Added chia start daemon (#17704)

* Added `chia start daemon`

* Added a test case

* Fixed lint issues

* Reverted changes in `services_for_groups`

* Fixed coverage issue

chia/_tests/util/test_service_groups.py

@@ -0,0 +1,15 @@
+from __future__ import annotations
+
+from chia.util.service_groups import services_for_groups
+
+
+def test_services_for_groups() -> None:
+    i = 0
+    for service in services_for_groups(["harvester"]):
+        assert service == "chia_harvester"
+        i += 1
+    assert i == 1
+
+    for _ in services_for_groups(["daemon"]):
+        # The loop should never be run
+        assert False  # pragma: no cover

chia/cmds/stop.py

@@ -49,7 +49,7 @@ async def async_stop(root_path: Path, config: Dict[str, Any], group: tuple[str,
 
 @click.command("stop", help="Stop services")
 @click.option("-d", "--daemon", is_flag=True, type=bool, help="Stop daemon")
-@click.argument("group", type=click.Choice(list(all_groups())), nargs=-1, required=True)
+@click.argument("group", type=click.Choice([g for g in list(all_groups()) if g != "daemon"]), nargs=-1, required=True)
 @click.pass_context
 def stop_cmd(ctx: click.Context, daemon: bool, group: tuple[str, ...]) -> None:
     from chia.cmds.beta_funcs import warn_if_beta_enabled

chia/util/service_groups.py

@@ -1,8 +1,8 @@
 from __future__ import annotations
 
-from typing import Generator, Iterable, KeysView
+from typing import Dict, Generator, Iterable, KeysView
 
-SERVICES_FOR_GROUP = {
+SERVICES_FOR_GROUP: Dict[str, list[str]] = {
     "all": [
         "chia_harvester",
         "chia_timelord_launcher",
@@ -13,6 +13,7 @@
         "chia_data_layer",
         "chia_data_layer_http",
     ],
+    "daemon": [],
     # TODO: should this be `data_layer`?
     "data": ["chia_wallet", "chia_data_layer"],
     "data_layer_http": ["chia_data_layer_http"],