Bruce Momjian <br...@momjian.us> wrote: > On Thu, Aug 15, 2019 at 09:01:05PM -0400, Stephen Frost wrote: > > * Bruce Momjian (br...@momjian.us) wrote: > > > Why would it not be simpler to have the cluster_passphrase_command run > > > whatever command-line program it wants? If you don't want to use a > > > shell command, create an executable and call that. > > > > Having direct integration with a KMS would certainly be valuable, and I > > don't see a reason to deny users that option if someone would like to > > spend time implementing it- in addition to a simpler mechanism such as a > > passphrase command, which I believe is what was being suggested here. > > OK, I am just trying to see why we would not use the > cluster_passphrase_command-like interface to do that.
One problem that occurs to me is that PG may need to send some sort of credentials to the KMS. If it runs a separate process to execute the command, it needs to pass those credentials to it. Whether it does so via parameters or environment variables, both can be seen by other users. -- Antonin Houska Web: https://www.cybertec-postgresql.com
