Make collection of non-existent files more clear

(DIS-962)

Author: pyrco

acquire/collector.py

@@ -341,6 +341,9 @@ def collect_path(
             path = self.target.fs.path(path)
 
         try:
+            # If a path does not exist, is_dir(), is_file() and is_symlink() will return False (and not raise an
+            # exception), so we need to explicitly check for this.
+            exists = self.target.fs.lexists(path)
             is_dir = path.is_dir()
             is_file = path.is_file()
             is_symlink = path.is_symlink()
@@ -360,19 +363,23 @@ def collect_path(
             self.report.add_path_failed(module_name, path)
             return
 
-        if is_dir:
-            self.collect_dir(path, seen_paths=seen_paths, module_name=module_name)
-        elif is_file:
-            self.collect_file(path, module_name=module_name)
-        elif is_symlink:
-            log.error(
-                "- Can't collect %s (symlink to %s) in module %s",
-                path,
-                path.get().readlink(),
-                module_name,
-            )
+        if exists:
+            if is_dir:
+                self.collect_dir(path, seen_paths=seen_paths, module_name=module_name)
+            elif is_file:
+                self.collect_file(path, module_name=module_name)
+            elif is_symlink:
+                log.error(
+                    "- Can't collect %s (symlink to %s) in module %s",
+                    path,
+                    path.get().readlink(),
+                    module_name,
+                )
+            else:
+                log.error("- Don't know how to collect %s in module %s", path, module_name)
         else:
-            log.error("- Don't know how to collect %s in module %s", path, module_name)
+            self.report.add_path_missing(module_name, path)
+            log.error("- Path %s is not found", path)
 
     def collect_command_output(
         self,