support hostnames with dashes (e.g. my-db-0)
support hostnames with dashes (e.g. my-db-0)

CrunchyData/crunchy-containers,the1forte/crunchy-containers,the1forte/crunchy-containers,CrunchyData/crunchy-containers,the1forte/crunchy-containers,CrunchyData/crunchy-containers