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esphome/esphome/storage_json.py

283 lines
9.7 KiB
Python

from __future__ import annotations
import binascii
import codecs
from datetime import datetime
import json
import logging
import os
from esphome import const
from esphome.const import CONF_DISABLED, CONF_MDNS
from esphome.core import CORE
from esphome.helpers import write_file_if_changed
from esphome.types import CoreType
_LOGGER = logging.getLogger(__name__)
def storage_path() -> str:
return os.path.join(CORE.data_dir, "storage", f"{CORE.config_filename}.json")
def ext_storage_path(config_filename: str) -> str:
return os.path.join(CORE.data_dir, "storage", f"{config_filename}.json")
def esphome_storage_path() -> str:
return os.path.join(CORE.data_dir, "esphome.json")
def trash_storage_path() -> str:
return CORE.relative_config_path("trash")
class StorageJSON:
def __init__(
self,
storage_version: int,
name: str,
friendly_name: str,
comment: str,
esphome_version: str,
src_version: int | None,
address: str,
web_port: int | None,
target_platform: str,
build_path: str,
firmware_bin_path: str,
loaded_integrations: set[str],
no_mdns: bool,
framework: str | None = None,
core_platform: str | None = None,
) -> None:
# Version of the storage JSON schema
assert storage_version is None or isinstance(storage_version, int)
self.storage_version = storage_version
# The name of the node
self.name = name
# The friendly name of the node
self.friendly_name = friendly_name
# The comment of the node
self.comment = comment
# The esphome version this was compiled with
self.esphome_version = esphome_version
# The version of the file in src/main.cpp - Used to migrate the file
assert src_version is None or isinstance(src_version, int)
self.src_version = src_version
# Address of the ESP, for example livingroom.local or a static IP
self.address = address
# Web server port of the ESP, for example 80
assert web_port is None or isinstance(web_port, int)
self.web_port = web_port
# The type of hardware in use, like "ESP32", "ESP32C3", "ESP8266", etc.
self.target_platform = target_platform
# The absolute path to the platformio project
self.build_path = build_path
# The absolute path to the firmware binary
self.firmware_bin_path = firmware_bin_path
# A set of strings of names of loaded integrations
self.loaded_integrations = loaded_integrations
# Is mDNS disabled
self.no_mdns = no_mdns
# The framework used to compile the firmware
self.framework = framework
# The core platform of this firmware. Like "esp32", "rp2040", "host" etc.
self.core_platform = core_platform
def as_dict(self):
return {
"storage_version": self.storage_version,
"name": self.name,
"friendly_name": self.friendly_name,
"comment": self.comment,
"esphome_version": self.esphome_version,
"src_version": self.src_version,
"address": self.address,
"web_port": self.web_port,
"esp_platform": self.target_platform,
"build_path": self.build_path,
"firmware_bin_path": self.firmware_bin_path,
"loaded_integrations": sorted(self.loaded_integrations),
"no_mdns": self.no_mdns,
"framework": self.framework,
"core_platform": self.core_platform,
}
def to_json(self):
return f"{json.dumps(self.as_dict(), indent=2)}\n"
def save(self, path):
write_file_if_changed(path, self.to_json())
@staticmethod
def from_esphome_core(esph: CoreType, old: StorageJSON | None) -> StorageJSON:
hardware = esph.target_platform.upper()
if esph.is_esp32:
from esphome.components import esp32
hardware = esp32.get_esp32_variant(esph)
return StorageJSON(
storage_version=1,
name=esph.name,
friendly_name=esph.friendly_name,
comment=esph.comment,
esphome_version=const.__version__,
src_version=1,
address=esph.address,
web_port=esph.web_port,
target_platform=hardware,
build_path=esph.build_path,
firmware_bin_path=esph.firmware_bin,
loaded_integrations=esph.loaded_integrations,
no_mdns=(
CONF_MDNS in esph.config
and CONF_DISABLED in esph.config[CONF_MDNS]
and esph.config[CONF_MDNS][CONF_DISABLED] is True
),
framework=esph.target_framework,
core_platform=esph.target_platform,
)
@staticmethod
def from_wizard(
name: str, friendly_name: str, address: str, platform: str
) -> StorageJSON:
return StorageJSON(
storage_version=1,
name=name,
friendly_name=friendly_name,
comment=None,
esphome_version=None,
src_version=1,
address=address,
web_port=None,
target_platform=platform,
build_path=None,
firmware_bin_path=None,
loaded_integrations=set(),
no_mdns=False,
framework=None,
core_platform=platform.lower(),
)
@staticmethod
def _load_impl(path: str) -> StorageJSON | None:
with codecs.open(path, "r", encoding="utf-8") as f_handle:
storage = json.load(f_handle)
storage_version = storage["storage_version"]
name = storage.get("name")
friendly_name = storage.get("friendly_name")
comment = storage.get("comment")
esphome_version = storage.get(
"esphome_version", storage.get("esphomeyaml_version")
)
src_version = storage.get("src_version")
address = storage.get("address")
web_port = storage.get("web_port")
esp_platform = storage.get("esp_platform")
build_path = storage.get("build_path")
firmware_bin_path = storage.get("firmware_bin_path")
loaded_integrations = set(storage.get("loaded_integrations", []))
no_mdns = storage.get("no_mdns", False)
framework = storage.get("framework")
core_platform = storage.get("core_platform")
return StorageJSON(
storage_version,
name,
friendly_name,
comment,
esphome_version,
src_version,
address,
web_port,
esp_platform,
build_path,
firmware_bin_path,
loaded_integrations,
no_mdns,
framework,
core_platform,
)
@staticmethod
def load(path: str) -> StorageJSON | None:
try:
return StorageJSON._load_impl(path)
except Exception: # pylint: disable=broad-except
return None
def __eq__(self, o) -> bool:
return isinstance(o, StorageJSON) and self.as_dict() == o.as_dict()
class EsphomeStorageJSON:
def __init__(
self, storage_version, cookie_secret, last_update_check, remote_version
):
# Version of the storage JSON schema
assert storage_version is None or isinstance(storage_version, int)
self.storage_version: int = storage_version
# The cookie secret for the dashboard
self.cookie_secret: str = cookie_secret
# The last time ESPHome checked for an update as an isoformat encoded str
self.last_update_check_str: str = last_update_check
# Cache of the version gotten in the last version check
self.remote_version: str | None = remote_version
def as_dict(self) -> dict:
return {
"storage_version": self.storage_version,
"cookie_secret": self.cookie_secret,
"last_update_check": self.last_update_check_str,
"remote_version": self.remote_version,
}
@property
def last_update_check(self) -> datetime | None:
try:
return datetime.strptime(self.last_update_check_str, "%Y-%m-%dT%H:%M:%S")
except Exception: # pylint: disable=broad-except
return None
@last_update_check.setter
def last_update_check(self, new: datetime) -> None:
self.last_update_check_str = new.strftime("%Y-%m-%dT%H:%M:%S")
def to_json(self) -> dict:
return f"{json.dumps(self.as_dict(), indent=2)}\n"
def save(self, path: str) -> None:
write_file_if_changed(path, self.to_json())
@staticmethod
def _load_impl(path: str) -> EsphomeStorageJSON | None:
with codecs.open(path, "r", encoding="utf-8") as f_handle:
storage = json.load(f_handle)
storage_version = storage["storage_version"]
cookie_secret = storage.get("cookie_secret")
last_update_check = storage.get("last_update_check")
remote_version = storage.get("remote_version")
return EsphomeStorageJSON(
storage_version, cookie_secret, last_update_check, remote_version
)
@staticmethod
def load(path: str) -> EsphomeStorageJSON | None:
try:
return EsphomeStorageJSON._load_impl(path)
except Exception: # pylint: disable=broad-except
return None
@staticmethod
def get_default() -> EsphomeStorageJSON:
return EsphomeStorageJSON(
storage_version=1,
cookie_secret=binascii.hexlify(os.urandom(64)).decode(),
last_update_check=None,
remote_version=None,
)
def __eq__(self, o) -> bool:
return isinstance(o, EsphomeStorageJSON) and self.as_dict() == o.as_dict()