Dead links (gofile notFound/404, 0807 404/410) fail immediately without retry

dlp.py

@@ -177,6 +177,11 @@ def run_gofile(
                 log.error("PASSWORD REQUIRED %s: %s", f.url, exc)
                 state.mark(f.url, status="failed", error=str(exc), files=[])
                 break
+            except dlph_gofile.GoFileNotFound as exc:
+                # Dead links never come back - no retry
+                log.error("DEAD LINK %s: %s", f.url, exc)
+                state.mark(f.url, status="failed", error=str(exc), files=[])
+                break
             except dlph_gofile.GoFileAuthError as exc:
                 # Token may have died mid-run (rate limit); re-auth once per attempt
                 log.warning("Auth error for %s: %s - re-authenticating", f.url, exc)
@@ -246,6 +251,11 @@ def run_0807(
                     extract_zips([entry])
                 consecutive_failures = 0
                 break
+            except dlph_zero807.Zero807NotFound as exc:
+                # Dead links never come back - no retry
+                log.error("DEAD LINK %s: %s", f.url, exc)
+                state.mark(f.url, status="failed", error=str(exc), files=[])
+                break
             except dlph_zero807.Zero807Error as exc:
                 log.warning("Attempt %d/%d failed for %s: %s",
                             attempt, args.retries, f.url, exc)
@@ -397,13 +407,14 @@ def process_channel(
 
     ok = [u for u, r in state.records.items() if r.get("status") == "ok"]
     bad = state.failures()
+    dead = sum(1 for r in state.records.values() if "dead link" in (r.get("error") or ""))
     total_files = sum(len(r.get("files") or []) for r in state.records.values())
     total_size = sum(
         (f_.get("size") or 0) for r in state.records.values() for f_ in (r.get("files") or [])
     )
-    log.info("%s: %d ok (%d files, %s) / %d failed / %d seen",
+    log.info("%s: %d ok (%d files, %s) / %d failed (%d dead links) / %d seen",
              out_dir, len(ok), total_files, format_size(total_size),
-             len(bad), len(state.records))
+             len(bad), dead, len(state.records))
     if bad:
         log.info("Failed URLs written to %s - re-run this tool or use "
                  "python3 dlp.py <id> <out> --urls-file %s to retry them.",