الربط إلى النطاق الخاص يؤدي إلى "خطأ في الخادم الداخلي"

مرحبًا،

نستخدم حاليًا إصدار Discourse v2.3.2 وواجهنا مشكلة غريبة. إذا قمت بإنشاء موضوع أو منشور يحتوي على رابط إلى نطاق المنتدى (بدون مسار)، فلا يمكنني الحفظ بسبب خطأ داخلي في الخادم (Internal Server Error).

لنفترض أن رابط منتدى هو https://www.my-forum.com وقمت بنشر شيء مثل:
يرجى إلقاء نظرة على [صفحتنا الرئيسية](https://www.my-forum.com)

النتيجة هي التالية:

بمجرد تعديل الرابط إلى […] [صفحتنا الرئيسية](https://www.my-forum.com/latest) أو […] [صفحتنا الرئيسية](https://www.my-forum.com/categories)، يعمل كل شيء بشكل صحيح.

إليك السجلات:

الرسالة (تم الإبلاغ عن 21 نسخة)

NoMethodError (undefined method `split' for nil:NilClass)
/var/www/discourse/lib/auth/default_current_user_provider.rb:54:in `current_user'

تتبع الاستدعاء (Backtrace)

/var/www/discourse/lib/auth/default_current_user_provider.rb:54:in 'current_user'
/var/www/discourse/lib/homepage_constraint.rb:12:in 'matches?'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/mapper.rb:40:in 'block in matches?'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/mapper.rb:39:in 'all?'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/mapper.rb:39:in 'matches?'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:869:in 'block in recognize_path_with_request'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:75:in 'block in recognize'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:68:in 'each'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:68:in 'recognize'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:859:in 'recognize_path_with_request'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:855:in 'recognize_path'
/var/www/discourse/lib/discourse.rb:299:in 'route_for'
/var/www/discourse/app/models/topic_link.rb:182:in 'ensure_entry_for'
/var/www/discourse/app/models/topic_link.rb:130:in 'block (2 levels) in extract_from'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/connection_adapters/abstract/database_statements.rb:265:in 'transaction'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/transactions.rb:212:in 'transaction'
/var/www/discourse/app/models/topic_link.rb:128:in 'block in extract_from'
/var/www/discourse/app/models/topic_link.rb:126:in 'each'
/var/www/discourse/app/models/topic_link.rb:126:in 'extract_from'
/var/www/discourse/lib/post_creator.rb:559:in 'extract_links'
/var/www/discourse/lib/post_creator.rb:177:in 'block in create'
/var/www/discourse/lib/post_creator.rb:357:in 'block (2 levels) in transaction'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/connection_adapters/abstract/database_statements.rb:267:in 'block in transaction'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/connection_adapters/abstract/transaction.rb:239:in 'block in within_new_transaction'
/usr/local/rvm/rubies/ruby-2.6.3/lib/ruby/2.6.0/monitor.rb:230:in 'mon_synchronize'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/connection_adapters/abstract/transaction.rb:236:in 'within_new_transaction'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/connection_adapters/abstract/database_statements.rb:267:in 'transaction'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/transactions.rb:212:in 'transaction'
/var/www/discourse/lib/post_creator.rb:356:in 'block in transaction'
/var/www/discourse/lib/distributed_mutex.rb:42:in 'synchronize'
/var/www/discourse/lib/distributed_mutex.rb:12:in 'synchronize'
/var/www/discourse/lib/post_creator.rb:355:in 'transaction'
/var/www/discourse/lib/post_creator.rb:171:in 'create'
/var/www/discourse/lib/new_post_manager.rb:248:in 'perform_create_post'
/var/www/discourse/lib/new_post_manager.rb:191:in 'perform'
/var/www/discourse/app/controllers/posts_controller.rb:188:in 'create'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/basic_implicit_render.rb:6:in 'send_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/base.rb:194:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/rendering.rb:30:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/callbacks.rb:42:in 'block in process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/callbacks.rb:132:in 'run_callbacks'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/callbacks.rb:41:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/rescue.rb:22:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/instrumentation.rb:34:in 'block in process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications.rb:168:in 'block in instrument'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications/instrumenter.rb:23:in 'instrument'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/notifications.rb:168:in 'instrument'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/instrumentation.rb:32:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal/params_wrapper.rb:256:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-5.2.3/lib/active_record/railties/controller_runtime.rb:24:in 'process_action'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/abstract_controller/base.rb:134:in 'process'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionview-5.2.3/lib/action_view/rendering.rb:32:in 'process'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.0.2/lib/mini_profiler/profiling_methods.rb:78:in 'block in profile_method'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal.rb:191:in 'dispatch'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_controller/metal.rb:252:in 'dispatch'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:52:in 'dispatch'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:34:in 'serve'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:52:in 'block in serve'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:35:in 'each'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/journey/router.rb:35:in 'serve'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/routing/route_set.rb:840:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-protection-2.0.5/lib/rack/protection/frame_options.rb:31:in 'call'
/var/www/discourse/lib/middleware/omniauth_bypass_middleware.rb:32:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/tempfile_reaper.rb:15:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/conditional_get.rb:38:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/head.rb:12:in 'call'
/var/www/discourse/lib/content_security_policy/middleware.rb:12:in 'call'
/var/www/discourse/lib/middleware/anonymous_cache.rb:220:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/session/abstract/id.rb:232:in 'context'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/session/abstract/id.rb:226:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/cookies.rb:670:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/callbacks.rb:28:in 'block in call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-5.2.3/lib/active_support/callbacks.rb:98:in 'run_callbacks'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/callbacks.rb:26:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/debug_exceptions.rb:61:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/show_exceptions.rb:33:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/logster-2.3.0/lib/logster/middleware/reporter.rb:30:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/rack/logger.rb:38:in 'call_app'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/rack/logger.rb:28:in 'call'
/var/www/discourse/config/initializers/100-quiet_logger.rb:18:in 'call'
/var/www/discourse/config/initializers/100-silence_logger.rb:31:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/remote_ip.rb:81:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/request_id.rb:27:in 'call'
/var/www/discourse/lib/middleware/enforce_hostname.rb:17:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/method_override.rb:22:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/actionpack-5.2.3/lib/action_dispatch/middleware/executor.rb:14:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/sendfile.rb:111:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.0.2/lib/mini_profiler/profiler.rb:171:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/message_bus-2.2.0/lib/message_bus/rack/middleware.rb:57:in 'call'
/var/www/discourse/lib/middleware/request_tracker.rb:163:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/engine.rb:524:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/railtie.rb:190:in 'public_send'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/railties-5.2.3/lib/rails/railtie.rb:190:in 'method_missing'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:68:in 'block in call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:53:in 'each'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/rack-2.0.7/lib/rack/urlmap.rb:53:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/puma-3.12.1/lib/puma/configuration.rb:227:in 'call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/puma-3.12.1/lib/puma/server.rb:660:in 'handle_request'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/puma-3.12.1/lib/puma/server.rb:474:in 'process_client'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/puma-3.12.1/lib/puma/server.rb:334:in 'block in run'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/puma-3.12.1/lib/puma/thread_pool.rb:135:in 'block in spawn_thread'

البيئة (Env)

hostname	[d585a64b75c4, 63b1df94653a]
process_id	11230
application_version	af192ff9d576abd451b30dc3dcbafa1d2b52a254
HTTP_HOST	beta.wer-weiss-was.de
REQUEST_URI	/posts
REQUEST_METHOD	POST
HTTP_USER_AGENT	Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36
HTTP_ACCEPT	application/json, text/javascript, */*; q=0.01
HTTP_REFERER	https://beta.wer-weiss-was.de/t/topic-slug/1234567/37
HTTP_X_FORWARDED_FOR	123.123.123.123:12345, 123.123.123.123
HTTP_X_REAL_IP	123.123.123.123
username	my-username

params	
raw	نص يحتوي على رابط إلى نطاق المستوى الأعلى (TLD) بدون مسار
unlist_topic	false
category	603
topic_id	1234567
is_warning	false
whisper	false
archetype	regular
typing_duration_msecs	77700
composer_open_duration_msecs	15485
featured_link	
shared_draft	false
reply_to_post_number	39
nested_post	true

سيكون رائعًا إذا كان لدى أحد فكرة حول سبب حدوث ذلك.

مع أطيب التحيات،
ساسكا هوفمان

كما نشرت، يبحث الكود عن مسار بعد النطاق.

ربما علامة斜杠 في النهاية ستجعلها سعيدة؟
[homepage](https://www.my-forum.com/)

للأسف لا. فكرة جيدة لكنها كانت ستفاجئني. خاصة أن أي رابط URL آخر يعمل بشكل جيد جدًا بدون علامة斜杠 في النهاية مثل [homepage](https://google.com).

هل تقوم بتشغيل أي إضافات من جهات خارجية؟

مرحبًا،

نعتذر عن تأخر ردنا.
نعم، نستخدم بعض الإضافات (الطرف الثالث). وهي على النحو التالي:
discourse-adplugin
discourse-solved
discourse-user-notes
procourse-static-pages
بالإضافة إلى بعض الإضافات التي طورناها بأنفسنا وقد قمنا بتعطيلها بالفعل.

مرحباً،

فقط لإنهاء هذا الأمر. لقد عثرنا على الخطأ في الإصدار التصحيحي الذي طبقناه. واجهنا نفس المشكلة الموصوفة في هذا الموضوع لأننا نستخدم Azure Application Gateway V1.
في هذا المنشور وصفت ما قمنا به لتجاوز هذه المشكلة.

على أي حال. يبدو أن request.ip تساوي nil إذا قمت بإنشاء رابط إلى اسم المضيف الخاص بك، لذا فإن حلنا البديل يفشل. قمنا بإصلاحه عن طريق تغليفه في كتلة begin…rescue…end كالتالي:

begin
  ip_port_split = request.ip.split(':')
  ip_only = ip_port_split.first
rescue
  ip_only = request.ip
end

نتطلع إلى إصدار rack التالي/تحديثه، حيث يجب/سيتعامل مع رؤوس x-forwarded-for هذه بشكل صحيح.

شكراً لوقتك، وتحياتي.
ساسكا