#
# $FreeBSD$
#
#
# Makefile for building virtual machine and cloud provider disk images.
#

VMTARGETS=	vm-image
VMFORMATS?=	vhd vmdk qcow2 raw
VMSIZE?=	20G
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?=	AZURE \
		EC2 \
		GCE \
		OPENSTACK
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}

.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
CLOUDINSTALL+=	cw${_CW:tl}-install
CLOUDPACKAGE+=	cw${_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}-install:
	mkdir -p ${DESTDIR}/${_CW:tl}
	cp -p ${${_CW}IMAGE} \
		${DESTDIR}/${_CW:tl}/${${_CW}_DISK}
	cd ${DESTDIR}/${_CW:tl} && sha256 ${${_CW}_DISK}* > \
		${DESTDIR}/${_CW:tl}/CHECKSUM.SHA256
	cd ${DESTDIR}/${_CW:tl} && md5 ${${_CW}_DISK}* > \
		${DESTDIR}/${_CW:tl}/CHECKSUM.MD5

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 && sha256 ${OSRELEASE}* > \
		${DESTDIR}/vmimages/CHECKSUM.SHA256
	cd ${DESTDIR}/vmimages && md5 ${OSRELEASE}* > \
		${DESTDIR}/vmimages/CHECKSUM.MD5
.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

cloudware-install:
.if defined(WITH_CLOUDWARE) && !empty(WITH_CLOUDWARE) && !empty(CLOUDWARE)
	${MAKE} -C ${.CURDIR} ${.MAKEFLAGS} ${CLOUDINSTALL}
.endif

.include "${.CURDIR}/Makefile.ec2"