On 1 March 2017 at 01:58, David Steele <da...@pgmasters.net> wrote:
> PostgreSQL currently requires the file mode mask (umask) to be 0077.
> However, this precludes the possibility of a user in the postgres group
> performing a backup (or whatever).  Now that
> pg_start_backup()/pg_stop_backup() privileges can be delegated to an
> unprivileged user, it makes sense to also allow a (relatively)
> unprivileged user to perform the backup at the file system level as well.


> This patch introduces a new initdb param, -u/-file-mode-mask, and a new
> GUC, file_mode_mask,

Why both initdb and at server start? Seems like initdb is OK, or in pg_control.

> to allow the default mode of files and directories
> in the $PGDATA directory to be modified.

Are you saying if this is changed all files/directories will be
changed to the new mode?

It seems like it would be annoying to have some files in one mode,
some in another.

Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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