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repo: Use delegation tree to decide which metadata to include in publishing #344

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May 23, 2024
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repo: Use delegation tree to decide which metadata to include in publishing #344

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27 changes: 19 additions & 8 deletions repo/tuf_on_ci/_repository.py
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Original file line number Diff line number Diff line change
Expand Up @@ -498,21 +498,32 @@ def build(self, metadata_path: str, artifact_path: str | None):
dst_path = os.path.join(metadata_path, f"{snapshot.version}.snapshot.json")
shutil.copy(os.path.join(self._dir, "snapshot.json"), dst_path)

for filename, metafile in snapshot.meta.items():
# Include all targets/artifacts that are part of the delegation tree
delegated_roles = ["targets"]
while delegated_roles:
rolename = delegated_roles.pop()
filename = f"{rolename}.json"
role = self.targets(rolename)

# copy delegated targets role metadata
src_path = os.path.join(self._dir, filename)
dst_path = os.path.join(metadata_path, f"{metafile.version}.{filename}")
dst_path = os.path.join(metadata_path, f"{role.version}.{filename}")
shutil.copy(src_path, dst_path)

if artifact_path:
targets = self.targets(filename[: -len(".json")])
for target in targets.targets.values():
role, sep, name = target.path.rpartition("/")
os.makedirs(os.path.join(artifact_path, role), exist_ok=True)
src_path = os.path.join(self._dir, "..", "targets", role, name)
# copy artifacts
for target in role.targets.values():
rdir, sep, name = target.path.rpartition("/")
os.makedirs(os.path.join(artifact_path, rdir), exist_ok=True)
src_path = os.path.join(self._dir, "..", "targets", rdir, name)
for hash in target.hashes.values():
dst_path = os.path.join(artifact_path, role, f"{hash}.{name}")
dst_path = os.path.join(artifact_path, rdir, f"{hash}.{name}")
shutil.copy(src_path, dst_path)

# Add delegated roles
if role.delegations and role.delegations.roles:
delegated_roles.extend(role.delegations.roles.keys())

def bump_expiring(self, rolename: str) -> int | None:
"""Create a new version of role if it is about to expire"""
now = datetime.utcnow()
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