Work on modular installer
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@ -0,0 +1,35 @@
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###
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### General definitions
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###
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# The Debian release to use
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debrelease="bullseye"
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# The Debian mirror to use
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debmirror="http://debian.mirror.rafal.ca/debian"
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# Package list (installed during debootstrap)
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debpkglist="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,ntp"
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# Package list (installed in chroot)
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suppkglist="firmware-linux,firmware-linux-nonfree,firmware-bnx2,firmware-bnx2x"
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###
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### Per-host definitions
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###
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# The hostname of the system (set per-run)
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target_hostname="HOSTNAME"
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# The target disk (either path or model to find; path overrides model if set)
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target_disk_path="/dev/disk/by-path/pci-0000:01:00.0-scsi-0:2:0:0" # Example: Dell BOSS on R6515 via explicit path
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target_disk_model="DELLBOSS VD" # Example: Dell BOSS on R6515 via model name
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# SSH key method (usually tftp)
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target_keys_method="tftp"
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# SSH key path
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target_keys_path="keys.txt"
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# Deploy username
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target_deploy_user="deploy"
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132
install.sh
132
install.sh
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@ -6,10 +6,13 @@ if [[ $( whoami ) != "root" ]]; then
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exit 1
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fi
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logfile="/tmp/pvc-install.log"
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iso_name="XXDATEXX"
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target_deploy_user="XXDEPLOYUSERXX"
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supported_debrelease="buster bullseye"
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default_debrelease="buster"
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default_debmirror="http://debian.mirror.rafal.ca/debian"
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debpkglist="lvm2,parted,gdisk,grub-pc,grub-efi-amd64,linux-image-amd64,sudo,vim,gpg,gpg-agent,aptitude,openssh-server,vlan,ifenslave,python2,python3,ca-certificates,ntp"
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suppkglist="firmware-linux,firmware-linux-nonfree,firmware-bnx2,firmware-bnx2x"
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@ -20,11 +23,85 @@ suppkglist="firmware-linux,firmware-linux-nonfree,firmware-bnx2,firmware-bnx2x"
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# roles will overwrite it by default during configuration.
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root_password="hCb1y2PF"
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# Obtain the mode from the kernel command line
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kernel_cmdline=$( 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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seed_config() {
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echo "Hello ${1}"
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seed_vlan="$( awk '{
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for(i=1; i<=NF; i++) {
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if($i ~ /pvcinstall.seed_vlan/) {
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print $i;
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}
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}
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}' <<<"${kernel_cmdline}" | awk -F'=' '{ print $NF }' )"
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seed_host="$( 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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if [[ -n ${seed_vlan} ]]; then
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modprobe 8021q
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fi
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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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if [[ -n ${seed_vlan} ]]; then
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vconfig add ${interface} ${seed_vlan}
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dhclient ${interface}.${seed_vlan}
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else
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dhclient ${interface}
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fi
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done
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# Fetch the seed config
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tftp -m binary "${seed_host}" -c get "${seed_file}" /tmp/install.seed
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. /tmp/install.seed
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# Handle the target disk
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if [[ -n ${target_disk_path} ]]; then
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target_disk="$( readlink ${target_disk_path} )"
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if [[ ! -b ${target_disk} ]]; then
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echo "Invalid disk!"
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exit 1
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fi
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else
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# Find the (first) disk with the given model
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for disk in /dev/sd?; do
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disk_model="$( fdisk -l ${disk} | grep 'Disk model:' | sed 's/Disk model: //g' )"
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if [[ ${disk_model} == ${target_disk_model} ]]; then
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target_disk="${disk}"
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break
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fi
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done
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fi
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}
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interactive_config() {
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clear
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echo "--------------------------------------------------------"
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echo "| PVC Node installer (XXDATEXX) |"
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echo "--------------------------------------------------------"
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echo "-----------------------------------------------------"
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echo "| PVC Node installer (${iso_name}) |"
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echo "-----------------------------------------------------"
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echo
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echo "This LiveCD will install a PVC node base system ready for bootstrapping with 'pvc-ansible'."
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echo
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@ -262,6 +339,7 @@ while [[ -z ${debmirror} ]]; do
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echo
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done
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target_keys_method="wget"
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echo "5) Please enter an HTTP URL containing a text list of SSH authorized keys to"
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echo "fetch. These keys will be allowed access to the deployment user 'XXDEPLOYUSER'"
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echo "via SSH."
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@ -269,12 +347,12 @@ echo ""
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echo "Leave blank to bypass this and use a password instead."
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echo
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echo -n "> "
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read target_keys_url
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if [[ -z ${target_keys_url} ]]; then
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read target_keys_path
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if [[ -z ${target_keys_path} ]]; then
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echo
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echo "No SSH keys URL specified. Falling back to password configuration."
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echo
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echo "5) Please enter a password (hidden), twice, for the deployment user 'XXDEPLOYUSERXX'."
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echo "5) Please enter a password (hidden), twice, for the deployment user '${target_deploy_user}'."
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while [[ -z "${target_password}" ]]; do
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echo
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echo -n "> "
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@ -291,17 +369,28 @@ if [[ -z ${target_keys_url} ]]; then
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fi
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done
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else
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while ! wget -O /dev/null ${target_keys_url} &>/dev/null; do
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while ! wget -O /dev/null ${target_keys_path} &>/dev/null; do
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echo
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echo "Please enter a valid SSH keys URL."
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echo
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echo -n "> "
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read target_keys_url
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read target_keys_path
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done
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echo
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echo "SSH key source '${target_keys_url}' successfully validated."
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echo "SSH key source '${target_keys_path}' successfully validated."
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fi
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echo
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}
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case ${install_option} in
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on)
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seed_config
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;;
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*)
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interactive_config
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;;
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esac
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titlestring_text="| Proceeding with installation of host '${target_hostname}'. |"
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titlestring_len="$(( $( wc -c <<<"${titlestring_text}" ) - 2 ))"
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@ -314,6 +403,8 @@ echo
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echo "LOGFILE: ${logfile}"
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echo
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exit 0
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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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@ -480,14 +571,21 @@ echo "done."
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echo -n "Adding deployment user... "
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mv ${target}/home ${target}/var/home >&2
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chroot ${target} useradd -u 200 -d /var/home/XXDEPLOYUSERXX -m -s /bin/bash -g operator -G sudo XXDEPLOYUSERXX >&2
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chroot ${target} mkdir -p /var/home/XXDEPLOYUSERXX/.ssh
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if [[ -n ${target_keys_url} ]]; then
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wget -O ${target}/var/home/XXDEPLOYUSERXX/.ssh/authorized_keys ${target_keys_url}
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chroot ${target} chmod 0600 /var/home/XXDEPLOYUSERXX/.ssh/authorized_keys
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chroot ${target} chown -R XXDEPLOYUSERXX:operator /var/home/XXDEPLOYUSERXX
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chroot ${target} useradd -u 200 -d /var/home/${target_deploy_user} -m -s /bin/bash -g operator -G sudo ${target_deploy_user} >&2
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chroot ${target} mkdir -p /var/home/${target_deploy_user}/.ssh
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if [[ -n ${target_keys_path} ]]; then
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case ${target_keys_method} in
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wget)
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wget -O ${target}/var/home/${target_deploy_user}/.ssh/authorized_keys ${target_keys_path}
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;;
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tftp)
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tftp -m binary "${seed_host}" -c get "${target_keys_path}" ${target}/var/home/${target_deploy_user}/.ssh/authorized_keys
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;;
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esac
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chroot ${target} chmod 0600 /var/home/${target_deploy_user}/.ssh/authorized_keys
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chroot ${target} chown -R ${target_deploy_user}:operator /var/home/${target_deploy_user}
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else
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echo "XXDEPLOYUSERXX:${target_password}" | chroot ${target} chpasswd >&2
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echo "${target_deploy_user}:${target_password}" | chroot ${target} chpasswd >&2
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fi
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echo "done."
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