diff --git a/app/api/mobile/apis/blockchains.rb b/app/api/mobile/apis/blockchains.rb
index 19ab1e74b..aaf4e5d6d 100644
--- a/app/api/mobile/apis/blockchains.rb
+++ b/app/api/mobile/apis/blockchains.rb
@@ -54,23 +54,26 @@ module Mobile
         params do
           requires :username, type: String
           requires :password, type: String
-          requires :ownername, type: String
-          requires :reponame, type: String
+          requires :repo_url, type: String
         end
         post 'join' do
           authenticate!
-          owner = User.find_by_login(params[:ownername])
-          if owner
-            project = Project.find_by_user_id_name(owner.id, params[:reponame])
-            if project
-              blockchain = Blockchain.find_by_project_id(project.id)
-              {status:0, genesis_content:blockchain.genesis_content, network_id:blockchain.network_id, connect_ip:blockchain.connect_ip, port:blockchain.port, enode:blockchain.enode}
-            else
-              {status:-1, message: '该项目不存在' }
-            end
-          else
-            {status:-1, message: '该项目不存在或已被删除' }
-          end
+          # 根据repo_git_url找到repository对应的项目
+
+          rs = RepositoriesService.new
+          rs.findProjectByRepoUrl(repo_url)
+          # owner = User.find_by_login(params[:ownername])
+          # if owner
+          #   project = Project.find_by_user_id_name(owner.id, params[:reponame])
+          #   if project
+          #     blockchain = Blockchain.find_by_project_id(project.id)
+          #     {status:0, genesis_content:blockchain.genesis_content, network_id:blockchain.network_id, connect_ip:blockchain.connect_ip, port:blockchain.port, enode:blockchain.enode}
+          #   else
+          #     {status:-1, message: '该项目不存在' }
+          #   end
+          # else
+          #   {status:-1, message: '该项目不存在或已被删除' }
+          # end
         end
 
         desc "获取两次代码提交之间的区别"
diff --git a/app/services/blockchains_service.rb b/app/services/blockchains_service.rb
index a6646f996..b114655fc 100644
--- a/app/services/blockchains_service.rb
+++ b/app/services/blockchains_service.rb
@@ -2,6 +2,12 @@
 
 class BlockchainsService
 
+  # 判断用户名密码是否匹配且正确
+  def judge_user_password(user)
+    
+  end
+
+
   # 获取用户使用过的东西
   def get_already_things(user)
     result = get_networkids_ports(user)
diff --git a/app/services/repositories_service.rb b/app/services/repositories_service.rb
index 433f8d98f..8ec9acc9d 100644
--- a/app/services/repositories_service.rb
+++ b/app/services/repositories_service.rb
@@ -42,4 +42,15 @@ class RepositoriesService
     end
   end
 
+
+  # 根据repo_url，找到所属project
+  def findProjectByRepoUrl repo_url
+    # 解析ownername
+    repo_url = repo_url[Redmine::Configuration['gitlab_address'].to_s.length + 1..repo_url.length - 1]
+    index_split = repo_url.index("/")
+    owner_name = repo_url[0..index_split - 1]
+    puts "!!!!!!!!!!this is the owner name"
+    puts owner_name
+end
+
 end
\ No newline at end of file