X-Git-Url: https://iankelling.org/git/?p=automated-distro-installer;a=blobdiff_plain;f=myfai-chboot-local;h=d8d484658bc1d8895319f32de764a84a5927bec2;hp=f21a837dc5308790c45b263c3e69aaa3dd37006c;hb=HEAD;hpb=efcfb463ceda4de1d9953da31a2c0737471e5cf8 diff --git a/myfai-chboot-local b/myfai-chboot-local index f21a837..7dea8f2 100755 --- a/myfai-chboot-local +++ b/myfai-chboot-local @@ -1,68 +1,158 @@ #!/bin/bash +# This file is part of Ian Kelling's automated-distro-installer +# Copyright (C) 2024 Ian Kelling + +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + + +[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@" + +set -x set -eE -o pipefail trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR -fai_action_arg=I +pre="${0##*/}:" +m() { printf "$pre %s\n" "$*"; "$@"; } +e() { printf "$pre %s\n" "$*"; } +err() { echo "[$(date +'%Y-%m-%d %H:%M:%S%z')]: $pre: $*" >&2; } + +usage() { + cat <&2; exit 1; } -e() { echo "$@"; "$@"; } +temp=$(getopt -l help,no-r hSi "$@") || usage 1 +eval set -- "$temp" +while true; do + case $1 in + -S) + fai_action=sysinfo + fai_reboot_arg= + ;; + -i) #inventory + fai_action=inventory + fai_reboot_arg= + ;; + -k) + kgped16=true + ;; + -b) + bond=true + ;; + --no-r) + fai_reboot_arg= + ;; + -h|--help) usage ;; + --) shift; break ;; + *) echo "$0: unexpected args: $*" >&2 ; usage 1 ;; + esac + shift +done +read -r host <<<"$@" +readonly host -host=$1 -type -t host &>/dev/null || apt-get -y install dnsutils -gateway_if=$(ip route | sed -rn 's/^default via \S+ dev (\S+) .*/\1/p') -if [[ ! $gateway_if ]]; then - echo "$0: failed to find gateway interface" - exit 1 +rm -f /srv/tftp/fai/pxelinux.cfg/* +if [[ ! $1 ]]; then + echo "$0: clearing pxe config and exiting" + exit 0 fi -# assuming ipv4, or else we might need to deal with multiple addresses -# in an ipv4 + ipv6 network. -network=$(ip -4 -o a show dev $gateway_if | sed -rn '/scope.*global/s/^(\S+\s+){3}(\S+)\s.*/\2/p') -if [[ ! $network ]]; then - echo "$0: failed to find network" + +# somewhat duplicated in brc hostip() +case $host in + default) : ;; + [0-9:]) + hostip=$host + ;; + *) + hostip=$(getent ahostsv4 "$host" | awk '{ print $1 }' | head -n1) + ;; +esac + +if [[ $hostip ]]; then + + # assuming ipv4, or else we might need to deal with multiple addresses + # in an ipv4 + ipv6 network. + my_ip=$(ip -4 route get $hostip | sed -nr 's,^.*src\s+(\S+).*,\1,p') + if [[ ! $my_ip || $my_ip =~ [[:space:]] ]]; then + echo "$0: error: failed to get \$my_ip, got: $my_ip" exit 1 + fi +else + my_ip=$(ip r show default | sed -r 's/.*via ([^ ]*).*/\1/' | head -n1) fi -my_ip=${network%/*} + if [[ $host == default ]]; then - ip=$network + ip='*' +elif [[ $host == [0-9]*.[0-9]*.[0-9]*.[0-9]* ]]; then + ip=$host/32 else - ip=$(host $host | sed -rn 's/^\S+ has address //p;T;q')/32 + type -t host &>/dev/null || apt-get -y install dnsutils + ip=$(host $host | sed -rn 's/^\S+ has address //p;T;q' ||:) + if [[ ! $ip || $ip =~ [[:space:]] ]]; then + echo "$0: error: failed to get \$ip, got: $ip" + exit 1 + fi + ip=$ip/32 + echo "$0: found ip of $host: $ip" fi - -# alternate way of getting my ip -#gateway_ip=$(ip route | sed -rn 's/^default via (\S+) .*/\1/p') -#my_ip=$(host faiserver $gateway_ip | sed -rn 's/^\S+ has address //p;T;q') - if modprobe nfsd &>/dev/null; then - std_arg="-u nfs://faiserver/srv/fai/config" - root_arg="$my_ip:/srv/fai/nfsroot" - # fai-setup without -e sets the ip to the local_ip/local_network, eg 192.168.1.3/24 - # I restrict it to one ip as simple but imperfect access control. + std_arg="-u nfs://faiserver/srv/fai/config" + # nfsv4 wont do rw with overlayfs yet + # https://lists.uni-koeln.de/pipermail/linux-fai/2017-March/011641.html + root_arg="$my_ip:/srv/fai/nfsroot:vers=3" + # fai-setup without -e sets the ip to the local_ip/local_network, eg 192.168.1.3/24 + # I restrict it to one ip as simple but imperfect access control. + + # we may chattr +i /etc/exports if we dun want it modified + # for example, if we made these exports more widely available + # while doing multiple installs or a recovery. + if [[ -w /etc/exports ]]; then sed -ri --follow-symlinks '\%^/srv/fai/%d' /etc/exports cat >>/etc/exports < Deny from all Allow from $ip @@ -70,28 +160,45 @@ else EOF fi -rm -f /srv/tftp/fai/pxelinux.cfg/* -if [[ ! $1 ]]; then - exit 0 -fi # man page doesn't explain this, but this deletes & thus disables # all chboot systems. -e fai-chboot -${fai_action_arg}v $std_arg default # set it to default to get a val out of it next +m fai-chboot -iv $std_arg default # set it to default to get a val out of it next kernel=$(fai-chboot -L '^default$' | awk '{print $3}') default_k_args=$(fai-chboot -L '^default$' | \ - sed -r "s/^(\S+\s+){3}(.*)/\2/") + sed -r "s/^(\S+\s+){3}(.*)/\2/") # example of default_k_args -# initrd=initrd.img-3.16.0-4-amd64 ip=dhcp root=192.168.1.3:/srv/fai/nfsroot aufs FAI_CONFIG_SRC=nfs://faiserver/srv/fai/config FAI_ACTION=install +# initrd=initrd.img-3.16.0-4-amd64 ip=dhcp root=192.168.1.3:/srv/fai/nfsroot FAI_CONFIG_SRC=nfs://faiserver/srv/fai/config FAI_ACTION=install + +# https://wiki.archlinux.org/index.php/Solid_state_drive#Resolving_NCQ_errors +# currently on needed on d16 samsung 870 qvo, but better to have this +# and not wait for more conditions where its needed. +#k_args=(FAI_ACTION=$fai_action libata.force=noncq ifname:bootnet0:08:60:6e:10:f0:fe ifname:bootnet1:08:60:6e:10:f0:98 bond=bond0:bootnet0,bootnet1:mode=balance-rr) +#k_args=(FAI_ACTION=$fai_action libata.force=noncq ifname:bootnet0:08:60:6e:10:f0:fe biosdevname=0 bootdev=bootnet0) +k_args=(FAI_ACTION=$fai_action libata.force=noncq) +if $kgped16; then + k_args+=(console=tty0 console=ttyS0,115200) +fi -k_args=() for arg in $default_k_args; do - case $arg in - # default root arg is /srv/fai/nfsroot - root=*) k_args+=(root=$root_arg) ;; - *) k_args+=($arg) ;; - esac + case $arg in + # default root arg is /srv/fai/nfsroot + root=*) k_args+=(root=$root_arg) ;; + # note: this works to only dhcp on one interface: ip=eth0:dhcp + ip=*) + if $bond; then + k_args+=("bond=bond0:eth0,eth1:mode=balance-rr ip=bond0:dhcp") + else + k_args+=($arg) + fi + ;; + *) k_args+=($arg) ;; + esac done rm -f /srv/tftp/fai/pxelinux.cfg/* -e fai-chboot -k "${k_args[*]}" -v -f verbose,sshd,createvt$fai_reboot_arg $std_arg $kernel "$host" +m fai-chboot -k "${k_args[*]}" -v -f verbose,sshd,createvt$fai_reboot_arg $std_arg $kernel "$host" + +# this is needed for autodiscover iso. i'm not sure, it might override +# the fai-chboot method of setting this, i'm not sure. +echo FAI_ACTION=$fai_action >> /srv/fai/config/class/LAST.var