我刚刚将Rails应用程序更新为5.2,并将其配置为使用新的config/credentials.yml.enc
文件。
当我尝试部署时,出现此错误:
NameError: uninitialized constant Rails
/Users/me/Documents/project/config/deploy.rb:27:in `<top (required)>'
这指向我的config/deploy.rb
文件中的这一行:
set :rollbar_token, Rails.application.credentials[:rollbar_token]
看来,在capistrano运行时,它无权访问Rails.application.credentials
。
你们都如何处理?我有一些主意...
ENV
变量
Rails.application.credentials
答案 0 :(得分:3)
master.key
文件上传到服务器上(用户为只读),如下所示:namespace :setup do
desc "setup: copy config/master.key to shared/config"
task :copy_linked_master_key do
on roles(fetch(:setup_roles)) do
sudo :mkdir, "-pv", shared_path
upload! "config/master.key", "#{shared_path}/config/master.key"
sudo :chmod, "600", "#{shared_path}/config/master.key"
end
end
before "deploy:symlink:linked_files", "setup:copy_linked_master_key"
end
将其放入您的lib/capistrano/tasks/setup.rake
在deploy.rb
中:
set :linked_files, fetch(:linked_files, []).push("config/master.key")
确保您的Capfile
有一行
# Load custom tasks from `lib/capistrano/tasks` if you have any defined
Dir.glob("lib/capistrano/tasks/*.rake").each { |r| import r }
答案 1 :(得分:2)
我解决了以下问题:
set :rollbar_token, YAML.load(`rails credentials:show`)['rollbar_token']
答案 2 :(得分:2)
config/deploy.rb
# config/deploy.rb
require File.expand_path("./environment", __dir__)
这包括使诸如 Rails.application
之类的常量可以在诸如 config/deploy/production.rb
之类的文件中访问。现在,可能出现以下情况:
# config/deploy/staging.rb
server "production.lan", user: "production", roles: %w{app db web}
set :stage, :production
set :branch, "development"
set :pg_password, Rails.application.credentials[:staging][:postgres][:password]
答案 3 :(得分:1)
我解决此问题的方法是在服务器上声明一个$ROLLBAR_ACCESS_TOKEN
环境变量。我将其放在~deployer/.bashrc
的顶部,如下所示:
export ROLLBAR_ACCESS_TOKEN=...
然后我通过定义此任务与Capistrano集成:
task :set_rollbar_token do
on release_roles(:all).first do
set :rollbar_token, capture("echo $ROLLBAR_ACCESS_TOKEN").chomp
end
end
before "rollbar:deploy", "set_rollbar_token"
答案 4 :(得分:0)
require File.expand_path("./environment", __dir__)
puts App::Application.credentials.rollbar_token