设置CDN后无法重新生成

I’m trying to setup S3 CDN, but when entering the app and rebaking, I get a large block of output following rake aborted!

I am running discourse from the Digital Ocean Marketplace App (docker). Here is what outputs:

ActiveRecord::NoDatabaseError: FATAL:  Peer authentication failed for user "discourse"
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/postgresql_adapter.rb:50:in `rescue in postgresql_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/postgresql_adapter.rb:33:in `postgresql_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:887:in `new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:931:in `checkout_new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:910:in `try_to_checkout_new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:871:in `acquire_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:593:in `checkout'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:437:in `connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:1119:in `retrieve_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_handling.rb:221:in `retrieve_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_handling.rb:189:in `connection'
/var/www/discourse/lib/site_settings/db_provider.rb:61:in `table_exists?'
/var/www/discourse/lib/site_settings/db_provider.rb:16:in `all'
/var/www/discourse/lib/site_settings/defaults_provider.rb:29:in `db_all'
/var/www/discourse/lib/site_setting_extension.rb:290:in `block in refresh!'
/var/www/discourse/lib/site_setting_extension.rb:287:in `synchronize'
/var/www/discourse/lib/site_setting_extension.rb:287:in `refresh!'
/var/www/discourse/lib/site_setting_extension.rb:522:in `block in setup_methods'
/var/www/discourse/config/initializers/004-message_bus.rb:120:in `<main>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:59:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:59:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:318:in `block in load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:291:in `load_dependency'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:318:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:666:in `block in load_config_initializer'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/notifications.rb:182:in `instrument'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:665:in `load_config_initializer'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:625:in `block (2 levels) in <class:Engine>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:624:in `each'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:624:in `block in <class:Engine>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:32:in `instance_exec'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:32:in `run'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:61:in `block in run_initializers'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:50:in `each'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:50:in `tsort_each_child'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:60:in `run_initializers'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:363:in `initialize!'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/railtie.rb:190:in `public_send'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/railtie.rb:190:in `method_missing'
/var/www/discourse/config/environment.rb:7:in `<main>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `block in require_with_bootsnap_lfi'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require_with_bootsnap_lfi'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:31:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/zeitwerk-2.4.2/lib/zeitwerk/kernel.rb:34:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:324:in `block in require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:291:in `load_dependency'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:324:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:339:in `require_environment!'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:523:in `block in run_tasks_blocks'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/rake-13.0.3/exe/rake:27:in `<top (required)>'
/usr/local/bin/bundle:23:in `load'
/usr/local/bin/bundle:23:in `<main>'

Caused by:
PG::ConnectionBad: FATAL:  Peer authentication failed for user "discourse"
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/pg-1.2.3/lib/pg.rb:58:in `initialize'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/pg-1.2.3/lib/pg.rb:58:in `new'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/pg-1.2.3/lib/pg.rb:58:in `connect'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/postgresql_adapter.rb:46:in `postgresql_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:887:in `new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:931:in `checkout_new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:910:in `try_to_checkout_new_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:871:in `acquire_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:593:in `checkout'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:437:in `connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_adapters/abstract/connection_pool.rb:1119:in `retrieve_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_handling.rb:221:in `retrieve_connection'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activerecord-6.0.3.5/lib/active_record/connection_handling.rb:189:in `connection'
/var/www/discourse/lib/site_settings/db_provider.rb:61:in `table_exists?'
/var/www/discourse/lib/site_settings/db_provider.rb:16:in `all'
/var/www/discourse/lib/site_settings/defaults_provider.rb:29:in `db_all'
/var/www/discourse/lib/site_setting_extension.rb:290:in `block in refresh!'
/var/www/discourse/lib/site_setting_extension.rb:287:in `synchronize'
/var/www/discourse/lib/site_setting_extension.rb:287:in `refresh!'
/var/www/discourse/lib/site_setting_extension.rb:522:in `block in setup_methods'
/var/www/discourse/config/initializers/004-message_bus.rb:120:in `<main>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:59:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:59:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:318:in `block in load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:291:in `load_dependency'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:318:in `load'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:666:in `block in load_config_initializer'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/notifications.rb:182:in `instrument'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:665:in `load_config_initializer'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:625:in `block (2 levels) in <class:Engine>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:624:in `each'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/engine.rb:624:in `block in <class:Engine>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:32:in `instance_exec'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:32:in `run'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:61:in `block in run_initializers'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:50:in `each'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:50:in `tsort_each_child'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/initializable.rb:60:in `run_initializers'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:363:in `initialize!'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/railtie.rb:190:in `public_send'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/railtie.rb:190:in `method_missing'
/var/www/discourse/config/environment.rb:7:in `<main>'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:23:in `block in require_with_bootsnap_lfi'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/loaded_features_index.rb:92:in `register'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:22:in `require_with_bootsnap_lfi'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/bootsnap-1.7.2/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:31:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/zeitwerk-2.4.2/lib/zeitwerk/kernel.rb:34:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:324:in `block in require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:291:in `load_dependency'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/activesupport-6.0.3.5/lib/active_support/dependencies.rb:324:in `require'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:339:in `require_environment!'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/railties-6.0.3.5/lib/rails/application.rb:523:in `block in run_tasks_blocks'
/var/www/discourse/vendor/bundle/ruby/2.7.0/gems/rake-13.0.3/exe/rake:27:in `<top (required)>'
/usr/local/bin/bundle:23:in `load'
/usr/local/bin/bundle:23:in `<main>'
Tasks: TOP => posts:rebake => environment
(See full trace by running task with --trace)

我最终安装了一个由 Digital Ocean 提供的 Docker 环境的新实例进行测试,但依然出现相同的错误。我推测问题可能出在 Digital Ocean Droplet 的配置上。有人能帮我找出原因吗?

我们建议按照我们的 Discourse 官方标准安装指南 进行安装。

由第三方维护且非我们官方支持的软件包可能会随时出现问题,由于我们无法了解其具体实现方式,因此无法为这些软件包提供任何技术支持。

我相当确定 Digital Ocean 的分发版本是直接拉取自当前源码的。据我所知,他们并未进行任何定制。他们甚至被引用在 GitHub 的官方设置中。你能帮我排查一下这个问题吗?

如果您继续阅读该页面,您会看到我们建议使用运行以下内容的 Digital Ocean VPS:

Ubuntu Server 当前支持的 LTS 版本

而不是他们的

话虽如此,如果您想进一步调试,您是这样运行的吗?

root@falcoland:~# cd /var/discourse
root@falcoland:/var/discourse# ./launcher enter app
root@falcoland-app:/var/www/discourse# rake posts:rebake
Rebaking post markdown for 'default'
       31 / 31 (100.0%)
31 posts done!
--------------------------------------------------

市场应用只是一个快捷方式,用于启动新的 Droplet VPS,并在登录时运行 Discourse Docker 安装脚本。它运行的是 Ubuntu 20.04。据我所知,它与官方支持的安装方式并无不同,只是如果你尚未设置 Droplet,这种方式会更快。

此外,是的,命令和目录都是一样的。但它仍然会生成我之前报告的错误。

您可以尝试分享 app.yml

我最大的猜测是缺少了 postgres 模板?

这是 app.yml 文件。我已隐藏了我的主机名和电子邮件地址。

## 这是 Discourse 独立 Docker 容器的全功能模板
##
## 修改此文件后,您必须重新构建
## /var/discourse/launcher rebuild app
##
## 编辑时请*非常*小心!
## YAML 文件对空格或对齐的错误极其敏感!
## 如有需要,请访问 http://www.yamllint.com/ 验证此文件

templates:
  - "templates/postgres.template.yml"
  - "templates/redis.template.yml"
  - "templates/web.template.yml"
  - "templates/web.ratelimited.template.yml"
## 如果您想添加 Lets Encrypt (https),请取消注释以下两行
  - "templates/web.ssl.template.yml"
  - "templates/web.letsencrypt.ssl.template.yml"

## 此容器应暴露哪些 TCP/IP 端口?
## 如果您希望 Discourse 与另一个 Web 服务器(如 Apache 或 nginx)共享端口,
## 请参阅 https://meta.discourse.org/t/17247 了解详情
expose:
  - "80:80"   # http
  - "443:443" # https

params:
  db_default_text_search_config: "pg_catalog.english"

  ## 将 db_shared_buffers 设置为总内存的最大 25%。
  ## 将根据检测到的 RAM 自动由 bootstrap 设置,您也可以覆盖
  db_shared_buffers: "256MB"

  ## 可提高排序性能,但会增加每个连接的内存使用量
  #db_work_mem: "40MB"

  ## 此容器应使用哪个 Git 版本?(默认:tests-passed)
  #version: tests-passed

env:
  LC_ALL: en_US.UTF-8
  LANG: en_US.UTF-8
  LANGUAGE: en_US.UTF-8
  # DISCOURSE_DEFAULT_LOCALE: en

  ## 支持多少个并发 Web 请求?取决于内存和 CPU 核心数。
  ## 将根据检测到的 CPU 自动由 bootstrap 设置,您也可以覆盖
  UNICORN_WORKERS: 4

  ## TODO: 此 Discourse 实例将响应的域名
  ## 必填。Discourse 无法仅使用 IP 地址运行。
  DISCOURSE_HOSTNAME: redacted

  ## 如果您希望容器以与上述指定的相同主机名(-h 选项)启动,请取消注释
  ## (默认值为 "$hostname-$config")
  #DOCKER_USE_HOSTNAME: true

  ## TODO: 在初始注册时将被设为管理员和开发人员的逗号分隔电子邮件列表
  ## 示例:'user1@example.com,user2@example.com'
  DISCOURSE_DEVELOPER_EMAILS: 'redacted'

  ## TODO: 用于验证新账户和发送通知的 SMTP 邮件服务器
  # SMTP 地址、用户名和密码是必需的
  # 警告:SMTP 密码中的字符 '#' 可能会导致问题!
  DISCOURSE_SMTP_ADDRESS: redacted
  DISCOURSE_SMTP_PORT: 587
  DISCOURSE_SMTP_USER_NAME: redacted
  DISCOURSE_SMTP_PASSWORD: redacted
  #DISCOURSE_SMTP_ENABLE_START_TLS: true           # (可选,默认为 true)
  DISCOURSE_SMTP_DOMAIN: redacted
  DISCOURSE_NOTIFICATION_EMAIL: redacted

  ## 如果您添加了 Lets Encrypt 模板,请取消注释以下行以获取免费 SSL 证书
  LETSENCRYPT_ACCOUNT_EMAIL: me@example.com

  ## 此 Discourse 实例的 http 或 https CDN 地址(配置为拉取)
  ## 请参阅 https://meta.discourse.org/t/14857 了解详情
  #DISCOURSE_CDN_URL: https://discourse-cdn.example.com

  ## Maxmind 地理位置 IP 地址查询密钥
  ## 请参阅 https://meta.discourse.org/t/-/137387/23 了解详情
  #DISCOURSE_MAXMIND_LICENSE_KEY: 1234567890123456

## Docker 容器是无状态的;所有数据都存储在 /shared 中
volumes:
  - volume:
      host: /var/discourse/shared/standalone
      guest: /shared
  - volume:
      host: /var/discourse/shared/standalone/log/var-log
      guest: /var/log

## 插件放在这里
## 请参阅 https://meta.discourse.org/t/19157 了解详情
hooks:
  after_code:
    - exec:
        cd: $home/plugins
        cmd:
          - git clone https://github.com/discourse/docker_manager.git

## 构建后运行的任何自定义命令
run:
  - exec: echo "开始自定义命令"
  ## 如果您想为首次注册设置“发件人”电子邮件地址,请取消注释并修改:
  ## 收到首次注册邮件后,请重新注释该行。它只需运行一次。
  #- exec: rails r "SiteSetting.notification_email='info@unconfigured.discourse.org'"
  - exec: echo "结束自定义命令"

取消注释该行并设置 CDN URL。

我使用的是通过 GUI 设置的 S3 CDN 地址。我发现通过 app.yml 配置启用 CDN 会导致论坛无法加载。

我无法理解为什么在 ux 中设置 CDN 会导致你在主帖中展示的错误。

我也无法理解为什么在 yml 文件中设置 CDN 会不起作用。

我最好的猜测是,你的 CDN 配置有问题,同时你的其他配置也有问题。但我不确定。

这似乎与我启用 yml 中的 CDN 后遇到的行为相同:

https://meta.discourse.org/t/using-object-storage-for-uploads-s3-clones/148916/211

不过,我不太理解所描述的修复方法。

关于重烘焙(rebake)失败的问题,除了为上传和备份配置 CDN 和 S3 之外,我并没有进行太多其他配置。我尝试从头开始,但在启用 CDN 后仍然遇到相同的重烘焙失败。

我认为你应该像 @pfaffman 所说的那样,在 app.yml 中配置 CDN。
如果在 app.yml 中设置,那将是全局生效的。这样在重新构建(rebake)后也能正常工作。
你使用的是哪个 CDN?

我使用 Amazon CloudFront。下班后我会试一试,谢谢。

并请务必查看 Configure an S3 compatible object storage provider for uploads 以及 after_assets_precompile 部分。

我想他只是想通过 CDN 提供文件,而不使用对象存储。但也许我错了。

@pfaffman 说得对,我也在使用 S3 对象存储。我今晚检查一下配置,确保没有遗漏任何步骤。谢谢!

所以我确实完全漏掉了 after_assets_precompile 部分。一旦我添加了它并重新运行构建,我就能重新烘焙帖子了。现在我遇到了另一个问题,但我已经在另一个线程中发帖询问了。感谢所有提供帮助的朋友!