1#!/bin/sh 2# 3# $FreeBSD$ 4# 5 6# Set to a list of packages to install. 7export VM_EXTRA_PACKAGES="firstboot-freebsd-update firstboot-pkgs \ 8 google-cloud-sdk panicmail sudo firstboot-growfs \ 9 sysutils/py-google-compute-engine" 10 11# Set to a list of third-party software to enable in rc.conf(5). 12export VM_RC_LIST="ntpd sshd firstboot_growfs \ 13 firstboot_pkgs firstboot_freebsd_update google_startup \ 14 google_accounts_daemon google_clock_skew_daemon \ 15 google_instance_setup google_ip_forwarding_daemon \ 16 google_network_setup" 17 18vm_extra_install_base() { 19 echo 'search google.internal' > ${DESTDIR}/etc/resolv.conf 20 echo 'nameserver 169.254.169.254' >> ${DESTDIR}/etc/resolv.conf 21 echo 'nameserver 8.8.8.8' >> ${DESTDIR}/etc/resolv.conf 22} 23 24vm_extra_pre_umount() { 25 cat << EOF >> ${DESTDIR}/etc/rc.conf 26dumpdev="AUTO" 27ifconfig_DEFAULT="SYNCDHCP mtu 1460" 28ntpd_sync_on_start="YES" 29# need to fill in something here 30#firstboot_pkgs_list="" 31panicmail_autosubmit="YES" 32EOF 33 34 cat << EOF >> ${DESTDIR}/boot/loader.conf 35autoboot_delay="-1" 36beastie_disable="YES" 37loader_logo="none" 38hw.memtest.tests="0" 39console="comconsole,vidconsole" 40hw.vtnet.mq_disable=1 41kern.timecounter.hardware=ACPI-safe 42aesni_load="YES" 43nvme_load="YES" 44EOF 45 46 echo '169.254.169.254 metadata.google.internal metadata' > \ 47 ${DESTDIR}/etc/hosts 48 49 # overwrite ntp.conf 50 cat << EOF > ${DESTDIR}/etc/ntp.conf 51server metadata.google.internal iburst 52 53restrict default kod nomodify notrap nopeer noquery 54restrict -6 default kod nomodify notrap nopeer noquery 55 56restrict 127.0.0.1 57restrict -6 ::1 58restrict 127.127.1.0 59EOF 60 61 cat << EOF >> ${DESTDIR}/etc/syslog.conf 62*.err;kern.warning;auth.notice;mail.crit /dev/console 63EOF 64 65 cat << EOF >> ${DESTDIR}/etc/ssh/sshd_config 66ChallengeResponseAuthentication no 67X11Forwarding no 68AcceptEnv LANG 69AllowAgentForwarding no 70ClientAliveInterval 420 71EOF 72 73 cat << EOF >> ${DESTDIR}/etc/crontab 740 3 * * * root /usr/sbin/freebsd-update cron 75EOF 76 77 cat << EOF >> ${DESTDIR}/etc/sysctl.conf 78net.inet.icmp.drop_redirect=1 79net.inet.ip.redirect=0 80net.inet.tcp.blackhole=2 81net.inet.udp.blackhole=1 82kern.ipc.somaxconn=1024 83debug.trace_on_panic=1 84debug.debugger_on_panic=0 85EOF 86 87 # To meet GCE marketplace requirements, extract the src.txz and 88 # ports.txz distributions to the target virtual machine disk image 89 # and fetch the sources for the third-party software installed on 90 # the image. 91 if [ ! -c "${DESTDIR}/dev/null" ]; then 92 mkdir -p ${DESTDIR}/dev 93 mount -t devfs devfs ${DESTDIR}/dev 94 fi 95 if [ -e "${DESTDIR}/../ftp/src.txz" ]; then 96 tar fxJ ${DESTDIR}/../ftp/src.txz -C ${DESTDIR} 97 fi 98 if [ -e "${DESTDIR}/../ftp/ports.txz" ]; then 99 tar fxJ ${DESTDIR}/../ftp/ports.txz -C ${DESTDIR} 100 _INSTALLED_PACKAGES=$(chroot ${DESTDIR} pkg info -o -q -a) 101 for PACKAGE in ${_INSTALLED_PACKAGES}; do 102 chroot ${DESTDIR} \ 103 make -C /usr/ports/${PACKAGE} fetch 104 done 105 fi 106 if [ -c "${DESTDIR}/dev/null" ]; then 107 umount_loop ${DESTDIR}/dev 108 fi 109 110 ## XXX: Verify this is needed. I do not see this requirement 111 ## in the docs, and it impairs the ability to boot-test a copy 112 ## of the image prior to packaging for upload to GCE. 113 #sed -E -i '' 's/^([^#].*[[:space:]])on/\1off/' ${DESTDIR}/etc/ttys 114 115 touch ${DESTDIR}/firstboot 116 117 rm -f ${DESTDIR}/etc/resolv.conf 118 119 return 0 120} 121