diff --git a/app/controllers/ci/base_controller.rb b/app/controllers/ci/base_controller.rb
index a2c4e4ab6..2286804f9 100644
--- a/app/controllers/ci/base_controller.rb
+++ b/app/controllers/ci/base_controller.rb
@@ -36,7 +36,7 @@ class Ci::BaseController < ApplicationController
 
     def find_cloud_account
       @cloud_account ||= current_user.ci_cloud_account
-      @cloud_account.blank? ? raise("未找到相关的记录") : @cloud_account
+      @cloud_account.blank? ? nil : @cloud_account
     end
 
     def load_ci_user
diff --git a/app/controllers/concerns/ci/cloud_account_manageable.rb b/app/controllers/concerns/ci/cloud_account_manageable.rb
index f9e82e2ad..eae546c02 100644
--- a/app/controllers/concerns/ci/cloud_account_manageable.rb
+++ b/app/controllers/concerns/ci/cloud_account_manageable.rb
@@ -93,17 +93,11 @@ module Ci::CloudAccountManageable
   end
 
   def gitea_oauth_grant!(gitea_uid, application_id)
-    gitea_server_config = Rails.configuration.database_configuration[Rails.env]["gitea_server"]
-    if gitea_server_config.blank?
-      puts "[Gitea Server]: gitea database config missing"
-      return
-    else
-      puts "[Gitea Server]: gitea db config is exists."
-    end
-
-    connection =  establish_connection gitea_server_config
+    connection = Gitea::Database.set_connection.connection
 
     unix_time = Time.now.to_i
+    # TODO
+    # 目前直接操作db，可以建立对应的model进行操作
     sql = "INSERT INTO oauth2_grant ( user_id, application_id, counter, created_unix, updated_unix ) VALUES ( #{gitea_uid}, #{application_id}, 0, #{unix_time}, #{unix_time} );"
 
     connection.execute(sql)
diff --git a/app/libs/gitea/database.rb b/app/libs/gitea/database.rb
new file mode 100644
index 000000000..4698607a4
--- /dev/null
+++ b/app/libs/gitea/database.rb
@@ -0,0 +1,12 @@
+module Gitea
+  class Database < ActiveRecord::Base
+    self.abstract_class = true
+
+    def self.set_connection
+      gitea_server_config = Rails.configuration.database_configuration[Rails.env]["gitea_server"]
+      raise 'gitea database config missing' if gitea_server_config.blank?
+
+      establish_connection gitea_server_config
+    end
+  end
+end
diff --git a/app/models/ci/repo.rb b/app/models/ci/repo.rb
index a23b7f801..8396cfa90 100644
--- a/app/models/ci/repo.rb
+++ b/app/models/ci/repo.rb
@@ -2,8 +2,8 @@ class Ci::Repo < Ci::RemoteBase
   self.primary_key = 'repo_id'
 
   belongs_to :user, foreign_key: :repo_user_id
-  has_one :perm, foreign_key: :perm_repo_uid, dependent: :destroy
-  has_many :builds, foreign_key: "build_repo_id", dependent: :destroy
+  has_one :perm, foreign_key: :perm_repo_uid
+  has_many :builds, foreign_key: :build_repo_id, dependent: :destroy
 
   def self.find_with_namespace(namespace_path, identifier)
     logger.info "########namespace_path: #{namespace_path} ########identifier: #{identifier} "
diff --git a/app/models/ci/user.rb b/app/models/ci/user.rb
index 197b6a30a..6f077b330 100644
--- a/app/models/ci/user.rb
+++ b/app/models/ci/user.rb
@@ -1,8 +1,8 @@
 class Ci::User < Ci::RemoteBase
   self.primary_key = 'user_id'
 
-  has_many :repos, foreign_key: "repo_user_id", dependent: :destroy
-  has_many :perms, foreign_key: "perm_user_id", dependent: :delete_all
+  has_many :repos, foreign_key: :repo_user_id, dependent: :destroy
+  has_many :perms, foreign_key: :perm_user_id, dependent: :delete_all
   has_one :ci_cloud_account, class_name: 'Ci::CloudAccount', foreign_key: :ci_user_id
 
 end
diff --git a/app/models/concerns/droneable.rb b/app/models/concerns/droneable.rb
index 546a78bba..c1f8b3391 100644
--- a/app/models/concerns/droneable.rb
+++ b/app/models/concerns/droneable.rb
@@ -22,7 +22,7 @@ module Droneable
   end
 
   def unbind_account!
-    user_projects = selef.projects
+    user_projects = self.projects
 
     user_projects.update_all(open_devops: false, open_devops_count: 0)
     set_drone_step!(User::DEVOPS_UNINIT)
diff --git a/app/models/gitea/base.rb b/app/models/gitea/base.rb
new file mode 100644
index 000000000..d14249bf6
--- /dev/null
+++ b/app/models/gitea/base.rb
@@ -0,0 +1,4 @@
+class Gitea::Base < Gitea::Database
+  self.abstract_class = true
+  
+end