http_plugin shutdown - 1.8

plugins/http_plugin/http_plugin.cpp

@@ -661,6 +661,8 @@ namespace eosio {
       if( my->thread_pool ) {
          my->thread_pool->stop();
       }
+
+      app().post( 0, [me = my](){} ); // keep my pointer alive until queue is drained
    }
 
    void http_plugin::add_handler(const string& url, const url_handler& handler) {

plugins/http_plugin/include/eosio/http_plugin/http_plugin.hpp

@@ -101,7 +101,7 @@ namespace eosio {
         get_supported_apis_result get_supported_apis()const;
 
       private:
-        std::unique_ptr<class http_plugin_impl> my;
+        std::shared_ptr<class http_plugin_impl> my;
    };
 
    /**