iankelling.org Git - automated-distro-installer/blob - fai/config/scripts/IANK/11-iank

   1 #!/bin/bash -x
   2 # This file is part of Ian Kelling's automated-distro-installer
   3 # Copyright (C) 2024 Ian Kelling
   4
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License
   7 # as published by the Free Software Foundation; either version 2
   8 # of the License, or (at your option) any later version.
   9
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18
  19 set -eE -o pipefail
  20 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  21
  22 if [[ $EUID != 0 ]]; then
  23   echo "$0: error: expected to be root."
  24   exit 1
  25 fi
  26
  27 if ! type -t fcopy &>/dev/null; then
  28   sudo apt-get -y install fai-client
  29 fi
  30
  31 if [[ -e /a/bin/fai/fai-wrapper ]]; then
  32   chroot() {
  33     shift
  34     "$@"
  35   }
  36 fi
  37
  38 if [[ $FAI_ROOT == / ]]; then
  39   source /a/bin/bash_unpublished/source-state
  40   bprogs_dir=/a/opt/btrfs-progs-release
  41 else
  42   bprogs_dir=/srv/btrfs-progs-release
  43   chroot="chroot $FAI_ROOT"
  44 fi
  45
  46 # -r = recursive
  47 # -i = ignore non-matching class warnings, always exit 0
  48 # -B = no backup files
  49 fcopy -riB /boot
  50 # this is also done by FAIBASE/10-misc by default (without B)
  51 fcopy -riB /usr/local/bin
  52
  53 fcopy -riB /etc/apt/logind.conf.d
  54
  55 # this gets done by fai, but just happens too often that
  56 # I add sources due to new distros, whatever.
  57 fcopy -riB /etc/apt/preferences.d
  58 fcopy -riB /etc/apt/sources.list.d
  59
  60
  61 src=$FAI/distro-install-common/shadow
  62 dst=/q/root/shadow
  63 if [[ ! -e $dst && -e $src ]]; then
  64   # outside of fai context, we skip this
  65   mkdir -p $dst
  66   mount -o bind $src $dst
  67 fi
  68
  69 $FAI/distro-install-common/end
  70
  71
  72
  73 ### begin sources install + updates
  74 # these get copied in an earlier stage by fai, but leaving it here since
  75 # I run this as a single post-fai script to update things that have changed.
  76 tmpfile1=$(mktemp)
  77 # this can fail if we need an apt update
  78 $chroot /usr/bin/apt-cache policy >$tmpfile1 ||:
  79 fcopy -riB /etc/apt
  80
  81 tmpfile2=$(mktemp)
  82 $chroot /usr/bin/apt-cache policy >$tmpfile2
  83 if ! diff -q $tmpfile1 $tmpfile2; then
  84   $chroot /usr/bin/apt update
  85 fi
  86 # outside of fai, this seems to regularly lead to
  87 # E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)
  88 # so add a sleep. 1 sec is probably way more than needed.
  89 sleep 1
  90 f=$FAI_ROOT/var/cache/apt/pkgcache.bin
  91 if [[ ! -r $f ]] || (( $(( $(date +%s) - $(stat -c %Y $f ) )) > 60*60*2 )); then
  92   i=0
  93   while fuser $FAI_ROOT/var/lib/dpkg/lock &>/dev/null; do
  94     sleep 1
  95     i=$(( i+1 ))
  96     if (( i > 300 )); then
  97       echo "error: timed out waiting for /var/lib/dpkg/lock" >&2
  98       exit 1
  99     fi
 100     $ROOTCMD apt-get update
 101   done
 102 fi
 103 ### end sources install + updates
 104
 105
 106 #### misc configurations
 107
 108
 109 if [[ $FAI_ACTION != dirinstall ]] && ! ifclass NOCRYPT; then
 110   if ifclass LINODE; then
 111     speed=19200
 112     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8"
 113   else
 114     speed=115200
 115     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8 console=tty0"
 116     case $HOSTNAME in
 117       kd)
 118         fcopy -v /usr/bin/myncq
 119
 120         cat >$target/etc/systemd/system/myncq.service <<'EOF'
 121 [Unit]
 122 Description=fix ncq errors
 123
 124 [Service]
 125 Type=oneshot
 126 ExecStart=/usr/bin/myncq
 127 TimeoutStartSec=20
 128
 129 [Install]
 130 # https://www.enricozini.org/blog/2017/debian/systemd-07-devices/
 131 WantedBy=dev-disk-by\x2did-ata\x2dSamsung_SSD_870_QVO_8TB_S5VUNG0N900656V.device
 132 EOF
 133
 134         $chroot bash <<'EOFOUTER'
 135 systemctl enable myncq.service
 136 /usr/bin/myncq no-upgrub
 137 EOFOUTER
 138
 139         ;;&
 140       # per rubens suggestion to make a d16 more stable
 141       kd|kw) cmdline+=" pci=realloc=off" ;;
 142     esac
 143   fi
 144
 145 fi ##### end != dirinstall && != NOCRYPT
 146
 147
 148 ###### begin network setup ####
 149
 150 # use old names. the idea of them changing between boots has never
 151 # happened to me and I usually only have 1 wired or other type.
 152 # If I ever do need to care about it, I will.
 153 # Strangely this didn't work on kw, so I added kernel cmdline parameter.
 154 # https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
 155 ln -sf /dev/null $target/etc/systemd/network/99-default.link
 156
 157
 158 # bitfolk installer handles the rest
 159 case $HOSTNAME in
 160   bk|je) exit 0 ;;
 161 esac
 162
 163
 164 # bug fix, somewhere between t9's xorg 1.19.6
 165 # and 1.20.1-3ubuntu2
 166 #  xserver-xorg-video-nouveau                 1:1.0.15-3
 167 # xorg stopped load nouveau
 168 #  https://www.linuxquestions.org/questions/slackware-14/kernel-modules-conflicting-with-nouveau-driver-4175623867/
 169 # https://nouveau.freedesktop.org/InstallNouveau.html
 170 # And now in t11, things got worse with a newer card also not loading
 171 # nouveau when it did in t10.
 172 if lspci|grep -q 'VGA compatible controller: NVIDIA'; then
 173   mkdir -p $target/etc/X11/xorg.conf.d/
 174   cat >$target/etc/X11/xorg.conf.d/10-nouveau.conf <<'EOF'
 175 Section "Device"
 176 Identifier "Device0"
 177 Driver "nouveau"
 178 EndSection
 179 EOF
 180 fi
 181
 182 # use networkmanager if this host has wireless.
 183 if [[ $HOSTNAME == bo ]] || type -p iw &>/dev/null && [[ $(iw dev) ]]; then
 184   $chroot bash <<EOF
 185 apt-get -y install network-manager
 186 EOF
 187
 188   # allow networkmanager to manage interfaces
 189   #https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1638842
 190   touch $target/etc/NetworkManager/conf.d/10-globally-managed-devices.conf
 191   # in a default desktop install, it looks like netplan creates this file under
 192   # run/NetworkManager/conf.d in early boot.
 193
 194   # By default, dns=default is set in etiona, and dns is just broken.
 195   # Maybe with resolvconf it would work, but theres no need for that.
 196   # https://wiki.gnome.org/Projects/NetworkManager/DNS
 197   cat >$target/etc/NetworkManager/conf.d/99-iank.conf <<'EOF'
 198 [main]
 199 dns=systemd-resolved
 200 EOF
 201 else
 202   cat > $target/etc/network/interfaces <<-EOF
 203 # generated by FAI
 204 auto lo eth0
 205 iface lo inet loopback
 206 iface eth0 inet dhcp
 207 iface eth0 inet6 auto
 208
 209 source-directory /etc/network/interfaces.d
 210 EOF
 211
 212   # previously had an else condition after
 213   #elif ifclass VM || ifclass LINODE; then
 214   # iface $NIC1 inet manual
 215   # iface br0 inet dhcp
 216   #   bridge_ports $NIC1
 217   #   bridge_stp off
 218   #   bridge_maxwait 0
 219   # however, on t9, on startup, br0, became
 220   # rename1 and didn't come up. i dunno why,
 221   # but the bridge is for vms that I rarely use,
 222   # so not bothering to figure it out.
 223
 224
 225 fi
 226
 227 # for new btrfs features, get latest stable kernel and btrfs progs,
 228 # update ver= when we are ready to jump to a new stable kernel.
 229 # note: this is duplicated in install-stable-kernel-debs.
 230 ver='6\.6'
 231 case $HOSTNAME in
 232   sy)
 233     $FAI/distro-install-common/install-stable-kernel-debs
 234     ;;
 235   *)
 236     $chroot apt-get -y install linux-libre
 237     ;;
 238 esac
 239
 240 pre=https://mirrors.edge.kernel.org/pub/linux/kernel/people/kdave/btrfs-progs
 241 tarball=$(curl -s $pre/sha256sums.asc \
 242             | awk '$2 ~ /^btrfs-progs-v/ { print $2 }' | grep -v -- -rc | grep "^btrfs-progs-v${ver}.*gz\$" | sort -V | tail -n1)
 243 url="$pre/$tarball"
 244 dir=${tarball%.tar.gz}
 245 ver=${dir#btrfs-progs}
 246 cur_ver=$(btrfs --version 2>/dev/null | awk '{print $2}') ||:
 247 if [[ $ver != "$cur_ver" ]]; then
 248   if [[ $HOST2 == "$HOSTNAME" && $ver != "$($bprogs_dir/btrfs --version 2>/dev/null | awk '{print $2}')" ]]; then
 249     rm -rf $bprogs_dir
 250     cd /tmp
 251     wget $url
 252     sudo -u iank tar xzf $tarball
 253     mv ${tarball%.tar.gz} $bprogs_dir
 254     cd $bprogs_dir
 255     apt-get -y build-dep btrfs-progs
 256     sudo -u iank ./configure --disable-documentation
 257     sudo -u iank make
 258     make install
 259   else
 260     $chroot bash -xe <<EOF
 261 cd $bprogs_dir
 262 make install
 263 EOF
 264   fi
 265 fi
 266
 267 if ifclass LINODE; then
 268   mkdir -p $target/etc/initramfs-tools/conf.d
 269   cat >$target/etc/initramfs-tools/conf.d/mine <<EOF
 270 # dhcp in initramfs doesn't work on linode. i dunno why, whatever.
 271 # man 5 initramfs.conf
 272 # /usr/share/doc/klibc-utils/README.ipconfig.gz
 273 # /usr/share/initramfs-tools/scripts/functions
 274 IP=$linode_ip::$linode_gw:255.255.255.0::eth0:off
 275 EOF
 276
 277
 278   if [[ $HOSTNAME == li ]]; then
 279     cat > $target/etc/network/interfaces <<-EOF
 280 # generated by FAI
 281 auto lo eth0
 282 iface lo inet loopback
 283 iface eth0 inet dhcp
 284 # for the standard network config, uncomment this and comment the lines after it.
 285 #iface eth0 inet6 auto
 286
 287 iface eth0 inet6 static
 288 # this is really a /128. it seems like we need to assign it for ipv6 to work.
 289 address 2600:3c00::f03c:91ff:fe6d:baf8/64
 290 gateway fe80::1
 291
 292 iface eth0 inet6 static
 293 # from a requested /64 pool
 294 address 2600:3c00:e000:280::2/64
 295
 296 source-directory /etc/network/interfaces.d
 297 EOF
 298   fi
 299 fi
 300
 301
 302 ##### end network setup  #####
 303
 304
 305 if ifclass VOL_BULLSEYE_BOOTSTRAP; then
 306   fcopy /etc/systemd/system/faicheck.service
 307   $chroot bash <<'EOFOUTER'
 308 systemctl enable faicheck.service
 309 EOFOUTER
 310   exit 0 # avoid unnecessary stuff in bootstrap vol
 311 fi
 312
 313
 314 ## misc settings
 315 $chroot bash <<'EOFOUTER'
 316 #### begin .ssh setup ###
 317 set -x
 318 set -eE -o pipefail
 319 if ! [[ -s /home/iank/.ssh/authorized_keys ]]; then
 320   mkdir -p /home/iank/.ssh
 321   f=/root/.ssh/authorized_keys
 322   if [[ -e $f ]]; then
 323      cp $f /home/iank/.ssh
 324   fi
 325   chown -R 1000:1000 /home/iank/.ssh
 326   chmod -R u=Xrw,og= /home/iank/.ssh
 327   rm -rf /root/.ssh
 328   # remove broken symlinks or the following cp will fail
 329   find /home/iank/.ssh -xtype l -exec rm '{}' \;
 330   cp -rL /home/iank/.ssh /root
 331   chown -R root:root /root/.ssh
 332   chmod 700 /root/.ssh
 333 fi
 334
 335 # old link from
 336 # # https://ticktockhouse.svbtle.com/my-obligatory-ubuntu-ssh-agent-post
 337 # but that made a service that started too soon and didn't pick up our
 338 # x env vars. instead, copy from the root ssh-agent just the
 339 # appropriate things into a new service.
 340
 341 rm -f /home/iank/.local/share/systemd/user/sshaiank.service \
 342   /home/iank/.config/systemd/user/default.target.wants/sshaiank.service
 343
 344 #### end .ssh setup ###
 345
 346 ## duplicated in ssh-emacs-setup
 347 # done here so its setup earlier for convenience
 348 line='AcceptEnv INSIDE_EMACS BRC COLUMNS'
 349 f=/etc/ssh/sshd_config
 350 grep -xFq "$line" $f || tee -a $f <<<"$line"
 351
 352
 353 # default debian groups (jessie through buster) + adm, root, admin
 354 for g in cdrom floppy audio dip video plugdev netdev adm sudo admin; do
 355   if getent group $g >/dev/null; then
 356     usermod -aG $g iank
 357   fi
 358 done
 359
 360 if getent group systemd-journal >/dev/null; then
 361   usermod -aG systemd-journal iank
 362 fi
 363 EOFOUTER
 364
 365 rm -f $target/etc/resolv.conf
 366 ln -s ../run/systemd/resolve/stub-resolv.conf $target/etc/resolv.conf
 367 # needed for bitfolk image
 368 if [[ -e /a/bin/fai/fai-wrapper ]]; then
 369   systemctl enable systemd-resolved
 370   systemctl start systemd-resolved
 371 fi
 372
 373
 374
 375 # reading through the groups that iank is in but user2 isn't,
 376 for g in plugdev audio video cdrom; do
 377   $ROOTCMD usermod -a -G $g user2
 378 done