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module Gitlab
module Auth
module UserAuthFinders
# Check the Rails session for valid authentication details
def find_user_from_warden
request.env['warden']&.authenticate if verified_request?
end
def find_user_by_rss_token
return unless request.format.atom?
token = request.params[:rss_token].presence
return unless token.present?
handle_return_value!(User.find_by_rss_token(token))
end
def find_user_from_access_token
return unless access_token
validate_access_token!
handle_return_value!(access_token&.user)
end
def validate_access_token!(scopes: [])
end
private
def handle_return_value!(value, &block)
return unless value
block_given? ? yield(value) : value
end
def access_token
return @access_token if defined?(@access_token)
@access_token = find_oauth_access_token || find_personal_access_token
end
def private_token
request.params[:private_token].presence ||
request.headers['PRIVATE-TOKEN'].presence
end
def find_personal_access_token
token = private_token.to_s
return unless token.present?
# Expiration, revocation and scopes are verified in `validate_access_token!`
handle_return_value!(PersonalAccessToken.find_by(token: token))
end
def find_oauth_access_token
current_request = ensure_action_dispatch_request(request)
token = Doorkeeper::OAuth::Token.from_request(current_request, *Doorkeeper.configuration.access_token_methods)
return unless token
# Expiration, revocation and scopes are verified in `validate_access_token!`
handle_return_value!(OauthAccessToken.by_token(token)) do |oauth_token|
oauth_token.revoke_previous_refresh_token!
oauth_token
end
end
# Check if the request is GET/HEAD, or if CSRF token is valid.
def verified_request?
Gitlab::RequestForgeryProtection.verified?(request.env)
end
def ensure_action_dispatch_request(request)
return request if request.is_a?(ActionDispatch::Request)
ActionDispatch::Request.new(request.env)
end
end
end
end
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