Remove reinstall mongo td-agent gem

Author: felippemr

dbaas/workflow/steps/mongodb/upgrade/upgrade_mongodb_26_to_30_ha.py

@@ -83,8 +83,6 @@ def change_instance_binaries(self, instance, connect_string, run_authschemaupgra
         script += util.build_change_release_alias_script()
         script += util.build_start_database_script(wait_time=30)
         script += util.build_change_limits_script()
-
-        script += util.build_reinstal_mongo_gen_script()
         script += util.build_remove_reprecated_index_counter_metrics()
 
         if run_authschemaupgrade:

dbaas/workflow/steps/mongodb/upgrade/upgrade_mongodb_26_to_30_single.py

@@ -33,7 +33,6 @@ def do(self, workflow_dict):
             script += util.build_start_database_script()
             script += util.build_authschemaupgrade_script()
             script += util.build_change_limits_script()
-            script += util.build_reinstal_mongo_gen_script()
             script += util.build_remove_reprecated_index_counter_metrics()
 
             context_dict = {

dbaas/workflow/steps/mongodb/util/__init__.py

@@ -309,15 +309,6 @@ def build_change_mongodb_conf_file_script():
     """
 
 
-def build_reinstal_mongo_gen_script():
-    return """
-        /etc/init.d/td-agent stop
-        yum install -y gcc44
-        yes | td-agent-gem uninstall mongo
-        td-agent-gem install mongo
-    """
-
-
 def build_remove_reprecated_index_counter_metrics():
     return """
         sed -i '271,314 d' /etc/td-agent/td-agent.conf