Differential D4807 Diff 18706 swh/model/identifiers.py

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swh/model/identifiers.py

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headers.append((key.encode("ascii"), value)) headers.append((key.encode("ascii"), value))

return identifier_to_str( return identifier_to_str(

hash_manifest("raw_extrinsic_metadata", headers, metadata["metadata"]) hash_manifest("raw_extrinsic_metadata", headers, metadata["metadata"])

) )

def extid_identifier(extid: Dict[str, Any]) -> str:

"""Return the intrinsic identifier for an ExtID object.

An ExtID identifier is a salted sha1 (using the git hashing algorithm with

the ``extid`` object type) of a manifest following the format:

```

extid_type str

vlorentzUnsubmitted

Not Done

the ``extid`` object type) of a manifest following the format:

```

- extid_type str

- extid bytes

+ extid_type $StrWithoutSpaces

+ extid $Bytes

target $ExtendedSwhid

and should mention $StrWithoutSpaces is ASCII-encoded and something like this quote from the raw-ext-meta:

Newlines in $Bytes are escaped as with other git fields,
ie. by adding a space after them.

vlorentz: and should mention `$StrWithoutSpaces` is ASCII-encoded and something like this quote from the…

extid bytes

target $CoreSwhid

```

Returns:

str: the intrinsic identifier for `extid`

"""

headers = [

vlorentzUnsubmitted

Not Done

headers = [

- (b"extid_type", extid["extid_type"].encode()),

+ (b"extid_type", extid["extid_type"].encode("ascii")),

(b"extid", extid["extid"]),

vlorentz:

(b"extid_type", extid["extid_type"].encode()),

(b"extid", extid["extid"]),

vlorentzUnsubmitted

Not Done

(b"extid", extid["extid"]),

- (b"target", str(extid["target"]).encode()),

+ (b"target", str(extid["target"]).encode("ascii")),

]

return identifier_to_str(hash_manifest("extid", headers))

probably

vlorentz: probably

(b"target", str(extid["target"]).encode()),

]

return identifier_to_str(hash_manifest("extid", headers))

# type of the "object_type" attribute of the SWHID class; either # type of the "object_type" attribute of the SWHID class; either

# ObjectType or ExtendedObjectType # ObjectType or ExtendedObjectType

_TObjectType = TypeVar("_TObjectType", ObjectType, ExtendedObjectType) _TObjectType = TypeVar("_TObjectType", ObjectType, ExtendedObjectType)

# the SWHID class itself (this is used so that X.from_string() can return X # the SWHID class itself (this is used so that X.from_string() can return X

# for all X subclass of _BaseSWHID) # for all X subclass of _BaseSWHID)

_TSWHID = TypeVar("_TSWHID", bound="_BaseSWHID") _TSWHID = TypeVar("_TSWHID", bound="_BaseSWHID")

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