mirror of
https://github.com/home-assistant/supervisor
synced 2024-09-27 19:03:30 +02:00
1df0a5db2a
* Make host log endpoints cli friendly * Remove blank identifiers
203 lines
6.6 KiB
Python
203 lines
6.6 KiB
Python
"""Init file for Supervisor host RESTful API."""
|
|
import asyncio
|
|
from contextlib import suppress
|
|
import logging
|
|
|
|
from aiohttp import web
|
|
from aiohttp.hdrs import ACCEPT, RANGE
|
|
import voluptuous as vol
|
|
from voluptuous.error import CoerceInvalid
|
|
|
|
from ..const import (
|
|
ATTR_CHASSIS,
|
|
ATTR_CPE,
|
|
ATTR_DEPLOYMENT,
|
|
ATTR_DESCRIPTON,
|
|
ATTR_DISK_FREE,
|
|
ATTR_DISK_LIFE_TIME,
|
|
ATTR_DISK_TOTAL,
|
|
ATTR_DISK_USED,
|
|
ATTR_FEATURES,
|
|
ATTR_HOSTNAME,
|
|
ATTR_KERNEL,
|
|
ATTR_NAME,
|
|
ATTR_OPERATING_SYSTEM,
|
|
ATTR_SERVICES,
|
|
ATTR_STATE,
|
|
ATTR_TIMEZONE,
|
|
)
|
|
from ..coresys import CoreSysAttributes
|
|
from ..exceptions import APIError, HostLogError
|
|
from ..host.const import PARAM_BOOT_ID, PARAM_FOLLOW, PARAM_SYSLOG_IDENTIFIER
|
|
from .const import (
|
|
ATTR_AGENT_VERSION,
|
|
ATTR_APPARMOR_VERSION,
|
|
ATTR_BOOT_TIMESTAMP,
|
|
ATTR_BOOTS,
|
|
ATTR_BROADCAST_LLMNR,
|
|
ATTR_BROADCAST_MDNS,
|
|
ATTR_DT_SYNCHRONIZED,
|
|
ATTR_DT_UTC,
|
|
ATTR_IDENTIFIERS,
|
|
ATTR_LLMNR_HOSTNAME,
|
|
ATTR_STARTUP_TIME,
|
|
ATTR_USE_NTP,
|
|
CONTENT_TYPE_TEXT,
|
|
)
|
|
from .utils import api_process, api_validate
|
|
|
|
_LOGGER: logging.Logger = logging.getLogger(__name__)
|
|
|
|
IDENTIFIER = "identifier"
|
|
BOOTID = "bootid"
|
|
DEFAULT_RANGE = 100
|
|
|
|
SCHEMA_OPTIONS = vol.Schema({vol.Optional(ATTR_HOSTNAME): str})
|
|
|
|
|
|
class APIHost(CoreSysAttributes):
|
|
"""Handle RESTful API for host functions."""
|
|
|
|
@api_process
|
|
async def info(self, request):
|
|
"""Return host information."""
|
|
return {
|
|
ATTR_AGENT_VERSION: self.sys_dbus.agent.version,
|
|
ATTR_APPARMOR_VERSION: self.sys_host.apparmor.version,
|
|
ATTR_CHASSIS: self.sys_host.info.chassis,
|
|
ATTR_CPE: self.sys_host.info.cpe,
|
|
ATTR_DEPLOYMENT: self.sys_host.info.deployment,
|
|
ATTR_DISK_FREE: self.sys_host.info.free_space,
|
|
ATTR_DISK_TOTAL: self.sys_host.info.total_space,
|
|
ATTR_DISK_USED: self.sys_host.info.used_space,
|
|
ATTR_DISK_LIFE_TIME: self.sys_host.info.disk_life_time,
|
|
ATTR_FEATURES: self.sys_host.features,
|
|
ATTR_HOSTNAME: self.sys_host.info.hostname,
|
|
ATTR_LLMNR_HOSTNAME: self.sys_host.info.llmnr_hostname,
|
|
ATTR_KERNEL: self.sys_host.info.kernel,
|
|
ATTR_OPERATING_SYSTEM: self.sys_host.info.operating_system,
|
|
ATTR_TIMEZONE: self.sys_host.info.timezone,
|
|
ATTR_DT_UTC: self.sys_host.info.dt_utc,
|
|
ATTR_DT_SYNCHRONIZED: self.sys_host.info.dt_synchronized,
|
|
ATTR_USE_NTP: self.sys_host.info.use_ntp,
|
|
ATTR_STARTUP_TIME: self.sys_host.info.startup_time,
|
|
ATTR_BOOT_TIMESTAMP: self.sys_host.info.boot_timestamp,
|
|
ATTR_BROADCAST_LLMNR: self.sys_host.info.broadcast_llmnr,
|
|
ATTR_BROADCAST_MDNS: self.sys_host.info.broadcast_mdns,
|
|
}
|
|
|
|
@api_process
|
|
async def options(self, request):
|
|
"""Edit host settings."""
|
|
body = await api_validate(SCHEMA_OPTIONS, request)
|
|
|
|
# hostname
|
|
if ATTR_HOSTNAME in body:
|
|
await asyncio.shield(
|
|
self.sys_host.control.set_hostname(body[ATTR_HOSTNAME])
|
|
)
|
|
|
|
@api_process
|
|
def reboot(self, request):
|
|
"""Reboot host."""
|
|
return asyncio.shield(self.sys_host.control.reboot())
|
|
|
|
@api_process
|
|
def shutdown(self, request):
|
|
"""Poweroff host."""
|
|
return asyncio.shield(self.sys_host.control.shutdown())
|
|
|
|
@api_process
|
|
def reload(self, request):
|
|
"""Reload host data."""
|
|
return asyncio.shield(self.sys_host.reload())
|
|
|
|
@api_process
|
|
async def services(self, request):
|
|
"""Return list of available services."""
|
|
services = []
|
|
for unit in self.sys_host.services:
|
|
services.append(
|
|
{
|
|
ATTR_NAME: unit.name,
|
|
ATTR_DESCRIPTON: unit.description,
|
|
ATTR_STATE: unit.state,
|
|
}
|
|
)
|
|
|
|
return {ATTR_SERVICES: services}
|
|
|
|
@api_process
|
|
async def list_boots(self, _: web.Request):
|
|
"""Return a list of boot IDs."""
|
|
boot_ids = await self.sys_host.logs.get_boot_ids()
|
|
return {
|
|
ATTR_BOOTS: {
|
|
str(1 + i - len(boot_ids)): boot_id
|
|
for i, boot_id in enumerate(boot_ids)
|
|
}
|
|
}
|
|
|
|
@api_process
|
|
async def list_identifiers(self, _: web.Request):
|
|
"""Return a list of syslog identifiers."""
|
|
return {ATTR_IDENTIFIERS: await self.sys_host.logs.get_identifiers()}
|
|
|
|
async def _get_boot_id(self, possible_offset: str) -> str:
|
|
"""Convert offset into boot ID if required."""
|
|
with suppress(CoerceInvalid):
|
|
offset = vol.Coerce(int)(possible_offset)
|
|
try:
|
|
return await self.sys_host.logs.get_boot_id(offset)
|
|
except (ValueError, HostLogError) as err:
|
|
raise APIError() from err
|
|
return possible_offset
|
|
|
|
@api_process
|
|
async def advanced_logs(
|
|
self, request: web.Request, identifier: str | None = None, follow: bool = False
|
|
) -> web.StreamResponse:
|
|
"""Return systemd-journald logs."""
|
|
params = {}
|
|
if identifier:
|
|
params[PARAM_SYSLOG_IDENTIFIER] = identifier
|
|
elif IDENTIFIER in request.match_info:
|
|
params[PARAM_SYSLOG_IDENTIFIER] = request.match_info.get(IDENTIFIER)
|
|
else:
|
|
params[PARAM_SYSLOG_IDENTIFIER] = self.sys_host.logs.default_identifiers
|
|
|
|
if BOOTID in request.match_info:
|
|
params[PARAM_BOOT_ID] = await self._get_boot_id(
|
|
request.match_info.get(BOOTID)
|
|
)
|
|
if follow:
|
|
params[PARAM_FOLLOW] = ""
|
|
|
|
if ACCEPT in request.headers and request.headers[ACCEPT] not in [
|
|
CONTENT_TYPE_TEXT,
|
|
"*/*",
|
|
]:
|
|
raise APIError(
|
|
"Invalid content type requested. Only text/plain supported for now."
|
|
)
|
|
|
|
if RANGE in request.headers:
|
|
range_header = request.headers.get(RANGE)
|
|
else:
|
|
range_header = f"entries=:-{DEFAULT_RANGE}:"
|
|
|
|
async with self.sys_host.logs.journald_logs(
|
|
params=params, range_header=range_header
|
|
) as resp:
|
|
try:
|
|
response = web.StreamResponse()
|
|
response.content_type = CONTENT_TYPE_TEXT
|
|
await response.prepare(request)
|
|
async for data in resp.content:
|
|
await response.write(data)
|
|
except ConnectionResetError as ex:
|
|
raise APIError(
|
|
"Connection reset when trying to fetch data from systemd-journald."
|
|
) from ex
|
|
return response
|