1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
"""Common code for Shelly library."""
from __future__ import annotations
import asyncio
import ipaddress
import logging
from dataclasses import dataclass
from socket import gethostbyname
from typing import Any
from aiohttp import BasicAuth, ClientSession, ClientTimeout
from yarl import URL
from .const import (
CONNECT_ERRORS,
DEFAULT_HTTP_PORT,
DEVICE_IO_TIMEOUT,
DEVICES,
FIRMWARE_PATTERN,
MIN_FIRMWARE_DATES,
)
from .exceptions import (
DeviceConnectionError,
DeviceConnectionTimeoutError,
InvalidHostError,
MacAddressMismatchError,
ShellyError,
)
_LOGGER = logging.getLogger(__name__)
DEVICE_IO_TIMEOUT_CLIENT_TIMEOUT = ClientTimeout(total=DEVICE_IO_TIMEOUT)
@dataclass
class ConnectionOptions:
"""Shelly options for connection."""
ip_address: str
username: str | None = None
password: str | None = None
temperature_unit: str = "C"
auth: BasicAuth | None = None
device_mac: str | None = None
port: int = DEFAULT_HTTP_PORT
def __post_init__(self) -> None:
"""Call after initialization."""
if self.username is not None:
if self.password is None:
raise ValueError("Supply both username and password")
object.__setattr__(self, "auth", BasicAuth(self.username, self.password))
IpOrOptionsType = str | ConnectionOptions
async def process_ip_or_options(ip_or_options: IpOrOptionsType) -> ConnectionOptions:
"""Return ConnectionOptions class from ip str or ConnectionOptions."""
if isinstance(ip_or_options, str):
options = ConnectionOptions(ip_or_options)
else:
options = ip_or_options
try:
ipaddress.ip_address(options.ip_address)
except ValueError:
loop = asyncio.get_running_loop()
options.ip_address = await loop.run_in_executor(
None, gethostbyname, options.ip_address
)
return options
async def get_info(
aiohttp_session: ClientSession,
ip_address: str,
device_mac: str | None = None,
port: int = DEFAULT_HTTP_PORT,
) -> dict[str, Any]:
"""Get info from device through REST call."""
error: ShellyError
try:
async with aiohttp_session.get(
URL.build(scheme="http", host=ip_address, port=port, path="/shelly"),
raise_for_status=True,
timeout=DEVICE_IO_TIMEOUT_CLIENT_TIMEOUT,
) as resp:
result: dict[str, Any] = await resp.json()
except TimeoutError as err:
error = DeviceConnectionTimeoutError(err)
_LOGGER.debug("host %s:%s: timeout error: %r", ip_address, port, error)
raise error from err
except ValueError as err:
error = InvalidHostError(err)
_LOGGER.debug("host %s is invalid: %r", ip_address, error)
raise error from err
except CONNECT_ERRORS as err:
error = DeviceConnectionError(err)
_LOGGER.debug("host %s:%s: error: %r", ip_address, port, error)
raise error from err
mac = result["mac"]
if device_mac and device_mac != mac:
error = MacAddressMismatchError(f"Input MAC: {device_mac}, Shelly MAC: {mac}")
_LOGGER.debug("host %s:%s: error: %r", ip_address, port, error)
raise error
return result
def is_firmware_supported(gen: int, model: str, firmware_version: str) -> bool:
"""Return True if firmware is supported."""
fw_ver: int | None
if device := DEVICES.get(model):
# Specific model is known
if not device.supported:
return False
fw_ver = device.min_fw_date
elif not (fw_ver := MIN_FIRMWARE_DATES.get(gen)):
# Protection against future generations of devices.
return False
match = FIRMWARE_PATTERN.search(firmware_version)
if match is None:
return False
# We compare firmware release dates because Shelly version numbering is
# inconsistent, sometimes the word is used as the version number.
return int(match[0]) >= fw_ver
|
