Merge pull request #1415 from okriuchykhin/ok_SCI_2864

Use built-in methods for Postgres extensions enabling [SCI-2864]

Dockerfile.production

@@ -6,6 +6,8 @@ RUN curl -sL https://deb.nodesource.com/setup_8.x | bash - && \
   apt-get update -qq && \
   apt-get install -y \
   nodejs \
+  groff-base \
+  awscli \
   postgresql-client \
   netcat \
   default-jre-headless \

app/helpers/database_helper.rb

@@ -4,20 +4,6 @@ module DatabaseHelper
     ActiveRecord::Base.connection.adapter_name == adapter_name
   end
 
-  # Create PostgreSQL extension. PostgreSQL only!
-  def create_extension(ext_name)
-    ActiveRecord::Base.connection.execute(
-      "CREATE EXTENSION #{ext_name};"
-    )
-  end
-
-  # Drop PostgreSQL extension. PostgreSQL only!
-  def drop_extension(ext_name)
-    ActiveRecord::Base.connection.execute(
-      "DROP EXTENSION #{ext_name};"
-    )
-  end
-
   # Create gist trigram index. PostgreSQL only!
   def add_gist_index(table, column)
     ActiveRecord::Base.connection.execute(

db/migrate/20151021082639_add_pg_trgm_support.rb

@@ -4,13 +4,7 @@ include DatabaseHelper
 class AddPgTrgmSupport < ActiveRecord::Migration[4.2]
   def up
     if db_adapter_is? "PostgreSQL" then
-      create_extension :pg_trgm
-    end
-  end
-
-  def down
-    if db_adapter_is? "PostgreSQL" then
-      drop_extension :pg_trgm
+      enable_extension :pg_trgm
     end
   end
 end

db/migrate/20151103155048_add_btree_gist_extension.rb

@@ -4,13 +4,7 @@ include DatabaseHelper
 class AddBtreeGistExtension < ActiveRecord::Migration[4.2]
   def up
     if db_adapter_is? "PostgreSQL" then
-      create_extension :btree_gist
-    end
-  end
-
-  def down
-    if db_adapter_is? "PostgreSQL" then
-      drop_extension :btree_gist
+      enable_extension :btree_gist
     end
   end
 end