From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 04 Dec 2025 14:17:53 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vR9DV-007s9c-2e for lore@lore.pengutronix.de; Thu, 04 Dec 2025 14:17:53 +0100 Received: from localhost ([127.0.0.1] helo=metis.whiteo.stw.pengutronix.de) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1vR9DV-0003Gu-L2; Thu, 04 Dec 2025 14:17:53 +0100 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vR9Ag-0007Sc-Nf; Thu, 04 Dec 2025 14:14:58 +0100 Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vR9Ag-003xb2-0o; Thu, 04 Dec 2025 14:14:58 +0100 Received: from mol by dude05.red.stw.pengutronix.de with local (Exim 4.98.2) (envelope-from ) id 1vR9Ag-00000009DjY-0oW1; Thu, 04 Dec 2025 14:14:58 +0100 From: Michael Olbrich To: ptxdist@pengutronix.de Date: Thu, 4 Dec 2025 14:14:58 +0100 Message-ID: <20251204131458.2197737-1-m.olbrich@pengutronix.de> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251127074110.3943109-1-h.assmann@pengutronix.de> References: <20251127074110.3943109-1-h.assmann@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [ptxdist] [APPLIED] util-linux: add option for building setpriv X-BeenThere: ptxdist@pengutronix.de X-Mailman-Version: 2.1.29 Precedence: list List-Id: PTXdist Development Mailing List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: ptxdist@pengutronix.de Cc: Holger Assmann Sender: "ptxdist" X-SA-Exim-Connect-IP: 127.0.0.1 X-SA-Exim-Mail-From: ptxdist-bounces@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false Thanks, applied as 4d550a475b5b4eb91ab2faaaacd76b821a7c356e. Michael [sent from post-receive hook] On Thu, 04 Dec 2025 14:14:58 +0100, Holger Assmann wrote: > The util-linux implementation of setpriv vastly differs from the one > already provided by busybox: Whilst the latter one only provides > functionality to act on certain Linux capabilities, the version by > util-linux also allows for more sophisticated operations like UID/GID > management or environment handling. > > Signed-off-by: Holger Assmann > Message-Id: <20251127074110.3943109-1-h.assmann@pengutronix.de> > Signed-off-by: Michael Olbrich > > diff --git a/rules/util-linux.in b/rules/util-linux.in > index 6ff817997130..5f7fbd2698c4 100644 > --- a/rules/util-linux.in > +++ b/rules/util-linux.in > @@ -5,6 +5,7 @@ menuconfig UTIL_LINUX > prompt "util-linux " > select GCCLIBS_GCC_S > select LIBC_CRYPT if UTIL_LINUX_SULOGIN > + select LIBCAP_NG if UTIL_LINUX_SETPRIV > select HOST_MESON > select UTIL_LINUX_LIBBLKID > select UTIL_LINUX_LIBUUID if UTIL_LINUX_MKSWAP_UUID > @@ -555,6 +556,16 @@ config UTIL_LINUX_SWAPON > comment "BusyBox' swapon is selected!" > depends on BUSYBOX_SWAPON > > +config UTIL_LINUX_SETPRIV > + bool > + depends on !BUSYBOX_SETPRIV > + prompt "setpriv" > + help > + Run a program with different Linux privilege settings. > + > +comment "BusyBox' setpriv is selected!" > + depends on BUSYBOX_SETPRIV > + > config UTIL_LINUX_SETSID > bool > depends on !BUSYBOX_SETSID > diff --git a/rules/util-linux.make b/rules/util-linux.make > index bcf36b195f9a..9e7f0f2f0c0c 100644 > --- a/rules/util-linux.make > +++ b/rules/util-linux.make > @@ -143,7 +143,7 @@ UTIL_LINUX_CONF_OPT := \ > -Dbuild-script=disabled \ > -Dbuild-scriptutils=disabled \ > -Dbuild-setarch=disabled \ > - -Dbuild-setpriv=disabled \ > + -Dbuild-setpriv=$(call ptx/endis, PTXCONF_UTIL_LINUX_SETPRIV)d \ > -Dbuild-setterm=$(call ptx/endis, PTXCONF_UTIL_LINUX_SETTERM)d \ > -Dbuild-su=disabled \ > -Dbuild-sulogin=$(call ptx/endis, PTXCONF_UTIL_LINUX_SULOGIN)d \ > @@ -271,6 +271,7 @@ UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_READPROFILE) += sbin/readprofile > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_RFKILL) += sbin/rfkill > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_SWAPON) += sbin/swapoff sbin/swapon > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_PIPESZ) += bin/pipesz > +UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_SETPRIV) += bin/setpriv > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_SETSID) += bin/setsid > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_SWITCH_ROOT) += sbin/switch_root > UTIL_LINUX_BIN-$(PTXCONF_UTIL_LINUX_UMOUNT) += bin/umount