serf: cache found serf path

droonga · Jan 5, 2015 · c75059c · c75059c
1 parent 7d4033f
commit c75059c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/droonga/serf.rb b/lib/droonga/serf.rb
@@ -37,6 +37,7 @@ def path
     include Loggable
 
     def initialize(name)
+      @serf = nil
       @name = name
       @service_installation = ServiceInstallation.new
     end
@@ -161,7 +162,7 @@ def cluster_id
 
     private
     def ensure_serf
-      @serf = find_system_serf
+      @serf ||= find_system_serf
       return if @serf
 
       serf_path = self.class.path