move db provisioning to it's own script

provision-db.sh

+set -e
+set -o pipefail
+set -x
+
+# Bring the databases online.
+docker-compose up -d mysql mongo
+
+# Ensure the MySQL server is online and usable
+echo "Waiting for MySQL"
+until docker exec -i edx.devstack.mysql mysql -uroot -se "SELECT EXISTS(SELECT 1 FROM mysql.user WHERE user = 'root')" &> /dev/null
+do
+  printf "."
+  sleep 1
+done
+
+# In the event of a fresh MySQL container, wait a few seconds for the server to restart
+# This can be removed once https://github.com/docker-library/mysql/issues/245 is resolved.
+sleep 20
+
+echo -e "MySQL ready"
+
+echo -e "${GREEN}Creating databases and users...${NC}"
+docker exec -i edx.devstack.mysql mysql -uroot mysql < provision.sql
+docker exec -i edx.devstack.mongo mongo < mongo-provision.js

provision.sh

@@ -17,29 +17,11 @@ GREEN='\033[0;32m'
 YELLOW='\033[0;33m'
 NC='\033[0m' # No Color
 
-# Bring the databases online.
-docker-compose up -d mysql mongo
-
-# Ensure the MySQL server is online and usable
-echo "Waiting for MySQL"
-until docker exec -i edx.devstack.mysql mysql -uroot -se "SELECT EXISTS(SELECT 1 FROM mysql.user WHERE user = 'root')" &> /dev/null
-do
-  printf "."
-  sleep 1
-done
-
-# In the event of a fresh MySQL container, wait a few seconds for the server to restart
-# This can be removed once https://github.com/docker-library/mysql/issues/245 is resolved.
-sleep 20
-
-echo -e "MySQL ready"
-
-echo -e "${GREEN}Creating databases and users...${NC}"
-docker exec -i edx.devstack.mysql mysql -uroot mysql < provision.sql
-docker exec -i edx.devstack.mongo mongo < mongo-provision.js
+# before provisioning steps
+./provision-db.sh
 
+# Provisioning steps
 ./provision-lms.sh
-
 # Nothing special needed for studio
 docker-compose $DOCKER_COMPOSE_FILES up -d studio
 ./provision-ecommerce.sh