mirror of
https://github.com/freebsd/freebsd-src
synced 2024-09-06 17:18:32 +00:00
![Colin Percival](/assets/img/avatar_default.png)
Add a FCROOTFSSZ variable which defaults to "1g" which controls the size of the Firecracker root filesystem; it can be set as low as "300m" at present. Allow WITHOUTS to be overridden if users want to build a root disk with more -- or fewer -- parts of the FreeBSD base system. Reviewed by: gjb Sponsored by: https://www.patreon.com/cperciva Differential Revision: https://reviews.freebsd.org/D41041
60 lines
2.7 KiB
Makefile
60 lines
2.7 KiB
Makefile
#
|
|
# Makefile for creating FreeBSD/Firecracker artifacts
|
|
#
|
|
|
|
CLEANDIRS+= ${TARGET}/firecracker-kern ${TARGET}/firecracker-world
|
|
|
|
# Bits related to hardware which won't exist in a VM.
|
|
WITHOUT_VM_ENOENT=WITHOUT_APM=YES WITHOUT_BLUETOOTH=YES WITHOUT_CXGBETOOL=YES \
|
|
WITHOUT_FLOPPY=YES WITHOUT_GPIO=YES WITHOUT_MLX5TOOL=YES WITHOUT_USB=YES \
|
|
WITHOUT_USB_GADGET_EXAMPLES=YES WITHOUT_VT=YES WITHOUT_WIRELESS=YES
|
|
# Bits related to software which doesn't exist in Firecracker specifically.
|
|
WITHOUT_FC_ENOENT=WITHOUT_ACPI=YES WITHOUT_BOOT=YES WITHOUT_BHYVE=YES \
|
|
WITHOUT_EFI=YES WITHOUT_FDT=YES WITHOUT_HYPERV=YES \
|
|
WITHOUT_LEGACY_CONSOLE=YES WITHOUT_SYSCONS=YES
|
|
# Bits which take up a lot of space and probably won't be wanted inside a
|
|
# Firecracker VM.
|
|
WITHOUT_FC_FEATURES=WITHOUT_DEBUG_FILES=YES WITHOUT_INCLUDES=YES \
|
|
WITHOUT_INSTALLLIB=YES WITHOUT_TESTS=YES WITHOUT_TOOLCHAIN=YES
|
|
# All the excluded bits
|
|
WITHOUTS?=${WITHOUT_VM_ENOENT} ${WITHOUT_FC_ENOENT} ${WITHOUT_FC_FEATURES}
|
|
|
|
firecracker: firecracker-freebsd-kern.bin firecracker-freebsd-rootfs.bin
|
|
|
|
FCKDIR= ${.OBJDIR}/${TARGET}/firecracker-kern
|
|
firecracker-freebsd-kern.bin:
|
|
.if !defined(DESTDIR) || !exists(${DESTDIR})
|
|
@echo "--------------------------------------------------------------"
|
|
@echo ">>> DESTDIR must point to destination for Firecracker binaries"
|
|
@echo "--------------------------------------------------------------"
|
|
@false
|
|
.endif
|
|
mkdir -p ${FCKDIR}
|
|
${MAKE} -C ${WORLDDIR} DESTDIR=${FCKDIR} \
|
|
KERNCONF=FIRECRACKER TARGET=${TARGET} installkernel
|
|
cp ${FCKDIR}/boot/kernel/kernel ${DESTDIR}/freebsd-kern.bin
|
|
|
|
FCWDIR= ${.OBJDIR}/${TARGET}/firecracker-world
|
|
FCROOTFSSZ?= 1g
|
|
firecracker-freebsd-rootfs.bin:
|
|
mkdir -p ${FCWDIR}
|
|
${MAKE} -C ${WORLDDIR} DESTDIR=${FCWDIR} \
|
|
${WITHOUTS} TARGET=${TARGET} installworld distribution distrib-dirs
|
|
echo '/dev/ufs/rootfs / ufs rw 1 1' > ${FCWDIR}/etc/fstab
|
|
echo 'hostname="freebsd"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'ifconfig_vtnet0="inet 10.0.0.2 netmask 255.255.0.0"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'defaultrouter="10.0.0.1"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'sshd_enable="YES"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'sshd_rsa_enable="NO"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'growfs_enable="YES"' >> ${FCWDIR}/etc/rc.conf
|
|
echo 'nameserver 8.8.8.8' >> ${FCWDIR}/etc/resolv.conf
|
|
sed -i '' -e '/periodic/s/^/#/' ${FCWDIR}/etc/crontab
|
|
pw -R ${FCWDIR} groupadd freebsd -g 1001
|
|
mkdir -p ${FCWDIR}/home/freebsd
|
|
pw -R ${FCWDIR} useradd freebsd -m -M 0755 -w yes -n freebsd \
|
|
-u 1001 -g 1001 -G 0 -c "FreeBSD User" -d /home/freebsd -s /bin/sh
|
|
pw -R ${FCWDIR} usermod root -w yes
|
|
touch ${FCWDIR}/firstboot
|
|
makefs -s ${FCROOTFSSZ} -o label=rootfs -o version=2 -o softupdates=1 \
|
|
${DESTDIR}/freebsd-rootfs.bin ${FCWDIR}
|