import logging from typing import Any, Tuple import voluptuous as vol from homeassistant.core import HomeAssistant, ServiceCall from homeassistant.helpers import device_registry as dr from .const import DOMAIN _LOGGER = logging.getLogger(__name__) SERVICE_START = "start" SERVICE_SHUTDOWN = "shutdown" SERVICE_STOP_HARD = "stop_hard" SERVICE_REBOOT = "reboot" ATTR_DEVICE_ID = "device_id" ATTR_CONFIG_ENTRY_ID = "config_entry_id" ATTR_HOST = "host" ATTR_NODE = "node" ATTR_VMID = "vmid" ATTR_TYPE = "type" VALID_TYPES = ("qemu", "lxc") SERVICE_SCHEMA = vol.Schema( { vol.Optional(ATTR_DEVICE_ID): str, vol.Optional(ATTR_CONFIG_ENTRY_ID): str, vol.Optional(ATTR_HOST): str, vol.Optional(ATTR_NODE): str, vol.Optional(ATTR_VMID): vol.Coerce(int), vol.Optional(ATTR_TYPE, default="qemu"): vol.In(VALID_TYPES), } ) def _parse_guest_identifier(identifier: str) -> Tuple[str, str, int]: """ Guest device identifier format: "node:type:vmid" Example: "pve1:qemu:100" """ parts = identifier.split(":") if len(parts) != 3: raise ValueError(f"Invalid guest identifier: {identifier}") node, vmtype, vmid_s = parts vmid = int(vmid_s) if vmtype not in VALID_TYPES: raise ValueError(f"Invalid VM type: {vmtype}") return node, vmtype, vmid def _resolve_target(hass: HomeAssistant, call: ServiceCall) -> Tuple[str, str, int]: """Resolve node/type/vmid from device_id OR node+vmid (+ optional type).""" device_id = call.data.get(ATTR_DEVICE_ID) node = call.data.get(ATTR_NODE) vmid = call.data.get(ATTR_VMID) vmtype = call.data.get(ATTR_TYPE, "qemu") if device_id: dev_reg = dr.async_get(hass) device = dev_reg.async_get(device_id) if not device: raise ValueError(f"Device not found: {device_id}") # Find our guest identifier in device.identifiers for ident_domain, ident_value in device.identifiers: if ident_domain != DOMAIN: continue # Node devices are "node:" — ignore those if ident_value.startswith("node:"): continue return _parse_guest_identifier(ident_value) raise ValueError(f"Selected device has no Easy Proxmox guest identifier: {device_id}") # manual mode if not node or vmid is None: raise ValueError("Provide either device_id OR node + vmid (+ optional type/host/config_entry_id).") if vmtype not in VALID_TYPES: raise ValueError(f"Invalid type: {vmtype} (allowed: {VALID_TYPES})") return str(node), str(vmtype), int(vmid) def _get_domain_entries(hass: HomeAssistant) -> dict[str, Any]: domain_data: dict[str, Any] = hass.data.get(DOMAIN, {}) if not domain_data: raise ValueError("Easy Proxmox is not set up.") return domain_data def _pick_entry_id_for_device(hass: HomeAssistant, device_id: str) -> str: """Pick correct config_entry_id by using device.config_entries.""" dev_reg = dr.async_get(hass) device = dev_reg.async_get(device_id) if not device: raise ValueError(f"Device not found: {device_id}") domain_entries = _get_domain_entries(hass) candidates = [eid for eid in device.config_entries if eid in domain_entries] if not candidates: raise ValueError("Device is not linked to any loaded Easy Proxmox config entry.") if len(candidates) > 1: # Very unlikely, but handle it _LOGGER.warning("Device %s belongs to multiple Easy Proxmox entries, using first.", device_id) return candidates[0] def _pick_entry_id_by_host(hass: HomeAssistant, host: str) -> str: domain_entries = _get_domain_entries(hass) matches = [] for entry_id, data in domain_entries.items(): if not isinstance(data, dict): continue # host is stored in entry.data, but we keep it accessible here via "client.host" too client = data.get("client") if client and getattr(client, "host", None) == host: matches.append(entry_id) if not matches: raise ValueError(f"No Easy Proxmox entry found for host '{host}'.") if len(matches) > 1: raise ValueError(f"Multiple Easy Proxmox entries found for host '{host}'. Please use config_entry_id.") return matches[0] def _pick_entry_id_by_guest_lookup(hass: HomeAssistant, node: str, vmtype: str, vmid: int) -> str: """ If user provides only node/vmid/type, try to find the correct entry by scanning each entry's cluster resources list. """ domain_entries = _get_domain_entries(hass) matches = [] for entry_id, data in domain_entries.items(): if not isinstance(data, dict): continue resources = data.get("resources") res_list = getattr(resources, "data", None) if not res_list: continue for r in res_list: try: if r.get("type") == vmtype and str(r.get("node")) == node and int(r.get("vmid")) == vmid: matches.append(entry_id) break except Exception: continue if not matches: raise ValueError( f"Could not find guest {node}/{vmtype}/{vmid} in any configured Proxmox host. " "Provide host or config_entry_id." ) if len(matches) > 1: raise ValueError( f"Guest {node}/{vmtype}/{vmid} exists on multiple configured hosts (ambiguous). " "Please provide host or config_entry_id, or use device_id." ) return matches[0] def _resolve_entry_id(hass: HomeAssistant, call: ServiceCall, target: Tuple[str, str, int]) -> str: """Resolve which config entry should execute this service call.""" domain_entries = _get_domain_entries(hass) # 1) explicit config_entry_id config_entry_id = call.data.get(ATTR_CONFIG_ENTRY_ID) if config_entry_id: if config_entry_id not in domain_entries: raise ValueError(f"config_entry_id '{config_entry_id}' not found or not loaded.") return config_entry_id # 2) by device_id (best + unambiguous) device_id = call.data.get(ATTR_DEVICE_ID) if device_id: return _pick_entry_id_for_device(hass, device_id) # 3) by host host = call.data.get(ATTR_HOST) if host: return _pick_entry_id_by_host(hass, host) # 4) last resort: guest lookup in resources list node, vmtype, vmid = target return _pick_entry_id_by_guest_lookup(hass, node, vmtype, vmid) async def async_register_services(hass: HomeAssistant) -> None: """Register services once per HA instance.""" if hass.services.has_service(DOMAIN, SERVICE_START): return async def _call_action(call: ServiceCall, action: str) -> None: node, vmtype, vmid = _resolve_target(hass, call) entry_id = _resolve_entry_id(hass, call, (node, vmtype, vmid)) domain_entries = _get_domain_entries(hass) entry_data = domain_entries.get(entry_id) if not isinstance(entry_data, dict) or not entry_data.get("client"): raise ValueError(f"Selected config entry '{entry_id}' has no client (not loaded).") client = entry_data["client"] _LOGGER.debug("Service action=%s entry=%s target=%s/%s/%s", action, entry_id, node, vmtype, vmid) await client.guest_action(node=node, vmid=vmid, vmtype=vmtype, action=action) async def handle_start(call: ServiceCall) -> None: await _call_action(call, "start") async def handle_shutdown(call: ServiceCall) -> None: await _call_action(call, "shutdown") async def handle_stop_hard(call: ServiceCall) -> None: await _call_action(call, "stop") async def handle_reboot(call: ServiceCall) -> None: await _call_action(call, "reboot") hass.services.async_register(DOMAIN, SERVICE_START, handle_start, schema=SERVICE_SCHEMA) hass.services.async_register(DOMAIN, SERVICE_SHUTDOWN, handle_shutdown, schema=SERVICE_SCHEMA) hass.services.async_register(DOMAIN, SERVICE_STOP_HARD, handle_stop_hard, schema=SERVICE_SCHEMA) hass.services.async_register(DOMAIN, SERVICE_REBOOT, handle_reboot, schema=SERVICE_SCHEMA) async def async_unregister_services(hass: HomeAssistant) -> None: """Unregister services (optional cleanup).""" for svc in (SERVICE_START, SERVICE_SHUTDOWN, SERVICE_STOP_HARD, SERVICE_REBOOT): if hass.services.has_service(DOMAIN, svc): hass.services.async_remove(DOMAIN, svc)