Tom Lane wrote:
> Hmm.  I thought it *was* done, but it looks like Bruce forgot to change
> the actual guc.c value?  The docs and postgresql.conf.sample claim the
> default is true...
> 
> 2002-06-14 21:29  momjian
> 
>       * doc/src/sgml/runtime.sgml,
>       src/backend/utils/misc/postgresql.conf.sample: Make encryption of
>       stored passwords the default, as discussed months ago.
> 
> Seem to be one file short on that commit ...

Fixed.

> > (3) (Related to 2b above) Shouldn't we reject an attempt by the user
> >     to specify an un-encrypted password that matches the isMD5() test?
> 
> No, see above.  There are actually three cases here: entering a
> previously encrypted password (in which case do nothing to it regardless
> of the "encrypted" option), entering an uncrypted password with the
> "encrypted" option (apply MD5 transform), or entering an uncrypted
> password with the "unencrypted" option (do nothing).
> 
> I suppose we could have instead invented an ALREADY_CRYPTED option
> instead, but we didn't, for reasons I don't recall at the moment;
> but I think it had something to do with making life easier for
> pg_dumpall.

I think there wasn't a reason to make the distinction because it could
be detected automatically, and an admin copying a password from
somewhere else could easily accidentally double-encrypt the password,
which then wouldn't work.

It also allowed auto-migration to encrypted passwords from an old dump
file.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  [EMAIL PROTECTED]               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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