clan-lib: Rename check_machine_online to can_ssh_login. Move to Remote object

pkgs/clan-cli/clan_lib/api/network.py

@@ -1,41 +0,0 @@
-import logging
-import time
-from dataclasses import dataclass
-from typing import Literal
-
-from clan_lib.api import API
-from clan_lib.cmd import RunOpts
-from clan_lib.errors import ClanError
-from clan_lib.ssh.remote import Remote
-
-log = logging.getLogger(__name__)
-
-
-@dataclass
-class ConnectionOptions:
-    timeout: int = 2
-    retries: int = 10
-
-
-@API.register
-def check_machine_online(
-    remote: Remote, opts: ConnectionOptions | None = None
-) -> Literal["Online", "Offline"]:
-    timeout = opts.timeout if opts and opts.timeout else 2
-
-    for _ in range(opts.retries if opts and opts.retries else 10):
-        with remote.ssh_control_master() as ssh:
-            res = ssh.run(
-                ["true"],
-                RunOpts(timeout=timeout, check=False, needs_user_terminal=True),
-            )
-
-            if res.returncode == 0:
-                return "Online"
-
-            if "Host key verification failed." in res.stderr:
-                raise ClanError(res.stderr.strip())
-
-        time.sleep(timeout)
-
-    return "Offline"