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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Thomas Munro <thomas.munro@gmail.com>
Cc: Fabien COELHO <coelho@cri.ensmp.fr>
Cc: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: David Steele <david@pgmasters.net>
Cc: Andres Freund <andres@anarazel.de>
Cc: Noah Misch <noah@leadboat.com>
Cc: Stephen Frost <sfrost@snowman.net>
Cc: Amit Kapila <amit.kapila16@gmail.com>
Cc: Suraj Kharage <suraj.kharage@enterprisedb.com>
Cc: tushar <tushar.ahuja@enterprisedb.com>
Cc: Rajkumar Raghuwanshi <rajkumar.raghuwanshi@enterprisedb.com>
Cc: Rushabh Lathia <rushabh.lathia@gmail.com>
Cc: Tels <nospam-pg-abuse@bloodgate.com>
Cc: Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Cc: PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Cc: Jeevan Chalke <jeevan.chalke@enterprisedb.com>
Cc: vignesh C <vignesh21@gmail.com>
Subject: Re: backup manifests and contemporaneous buildfarm failures
Date: Fri, 03 Apr 2020 21:53:42 -0400
Message-ID: <3516.1585965222@sss.pgh.pa.us> (raw)
In-Reply-To: <CA+TgmobNQVsFvE=qFSJqu=A-wFnaq23SAQkvV3sx3Cu1Ho==Pg@mail.gmail.com>
References: <CA+TgmoazJ5wh+H77kjVfMnDh6WLh=oJodrwJ21SACSq5fojwPg@mail.gmail.com>
	<20200403205412.GA8279@alvherre.pgsql>
	<CA+TgmoaRbm-L1C2YkDVPx1TGN9ufxWjnaweTwKE=TQC-YOD=rg@mail.gmail.com>
	<CA+TgmoZ4bAbjd_Am=UiMpBrgPEO=7YarqvaAMrQYKP1GkkOaRg@mail.gmail.com>
	<alpine.DEB.2.21.2004032346550.16227@pseudo>
	<22394.1585951968@sss.pgh.pa.us>
	<CA+hUKGLpHXW5AyKEXV+=8iheyZD89+vR6OXOvzdvhwFmyvQwpQ@mail.gmail.com>
	<26044.1585954081@sss.pgh.pa.us>
	<CA+Tgmob2fnWpeg5ok2Odq9H33e6T9AKa4SJ9aKbGvRGgT=NyLA@mail.gmail.com>
	<31057.1585959135@sss.pgh.pa.us>
	<CA+TgmobNQVsFvE=qFSJqu=A-wFnaq23SAQkvV3sx3Cu1Ho==Pg@mail.gmail.com>

Robert Haas <robertmhaas@gmail.com> writes:
> Interestingly, on my machine, rmtree coped with a mode 0 directory
> just fine, but mode 0400 was more than its tiny brain could handle, so
> the originally committed fix had code to revert 0400 back to 0700, but
> I didn't add similar code to revert from 0 back to 0700 because that
> was working fine.

It seems really odd that an implementation could cope with mode-0
but not mode-400.  Not sure I care enough to dig into the Perl
library code, though.

			regards, tom lane





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  To: pgsql-hackers@postgresql.org
  Cc: tgl@sss.pgh.pa.us, robertmhaas@gmail.com, thomas.munro@gmail.com, coelho@cri.ensmp.fr, alvherre@2ndquadrant.com, david@pgmasters.net, andres@anarazel.de, noah@leadboat.com, sfrost@snowman.net, amit.kapila16@gmail.com, suraj.kharage@enterprisedb.com, tushar.ahuja@enterprisedb.com, rajkumar.raghuwanshi@enterprisedb.com, rushabh.lathia@gmail.com, nospam-pg-abuse@bloodgate.com, andrew.dunstan@2ndquadrant.com, jeevan.chalke@enterprisedb.com, vignesh21@gmail.com
  Subject: Re: backup manifests and contemporaneous buildfarm failures
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