Ale*_*lek 5 ruby-on-rails amazon-web-services railstutorial.org amazon-iam
我不知道如何(或在何处)从AWS授予用户读写权限,以便用户可以在生产环境中的sample_app上发布图片.这是第11章的最后一项任务,它没有被教程所涵盖,我无法在任何地方找到解决方案.
这是carrier_wave.rb文件:
if Rails.env.production?
CarrierWave.configure do |config|
config.fog_credentials = {
# Configuration for Amazon S3
:provider => 'AWS',
:aws_access_key_id => ENV['lalala'],
:aws_secret_access_key => ENV['oloalle']
}
config.fog_directory = ENV['name of bucket']
end
end
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这是教程中的过程:1)创建AWS IAM用户并记录访问权限和密钥 - 完成
2)创建S3桶 - 完成
3)授予对上一步创建的用户的读写权限 - 如何???
4)然后我运行这三个命令:
$ heroku config:set S3_ACCESS_KEY=lalala
$ heroku config:set S3_SECRET_KEY=oloalle
$ heroku config:set S3_BUCKET=name of bucket
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5)推送到git和heroku - 完成
6)heroku pg:reset DATABASE- 完成
7)heroku run rake db:migrate在这里我得到这样的信息:
Running `rake db:migrate` attached to terminal... up, run.7906
rake aborted!
ArgumentError: Missing required arguments: aws_access_key_id, aws_secret_access_key
/app/vendor/bundle/ruby/2.0.0/gems/fog-core-1.28.0/lib/fog/core/service.rb:244:in `validate_options'
/app/vendor/bundle/ruby/2.0.0/gems/fog-core-1.28.0/lib/fog/core/service.rb:268:in `handle_settings'
/app/vendor/bundle/ruby/2.0.0/gems/fog-core-1.28.0/lib/fog/core/service.rb:98:in `new'
/app/vendor/bundle/ruby/2.0.0/gems/fog-core-1.28.0/lib/fog/storage.rb:25:in `new'
/app/vendor/bundle/ruby/2.0.0/gems/carrierwave-0.10.0/lib/carrierwave/uploader/configuration.rb:83:in `eager_load_fog'
/app/vendor/bundle/ruby/2.0.0/gems/carrierwave-0.10.0/lib/carrierwave/uploader/configuration.rb:96:in `fog_credentials='
/app/config/initializers/carrier_wave.rb:3:in `block in <top (required)>'
/app/vendor/bundle/ruby/2.0.0/gems/carrierwave-0.10.0/lib/carrierwave/uploader/configuration.rb:118:in `configure'
/app/vendor/bundle/ruby/2.0.0/gems/carrierwave-0.10.0/lib/carrierwave.rb:14:in `configure'
/app/config/initializers/carrier_wave.rb:2:in `<top (required)>'
/app/vendor/bundle/ruby/2.0.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load'
/app/vendor/bundle/ruby/2.0.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `block in load'
/app/vendor/bundle/ruby/2.0.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:240:in `load_dependency'
/app/vendor/bundle/ruby/2.0.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/engine.rb:652:in `block in load_config_initializer'
/app/vendor/bundle/ruby/2.0.0/gems/activesupport-4.2.0/lib/active_support/notifications.rb:166:in `instrument'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/engine.rb:651:in `load_config_initializer'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `each'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `block in <class:Engine>'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `instance_exec'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `run'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:55:in `block in run_initializers'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `each'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `tsort_each_child'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/initializable.rb:54:in `run_initializers'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/application.rb:352:in `initialize!'
/app/config/environment.rb:5:in `<top (required)>'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require_environment!'
/app/vendor/bundle/ruby/2.0.0/gems/railties-4.2.0/lib/rails/application.rb:443:in `block in run_tasks_blocks'
Tasks: TOP => db:migrate => environment
(See full trace by running task with --trace)
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这是我创建的教程,用于了解Michael Hartl在Ruby on Rails教程(第3版)第11章结束时所留下的内容.它应该回答您的问题等等.
让Railstutorial.org示例应用程序在Heroku和AWS之间工作是一个巨大的痛苦.但我做到了.如果您找到了本教程,那意味着您可能遇到了一个无法通过的错误.没关系.我有几个.
您需要做的第一件事是回顾一下Hartl提供的代码.确保您完全按照所示键入(或复制/粘贴).在本节中的所有代码中,您可能只需要添加一个小的附加内容."区域"环境变量.如果您创建的存储桶不在默认的美国区域中,则需要这样做.稍后会详细介绍.这是以下代码/config/initializers/carrier_wave.rb:
if Rails.env.production?
CarrierWave.configure do |config|
config.fog_credentials = {
# Configuration for Amazon S3
:provider => 'AWS',
:aws_access_key_id => ENV['S3_ACCESS_KEY'],
:aws_secret_access_key => ENV['S3_SECRET_KEY'],
:region => ENV['S3_REGION']
}
config.fog_directory = ENV['S3_BUCKET']
end
end
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这条线:region => ENV['S3_REGION']对很多人来说都是个问题.稍后会详细介绍.
您应该完全按照所示使用该代码块.不要把你的实际钥匙放在那里.我们将分别发送给Heroku.
如果你必须添加那行代码,不要忘记将它提交给git并将其推送到Heroku.
现在让我们转到您的AWS账户和安全性.
策略名称: AllowFullAccessToMySampleAppBucket20160126
说明:允许对名为my-sample-app-bucket-20160126的S3存储桶进行远程写入/删除访问.
政策文件:
{
"Version": "2012-10-17",
"Statement": [
{
"Action": "s3:*",
"Effect": "Allow",
"Resource": [
"arn:aws:s3:::my-sample-app-bucket-20160126",
"arn:aws:s3:::my-sample-app-bucket-20160126/*"
]
}
]
}
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这就是AWS配置.我不需要制定一个允许"雾"列出存储桶内容的策略,即使我尝试的大多数教程都说是必要的.我认为只有当您希望用户可以通过仪表板登录时才有必要.
现在为Heroku配置.这些东西会在命令提示符下输入,就像'heroku run rake db:migrate'等.您可以在此处输入从之前创建的"雾"用户获得的实际访问密钥和密钥.
$ heroku config:set S3_ACCESS_KEY=THERANDOMKEYYOUGOT
$ heroku config:set S3_SECRET_KEY=an0tHeRstRing0frAnDomjUnK
$ heroku config:set S3_REGION=us-west-2
$ heroku config:set S3_BUCKET=my-sample-app-bucket-20160126
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再看看最后一个.还记得您查看S3存储桶的属性吗?您可以在此处输入与您所在地区相关联的代码.如果您的水桶不在俄勒冈州,则必须更改us-west-2为您的实际区域代码.编写本教程时,此链接有效:
http://docs.aws.amazon.com/general/latest/gr/rande.html#s3_region
如果这不起作用,Google"AWS S3区域代码".
完成所有这些并仔细检查代码中的错误后,我让Heroku与AWS合作存储图片!
在Services -> IAM,点击1 User(s)下方IAM Resources。选择您想要拥有该权限的用户。在此用户的个人资料中,单击Attach User Policy。点击Select了Amazon S3 Full Access最后Apply Policy。
对于未来的其他人来说,这个答案对我帮助很大。
继续 Heroku,在您的应用程序上,转到设置,点击“显示配置变量”。
单击右侧的“编辑”并在其中输入您的密码:
S3_BUCKET: name of your bucket goes here
S3_ACCESS_KEY: xxxxx
S3_SECRET_KEY: xxxx
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在 config/initializers/carrierwave.rb 或您输入机密的任何地方应该有:
CarrierWave.configure do |config|
config.root = Rails.root.join('tmp') # adding these...
config.cache_dir = 'carrierwave' # ...two lines
config.fog_credentials = {
:provider => 'AWS', # required
:s3_access_key_id => ENV['S3_ACCESS_KEY'], # required
:s3_secret_access_key => ENV['S3_SECRET_KEY'], # required
:region => 'eu-west-1', # optional, defaults to 'us-east-1'
:host => 's3.example.com', # optional, defaults to nil
:endpoint => 'https://s3.example.com:8080' # optional, defaults to nil
}
config.fog_directory = ENV['S3_Bucket'] # required
config.fog_public = false # optional, defaults to true
config.fog_attributes = {'Cache-Control'=>'max-age=315576000'} # optional, defaults to {}
end
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