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 google-daemon panicmail sudo firstboot-growfs \ 9 google-startup-scripts" 10 11# Set to a list of third-party software to enable in rc.conf(5). 12export VM_RC_LIST="google_accounts_manager ntpd sshd firstboot_growfs \ 13 firstboot_pkgs google_startup" 14 15vm_extra_install_base() { 16 echo 'search google.internal' > ${DESTDIR}/etc/resolv.conf 17 echo 'nameserver 169.254.169.254' >> ${DESTDIR}/etc/resolv.conf 18 echo 'nameserver 8.8.8.8' >> ${DESTDIR}/etc/resolv.conf 19} 20 21vm_extra_pre_umount() { 22 cat << EOF >> ${DESTDIR}/etc/rc.conf 23dumpdev="AUTO" 24ifconfig_DEFAULT="SYNCDHCP mtu 1460" 25ntpd_sync_on_start="YES" 26case \$(uname -r) in 27 *-BETA*|*-RC*|*-RELEASE*) 28 firstboot_freebsd_update_enable="YES" 29 ;; 30 *) 31 ;; 32esac 33# need to fill in something here 34#firstboot_pkgs_list="" 35panicmail_autosubmit="YES" 36EOF 37 38 cat << EOF >> ${DESTDIR}/boot/loader.conf 39autoboot_delay="-1" 40beastie_disable="YES" 41loader_logo="none" 42hw.memtest.tests="0" 43console="comconsole,vidconsole" 44hw.vtnet.mq_disable=1 45kern.timecounter.hardware=ACPI-safe 46aesni_load="YES" 47nvme_load="YES" 48EOF 49 50 echo '169.254.169.254 metadata.google.internal metadata' > \ 51 ${DESTDIR}/etc/hosts 52 53 # overwrite ntp.conf 54 cat << EOF > ${DESTDIR}/etc/ntp.conf 55server metadata.google.internal iburst 56 57restrict default kod nomodify notrap nopeer noquery 58restrict -6 default kod nomodify notrap nopeer noquery 59 60restrict 127.0.0.1 61restrict -6 ::1 62restrict 127.127.1.0 63EOF 64 65 cat << EOF >> ${DESTDIR}/etc/syslog.conf 66*.err;kern.warning;auth.notice;mail.crit /dev/console 67EOF 68 69 cat << EOF >> ${DESTDIR}/etc/ssh/sshd_config 70ChallengeResponseAuthentication no 71X11Forwarding no 72AcceptEnv LANG 73Ciphers aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc 74AllowAgentForwarding no 75ClientAliveInterval 420 76EOF 77 78 cat << EOF >> ${DESTDIR}/etc/crontab 790 3 * * * root /usr/sbin/freebsd-update cron 80EOF 81 82 cat << EOF >> ${DESTDIR}/etc/sysctl.conf 83net.inet.icmp.drop_redirect=1 84net.inet.ip.redirect=0 85net.inet.tcp.blackhole=2 86net.inet.udp.blackhole=1 87kern.ipc.somaxconn=1024 88debug.trace_on_panic=1 89debug.debugger_on_panic=0 90EOF 91 92 ## XXX: Verify this is needed. I do not see this requirement 93 ## in the docs, and it impairs the ability to boot-test a copy 94 ## of the image prior to packaging for upload to GCE. 95 #sed -E -i '' 's/^([^#].*[[:space:]])on/\1off/' ${DESTDIR}/etc/ttys 96 97 touch ${DESTDIR}/firstboot 98 99 return 0 100} 101