feat: 对接KCP-C
This commit is contained in:
meiqi
275
Deploy_Tienkung/udp_loopback/omnisocket_fsm_controller.py
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275
Deploy_Tienkung/udp_loopback/omnisocket_fsm_controller.py
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"""Adapter that maps OmniSocket control packets onto a ControlFlag interface."""
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from __future__ import annotations
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from pathlib import Path
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import queue
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import struct
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import threading
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import time
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from typing import Dict, Optional
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import yaml
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from common.joystick import ControlFlag
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try:
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from .omnisocket_control import ControlPacket, MotionFrame, format_motion_frame
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except ImportError: # pragma: no cover - direct script execution fallback
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from omnisocket_control import ControlPacket, MotionFrame, format_motion_frame
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def _load_omnisocket_api():
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try:
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from omnisocket import CONTROL_DEFAULTS, MSG_TYPE_BINARY, Session
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except ImportError as exc: # pragma: no cover - environment dependent
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raise RuntimeError(
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"omnisocket is not installed. Install it before using "
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"control_tool=omnisocket_loopback."
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) from exc
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return CONTROL_DEFAULTS, MSG_TYPE_BINARY, Session
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class OmniSocketFSMFlag(ControlFlag):
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"""FSM-facing flag produced from decoded OmniSocket control packets."""
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def __init__(self) -> None:
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super().__init__()
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self.x_speed_command: float = 0.0
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self.y_speed_command: float = 0.0
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self.yaw_speed_command: float = 0.0
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self.height_cmd: float = 0.89
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class OmniSocketFSMController:
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"""Receive OmniSocket control packets and expose them as ControlFlag."""
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def __init__(self) -> None:
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self.config: Dict[str, object] = {}
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self.data_mutex = threading.Lock()
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self._load_config()
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self._init_data_structures()
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self.recv_running = False
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self.recv_thread: Optional[threading.Thread] = None
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self.session = None
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self._msg_type_binary = None
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def _load_config(self) -> None:
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config_path = Path(__file__).resolve().parent / "config" / "omnisocket_demo.yaml"
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if config_path.exists():
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with config_path.open("r", encoding="utf-8") as file:
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self.config = yaml.safe_load(file) or {}
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else:
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self.config = {}
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transport_cfg = self.config.get("transport", {})
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receiver_cfg = self.config.get("control_receiver", {})
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motion_cfg = self.config.get("motion", {})
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self.server_addr = str(transport_cfg.get("server_addr", "127.0.0.1:10909"))
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self.relay_via = str(transport_cfg.get("relay_via", ""))
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self.bind_ip = str(transport_cfg.get("bind_ip", ""))
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self.bind_device = str(transport_cfg.get("bind_device", ""))
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self.peer_id = str(receiver_cfg.get("peer_id", "peer-b-ctrl"))
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self.initial_lift = float(motion_cfg.get("initial_lift", 0.89))
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self.lift_step = float(motion_cfg.get("lift_step", 0.05))
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self.max_surge = float(motion_cfg.get("max_surge", 1.0))
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self.max_sway = float(motion_cfg.get("max_sway", 0.5))
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self.max_spin = float(motion_cfg.get("max_spin", 0.5))
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self.max_lift = float(motion_cfg.get("max_lift", 0.90))
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self.min_lift = float(motion_cfg.get("min_lift", 0.65))
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self.surge_step = float(motion_cfg.get("surge_step", 0.1))
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self.sway_step = float(motion_cfg.get("sway_step", 0.1))
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self.spin_step = float(motion_cfg.get("spin_step", 0.1))
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def _init_data_structures(self) -> None:
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self.packet_queue: queue.Queue[ControlPacket] = queue.Queue(maxsize=128)
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self.motion_frame = MotionFrame(lift_goal=self.initial_lift)
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self.udp_flag = OmniSocketFSMFlag()
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self.udp_flag.height_cmd = self.initial_lift
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self.last_seq_id = -1
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self.last_fsm_command_time = 0.0
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def start(self) -> None:
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control_defaults, msg_type_binary, session_cls = _load_omnisocket_api()
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self._msg_type_binary = msg_type_binary
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self.session = session_cls()
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self.session.connect(
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server_addr=self.server_addr,
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peer_id=self.peer_id,
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relay_via=self.relay_via,
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bind_ip=self.bind_ip,
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bind_device=self.bind_device,
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**control_defaults,
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)
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self.recv_running = True
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self.recv_thread = threading.Thread(target=self._recv_loop, daemon=True)
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self.recv_thread.start()
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print(
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f"OmniSocket FSM controller listening as {self.peer_id} "
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f"via {self.server_addr}"
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)
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def stop(self) -> None:
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self.recv_running = False
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if self.recv_thread and self.recv_thread.is_alive():
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self.recv_thread.join(timeout=1.0)
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if self.session is not None:
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self.session.close()
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self.session = None
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print("OmniSocket FSM controller stopped")
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def _recv_loop(self) -> None:
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while self.recv_running and self.session is not None:
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item = self.session.recv(timeout_ms=200)
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if item is None:
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continue
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from_peer, msg_type, payload = item
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if msg_type != self._msg_type_binary:
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print(
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f"[omnisocket_fsm] ignore non-binary message "
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f"from {from_peer}: {msg_type}"
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)
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continue
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try:
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packet = ControlPacket.decode(payload)
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except (ValueError, struct.error) as exc:
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print(f"[omnisocket_fsm] drop invalid payload from {from_peer}: {exc}")
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continue
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try:
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self.packet_queue.put_nowait(packet)
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except queue.Full:
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try:
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self.packet_queue.get_nowait()
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self.packet_queue.put_nowait(packet)
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except queue.Empty:
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pass
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def update_flag(self) -> None:
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while not self.packet_queue.empty():
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try:
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packet = self.packet_queue.get_nowait()
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except queue.Empty:
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break
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self._apply_packet(packet)
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def get_udp_flag(self) -> OmniSocketFSMFlag:
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with self.data_mutex:
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flag_copy = OmniSocketFSMFlag()
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flag_copy.__dict__.update(self.udp_flag.__dict__)
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return flag_copy
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def get_last_input_time(self) -> float:
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with self.data_mutex:
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return self.motion_frame.last_rx_time
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def get_last_fsm_command_time(self) -> float:
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with self.data_mutex:
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return self.last_fsm_command_time
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def init(self) -> int:
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print("OmniSocket FSM controller initialized")
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return 0
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def _apply_packet(self, packet: ControlPacket) -> None:
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event_code = packet.event_name
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now = time.time()
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with self.data_mutex:
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self.last_seq_id = packet.seq_id
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self.motion_frame.last_event_code = event_code
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self.motion_frame.last_rx_time = now
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if event_code == "pose_home":
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self.motion_frame.mode_tag = "pose_home"
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self.last_fsm_command_time = now
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elif event_code == "pose_hold":
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self.motion_frame.mode_tag = "pose_hold"
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self.last_fsm_command_time = now
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elif event_code == "mode_stride":
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self.motion_frame.mode_tag = "mode_stride"
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self.last_fsm_command_time = now
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elif event_code == "surge_up":
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self.motion_frame.surge_goal = min(
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self.max_surge, self.motion_frame.surge_goal + self.surge_step
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)
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elif event_code == "surge_down":
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self.motion_frame.surge_goal = max(
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-self.max_surge, self.motion_frame.surge_goal - self.surge_step
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)
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elif event_code == "sway_left":
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self.motion_frame.sway_goal = max(
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-self.max_sway, self.motion_frame.sway_goal - self.sway_step
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)
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elif event_code == "sway_right":
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self.motion_frame.sway_goal = min(
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self.max_sway, self.motion_frame.sway_goal + self.sway_step
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)
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elif event_code == "spin_left":
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self.motion_frame.spin_goal = max(
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-self.max_spin, self.motion_frame.spin_goal - self.spin_step
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)
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elif event_code == "spin_right":
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self.motion_frame.spin_goal = min(
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self.max_spin, self.motion_frame.spin_goal + self.spin_step
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)
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elif event_code == "set_surge":
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self.motion_frame.surge_goal = max(
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-self.max_surge, min(self.max_surge, packet.drive_value)
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)
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elif event_code == "set_sway":
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self.motion_frame.sway_goal = max(
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-self.max_sway, min(self.max_sway, packet.drive_value)
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)
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elif event_code == "set_spin":
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self.motion_frame.spin_goal = max(
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-self.max_spin, min(self.max_spin, packet.drive_value)
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)
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elif event_code == "set_lift":
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self.motion_frame.lift_goal = max(
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self.min_lift, min(self.max_lift, packet.drive_value)
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)
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elif event_code == "lift_up":
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self.motion_frame.lift_goal = min(
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self.max_lift, self.motion_frame.lift_goal + self.lift_step
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)
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elif event_code == "lift_down":
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self.motion_frame.lift_goal = max(
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self.min_lift, self.motion_frame.lift_goal - self.lift_step
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)
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elif event_code == "trim_reset":
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self.motion_frame.surge_goal = 0.0
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self.motion_frame.sway_goal = 0.0
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self.motion_frame.spin_goal = 0.0
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elif event_code == "session_quit":
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self.motion_frame.relay_on = False
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self.motion_frame.mode_tag = "pose_hold"
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self.recv_running = False
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self._sync_motion_frame_to_flag()
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print(
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f"[omnisocket_fsm] seq={packet.seq_id} event={event_code} "
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f"{format_motion_frame(self.motion_frame)} "
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f"fsm={self.udp_flag.fsm_state_command}"
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)
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def _sync_motion_frame_to_flag(self) -> None:
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mode_to_fsm_command = {
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"pose_home": "gotoZERO",
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"pose_hold": "gotoSTOP",
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"mode_stride": "gotoWALKAMP",
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}
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self.udp_flag.enable = self.motion_frame.relay_on
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self.udp_flag.fsm_state_command = mode_to_fsm_command.get(
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self.motion_frame.mode_tag, self.udp_flag.fsm_state_command
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)
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self.udp_flag.x_speed_command = self.motion_frame.surge_goal
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self.udp_flag.y_speed_command = self.motion_frame.sway_goal
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self.udp_flag.yaw_speed_command = self.motion_frame.spin_goal
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self.udp_flag.height_cmd = self.motion_frame.lift_goal
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