first commit
This commit is contained in:
Tyler
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14a1d3f2ea
36
common/minimize.sh
Normal file
36
common/minimize.sh
Normal file
@ -0,0 +1,36 @@
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#!/bin/sh -eux
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case "$PACKER_BUILDER_TYPE" in
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qemu) exit 0 ;;
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esac
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# Whiteout root
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count=$(df --sync -kP / | tail -n1 | awk -F ' ' '{print $4}')
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count=$(($count-1))
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dd if=/dev/zero of=/tmp/whitespace bs=1M count=$count || echo "dd exit code $? is suppressed";
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rm /tmp/whitespace
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# Whiteout /boot
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count=$(df --sync -kP /boot | tail -n1 | awk -F ' ' '{print $4}')
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count=$(($count-1))
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dd if=/dev/zero of=/boot/whitespace bs=1M count=$count || echo "dd exit code $? is suppressed";
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rm /boot/whitespace
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set +e
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swapuuid="`/sbin/blkid -o value -l -s UUID -t TYPE=swap`";
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case "$?" in
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2|0) ;;
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*) exit 1 ;;
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esac
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set -e
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if [ "x${swapuuid}" != "x" ]; then
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# Whiteout the swap partition to reduce box size
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# Swap is disabled till reboot
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swappart="`readlink -f /dev/disk/by-uuid/$swapuuid`";
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/sbin/swapoff "$swappart" || true;
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dd if=/dev/zero of="$swappart" bs=1M || echo "dd exit code $? is suppressed";
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/sbin/mkswap -U "$swapuuid" "$swappart";
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fi
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sync;
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0
ubuntu/http/meta-data
Normal file
0
ubuntu/http/meta-data
Normal file
35
ubuntu/http/preseed.cfg
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35
ubuntu/http/preseed.cfg
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@ -0,0 +1,35 @@
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choose-mirror-bin mirror/http/proxy string
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d-i pkgsel/install-language-support boolean false
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d-i base-installer/kernel/override-image string linux-server
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d-i clock-setup/utc boolean true
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d-i clock-setup/utc-auto boolean true
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d-i finish-install/reboot_in_progress note
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d-i grub-installer/only_debian boolean true
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d-i grub-installer/with_other_os boolean true
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d-i mirror/country string manual
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d-i mirror/http/directory string /ubuntu/
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d-i mirror/http/hostname string archive.ubuntu.com
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d-i mirror/http/proxy string
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d-i partman-auto-lvm/guided_size string max
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d-i partman-auto/choose_recipe select atomic
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d-i partman-auto/method string lvm
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d-i partman-lvm/confirm boolean true
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d-i partman-lvm/confirm_nooverwrite boolean true
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d-i partman-lvm/device_remove_lvm boolean true
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d-i partman/choose_partition select finish
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d-i partman/confirm boolean true
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d-i partman/confirm_nooverwrite boolean true
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d-i partman/confirm_write_new_label boolean true
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d-i passwd/user-fullname string vagrant
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d-i passwd/user-uid string 1000
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d-i passwd/user-password password vagrant
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d-i passwd/user-password-again password vagrant
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d-i passwd/username string vagrant
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d-i pkgsel/include string openssh-server cryptsetup libssl-dev libreadline-dev zlib1g-dev linux-source dkms nfs-common linux-headers-$(uname -r) perl cifs-utils software-properties-common rsync ifupdown
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d-i pkgsel/install-language-support boolean false
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d-i pkgsel/update-policy select none
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d-i pkgsel/upgrade select full-upgrade
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d-i time/zone string UTC
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d-i user-setup/allow-password-weak boolean true
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d-i user-setup/encrypt-home boolean false
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tasksel tasksel/first multiselect standard, server
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13
ubuntu/http/user-data
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13
ubuntu/http/user-data
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#cloud-config
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autoinstall:
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version: 1
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identity:
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hostname: ubuntu-server
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password: '$6$wdAcoXrU039hKYPd$508Qvbe7ObUnxoj15DRCkzC3qO7edjH0VV7BPNRDYK4QR8ofJaEEF2heacn0QgD.f8pO8SNp83XNdWG6tocBM1'
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username: ubuntu
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early-commands:
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# otherwise packer tries to connect and exceed max attempts:
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- systemctl stop ssh
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ssh:
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install-server: true
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allow-pw: yes
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98
ubuntu/scripts/cleanup.sh
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98
ubuntu/scripts/cleanup.sh
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#!/bin/sh -eux
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echo "remove linux-headers"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep 'linux-headers' \
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| xargs apt-get -y purge;
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echo "remove specific Linux kernels, such as linux-image-3.11.0-15-generic but keeps the current kernel and does not touch the virtual packages"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep 'linux-image-.*-generic' \
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| grep -v `uname -r` \
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| xargs apt-get -y purge;
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echo "remove old kernel modules packages"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep 'linux-modules-.*-generic' \
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| grep -v `uname -r` \
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| xargs apt-get -y purge;
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echo "remove linux-source package"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep linux-source \
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| xargs apt-get -y purge;
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echo "remove all development packages"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep -- '-dev\(:[a-z0-9]\+\)\?$' \
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| xargs apt-get -y purge;
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echo "remove docs packages"
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dpkg --list \
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| awk '{ print $2 }' \
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| grep -- '-doc$' \
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| xargs apt-get -y purge;
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echo "remove X11 libraries"
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apt-get -y purge libx11-data xauth libxmuu1 libxcb1 libx11-6 libxext6;
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echo "remove obsolete networking packages"
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apt-get -y purge ppp pppconfig pppoeconf;
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echo "remove packages we don't need"
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apt-get -y purge popularity-contest command-not-found friendly-recovery bash-completion fonts-ubuntu-font-family-console laptop-detect motd-news-config usbutils grub-legacy-ec2
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# 21.04+ don't have this
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echo "remove the installation-report"
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apt-get -y purge popularity-contest installation-report || true;
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echo "remove the console font"
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apt-get -y purge fonts-ubuntu-console || true;
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echo "removing command-not-found-data"
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# 19.10+ don't have this package so fail gracefully
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apt-get -y purge command-not-found-data || true;
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# Exclude the files we don't need w/o uninstalling linux-firmware
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echo "Setup dpkg excludes for linux-firmware"
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cat <<_EOF_ | cat >> /etc/dpkg/dpkg.cfg.d/excludes
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#BENTO-BEGIN
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path-exclude=/lib/firmware/*
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path-exclude=/usr/share/doc/linux-firmware/*
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#BENTO-END
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_EOF_
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echo "delete the massive firmware files"
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rm -rf /lib/firmware/*
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rm -rf /usr/share/doc/linux-firmware/*
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echo "autoremoving packages and cleaning apt data"
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apt-get -y autoremove;
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apt-get -y clean;
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echo "remove /usr/share/doc/"
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rm -rf /usr/share/doc/*
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echo "remove /var/cache"
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find /var/cache -type f -exec rm -rf {} \;
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echo "truncate any logs that have built up during the install"
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find /var/log -type f -exec truncate --size=0 {} \;
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echo "blank netplan machine-id (DUID) so machines get unique ID generated on boot"
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truncate -s 0 /etc/machine-id
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echo "remove the contents of /tmp and /var/tmp"
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rm -rf /tmp/* /var/tmp/*
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echo "force a new random seed to be generated"
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rm -f /var/lib/systemd/random-seed
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echo "clear the history so our install isn't there"
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rm -f /root/.wget-hsts
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export HISTSIZE=0
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13
ubuntu/scripts/hyperv.sh
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13
ubuntu/scripts/hyperv.sh
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@ -0,0 +1,13 @@
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#!/bin/sh -eux
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ubuntu_version="`lsb_release -r | awk '{print $2}'`";
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major_version="`echo $ubuntu_version | awk -F. '{print $1}'`";
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case "$PACKER_BUILDER_TYPE" in
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hyperv-iso)
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echo "installing packaging for hyper-v"
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if [ "$major_version" -eq "16" ]; then
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apt-get install -y linux-tools-virtual-lts-xenial linux-cloud-tools-virtual-lts-xenial;
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else
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apt-get -y install linux-image-virtual linux-tools-virtual linux-cloud-tools-virtual;
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fi
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esac
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23
ubuntu/scripts/networking.sh
Normal file
23
ubuntu/scripts/networking.sh
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#!/bin/sh -eux
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ubuntu_version="`lsb_release -r | awk '{print $2}'`";
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major_version="`echo $ubuntu_version | awk -F. '{print $1}'`";
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if [ "$major_version" -ge "18" ]; then
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echo "Create netplan config for eth0"
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cat <<EOF >/etc/netplan/01-netcfg.yaml;
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network:
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version: 2
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ethernets:
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eth0:
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dhcp4: true
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EOF
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else
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# Adding a 2 sec delay to the interface up, to make the dhclient happy
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echo "pre-up sleep 2" >> /etc/network/interfaces;
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fi
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# Disable Predictable Network Interface names and use eth0
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[ -e /etc/network/interfaces ] && sed -i 's/en[[:alnum:]]*/eth0/g' /etc/network/interfaces;
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sed -i 's/GRUB_CMDLINE_LINUX="\(.*\)"/GRUB_CMDLINE_LINUX="net.ifnames=0 biosdevname=0 \1"/g' /etc/default/grub;
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update-grub;
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35
ubuntu/scripts/update.sh
Normal file
35
ubuntu/scripts/update.sh
Normal file
@ -0,0 +1,35 @@
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#!/bin/sh -eux
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export DEBIAN_FRONTEND=noninteractive
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echo "disable release-upgrades"
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sed -i.bak 's/^Prompt=.*$/Prompt=never/' /etc/update-manager/release-upgrades;
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echo "disable systemd apt timers/services"
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systemctl stop apt-daily.timer;
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systemctl stop apt-daily-upgrade.timer;
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systemctl disable apt-daily.timer;
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systemctl disable apt-daily-upgrade.timer;
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systemctl mask apt-daily.service;
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systemctl mask apt-daily-upgrade.service;
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systemctl daemon-reload;
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# Disable periodic activities of apt to be safe
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cat <<EOF >/etc/apt/apt.conf.d/10periodic;
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APT::Periodic::Enable "0";
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APT::Periodic::Update-Package-Lists "0";
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APT::Periodic::Download-Upgradeable-Packages "0";
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APT::Periodic::AutocleanInterval "0";
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APT::Periodic::Unattended-Upgrade "0";
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EOF
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echo "remove the unattended-upgrades and ubuntu-release-upgrader-core packages"
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rm -rf /var/log/unattended-upgrades;
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apt-get -y purge unattended-upgrades ubuntu-release-upgrader-core;
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echo "update the package list"
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apt-get -y update;
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echo "upgrade all installed packages incl. kernel and kernel headers"
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apt-get -y dist-upgrade -o Dpkg::Options::="--force-confnew";
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reboot
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11
ubuntu/scripts/vmware.sh
Normal file
11
ubuntu/scripts/vmware.sh
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#!/bin/sh -eux
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case "$PACKER_BUILDER_TYPE" in
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vmware-iso|vmware-vmx)
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echo "install open-vm-tools"
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apt-get install -y open-vm-tools;
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mkdir /mnt/hgfs;
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systemctl enable open-vm-tools
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systemctl start open-vm-tools
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echo "platform specific vmware.sh executed";
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esac
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85
ubuntu/ubuntu-20.04-amd64.json
Normal file
85
ubuntu/ubuntu-20.04-amd64.json
Normal file
@ -0,0 +1,85 @@
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{
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"builders": [
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{
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"boot_command": [
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" <wait>",
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" <wait>",
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" <wait>",
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" <wait>",
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" <wait>",
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"<esc><wait>",
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"<f6><wait>",
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"<esc><wait>",
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"<bs><bs><bs><bs><wait>",
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" autoinstall<wait5>",
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" ds=nocloud-net<wait5>",
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";s=http://<wait5>{{.HTTPIP}}<wait5>:{{.HTTPPort}}/<wait5>",
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" --- <wait5>",
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"<enter><wait5>"
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],
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"boot_wait": "1s",
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"cpus": "{{ user `cpus` }}",
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"disk_size": "{{user `disk_size`}}",
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"headless": "{{ user `headless` }}",
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"http_directory": "{{user `http_directory`}}",
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"iso_checksum": "{{user `iso_checksum`}}",
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"iso_url": "{{user `mirror`}}/{{user `mirror_directory`}}/{{user `iso_name`}}",
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"memory": "{{ user `memory` }}",
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"output_directory": "{{ user `build_directory` }}/packer-{{user `template`}}-qemu",
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"shutdown_command": "echo 'ubuntu' | sudo -S shutdown -P now",
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"ssh_password": "ubuntu",
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"ssh_port": 22,
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"ssh_timeout": "10000s",
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"ssh_username": "ubuntu",
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"type": "qemu",
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"vm_name": "{{ user `template` }}",
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"vnc_bind_address": "0.0.0.0",
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"qemuargs": [
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[ "-m", "{{ user `memory` }}" ],
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[ "-display", "{{ user `qemu_display` }}" ]
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]
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}
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],
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"provisioners": [
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{
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"environment_vars": [
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"HOME_DIR=/home/ubuntu",
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"http_proxy={{user `http_proxy`}}",
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"https_proxy={{user `https_proxy`}}",
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"no_proxy={{user `no_proxy`}}"
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],
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"execute_command": "echo 'ubuntu' | {{.Vars}} sudo -S -E sh -eux '{{.Path}}'",
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"expect_disconnect": true,
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"scripts": [
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"{{template_dir}}/scripts/update.sh",
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"{{template_dir}}/scripts/networking.sh",
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"{{template_dir}}/scripts/cleanup.sh",
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"{{template_dir}}/../common/minimize.sh"
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],
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"type": "shell"
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}
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],
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"variables": {
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"box_basename": "ubuntu-20.04",
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"build_directory": "../builds",
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"build_timestamp": "{{isotime \"20060102150405\"}}",
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"cpus": "2",
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"disk_size": "65536",
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"guest_additions_url": "",
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"headless": "",
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"http_directory": "{{template_dir}}/http",
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"http_proxy": "{{env `http_proxy`}}",
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"https_proxy": "{{env `https_proxy`}}",
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"iso_checksum": "28ccdb56450e643bad03bb7bcf7507ce3d8d90e8bf09e38f6bd9ac298a98eaad",
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"iso_name": "ubuntu-20.04.4-live-server-amd64.iso",
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"memory": "1024",
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"mirror": "http://releases.ubuntu.com",
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"mirror_directory": "focal",
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"name": "ubuntu-20.04-amd64",
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"no_proxy": "{{env `no_proxy`}}",
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"preseed_path": "preseed.cfg",
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"qemu_display": "none",
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||||
"template": "ubuntu-20.04-amd64",
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||||
"version": "TIMESTAMP"
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||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user