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Some straightforward changes to support Python 3.

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This commit is contained in:
Itamar Turner-Trauring 2020-12-09 13:42:35 -05:00
parent 489b369218
commit 48bef7db99
1 changed files with 17 additions and 17 deletions
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34
src/allmydata/dirnode.py
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@ -179,7 +179,7 @@ class Adder(object):
def modify(self, old_contents, servermap, first_time):
children = self.node._unpack_contents(old_contents)
now = time.time()
for (namex, (child, new_metadata)) in self.entries.iteritems():
for (namex, (child, new_metadata)) in list(self.entries.items()):
name = normalize(namex)
precondition(IFilesystemNode.providedBy(child), child)
@ -205,8 +205,8 @@ class Adder(object):
return new_contents
def _encrypt_rw_uri(writekey, rw_uri):
precondition(isinstance(rw_uri, str), rw_uri)
precondition(isinstance(writekey, str), writekey)
precondition(isinstance(rw_uri, bytes), rw_uri)
precondition(isinstance(writekey, bytes), writekey)
salt = hashutil.mutable_rwcap_salt_hash(rw_uri)
key = hashutil.mutable_rwcap_key_hash(salt, writekey)
@ -221,7 +221,7 @@ def _encrypt_rw_uri(writekey, rw_uri):
def pack_children(childrenx, writekey, deep_immutable=False):
# initial_children must have metadata (i.e. {} instead of None)
children = {}
for (namex, (node, metadata)) in childrenx.iteritems():
for (namex, (node, metadata)) in list(childrenx.items()):
precondition(isinstance(metadata, dict),
"directory creation requires metadata to be a dict, not None", metadata)
children[normalize(namex)] = (node, metadata)
@ -245,7 +245,7 @@ def _pack_normalized_children(children, writekey, deep_immutable=False):
If deep_immutable is True, I will require that all my children are deeply
immutable, and will raise a MustBeDeepImmutableError if not.
"""
precondition((writekey is None) or isinstance(writekey, str), writekey)
precondition((writekey is None) or isinstance(writekey, bytes), writekey)
has_aux = isinstance(children, AuxValueDict)
entries = []
@ -264,26 +264,26 @@ def _pack_normalized_children(children, writekey, deep_immutable=False):
assert isinstance(metadata, dict)
rw_uri = child.get_write_uri()
if rw_uri is None:
rw_uri = ""
assert isinstance(rw_uri, str), rw_uri
rw_uri = b""
assert isinstance(rw_uri, bytes), rw_uri
# should be prevented by MustBeDeepImmutableError check above
assert not (rw_uri and deep_immutable)
ro_uri = child.get_readonly_uri()
if ro_uri is None:
ro_uri = ""
assert isinstance(ro_uri, str), ro_uri
ro_uri = b""
assert isinstance(ro_uri, bytes), ro_uri
if writekey is not None:
writecap = netstring(_encrypt_rw_uri(writekey, rw_uri))
else:
writecap = ZERO_LEN_NETSTR
entry = "".join([netstring(name.encode("utf-8")),
entry = b"".join([netstring(name.encode("utf-8")),
netstring(strip_prefix_for_ro(ro_uri, deep_immutable)),
writecap,
netstring(json.dumps(metadata))])
netstring(json.dumps(metadata).encode("utf-8"))])
entries.append(netstring(entry))
return "".join(entries)
return b"".join(entries)
@implementer(IDirectoryNode, ICheckable, IDeepCheckable)
class DirectoryNode(object):
@ -352,7 +352,7 @@ class DirectoryNode(object):
# cleartext. The 'name' is UTF-8 encoded, and should be normalized to NFC.
# The rwcapdata is formatted as:
# pack("16ss32s", iv, AES(H(writekey+iv), plaintext_rw_uri), mac)
assert isinstance(data, str), (repr(data), type(data))
assert isinstance(data, bytes), (repr(data), type(data))
# an empty directory is serialized as an empty string
if data == "":
return AuxValueDict()
@ -555,8 +555,8 @@ class DirectoryNode(object):
return d
def set_uri(self, namex, writecap, readcap, metadata=None, overwrite=True):
precondition(isinstance(writecap, (str,type(None))), writecap)
precondition(isinstance(readcap, (str,type(None))), readcap)
precondition(isinstance(writecap, (bytes, type(None))), writecap)
precondition(isinstance(readcap, (bytes, type(None))), readcap)
# We now allow packing unknown nodes, provided they are valid
# for this type of directory.
@ -577,8 +577,8 @@ class DirectoryNode(object):
else:
assert len(e) == 3
writecap, readcap, metadata = e
precondition(isinstance(writecap, (str,type(None))), writecap)
precondition(isinstance(readcap, (str,type(None))), readcap)
precondition(isinstance(writecap, (bytes,type(None))), writecap)
precondition(isinstance(readcap, (bytes,type(None))), readcap)
# We now allow packing unknown nodes, provided they are valid
# for this type of directory.