hiding database password using codec specification in datasource.groovy not working
dataSource {
pooled = true
driverClassName = "com.mysql.jdbc.Driver"
username = "root"
password = "q59YgJCdHw3dshwlsa=="
passwordEncryptionCodec = DESCodec
dbname="mydbname"
}

grails.config.locations = [
    "file:/etc/${appName}/conf/db.properties"
]

dataSource.username = "root"
dataSource.password = "secret"