def archive_to_fsobj(src_tar):
psep = os.path.sep
for member in src_tar:
d = {
"uid": member.uid,
"gid": member.gid,
"mtime": member.mtime,
"mode": member.mode
}
location = psep + member.name.strip(psep)
if member.isdir():
if member.name.strip(psep) == ".":
continue
yield fsDir(location, **d)
elif member.isreg():
d["data"] = invokable_data_source.wrap_function(
partial(src_tar.extractfile, member.name),
returns_text=False,
returns_handle=True)
# suppress hardlinks until the rest of pkgcore is updated for it.
d["dev"] = None
d["inode"] = None
yield fsFile(location, **d)
elif member.issym() or member.islnk():
yield fsSymlink(location, member.linkname, **d)
elif member.isfifo():
yield fsFifo(location, **d)
elif member.isdev():
d["major"] = long(member.major)
d["minor"] = long(member.minor)
yield fsDev(location, **d)
else:
raise AssertionError(
"unknown type %r, %r was encounted walking tarmembers" %
(member, member.type))
def archive_to_fsobj(src_tar):
psep = os.path.sep
for member in src_tar:
d = {
"uid":member.uid, "gid":member.gid,
"mtime":member.mtime, "mode":member.mode}
location = psep + member.name.strip(psep)
if member.isdir():
if member.name.strip(psep) == ".":
continue
yield fsDir(location, **d)
elif member.isreg():
d["data"] = invokable_data_source.wrap_function(partial(
src_tar.extractfile, member.name), returns_text=False,
returns_handle=True)
# suppress hardlinks until the rest of pkgcore is updated for it.
d["dev"] = None
d["inode"] = None
yield fsFile(location, **d)
elif member.issym() or member.islnk():
yield fsSymlink(location, member.linkname, **d)
elif member.isfifo():
yield fsFifo(location, **d)
elif member.isdev():
d["major"] = long(member.major)
d["minor"] = long(member.minor)
yield fsDev(location, **d)
else:
raise AssertionError(
"unknown type %r, %r was encounted walking tarmembers" %
(member, member.type))
def archive_to_fsobj(src_tar):
psep = os.path.sep
dev = _unique_inode()
# inode cache used for supporting hardlinks.
# Since the tarfile specifies a hardlink target by path (rather than internally
# consistent inode numbers), we have to normalize the path lookup into this cache
# via abspath(os.path.join('/', key))...
inodes = {}
for member in src_tar:
d = {
"uid": member.uid,
"gid": member.gid,
"mtime": member.mtime,
"mode": member.mode
}
location = os.path.abspath(os.path.join(psep, member.name.strip(psep)))
if member.isdir():
if member.name.strip(psep) == ".":
continue
yield fsDir(location, **d)
elif member.isreg() or member.islnk():
d["dev"] = dev
if member.islnk():
target = os.path.abspath(os.path.join(psep, member.linkname))
inode = inodes.get(target)
if inode is None:
raise AssertionError(
"Tarfile file %r is a hardlink to %r, but we can't "
"find the resolved hardlink target %r in the archive. "
"This means either a bug in pkgcore, or a malformed "
"tarball." % (member.name, member.linkname, target))
d["inode"] = inode
else:
d["inode"] = inode = _unique_inode()
# Add the new file to the inode cache even if we're currently processing a
# hardlink; tar allows for hardlink chains of x -> y -> z; thus we have
# to ensure 'y' is in the cache alongside it's target z to support 'x'
# later lookup.
inodes[location] = inode
d["data"] = invokable_data_source.wrap_function(
partial(src_tar.extractfile, member.name),
returns_text=False,
returns_handle=True)
yield fsFile(location, **d)
elif member.issym() or member.islnk():
yield fsSymlink(location, member.linkname, **d)
elif member.isfifo():
yield fsFifo(location, **d)
elif member.isdev():
d["major"] = int(member.major)
d["minor"] = int(member.minor)
yield fsDev(location, **d)
else:
raise AssertionError(
"unknown type %r, %r was encounted walking tarmembers" %
(member, member.type))
def archive_to_fsobj(src_tar):
psep = os.path.sep
dev = _unique_inode()
# inode cache used for supporting hardlinks.
# Since the tarfile specifies a hardlink target by path (rather than internally
# consistent inode numbers), we have to normalize the path lookup into this cache
# via abspath(os.path.join('/', key))...
inodes = {}
for member in src_tar:
d = {
"uid":member.uid, "gid":member.gid,
"mtime":member.mtime, "mode":member.mode}
location = os.path.abspath(os.path.join(psep, member.name.strip(psep)))
if member.isdir():
if member.name.strip(psep) == ".":
continue
yield fsDir(location, **d)
elif member.isreg() or member.islnk():
d["dev"] = dev
if member.islnk():
target = os.path.abspath(os.path.join(psep, member.linkname))
inode = inodes.get(target)
if inode is None:
raise AssertionError(
"Tarfile file %r is a hardlink to %r, but we can't "
"find the resolved hardlink target %r in the archive. "
"This means either a bug in pkgcore, or a malformed "
"tarball." % (member.name, member.linkname, target))
d["inode"] = inode
else:
d["inode"] = inode = _unique_inode()
# Add the new file to the inode cache even if we're currently processing a
# hardlink; tar allows for hardlink chains of x -> y -> z; thus we have
# to ensure 'y' is in the cache alongside it's target z to support 'x'
# later lookup.
inodes[location] = inode
d["data"] = invokable_data_source.wrap_function(partial(
src_tar.extractfile, member.name), returns_text=False,
returns_handle=True)
yield fsFile(location, **d)
elif member.issym() or member.islnk():
yield fsSymlink(location, member.linkname, **d)
elif member.isfifo():
yield fsFifo(location, **d)
elif member.isdev():
d["major"] = int(member.major)
d["minor"] = int(member.minor)
yield fsDev(location, **d)
else:
raise AssertionError(
"unknown type %r, %r was encounted walking tarmembers" %
(member, member.type))
