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feat(debug): add JSONL debug logging to decryption, muxing, and all downloaders

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Expand debug logging coverage for better diagnostics when investigating download/decryption issues like QUICKTIME/cbcs problem.
This commit is contained in:
Andy
2026-02-17 13:58:36 -07:00
parent 0217086abf
commit cc89f4ca93
7 changed files with 241 additions and 7 deletions
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45
unshackle/core/manifests/dash.py
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@@ -642,7 +642,24 @@ class DASH:
if skip_merge:
# N_m3u8DL-RE handles merging and decryption internally
shutil.move(segments_to_merge[0], save_path)
source_file = segments_to_merge[0]
if debug_logger:
debug_logger.log(
level="DEBUG",
operation="manifest_dash_skip_merge_move",
message="Moving n_m3u8dl_re output (decryption handled by downloader)",
context={
"track_id": getattr(track, "id", None),
"track_type": track.__class__.__name__,
"source_file": str(source_file),
"source_size": source_file.stat().st_size if source_file.exists() else 0,
"dest_path": str(save_path),
"has_drm": bool(drm),
"drm_type": drm.__class__.__name__ if drm else None,
"content_key_count": len(drm.content_keys) if drm and hasattr(drm, "content_keys") else 0,
},
)
shutil.move(source_file, save_path)
if drm:
track.drm = None
events.emit(events.Types.TRACK_DECRYPTED, track=track, drm=drm, segment=None)
@@ -676,8 +693,34 @@ class DASH:
events.emit(events.Types.TRACK_DOWNLOADED, track=track)
if not skip_merge and drm:
if debug_logger:
debug_logger.log(
level="DEBUG",
operation="manifest_dash_decrypt_start",
message="Starting post-download decryption",
context={
"track_id": getattr(track, "id", None),
"track_type": track.__class__.__name__,
"save_path": str(save_path),
"file_size": save_path.stat().st_size if save_path.exists() else 0,
"drm_type": drm.__class__.__name__,
"content_key_count": len(drm.content_keys) if hasattr(drm, "content_keys") else 0,
},
)
progress(downloaded="Decrypting", completed=0, total=100)
drm.decrypt(save_path)
if debug_logger:
debug_logger.log(
level="DEBUG",
operation="manifest_dash_decrypt_complete",
message="Post-download decryption completed",
context={
"track_id": getattr(track, "id", None),
"track_type": track.__class__.__name__,
"save_path": str(save_path),
"file_size": save_path.stat().st_size if save_path.exists() else 0,
},
)
track.drm = None
events.emit(events.Types.TRACK_DECRYPTED, track=track, drm=drm, segment=None)
progress(downloaded="Decrypting", advance=100)