contest: hw: try to protect from bad info files

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: kuba-moo

contest/hw/lib/deployer.py

@@ -469,8 +469,18 @@ def parse_results(results_path, link):
             if not os.path.exists(info_path):
                 continue
 
-            with open(info_path, encoding='utf-8') as fp:
-                info = json.load(fp)
+            try:
+                with open(info_path, encoding='utf-8') as fp:
+                    info = json.load(fp)
+            except (json.JSONDecodeError, ValueError):
+                print(f"parse_results: bad JSON in {info_path}, marking as fail")
+                cases.append({
+                    'test': entry,
+                    'group': 'selftests-hw',
+                    'result': 'fail',
+                    'link': link,
+                })
+                continue
 
             retcode = info.get('retcode', 1)
             target = info.get('target', 'unknown')

contest/hw/lib/runner.py

@@ -299,6 +299,8 @@ def run_tests(test_dir, results_dir):
             info['crashes'] = list(crash_fps)
         with open(os.path.join(test_results_dir, 'info'), 'w', encoding='utf-8') as fp:
             json.dump(info, fp)
+            fp.flush()
+            os.fsync(fp.fileno())
 
         print(f"[{test_idx+1}/{len(tests)}] {test_name}: rc={retcode} ({elapsed}s)")