[英]Configuring Google Cloud App Engine w Django
我正在按照本教程使用 Google Cloud 部署 Django。 在時間戳 (13:39),他在 VS Code 中進入 Django 項目中的 settings.py,並將一些占位符替換為他自己的 Google Cloud 憑據。 然而,我的 settings.py 看起來非常不同。 塊帽中唯一看起來像是占位符的東西是“GOOGLE_CLOUD_PROJECT”和“SETTINGS_NAME”。 這是我無法通過的安裝部分,因為在我嘗試執行的下一步
python manage.py makemigrations
我被送到這里:
else:
raise Exception("No local .env or GOOGLE_CLOUD_PROJECT detected. No secrets found.")
希望有人可以瀏覽一下我的 settings.py 並確定我缺少什么,為什么if塊將變為Exception 。
需要注意的一件事:頂級導入環境和google.cloud未解決。 idk是否與它有關。 這就是文件從罐中出來的方式。 我不想惹它,以防萬一 tshtf :D
設置.py
import io
import os
import environ
from google.cloud import secretmanager
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# [START gaestd_py_django_secret_config]
env = environ.Env(DEBUG=(bool, False))
env_file = os.path.join(BASE_DIR, ".env")
if os.path.isfile(env_file):
# Use a local secret file, if provided
env.read_env(env_file)
# [START_EXCLUDE]
elif os.getenv("TRAMPOLINE_CI", None):
# Create local settings if running with CI, for unit testing
placeholder = (
f"SECRET_KEY=a\n"
f"DATABASE_URL=sqlite://{os.path.join(BASE_DIR, 'db.sqlite3')}"
)
env.read_env(io.StringIO(placeholder))
# [END_EXCLUDE]
elif os.environ.get("GOOGLE_CLOUD_PROJECT", None):
# Pull secrets from Secret Manager
project_id = os.environ.get("GOOGLE_CLOUD_PROJECT")
client = secretmanager.SecretManagerServiceClient()
settings_name = os.environ.get("SETTINGS_NAME", "django_settings")
name = f"projects/{project_id}/secrets/{settings_name}/versions/latest"
payload = client.access_secret_version(name=name).payload.data.decode("UTF-8")
env.read_env(io.StringIO(payload))
else:
raise Exception("No local .env or GOOGLE_CLOUD_PROJECT detected. No secrets found.")
# [END gaestd_py_django_secret_config]
SECRET_KEY = env("SECRET_KEY")
# SECURITY WARNING: don't run with debug turned on in production!
# Change this to "False" when you are ready for production
DEBUG = True
# SECURITY WARNING: App Engine's security features ensure that it is safe to
# have ALLOWED_HOSTS = ['*'] when the app is deployed. If you deploy a Django
# app not on App Engine, make sure to set an appropriate host here.
ALLOWED_HOSTS = ["*"]
# Application definition
INSTALLED_APPS = [
"polls.apps.PollsConfig",
"django.contrib.admin",
"django.contrib.auth",
"django.contrib.contenttypes",
"django.contrib.sessions",
"django.contrib.messages",
"django.contrib.staticfiles",
]
MIDDLEWARE = [
"django.middleware.security.SecurityMiddleware",
"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 = "mysite.urls"
TEMPLATES = [
{
"BACKEND": "django.template.backends.django.DjangoTemplates",
"DIRS": [],
"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 = "mysite.wsgi.application"
# Database
# [START db_setup]
# [START gaestd_py_django_database_config]
# Use django-environ to parse the connection string
DATABASES = {"default": env.db()}
# If the flag as been set, configure to use proxy
if os.getenv("USE_CLOUD_SQL_AUTH_PROXY", None):
DATABASES["default"]["HOST"] = "127.0.0.1"
DATABASES["default"]["PORT"] = 5432
# [END gaestd_py_django_database_config]
# [END db_setup]
# Use a in-memory sqlite3 database when testing in CI systems
# TODO(glasnt) CHECK IF THIS IS REQUIRED because we're setting a val above
if os.getenv("TRAMPOLINE_CI", None):
DATABASES = {
"default": {
"ENGINE": "django.db.backends.sqlite3",
"NAME": os.path.join(BASE_DIR, "db.sqlite3"),
}
}
# Password validation
AUTH_PASSWORD_VALIDATORS = [
{
"NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator", # noqa: 501
},
{
"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator", # noqa: 501
},
{
"NAME": "django.contrib.auth.password_validation.CommonPasswordValidator", # noqa: 501
},
{
"NAME": "django.contrib.auth.password_validation.NumericPasswordValidator", # noqa: 501
},
]
# Internationalization
LANGUAGE_CODE = "en-us"
TIME_ZONE = "UTC"
USE_I18N = True
USE_L10N = True
USE_TZ = True
# Static files (CSS, JavaScript, Images)
STATIC_ROOT = "static"
STATIC_URL = "/static/"
STATICFILES_DIRS = []
# Default primary key field type
# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
Django 希望你提供一個SECRET_KEY
。 有幾種方法可以提供這樣的密鑰,但一種方法是在manage.py
文件所在的同一文件夾中創建一個包含SECRET_KEY
的.env
文件。
可以使用以下代碼片段生成SECRET_KEY
(在您認為方便的地方運行它,但不要將生成的密鑰字符串添加到settings.py
文件中):
from django.core.management.utils import get_random_secret_key
get_random_secret_key()
獲取結果輸出(它是一個 50 個字符長的字符串)並將其添加到.env
文件中,格式如下:
SECRET_KEY="the-50-character-string-here"
您可能還需要將settings.py
文件中的BASE_DIR
替換為以下內容,以便正確加載.env
文件(注意第一行是如何注釋掉的)。
#BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
BASE_DIR = os.getcwd()
在與數據庫設置相關的過程中,您可能會遇到更多問題。 看看這個和這個SO 問題。
您還可以考慮查看指南,這是您所指的教程所遵循的內容。
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