mirror of
https://github.com/thingsboard/thingsboard-gateway
synced 2025-10-26 22:31:42 +08:00
114 lines
4.1 KiB
Python
114 lines
4.1 KiB
Python
# Copyright 2020. ThingsBoard
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# #
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# #
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# http://www.apache.org/licenses/LICENSE-2.0
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# #
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from requests import post, ConnectionError
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from uuid import uuid1
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from platform import platform, system, release
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from logging import getLogger
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from pkg_resources import get_distribution
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from threading import Thread
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from time import time, sleep
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from simplejson import loads
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from thingsboard_gateway.tb_utility.tb_utility import TBUtility
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log = getLogger("service")
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UPDATE_SERVICE_BASE_URL = "https://updates.thingsboard.io"
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# UPDATE_SERVICE_BASE_URL = "http://127.0.0.1:8090"
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class TBUpdater(Thread):
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def __init__(self):
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super().__init__()
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self.__version = {"current_version": get_distribution('thingsboard_gateway').version,
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"latest_version": get_distribution('thingsboard_gateway').version}
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self.__instance_id = str(uuid1())
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self.__platform = system()
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self.__release = release()
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self.__os_version = platform()
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self.__previous_check = 0
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self.__check_period = 3600.0
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self.__request_timeout = 5
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self.__stopped = True
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self.start()
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def run(self):
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self.__stopped = False
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while not self.__stopped:
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if time() >= self.__previous_check + self.__check_period:
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self.check_for_new_version()
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self.__previous_check = time()
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else:
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sleep(1)
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def stop(self):
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self.__stopped = True
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def get_version(self):
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return self.__version
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def get_platform(self):
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return self.__platform
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def get_release(self):
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return self.__release
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def check_for_new_version(self):
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log.debug("Checking for new version")
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request_args = self.form_request_params()
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try:
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response = post(**request_args)
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content = None
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content = loads(response.content)
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if content is not None and content.get("updateAvailable", False):
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new_version = content["message"].replace("New version ", "").replace(" is available!", "")
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if new_version > self.__version["current_version"]:
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log.info(content["message"])
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self.__version["latest_version"] = new_version
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log.info("\n\n[===UPDATE===]\n\n New version %s is available! \n\n[===UPDATE===]\n",
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self.__version["latest_version"])
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except ConnectionRefusedError:
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log.warning("Cannot connect to the update service. PLease check your internet connection.")
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except ConnectionError:
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log.warning("Cannot connect to the update service. PLease check your internet connection.")
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except Exception as e:
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log.exception(e)
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def form_request_params(self):
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json_data = {
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"version": self.__version["current_version"],
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"platform": self.__platform,
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"instanceId": self.__instance_id,
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"osVersion": self.__os_version,
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}
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url = UPDATE_SERVICE_BASE_URL + "/api/tb-gateway/updates"
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request_args = {
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"url": url,
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"json": json_data,
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"timeout": self.__request_timeout
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}
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return request_args
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def update(self):
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if self.__version["latest_version"] != self.__version["current_version"]:
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result = TBUtility.install_package("thingsboard-gateway", self.__version["latest_version"])
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else:
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result = "Congratulations! You have the latest version."
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return result
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if __name__ == '__main__':
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updater = TBUpdater()
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