Return descriptive error when target tools point to a non-existing file

dissect/target/exceptions.py

@@ -114,3 +114,7 @@ class RegistryCorruptError(RegistryError):
 
 class ConfigurationParsingError(Error):
     """An error occurred during configuration parsing."""
+
+
+class TargetPathNotFoundError(TargetError):
+    """The path to the target does not exist."""

dissect/target/loaders/raw.py

@@ -1,13 +1,20 @@
 from pathlib import Path
 
 from dissect.target import container
+from dissect.target.exceptions import TargetPathNotFoundError
 from dissect.target.loader import Loader
 from dissect.target.target import Target
 
 
 class RawLoader(Loader):
     """Load raw container files such as disk images."""
 
+    def __init__(self, path: Path, **kwargs):
+        if not path.exists():
+            raise TargetPathNotFoundError("Provided target path does not exist")
+
+        super().__init__(path, **kwargs)
+
     @staticmethod
     def detect(path: Path) -> bool:
         return not path.is_dir()

dissect/target/target.py

@@ -14,6 +14,7 @@
     PluginError,
     PluginNotFoundError,
     TargetError,
+    TargetPathNotFoundError,
     UnsupportedPluginError,
     VolumeSystemError,
 )
@@ -284,7 +285,11 @@ def _find(find_path: Path, parsed_path: Optional[urllib.parse.ParseResult]):
                     try:
                         ldr = loader_cls(sub_entry, parsed_path=parsed_path)
                     except Exception as e:
-                        getlogger(sub_entry).error("Failed to initiate loader: %s", e)
+                        message = "Failed to initiate loader: %s"
+                        if isinstance(e, TargetPathNotFoundError):
+                            message = "%s"
+
+                        getlogger(sub_entry).error(message, e)
                         getlogger(sub_entry).debug("", exc_info=e)
                         continue