Let vnconfig select an unused device as opposed of unconditionally

assume vnd0 is available.

7 files changed, 66 insertions, 64 deletions

diff --git a/regress/sbin/disklabel/Makefile b/regress/sbin/disklabel/Makefile
index ffdf9249ddf..5a56d7f0769 100644
--- a/regress/sbin/disklabel/Makefile
+++ b/regress/sbin/disklabel/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.7 2023/05/30 15:10:39 krw Exp $
+#	$OpenBSD: Makefile,v 1.8 2023/10/12 16:59:23 anton Exp $
 #
 # Copyright (c) 2010 Theo de Raadt <deraadt@openbsd.org>
 # Copyright (c) 2018 Kenneth R Westerback <krw@openbsd.org>
@@ -54,7 +54,7 @@ OK= ok
 
 DISKLABEL ?=	${.OBJDIR}/disklabel
 
-CLEANFILES +=	*.tmp *.out *.dl *.fstab diskimage disklabel.c manual.c
+CLEANFILES +=	*.tmp *.out *.dl *.fstab diskimage disklabel.c manual.c vnd
 
 .PATH:		${.CURDIR}/../../../sbin/disklabel
 PROG =		disklabel
@@ -82,21 +82,21 @@ run-disklabel-$s: $s.out
 
 $s.out: ${DISKLABEL}
 	rm -f $s.tmp $s.out
-	${SUDO} vnconfig -u vnd0 || true
 	rm -f diskimage
 	echo "=== Start ${s}MB disk ===" >$s.tmp
 	dd if=/dev/zero of=diskimage bs=1m count=1 seek=$s status=none
-	${SUDO} vnconfig vnd0 diskimage
-	${SUDO} fdisk ${FDISKOPT} vnd0 >>$s.tmp
+	${SUDO} vnconfig diskimage >vnd
+	${SUDO} fdisk ${FDISKOPT} $$(<vnd) >>$s.tmp
 	echo >>$s.tmp
-	${SUDO} ${DISKLABEL} -A -p g vnd0 >$s.dl
-	${SUDO} ${DISKLABEL} -Aw -f $s.fstab vnd0 >>$s.dl
-	${SUDO} ${DISKLABEL} vnd0 >>$s.dl
+	${SUDO} ${DISKLABEL} -A -p g $$(<vnd) >$s.dl
+	${SUDO} ${DISKLABEL} -Aw -f $s.fstab $$(<vnd) >>$s.dl
+	${SUDO} ${DISKLABEL} $$(<vnd) >>$s.dl
 	grep '^  [a-p]: ' $s.dl | egrep -v "unused" | sort >>$s.tmp
 	echo >>$s.tmp
 	cat $s.fstab >>$s.tmp
 	echo "=== End ${s}MB disk ===" >>$s.tmp
 	mv $s.tmp $s.out
+	${SUDO} vnconfig -u $$(<vnd) || true
 
 $s-update: $s.out
 	cp $s.out ${.CURDIR}/$s.${OK}
@@ -108,7 +108,7 @@ update: $s-update
 
 REGRESS_CLEANUP +=	cleanup
 cleanup:
-	-${SUDO} vnconfig -u vnd0
+	-${SUDO} vnconfig -u $$(<vnd)
 	rm -f diskimage
 
 .include <bsd.regress.mk>
diff --git a/regress/sbin/newfs/checknewfs b/regress/sbin/newfs/checknewfs
index cfc7b72a0e6..891a7568da0 100644
--- a/regress/sbin/newfs/checknewfs
+++ b/regress/sbin/newfs/checknewfs
@@ -1,10 +1,10 @@
 #!/bin/ksh
-#	$OpenBSD: checknewfs,v 1.9 2021/07/26 20:38:18 bluhm Exp $
+#	$OpenBSD: checknewfs,v 1.10 2023/10/12 16:59:23 anton Exp $
 # Written by Otto Moerbeek, 2007,  Public domain
 
 
 cleanup() {
-	vnconfig -u vnd0
+	[ -z "$vnd" ] || { vnconfig -u "$vnd" || :; }
 	rm -f $image
 }
 
@@ -18,14 +18,14 @@ dotest() {
 	fi
 	image=$(mktemp -t imageXXXXXXXXXX);
 	dd if=/dev/random of=$image bs=512 count=$1 2>/dev/null &&
-	vnconfig vnd0 $image &&
-	disklabel -w vnd0 $2 &&
-	newfs -O 1 $3 /dev/rvnd0a
+	vnd=$(vnconfig $image) || exit 1
+	disklabel -w $vnd $2 &&
+	newfs -O 1 $3 /dev/r${vnd}a
 	if [ $? != 0 ]; then
 		ret=$(($ret + 1))
 		echo TEST $1 $2 \"$3\" failed
 	else
-		(fsck -nf /dev/vnd0a | fgrep SALVAGE)
+		(fsck -nf /dev/${vnd}a | fgrep SALVAGE)
 		if [ $? == 0 ]; then
 			ret=$(($ret + 1))
 			echo TEST $1 $2 \"$3\" failed
@@ -40,8 +40,8 @@ dotest() {
 }
 
 ret=0
+vnd=
 
-vnconfig -u vnd0 > /dev/null 2>&1
 if [ $# == 0 ]; then 
 	clean=1
 	dotest 3800 rdroot "-m 0 -o space -i 4096" 
diff --git a/regress/sys/dev/vnd/Makefile b/regress/sys/dev/vnd/Makefile
index 99e2880670b..0c93c4c78d3 100644
--- a/regress/sys/dev/vnd/Makefile
+++ b/regress/sys/dev/vnd/Makefile
@@ -1,9 +1,11 @@
-#	$OpenBSD: Makefile,v 1.2 2022/07/26 13:20:16 krw Exp $
+#	$OpenBSD: Makefile,v 1.3 2023/10/12 16:59:23 anton Exp $
 
 REGRESS_SETUP=		setup
 REGRESS_CLEANUP=	cleanup
 REGRESS_TARGETS=
 
+CLEANFILES=		vnd
+
 setup:
 	mkdir -p /mnt/regress-vnd
 
@@ -11,16 +13,16 @@ cleanup: unconfig
 	-rmdir /mnt/regress-vnd 2>/dev/null || true
 
 unconfig:
-	-vnconfig -u vnd0 2>/dev/null || true
+	-vnconfig -u $$(<vnd) 2>/dev/null || true
 	-umount -f /mnt/regress-vnd 2>/dev/null || true
 
 REGRESS_TARGETS+=	run-regress-async-mount
 run-regress-async-mount: unconfig
 	mount_mfs -s1M -oasync swap /mnt/regress-vnd
 	dd if=/dev/zero of=/mnt/regress-vnd/disk.img count=1024
-	vnconfig vnd0 /mnt/regress-vnd/disk.img
-	fdisk -iy -b "960@64:0c" vnd0
-	newfs -t msdos vnd0i
+	vnconfig /mnt/regress-vnd/disk.img >vnd
+	fdisk -iy -b "960@64:0c" $$(<vnd)
+	newfs -t msdos $$(<vnd)i
 
 REGRESS_ROOT_TARGETS=	${REGRESS_TARGETS}
 
diff --git a/regress/sys/kern/mount/Makefile b/regress/sys/kern/mount/Makefile
index eb51810b916..77cd1b49485 100644
--- a/regress/sys/kern/mount/Makefile
+++ b/regress/sys/kern/mount/Makefile
@@ -1,41 +1,41 @@
-# $OpenBSD: Makefile,v 1.9 2023/08/14 12:03:12 miod Exp $
+# $OpenBSD: Makefile,v 1.10 2023/10/12 16:59:24 anton Exp $
 
 # This regress test uses a vnd device to run mount and unmount.
 # All tests have to be run as root.
 
-CLEANFILES=	diskimage *.log
+CLEANFILES=	diskimage vnd *.log
 
 .PHONY: disk mount unconfig clean
 
 disk: unconfig
 	dd if=/dev/null of=diskimage bs=1m seek=1100
-	vnconfig vnd0 diskimage
-	disklabel -wA -T ${.CURDIR}/disktemplate vnd0
-	disklabel vnd0
-	disklabel vnd0 | grep -q '16 partitions:'
-	[ `disklabel vnd0 | grep -c '\<4.2BSD\>'` -eq 15 ]
+	vnconfig diskimage >vnd
+	disklabel -wA -T ${.CURDIR}/disktemplate $$(<vnd)
+	disklabel $$(<vnd)
+	disklabel $$(<vnd) | grep -q '16 partitions:'
+	[ `disklabel $$(<vnd) | grep -c '\<4.2BSD\>'` -eq 15 ]
 
 mount: disk
-	newfs vnd0a
+	newfs $$(<vnd)a
 	mkdir -p /mnt/regress-mount
-	mount /dev/vnd0a /mnt/regress-mount
+	mount /dev/$$(<vnd)a /mnt/regress-mount
 
 mount-nested: mount
 .for p in b d e f g h i j k l m n o p
-	newfs -O 1 vnd0${p}
+	newfs -O 1 $$(<vnd)${p}
 .endfor
 	mkdir /mnt/regress-mount/b
-	mount /dev/vnd0b /mnt/regress-mount/b
+	mount /dev/$$(<vnd)b /mnt/regress-mount/b
 	f=/mnt/regress-mount; for p in d e f g h i j k l m n o p;\
-	    do f=$$f/$$p; mkdir $$f; mount /dev/vnd0$$p $$f; done
+	    do f=$$f/$$p; mkdir $$f; mount /dev/$$(<vnd)$$p $$f; done
 	mount
-	[ `mount | grep -c '/dev/vnd0. on /mnt/regress-mount\>'` -eq 15 ]
+	[ `mount | grep -c "/dev/$$(<vnd). on /mnt/regress-mount\>"` -eq 15 ]
 
 REGRESS_CLEANUP =	unconfig
 unconfig:
-	-umount -f /dev/vnd0a 2>/dev/null || true
+	-umount -f /dev/$$(<vnd)a 2>/dev/null || true
 	-rmdir /mnt/regress-mount 2>/dev/null || true
-	-vnconfig -u vnd0 2>/dev/null || true
+	-vnconfig -u $$(<vnd) 2>/dev/null || true
 
 # The unmount-nested test uses a disk template to create 15 partitions
 # on a vnd device.  All are initialized with a ffs file system.
@@ -50,7 +50,7 @@ run-unmount-nested: mount-nested
 	! umount /mnt/regress-mount
 	umount -f /mnt/regress-mount
 	mount
-	[ `mount | grep -c '/dev/vnd0. on /mnt/regress-mount\>'` -eq 0 ]
+	[ `mount | grep -c "/dev/$$(<vnd). on /mnt/regress-mount\>"` -eq 0 ]
 
 # Create a 1 GB vnd partition and fill the ffs file system it with
 # cp -r.  After 15 seconds clean it with rm -rf.  While this is
@@ -66,8 +66,8 @@ run-unmount-busy: mount
 	rm -rf /mnt/regress-mount/usr &
 	sleep .1
 	umount -f /mnt/regress-mount
-	fsck -y /dev/rvnd0a 2>&1 | tee fsck-clean.log
-	fsck -f -y /dev/rvnd0a 2>&1 | tee fsck-force.log
+	fsck -y /dev/r$$(<vnd)a 2>&1 | tee fsck-clean.log
+	fsck -f -y /dev/r$$(<vnd)a 2>&1 | tee fsck-force.log
 	egrep -q 'File system is clean' \
 	    fsck-clean.log
 	! egrep -q 'yes|FILE SYSTEM WAS MODIFIED|MARKING FILE SYSTEM CLEAN' \
@@ -99,8 +99,8 @@ run-readonly-busy: mount
 	    pgrep -xf 'rm -rf /mnt/regress-mount/usr' || \
 	    break; sleep 1; done
 	umount /mnt/regress-mount
-	fsck -y /dev/rvnd0a 2>&1 | tee fsck-clean.log
-	fsck -f -y /dev/rvnd0a 2>&1 | tee fsck-force.log
+	fsck -y /dev/r$$(<vnd)a 2>&1 | tee fsck-clean.log
+	fsck -f -y /dev/r$$(<vnd)a 2>&1 | tee fsck-force.log
 	! egrep -q 'File system is clean' fsck-clean.log || \
 	! egrep -q 'yes|FILE SYSTEM WAS MODIFIED|MARKING FILE SYSTEM CLEAN' \
 	    fsck-force.log
@@ -119,8 +119,8 @@ run-readonly-dangling: mount
 	pkill -xf 'sleep 73'
 	sleep .1
 	umount /mnt/regress-mount
-	fsck -y /dev/rvnd0a 2>&1 | tee fsck-clean.log
-	fsck -f -y /dev/rvnd0a 2>&1 | tee fsck-force.log
+	fsck -y /dev/r$$(<vnd)a 2>&1 | tee fsck-clean.log
+	fsck -f -y /dev/r$$(<vnd)a 2>&1 | tee fsck-force.log
 	! egrep -q 'File system is clean' fsck-clean.log
 	egrep -q 'yes|FILE SYSTEM WAS MODIFIED|MARKING FILE SYSTEM CLEAN' \
 	    fsck-clean.log fsck-force.log
diff --git a/regress/sys/kern/realpath-unmount/Makefile b/regress/sys/kern/realpath-unmount/Makefile
index 8159dc0f398..fa88d282023 100644
--- a/regress/sys/kern/realpath-unmount/Makefile
+++ b/regress/sys/kern/realpath-unmount/Makefile
@@ -1,27 +1,27 @@
-# $OpenBSD: Makefile,v 1.3 2020/12/17 00:51:12 bluhm Exp $
+# $OpenBSD: Makefile,v 1.4 2023/10/12 16:59:24 anton Exp $
 
 # Call realpath(3) in combination with chroot(2), chdir(2).
 # Use umount(8) to check that the mountpoint leaks no vnode.
 # There were vnode reference counting bugs in the kernel.
 
 PROGS=		realpath-chroot realpath-chdir
-CLEANFILES=	diskimage
+CLEANFILES=	diskimage vnd
 
 .PHONY: mount unconfig clean
 
 diskimage: unconfig
 	${SUDO} dd if=/dev/zero of=diskimage bs=512 count=4k
-	${SUDO} vnconfig vnd0 diskimage
-	${SUDO} newfs vnd0c
+	${SUDO} vnconfig diskimage >vnd
+	${SUDO} newfs $$(<vnd)c
 
 mount: diskimage
 	${SUDO} mkdir -p /mnt/regress-realpath
-	${SUDO} mount /dev/vnd0c /mnt/regress-realpath
+	${SUDO} mount /dev/$$(<vnd)c /mnt/regress-realpath
 
 unconfig:
-	-${SUDO} umount -f /dev/vnd0c 2>/dev/null || true
+	-${SUDO} umount -f /dev/$$(<vnd)c 2>/dev/null || true
 	-${SUDO} rmdir /mnt/regress-realpath 2>/dev/null || true
-	-${SUDO} vnconfig -u vnd0 2>/dev/null || true
+	-${SUDO} vnconfig -u $$(<vnd) 2>/dev/null || true
 	-${SUDO} rm -f stamp-setup
 
 REGRESS_SETUP	=	${PROGS} mount
diff --git a/regress/sys/kern/unveil-unmount/Makefile b/regress/sys/kern/unveil-unmount/Makefile
index 810874203f6..e98b6b26064 100644
--- a/regress/sys/kern/unveil-unmount/Makefile
+++ b/regress/sys/kern/unveil-unmount/Makefile
@@ -1,27 +1,27 @@
-# $OpenBSD: Makefile,v 1.6 2020/12/17 14:22:42 bluhm Exp $
+# $OpenBSD: Makefile,v 1.7 2023/10/12 16:59:24 anton Exp $
 
 # Call unveil(2) in combination with unlink(2), chroot(2), chdir(2).
 # Use umount(8) to check that the mountpoint leaks no vnode.
 # There were vnode reference counting bugs in the kernel.
 
 PROGS=		unveil-unlink unveil-chroot unveil-perm unveil-chdir
-CLEANFILES=	diskimage
+CLEANFILES=	diskimage vnd
 
 .PHONY: mount unconfig clean
 
 diskimage: unconfig
 	${SUDO} dd if=/dev/zero of=diskimage bs=512 count=4k
-	${SUDO} vnconfig vnd0 diskimage
-	${SUDO} newfs vnd0c
+	${SUDO} vnconfig diskimage >vnd
+	${SUDO} newfs $$(<vnd)c
 
 mount: diskimage
 	${SUDO} mkdir -p /mnt/regress-unveil
-	${SUDO} mount /dev/vnd0c /mnt/regress-unveil
+	${SUDO} mount /dev/$$(<vnd)c /mnt/regress-unveil
 
 unconfig:
-	-${SUDO} umount -f /dev/vnd0c 2>/dev/null || true
+	-${SUDO} umount -f /dev/$$(<vnd)c 2>/dev/null || true
 	-${SUDO} rmdir /mnt/regress-unveil 2>/dev/null || true
-	-${SUDO} vnconfig -u vnd0 2>/dev/null || true
+	-${SUDO} vnconfig -u $$(<vnd) 2>/dev/null || true
 	-${SUDO} rm -f stamp-setup
 
 REGRESS_SETUP	=	${PROGS} mount
diff --git a/regress/usr.sbin/syslogd/Makefile b/regress/usr.sbin/syslogd/Makefile
index 5c47174a075..62e5601c5cd 100644
--- a/regress/usr.sbin/syslogd/Makefile
+++ b/regress/usr.sbin/syslogd/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.35 2023/01/17 06:33:49 anton Exp $
+#	$OpenBSD: Makefile,v 1.36 2023/10/12 16:59:24 anton Exp $
 
 # The following ports must be installed for the regression tests:
 # p5-Socket6		Perl defines relating to AF_INET6 sockets
@@ -36,7 +36,7 @@ REGRESS_SKIP_TARGETS =	${REGRESS_TARGETS:Mrun-args-rsyslog*}
 LDFLAGS +=		-lutil
 CLEANFILES +=		*.log *.log.? *.conf ktrace.out stamp-* *.pid
 CLEANFILES +=		*.out *.sock *.ktrace *.fstat ttylog *.ph */*.ph
-CLEANFILES +=		*.pem *.req *.key *.crt *.srl empty toobig diskimage
+CLEANFILES +=		*.pem *.req *.key *.crt *.srl empty toobig diskimage vnd
 
 run-args-rsyslog-client-tls.pl run-args-rsyslog-tls.pl:
 	# rsyslogd TLS client side is totally unreliable.  Startup of
@@ -112,17 +112,17 @@ sys/syscall.ph: /usr/include/sys/syscall.h
 
 disk: unconfig
 	dd if=/dev/zero of=diskimage bs=512 count=4k
-	vnconfig vnd0 diskimage
-	newfs -b 4096 -f 2048 -m 0 vnd0c
+	vnconfig diskimage >vnd
+	newfs -b 4096 -f 2048 -m 0 $$(<vnd)c
 
 mount: disk
 	mkdir -p /mnt/regress-syslogd
-	mount /dev/vnd0c /mnt/regress-syslogd
+	mount /dev/$$(<vnd)c /mnt/regress-syslogd
 
 unconfig:
-	-umount -f /dev/vnd0c 2>/dev/null || true
+	-umount -f /dev/$$(<vnd)c 2>/dev/null || true
 	-rmdir /mnt/regress-syslogd 2>/dev/null || true
-	-vnconfig -u vnd0 2>/dev/null || true
+	-vnconfig -u $$(<vnd) 2>/dev/null || true
 
 stamp-filesystem:
 	${SUDO} ${.MAKE} -C ${.CURDIR} mount