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Merge pull request #2502 from betagouv/check-env-vars

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initializers: check at runtime that env vars declared in env.example are present
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Pierre de La Morinerie 2018-09-04 10:43:47 +02:00 committed by GitHub
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config/initializers/env_vars.rb Normal file
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# Ensure that the environment variables defined in the reference env vars file
# are present in the execution environment.
#
# This protects against an out-to-date environment leading to runtime errors.
if ENV['RAILS_ENV'] != 'test' && File.basename($0) != 'rake'
reference_env_file = File.join('config', 'env.example')
Dotenv::Environment.new(Rails.root.join(reference_env_file)).each do |key, value|
if !ENV.key?(key.to_s)
raise "Configuration error: `#{key}` is not present in the process’ environment variables (declared in `#{reference_env_file}`)"
end
end
end