本文整理汇总了Python中tarfile.TarInfo.size方法的典型用法代码示例。如果您正苦于以下问题:Python TarInfo.size方法的具体用法?Python TarInfo.size怎么用?Python TarInfo.size使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类tarfile.TarInfo
的用法示例。
在下文中一共展示了TarInfo.size方法的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: writeDataFile
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def writeDataFile( self, filename, text, content_type, subdir=None ):
""" See IExportContext.
"""
mod_time = time.time()
if subdir is not None:
elements = subdir.split('/')
parents = filter(None, elements)
while parents:
dirname = os.path.join(*parents)
try:
self._archive.getmember(dirname+'/')
except KeyError:
info = TarInfo(dirname)
info.size = 0
info.mode = 509
info.mtime = mod_time
info.type = DIRTYPE
self._archive.addfile(info, StringIO())
parents = parents[:-1]
filename = '/'.join( ( subdir, filename ) )
stream = StringIO( text )
info = TarInfo( filename )
info.size = len( text )
info.mode = 436
info.mtime = mod_time
self._archive.addfile( info, stream )
示例2: writeDataFile
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def writeDataFile( self, filename, text, content_type, subdir=None ):
""" See IExportContext.
"""
if subdir is not None:
filename = '/'.join( ( subdir, filename ) )
parents = filename.split('/')[:-1]
while parents:
path = '/'.join(parents) + '/'
if path not in self._archive.getnames():
info = TarInfo(path)
info.type = DIRTYPE
# tarfile.filemode(0755) == '-rwxr-xr-x'
info.mode = 0755
info.mtime = time.time()
self._archive.addfile(info)
parents.pop()
info = TarInfo(filename)
if isinstance(text, basestring):
stream = StringIO(text)
info.size = len(text)
else:
# Assume text is a an instance of a class like
# Products.Archetypes.WebDAVSupport.PdataStreamIterator,
# as in the case of ATFile
stream = text.file
info.size = text.size
info.mtime = time.time()
self._archive.addfile( info, stream )
示例3: writeDataFile
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def writeDataFile( self, filename, text, content_type, subdir=None ):
""" See IExportContext.
"""
if subdir is not None:
filename = '/'.join( ( subdir, filename ) )
parents = filename.split('/')[:-1]
while parents:
path = '/'.join(parents) + '/'
if path not in self._archive.getnames():
info = TarInfo(path)
info.type = DIRTYPE
# tarfile.filemode(0755) == '-rwxr-xr-x'
info.mode = 0755
info.mtime = time.time()
self._archive.addfile(info)
parents.pop()
info = TarInfo(filename)
if isinstance(text, str):
stream = StringIO(text)
info.size = len(text)
elif isinstance(text, unicode):
raise ValueError("Unicode text is not supported, even if it only "
"contains ascii. Please encode your data. See "
"GS 1.7.0 changes for more")
else:
# Assume text is a an instance of a class like
# Products.Archetypes.WebDAVSupport.PdataStreamIterator,
# as in the case of ATFile
stream = text.file
info.size = text.size
info.mtime = time.time()
self._archive.addfile( info, stream )
示例4: put
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def put(self, content, filename="", file_hash=""):
""" Store file information in hashed tree """
if not filename and not file_hash:
raise ValueError('Filename or FileHash is mandatory')
if filename:
# File accesibility
if not os.path.exists(filename):
raise IOError('Unaccesible file %s', filename)
# Calc hash
file_hash = self._get_hash(filename)
if not file_hash:
raise ValueError('Hash of file is mandatory')
# Get file path for hash
path, tarfile, hashed_filename = self._get_path(file_hash)
# Create file path
try:
os.makedirs(path)
except WindowsError:
pass
except OSError:
pass
# Open tarfile
if self.external_compressor:
# External compressor is not suited for adding files.
raise ValueError('You cannot use external compressor for write files')
with TarFile.open(name=os.path.join(path, tarfile), mode='a') as tar:
with FileLock(os.path.join(path, tarfile)) as lock:
# Test if file already exists into tarfile
try:
tar.getmember(hashed_filename)
raise ValueError('Member already exists')
except KeyError:
pass
except:
raise
data = self.encoder.encode(content)
if self.internal_compressor:
data = self.internal_compressor.compress(data)
data_file = StringIO(data)
mtime = time.time()
ti = TarInfo(hashed_filename)
ti.size = data_file.len
ti.mtime = mtime
tar.addfile(tarinfo=ti, fileobj=data_file)
tar.close()
return file_hash
示例5: _addToArchive
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def _addToArchive(output, filename, archive):
output.seek(0)
xmlInfo = TarInfo(filename)
xmlInfo.size = len(output.getbuffer())
xmlInfo.mtime = time.time()
archive.addfile(xmlInfo,output)
output.close()
示例6: _dump_files
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def _dump_files(self, tar):
"""
Dump all uploaded media to the archive.
"""
# Loop through all models and find FileFields
for model in apps.get_models():
# Get the name of all file fields in the model
field_names = []
for field in model._meta.fields:
if isinstance(field, models.FileField):
field_names.append(field.name)
# If any were found, loop through each row
if len(field_names):
for row in model.objects.all():
for field_name in field_names:
field = getattr(row, field_name)
if field:
field.open()
info = TarInfo(field.name)
info.size = field.size
tar.addfile(info, field)
field.close()
示例7: move_certs
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def move_certs(self, paths):
self.log.info("Staging internal ssl certs for %s", self._log_name)
yield self.pull_image(self.move_certs_image)
# create the volume
volume_name = self.format_volume_name(self.certs_volume_name, self)
# create volume passes even if it already exists
self.log.info("Creating ssl volume %s for %s", volume_name, self._log_name)
yield self.docker('create_volume', volume_name)
# create a tar archive of the internal cert files
# docker.put_archive takes a tarfile and a running container
# and unpacks the archive into the container
nb_paths = {}
tar_buf = BytesIO()
archive = TarFile(fileobj=tar_buf, mode='w')
for key, hub_path in paths.items():
fname = os.path.basename(hub_path)
nb_paths[key] = '/certs/' + fname
with open(hub_path, 'rb') as f:
content = f.read()
tarinfo = TarInfo(name=fname)
tarinfo.size = len(content)
tarinfo.mtime = os.stat(hub_path).st_mtime
tarinfo.mode = 0o644
archive.addfile(tarinfo, BytesIO(content))
archive.close()
tar_buf.seek(0)
# run a container to stage the certs,
# mounting the volume at /certs/
host_config = self.client.create_host_config(
binds={
volume_name: {"bind": "/certs", "mode": "rw"},
},
)
container = yield self.docker('create_container',
self.move_certs_image,
volumes=["/certs"],
host_config=host_config,
)
container_id = container['Id']
self.log.debug(
"Container %s is creating ssl certs for %s",
container_id[:12], self._log_name,
)
# start the container
yield self.docker('start', container_id)
# stage the archive to the container
try:
yield self.docker(
'put_archive',
container=container_id,
path='/certs',
data=tar_buf,
)
finally:
yield self.docker('remove_container', container_id)
return nb_paths
示例8: generate_tar
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def generate_tar(entries):
tar_buf = BytesIO()
tar_file = TarFile(mode="w", fileobj=tar_buf)
for path, contents in entries.items():
tar_info = TarInfo(name=path)
tar_info.size = len(contents)
tar_file.addfile(tar_info, fileobj=BytesIO(contents))
return BytesIO(tar_buf.getvalue())
示例9: addFile
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def addFile(tar, dest, file, file_size):
if dest not in written_files:
info = TarInfo(dest)
info.size = file_size
info.mtime = now
info.mode = 0777
tar.addfile(info, fileobj=file)
written_files.add(dest)
示例10: _dump_meta
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def _dump_meta(self, tar):
"""
Dump metadata to the archive.
"""
data = MixedIO()
dump({'version': __version__}, data)
info = TarInfo('meta.json')
info.size = data.rewind()
tar.addfile(info, data)
示例11: handle
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def handle(self, *args, **kwargs):
"""
Process the command.
"""
tar = TarFile.open(datetime.today().strftime("2buntu-backup-%Y-%m-%d-%H-%M-%S.tar.bz2"), "w:bz2")
for name in self.DATABASE_MODELS:
f = MixedIO()
call_command("dumpdata", name, format="json", stdout=f)
info = TarInfo("%s.json" % name.split(".")[1])
info.size = f.rewind()
tar.addfile(info, f)
for model in self.IMAGE_MODELS:
for item in model.objects.all():
if item.image:
info = TarInfo(item.image.name)
info.size = item.image.size
tar.addfile(info, item.image)
self.stdout.write("Backup completed.")
示例12: given_download
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def given_download(self, payload: Dict[str, bytes], compression: str):
resource_id = '{}.tar.{}'.format(uuid4(), compression)
download_filename = join(self._content_root, resource_id)
with self.sync._open(download_filename, 'w') as archive:
for filename, content in payload.items():
tarinfo = TarInfo(filename)
tarinfo.size = len(content)
archive.addfile(tarinfo, BytesIO(content))
self.email_server_client_mock.download.return_value = resource_id
示例13: addString
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def addString(tar, dest, string):
if dest not in written_files:
print dest, string
info = TarInfo(dest)
info.size = len(string)
info.mtime = now
info.mode = 0777
file = StringIO(string)
tar.addfile(info, fileobj=file)
file.close()
written_files.add(dest)
示例14: _dump_db
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def _dump_db(self, tar):
"""
Dump the rows in each model to the archive.
"""
# Dump the tables to a MixedIO
data = MixedIO()
call_command('dumpdata', all=True, format='json', indent=self.attr.get('ARCHIVE_DB_INDENT'),
exclude=self.attr.get('ARCHIVE_EXCLUDE'), stdout=data)
info = TarInfo(DB_DUMP)
info.size = data.rewind()
tar.addfile(info, data)
示例15: create_file_from_string
# 需要导入模块: from tarfile import TarInfo [as 别名]
# 或者: from tarfile.TarInfo import size [as 别名]
def create_file_from_string(self, filename, content):
"""Create a file with the contents passed as a string.
:param filename: the path to put the file at inside the
tarfile.
:param content: the content to put in the created file.
"""
tarinfo = TarInfo(name=filename)
tarinfo.size = len(content)
self._set_defaults(tarinfo)
fileobj = StringIO(content)
self.addfile(tarinfo, fileobj=fileobj)