diff --git a/dockerfiles/build.sh.bak b/dockerfiles/build.sh.bak
index 545a13dae2..1617a1c527 100755
--- a/dockerfiles/build.sh.bak
+++ b/dockerfiles/build.sh.bak
@@ -1,27 +1,29 @@
-# Configs
-MYSQL_PASSWORD="YOUR_MYSQL_PASSWORD"
-MYSQL_RUN_NAME="YOUR_MYSQL_RUN_NAME"
-typeset -u MYSQL_ALIAS
-MYSQL_ALIAS="YOUR_MYSQL_ALIAS"
+# Configs of the docker images, you might have specify your own configs here.
+# type of database, support 'mysql' and 'postgres'
+DB_TYPE="mysql"
+DB_PASSWORD="YOUR_DB_PASSWORD"
+DB_RUN_NAME="YOUR_DB_RUN_NAME"
 HOST_PORT="YOUR_HOST_PORT"
 
-# Replace the mysql root password in MySQL image Dockerfile.
-sed -i "s/THE_MYSQL_PASSWORD/$MYSQL_PASSWORD/g" images/mysql/Dockerfile
-# Replace the mysql root password in gogits image Dockerfile.
-sed -i "s/THE_MYSQL_PASSWORD/$MYSQL_PASSWORD/g" images/gogits/Dockerfile
+# Replace the database root password in database image Dockerfile.
+sed -i "s/THE_DB_PASSWORD/$DB_PASSWORD/g" images/$DB_TYPE/Dockerfile
+# Replace the database root password in gogits image deploy.sh file. 
+sed -i "s/THE_DB_PASSWORD/$DB_PASSWORD/g" images/gogits/deploy.sh
+# Replace the database type in gogits image Dockerfile.
+sed -i "s/THE_DB_TYPE/$DB_TYPE/g" images/gogits/Dockerfile
 
-
-# Build the MySQL image
-cd images/mysql
-docker build -i gogs/mysql .
-
-# Build the gogits image
-cd images/gogits
-docker build -i gogs/gogits .
-
-# Run MySQL image with name
-docker run -d --name $MYSQL_RUN_NAME gogs/mysql
-
-# Run gogits image and link it to the MySQL image
-docker run --link $MYSQL_RUN_NAME:$MYSQL_ALIAS -p $HOST_PORT:3000 gogs/gogits
+# Build the database image
+cd images/$DB_TYPE
+docker build -t gogs/$DB_TYPE .
+#
+## Build the gogits image
+cd ../gogits
+docker build -t gogs/gogits .
+#
+## Run MySQL image with name
+docker run -d --name $DB_RUN_NAME gogs/$DB_TYPE
+#
+## Run gogits image and link it to the database image
+echo "Now we have the $DB_TYPE image(running) and gogs image, use the follow command to start gogs service:"
+echo -e "\033[33m docker run -i -t --link $DB_RUN_NAME:db -p $HOST_PORT:3000 gogs/gogits \033[0m"