本文整理汇总了Python中attic.archive.Archive类的典型用法代码示例。如果您正苦于以下问题：Python Archive类的具体用法？Python Archive怎么用？Python Archive使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Archive类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: do_list
def do_list(self, args):
"""List archive or repository contents"""
repository = self.open_repository(args.src)
manifest, key = Manifest.load(repository)
if args.src.archive:
tmap = {1: 'p', 2: 'c', 4: 'd', 6: 'b', 0o10: '-', 0o12: 'l', 0o14: 's'}
archive = Archive(repository, key, manifest, args.src.archive)
for item in archive.iter_items():
type = tmap.get(item[b'mode'] // 4096, '?')
mode = format_file_mode(item[b'mode'])
size = 0
if type == '-':
try:
size = sum(size for _, size, _ in item[b'chunks'])
except KeyError:
pass
mtime = format_time(datetime.fromtimestamp(bigint_to_int(item[b'mtime']) / 1e9))
if b'source' in item:
if type == 'l':
extra = ' -> %s' % item[b'source']
else:
type = 'h'
extra = ' link to %s' % item[b'source']
else:
extra = ''
print('%s%s %-6s %-6s %8d %s %s%s' % (type, mode, item[b'user'] or item[b'uid'],
item[b'group'] or item[b'gid'], size, mtime,
remove_surrogates(item[b'path']), extra))
else:
for archive in sorted(Archive.list_archives(repository, key, manifest), key=attrgetter('ts')):
print(format_archive(archive))
return self.exit_code示例2: _test_timestamp_parsing
def _test_timestamp_parsing(self, isoformat, expected):
repository = Mock()
key = PlaintextKey()
manifest = Manifest(repository, key)
a = Archive(repository, key, manifest, 'test', create=True)
a.metadata = {b'time': isoformat}
self.assert_equal(a.ts, expected)示例3: do_extract
def do_extract(self, args):
"""Extract archive contents
"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dirs = []
for item, peek in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns)):
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1))
self.print_verbose(remove_surrogates(item[b'path']))
try:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item, peek=peek)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(item[b'path']), e)
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code示例4: do_create
def do_create(self, args):
"""Create new archive"""
t0 = datetime.now()
repository = self.open_repository(args.archive, exclusive=True)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest, do_files=args.cache_files)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache,
create=True, checkpoint_interval=args.checkpoint_interval,
numeric_owner=args.numeric_owner, progress=args.progress)
# Add cache dir to inode_skip list
skip_inodes = set()
try:
st = os.stat(get_cache_dir())
skip_inodes.add((st.st_ino, st.st_dev))
except IOError:
pass
# Add local repository dir to inode_skip list
if not args.archive.host:
try:
st = os.stat(args.archive.path)
skip_inodes.add((st.st_ino, st.st_dev))
except IOError:
pass
for path in args.paths:
if path == '-': # stdin
path = 'stdin'
self.print_verbose(path)
try:
archive.process_stdin(path, cache)
except IOError as e:
self.print_error('%s: %s', path, e)
continue
path = os.path.normpath(path)
if args.dontcross:
try:
restrict_dev = os.lstat(path).st_dev
except OSError as e:
self.print_error('%s: %s', path, e)
continue
else:
restrict_dev = None
self._process(archive, cache, args.excludes, args.exclude_caches, skip_inodes, path, restrict_dev)
archive.save(timestamp=args.timestamp)
if args.progress:
archive.stats.show_progress(final=True)
if args.stats:
t = datetime.now()
diff = t - t0
print('-' * 78)
print('Archive name: %s' % args.archive.archive)
print('Archive fingerprint: %s' % hexlify(archive.id).decode('ascii'))
print('Start time: %s' % t0.strftime('%c'))
print('End time: %s' % t.strftime('%c'))
print('Duration: %s' % format_timedelta(diff))
print('Number of files: %d' % archive.stats.nfiles)
archive.stats.print_('This archive:', cache)
print('-' * 78)
return self.exit_code示例5: do_delete
def do_delete(self, args):
"""Delete archive
"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache)
archive.delete(cache)
return self.exit_code示例6: do_rename
def do_rename(self, args):
"""Rename an existing archive"""
repository = self.open_repository(args.archive, exclusive=True)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache)
archive.rename(args.name)
manifest.write()
repository.commit()
cache.commit()
return self.exit_code示例7: do_delete
def do_delete(self, args):
"""Delete an existing archive"""
repository = self.open_repository(args.archive, exclusive=True)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache)
stats = Statistics()
archive.delete(stats)
manifest.write()
repository.commit()
cache.commit()
if args.stats:
stats.print_('Deleted data:', cache)
return self.exit_code示例8: do_create
def do_create(self, args):
"""Create new archive
"""
t0 = datetime.now()
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache,
create=True, checkpoint_interval=args.checkpoint_interval,
numeric_owner=args.numeric_owner)
# Add Attic cache dir to inode_skip list
skip_inodes = set()
try:
st = os.stat(get_cache_dir())
skip_inodes.add((st.st_ino, st.st_dev))
except IOError:
pass
# Add local repository dir to inode_skip list
if not args.archive.host:
try:
st = os.stat(args.archive.path)
skip_inodes.add((st.st_ino, st.st_dev))
except IOError:
pass
for path in args.paths:
path = os.path.normpath(path)
if args.dontcross:
try:
restrict_dev = os.lstat(path).st_dev
except OSError as e:
self.print_error('%s: %s', path, e)
continue
else:
restrict_dev = None
self._process(archive, cache, args.excludes, skip_inodes, path, restrict_dev)
archive.save()
if args.stats:
t = datetime.now()
diff = t - t0
print('-' * 40)
print('Archive name: %s' % args.archive.archive)
print('Archive fingerprint: %s' % hexlify(archive.id).decode('ascii'))
print('Start time: %s' % t0.strftime('%c'))
print('End time: %s' % t.strftime('%c'))
print('Duration: %s' % format_timedelta(diff))
archive.stats.print_()
print('-' * 40)
return self.exit_code示例9: do_info
def do_info(self, args):
"""Show archive details such as disk space used"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archive = Archive(repository, key, manifest, args.archive.archive, cache=cache)
stats = archive.calc_stats(cache)
print('Name:', archive.name)
print('Fingerprint: %s' % hexlify(archive.id).decode('ascii'))
print('Hostname:', archive.metadata[b'hostname'])
print('Username:', archive.metadata[b'username'])
print('Time: %s' % to_localtime(archive.ts).strftime('%c'))
print('Command line:', remove_surrogates(' '.join(archive.metadata[b'cmdline'])))
print('Number of files: %d' % stats.nfiles)
stats.print_('This archive:', cache)
return self.exit_code示例10: do_prune
def do_prune(self, args):
"""Prune repository archives according to specified rules
"""
repository = self.open_repository(args.repository)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archives = list(sorted(Archive.list_archives(repository, key, manifest, cache),
key=attrgetter('ts'), reverse=True))
if args.hourly + args.daily + args.weekly + args.monthly + args.yearly == 0:
self.print_error('At least one of the "hourly", "daily", "weekly", "monthly" or "yearly" '
'settings must be specified')
return 1
if args.prefix:
archives = [archive for archive in archives if archive.name.startswith(args.prefix)]
keep = []
if args.hourly:
keep += prune_split(archives, '%Y-%m-%d %H', args.hourly)
if args.daily:
keep += prune_split(archives, '%Y-%m-%d', args.daily, keep)
if args.weekly:
keep += prune_split(archives, '%G-%V', args.weekly, keep)
if args.monthly:
keep += prune_split(archives, '%Y-%m', args.monthly, keep)
if args.yearly:
keep += prune_split(archives, '%Y', args.yearly, keep)
keep.sort(key=attrgetter('ts'), reverse=True)
to_delete = [a for a in archives if a not in keep]
for archive in keep:
self.print_verbose('Keeping archive "%s"' % archive.name)
for archive in to_delete:
self.print_verbose('Pruning archive "%s"', archive.name)
archive.delete(cache)
return self.exit_code示例11: do_verify
def do_verify(self, args):
"""Verify archive consistency
"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive)
patterns = adjust_patterns(args.paths, args.excludes)
def start_cb(item):
self.print_verbose('%s ...', remove_surrogates(item[b'path']), newline=False)
def result_cb(item, success):
if success:
self.print_verbose('OK')
else:
self.print_verbose('ERROR')
self.print_error('%s: verification failed' % remove_surrogates(item[b'path']))
for item, peek in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns)):
if stat.S_ISREG(item[b'mode']) and b'chunks' in item:
archive.verify_file(item, start_cb, result_cb, peek=peek)
return self.exit_code示例12: do_delete
def do_delete(self, args):
"""Delete an existing repository or archive"""
repository = self.open_repository(args.target, exclusive=True)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest, do_files=args.cache_files)
if args.target.archive:
archive = Archive(repository, key, manifest, args.target.archive, cache=cache)
stats = Statistics()
archive.delete(stats)
manifest.write()
repository.commit()
cache.commit()
if args.stats:
stats.print_('Deleted data:', cache)
else:
print("You requested to completely DELETE the repository *including* all archives it contains:")
for archive in sorted(Archive.list_archives(repository, key, manifest), key=attrgetter('ts')):
print(format_archive(archive))
print("""Type "YES" if you understand this and want to continue.\n""")
if input('Do you want to continue? ') == 'YES':
repository.destroy()
cache.destroy()
print("Repository and corresponding cache were deleted.")
return self.exit_code示例13: do_prune
def do_prune(self, args):
"""Prune repository archives according to specified rules
"""
repository = self.open_repository(args.repository)
manifest, key = Manifest.load(repository)
cache = Cache(repository, key, manifest)
archives = list(sorted(Archive.list_archives(repository, key, manifest, cache),
key=attrgetter('ts'), reverse=True))
if args.hourly + args.daily + args.weekly + args.monthly + args.yearly == 0 and args.within is None:
self.print_error('At least one of the "within", "hourly", "daily", "weekly", "monthly" or "yearly" '
'settings must be specified')
return 1
if args.prefix:
archives = [archive for archive in archives if archive.name.startswith(args.prefix)]
keep = []
if args.within:
keep += prune_within(archives, args.within)
if args.hourly:
keep += prune_split(archives, '%Y-%m-%d %H', args.hourly, keep)
if args.daily:
keep += prune_split(archives, '%Y-%m-%d', args.daily, keep)
if args.weekly:
keep += prune_split(archives, '%G-%V', args.weekly, keep)
if args.monthly:
keep += prune_split(archives, '%Y-%m', args.monthly, keep)
if args.yearly:
keep += prune_split(archives, '%Y', args.yearly, keep)
keep.sort(key=attrgetter('ts'), reverse=True)
to_delete = [a for a in archives if a not in keep]
stats = Statistics()
for archive in keep:
self.print_verbose('Keeping archive: %s' % format_archive(archive))
for archive in to_delete:
if args.dry_run:
self.print_verbose('Would prune: %s' % format_archive(archive))
else:
self.print_verbose('Pruning archive: %s' % format_archive(archive))
archive.delete(stats)
if to_delete and not args.dry_run:
manifest.write()
repository.commit()
cache.commit()
if args.stats:
stats.print_('Deleted data:', cache)
return self.exit_code示例14: do_extract
def do_extract(self, args):
"""Extract archive contents"""
# be restrictive when restoring files, restore permissions later
if sys.getfilesystemencoding() == 'ascii':
print('Warning: File system encoding is "ascii", extracting non-ascii filenames will not be supported.')
os.umask(0o077)
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dry_run = args.dry_run
strip_components = args.strip_components
dirs = []
for item in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns), preload=True):
orig_path = item[b'path']
if strip_components:
item[b'path'] = os.sep.join(orig_path.split(os.sep)[strip_components:])
if not item[b'path']:
continue
if not args.dry_run:
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1))
self.print_verbose(remove_surrogates(orig_path))
try:
if dry_run:
archive.extract_item(item, dry_run=True)
else:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(orig_path), e)
if not args.dry_run:
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code示例15: do_extract
def do_extract(self, args):
"""Extract archive contents"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dry_run = args.dry_run
strip_components = args.strip_components
dirs = []
for item in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns), preload=True):
orig_path = item[b'path']
if strip_components:
item[b'path'] = os.sep.join(orig_path.split(os.sep)[strip_components:])
if not item[b'path']:
continue
if not args.dry_run:
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1))
self.print_verbose(remove_surrogates(orig_path))
try:
if dry_run:
archive.extract_item(item, dry_run=True)
else:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(orig_path), e)
if not args.dry_run:
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code