add reset tables to clickhouse

Signed-off-by: Flipez <code@brauser.io>

.gitignore

@@ -11,3 +11,4 @@ data/
 logfile.log
 config.yaml
 export.log
+vendor/

lib/mvg/analyser/clickhouse.rb

@@ -79,6 +79,13 @@ def setup_tables
         end
       end
 
+      def drop_tables
+        puts "Will drop all clickhouse tables in 10s"
+        sleep(10)
+        connection.drop_table("responses")
+        connection.drop_table("requests")
+      end
+
       def insert(rows)
         cache.concat(rows)
 

lib/mvg/cli.rb

@@ -26,5 +26,12 @@ def export_bigquery
       analyser = MVG::DataHandler.new
       analyser.export_bigquery
     end
+
+    desc "reset-clickhouse", "drops clickhouse tables and creates new, empty ones"
+    def reset_clickhouse
+      ch = Analyser::Clickhouse.new("")
+      ch.drop_tables
+      ch.setup_tables
+    end
   end
 end