release/Makefile.firecracker

   1 #
   2 # Makefile for creating FreeBSD/Firecracker artifacts
   3 #
   4
   5 CLEANDIRS+=     ${TARGET}/firecracker-kern ${TARGET}/firecracker-world
   6
   7 # Bits related to hardware which won't exist in a VM.
   8 WITHOUT_VM_ENOENT=WITHOUT_APM=YES WITHOUT_BLUETOOTH=YES WITHOUT_CXGBETOOL=YES \
   9     WITHOUT_FLOPPY=YES WITHOUT_GPIO=YES WITHOUT_MLX5TOOL=YES WITHOUT_USB=YES \
  10     WITHOUT_USB_GADGET_EXAMPLES=YES WITHOUT_VT=YES WITHOUT_WIRELESS=YES
  11 # Bits related to software which doesn't exist in Firecracker specifically.
  12 WITHOUT_FC_ENOENT=WITHOUT_ACPI=YES WITHOUT_BOOT=YES WITHOUT_BHYVE=YES \
  13     WITHOUT_EFI=YES WITHOUT_FDT=YES WITHOUT_HYPERV=YES \
  14     WITHOUT_LEGACY_CONSOLE=YES WITHOUT_SYSCONS=YES
  15 # Bits which take up a lot of space and probably won't be wanted inside a
  16 # Firecracker VM.
  17 WITHOUT_FC_FEATURES=WITHOUT_DEBUG_FILES=YES WITHOUT_INCLUDES=YES \
  18     WITHOUT_INSTALLLIB=YES WITHOUT_TESTS=YES WITHOUT_TOOLCHAIN=YES
  19 # All the excluded bits
  20 WITHOUTS?=${WITHOUT_VM_ENOENT} ${WITHOUT_FC_ENOENT} ${WITHOUT_FC_FEATURES}
  21
  22 firecracker:    firecracker-freebsd-kern.bin firecracker-freebsd-rootfs.bin
  23
  24 FCKDIR= ${.OBJDIR}/${TARGET}/firecracker-kern
  25 firecracker-freebsd-kern.bin:
  26 .if !defined(DESTDIR) || !exists(${DESTDIR})
  27         @echo "--------------------------------------------------------------"
  28         @echo ">>> DESTDIR must point to destination for Firecracker binaries"
  29         @echo "--------------------------------------------------------------"
  30         @false
  31 .endif
  32         mkdir -p ${FCKDIR}
  33         ${MAKE} -C ${WORLDDIR} DESTDIR=${FCKDIR} \
  34             KERNCONF=FIRECRACKER TARGET=${TARGET} installkernel
  35         cp ${FCKDIR}/boot/kernel/kernel ${DESTDIR}/freebsd-kern.bin
  36
  37 FCWDIR= ${.OBJDIR}/${TARGET}/firecracker-world
  38 FCROOTFSSZ?=    1g
  39 firecracker-freebsd-rootfs.bin:
  40         mkdir -p ${FCWDIR}
  41         ${MAKE} -C ${WORLDDIR} DESTDIR=${FCWDIR} \
  42             ${WITHOUTS} TARGET=${TARGET} installworld distribution distrib-dirs
  43         echo '/dev/ufs/rootfs / ufs rw 1 1' > ${FCWDIR}/etc/fstab
  44         echo 'hostname="freebsd"' >> ${FCWDIR}/etc/rc.conf
  45         echo 'ifconfig_vtnet0="inet 10.0.0.2 netmask 255.255.0.0"' >> ${FCWDIR}/etc/rc.conf
  46         echo 'defaultrouter="10.0.0.1"' >> ${FCWDIR}/etc/rc.conf
  47         echo 'sshd_enable="YES"' >> ${FCWDIR}/etc/rc.conf
  48         echo 'sshd_rsa_enable="NO"' >> ${FCWDIR}/etc/rc.conf
  49         echo 'growfs_enable="YES"' >> ${FCWDIR}/etc/rc.conf
  50         echo 'nameserver 8.8.8.8' >> ${FCWDIR}/etc/resolv.conf
  51         sed -i '' -e '/periodic/s/^/#/' ${FCWDIR}/etc/crontab
  52         pw -R ${FCWDIR} groupadd freebsd -g 1001
  53         mkdir -p ${FCWDIR}/home/freebsd
  54         pw -R ${FCWDIR} useradd freebsd -m -M 0755 -w yes -n freebsd \
  55             -u 1001 -g 1001 -G 0 -c "FreeBSD User" -d /home/freebsd -s /bin/sh
  56         pw -R ${FCWDIR} usermod root -w yes
  57         touch ${FCWDIR}/firstboot
  58         makefs -s ${FCROOTFSSZ} -o label=rootfs -o version=2 -o softupdates=1 \
  59             ${DESTDIR}/freebsd-rootfs.bin ${FCWDIR}