我是Django的新手，更不用说使用Railway了。我有一个后端使用Django的投资组合项目，我之前在Heroku上托管。我曾尝试将部署转移到Railway，但遇到了一个我无法解决的问题。在本地，我可以用超级用户凭据登录到Django管理面板。当我在Railway部署中尝试同样的操作时，我得到了一个非常长的错误，它没有指向代码中的任何内容。我已经研究这个错误好几天了，但是一无所获。这是我尝试登录管理面板时看到的错误:(很高兴添加其他文件，但我不知道什么是相关的?)
OperationalError at /admin/login/
connection to server at "localhost" (127.0.0.1), port 5432 failed: Connection refused
Is the server running on that host and accepting TCP/IP connections?
connection to server at "localhost" (::1), port 5432 failed: Cannot assign requested address
Is the server running on that host and accepting TCP/IP connections?
Request Method: POST
Request URL: http://web-production-603f.up.railway.app/admin/login/?next=/admin/
Django Version: 4.0.6
Exception Type: OperationalError
Exception Value:
connection to server at "localhost" (127.0.0.1), port 5432 failed: Connection refused
Is the server running on that host and accepting TCP/IP connections?
connection to server at "localhost" (::1), port 5432 failed: Cannot assign requested address
Is the server running on that host and accepting TCP/IP connections?
Exception Location: /opt/venv/lib/python3.9/site-packages/psycopg2/__init__.py, line 122, in connect
Python Executable: /opt/venv/bin/python
Python Version: 3.9.13
Python Path:
['/app',
'/opt/venv/bin',
'/nix/store/dcy4s05wgyznzcvghsm1sgbf7a0xrp8k-python3-3.9.13/lib/python39.zip',
'/nix/store/dcy4s05wgyznzcvghsm1sgbf7a0xrp8k-python3-3.9.13/lib/python3.9',
'/nix/store/dcy4s05wgyznzcvghsm1sgbf7a0xrp8k-python3-3.9.13/lib/python3.9/lib-dynload',
'/opt/venv/lib/python3.9/site-packages']
Server time: Fri, 16 Dec 2022 02:56:12 +0000
Traceback Switch to copy-and-paste view
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 244, in ensure_connection
self.connect() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 225, in connect
self.connection = self.get_new_connection(conn_params) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/postgresql/base.py, line 203, in get_new_connection
connection = Database.connect(**conn_params) …
Local vars
/opt/venv/lib/python3.9/site-packages/psycopg2/__init__.py, line 122, in connect
conn = _connect(dsn, connection_factory=connection_factory, **kwasync) …
Local vars
The above exception (connection to server at "localhost" (127.0.0.1), port 5432 failed: Connection refused Is the server running on that host and accepting TCP/IP connections? connection to server at "localhost" (::1), port 5432 failed: Cannot assign requested address Is the server running on that host and accepting TCP/IP connections? ) was the direct cause of the following exception:
/opt/venv/lib/python3.9/site-packages/django/core/handlers/exception.py, line 55, in inner
response = get_response(request) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/core/handlers/base.py, line 197, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/decorators.py, line 46, in _wrapper
return bound_method(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/decorators/cache.py, line 62, in _wrapped_view_func
response = view_func(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/admin/sites.py, line 440, in login
return LoginView.as_view(**defaults)(request) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/generic/base.py, line 84, in view
return self.dispatch(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/decorators.py, line 46, in _wrapper
return bound_method(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/decorators/debug.py, line 92, in sensitive_post_parameters_wrapper
return view(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/decorators.py, line 46, in _wrapper
return bound_method(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/decorators.py, line 133, in _wrapped_view
response = view_func(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/decorators.py, line 46, in _wrapper
return bound_method(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/decorators/cache.py, line 62, in _wrapped_view_func
response = view_func(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/auth/views.py, line 67, in dispatch
return super().dispatch(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/generic/base.py, line 119, in dispatch
return handler(request, *args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/generic/edit.py, line 152, in post
if form.is_valid(): …
Local vars
/opt/venv/lib/python3.9/site-packages/django/forms/forms.py, line 205, in is_valid
return self.is_bound and not self.errors …
Local vars
/opt/venv/lib/python3.9/site-packages/django/forms/forms.py, line 200, in errors
self.full_clean() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/forms/forms.py, line 434, in full_clean
self._clean_form() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/forms/forms.py, line 455, in _clean_form
cleaned_data = self.clean() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/auth/forms.py, line 217, in clean
self.user_cache = authenticate( …
Local vars
/opt/venv/lib/python3.9/site-packages/django/views/decorators/debug.py, line 42, in sensitive_variables_wrapper
return func(*func_args, **func_kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/auth/__init__.py, line 77, in authenticate
user = backend.authenticate(request, **credentials) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/auth/backends.py, line 42, in authenticate
user = UserModel._default_manager.get_by_natural_key(username) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/contrib/auth/base_user.py, line 46, in get_by_natural_key
return self.get(**{self.model.USERNAME_FIELD: username}) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/manager.py, line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/query.py, line 492, in get
num = len(clone) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/query.py, line 302, in __len__
self._fetch_all() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/query.py, line 1507, in _fetch_all
self._result_cache = list(self._iterable_class(self)) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/query.py, line 57, in __iter__
results = compiler.execute_sql( …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/models/sql/compiler.py, line 1359, in execute_sql
cursor = self.connection.cursor() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 284, in cursor
return self._cursor() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 260, in _cursor
self.ensure_connection() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 244, in ensure_connection
self.connect() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/utils.py, line 91, in __exit__
raise dj_exc_value.with_traceback(traceback) from exc_value …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 244, in ensure_connection
self.connect() …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/base/base.py, line 225, in connect
self.connection = self.get_new_connection(conn_params) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/utils/asyncio.py, line 26, in inner
return func(*args, **kwargs) …
Local vars
/opt/venv/lib/python3.9/site-packages/django/db/backends/postgresql/base.py, line 203, in get_new_connection
connection = Database.connect(**conn_params) …
Local vars
/opt/venv/lib/python3.9/site-packages/psycopg2/__init__.py, line 122, in connect
conn = _connect(dsn, connection_factory=connection_factory, **kwasync) …
Local vars
Request information
USER
AnonymousUser
GET
Variable Value
next
'/admin/'
POST
Variable Value
csrfmiddlewaretoken
'gnerlsZGWNRbSjJPCOiERFCaGSjEbkwjpgbMjByrlGPY83WUvXqntjX4fVFbqDBm'
username
'ANsuperuser'
password
'theAlumniNetwork'
next
'/admin/'
FILES
No FILES data
COOKIES
Variable Value
csrftoken
'yuSiUt6a0Z8ycJvqpgu6A376k5nrSYJ1HnPDSCFVpS6lstIvipCPcHs0T8JY7hO4'
META
Variable Value
CONTENT_LENGTH
'148'
CONTENT_TYPE
'application/x-www-form-urlencoded'
CSRF_COOKIE
'yuSiUt6a0Z8ycJvqpgu6A376k5nrSYJ1HnPDSCFVpS6lstIvipCPcHs0T8JY7hO4'
HTTP_ACCEPT
'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9'
HTTP_ACCEPT_ENCODING
'gzip, deflate, br'
HTTP_ACCEPT_LANGUAGE
'en-US,en;q=0.9'
HTTP_CACHE_CONTROL
'max-age=0'
HTTP_COOKIE
'csrftoken=yuSiUt6a0Z8ycJvqpgu6A376k5nrSYJ1HnPDSCFVpS6lstIvipCPcHs0T8JY7hO4'
HTTP_DNT
'1'
HTTP_HOST
'web-production-603f.up.railway.app'
HTTP_ORIGIN
'https://web-production-603f.up.railway.app'
HTTP_REFERER
'https://web-production-603f.up.railway.app/admin/login/?next=/admin/'
HTTP_SEC_CH_UA
'"Chromium";v="106", "Google Chrome";v="106", "Not;A=Brand";v="99"'
HTTP_SEC_CH_UA_MOBILE
'?0'
HTTP_SEC_CH_UA_PLATFORM
'"macOS"'
HTTP_SEC_FETCH_DEST
'document'
HTTP_SEC_FETCH_MODE
'navigate'
HTTP_SEC_FETCH_SITE
'same-origin'
HTTP_SEC_FETCH_USER
'?1'
HTTP_UPGRADE_INSECURE_REQUESTS
'1'
HTTP_USER_AGENT
('Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, '
'like Gecko) Chrome/106.0.0.0 Safari/537.36')
HTTP_X_ENVOY_EXTERNAL_ADDRESS
'73.123.42.143'
HTTP_X_FORWARDED_FOR
'73.123.42.143'
HTTP_X_FORWARDED_PROTO
'https'
HTTP_X_REQUEST_ID
'4df69a6b-34ab-4a3e-8b1f-f3832c01f964'
PATH_INFO
'/admin/login/'
QUERY_STRING
'next=/admin/'
RAW_URI
'/admin/login/?next=/admin/'
REMOTE_ADDR
'10.10.10.15'
REMOTE_PORT
'58398'
REQUEST_METHOD
'POST'
SCRIPT_NAME
''
SERVER_NAME
'0.0.0.0'
SERVER_PORT
'5878'
SERVER_PROTOCOL
'HTTP/1.1'
SERVER_SOFTWARE
'gunicorn/20.1.0'
gunicorn.socket
<socket.socket fd=9, family=AddressFamily.AF_INET, type=SocketKind.SOCK_STREAM, proto=0, laddr=('172.17.0.37', 5878), raddr=('10.10.10.15', 58398)>
wsgi.errors
<gunicorn.http.wsgi.WSGIErrorsWrapper object at 0x7f5b62ff7280>
wsgi.file_wrapper
<class 'gunicorn.http.wsgi.FileWrapper'>
wsgi.input
<gunicorn.http.body.Body object at 0x7f5b62ff7190>
wsgi.input_terminated
True
wsgi.multiprocess
False
wsgi.multithread
False
wsgi.run_once
False
wsgi.url_scheme
'http'
wsgi.version
(1, 0)
Settings
Using settings module alumni_network_proj.settings
Setting Value
ABSOLUTE_URL_OVERRIDES
{}
ADMINS
[]
ALLOWED_HOSTS
['*']
APPEND_SLASH
True
AUTHENTICATION_BACKENDS
['django.contrib.auth.backends.ModelBackend']
AUTH_PASSWORD_VALIDATORS
'********************'
AUTH_USER_MODEL
'auth.User'
BASE_DIR
PosixPath('/app')
CACHES
{'default': {'BACKEND': 'django.core.cache.backends.locmem.LocMemCache'}}
CACHE_MIDDLEWARE_ALIAS
'default'
CACHE_MIDDLEWARE_KEY_PREFIX
'********************'
CACHE_MIDDLEWARE_SECONDS
600
CORS_ALLOW_ALL_ORIGINS
True
CSRF_COOKIE_AGE
31449600
CSRF_COOKIE_DOMAIN
None
CSRF_COOKIE_HTTPONLY
False
CSRF_COOKIE_NAME
'csrftoken'
CSRF_COOKIE_PATH
'/'
CSRF_COOKIE_SAMESITE
'Lax'
CSRF_COOKIE_SECURE
False
CSRF_FAILURE_VIEW
'django.views.csrf.csrf_failure'
CSRF_HEADER_NAME
'HTTP_X_CSRFTOKEN'
CSRF_TRUSTED_ORIGINS
['https://web-production-603f.up.railway.app']
CSRF_USE_SESSIONS
False
DATABASES
{'default': {'ATOMIC_REQUESTS': False,
'AUTOCOMMIT': True,
'CONN_MAX_AGE': 600,
'ENGINE': 'django.db.backends.postgresql_psycopg2',
'HOST': 'localhost',
'NAME': 'alumni_network',
'OPTIONS': {},
'PASSWORD': '********************',
'PORT': 5432,
'TEST': {'CHARSET': None,
'COLLATION': None,
'MIGRATE': True,
'MIRROR': None,
'NAME': None},
'TIME_ZONE': None,
'USER': 'alumni_network_user'}}
DATABASE_ROUTERS
[]
DATA_UPLOAD_MAX_MEMORY_SIZE
2621440
DATA_UPLOAD_MAX_NUMBER_FIELDS
1000
DATETIME_FORMAT
'N j, Y, P'
DATETIME_INPUT_FORMATS
['%Y-%m-%d %H:%M:%S',
'%Y-%m-%d %H:%M:%S.%f',
'%Y-%m-%d %H:%M',
'%m/%d/%Y %H:%M:%S',
'%m/%d/%Y %H:%M:%S.%f',
'%m/%d/%Y %H:%M',
'%m/%d/%y %H:%M:%S',
'%m/%d/%y %H:%M:%S.%f',
'%m/%d/%y %H:%M']
DATE_FORMAT
'N j, Y'
DATE_INPUT_FORMATS
['%Y-%m-%d',
'%m/%d/%Y',
'%m/%d/%y',
'%b %d %Y',
'%b %d, %Y',
'%d %b %Y',
'%d %b, %Y',
'%B %d %Y',
'%B %d, %Y',
'%d %B %Y',
'%d %B, %Y']
DEBUG
True
DEBUG_PROPAGATE_EXCEPTIONS
False
DECIMAL_SEPARATOR
'.'
DEFAULT_AUTO_FIELD
'django.db.models.BigAutoField'
DEFAULT_CHARSET
'utf-8'
DEFAULT_EXCEPTION_REPORTER
'django.views.debug.ExceptionReporter'
DEFAULT_EXCEPTION_REPORTER_FILTER
'django.views.debug.SafeExceptionReporterFilter'
DEFAULT_FILE_STORAGE
'django.core.files.storage.FileSystemStorage'
DEFAULT_FROM_EMAIL
'webmaster@localhost'
DEFAULT_INDEX_TABLESPACE
''
DEFAULT_TABLESPACE
''
DISALLOWED_USER_AGENTS
[]
EMAIL_BACKEND
'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST
'localhost'
EMAIL_HOST_PASSWORD
'********************'
EMAIL_HOST_USER
''
EMAIL_PORT
25
EMAIL_SSL_CERTFILE
None
EMAIL_SSL_KEYFILE
'********************'
EMAIL_SUBJECT_PREFIX
'[Django] '
EMAIL_TIMEOUT
None
EMAIL_USE_LOCALTIME
False
EMAIL_USE_SSL
False
EMAIL_USE_TLS
False
FILE_UPLOAD_DIRECTORY_PERMISSIONS
None
FILE_UPLOAD_HANDLERS
['django.core.files.uploadhandler.MemoryFileUploadHandler',
'django.core.files.uploadhandler.TemporaryFileUploadHandler']
FILE_UPLOAD_MAX_MEMORY_SIZE
2621440
FILE_UPLOAD_PERMISSIONS
420
FILE_UPLOAD_TEMP_DIR
None
FIRST_DAY_OF_WEEK
0
FIXTURE_DIRS
[]
FORCE_SCRIPT_NAME
None
FORMAT_MODULE_PATH
None
FORM_RENDERER
'django.forms.renderers.DjangoTemplates'
IGNORABLE_404_URLS
[]
INSTALLED_APPS
['django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'alumni_network_app',
'corsheaders',
'rest_framework',
'rest_framework_simplejwt.token_blacklist']
INTERNAL_IPS
[]
LANGUAGES
[('af', 'Afrikaans'),
('ar', 'Arabic'),
('ar-dz', 'Algerian Arabic'),
('ast', 'Asturian'),
('az', 'Azerbaijani'),
('bg', 'Bulgarian'),
('be', 'Belarusian'),
('bn', 'Bengali'),
('br', 'Breton'),
('bs', 'Bosnian'),
('ca', 'Catalan'),
('cs', 'Czech'),
('cy', 'Welsh'),
('da', 'Danish'),
('de', 'German'),
('dsb', 'Lower Sorbian'),
('el', 'Greek'),
('en', 'English'),
('en-au', 'Australian English'),
('en-gb', 'British English'),
('eo', 'Esperanto'),
('es', 'Spanish'),
('es-ar', 'Argentinian Spanish'),
('es-co', 'Colombian Spanish'),
('es-mx', 'Mexican Spanish'),
('es-ni', 'Nicaraguan Spanish'),
('es-ve', 'Venezuelan Spanish'),
('et', 'Estonian'),
('eu', 'Basque'),
('fa', 'Persian'),
('fi', 'Finnish'),
('fr', 'French'),
('fy', 'Frisian'),
('ga', 'Irish'),
('gd', 'Scottish Gaelic'),
('gl', 'Galician'),
('he', 'Hebrew'),
('hi', 'Hindi'),
('hr', 'Croatian'),
('hsb', 'Upper Sorbian'),
('hu', 'Hungarian'),
('hy', 'Armenian'),
('ia', 'Interlingua'),
('id', 'Indonesian'),
('ig', 'Igbo'),
('io', 'Ido'),
('is', 'Icelandic'),
('it', 'Italian'),
('ja', 'Japanese'),
('ka', 'Georgian'),
('kab', 'Kabyle'),
('kk', 'Kazakh'),
('km', 'Khmer'),
('kn', 'Kannada'),
('ko', 'Korean'),
('ky', 'Kyrgyz'),
('lb', 'Luxembourgish'),
('lt', 'Lithuanian'),
('lv', 'Latvian'),
('mk', 'Macedonian'),
('ml', 'Malayalam'),
('mn', 'Mongolian'),
('mr', 'Marathi'),
('ms', 'Malay'),
('my', 'Burmese'),
('nb', 'Norwegian Bokmål'),
('ne', 'Nepali'),
('nl', 'Dutch'),
('nn', 'Norwegian Nynorsk'),
('os', 'Ossetic'),
('pa', 'Punjabi'),
('pl', 'Polish'),
('pt', 'Portuguese'),
('pt-br', 'Brazilian Portuguese'),
('ro', 'Romanian'),
('ru', 'Russian'),
('sk', 'Slovak'),
('sl', 'Slovenian'),
('sq', 'Albanian'),
('sr', 'Serbian'),
('sr-latn', 'Serbian Latin'),
('sv', 'Swedish'),
('sw', 'Swahili'),
('ta', 'Tamil'),
('te', 'Telugu'),
('tg', 'Tajik'),
('th', 'Thai'),
('tk', 'Turkmen'),
('tr', 'Turkish'),
('tt', 'Tatar'),
('udm', 'Udmurt'),
('uk', 'Ukrainian'),
('ur', 'Urdu'),
('uz', 'Uzbek'),
('vi', 'Vietnamese'),
('zh-hans', 'Simplified Chinese'),
('zh-hant', 'Traditional Chinese')]
LANGUAGES_BIDI
['he', 'ar', 'ar-dz', 'fa', 'ur']
LANGUAGE_CODE
'en-us'
LANGUAGE_COOKIE_AGE
None
LANGUAGE_COOKIE_DOMAIN
None
LANGUAGE_COOKIE_HTTPONLY
False
LANGUAGE_COOKIE_NAME
'django_language'
LANGUAGE_COOKIE_PATH
'/'
LANGUAGE_COOKIE_SAMESITE
None
LANGUAGE_COOKIE_SECURE
False
LOCALE_PATHS
[]
LOGGING
{}
LOGGING_CONFIG
'logging.config.dictConfig'
LOGIN_REDIRECT_URL
'/accounts/profile/'
LOGIN_URL
'/accounts/login/'
LOGOUT_REDIRECT_URL
None
MANAGERS
[]
MEDIA_ROOT
''
MEDIA_URL
'/'
MESSAGE_STORAGE
'django.contrib.messages.storage.fallback.FallbackStorage'
MIDDLEWARE
['django.middleware.security.SecurityMiddleware',
'whitenoise.middleware.WhiteNoiseMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'corsheaders.middleware.CorsMiddleware',
'django.middleware.common.CommonMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware']
MIGRATION_MODULES
{}
MONTH_DAY_FORMAT
'F j'
NUMBER_GROUPING
0
PASSWORD_HASHERS
'********************'
PASSWORD_RESET_TIMEOUT
'********************'
PREPEND_WWW
False
REST_FRAMEWORK
{'DEFAULT_AUTHENTICATION_CLASSES': ('rest_framework_simplejwt.authentication.JWTAuthentication',)}
ROOT_URLCONF
'alumni_network_proj.urls'
SECRET_KEY
'********************'
SECURE_CONTENT_TYPE_NOSNIFF
True
SECURE_CROSS_ORIGIN_OPENER_POLICY
'same-origin'
SECURE_HSTS_INCLUDE_SUBDOMAINS
False
SECURE_HSTS_PRELOAD
False
SECURE_HSTS_SECONDS
0
SECURE_PROXY_SSL_HEADER
None
SECURE_REDIRECT_EXEMPT
[]
SECURE_REFERRER_POLICY
'same-origin'
SECURE_SSL_HOST
None
SECURE_SSL_REDIRECT
False
SERVER_EMAIL
'root@localhost'
SESSION_CACHE_ALIAS
'default'
SESSION_COOKIE_AGE
1209600
SESSION_COOKIE_DOMAIN
None
SESSION_COOKIE_HTTPONLY
True
SESSION_COOKIE_NAME
'sessionid'
SESSION_COOKIE_PATH
'/'
SESSION_COOKIE_SAMESITE
'Lax'
SESSION_COOKIE_SECURE
False
SESSION_ENGINE
'django.contrib.sessions.backends.db'
SESSION_EXPIRE_AT_BROWSER_CLOSE
False
SESSION_FILE_PATH
None
SESSION_SAVE_EVERY_REQUEST
False
SESSION_SERIALIZER
'django.contrib.sessions.serializers.JSONSerializer'
SETTINGS_MODULE
'alumni_network_proj.settings'
SHORT_DATETIME_FORMAT
'm/d/Y P'
SHORT_DATE_FORMAT
'm/d/Y'
SIGNING_BACKEND
'django.core.signing.TimestampSigner'
SILENCED_SYSTEM_CHECKS
[]
SIMPLE_JWT
{'ACCESS_TOKEN_LIFETIME': '********************',
'ALGORITHM': 'HS256',
'AUDIENCE': None,
'AUTH_HEADER_NAME': 'HTTP_AUTHORIZATION',
'AUTH_HEADER_TYPES': ('Bearer',),
'AUTH_TOKEN_CLASSES': '********************',
'BLACKLIST_AFTER_ROTATION': True,
'ISSUER': None,
'JTI_CLAIM': 'jti',
'JWK_URL': None,
'LEEWAY': 0,
'REFRESH_TOKEN_LIFETIME': '********************',
'ROTATE_REFRESH_TOKENS': '********************',
'SLIDING_TOKEN_LIFETIME': '********************',
'SLIDING_TOKEN_REFRESH_EXP_CLAIM': '********************',
'SLIDING_TOKEN_REFRESH_LIFETIME': '********************',
'TOKEN_TYPE_CLAIM': '********************',
'TOKEN_USER_CLASS': '********************',
'UPDATE_LAST_LOGIN': False,
'USER_AUTHENTICATION_RULE': 'rest_framework_simplejwt.authentication.default_user_authentication_rule',
'USER_ID_CLAIM': 'user_id',
'USER_ID_FIELD': 'id',
'VERIFYING_KEY': '********************'}
STATICFILES_DIRS
['/app/static']
STATICFILES_FINDERS
['django.contrib.staticfiles.finders.FileSystemFinder',
'django.contrib.staticfiles.finders.AppDirectoriesFinder']
STATICFILES_STORAGE
'django.contrib.staticfiles.storage.StaticFilesStorage'
STATIC_ROOT
'/app/staticfiles'
STATIC_URL
'/static/'
TEMPLATES
[{'APP_DIRS': True,
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [],
'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']}}]
TEST_NON_SERIALIZED_APPS
[]
TEST_RUNNER
'django.test.runner.DiscoverRunner'
THOUSAND_SEPARATOR
','
TIME_FORMAT
'P'
TIME_INPUT_FORMATS
['%H:%M:%S', '%H:%M:%S.%f', '%H:%M']
TIME_ZONE
'UTC'
USE_DEPRECATED_PYTZ
False
USE_I18N
True
USE_L10N
True
USE_THOUSAND_SEPARATOR
False
USE_TZ
True
USE_X_FORWARDED_HOST
False
USE_X_FORWARDED_PORT
False
WSGI_APPLICATION
'alumni_network_proj.wsgi.application'
X_FRAME_OPTIONS
'DENY'
YEAR_MONTH_FORMAT
'F Y'
我试过改变环境变量，也试过铁路运行python3 manage.py createssuperuser，但它会告诉我超级用户已经存在。我只是不知道错误是从哪里来的所以我不知道去哪里找?
错误提示没有连接到数据库。它在本地工作，因为您已经在本地安装了postgresql。您是否在铁道上安装了postgres，数据库的主机是什么?Django设置需要知道数据库的主机名。顺便说一句，尝试创建不同的环境设置(local =>