fixes and improvements

backend/src/media_library_viewer_api/clients/local.py

@@ -6,8 +6,10 @@ itself. They are used for the built-in local monitoring machine.
 
 from __future__ import annotations
 
+import json
 import logging
 import posixpath
+import shlex
 import subprocess
 from dataclasses import dataclass
 
@@ -55,6 +57,40 @@ class LocalCommandClient:
             )
         return result
 
+    def list_dir(self, path: str) -> CommandResult:
+        quoted = shlex.quote(path)
+        not_dir_message = shlex.quote(f"Not a directory: {path}")
+        command = (
+            f"test -d {quoted} || "
+            f"{{ echo {not_dir_message} >&2; exit 20; }}; "
+            f"find {quoted} -maxdepth 1 -mindepth 1 -printf "
+            "'%y\\t%s\\t%T@\\t%f\\0' | python3 -c "
+            + shlex.quote(
+                "import sys,json; data=sys.stdin.buffer.read().split(b'\\0'); "
+                "rows=[]\n"
+                "for row in data:\n"
+                "    if not row: continue\n"
+                "    t,s,m,n=row.decode('utf-8','replace').split('\\t',3)\n"
+                "    rows.append({'type':t,'size':int(s),'mtime':float(m),'name':n})\n"
+                "print(json.dumps(rows))"
+            )
+        )
+        return self.run(command)
+
+    def stat_path(self, path: str) -> CommandResult:
+        quoted = shlex.quote(path)
+        return self.run(f"stat --printf='%F\\n%s bytes\\n%y\\n%n\\n' {quoted}")
+
+    def ffprobe_json(self, path: str) -> dict[str, object]:
+        quoted = shlex.quote(path)
+        result = self.run(
+            "ffprobe -v error -show_format -show_streams -print_format json " + quoted,
+            timeout=60,
+        )
+        if result.exit_status != 0:
+            raise RuntimeError(result.stderr or result.stdout or "ffprobe failed")
+        return json.loads(result.stdout)
+
     @staticmethod
     def join(parent: str, child: str) -> str:
         return posixpath.normpath(posixpath.join(parent, child))

backend/src/media_library_viewer_api/clients/resources.py

@@ -255,7 +255,7 @@ def resource_collector_status(ssh: RemoteSSHClient, paths: ResourceMonitorPaths
     """Return a short human-readable status string for the dashboard."""
     command = f"""
 if [ -f {shlex.quote(paths.pid_file)} ] && kill -0 "$(cat {shlex.quote(paths.pid_file)})" 2>/dev/null; then
-  echo "running pid=$(cat {shlex.quote(paths.pid_file)})"
+  echo "running"
 else
   echo "not running"
 fi