From nobody Fri Nov 17 19:55:28 2023 X-Original-To: freebsd-stable@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4SX71J6dvvz51K3Q for ; Fri, 17 Nov 2023 19:55:32 +0000 (UTC) (envelope-from wollman@hergotha.csail.mit.edu) Received: from hergotha.csail.mit.edu (tunnel82308-pt.tunnel.tserv4.nyc4.ipv6.he.net [IPv6:2001:470:1f06:ccb::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "garrett.wollman.name", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4SX71J5s3hz3TcR for ; Fri, 17 Nov 2023 19:55:32 +0000 (UTC) (envelope-from wollman@hergotha.csail.mit.edu) Authentication-Results: mx1.freebsd.org; none Received: from hergotha.csail.mit.edu (localhost [127.0.0.1]) by hergotha.csail.mit.edu (8.17.1/8.17.1) with ESMTPS id 3AHJtTCS091013 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Fri, 17 Nov 2023 14:55:31 -0500 (EST) (envelope-from wollman@hergotha.csail.mit.edu) Received: (from wollman@localhost) by hergotha.csail.mit.edu (8.17.1/8.17.1/Submit) id 3AHJtTLY091012; Fri, 17 Nov 2023 14:55:29 -0500 (EST) (envelope-from wollman) List-Id: Production branch of FreeBSD source code List-Archive: https://lists.freebsd.org/archives/freebsd-stable List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Message-ID: <25943.50480.709572.84563@hergotha.csail.mit.edu> Date: Fri, 17 Nov 2023 14:55:28 -0500 From: Garrett Wollman To: mike tancsa Cc: FreeBSD-STABLE Mailing List Subject: Re: csh to sh migration for root in RELENG_14 In-Reply-To: References: <6c6add3c-4a5e-4d84-9964-9a9448a36c95@sentex.net> <25943.49653.523313.53953@hergotha.csail.mit.edu> X-Mailer: VM 8.2.0b under 28.2 (amd64-portbld-freebsd13.2) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.4 (hergotha.csail.mit.edu [0.0.0.0]); Fri, 17 Nov 2023 14:55:31 -0500 (EST) X-Spam-Status: No, score=-4.9 required=5.0 tests=ALL_TRUSTED, HEADER_FROM_DIFFERENT_DOMAINS,NICE_REPLY_A autolearn=disabled version=4.0.0 X-Spam-Checker-Version: SpamAssassin 4.0.0 (2022-12-14) on hergotha.csail.mit.edu X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US] X-Rspamd-Queue-Id: 4SX71J5s3hz3TcR < sai= d: > Thanks for the clarifications.=A0 With respect to changing root's she= ll,=20 > do I run the risk of breaking anything in, say, periodic that would r= ely=20 > on root's shell being one thing or another =3F periodic(8) is a /bin/sh script and does not depend on any particular user's shell. It executes each action as a separate process, and all of the supplied actions are also /bin/sh scripts. -GAWollman