【问题标题】:Deploy raise error "Don't know how to build task 'assets:precompile'" (Capistrano)部署引发错误“不知道如何构建任务‘assets:precompile’”(Capistrano)
【发布时间】:2016-12-09 02:30:53
【问题描述】:

有没有人在运行后遇到过这个错误:

cap production deploy

我正在使用 capistrano:Capistrano 版本:3.6.1(Rake 版本:11.3.0)

这是日志:

(Backtrace restricted to imported tasks)
cap aborted!
SSHKit::Runner::ExecuteError: Exception while executing as deploy@54.169.99.36: rake exit status: 1
rake stdout: rake aborted!
Don't know how to build task 'assets:precompile' (see --tasks)
/home/deploy/microwave-api/shared/bundle/ruby/2.3.0/gems/rake-11.3.0/exe/rake:27:in `<top (required)>'
.
.
.
/home/deploy/.rvm/gems/ruby-2.3.0/gems/bundler-1.13.6/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'
/home/deploy/.rvm/gems/ruby-2.3.0/gems/bundler-1.13.6/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'
/home/deploy/.rvm/gems/ruby-2.3.0/bin/ruby_executable_hooks:15:in `<main>'
(See full trace by running task with --trace)
rake stderr: Nothing written

SSHKit::Command::Failed: rake exit status: 1
rake stdout: rake aborted!
Don't know how to build task 'assets:precompile' (see --tasks)enter code here

【问题讨论】:

    标签: ruby-on-rails capistrano capistrano3


    【解决方案1】:

    听起来您可能没有设置 Sprockets(仅限 API 的应用程序?)。

    在您的 Capfile 中,您可能有类似的内容:

    require 'capistrano/rails'
    

    那行实际上是requires a file,看起来像:

    require 'capistrano/rails/assets'
    require 'capistrano/rails/migrations'
    

    所以你可以将前一行替换为:

    require 'capistrano/rails/migrations'
    

    并且资产预编译将不再运行。

    如上所述,这假设您实际上并不想使用资产管道。如果不是这种情况,则问题是您没有包括 Sprockets,您需要对此进行调查。我会生成一个新的 rails 应用程序并比较您的 Gemfileconfig/application.rb

    【讨论】:

      【解决方案2】:

      如果您的 Rails 应用程序仅为 API,请不要添加 require 'capistrano/rails/assets'require "capistrano/rails"

      添加以下内容:

      require 'capistrano/bundler'
      require 'capistrano/rails/migrations'
      

      最后,您的 Capfile 将如下所示:

      require "capistrano/setup"
      require "capistrano/deploy"
      
      require "capistrano/scm/git"
      install_plugin Capistrano::SCM::Git
      
      require "capistrano/rbenv"
      set :rbenv_type, :user
      set :rbenv_ruby, "2.5.1"
      
      require 'capistrano/bundler'
      require 'capistrano/rails/migrations'
      
      # Load custom tasks from `lib/capistrano/tasks` if you have any defined
      Dir.glob("lib/capistrano/tasks/*.rake").each { |r| import r }
      

      【讨论】:

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