121 lines
3.1 KiB
Python
121 lines
3.1 KiB
Python
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#
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# Copyright OpenEmbedded Contributors
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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import collections
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DepRecipe = collections.namedtuple("DepRecipe", ("doc", "doc_sha1", "recipe"))
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DepSource = collections.namedtuple("DepSource", ("doc", "doc_sha1", "recipe", "file"))
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def get_recipe_spdxid(d):
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return "SPDXRef-%s-%s" % ("Recipe", d.getVar("PN"))
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def get_download_spdxid(d, idx):
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return "SPDXRef-Download-%s-%d" % (d.getVar("PN"), idx)
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def get_package_spdxid(pkg):
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return "SPDXRef-Package-%s" % pkg
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def get_source_file_spdxid(d, idx):
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return "SPDXRef-SourceFile-%s-%d" % (d.getVar("PN"), idx)
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def get_packaged_file_spdxid(pkg, idx):
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return "SPDXRef-PackagedFile-%s-%d" % (pkg, idx)
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def get_image_spdxid(img):
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return "SPDXRef-Image-%s" % img
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def get_sdk_spdxid(sdk):
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return "SPDXRef-SDK-%s" % sdk
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def _doc_path_by_namespace(spdx_deploy, arch, doc_namespace):
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return spdx_deploy / "by-namespace" / arch / doc_namespace.replace("/", "_")
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def doc_find_by_namespace(spdx_deploy, search_arches, doc_namespace):
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for pkgarch in search_arches:
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p = _doc_path_by_namespace(spdx_deploy, pkgarch, doc_namespace)
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if os.path.exists(p):
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return p
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return None
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def _doc_path_by_hashfn(spdx_deploy, arch, doc_name, hashfn):
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return (
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spdx_deploy / "by-hash" / arch / hashfn.split()[1] / (doc_name + ".spdx.json")
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)
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def doc_find_by_hashfn(spdx_deploy, search_arches, doc_name, hashfn):
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for pkgarch in search_arches:
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p = _doc_path_by_hashfn(spdx_deploy, pkgarch, doc_name, hashfn)
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if os.path.exists(p):
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return p
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return None
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def doc_path(spdx_deploy, doc_name, arch, subdir):
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return spdx_deploy / arch / subdir / (doc_name + ".spdx.json")
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def write_doc(d, spdx_doc, arch, subdir, spdx_deploy=None, indent=None):
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from pathlib import Path
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if spdx_deploy is None:
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spdx_deploy = Path(d.getVar("SPDXDEPLOY"))
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dest = doc_path(spdx_deploy, spdx_doc.name, arch, subdir)
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dest.parent.mkdir(exist_ok=True, parents=True)
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with dest.open("wb") as f:
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doc_sha1 = spdx_doc.to_json(f, sort_keys=True, indent=indent)
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l = _doc_path_by_namespace(spdx_deploy, arch, spdx_doc.documentNamespace)
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l.parent.mkdir(exist_ok=True, parents=True)
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l.symlink_to(os.path.relpath(dest, l.parent))
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l = _doc_path_by_hashfn(
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spdx_deploy, arch, spdx_doc.name, d.getVar("BB_HASHFILENAME")
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)
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l.parent.mkdir(exist_ok=True, parents=True)
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l.symlink_to(os.path.relpath(dest, l.parent))
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return doc_sha1
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def read_doc(fn):
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import hashlib
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import oe.spdx
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import io
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import contextlib
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@contextlib.contextmanager
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def get_file():
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if isinstance(fn, io.IOBase):
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yield fn
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else:
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with fn.open("rb") as f:
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yield f
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with get_file() as f:
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sha1 = hashlib.sha1()
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while True:
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chunk = f.read(4096)
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if not chunk:
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break
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sha1.update(chunk)
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f.seek(0)
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doc = oe.spdx.SPDXDocument.from_json(f)
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return (doc, sha1.hexdigest())
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