问题描述
任务:some_task,:environment do | t,args |放Rails.env#=>开发,生产等
放ENV#=> {}
end
我设置了一些环境变量(通过本地的.env或通过Heroku配置通过Herokusan),如使用哪个AWS桶,我想在耙子任务中引用它们,但是ENV是一个空的哈希。由于:environment
任务依赖关系,我知道与环境相关的事情,而且$ code> Rails.env 有一个值,但我不清楚细节。
那么,如何在耙子任务中使用 ENV
?
有两种方法可以实现:
使用Heroku的工头工具。将所有环境变量放入 .env
中:
VAR = value
并运行工头运行rake some_task
p>
或者(和我建议这样做),使用费加罗宝石。将你的变量放到 config / application.yml
中:
VAR:value
就是这样; rake some_task
。
我推荐后者,如果只是因为 rake figaro: heroku
将按照 application.yml
中的指定
task :some_task, :environment do |t, args|
puts Rails.env #=> development, production, etc
puts ENV #=> {}
end
I set some environment variables (either via a local .env, or via Heroku Config via Herokusan), such as which AWS bucket to use, and I want to reference them in the rake task, but ENV is an empty hash. I know something related to environment gets done because of the :environment
task dependency and that Rails.env
has a value, but I'm not clear on the details.
So, how can I use ENV
in a Rake task?
Two good ways to do it:
Use Heroku's "Foreman" tool. Put all your environment variables into .env
:
VAR=value
and run foreman run rake some_task
.
Or (and, I'd recommend this way), using the "Figaro" gem. Put your vars into config/application.yml
:
VAR: value
and that's it; rake some_task
.
I'd recommend the latter, if only because rake figaro:heroku
will push your env up as it's specified in application.yml
这篇关于在Rake任务中使用环境变量的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!