Check criticalSharedRelcachesBuilt in GetSharedSecurityLabel().
authorJeff Davis <jdavis@postgresql.org>
Thu, 14 Oct 2021 19:24:22 +0000 (12:24 -0700)
committerJeff Davis <jdavis@postgresql.org>
Thu, 14 Oct 2021 19:24:22 +0000 (12:24 -0700)
commit0b90f1c4c329f2be8ede10722a99a856020c0169
treeaf4a411232419129dda6c10aa82009fc8b9d124a
parentfd059ac2e461af922c7a18a7ac1cab8ad56c6353
Check criticalSharedRelcachesBuilt in GetSharedSecurityLabel().

An extension may want to call GetSecurityLabel() on a shared object
before the shared relcaches are fully initialized. For instance, a
ClientAuthentication_hook might want to retrieve the security label on
a role.

Discussion: https://postgr.es/m/ecb7af0b26e3be1d96d291c8453a86f1f82d9061.camel@j-davis.com
Backpatch-through: 9.6
src/backend/commands/seclabel.c