HEROKU网站在未收到新请求后离线

Question

我的网站一直在崩溃。如果我不触发新的请求；这里什么都没有&"；。我必须刷新页面几次才能加载网站。也许是设置中的东西，但我不知道它是什么。我正在使用django_on_heroku和dj_database_url来做"自动"；heroku中的设置。

base.py

"""
Django settings for setup project.
Generated by 'django-admin startproject' using Django 4.0.6.
For more information on this file, see
https://docs.djangoproject.com/en/4.0/topics/settings/
For the full list of settings and their values, see
https://docs.djangoproject.com/en/4.0/ref/settings/
"""
import dj_database_url
from dotenv import load_dotenv, find_dotenv
from pathlib import Path, os
# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent.parent

# Application definition
INSTALLED_APPS = [
"django.contrib.admin",
"django.contrib.auth",
"django.contrib.contenttypes",
"django.contrib.sessions",
"django.contrib.messages",
"django.contrib.staticfiles",
# Meus apps
"users.apps.UsersConfig",
"accounts.apps.AccountsConfig",
"produtos.apps.ProdutosConfig",
"lojista.apps.LojistaConfig",
# 3rd
"localflavor",
"tempus_dominus",
"django_extensions",
]
MIDDLEWARE = [
"django.middleware.security.SecurityMiddleware",
"whitenoise.middleware.WhiteNoiseMiddleware",
"django.contrib.sessions.middleware.SessionMiddleware",
"django.middleware.common.CommonMiddleware",
"django.middleware.csrf.CsrfViewMiddleware",
"django.contrib.auth.middleware.AuthenticationMiddleware",
"django.contrib.messages.middleware.MessageMiddleware",
"django.middleware.clickjacking.XFrameOptionsMiddleware",
]
ROOT_URLCONF = "setup.urls"
TEMPLATES = [
{
"BACKEND": "django.template.backends.django.DjangoTemplates",
"DIRS": [BASE_DIR / "templates"],
"APP_DIRS": True,
"OPTIONS": {
"context_processors": [
"django.template.context_processors.debug",
"django.template.context_processors.request",
"django.contrib.auth.context_processors.auth",
"django.contrib.messages.context_processors.messages",
],
},
},
]
WSGI_APPLICATION = "setup.wsgi.application"

# Database
# https://docs.djangoproject.com/en/4.0/ref/settings/#databases
# DATABASES = {
#     "default": {
#         "ENGINE": "django.db.backends.sqlite3",
#         "NAME": BASE_DIR / "db.sqlite3",
#     }
# }
load_dotenv(find_dotenv())
DATABASES = {
"default": dj_database_url.config(default="sqlite://db.slite3")
}
# Password validation
# https://docs.djangoproject.com/en/4.0/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
{
"NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
},
{
"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
},
{
"NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
},
{
"NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
},
]

# Internationalization
# https://docs.djangoproject.com/en/4.0/topics/i18n/
LANGUAGE_CODE = "pt-Br"
TIME_ZONE = "America/Sao_Paulo"
USE_I18N = True
USE_L10N = True
USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/4.0/howto/static-files/
STATIC_URL = "/static/"
STATIC_ROOT = BASE_DIR / "staticfiles"
STATICFILES_DIRS = (os.path.join(BASE_DIR, "static"),)
MEDIA_ROOT = os.path.join(BASE_DIR, "media")
MEDIA_URL = "/media/"
STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
# Default primary key field type
# https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
# Extend User
AUTH_USER_MODEL = "users.CustomUser"

LOGIN_REDIRECT_URL = "/"
LOGOUT_REDIRECT_URL = "/"
TEMPUS_DOMINUS_LOCALIZE = True

USE_L10N = True
# messages
from django.contrib.messages import constants as messages
MESSAGE_TAGS = {
messages.DEBUG: "alert-info",
messages.INFO: "alert-info",
messages.SUCCESS: "alert-success",
messages.WARNING: "alert-warning",
messages.ERROR: "alert-danger",
}

产品.py

import django_on_heroku
from decouple import config
from .base import *
SECRET_KEY = config("SECRET_KEY")
DEBUG = False
ALLOWED_HOSTS = [
"e-commerce-validity.herokuapp.com",
]
DEBUG_PROPAGATE_EXPECTIONS = True
LOGGING = {
"version": 1,
"disable_existing_loggers": False,
"formatters": {
"verbose": {
"format": "[%(asctime)s] %(levelname)s [%(name)s:%(lineno)s] %(message)s",
"datefmt": "%d/%b/%Y %H:%M:%S",
},
"simple": {"format": "%(levelname)s %(message)s"},
},
"handlers": {
"console": {
"level": "DEBUG",
"class": "logging.StreamHandler",
},
},
"loggers": {
"MYAPP": {
"handlers": ["console"],
'level': os.getenv('DJANGO_LOG_LEVEL', 'DEBUG'),
},
},
}
# Heroku Settings
django_on_heroku.settings(locals(), staticfiles=False)
del DATABASES["default"]["OPTIONS"]["sslmode"]

脱机时的最后日志

2022-09-20T09:22:00.227176+00:00 app[web.1]: 10.1.5.86 - - [20/set/2022:06:22:00 -0300] "GET /media/products/2022/09/20/shopping_1.webp HTTP/1.1" 404 179 "https://e-commerce-validity.herokuapp.com/categoria/bebidas" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
2022-09-20T09:22:00.227188+00:00 heroku[router]: at=info method=GET path="/media/products/2022/09/20/shopping_1.webp" host=e-commerce-validity.herokuapp.com request_id=1b0debf4-5a8c-407d-a589-e17a602d23b4 fwd="179.66.122.162" dyno=web.1 connect=0ms service=1ms status=404 bytes=452 protocol=https
2022-09-20T09:22:01.046037+00:00 heroku[router]: at=info method=GET path="/produto/coca-cola-zero" host=e-commerce-validity.herokuapp.com request_id=1c953d08-eb6f-4dd2-8a97-de9f805d3df8 fwd="179.66.122.162" dyno=web.1 connect=0ms service=14ms status=200 bytes=5704 protocol=https
2022-09-20T09:22:01.046086+00:00 app[web.1]: 10.1.5.86 - - [20/set/2022:06:22:01 -0300] "GET /produto/coca-cola-zero HTTP/1.1" 200 5241 "https://e-commerce-validity.herokuapp.com/categoria/bebidas" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
2022-09-20T09:22:01.318131+00:00 heroku[router]: at=info method=GET path="/media/products/2022/09/20/shopping_1.webp" host=e-commerce-validity.herokuapp.com request_id=9316ccb6-f7fd-43ab-b545-47b1442f3f3d fwd="179.66.122.162" dyno=web.1 connect=0ms service=2ms status=404 bytes=452 protocol=https
2022-09-20T09:22:01.318224+00:00 app[web.1]: 10.1.5.86 - - [20/set/2022:06:22:01 -0300] "GET /media/products/2022/09/20/shopping_1.webp HTTP/1.1" 404 179 "https://e-commerce-validity.herokuapp.com/produto/coca-cola-zero" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
2022-09-20T09:22:02.380148+00:00 heroku[router]: at=info method=GET path="/carrinho/" host=e-commerce-validity.herokuapp.com request_id=e0d79cfd-4b64-4305-9025-a863cade10d3 fwd="179.66.122.162" dyno=web.1 connect=0ms service=11ms status=200 bytes=10006 protocol=https
2022-09-20T09:22:02.380234+00:00 app[web.1]: 10.1.5.86 - - [20/set/2022:06:22:02 -0300] "GET /carrinho/ HTTP/1.1" 200 9543 "https://e-commerce-validity.herokuapp.com/produto/coca-cola-zero" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
2022-09-20T09:22:02.655168+00:00 heroku[router]: at=info method=GET path="/media/products/2022/09/20/shopping.webp" host=e-commerce-validity.herokuapp.com request_id=55c3277d-ea8b-4506-a37e-a79f029845dc fwd="179.66.122.162" dyno=web.1 connect=0ms service=2ms status=404 bytes=452 protocol=https
2022-09-20T09:22:02.655208+00:00 app[web.1]: 10.1.5.86 - - [20/set/2022:06:22:02 -0300] "GET /media/products/2022/09/20/shopping.webp HTTP/1.1" 404 179 "https://e-commerce-validity.herokuapp.com/carrinho/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"

Answer 1

Heroku默认情况下"关闭"；30分钟后当前根本没有使用的免费服务器。它通常需要大约10-30秒才能再次启动。