def zip2tar(zip_file: str, tar_file, tar_mode: Optional[str] = 'w:gz'):
"""
:param zip_file: zip file path
:param tar_file:
IO(_io.IOBase): file obj
:param tar_mode: ref `tarfile.TarFile.open`
:return:
"""
zip_file = ZipFile(file=zip_file, mode='r')
tar_file = TarFile.open(fileobj=tar_file, mode=tar_mode)
try:
for zip_info in zip_file.infolist():
tar_info = TarInfo(name=zip_info.filename)
tar_info.size = zip_info.file_size
tar_info.mtime = datetime.now().timestamp()
# https://stackoverflow.com/a/434689/11722440
tar_info.mode = zip_info.external_attr >> 16
# https://stackoverflow.com/a/18432983/11722440
# https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT
# TODO whg fix other file (like symbolic link) in zip to regular file in tar file
if zip_info.filename.endswith('/'):
tar_info.type = tarfile.DIRTYPE
else:
tar_info.type = tarfile.REGTYPE
infile = zip_file.open(zip_info.filename)
tar_file.addfile(tar_info, infile)
except Exception as e:
raise
finally:
tar_file.close()
zip_file.close()
def _add_entry(self, name, type, mode, size, data):
info = TarInfo(name)
info.type = type
info.mode = mode
info.size = size
info.mtime = time.time()
self._tarfile.addfile(info, data)
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(0o755) == '-rwxr-xr-x'
info.mode = 0o755
info.mtime = time.time()
self._archive.addfile(info)
parents.pop()
info = TarInfo(filename)
if isinstance(text, six.text_type):
encoding = self.getEncoding() or 'utf-8'
text = text.encode(encoding)
if isinstance(text, six.binary_type):
stream = BytesIO(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)
def GetTarInfo(filename, filetype=DIRTYPE, mode=0755):
"""Create information for tar files"""
tarinfo = TarInfo(path.basename(filename))
tarinfo.type = filetype
tarinfo.mode = mode
tarinfo.mtime = time()
return tarinfo
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 )
def _build_image_tar(self, target_path):
with tarfile.open(target_path, "w:gz") as image_tar:
for directory in [
["./", "var", "lib", "dpkg", "info"],
["./", "var", "log"],
]:
info = TarInfo("./" + Path(*directory).as_posix())
info.type = tarfile.DIRTYPE
image_tar.addfile(info)
for file in [["var", "log", "dpkg.log"]]:
image_tar.addfile(TarInfo("./" + Path(*file).as_posix()))
status_file = io.BytesIO()
for deb_file in self.files:
deb_file.unpack_into_tar(image_tar, status_file)
status_info = TarInfo(
"./" + Path("var", "lib", "dpkg", "status").as_posix())
status_info.size = status_file.getbuffer().nbytes
status_file.seek(0)
image_tar.addfile(status_info, status_file)
status_file.close()
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 )
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)
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 )
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")
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)
def file_filter(info: tarfile.TarInfo):
info.mode = 0o00777 if executable else 0o00666
info.mtime = 0
info.type = tarfile.REGTYPE
info.uid = info.gid = 0
info.uname = info.gname = "root"
info.pax_headers = {}
return info
def create_dir(self, path):
"""Create a directory within the tarfile.
:param path: the path to put the directory at.
"""
tarinfo = TarInfo(name=path)
tarinfo.type = DIRTYPE
tarinfo.mode = 0755
self._set_defaults(tarinfo)
self.addfile(tarinfo)
def add_to_tar(tar: TarFile, data: bytes, filename: str):
tarinfo = TarInfo(name=filename)
tarinfo.size = len(data)
tarinfo.mtime = int(datetime.timestamp(datetime.utcnow()))
tarinfo.mode = 436
tarinfo.type = b'0'
tarinfo.uid = tarinfo.gid = 0
tarinfo.uname = tarinfo.gname = "0"
tar.addfile(tarinfo, BytesIO(data))
def create_dir(self, path):
"""Create a directory within the tarfile.
:param path: the path to put the directory at.
"""
tarinfo = TarInfo(name=path)
tarinfo.type = DIRTYPE
tarinfo.mode = 0755
self._set_defaults(tarinfo)
self.addfile(tarinfo)
def _addMember(path, data, modtime):
from tarfile import DIRTYPE
elements = path.split('/')
parents = filter(None, [elements[x] for x in range(len(elements))])
for parent in parents:
info = TarInfo()
info.name = parent
info.size = 0
info.mtime = mod_time
info.type = DIRTYPE
archive.addfile(info, StringIO())
_addOneMember(path, data, modtime)
def _materialize_layers(self, directory, idx):
for layer in reversed(self.layers[-idx:]):
self._load_layer(directory, layer)
count = sum(
[len(layer.getnames()) for layer in self.loaded_layers.values()])
with tqdm(total=count, desc="Slimming down image") as t:
with tarfile.open(os.path.join(directory, "image.tar"),
"w:gz") as image_tar:
for layer in reversed(self.layers[-idx:]):
with tarfile.open(
os.path.join(directory, layer,
"layer.tar")) as layer_tar:
for member in layer_tar:
if self._is_doc(
member.name
) or member.name in image_tar.getnames():
continue
if member.islnk() or member.issym():
if member.linkname.startswith(
"usr") or member.linkname.startswith(
"bin"):
name = member.linkname
else:
name = Path(
Path(member.name).parent,
member.linkname)
target = os.path.normpath(name).lstrip("/")
if target not in (layer_tar.getnames() +
image_tar.getnames()):
self._find_file(directory, target,
image_tar)
image_tar.addfile(member)
elif member.isfile():
fileobj = layer_tar.extractfile(member)
self._check_binary(directory, layer_tar,
image_tar, fileobj)
image_tar.addfile(member, fileobj)
else:
image_tar.addfile(member)
t.update(1)
for base_dir in ["tmp", "var", "sys", "proc", "run"]:
if base_dir not in image_tar.getnames():
info = TarInfo(base_dir)
info.type = tarfile.DIRTYPE
image_tar.addfile(info)
self.client.api.import_image(os.path.join(directory, "image.tar"),
repository=self.image)
for layer in self.loaded_layers.values():
layer.close()
def _addMember(filename, data, modtime):
from tarfile import DIRTYPE
parents = filename.split('/')[:-1]
while parents:
path = '/'.join(parents) + '/'
if path not in archive.getnames():
info = TarInfo(path)
info.type = DIRTYPE
info.mtime = modtime
archive.addfile(info)
parents.pop()
_addOneMember(filename, data, modtime)
def _addMember(path, data, modtime):
from tarfile import DIRTYPE
elements = path.split('/')
parents = filter(None, [elements[x] for x in range(len(elements))])
for parent in parents:
info = TarInfo()
info.name = parent
info.size = 0
info.mtime = mod_time
info.type = DIRTYPE
archive.addfile(info, StringIO())
_addOneMember(path, data, modtime)
def _addMember(filename, data, modtime):
from tarfile import DIRTYPE
parents = filename.split('/')[:-1]
while parents:
path = '/'.join(parents) + '/'
if path not in archive.getnames():
info = TarInfo(path)
info.type = DIRTYPE
info.mtime = modtime
archive.addfile(info)
parents.pop()
_addOneMember(filename, data, modtime)
def _add_entry(
self,
name: str,
type: bytes,
mode: int,
mtime: int,
size: int,
data: Optional[IO[bytes]],
linkname: str = "",
) -> None:
info = TarInfo(name)
info.type = type
info.mode = mode
info.size = size
info.mtime = mtime
info.linkname = linkname
return self._inner.addfile(info, data)
def compute(self, conn, data=None):
tarinfo = TarInfo()
tarinfo.name = self.name
tarinfo.mod = 0o700
tarinfo.uid = 0
tarinfo.gid = 0
tarinfo.type = REGTYPE
tarinfo.linkname = ""
if self.name == CONTAINER_PROPERTIES:
meta = data or conn.container_get_properties(self.acct, self.ref)
tarinfo.size = len(json.dumps(meta['properties'], sort_keys=True))
self._filesize = tarinfo.size
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
return
elif self.name == CONTAINER_MANIFEST:
tarinfo.size = len(json.dumps(data, sort_keys=True))
self._filesize = tarinfo.size
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
return
entry = conn.object_get_properties(self.acct, self.ref, self.name)
properties = entry['properties']
# x-static-large-object
if properties.get(SLO, False):
tarinfo.size = int(properties.get(SLO_SIZE))
_, slo = conn.object_fetch(self.acct, self.ref, self.name)
self._slo = json.loads("".join(slo), object_pairs_hook=OrderedDict)
else:
tarinfo.size = int(entry['length'])
self._filesize = tarinfo.size
# XATTR
# do we have to store basic properties like policy, ... ?
for key, val in properties.items():
assert isinstance(val, basestring), \
"Invalid type for %s:%s:%s" % (self.acct, self.name, key)
if self.slo and key in SLO_HEADERS:
continue
tarinfo.pax_headers[SCHILY + key] = val
tarinfo.pax_headers['mime_type'] = entry['mime_type']
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
def get_image(self, image):
if not image:
raise APIError(HTTPError('500 Server Error'),
None,
explanation='Usage: image_export IMAGE [IMAGE...]')
layers = []
next_layer_id = image
while next_layer_id:
layer = normalizeimage(self._findlayer(next_layer_id), copy=True)
layers.append(layer)
next_layer_id = layers[-1][':parent_id']
image_file = BytesIO()
mtime = time()
with tarfile_open(mode='w', fileobj=image_file) as image_tar_file:
for layer in layers:
ti_dir = TarInfo(layer[':id'])
ti_dir.mtime = mtime
ti_dir.mode = 0o755
ti_dir.type = DIRTYPE
image_tar_file.addfile(ti_dir)
layer_tar_src_path = ospath_join(self._my_dir, 'data',
layer[':short_id'],
'layer.tar')
with open(layer_tar_src_path, 'rb') as layer_tar_src_file:
layer_tar_dst_path = '{}/layer.tar'.format(layer[':id'])
ti_layer = image_tar_file.gettarinfo(
layer_tar_src_path, layer_tar_dst_path)
ti_layer.mtime = mtime
ti_layer.mode = 0o644
ti_layer.uid = ti_layer.gid = 0
ti_layer.uname = ti_layer.gname = ''
image_tar_file.addfile(ti_layer,
fileobj=layer_tar_src_file)
image_file.seek(0)
return image_file
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
info.mtime = time.time()
self._archive.addfile(info)
parents.pop()
stream = StringIO(text)
info = TarInfo(filename)
info.size = len(text)
info.mtime = time.time()
self._archive.addfile(info, stream)
def uploadDF(dataflowName):
dataflowStr = None
udfs = {}
dataflowPath = os.path.join(path, "dataflows", dataflowName)
with open(os.path.join(dataflowPath, "dataflowInfo.json"), 'r') as df:
dataflowStr = df.read()
if os.path.exists(dataflowPath + "/udfs/"):
for udf in os.listdir(os.path.join(dataflowPath, "udfs")):
with open(os.path.join(dataflowPath, "udfs", udf), 'r') as udfFile:
udfs[udf] = udfFile.read()
retinaBuf = io.BytesIO()
with tarfile.open(fileobj=retinaBuf, mode="w:gz") as tar:
info = TarInfo("dataflowInfo.json")
info.size = len(dataflowStr)
tar.addfile(info, io.BytesIO(bytearray(dataflowStr, "utf-8")))
# # ##udfs directory
if udfs:
info = TarInfo("udfs")
info.type = tarfile.DIRTYPE
info.mode = 0o755
tar.addfile(info)
# ##Add udf to the above dir
for udfName, udfCode in udfs.items():
info = TarInfo(name="udfs/" + udfName)
info.size = len(udfCode)
info.mode = 0o755
tar.addfile(info, io.BytesIO(bytearray(udfCode, "utf-8")))
try:
retina.delete(dataflowName)
except:
print("Dataflow deletion failed!", dataflowName, availableRetinas)
retina.add(dataflowName, retinaBuf.getvalue())
def get_image(self, image):
if not image:
raise APIError(HTTPError('500 Server Error'), None, explanation='Usage: image_export IMAGE [IMAGE...]')
layers = []
next_layer_id = image
while next_layer_id:
layer = normalizeimage(self._findlayer(next_layer_id), copy=True)
layers.append(layer)
next_layer_id = layers[-1][':parent_id']
image_file = BytesIO()
mtime = time()
with tarfile_open(mode='w', fileobj=image_file) as image_tar_file:
for layer in layers:
ti_dir = TarInfo(layer[':id'])
ti_dir.mtime = mtime
ti_dir.mode = 0o755
ti_dir.type = DIRTYPE
image_tar_file.addfile(ti_dir)
layer_tar_src_path = ospath_join(self._my_dir, 'data', layer[':short_id'], 'layer.tar')
with open(layer_tar_src_path, 'rb') as layer_tar_src_file:
layer_tar_dst_path = '{}/layer.tar'.format(layer[':id'])
ti_layer = image_tar_file.gettarinfo(layer_tar_src_path, layer_tar_dst_path)
ti_layer.mtime = mtime
ti_layer.mode = 0o644
ti_layer.uid = ti_layer.gid = 0
ti_layer.uname = ti_layer.gname = ''
image_tar_file.addfile(ti_layer, fileobj=layer_tar_src_file)
image_file.seek(0)
return image_file
def compute(self, conn, data=None):
tarinfo = TarInfo()
tarinfo.name = self.name
tarinfo.mod = 0o700
tarinfo.uid = 0
tarinfo.gid = 0
tarinfo.type = REGTYPE
tarinfo.linkname = ""
if self.name == CONTAINER_PROPERTIES:
meta = data or conn.container_get_properties(self.acct, self.ref)
tarinfo.size = len(json.dumps(meta['properties'], sort_keys=True))
self._filesize = tarinfo.size
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
return
elif self.name == CONTAINER_MANIFEST:
tarinfo.size = len(json.dumps(data, sort_keys=True))
self._filesize = tarinfo.size
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
return
entry = conn.object_get_properties(self.acct, self.ref, self.name)
properties = entry['properties']
# x-static-large-object
if properties.get(SLO, False):
tarinfo.size = int(properties.get(SLO_SIZE))
_, slo = conn.object_fetch(self.acct,
self.ref,
self.name,
properties=False)
self._slo = json.loads("".join(slo), object_pairs_hook=OrderedDict)
self._checksums = {}
# format MD5 to share same format as multi chunks object
offset = 0
for idx, ck in enumerate(self._slo):
self._checksums[idx] = {
'hash': ck['hash'].upper(),
'size': ck['bytes'],
'offset': offset
}
offset += ck['bytes']
else:
tarinfo.size = int(entry['length'])
meta, chunks = conn.object_locate(self.acct,
self.ref,
self.name,
properties=False)
storage_method = STORAGE_METHODS.load(meta['chunk_method'])
chunks = _sort_chunks(chunks, storage_method.ec)
for idx in chunks:
chunks[idx] = chunks[idx][0]
del chunks[idx]['url']
del chunks[idx]['score']
del chunks[idx]['pos']
self._checksums = chunks
self._filesize = tarinfo.size
# XATTR
# do we have to store basic properties like policy, ... ?
for key, val in properties.items():
assert isinstance(val, basestring), \
"Invalid type for %s:%s:%s" % (self.acct, self.name, key)
if self.slo and key in SLO_HEADERS:
continue
tarinfo.pax_headers[SCHILY + key] = val
tarinfo.pax_headers['mime_type'] = entry['mime_type']
self._buf = tarinfo.tobuf(format=PAX_FORMAT)
def tar(host, backup, share, path):
binary_stdout = stdout.buffer
fbak = Fruitbak(confdir = Path('/dev/shm/conf'))
backup = fbak[host][backup]
if path is None:
share, path = backup.locate_path(share)
else:
share = backup[share]
def iterator():
for dentry in share.find(path):
if dentry.is_file and not dentry.is_hardlink:
yield from dentry.hashes
with fbak.pool.agent().readahead(iterator()) as reader:
for dentry in share.find(path):
name = dentry.name or b'.'
i = TarInfo(fsdecode(bytes(name)))
i.mode = dentry.mode & 0o7777
i.uid = dentry.uid
i.gid = dentry.gid
i.mtime = dentry.mtime // 1000000000
if dentry.is_hardlink:
i.type = LNKTYPE
hardlink = dentry.hardlink or b'.'
i.linkname = fsdecode(bytes(hardlink))
elif dentry.is_file:
i.type = REGTYPE
i.size = dentry.size
elif dentry.is_symlink:
i.type = SYMTYPE
i.linkname = fsdecode(bytes(dentry.symlink))
elif dentry.is_chardev:
i.type = CHRTYPE
i.devmajor = dentry.major
i.devminor = dentry.minor
elif dentry.is_blockdev:
i.type = BLKTYPE
i.devmajor = dentry.major
i.devminor = dentry.minor
elif dentry.is_directory:
i.type = DIRTYPE
elif dentry.is_fifo:
i.type = FIFOTYPE
else:
continue
binary_stdout.write(i.tobuf(GNU_FORMAT))
if dentry.is_file and not dentry.is_hardlink:
for hash in dentry.hashes:
action = next(reader)
if action.exception:
raise action.exception[1]
binary_stdout.write(action.value)
padding = -i.size % BLOCKSIZE
if padding:
binary_stdout.write(bytes(padding))
binary_stdout.write(b'\0' * (BLOCKSIZE*2))
