ci-license: Check for current year in the license job

release_changes/202507141540.change.md

@@ -0,0 +1 @@
+ci-license: Check for current year in the license job

tools/ci/pipeline-baseline-fri.yml

@@ -27,8 +27,9 @@ license:
   tags:
     - iotmsw-amd64
   script:
-    - scancode -l --ignore "**/*.tmp/**" --json-pp scancode_report.json $PWD/..
+    - scancode -lc --ignore "**/*.tmp/**" --json-pp scancode_report.json $PWD/..
     - jsonschema -i scancode_report.json $PWD/tools/ci/license/license.schema
+    - python3 ${PWD}/tools/scripts/copyright_date_check.py
   artifacts:
     paths:
       - scancode_report.json

tools/scripts/copyright_date_check.py

@@ -0,0 +1,65 @@
+# Copyright 2025 Arm Limited and/or its affiliates
+# <[email protected]>
+# SPDX-License-Identifier: MIT
+
+from datetime import datetime, timezone
+import json
+import pathlib
+import os
+import subprocess
+import sys
+
+HOLDER = "Arm"
+CURRENT_YEAR = str(datetime.now(timezone.utc).year)
+
+
+# Ensures all modified files with Arm copyright have the current year;
+# lists the paths of files that need updating
+def main():
+    outdated_year_files = []
+    report = json.loads(pathlib.Path("scancode_report.json").read_text())
+    repo_root = pathlib.Path(os.getcwd()).resolve()
+    path_prefix = f"{repo_root.parent.name}/{repo_root.name}/"
+
+    # Builds a dictionary of all files and their corresponding copyright
+    all_copyrights = {}
+    for file in report.get("files", []):
+        scanned_path = file.get("path", "")
+        if not scanned_path.startswith(path_prefix):
+            continue
+        relative_path = scanned_path[slice(len(path_prefix), None)]
+        all_copyrights[relative_path] = [
+            cp["value"] for cp in file.get("copyrights", [])
+        ]
+
+    # Determine what files have been modified by looking at the commit range
+    base = os.getenv("CI_MERGE_REQUEST_DIFF_BASE_SHA") or "HEAD^"
+    head = os.getenv("CI_COMMIT_SHA") or "HEAD"
+    changed = set(
+        subprocess.check_output(
+            ["git", "diff", "--name-only", f"{base}...{head}"], text=True
+        ).splitlines()
+    )
+
+    for relative_path in changed:
+        file_copyrights = all_copyrights.get(relative_path, [])
+        # If a file doesn't have a copyright, or it is correctly formatted, skip it
+        if (not file_copyrights) or (
+            any(HOLDER in cp and CURRENT_YEAR in cp for cp in file_copyrights)
+        ):
+            continue
+        if any(HOLDER in cp for cp in file_copyrights):
+            outdated_year_files.append(relative_path)
+
+    if outdated_year_files:
+        print(
+            "Please update the copyright year to",
+            CURRENT_YEAR,
+            "in the following files:",
+        )
+        print("\n".join(f"  - {p}" for p in outdated_year_files))
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()