cmds.posix.CmdCopy: Add module

Add CmdCopy, designed to copy data from the filesystem to another
location in the filesystem. Not necessarily local file systems, the
URLs can be all URLs supported by ExecContext.run().

Signed-off-by: Jan Lindemann <jan@janware.com>

src/python/jw/pkg/cmds/posix/CmdCopy.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import annotations
+from typing import TYPE_CHECKING
+
+from ...lib.util import copy
+from .Cmd import Cmd
+
+if TYPE_CHECKING:
+    from ..CmdPosix import CmdPosix
+    from argparse import Namespace, ArgumentParser
+
+class CmdCopy(Cmd): # export
+
+    def __init__(self, parent: CmdPosix) -> None:
+        super().__init__(parent, 'copy', help="Copy files")
+
+    def add_arguments(self, parser: ArgumentParser) -> None:
+        super().add_arguments(parser)
+        parser.add_argument('src', help='Source file URI')
+        parser.add_argument('dst', help='Destination file URI')
+        parser.add_argument('-o', '--owner', default=None, help='Destination file owner')
+        parser.add_argument('-g', '--group', default=None, help='Destination file group')
+        parser.add_argument('-m', '--mode', default=None, help='Destination file mode')
+
+    async def _run(self, args: Namespace) -> None:
+        await copy(args.src, args.dst, owner=args.owner, group=args.group, mode=args.mode)