest='leave_segments', default=False, help='Indicates that you want '
|
|
'the older segments of manifest objects left alone (in the case of '
|
|
'overwrites)')
|
|
parser.add_option('', '--object-threads', type=int,
|
|
default=10, help='Number of threads to use for '
|
|
'uploading full objects')
|
|
parser.add_option('', '--segment-threads', type=int,
|
|
default=10, help='Number of threads to use for '
|
|
'uploading object segments')
|
|
(options, args) = parse_args(parser, args)
|
|
args = args[1:]
|
|
if len(args) < 2:
|
|
error_queue.put('Usage: %s [options] %s' %
|
|
(basename(argv[0]), st_upload_help))
|
|
return
|
|
object_queue = Queue(10000)
|
|
|
|
def _segment_job(job, conn):
|
|
if job.get('delete', False):
|
|
conn.delete_object(job['container'], job['obj'])
|
|
else:
|
|
fp = open(job['path'], 'rb')
|
|
fp.seek(job['segment_start'])
|
|
conn.put_object(job.get('container', args[0] + '_segments'),
|
|
job['obj'], fp, content_length=job['segment_size'])
|
|
if options.verbose and 'log_line' in job:
|
|
if conn.attempts > 1:
|
|
print_queue.put('%s [after %d attempts]' %
|
|
(job['log_line'], conn.attempts))
|
|
else:
|
|
print_queue.put(job['log_line'])
|
|
|
|
def _object_job(job, conn):
|
|
path = job['path']
|
|
container = job.get('container', args[0])
|
|
dir_marker = job.get('dir_marker', False)
|
|
try:
|
|
obj = path
|
|
if obj.startswith('./') or obj.startswith('.\\'):
|
|
obj = obj[2:]
|
|
if obj.startswith('/'):
|
|
obj = obj[1:]
|
|
put_headers = {'x-object-meta-mtime': "%f" % getmtime(path)}
|
|
if dir_marker:
|
|
if options.changed:
|
|
try:
|
|
headers = conn.head_object(container, obj)
|
|
ct = headers.get('content-type')
|
|
cl = int(headers.get('content-length'))
|
|
et = headers.get('etag')
|
|
mt = headers.get('x-object-meta-mtime')
|
|
if ct.split(';', 1)[0] == 'text/directory' and \
|
|
cl == 0 and \
|
|
et == 'd41d8cd98f00b204e9800998ecf8427e' and \
|
|
mt == put_headers['x-object-meta-mtime']:
|
|
return
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
conn.put_object(container, obj, '', content_length=0,
|
|
content_type='text/directory',
|
|
headers=put_headers)
|
|
else:
|
|
# We need to HEAD all objects now in case we're overwriting a
|
|
# manifest object and need to delete the old segments
|
|
# ourselves.
|
|
old_manifest = None
|
|
if options.changed or not options.leave_segments:
|
|
try:
|
|
headers = conn.head_object(container, obj)
|
|
cl = int(headers.get('content-length'))
|
|
mt = headers.get('x-object-meta-mtime')
|
|
if options.changed and cl == getsize(path) and \
|
|
mt == put_headers['x-object-meta-mtime']:
|
|
return
|
|
if not options.leave_segments:
|
|
old_manifest = headers.get('x-object-manifest')
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
# Don't do segment job if object is not big enough
|
|
if options.segment_size and \
|
|
getsize(path) > int(options.segment_size):
|
|
full_size = getsize(path)
|
|
segment_queue = Queue(10000)
|
|
segment_threads = [QueueFunctionThread(segment_queue,
|
|
_segment_job, create_connection()) for _junk in
|
|
xrange(options.segment_threads)]
|
|
for thread in segment_threads:
|
|
thread.start()
|
|
segment = 0
|
|
segment_start = 0
|
|
while segment_start < full_size:
|
|
segment_size = int(options.segment_size)
|
|
if segment_start + segment_size > full_size:
|
|
segment_size = full_size - segment_start
|
|
segment_queue.put({'path': path,
|
|
'obj': '%s/%s/%s/%s/%08d' % (obj,
|
|
put_headers['x-object-meta-mtime'], full_size,
|
|
options.segment_size, segment),
|
|
'segment_start': segment_start,
|
|
'segment_size': segment_size,
|
|
'log_line': '%s segment %s' % (obj, segment)})
|
|
segment += 1
|
|
segment_start += segment_size
|
|
while not segment_queue.empty():
|
|
sleep(0.01)
|
|
for thread in segment_threads:
|
|
thread.abort = True
|
|
while thread.isAlive():
|
|
thread.join(0.01)
|
|
if put_errors_from_threads(segment_threads, error_queue):
|
|
raise ClientException('Aborting manifest creation '
|
|
'because not all segments could be uploaded. %s/%s'
|
|
% (container, obj))
|
|
new_object_manifest = '%s_segments/%s/%s/%s/%s' % (
|
|
quote(container), quote(obj),
|
|
put_headers['x-object-meta-mtime'], full_size,
|
|
options.segment_size)
|
|
if old_manifest == new_object_manifest:
|
|
old_manifest = None
|
|
put_headers['x-object-manifest'] = new_object_manifest
|
|
conn.put_object(container, obj, '', content_length=0,
|
|
headers=put_headers)
|
|
else:
|
|
conn.put_object(container, obj, open(path, 'rb'),
|
|
content_length=getsize(path), headers=put_headers)
|
|
if old_manifest:
|
|
segment_queue = Queue(10000)
|
|
scontainer, sprefix = old_manifest.split('/', 1)
|
|
scontainer = unquote(scontainer)
|
|
sprefix = unquote(sprefix)
|
|
for delobj in conn.get_container(scontainer,
|
|
prefix=sprefix)[1]:
|
|
segment_queue.put({'delete': True,
|
|
'container': scontainer, 'obj': delobj['name']})
|
|
if not segment_queue.empty():
|
|
segment_threads = [QueueFunctionThread(segment_queue,
|
|
_segment_job, create_connection()) for _junk in
|
|
xrange(options.segment_threads)]
|
|
for thread in segment_threads:
|
|
thread.start()
|
|
while not segment_queue.empty():
|
|
sleep(0.01)
|
|
for thread in segment_threads:
|
|
thread.abort = True
|
|
while thread.isAlive():
|
|
thread.join(0.01)
|
|
put_errors_from_threads(segment_threads, error_queue)
|
|
if options.verbose:
|
|
if conn.attempts > 1:
|
|
print_queue.put(
|
|
'%s [after %d attempts]' % (obj, conn.attempts))
|
|
else:
|
|
print_queue.put(obj)
|
|
except OSError, err:
|
|
if err.errno != ENOENT:
|
|
raise
|
|
error_queue.put('Local file %s not found' % repr(path))
|
|
|
|
def _upload_dir(path):
|
|
names = listdir(path)
|
|
if not names:
|
|
object_queue.put({'path': path, 'dir_marker': True})
|
|
else:
|
|
for name in listdir(path):
|
|
subpath = join(path, name)
|
|
if isdir(subpath):
|
|
_upload_dir(subpath)
|
|
else:
|
|
object_queue.put({'path': subpath})
|
|
|
|
create_connection = lambda: get_conn(options)
|
|
object_threads = [QueueFunctionThread(object_queue, _object_job,
|
|
create_connection()) for _junk in xrange(options.object_threads)]
|
|
for thread in object_threads:
|
|
thread.start()
|
|
conn = create_connection()
|
|
# Try to create the container, just in case it doesn't exist. If this
|
|
# fails, it might just be because the user doesn't have container PUT
|
|
# permissions, so we'll ignore any error. If there's really a problem,
|
|
# it'll surface on the first object PUT.
|
|
try:
|
|
conn.put_container(args[0])
|
|
if options.segment_size is not None:
|
|
conn.put_container(args[0] + '_segments')
|
|
except ClientException, err:
|
|
msg = ' '.join(str(x) for x in (err.http_status, err.http_reason))
|
|
if err.http_response_content:
|
|
if msg:
|
|
msg += ': '
|
|
msg += err.http_response_content[:60]
|
|
error_queue.put(
|
|
'Error trying to create container %r: %s' % (args[0], msg))
|
|
except Exception, err:
|
|
error_queue.put(
|
|
'Error trying to create container %r: %s' % (args[0], err))
|
|
try:
|
|
for arg in args[1:]:
|
|
if isdir(arg):
|
|
_upload_dir(arg)
|
|
else:
|
|
object_queue.put({'path': arg})
|
|
while not object_queue.empty():
|
|
sleep(0.01)
|
|
for thread in object_threads:
|
|
thread.abort = True
|
|
while thread.isAlive():
|
|
thread.join(0.01)
|
|
put_errors_from_threads(object_threads, error_queue)
|
|
except ClientException, err:
|
|
if err.http_status != 404:
|
|
raise
|
|
error_queue.put('Account not found')
|
|
|
|
|
|
def split_headers(options, prefix='', error_queue=None):
|
|
"""
|
|
Splits 'Key: Value' strings and returns them as a dictionary.
|
|
|
|
:param options: An array of 'Key: Value' strings
|
|
:param prefix: String to prepend to all of the keys in the dictionary.
|
|
:param error_queue: Queue for thread safe error reporting.
|
|
"""
|
|
headers = {}
|
|
for item in options:
|
|
split_item = item.split(':', 1)
|
|
if len(split_item) == 2:
|
|
headers[prefix + split_item[0]] = split_item[1]
|
|
else:
|
|
error_string = "Metadata parameter %s must contain a ':'.\n%s" \
|
|
% (item, st_post_help)
|
|
if error_queue:
|
|
error_queue.put(error_string)
|
|
else:
|
|
exit(error_string)
|
|
return headers
|
|
|
|
|
|
def parse_args(parser, args, enforce_requires=True):
|
|
if not args:
|
|
args = ['-h']
|
|
(options, args) = parser.parse_args(args)
|
|
|
|
if (not (options.auth and options.user and options.key)):
|
|
# Use 2.0 auth if none of the old args are present
|
|
options.auth_version = '2.0'
|
|
|
|
# Use new-style args if old ones not present
|
|
if not options.auth and options.os_auth_url:
|
|
options.auth = options.os_auth_url
|
|
if not options.user and options.os_username:
|
|
options.user = options.os_username
|
|
if not options.key and options.os_password:
|
|
options.key = options.os_password
|
|
|
|
# Specific OpenStack options
|
|
options.os_options = {
|
|
'tenant_id': options.os_tenant_id,
|
|
'tenant_name': options.os_tenant_name,
|
|
'service_type': options.os_service_type,
|
|
'endpoint_type': options.os_endpoint_type,
|
|
'auth_token': options.os_auth_token,
|
|
'object_storage_url': options.os_storage_url,
|
|
'region_name': options.os_region_name,
|
|
}
|
|
|
|
if enforce_requires and \
|
|
not (options.auth and options.user and options.key):
|
|
exit('''
|
|
Auth version 1.0 requires ST_AUTH, ST_USER, and ST_KEY environment variables
|
|
to be set or overridden with -A, -U, or -K.
|
|
|
|
Auth version 2.0 requires OS_AUTH_URL, OS_USERNAME, OS_PASSWORD, and
|
|
OS_TENANT_NAME OS_TENANT_ID to be set or overridden with --os-auth-url,
|
|
--os-username, --os-password, --os-tenant-name or os-tenant-id.'''.strip('\n'))
|
|
return options, args
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = OptionParser(version='%prog 1.0', usage='''
|
|
Usage: %%prog <command> [options] [args]
|
|
|
|
Commands:
|
|
%(st_stat_help)s
|
|
%(st_list_help)s
|
|
%(st_upload_help)s
|
|
%(st_post_help)s
|
|
%(st_download_help)s
|
|
%(st_delete_help)s
|
|
|
|
Example:
|
|
%%prog -A https://auth.api.rackspacecloud.com/v1.0 -U user -K key stat
|
|
'''.strip('\n') % globals())
|
|
parser.add_option('-s', '--snet', action='store_true', dest='snet',
|
|
default=False, help='Use SERVICENET internal network')
|
|
parser.add_option('-v', '--verbose', action='count', dest='verbose',
|
|
default=1, help='Print more info')
|
|
parser.add_option('-q', '--quiet', action='store_const', dest='verbose',
|
|
const=0, default=1, help='Suppress status output')
|
|
parser.add_option('-A', '--auth', dest='auth',
|
|
default=environ.get('ST_AUTH'),
|
|
help='URL for obtaining an auth token')
|
|
parser.add_option('-V', '--auth-version',
|
|
dest='auth_version',
|
|
default=environ.get('ST_AUTH_VERSION', '1.0'),
|
|
type=str,
|
|
help='Specify a version for authentication. '
|
|
'Defaults to 1.0.')
|
|
parser.add_option('-U', '--user', dest='user',
|
|
default=environ.get('ST_USER'),
|
|
help='User name for obtaining an auth token.')
|
|
parser.add_option('-K', '--key', dest='key',
|
|
default=environ.get('ST_KEY'),
|
|
help='Key for obtaining an auth token.')
|
|
parser.add_option('--os-username',
|
|
metavar='<auth-user-name>',
|
|
default=environ.get('OS_USERNAME'),
|
|
help='Openstack username. Defaults to env[OS_USERNAME].')
|
|
parser.add_option('--os_username',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-password',
|
|
metavar='<auth-password>',
|
|
default=environ.get('OS_PASSWORD'),
|
|
help='Openstack password. Defaults to env[OS_PASSWORD].')
|
|
parser.add_option('--os_password',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-tenant-id',
|
|
metavar='<auth-tenant-id>',
|
|
default=environ.get('OS_TENANT_ID'),
|
|
help='OpenStack tenant ID. Defaults to env[OS_TENANT_ID]')
|
|
parser.add_option('--os_tenant_id',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-tenant-name',
|
|
metavar='<auth-tenant-name>',
|
|
default=environ.get('OS_TENANT_NAME'),
|
|
help='Openstack tenant name. '
|
|
'Defaults to env[OS_TENANT_NAME].')
|
|
parser.add_option('--os_tenant_name',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-auth-url',
|
|
metavar='<auth-url>',
|
|
default=environ.get('OS_AUTH_URL'),
|
|
help='Openstack auth URL. Defaults to env[OS_AUTH_URL].')
|
|
parser.add_option('--os_auth_url',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-auth-token',
|
|
metavar='<auth-token>',
|
|
default=environ.get('OS_AUTH_TOKEN'),
|
|
help='Openstack token. Defaults to env[OS_AUTH_TOKEN]')
|
|
parser.add_option('--os_auth_token',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-storage-url',
|
|
metavar='<storage-url>',
|
|
default=environ.get('OS_STORAGE_URL'),
|
|
help='Openstack storage URL. '
|
|
'Defaults to env[OS_STORAGE_URL]')
|
|
parser.add_option('--os_storage_url',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-region-name',
|
|
metavar='<region-name>',
|
|
default=environ.get('OS_REGION_NAME'),
|
|
help='Openstack region name. '
|
|
'Defaults to env[OS_REGION_NAME]')
|
|
parser.add_option('--os_region_name',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-service-type',
|
|
metavar='<service-type>',
|
|
default=environ.get('OS_SERVICE_TYPE'),
|
|
help='Openstack Service type. '
|
|
'Defaults to env[OS_SERVICE_TYPE]')
|
|
parser.add_option('--os_service_type',
|
|
help=SUPPRESS_HELP)
|
|
parser.add_option('--os-endpoint-type',
|
|
metavar='<endpoint-type>',
|
|
default=environ.get('OS_ENDPOINT_TYPE'),
|
|
help='Openstack Endpoint type. ' \
|
|
'Defaults to env[OS_ENDPOINT_TYPE]')
|
|
parser.add_option('--insecure',
|
|
action="store_true", dest="insecure", default=False,
|
|
help='Allow swiftclient to access insecure keystone '
|
|
'server. The keystone\'s certificate will not '
|
|
'be verified.')
|
|
parser.disable_interspersed_args()
|
|
(options, args) = parse_args(parser, argv[1:], enforce_requires=False)
|
|
parser.enable_interspersed_args()
|
|
|
|
commands = ('delete', 'download', 'list', 'post', 'stat', 'upload')
|
|
if not args or args[0] not in commands:
|
|
parser.print_usage()
|
|
if args:
|
|
exit('no such command: %s' % args[0])
|
|
exit()
|
|
|
|
signal.signal(signal.SIGINT, attempt_graceful_exit)
|
|
|
|
print_queue = Queue(10000)
|
|
|
|
def _print(item):
|
|
if isinstance(item, unicode):
|
|
item = item.encode('utf8')
|
|
print item
|
|
|
|
print_thread = QueueFunctionThread(print_queue, _print)
|
|
print_thread.start()
|
|
|
|
error_count = 0
|
|
error_queue = Queue(10000)
|
|
|
|
def _error(item):
|
|
global error_count
|
|
error_count += 1
|
|
if isinstance(item, unicode):
|
|
item = item.encode('utf8')
|
|
print >> stderr, item
|
|
|
|
error_thread = QueueFunctionThread(error_queue, _error)
|
|
error_thread.start()
|
|
|
|
try:
|
|
parser.usage = globals()['st_%s_help' % args[0]]
|
|
try:
|
|
globals()['st_%s' % args[0]](parser, argv[1:], print_queue,
|
|
error_queue)
|
|
except (ClientException, HTTPException, socket.error), err:
|
|
error_queue.put(str(err))
|
|
while not print_queue.empty():
|
|
sleep(0.01)
|
|
print_thread.abort = True
|
|
while print_thread.isAlive():
|
|
print_thread.join(0.01)
|
|
while not error_queue.empty():
|
|
sleep(0.01)
|
|
error_thread.abort = True
|
|
while error_thread.isAlive():
|
|
error_thread.join(0.01)
|
|
if error_count:
|
|
exit(1)
|
|
except (SystemExit, Exception):
|
|
for thread in threading_enumerate():
|
|
thread.abort = True
|
|
raise
|