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