sends message if the project is above the memory limit

lib/gitlab_access.rb

@@ -6,6 +6,7 @@ require 'json'
 
 class GitlabAccess
   class AccessDeniedError < StandardError; end
+  class MemoryLimitReachedError < StandardError; end
 
   include NamesHelper
 
@@ -24,6 +25,7 @@ class GitlabAccess
     status = api.check_access('git-receive-pack', @repo_name, @actor, @changes, @protocol)
 
     raise AccessDeniedError, status.message unless status.allowed?
+    raise MemoryLimitReachedError, status.memory_message if status.memory_limit?
 
     true
   rescue GitlabNet::ApiUnreachableError
@@ -32,6 +34,9 @@ class GitlabAccess
   rescue AccessDeniedError => ex
     $stderr.puts "GitLab: #{ex.message}"
     false
+  rescue MemoryLimitReachedError => ex
+    $stderr.puts "Gitlab: Project has reached the memory limit by: #{ex.message}MB please free some memory in Gitlab's UI to be able to push."
+    false
   end
 
   protected

lib/gitlab_access_status.rb

 require 'json'
 
 class GitAccessStatus
-  attr_reader :message, :repository_path
+  attr_reader :message, :repository_path, :memory_status, :memory_message
 
-  def initialize(status, message, repository_path)
+  def initialize(status, message, repository_path, memory = nil)
     @status = status
     @message = message
     @repository_path = repository_path
+
+    if memory
+      @memory_status = memory["status"]
+      @memory_message = memory["message"]
+    end
   end
 
   def self.create_from_json(json)
     values = JSON.parse(json)
-    self.new(values["status"], values["message"], values["repository_path"])
+    self.new(values["status"], values["message"],
+             values["repository_path"], values["memory"])
   end
 
   def allowed?
     @status
   end
+
+  def memory_limit?
+    @memory_status
+  end
 end