Complete implementation of seed install
Some fixed decisions were made, namely that bond0 would be created by the installer from "all other interfaces" to facilitate easy provisioning.
This commit is contained in:
parent
8de0b4541a
commit
d8e08ac5ef
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@ -63,7 +63,7 @@ while [ $# -gt 0 ]; do
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esac
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done
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PACKAGE_LIST_MAIN="live-tools linux-image-amd64 mdadm lvm2 parted gdisk dosfstools debootstrap grub-pc-bin grub-efi-amd64 sipcalc vim ca-certificates vlan tftp-hpa"
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PACKAGE_LIST_MAIN="live-tools live-boot live-boot-initramfs-tools linux-image-amd64 mdadm lvm2 parted gdisk dosfstools debootstrap grub-pc-bin grub-efi-amd64 sipcalc vim ca-certificates vlan tftp-hpa curl ipmitool"
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PACKAGE_LIST_NONFREE="firmware-bnx2 firmware-bnx2x"
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mkdir -p artifacts/lb
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15
buildpxe.sh
15
buildpxe.sh
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@ -114,7 +114,6 @@ build_pxe() {
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# Set global variables
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set root-url tftp://\${next-server}
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set host-url tftp://\${next-server}/host
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set menu-default pvc-installer
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set submenu-default pvc-installer
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@ -122,12 +121,24 @@ set submenu-default pvc-installer
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:pvc-installer
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kernel \${root-url}/vmlinuz
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initrd \${root-url}/initrd.img
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imgargs vmlinuz console=tty0 console=ttyS0,115200n8 boot=live components timezone=America/Toronto fetch=\${root-url}/filesystem.squashfs username=root pvcinstall.preseed=on pvcinstall.seed_host=\${next-server} pvcinstall.seed_file=/host/mac-\${mac:hexraw}.preseed
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imgargs vmlinuz console=tty0 console=ttyS0,115200n8 vga=normal nomodeset boot=live components ethdevice-timeout=60 timezone=America/Toronto fetch=\${root-url}/filesystem.squashfs username=root pvcinstall.preseed=on pvcinstall.seed_host=\${next-server} pvcinstall.seed_file=/host/mac-\${mac:hexraw}.preseed
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boot
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EOF
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echo "done."
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echo -n "Downloading iPXE binary undionly.kpxe (chainloads arbitrary PXE clients)... "
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pushd ${outputdir} &>/dev/null
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wget -O undionly.kpxe https://boot.ipxe.org/undionly.kpxe &>/dev/null || fail "failed to download undionly.kpxe."
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popd &>/dev/null
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echo "done."
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echo -n "Downloading iPXE binary undionly.kpxe (chainloads UEFI clients)... "
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pushd ${outputdir} &>/dev/null
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wget -O ipxe.efi https://boot.ipxe.org/ipxe.efi &>/dev/null || fail "failed to download ipxe.efi."
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popd &>/dev/null
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echo "done."
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sudo chown -R $(whoami) ${outputdir}
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sudo chmod -R u+w ${outputdir}
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326
install.sh
326
install.sh
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@ -1,12 +1,26 @@
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#!/usr/bin/env bash
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logfile="/tmp/pvc-install.log"
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lockfile="/run/pvc-install.lock"
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if [[ $( whoami ) != "root" ]]; then
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echo "STOP! This script is designed to run as root within the installer only!"
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echo "Do not run it on your system. To build a PVC installer ISO, use './buildiso.sh' instead!"
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exit 1
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fi
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logfile="/tmp/pvc-install.log"
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# Random delay to prevent overlaps
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DELAY=$(( ${RANDOM} % 10 ))
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echo -n "Waiting ${DELAY} seconds... "
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sleep ${DELAY}
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echo "done."
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if [[ -f ${lockfile} ]]; then
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echo "An instance of 'install.sh' is already running!"
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exit 1
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fi
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touch ${lockfile}
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iso_name="XXDATEXX"
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target_deploy_user="XXDEPLOYUSERXX"
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@ -14,7 +28,7 @@ supported_debrelease="buster bullseye"
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default_debrelease="buster"
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default_debmirror="http://debian.mirror.rafal.ca/debian"
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inclpkglist="lvm2,parted,gdisk,grub-pc,grub-efi-amd64,linux-image-amd64,sudo,vim,gpg,gpg-agent,aptitude,openssh-server,vlan,ifenslave,python2,python3,ca-certificates"
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inclpkglist="lvm2,parted,gdisk,grub-pc,grub-efi-amd64,linux-image-amd64,sudo,vim,gpg,gpg-agent,aptitude,openssh-server,vlan,ifenslave,python3,ca-certificates,curl"
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suppkglist="firmware-linux,firmware-linux-nonfree,firmware-bnx2,firmware-bnx2x,ntp"
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# DANGER - THIS PASSWORD IS PUBLIC
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@ -24,36 +38,57 @@ suppkglist="firmware-linux,firmware-linux-nonfree,firmware-bnx2,firmware-bnx2x,n
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# roles will overwrite it by default during configuration.
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root_password="hCb1y2PF"
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# Obtain the mode from the kernel command line
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kernel_cmdline=$( cat /proc/cmdline )
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install_option="$( awk '{
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for(i=1; i<=NF; i++) {
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if($i ~ /pvcinstall.preseed/) {
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print $i;
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}
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}
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}' <<<"${kernel_cmdline}" | awk -F'=' '{ print $NF }' )"
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# Respawn function
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respawn() (
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$0 & disown
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)
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# Checkin function
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seed_checkin() (
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case ${1} in
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start)
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action="install-start"
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;;
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end)
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action="install-complete"
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;;
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esac
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macaddr=$( ip -br link show ${target_interface} | awk '{ print $3 }' )
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ipaddr=$( ip -br address show ${target_interface} | awk '{ print $3 }' | awk -F '/' '{ print $1 }' )
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curl -X POST \
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-H "Content-Type: application/json" \
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-d "{\"action\":\"${action}\",\"macaddr\":\"${macaddr}\",\"ipaddr\":\"${ipaddr}\",\"hostname\":\"${target_hostname}\",\"bmc_macaddr\":\"${bmc_macaddr}\",\"bmc_ipaddr\":\"${bmc_ipaddr}\"}" \
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${pvcbootstrapd_checkin_uri}
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)
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# Obtain the preseed options from the kernel command line
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install_option=""
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seed_host=""
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seed_file=""
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kernel_cmdline=( $( cat /proc/cmdline ) )
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for option in ${kernel_cmdline[@]}; do
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case ${option} in
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pvcinstall.preseed=*)
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install_option=${option#pvcinstall.preseed=}
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;;
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pvcinstall.seed_host=*)
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seed_host=${option#pvcinstall.seed_host=}
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;;
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pvcinstall.seed_file=*)
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seed_file=${option#pvcinstall.seed_file=}
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;;
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esac
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done
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seed_config() {
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seed_host="$( awk '{
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for(i=1; i<=NF; i++) {
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if($i ~ /pvcinstall.seed_host=/) {
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print $i;
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}
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}
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}' <<<"${kernel_cmdline}" | awk -F'=' '{ print $NF }' )"
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seed_file="$( awk '{
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for(i=1; i<=NF; i++) {
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if($i ~ /pvcinstall.seed_file=/) {
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print $i;
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}
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}
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}' <<<"${kernel_cmdline}" | awk -F'=' '{ print $NF }' )"
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# Get IPMI BMC MAC for checkings
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bmc_macaddr="$( ipmitool lan print | grep 'MAC Address ' | awk '{ print $NF }' )"
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bmc_ipaddr="$( ipmitool lan print | grep 'IP Address ' | awk '{ print $NF }' )"
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# Perform DHCP on all interfaces to come online
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for interface in $( ip address | grep '^[0-9]' | grep 'eno\|enp\|ens\|wlp' | awk '{ print $2 }' | tr -d ':' ); do
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ip link set ${interface} up
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dhclient ${interface}
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pgrep dhclient || dhclient ${interface}
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done
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# Fetch the seed config
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@ -61,13 +96,13 @@ seed_config() {
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. /tmp/install.seed || exit 1
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# Handle the target interface
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target_route="$( ip route show to match ${seed_host} | grep 'scope link' )"
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target_interface="$( grep -E -o 'e[a-z]+[0-9]+[a-z0-9]*' <<<"${target_route}" )"
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# Handle the target disk
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if [[ -n ${target_disk_path} ]]; then
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target_disk="$( realpath ${target_disk_path} )"
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if [[ ! -b ${target_disk} ]]; then
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echo "Invalid disk!"
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exit 1
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fi
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else
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# Find the (first) disk with the given model
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for disk in /dev/sd?; do
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@ -78,6 +113,10 @@ seed_config() {
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fi
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done
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fi
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if [[ ! -b ${target_disk} ]]; then
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echo "Invalid disk or disk not found!"
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exit 1
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fi
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}
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interactive_config() {
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ip route add default via ${target_defgw} >&2 || true
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formatted_ipaddr="$( sipcalc ${target_ipaddr} | grep -v '(' | awk '/Host address/{ print $NF }' )"
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formatted_netmask="$( sipcalc ${target_ipaddr} | grep -v '(' | awk '/Network mask/{ print $NF }' )"
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target_interfaces_block="auto ${vlan_interface}\niface ${vlan_interface} inet ${target_netformat}\n\tvlan_raw_device ${target_interface}\n\taddress ${formatted_ipaddr}\n\tnetmask ${formatted_netmask}\n\tgateway ${target_defgw}"
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real_interface="${vlan_interface}"
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target_interfaces_is="static-vlan"
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else
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ip link set ${target_interface} up >&2 || true
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ip address add ${target_ipaddr} dev ${target_interface} >&2 || true
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ip route add default via ${target_defgw} >&2 || true
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formatted_ipaddr="$( sipcalc ${target_ipaddr} | grep -v '(' | awk '/Host address/{ print $NF }' )"
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formatted_netmask="$( sipcalc ${target_ipaddr} | grep -v '(' | awk '/Network mask/{ print $NF }' )"
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target_interfaces_block="auto ${target_interface}\niface ${target_interface} inet ${target_netformat}\n\taddress ${formatted_ipaddr}\n\tnetmask ${formatted_netmask}\n\tgateway ${target_defgw}"
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real_interface="${target_interface}"
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target_interfaces_is="static-raw"
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fi
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cat <<EOF >/etc/resolv.conf
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nameserver 8.8.8.8
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@ -264,13 +303,13 @@ EOF
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modprobe 8021q >&2
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vconfig add ${target_interface} ${vlan_id} &>/dev/null
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vlan_interface=${target_interface}.${vlan_id}
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target_interfaces_block="auto ${vlan_interface}\niface ${vlan_interface} inet ${target_netformat}\n\tvlan_raw_device${target_interface}"
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dhclient ${vlan_interface} >&2
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real_interface="${vlan_interface}"
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target_interfaces_is="dhcp-vlan"
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else
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target_interfaces_block="auto ${target_interface}\niface ${target_interface} inet ${target_netformat}"
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dhclient ${target_interface} >&2
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real_interface="${target_interface}"
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target_interfaces_is="dhcp-raw"
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fi
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;;
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esac
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@ -375,12 +414,6 @@ case ${install_option} in
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;;
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esac
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if [[ -f /tmp/pvc-install.lock ]]; then
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echo "An instance of 'install.sh' is already running!"
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exit 1
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fi
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touch /tmp/pvc-install.lock
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titlestring_text="| Proceeding with installation of host '${target_hostname}'. |"
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titlestring_len="$(( $( wc -c <<<"${titlestring_text}" ) - 2 ))"
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for i in $( seq 0 ${titlestring_len} ); do echo -n "-"; done; echo
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@ -392,9 +425,20 @@ echo
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echo "LOGFILE: ${logfile}"
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echo
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set -o errexit
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exec 1> >( tee -ia ${logfile} )
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exec 2> >( tee -ia ${logfile} >/dev/null )
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set -o errexit
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set -o xtrace
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case ${install_option} in
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on)
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seed_checkin start
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;;
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*)
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# noop
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true
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;;
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esac
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cleanup() {
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set +o errexit
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@ -412,9 +456,19 @@ cleanup() {
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umount ${target} >&2
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vgchange -an >&2
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rmdir ${target} >&2
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rm /tmp/pvc-install.lock
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rm ${lockfile}
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echo "done."
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echo
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case ${install_option} in
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on)
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respawn
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;;
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*)
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# noop
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true
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;;
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esac
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}
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trap cleanup EXIT
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@ -524,8 +578,10 @@ echo -n "Creating filesystem on ESP partition (vfat)... "
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yes | mkdosfs -F32 ${target_disk}1 >&2
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echo "done."
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echo -n "Mounting disks on temporary target... "
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target=$( mktemp -d )
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vgchange -ay >&2
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target="/tmp/target"
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mkdir -p ${target} >&2
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echo -n "Mounting disks on temporary target '${target}'... "
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mount /dev/vgx/root ${target} >&2
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mkdir -p ${target}/boot >&2
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chattr +i ${target}/boot >&2
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@ -578,8 +634,94 @@ echo "${bypath_disk}-part1 /boot/efi vfat umask=0077 0 2" | tee -a ${target}/etc
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echo "tmpfs /tmp tmpfs defaults 0 0" | tee -a ${target}/etc/fstab >&2
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echo "done."
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echo -n "Adding interface segment... "
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echo -e "${target_interfaces_block}" | tee -a ${target}/etc/network/interfaces >&2
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seed_interfaces_segment() {
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# A seed install is always "dhcp-raw" since the provisioner is always a dedicated, access port
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target_interfaces_block="auto ${target_interface}\niface ${target_interface} inet dhcp\npost-up /etc/network/pvcprovisionerd.checkin.sh \$IFACE"
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}
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interactive_interfaces_segment() {
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case ${target_interfaces_is} in
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static-vlan)
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target_interfaces_block="auto ${vlan_interface}\niface ${vlan_interface} inet ${target_netformat}\n\tvlan_raw_device ${target_interface}\n\taddress ${formatted_ipaddr}\n\tnetmask ${formatted_netmask}\n\tgateway ${target_defgw}"
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;;
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static-raw)
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target_interfaces_block="auto ${target_interface}\niface ${target_interface} inet ${target_netformat}\n\taddress ${formatted_ipaddr}\n\tnetmask ${formatted_netmask}\n\tgateway ${target_defgw}"
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;;
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dhcp-vlan)
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target_interfaces_block="auto ${vlan_interface}\niface ${vlan_interface} inet ${target_netformat}\n\tvlan_raw_device${target_interface}"
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;;
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dhcp-raw)
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target_interfaces_block="auto ${target_interface}\niface ${target_interface} inet ${target_netformat}"
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;;
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esac
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}
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echo -n "Creating bootstrap interface segment... "
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case ${install_option} in
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on)
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seed_interfaces_segment
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;;
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*)
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interactive_interfaces_segment
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;;
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esac
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echo "done."
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echo -n "Adding bootstrap interface segment... "
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echo -e "${target_interfaces_block}" | tee ${target}/etc/network/interfaces.d/${target_interface} >&2
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echo "done."
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case ${install_option} in
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on)
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echo -n "Creating bond interface segment... "
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bond_interfaces="$( ip -br link show | grep -E -o '^e[a-z]+[0-9]+[a-z0-9]*' | grep -v "^${target_interface}$" | tr '\n' ' ' )"
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bond_interfaces_block="auto bond0\niface bond0 inet manual\n\tbond-mode 802.3ad\n\tbond-slaves ${bond_interfaces}\n\tpost-up ip link set mtu 9000 dev \$IFACE"
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echo "done."
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echo -n "Adding bond interface segment... "
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echo -e "${bond_interfaces_block}" | tee ${target}/etc/network/interfaces.d/bond0 >&2
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echo "done."
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echo -n "Adding bootstrap interface post-up checkin script... "
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cat <<EOF | tee ${target}/etc/network/pvcprovisionerd.checkin.sh >&2
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#!/usr/bin/env bash
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target_interface=\${1}
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pvcbootstrapd_checkin_uri="${pvcbootstrapd_checkin_uri}"
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macaddr=\$( ip -br link show \${target_interface} | awk '{ print \$3 }' )
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ipaddr=\$( ip -br address show \${target_interface} | awk '{ print \$3 }' | awk -F '/' '{ print \$1 }' )
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bmc_macaddr=\$( ipmitool lan print | grep 'MAC Address ' | awk '{ print $NF }' )
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bmc_ipaddr=\$( ipmitool lan print | grep 'IP Address ' | awk '{ print $NF }' )
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if [[ -f /etc/pvc-install.pvcbootstrapd_completed ]]; then
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# The third boot, when all pvcprovisionerd plugins have been run (this script will henceforth do nothing)
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action="system-boot_bootstrap-completed"
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elif [[ -f /etc/pvc-install.base && -f /etc/pvc-install.pvc ]]; then
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# The second boot, when Ansible has been run and plugins running
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action="system-boot_ansible-completed"
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touch /etc/pvc-install.pvcbootstrapd_completed
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else
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# The first boot, when Ansible has not been run yet
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action="system-boot_initial"
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fi
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curl -X POST \
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-H "Content-Type: application/json" \
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-d "{\"action\":\"\${action}\",\"macaddr\":\"\${macaddr}\",\"ipaddr\":\"\${ipaddr}\",\"hostname\":\"\$( hostname -s )\",\"bmc_macaddr\":\"\${bmc_macaddr}\",\"bmc_ipaddr\":\"\${bmc_ipaddr}\"}" \
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\${pvcbootstrapd_checkin_uri}
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if [[ -f /etc/pvc-install.pvcbootstrapd_completed ]]; then
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# Clean up the bootstrap interface and this script
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rm /etc/network/interfaces.d/\${target_interface}
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rm \$0
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exit 0
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fi
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EOF
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chmod +x ${target}/etc/network/pvcprovisionerd.checkin.sh
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echo "done."
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;;
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*)
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# noop
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true
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;;
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esac
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echo "done."
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echo -n "Setting temporary 'root' password... "
|
||||
|
|
@ -613,11 +755,11 @@ echo "done."
|
|||
echo -n "Setting /etc/issue generator... "
|
||||
mkdir -p ${target}/etc/network/if-up.d >&2
|
||||
echo -e "#!/bin/sh
|
||||
IP=\"\$( ip -4 addr show dev ${real_interface} | grep inet | awk '{ print \$2 }' | head -1 )\"
|
||||
IP=\"\$( ip -4 addr show dev ${target_interface} | grep inet | awk '{ print \$2 }' | head -1 )\"
|
||||
cat <<EOF >/etc/issue
|
||||
Debian GNU/Linux 10 \\\\n \\\\l
|
||||
|
||||
Primary interface IP address: \$IP
|
||||
Bootstrap interface IP address: \$IP
|
||||
|
||||
EOF" | tee ${target}/etc/network/if-up.d/issue-gen >&2
|
||||
chmod +x ${target}/etc/network/if-up.d/issue-gen 1>&2
|
||||
|
|
@ -648,37 +790,73 @@ if [[ -d /sys/firmware/efi ]]; then
|
|||
else
|
||||
bios_target="i386-pc"
|
||||
fi
|
||||
cat <<EOF | tee ${target}/etc/default/grub >&2
|
||||
GRUB_DEFAULT=0
|
||||
GRUB_TIMEOUT=5
|
||||
GRUB_DISTRIBUTOR="Parallel Virtual Cluster (PVC) - Debian"
|
||||
GRUB_CMDLINE_LINUX="console=hvc0 console=tty0 console=ttyS0,115200"
|
||||
GRUB_TERMINAL_INPUT="console serial"
|
||||
GRUB_TERMINAL_OUTPUT="gfxterm serial"
|
||||
GRUB_SERIAL_COMMAND="serial --unit=0 --unit=1 --speed=115200"
|
||||
EOF
|
||||
chroot ${target} grub-install --force --target=${bios_target} ${target_disk} >&2
|
||||
chroot ${target} grub-mkconfig -o /boot/grub/grub.cfg >&2
|
||||
echo "done."
|
||||
|
||||
set +o errexit
|
||||
echo
|
||||
echo -n "Edit the /etc/network/interfaces file in the target before completing setup? If you plan to use bonding, it is prudent to set this up in basic form now! [y/N] "
|
||||
read edit_ifaces
|
||||
if [[ ${edit_ifaces} == 'y' || ${edit_ifaces} == 'Y' ]]; then
|
||||
vim ${target}/etc/network/interfaces
|
||||
fi
|
||||
echo
|
||||
seed_postinst() {
|
||||
cleanup
|
||||
echo "Temporary root password: ${root_password}"
|
||||
seed_checkin end
|
||||
|
||||
echo -n "Launch a chroot shell in the target environment? [y/N] "
|
||||
read launch_chroot
|
||||
if [[ ${launch_chroot} == 'y' || ${edit_ifaces} == 'Y' ]]; then
|
||||
echo "Type 'exit' or Ctrl+D to exit chroot."
|
||||
chroot ${target} /bin/bash
|
||||
fi
|
||||
echo -n "Rebooting in 10 seconds..."
|
||||
i=10
|
||||
while [[ ${i} -gt 0 ]]; do
|
||||
sleep 1
|
||||
i=$(( ${1} - 1 ))
|
||||
echo -n "."
|
||||
done
|
||||
echo
|
||||
reboot
|
||||
}
|
||||
|
||||
cleanup
|
||||
interactive_postinst() {
|
||||
set +o errexit
|
||||
echo
|
||||
echo -n "Edit the /etc/network/interfaces file in the target before completing setup? If you plan to use bonding, it is prudent to set this up in basic form now! [y/N] "
|
||||
read edit_ifaces
|
||||
if [[ ${edit_ifaces} == 'y' || ${edit_ifaces} == 'Y' ]]; then
|
||||
vim ${target}/etc/network/interfaces
|
||||
fi
|
||||
echo
|
||||
|
||||
echo "-------------------------------------------------------------------------------------"
|
||||
echo "| PVC node installation finished. Next steps: |"
|
||||
echo "| 1. Press <enter> to reboot the system. |"
|
||||
echo "| 2. Boot the system verify SSH access (IP shown on login screen). |"
|
||||
echo "| 3. Proceed with system deployment via PVC Ansible. |"
|
||||
echo "| |"
|
||||
echo "| The INSECURE temporary root password if the system will not boot is: ${root_password} |"
|
||||
echo "-------------------------------------------------------------------------------------"
|
||||
echo
|
||||
read
|
||||
echo -n "Launch a chroot shell in the target environment? [y/N] "
|
||||
read launch_chroot
|
||||
if [[ ${launch_chroot} == 'y' || ${edit_ifaces} == 'Y' ]]; then
|
||||
echo "Type 'exit' or Ctrl+D to exit chroot."
|
||||
chroot ${target} /bin/bash
|
||||
fi
|
||||
|
||||
reboot
|
||||
cleanup
|
||||
|
||||
echo "-------------------------------------------------------------------------------------"
|
||||
echo "| PVC node installation finished. Next steps: |"
|
||||
echo "| 1. Press <enter> to reboot the system. |"
|
||||
echo "| 2. Boot the system verify SSH access (IP shown on login screen). |"
|
||||
echo "| 3. Proceed with system deployment via PVC Ansible. |"
|
||||
echo "| |"
|
||||
echo "| The INSECURE temporary root password if the system will not boot is: ${root_password} |"
|
||||
echo "-------------------------------------------------------------------------------------"
|
||||
echo
|
||||
read
|
||||
|
||||
reboot
|
||||
}
|
||||
|
||||
case ${install_option} in
|
||||
on)
|
||||
seed_postinst
|
||||
;;
|
||||
*)
|
||||
interactive_postinst
|
||||
;;
|
||||
esac
|
||||
|
|
|
|||
Loading…
Reference in New Issue