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diff --git a/swh/lister/nixguix/lister.py b/swh/lister/nixguix/lister.py
--- a/swh/lister/nixguix/lister.py
+++ b/swh/lister/nixguix/lister.py
@@ -16,6 +16,7 @@
"""
import base64
+import binascii
from dataclasses import dataclass
from enum import Enum
import logging
@@ -362,11 +363,20 @@
yield built_artifact
continue
+ outputHash = artifact.get("outputHash")
integrity = artifact.get("integrity")
- if integrity is None:
- logger.warning("Skipping url <%s>: missing integrity field", origin)
+ if integrity is None and outputHash is None:
+ logger.warning(
+ "Skipping url <%s>: missing integrity and outputHash field",
+ origin,
+ )
continue
+ # Falls back to outputHash field if integrity is missing
+ if integrity is None and outputHash:
+ # We'll deal with outputHash as integrity field
+ integrity = outputHash
+
try:
is_tar, origin = is_tarball(urls, self.session)
except ArtifactNatureMistyped:
@@ -396,10 +406,18 @@
# convert into a dict of checksums. This only parses the
# `hash-expression` (hash-<b64-encoded-checksum>) as defined in
# https://w3c.github.io/webappsec-subresource-integrity/#the-integrity-attribute
- chksum_algo, chksum_b64 = integrity.split("-")
- checksums: Dict[str, str] = {
- chksum_algo: base64.decodebytes(chksum_b64.encode()).hex()
- }
+ try:
+ chksum_algo, chksum_b64 = integrity.split("-")
+ checksums: Dict[str, str] = {
+ chksum_algo: base64.decodebytes(chksum_b64.encode()).hex()
+ }
+ except binascii.Error:
+ logger.exception(
+ "Skipping url: <%s>: integrity computation failure for <%s>",
+ url,
+ artifact,
+ )
+ continue
# The 'outputHashMode' attribute determines how the hash is computed. It
# must be one of the following two values:
diff --git a/swh/lister/nixguix/tests/data/guix-swh_sources.json b/swh/lister/nixguix/tests/data/guix-swh_sources.json
--- a/swh/lister/nixguix/tests/data/guix-swh_sources.json
+++ b/swh/lister/nixguix/tests/data/guix-swh_sources.json
@@ -27,6 +27,16 @@
],
"integrity": "sha256-lV3xiWUZmSnt4LW0ni/sUyC/bbtaxkTzvFLFtJKLuI4="
},
+ {
+ "outputHash": "sha256-9uF0fYl4Zz/Ia2UKx7CBi8ZU8jfWoBfy2QSgTSwXo5A",
+ "outputHashAlgo": null,
+ "outputHashMode": "recursive",
+ "type": "url",
+ "urls": [
+ "https://github.com/figiel/hosts/archive/v1.0.0.tar.gz"
+ ],
+ "inferredFetcher": "fetchzip"
+ },
{
"type": "url",
"urls": [ "unknown://example.org/wrong-scheme-so-skipped.txt" ],
diff --git a/swh/lister/nixguix/tests/data/nixpkgs-swh_sources.json b/swh/lister/nixguix/tests/data/nixpkgs-swh_sources.json
--- a/swh/lister/nixguix/tests/data/nixpkgs-swh_sources.json
+++ b/swh/lister/nixguix/tests/data/nixpkgs-swh_sources.json
@@ -79,6 +79,16 @@
"svn_url": "https://code.call-cc.org/svn/chicken-eggs/release/5/iset/tags/2.2",
"svn_revision": 39057
},
+ {
+ "outputHash": "sha256-LxVcYj2WKHbhNu5x/DFkxQPOYrVkNvwiE/qcODq52Lc=",
+ "outputHashAlgo": null,
+ "outputHashMode": "recursive",
+ "type": "url",
+ "urls": [
+ "https://github.com/julian-klode/triehash/archive/debian/0.3-3.tar.gz"
+ ],
+ "inferredFetcher": "fetchzip"
+ },
{
"type": "url",
"urls": [

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