ADD devops中限制每台服务器只能绑定一个用户

app/controllers/ci/cloud_accounts_controller.rb

@@ -12,6 +12,11 @@ class Ci::CloudAccountsController < Ci::BaseController
   end
 
   def create
+    return render_error('你已绑定了云帐号.') unless current_user.ci_cloud_account.blank?
+
+    ip_num = IPAddr.new(devops_params[:ip_num]).to_i
+    return render_error("#{devops_params[:ip_num]}服务器已被使用.") if Ci::CloudAccount.exists?(ip_num: ip_num)
+
     ActiveRecord::Base.transaction do
       @cloud_account = bind_account!
       if @cloud_account.blank?

app/controllers/concerns/ci/cloud_account_manageable.rb

@@ -8,8 +8,6 @@ module Ci::CloudAccountManageable
     # 1. 保存华为云服务器帐号
     create_params = devops_params.merge(ip_num: IPAddr.new(devops_params[:ip_num]).to_i, secret: Ci::CloudAccount.encrypted_secret(devops_params[:secret]))
 
-    return render_error('你已绑定了云帐号.') unless current_user.ci_cloud_account.blank?
-
     cloud_account = Ci::CloudAccount.new(create_params)
     cloud_account.user = current_user
     cloud_account.save!