#!/usr/bin/env bash
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mysqldservice=$1
mysqldbuser=$2
mysqldbpasswd=$3
userhost=$4

# The restart (not start) is required to pick up mysql configuration changes made by sed
# during install, in case mysql is already started. The changes are required by Hive later on.
/var/lib/ambari-agent/ambari-sudo.sh service $mysqldservice restart
  
echo "Adding user $mysqldbuser@% and removing users with empty name"
/var/lib/ambari-agent/ambari-sudo.sh su mysql -s /bin/bash - -c "mysql -u root -e \"CREATE USER '$mysqldbuser'@'%' IDENTIFIED BY '$mysqldbpasswd';\""
/var/lib/ambari-agent/ambari-sudo.sh su mysql -s /bin/bash - -c "mysql -u root -e \"GRANT ALL PRIVILEGES ON *.* TO '$mysqldbuser'@'%';\""
/var/lib/ambari-agent/ambari-sudo.sh su mysql -s /bin/bash - -c "mysql -u root -e \"DELETE FROM mysql.user WHERE user='';\""
/var/lib/ambari-agent/ambari-sudo.sh su mysql -s /bin/bash - -c "mysql -u root -e \"flush privileges;\""
/var/lib/ambari-agent/ambari-sudo.sh service $mysqldservice stop