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

   1 #!/bin/bash -x
   2
   3 set -eE -o pipefail
   4 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
   5
   6 if [[ $EUID != 0 ]]; then
   7   echo "$0: error: expected to be root."
   8   exit 1
   9 fi
  10
  11 if ! type -t fcopy &>/dev/null; then
  12   sudo apt-get -y install fai-client
  13 fi
  14
  15 if [[ -e /a/bin/fai/fai-wrapper ]]; then
  16   chroot() {
  17     shift
  18     "$@"
  19   }
  20 fi
  21
  22 if [[ $FAI_ROOT != / ]]; then
  23   bprogs_pre=/srv
  24   chroot="chroot $FAI_ROOT"
  25 fi
  26
  27 # -r = recursive
  28 # -i = ignore non-matching class warnings, always exit 0
  29 # -B = no backup files
  30 fcopy -riB /boot
  31 # this is also done by FAIBASE/10-misc by default (without B)
  32 fcopy -riB /usr/local/bin
  33
  34 fcopy -riB /etc/apt/logind.conf.d
  35
  36 # this gets done by fai, but just happens too often that
  37 # I add sources due to new distros, whatever.
  38 fcopy -riB /etc/apt/preferences.d
  39 fcopy -riB /etc/apt/sources.list.d
  40
  41
  42 src=$FAI/distro-install-common/shadow
  43 dst=/q/root/shadow
  44 if [[ ! -e $dst && -e $src ]]; then
  45   # outside of fai context, we skip this
  46   mkdir -p $dst
  47   mount -o bind $src $dst
  48 fi
  49
  50 $FAI/distro-install-common/end
  51
  52
  53
  54 ### begin sources install + updates
  55 # these get copied in an earlier stage by fai, but leaving it here since
  56 # I run this as a single post-fai script to update things that have changed.
  57 tmpfile1=$(mktemp)
  58 # this can fail if we need an apt update
  59 $chroot /usr/bin/apt-cache policy >$tmpfile1 ||:
  60 fcopy -riB /etc/apt
  61
  62 tmpfile2=$(mktemp)
  63 $chroot /usr/bin/apt-cache policy >$tmpfile2
  64 if ! diff -q $tmpfile1 $tmpfile2; then
  65   $chroot /usr/bin/apt update
  66 fi
  67 # outside of fai, this seems to regularly lead to
  68 # E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)
  69 # so add a sleep. 1 sec is probably way more than needed.
  70 sleep 1
  71 f=$FAI_ROOT/var/cache/apt/pkgcache.bin
  72 if [[ ! -r $f ]] || (( $(( $(date +%s) - $(stat -c %Y $f ) )) > 60*60*2 )); then
  73   i=0
  74   while fuser $FAI_ROOT/var/lib/dpkg/lock &>/dev/null; do
  75     sleep 1
  76     i=$(( i+1 ))
  77     if (( i > 300 )); then
  78       echo "error: timed out waiting for /var/lib/dpkg/lock" >&2
  79       exit 1
  80     fi
  81     $ROOTCMD apt-get update
  82   done
  83 fi
  84 ### end sources install + updates
  85
  86
  87 #### misc configurations
  88
  89
  90 if [[ $FAI_ACTION != dirinstall ]] && ! ifclass NOCRYPT; then
  91   if ifclass LINODE; then
  92     speed=19200
  93     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8"
  94   else
  95     speed=115200
  96     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8 console=tty0"
  97     case $HOSTNAME in
  98       kd)
  99         fcopy -v /usr/bin/myncq
 100
 101         cat >$target/etc/systemd/system/myncq.service <<'EOF'
 102 [Unit]
 103 Description=fix ncq errors
 104
 105 [Service]
 106 Type=oneshot
 107 ExecStart=/usr/bin/myncq
 108 TimeoutStartSec=20
 109
 110 [Install]
 111 # https://www.enricozini.org/blog/2017/debian/systemd-07-devices/
 112 WantedBy=dev-disk-by\x2did-ata\x2dSamsung_SSD_870_QVO_8TB_S5VUNG0N900656V.device
 113 EOF
 114
 115         $chroot bash <<'EOFOUTER'
 116 systemctl enable myncq.service
 117 /usr/bin/myncq no-upgrub
 118 EOFOUTER
 119
 120         ;;
 121       # per rubens suggestion to make a d16 more stable
 122       kd|kw) cmdline+=" pci=realloc=off" ;;
 123     esac
 124   fi
 125
 126 fi ##### end != dirinstall && != NOCRYPT
 127
 128
 129 ###### begin network setup ####
 130
 131 # use old names. the idea of them changing between boots has never
 132 # happened to me and I usually only have 1 wired or other type.
 133 # If I ever do need to care about it, I will.
 134 # Strangely this didn't work on kw, so I added kernel cmdline parameter.
 135 # https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
 136 ln -sf /dev/null $target/etc/systemd/network/99-default.link
 137
 138
 139 # bitfolk installer handles the rest
 140 case $HOSTNAME in
 141   bk|je) exit 0 ;;
 142 esac
 143
 144
 145 # bug fix, somewhere between t9's xorg 1.19.6
 146 # and 1.20.1-3ubuntu2
 147 #  xserver-xorg-video-nouveau                 1:1.0.15-3
 148 # xorg stopped load nouveau
 149 #  https://www.linuxquestions.org/questions/slackware-14/kernel-modules-conflicting-with-nouveau-driver-4175623867/
 150 # https://nouveau.freedesktop.org/InstallNouveau.html
 151 # And now in t11, things got worse with a newer card also not loading
 152 # nouveau when it did in t10.
 153 if lspci|grep -q 'VGA compatible controller: NVIDIA'; then
 154   mkdir -p $target/etc/X11/xorg.conf.d/
 155   cat >$target/etc/X11/xorg.conf.d/10-nouveau.conf <<'EOF'
 156 Section "Device"
 157 Identifier "Device0"
 158 Driver "nouveau"
 159 EndSection
 160 EOF
 161 fi
 162
 163 # use networkmanager if this host has wireless.
 164 if [[ $HOSTNAME == bo ]] || type -p iw &>/dev/null && [[ $(iw dev) ]]; then
 165   $chroot bash <<EOF
 166 apt-get -y install network-manager
 167 EOF
 168
 169   # allow networkmanager to manage interfaces
 170   #https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1638842
 171   touch $target/etc/NetworkManager/conf.d/10-globally-managed-devices.conf
 172   # in a default desktop install, it looks like netplan creates this file under
 173   # run/NetworkManager/conf.d in early boot.
 174
 175   # By default, dns=default is set in etiona, and dns is just broken.
 176   # Maybe with resolvconf it would work, but theres no need for that.
 177   # https://wiki.gnome.org/Projects/NetworkManager/DNS
 178   cat >$target/etc/NetworkManager/conf.d/99-iank.conf <<'EOF'
 179 [main]
 180 dns=systemd-resolved
 181 EOF
 182 else
 183   cat > $target/etc/network/interfaces <<-EOF
 184 # generated by FAI
 185 auto lo eth0
 186 iface lo inet loopback
 187 iface eth0 inet dhcp
 188 iface eth0 inet6 auto
 189
 190 source-directory /etc/network/interfaces.d
 191 EOF
 192
 193   # previously had an else condition after
 194   #elif ifclass VM || ifclass LINODE; then
 195   # iface $NIC1 inet manual
 196   # iface br0 inet dhcp
 197   #   bridge_ports $NIC1
 198   #   bridge_stp off
 199   #   bridge_maxwait 0
 200   # however, on t9, on startup, br0, became
 201   # rename1 and didn't come up. i dunno why,
 202   # but the bridge is for vms that I rarely use,
 203   # so not bothering to figure it out.
 204
 205
 206 fi
 207
 208 # for btrfs bug reporting, install latest kernel and btrfs progs, as of
 209 # 2023-07-21
 210 case $HOSTNAME in
 211   sy)
 212     mkdir -p $FAI_ROOT/tmp/kernel-debs
 213     cd $FAI_ROOT/tmp/kernel-debs
 214     va=6.4.3
 215     vb=$va-060403
 216     vc=${vb}.202307110536
 217     pre="https://kernel.ubuntu.com/~kernel-ppa/mainline/v$va/amd64/linux-"
 218     if ! dpkg -s -- linux-headers-${vb}  2>&1 | grep -Fx "Status: install ok installed" &>/dev/null; then
 219       urls=(
 220         ${pre}headers-${vb}_${vc}_all.deb
 221         ${pre}{headers,image-unsigned,modules}-${vb}-generic_${vc}_amd64.deb
 222       )
 223       wget "${urls[@]}"
 224       $chroot bash <<EOF
 225 cd /tmp/kernel-debs
 226 dpkg -i *.deb
 227 EOF
 228     fi
 229     ;;
 230   *)
 231     $chroot apt-get -y install linux-libre
 232     ;;
 233 esac
 234
 235 cp -ra $bprogs_pre/a/opt/btrfs-progs-release/btrfs-progs-v6.3.2 $FAI_ROOT/tmp/btrfs-progs
 236 $chroot bash <<EOF
 237 cd /tmp/btrfs-progs
 238 make install
 239 EOF
 240
 241
 242 if ifclass LINODE; then
 243   mkdir -p $target/etc/initramfs-tools/conf.d
 244   cat >$target/etc/initramfs-tools/conf.d/mine <<EOF
 245 # dhcp in initramfs doesn't work on linode. i dunno why, whatever.
 246 # man 5 initramfs.conf
 247 # /usr/share/doc/klibc-utils/README.ipconfig.gz
 248 # /usr/share/initramfs-tools/scripts/functions
 249 IP=$linode_ip::$linode_gw:255.255.255.0::eth0:off
 250 EOF
 251
 252
 253   if [[ $HOSTNAME == li ]]; then
 254     cat > $target/etc/network/interfaces <<-EOF
 255 # generated by FAI
 256 auto lo eth0
 257 iface lo inet loopback
 258 iface eth0 inet dhcp
 259 # for the standard network config, uncomment this and comment the lines after it.
 260 #iface eth0 inet6 auto
 261
 262 iface eth0 inet6 static
 263 # this is really a /128. it seems like we need to assign it for ipv6 to work.
 264 address 2600:3c00::f03c:91ff:fe6d:baf8/64
 265 gateway fe80::1
 266
 267 iface eth0 inet6 static
 268 # from a requested /64 pool
 269 address 2600:3c00:e000:280::2/64
 270
 271 source-directory /etc/network/interfaces.d
 272 EOF
 273   fi
 274 fi
 275
 276
 277 ##### end network setup  #####
 278
 279
 280 if ifclass VOL_BULLSEYE_BOOTSTRAP; then
 281   fcopy /etc/systemd/system/faicheck.service
 282   $chroot bash <<'EOFOUTER'
 283 systemctl enable faicheck.service
 284 EOFOUTER
 285   exit 0 # avoid unnecessary stuff in bootstrap vol
 286 fi
 287
 288
 289 ## misc settings
 290 $chroot bash <<'EOFOUTER'
 291 #### begin .ssh setup ###
 292 set -x
 293 set -eE -o pipefail
 294 if ! [[ -s /home/iank/.ssh/authorized_keys ]]; then
 295   mkdir -p /home/iank/.ssh
 296   f=/root/.ssh/authorized_keys
 297   if [[ -e $f ]]; then
 298      cp $f /home/iank/.ssh
 299   fi
 300   chown -R 1000:1000 /home/iank/.ssh
 301   chmod -R u=Xrw,og= /home/iank/.ssh
 302   rm -rf /root/.ssh
 303   # remove broken symlinks or the following cp will fail
 304   find /home/iank/.ssh -xtype l -exec rm '{}' \;
 305   cp -rL /home/iank/.ssh /root
 306   chown -R root:root /root/.ssh
 307   chmod 700 /root/.ssh
 308 fi
 309
 310 # old link from
 311 # # https://ticktockhouse.svbtle.com/my-obligatory-ubuntu-ssh-agent-post
 312 # but that made a service that started too soon and didn't pick up our
 313 # x env vars. instead, copy from the root ssh-agent just the
 314 # appropriate things into a new service.
 315 rm -f /home/iank/.config/systemd/user/default.target.wants/ssh-agent.service
 316
 317 rm -f /home/iank/.local/share/systemd/user/sshaiank.service \
 318   /home/iank/.config/systemd/user/default.target.wants/sshaiank.service
 319
 320 #### end .ssh setup ###
 321
 322 ## duplicated in ssh-emacs-setup
 323 # done here so its setup earlier for convenience
 324 line='AcceptEnv INSIDE_EMACS BRC COLUMNS'
 325 f=/etc/ssh/sshd_config
 326 grep -xFq "$line" $f || tee -a $f <<<"$line"
 327
 328
 329 # default debian groups (jessie through buster) + adm, root, admin
 330 for g in cdrom floppy audio dip video plugdev netdev adm sudo admin; do
 331   if getent group $g >/dev/null; then
 332     usermod -aG $g iank
 333   fi
 334 done
 335
 336 if getent group systemd-journal >/dev/null; then
 337   usermod -aG systemd-journal iank
 338 fi
 339 EOFOUTER
 340
 341 rm -f $target/etc/resolv.conf
 342 ln -s ../run/systemd/resolve/stub-resolv.conf $target/etc/resolv.conf
 343 # needed for bitfolk image
 344 if [[ -e /a/bin/fai/fai-wrapper ]]; then
 345   systemctl enable systemd-resolved
 346   systemctl start systemd-resolved
 347 fi
 348
 349
 350
 351 # reading through the groups that iank is in but user2 isn't,
 352 for g in plugdev audio video cdrom; do
 353   $ROOTCMD usermod -a -G $g user2
 354 done