Index: head/release/Makefile.vm
===================================================================
--- head/release/Makefile.vm	(revision 307007)
+++ head/release/Makefile.vm	(revision 307008)
@@ -1,150 +1,151 @@
 #
 # $FreeBSD$
 #
 #
 # Makefile for building virtual machine and cloud provider disk images.
 #
 
 VMTARGETS=	vm-image
 VMFORMATS?=	vhd vmdk qcow2 raw
 VMSIZE?=	20G
+SWAPSIZE?=	1G
 VMBASE?=	vm
 
 VHD_DESC=	Azure, VirtualPC, Hyper-V, Xen disk image
 VMDK_DESC=	VMWare, VirtualBox disk image
 QCOW2_DESC=	Qemu, KVM disk image
 RAW_DESC=	Unformatted raw disk image
 
 CLOUDWARE?=	EC2 \
 		GCE \
 		VAGRANT-VIRTUALBOX \
 		VAGRANT-VMWARE
 AZURE_FORMAT=	vhdf
 AZURE_DESC=	Microsoft Azure platform image
 AZURE_DISK=	${OSRELEASE}.${AZURE_FORMAT}
 EC2_FORMAT=	raw
 EC2_DESC=	Amazon EC2 image
 EC2_DISK=	${OSRELEASE}.${EC2_FORMAT}
 GCE_FORMAT=	raw
 GCE_DESC=	Google Compute Engine image
 GCE_DISK=	disk.${GCE_FORMAT}
 OPENSTACK_FORMAT=qcow2
 OPENSTACK_DESC=	OpenStack platform image
 OPENSTACK_DISK=	${OSRELEASE}.${OPENSTACK_FORMAT}
 VAGRANT-VIRTUALBOX_FORMAT=	vmdk
 VAGRANT-VIRTUALBOX_DESC=	Vagrant Image for VirtualBox
 VAGRANT-VIRTUALBOX_DISK=	${OSRELEASE}.vbox.${VAGRANT_FORMAT}
 VAGRANT-VMWARE_FORMAT=	vmdk
 VAGRANT-VMWARE_DESC=	Vagrant Image for VMWare
 VAGRANT-VMWARE_DISK=	${OSRELEASE}.vmware.${VAGRANT_FORMAT}
 
 .if defined(WITH_CLOUDWARE) && !empty(WITH_CLOUDWARE) && !empty(CLOUDWARE)
 . for _CW in ${CLOUDWARE}
 CLOUDTARGETS+=	cw-${_CW:tl}
 CLEANDIRS+=	cw-${_CW:tl}
 CLEANFILES+=	${_CW:tl}.img \
 		${_CW:tl}.${${_CW:tu}_FORMAT} \
 		${_CW:tl}.${${_CW:tu}_FORMAT}.raw \
 		cw${_CW:tl}-package
 CLOUDPACKAGE+=	cw${_CW:tl}-package
 ${_CW:tu}IMAGE=	${_CW:tl}.${${_CW:tu}_FORMAT}
 .  if exists(${.CURDIR}/tools/${_CW:tl}.conf) && !defined(${_CW:tu}CONF)
 ${_CW:tu}CONF?=	${.CURDIR}/tools/${_CW:tl}.conf
 .  endif
 
 cw-${_CW:tl}:
 	mkdir -p ${.OBJDIR}/${.TARGET}
 	env TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH} \
 		${.CURDIR}/scripts/mk-vmimage.sh \
 		-C ${.CURDIR}/tools/vmimage.subr -d ${.OBJDIR}/${.TARGET} \
 		-i ${.OBJDIR}/${_CW:tl}.img -s ${VMSIZE} -f ${${_CW}_FORMAT} \
 		-S ${WORLDDIR} -o ${.OBJDIR}/${${_CW}IMAGE} -c ${${_CW}CONF}
 	touch ${.TARGET}
 
 cw${_CW:tl}-package:
 	@# Special target to handle packaging cloud images in the formats
 	@# specific to each hosting provider.
 .if exists(${.CURDIR}/tools/${_CW:tl}-package.sh)
 	env TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH} \
 		${.CURDIR}/tools/${_CW:tl}-package.sh \
 		-D ${DESTDIR} -I ${${_CW}_DISK} -S ${WORLDDIR}
 .endif
 	touch ${.TARGET}
 
 . endfor
 .endif
 
 .if defined(WITH_VMIMAGES) && !empty(WITH_VMIMAGES)
 CLEANDIRS+=	${VMTARGETS}
 . for FORMAT in ${VMFORMATS}
 CLEANFILES+=	${FORMAT}.img
 CLEANFILES+=	${VMBASE}.${FORMAT}
 . endfor
 .endif
 
 vm-base:	vm-image
 
 vm-image:
 .if defined(WITH_VMIMAGES) && !empty(WITH_VMIMAGES)
 . for FORMAT in ${VMFORMATS}
 	mkdir -p ${.OBJDIR}/${.TARGET}
 	env TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH} \
 		${.CURDIR}/scripts/mk-vmimage.sh \
 		-C ${.CURDIR}/tools/vmimage.subr -d ${.OBJDIR}/${.TARGET} \
 		-i ${.OBJDIR}/${FORMAT}.img -s ${VMSIZE} -f ${FORMAT} \
 		-S ${WORLDDIR} -o ${.OBJDIR}/${VMBASE}.${FORMAT}
 . endfor
 .endif
 	touch ${.TARGET}
 
 vm-cloudware:	${CLOUDTARGETS}
 
 list-vmtargets:	list-cloudware
 	@${ECHO}
 	@${ECHO} "Supported virtual machine disk image formats:"
 .for FORMAT in ${VMFORMATS:tu}
 	@${ECHO} "  ${FORMAT:tl}: ${${FORMAT}_DESC}"
 .endfor
 
 list-cloudware:
 .if !empty(CLOUDWARE)
 	@${ECHO}
 	@${ECHO} "Supported cloud hosting provider images:"
 . for _CW in ${CLOUDWARE}
 	@${ECHO} "  ${_CW:tu}: ${${_CW:tu}_DESC}"
 . endfor
 .endif
 
 vm-install:
 .if defined(WITH_VMIMAGES) && !empty(WITH_VMIMAGES)
 	mkdir -p ${DESTDIR}/vmimages
 . for FORMAT in ${VMFORMATS}
 	cp -p ${VMBASE}.${FORMAT} \
 		${DESTDIR}/vmimages/${OSRELEASE}.${FORMAT}
 . endfor
 . if defined(WITH_COMPRESSED_VMIMAGES) && !empty(WITH_COMPRESSED_VMIMAGES)
 .  for FORMAT in ${VMFORMATS}
 	# Don't keep the originals.  There is a copy in ${.OBJDIR} if needed.
 	${XZ_CMD} ${DESTDIR}/vmimages/${OSRELEASE}.${FORMAT}
 .  endfor
 . endif
 	cd ${DESTDIR}/vmimages && sha512 ${OSRELEASE}* > \
 		${DESTDIR}/vmimages/CHECKSUM.SHA512
 	cd ${DESTDIR}/vmimages && sha256 ${OSRELEASE}* > \
 		${DESTDIR}/vmimages/CHECKSUM.SHA256
 .endif
 
 vm-release:
 .if defined(WITH_VMIMAGES) && !empty(WITH_VMIMAGES)
 	${MAKE} -C ${.CURDIR} ${.MAKEFLAGS} ${VMTARGETS}
 .endif
 
 cloudware-release:
 .if defined(WITH_CLOUDWARE) && !empty(WITH_CLOUDWARE) && !empty(CLOUDWARE)
 	${MAKE} -C ${.CURDIR} ${.MAKEFLAGS} ${CLOUDTARGETS}
 .endif
 
 .include "${.CURDIR}/Makefile.ec2"
 .include "${.CURDIR}/Makefile.azure"
 .include "${.CURDIR}/Makefile.gce"
 .include "${.CURDIR}/Makefile.vagrant"
Index: head/release/tools/vmimage.subr
===================================================================
--- head/release/tools/vmimage.subr	(revision 307007)
+++ head/release/tools/vmimage.subr	(revision 307008)
@@ -1,234 +1,234 @@
 #!/bin/sh
 #
 # $FreeBSD$
 #
 #
 # Common functions for virtual machine image build scripts.
 #
 
 export PATH="/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
 trap "cleanup" INT QUIT TRAP ABRT TERM
 
 write_partition_layout() {
 	if [ -z "${NOSWAP}" ]; then
-		SWAPOPT="-p freebsd-swap/swapfs::1G"
+		SWAPOPT="-p freebsd-swap/swapfs::${SWAPSIZE}"
 	fi
 
 	_OBJDIR="$(make -C ${WORLDDIR} -V .OBJDIR)"
 	if [ -d "${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}" ]; then
 		BOOTFILES="/${_OBJDIR%%/usr/src}/${TARGET}.${TARGET_ARCH}/usr/src/sys/boot"
 	else
 		BOOTFILES="/${_OBJDIR}/sys/boot"
 	fi
 
 	case "${TARGET}:${TARGET_ARCH}" in
 		amd64:amd64 | i386:i386)
 			mkimg -s gpt -f ${VMFORMAT} \
 				-b ${BOOTFILES}/i386/pmbr/pmbr \
 				-p freebsd-boot/bootfs:=${BOOTFILES}/i386/gptboot/gptboot \
 				${SWAPOPT} \
 				-p freebsd-ufs/rootfs:=${VMBASE} \
 				-o ${VMIMAGE}
 			;;
 		arm64:aarch64)
 			mkimg -s mbr -f ${VMFORMAT} \
 				-p efi:=${BOOTFILES}/efi/boot1/boot1.efifat \
 				-p freebsd:=${VMBASE} \
 				-o ${VMIMAGE}
 			;;
 		powerpc:powerpc*)
 			mkimg -s apm -f ${VMFORMAT} \
 				-p apple-boot/bootfs:=${BOOTFILES}/powerpc/boot1.chrp/boot1.hfs \
 				${SWAPOPT} \
 				-p freebsd-ufs/rootfs:=${VMBASE} \
 				-o ${VMIMAGE}
 			;;
 		*)
 			# ENOTSUPP
 			return 1
 			;;
 	esac
 
 	return 0
 }
 
 err() {
 	printf "${@}\n"
 	cleanup
 	return 1
 }
 
 cleanup() {
 	if [ -c "${DESTDIR}/dev/null" ]; then
 		umount_loop ${DESTDIR}/dev 2>/dev/null
 	fi
 	umount_loop ${DESTDIR}
 	if [ ! -z "${mddev}" ]; then
 		mdconfig -d -u ${mddev}
 	fi
 
 	return 0
 }
 
 vm_create_base() {
 	# Creates the UFS root filesystem for the virtual machine disk,
 	# written to the formatted disk image with mkimg(1).
 
 	mkdir -p ${DESTDIR}
 	truncate -s ${VMSIZE} ${VMBASE}
 	mddev=$(mdconfig -f ${VMBASE})
 	newfs -L rootfs /dev/${mddev}
 	mount /dev/${mddev} ${DESTDIR}
 
 	return 0
 }
 
 vm_copy_base() {
 	# Creates a new UFS root filesystem and copies the contents of the
 	# current root filesystem into it.  This produces a "clean" disk
 	# image without any remnants of files which were created temporarily
 	# during image-creation and have since been deleted (e.g., downloaded
 	# package archives).
 
 	mkdir -p ${DESTDIR}/old
 	mdold=$(mdconfig -f ${VMBASE})
 	mount /dev/${mdold} ${DESTDIR}/old
 
 	truncate -s ${VMSIZE} ${VMBASE}.tmp
 	mkdir -p ${DESTDIR}/new
 	mdnew=$(mdconfig -f ${VMBASE}.tmp)
 	newfs -L rootfs /dev/${mdnew}
 	mount /dev/${mdnew} ${DESTDIR}/new
 
 	tar -cf- -C ${DESTDIR}/old . | tar -xUf- -C ${DESTDIR}/new
 
 	umount_loop /dev/${mdold}
 	rmdir ${DESTDIR}/old
 	mdconfig -d -u ${mdold}
 
 	umount_loop /dev/${mdnew}
 	rmdir ${DESTDIR}/new
 	tunefs -n enable /dev/${mdnew}
 	mdconfig -d -u ${mdnew}
 	mv ${VMBASE}.tmp ${VMBASE}
 }
 
 vm_install_base() {
 	# Installs the FreeBSD userland/kernel to the virtual machine disk.
 
 	cd ${WORLDDIR} && \
 		make DESTDIR=${DESTDIR} \
 		installworld installkernel distribution || \
 		err "\n\nCannot install the base system to ${DESTDIR}."
 
 	echo '# Custom /etc/fstab for FreeBSD VM images' \
 		> ${DESTDIR}/etc/fstab
 	echo "/dev/${ROOTLABEL}/rootfs   /       ufs     rw      1       1" \
 		>> ${DESTDIR}/etc/fstab
 	if [ -z "${NOSWAP}" ]; then
 		echo '/dev/gpt/swapfs  none    swap    sw      0       0' \
 			>> ${DESTDIR}/etc/fstab
 	fi
 
 	mkdir -p ${DESTDIR}/dev
 	mount -t devfs devfs ${DESTDIR}/dev
 	chroot ${DESTDIR} /usr/bin/newaliases
 	chroot ${DESTDIR} /etc/rc.d/ldconfig forcestart
 	umount_loop ${DESTDIR}/dev
 
 	cp /etc/resolv.conf ${DESTDIR}/etc/resolv.conf
 
 	return 0
 }
 
 vm_extra_install_base() {
 	# Prototype.  When overridden, runs extra post-installworld commands
 	# as needed, based on the target virtual machine image or cloud
 	# provider image target.
 
 	return 0
 }
 
 vm_extra_enable_services() {
 	if [ ! -z "${VM_RC_LIST}" ]; then
 		for _rcvar in ${VM_RC_LIST}; do
 			echo ${_rcvar}_enable="YES" >> ${DESTDIR}/etc/rc.conf
 		done
 	fi
 
 	return 0
 }
 
 vm_extra_install_packages() {
 	if [ -z "${VM_EXTRA_PACKAGES}" ]; then
 		return 0
 	fi
 	mkdir -p ${DESTDIR}/dev
 	mount -t devfs devfs ${DESTDIR}/dev
 	chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
 		/usr/sbin/pkg bootstrap -y
 	chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
 		/usr/sbin/pkg install -y ${VM_EXTRA_PACKAGES}
 	umount_loop ${DESTDIR}/dev
 
 	return 0
 }
 
 vm_extra_install_ports() {
 	# Prototype.  When overridden, installs additional ports within the
 	# virtual machine environment.
 
 	return 0
 }
 
 vm_extra_pre_umount() {
 	# Prototype.  When overridden, performs additional tasks within the
 	# virtual machine environment prior to unmounting the filesystem.
 	# Note: When overriding this function, removing resolv.conf in the
 	# disk image must be included.
 
 	rm -f ${DESTDIR}/etc/resolv.conf
 	return 0
 }
 
 vm_extra_pkg_rmcache() {
 	if [ -e ${DESTDIR}/usr/local/sbin/pkg ]; then
 		chroot ${DESTDIR} env ASSUME_ALWAYS_YES=yes \
 			/usr/local/sbin/pkg clean -y -a
 	fi
 
 	return 0
 }
 
 umount_loop() {
 	DIR=$1
 	i=0
 	sync
 	while ! umount ${DIR}; do
 		i=$(( $i + 1 ))
 		if [ $i -ge 10 ]; then
 			# This should never happen.  But, it has happened.
 			echo "Cannot umount(8) ${DIR}"
 			echo "Something has gone horribly wrong."
 			return 1
 		fi
 		sleep 1
 	done
 
 	return 0
 }
 
 vm_create_disk() {
 	echo "Creating image...  Please wait."
 	echo
 
 	write_partition_layout || return 1
 
 	return 0
 }
 
 vm_extra_create_disk() {
 
 	return 0
 }