質問編集履歴
2
コードを修正しました。
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Heroku
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Heroku 動作しない
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1カ月前に動作確認した際、動いていたプログラムが急に動かなくなってしまいました。
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原因が分からず困っております。
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**動かなくなったと判断した理由**
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LINE BOTプログラムですので、LINEからメッセージを送ると、決まった返答がくるプログラムですが、
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LINEからメッセージを送信しても、返答が何もありません。（「既読」にはなります。）
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##プログラム内容
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deployしたプログラムコードを掲載します。
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LINE BOTプログラムです。
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```python
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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import errno
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import os
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import sys
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import tempfile
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import logging
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from argparse import ArgumentParser
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from flask import Flask, request, abort
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from linebot import (
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LineBotApi, WebhookHandler
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)
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from linebot.exceptions import (
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InvalidSignatureError
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)
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from linebot.models import (
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MessageEvent, TextMessage, TextSendMessage,
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SourceUser, SourceGroup, SourceRoom,
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TemplateSendMessage, ConfirmTemplate, MessageTemplateAction,
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ButtonsTemplate, ImageCarouselTemplate, ImageCarouselColumn, URITemplateAction,
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PostbackTemplateAction, DatetimePickerTemplateAction,
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CarouselTemplate, CarouselColumn, PostbackEvent,
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StickerMessage, StickerSendMessage, LocationMessage, LocationSendMessage,
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ImageMessage, VideoMessage, AudioMessage, FileMessage,
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UnfollowEvent, FollowEvent, JoinEvent, LeaveEvent, BeaconEvent
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)
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import paho.mqtt.client as mqtt
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# ブローカーに接続できたときの処理
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def on_connect(client, userdata, flag, rc):
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print("Connected with result code " + str(rc))
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# ブローカーが切断したときの処理
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def on_disconnect(client, userdata, flag, rc):
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if rc != 0:
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print("Unexpected disconnection.")
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# publishが完了したときの処理
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def on_publish(client, userdata, mid):
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print("publish: {0}".format(mid))
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app = Flask(__name__)
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# ログを標準出力へ。heroku logs --tail で確認するためです。
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# app.logger.info で出力するため、レベルは INFO にする。
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app.logger.addHandler(logging.StreamHandler(sys.stdout))
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app.logger.setLevel(logging.INFO)
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#Secret, tokenは、Exportに設定する方がおすすめ(Web公開されてしまうので…）
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line_bot_api = LineBotApi('hogehogehoge')
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handler = WebhookHandler('hoge')
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static_tmp_path = os.path.join(os.path.dirname(__file__), 'static', 'tmp')
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client = mqtt.Client() # クラスのインスタンス(実体)の作成
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client.on_connect = on_connect # 接続時のコールバック関数を登録
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client.on_disconnect = on_disconnect # 切断時のコールバックを登録
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client.on_publish = on_publish # メッセージ送信時のコールバック
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client.tls_set("/etc/ssl/certs/ca-certificates.crt")
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client.username_pw_set("xxxxx", "hogehoge")
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client.connect("xxxxx.cloudmqtt.com", xxxxx)
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# function for create tmp dir for download content
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def make_static_tmp_dir():
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try:
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os.makedirs(static_tmp_path)
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except OSError as exc:
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if exc.errno == errno.EEXIST and os.path.isdir(static_tmp_path):
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pass
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else:
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raise
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@app.route("/callback", methods=['POST'])
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def callback():
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# get X-Line-Signature header value
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signature = request.headers['X-Line-Signature']
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# get request body as text
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body = request.get_data(as_text=True)
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app.logger.info("Request body: " + body)
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# handle webhook body
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try:
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handler.handle(body, signature)
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except InvalidSignatureError:
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abort(400)
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return 'OK'
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@handler.add(MessageEvent, message=TextMessage)
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def handle_text_message(event):
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text = event.message.text
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# 通信処理スタート
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client.loop_start() # subはloop_forever()だが，pubはloop_start()で起動だけさせる
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if text == 'password':
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buttons_template = ButtonsTemplate(
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title='test', text='select', actions=[
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PostbackTemplateAction(label='green', data='green'),
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PostbackTemplateAction(label='red', data='red'),
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PostbackTemplateAction(label='blue', data='blue'),
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PostbackTemplateAction(label='yellow', data='yellow'),
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])
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template_message = TemplateSendMessage(
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alt_text='Buttons alt text', template=buttons_template)
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line_bot_api.reply_message(event.reply_token, template_message)
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else:
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client.publish("system","xxxx") # トピック名とメッセージを決めて送信
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line_bot_api.reply_message(
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#botは停止中
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#event.reply_token, TextSendMessage(text=event.message.text))
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event.reply_token, TextSendMessage(text='正しいパスワードを入力して下さい。'))
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@handler.add(PostbackEvent)
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def handle_postback(event):
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# 通信処理スタート
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client.loop_start() # subはloop_forever()だが，pubはloop_start()で起動だけさせる
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if event.postback.data == 'green':
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client.publish("system","green") # トピック名とメッセージを決めて送信
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line_bot_api.reply_message(
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event.reply_token, TextSendMessage(text='green'))
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elif event.postback.data == 'red':
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client.publish("system","red") # トピック名とメッセージを決めて送信
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line_bot_api.reply_message(
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event.reply_token, TextSendMessage(text='red。'))
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elif event.postback.data == 'blue':
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client.publish("system","blue") # トピック名とメッセージを決めて送信
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line_bot_api.reply_message(
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event.reply_token, TextSendMessage(text='blue'))
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elif event.postback.data == 'yellow':
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client.publish("system","yellow") # トピック名とメッセージを決めて送信
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line_bot_api.reply_message(
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event.reply_token, TextSendMessage(text='yellow'))
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if __name__ == "__main__":
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arg_parser = ArgumentParser(
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usage='Usage: python ' + __file__ + ' [--port <port>] [--help]'
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)
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arg_parser.add_argument('-p', '--port', type=int, default=int(os.environ.get('PORT', 8000)), help='port')
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arg_parser.add_argument('-d', '--debug', default=False, help='debug')
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arg_parser.add_argument('--host', default='0.0.0.0', help='host')
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options = arg_parser.parse_args()
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app.run(debug=options.debug, host=options.host, port=options.port)
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```
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##heroku log
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**heroku logs --tailで取得した情報は次のとおりです。**
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**crash**が発生しているのですが、今まで発生していませんでした。
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```text
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2020-09-07T00:07:40.780756+00:00 heroku[web.1]: State changed from starting to crashed
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2020-09-07T00:07:40.783097+00:00 heroku[web.1]: State changed from crashed to starting
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2020-09-07T00:07:42.854094+00:00 heroku[web.1]: Starting process with command `python app.py`
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2020-09-07T00:07:44.993470+00:00 app[web.1]: Traceback (most recent call last):
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2020-09-07T00:07:44.993486+00:00 app[web.1]: File "app.py", line 81, in <module>
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2020-09-07T00:07:44.993495+00:00 app[web.1]: client.connect("tailor.cloudmqtt.com", 21683)
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2020-09-07T00:07:44.993495+00:00 app[web.1]: File "/app/.heroku/python/lib/python2.7/site-packages/paho/mqtt/client.py", line 937, in connect
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2020-09-07T00:07:44.993651+00:00 app[web.1]: return self.reconnect()
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2020-09-07T00:07:44.993652+00:00 app[web.1]: File "/app/.heroku/python/lib/python2.7/site-packages/paho/mqtt/client.py", line 1071, in reconnect
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2020-09-07T00:07:44.993854+00:00 app[web.1]: sock = self._create_socket_connection()
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2020-09-07T00:07:44.993857+00:00 app[web.1]: File "/app/.heroku/python/lib/python2.7/site-packages/paho/mqtt/client.py", line 3522, in _create_socket_connection
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2020-09-07T00:07:44.994573+00:00 app[web.1]: return socket.create_connection(addr, source_address=source, timeout=self._keepalive)
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2020-09-07T00:07:44.994574+00:00 app[web.1]: File "/app/.heroku/python/lib/python2.7/socket.py", line 575, in create_connection
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2020-09-07T00:07:44.994706+00:00 app[web.1]: raise err
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2020-09-07T00:07:44.994748+00:00 app[web.1]: socket.error: [Errno 111] Connection refused
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2020-09-07T00:07:45.061209+00:00 heroku[web.1]: Process exited with status 1
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2020-09-07T00:07:45.107734+00:00 heroku[web.1]: State changed from starting to crashed
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2020-09-07T00:30:40.814943+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=POST path="/callback" host=remote-plc.herokuapp.com request_id=1ce21cf8-616b-461e-a524-548ecba183b9 fwd="147.92.150.193" dyno= connect= service= status=503 bytes= protocol=https
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```
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1
コマンド実行時のログを追加しました。
title
CHANGED
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File without changes
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body
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```python
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# -*- coding: utf-8 -*-
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import unicode_literals
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import errno
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import os
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import sys
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