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 # this gets done by fai, but just happens too often that
  32 # I add sources due to new distros, whatever.
  33 fcopy -riB /etc/apt/preferences.d
  34 fcopy -riB /etc/apt/sources.list.d
  35
  36
  37 src=$FAI/distro-install-common/shadow
  38 dst=/q/root/shadow
  39 if [[ ! -e $dst && -e $src ]]; then
  40   # outside of fai context, we skip this
  41   mkdir -p $dst
  42   mount -o bind $src $dst
  43 fi
  44
  45 $FAI/distro-install-common/end
  46
  47
  48
  49 ### begin sources install + updates
  50 # these get copied in an earlier stage by fai, but leaving it here since
  51 # I run this as a single post-fai script to update things that have changed.
  52 tmpfile1=$(mktemp)
  53 # this can fail if we need an apt update
  54 chroot $FAI_ROOT /usr/bin/apt-cache policy >$tmpfile1 ||:
  55 fcopy -riB /etc/apt
  56
  57 tmpfile2=$(mktemp)
  58 chroot $FAI_ROOT /usr/bin/apt-cache policy >$tmpfile2
  59 if ! diff -q $tmpfile1 $tmpfile2; then
  60   chroot $FAI_ROOT /usr/bin/apt update
  61 fi
  62 # outside of fai, this seems to regularly lead to
  63 # E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)
  64 # so add a sleep. 1 sec is probably way more than needed.
  65 sleep 1
  66 f=$FAI_ROOT/var/cache/apt/pkgcache.bin
  67 if [[ ! -r $f ]] || (( $(( $(date +%s) - $(stat -c %Y $f ) )) > 60*60*2 )); then
  68   i=0
  69   while fuser $FAI_ROOT/var/lib/dpkg/lock &>/dev/null; do
  70     sleep 1
  71     i=$(( i+1 ))
  72     if (( i > 300 )); then
  73       echo "error: timed out waiting for /var/lib/dpkg/lock" >&2
  74       exit 1
  75     fi
  76     $ROOTCMD apt-get update
  77   done
  78 fi
  79 ### end sources install + updates
  80
  81
  82 #### misc configurations
  83
  84
  85 if [[ $FAI_ACTION != dirinstall ]] && ! ifclass NOCRYPT; then
  86   if ifclass LINODE; then
  87     speed=19200
  88     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8"
  89   else
  90     speed=115200
  91     cmdline="rd.luks.crypttab=no net.ifnames=0 console=ttyS0,${speed}n8 console=tty0"
  92     case $HOSTNAME in
  93       kd)
  94         fcopy -v /usr/bin/myncq
  95
  96         cat >$target/etc/systemd/system/myncq.service <<'EOF'
  97 [Unit]
  98 Description=fix ncq errors
  99
 100 [Service]
 101 Type=oneshot
 102 ExecStart=/usr/bin/myncq
 103 TimeoutStartSec=20
 104
 105 [Install]
 106 # https://www.enricozini.org/blog/2017/debian/systemd-07-devices/
 107 WantedBy=dev-disk-by\x2did-ata\x2dSamsung_SSD_870_QVO_8TB_S5VUNG0N900656V.device
 108 EOF
 109
 110         chroot $FAI_ROOT bash <<'EOFOUTER'
 111 systemctl enable myncq.service
 112 /usr/bin/myncq no-upgrub
 113 EOFOUTER
 114
 115         ;;
 116       # per rubens suggestion to make a d16 more stable
 117       kd|kw) cmdline+=" pci=realloc=off" ;;
 118     esac
 119   fi
 120
 121 fi ##### end != dirinstall && != NOCRYPT
 122
 123
 124 ###### begin network setup ####
 125
 126 # use old names. the idea of them changing between boots has never
 127 # happened to me and I usually only have 1 wired or other type.
 128 # If I ever do need to care about it, I will.
 129 # Strangely this didn't work on kw, so I added kernel cmdline parameter.
 130 # https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
 131 ln -sf /dev/null $target/etc/systemd/network/99-default.link
 132
 133
 134 # bitfolk installer handles the rest
 135 case $HOSTNAME in
 136   bk|je) exit 0 ;;
 137 esac
 138
 139
 140 # bug fix, somewhere between t9's xorg 1.19.6
 141 # and 1.20.1-3ubuntu2
 142 #  xserver-xorg-video-nouveau                 1:1.0.15-3
 143 # xorg stopped load nouveau
 144 #  https://www.linuxquestions.org/questions/slackware-14/kernel-modules-conflicting-with-nouveau-driver-4175623867/
 145 # https://nouveau.freedesktop.org/InstallNouveau.html
 146 if lspci|grep -q 'GeForce GTX 6[0-9][0-9]\]'; then
 147   mkdir -p $target/etc/X11/xorg.conf.d/
 148   cat >$target/etc/X11/xorg.conf.d/10-nouveau.conf <<'EOF'
 149 Section "Device"
 150 Identifier "Device0"
 151 Driver "nouveau"
 152 EndSection
 153 EOF
 154 fi
 155
 156 # use networkmanager if this host has wireless.
 157 if [[ $HOSTNAME == bo ]] || type -p iw &>/dev/null && [[ $(iw dev) ]]; then
 158   chroot $FAI_ROOT bash <<EOF
 159 apt-get -y install network-manager
 160 EOF
 161
 162   # allow networkmanager to manage interfaces
 163   #https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1638842
 164   touch $target/etc/NetworkManager/conf.d/10-globally-managed-devices.conf
 165   # in a default desktop install, it looks like netplan creates this file under
 166   # run/NetworkManager/conf.d in early boot.
 167
 168   # By default, dns=default is set in etiona, and dns is just broken.
 169   # Maybe with resolvconf it would work, but theres no need for that.
 170   # https://wiki.gnome.org/Projects/NetworkManager/DNS
 171   cat >$target/etc/NetworkManager/conf.d/99-iank.conf <<'EOF'
 172 [main]
 173 dns=systemd-resolved
 174 EOF
 175   if [[ $HOSTNAME == frodo ]]; then
 176     cat > $target/etc/network/interfaces <<-EOF
 177 # generated by FAI
 178 auto lo eth0
 179 iface lo inet loopback
 180 iface eth0 inet static
 181 address 10.3.0.2/16
 182
 183 source-directory /etc/network/interfaces.d
 184 EOF
 185   fi
 186
 187 else
 188   cat > $target/etc/network/interfaces <<-EOF
 189 # generated by FAI
 190 auto lo eth0
 191 iface lo inet loopback
 192 iface eth0 inet dhcp
 193 iface eth0 inet6 auto
 194
 195 source-directory /etc/network/interfaces.d
 196 EOF
 197
 198   # previously had an else condition after
 199   #elif ifclass VM || ifclass LINODE; then
 200   # iface $NIC1 inet manual
 201   # iface br0 inet dhcp
 202   #   bridge_ports $NIC1
 203   #   bridge_stp off
 204   #   bridge_maxwait 0
 205   # however, on t9, on startup, br0, became
 206   # rename1 and didn't come up. i dunno why,
 207   # but the bridge is for vms that I rarely use,
 208   # so not bothering to figure it out.
 209
 210
 211 fi
 212
 213 if ifclass LINODE; then
 214   mkdir -p $target/etc/initramfs-tools/conf.d
 215   cat >$target/etc/initramfs-tools/conf.d/mine <<EOF
 216 # dhcp in initramfs doesn't work on linode. i dunno why, whatever.
 217 # man 5 initramfs.conf
 218 # /usr/share/doc/klibc-utils/README.ipconfig.gz
 219 # /usr/share/initramfs-tools/scripts/functions
 220 IP=$linode_ip::$linode_gw:255.255.255.0::eth0:off
 221 EOF
 222
 223
 224   if [[ $HOSTNAME == li ]]; then
 225     cat > $target/etc/network/interfaces <<-EOF
 226 # generated by FAI
 227 auto lo eth0
 228 iface lo inet loopback
 229 iface eth0 inet dhcp
 230 # for the standard network config, uncomment this and comment the lines after it.
 231 #iface eth0 inet6 auto
 232
 233 iface eth0 inet6 static
 234 # this is really a /128. it seems like we need to assign it for ipv6 to work.
 235 address 2600:3c00::f03c:91ff:fe6d:baf8/64
 236 gateway fe80::1
 237
 238 iface eth0 inet6 static
 239 # from a requested /64 pool
 240 address 2600:3c00:e000:280::2/64
 241
 242 source-directory /etc/network/interfaces.d
 243 EOF
 244   fi
 245 fi
 246
 247
 248 ##### end network setup  #####
 249
 250
 251 if ifclass VOL_BULLSEYE_BOOTSTRAP; then
 252   fcopy /etc/systemd/system/faicheck.service
 253   chroot $FAI_ROOT bash <<'EOFOUTER'
 254 systemctl enable faicheck.service
 255 EOFOUTER
 256   exit 0 # avoid unnecessary stuff in bootstrap vol
 257 fi
 258
 259
 260 ## misc settings
 261 chroot $FAI_ROOT bash <<'EOFOUTER'
 262 #### begin .ssh setup ###
 263 set -x
 264 set -eE -o pipefail
 265 if ! [[ -s /home/iank/.ssh/authorized_keys ]]; then
 266   mkdir -p /home/iank/.ssh
 267   f=/root/.ssh/authorized_keys
 268   if [[ -e $f ]]; then
 269      cp $f /home/iank/.ssh
 270   fi
 271   chown -R 1000:1000 /home/iank/.ssh
 272   chmod -R u=Xrw,og= /home/iank/.ssh
 273   rm -rf /root/.ssh
 274   # remove broken symlinks or the following cp will fail
 275   find /home/iank/.ssh -xtype l -exec rm '{}' \;
 276   cp -rL /home/iank/.ssh /root
 277   chown -R root:root /root/.ssh
 278   chmod 700 /root/.ssh
 279 fi
 280
 281 # old link from
 282 # # https://ticktockhouse.svbtle.com/my-obligatory-ubuntu-ssh-agent-post
 283 # but that made a service that started too soon and didn't pick up our
 284 # x env vars. instead, copy from the root ssh-agent just the
 285 # appropriate things into a new service.
 286 rm -f /home/iank/.config/systemd/user/default.target.wants/ssh-agent.service
 287
 288 rm -f /home/iank/.local/share/systemd/user/sshaiank.service \
 289   /home/iank/.config/systemd/user/default.target.wants/sshaiank.service
 290
 291 #### end .ssh setup ###
 292
 293 ## duplicated in ssh-emacs-setup
 294 # done here so its setup earlier for convenience
 295 line='AcceptEnv INSIDE_EMACS BRC COLUMNS'
 296 f=/etc/ssh/sshd_config
 297 grep -xFq "$line" $f || tee -a $f <<<"$line"
 298
 299
 300 # default debian groups (jessie through buster) + adm, root, admin
 301 for g in cdrom floppy audio dip video plugdev netdev adm sudo admin; do
 302   if getent group $g >/dev/null; then
 303     usermod -aG $g iank
 304   fi
 305 done
 306
 307 if getent group systemd-journal >/dev/null; then
 308   usermod -aG systemd-journal iank
 309 fi
 310 EOFOUTER
 311
 312 rm -f $target/etc/resolv.conf
 313 ln -s ../run/systemd/resolve/stub-resolv.conf $target/etc/resolv.conf
 314 # needed for bitfolk image
 315 if [[ -e /a/bin/fai/fai-wrapper ]]; then
 316   systemctl enable systemd-resolved
 317   systemctl start systemd-resolved
 318 fi
 319
 320
 321
 322 # reading through the groups that iank is in but user2 isn't,
 323 for g in plugdev audio video cdrom; do
 324   $ROOTCMD usermod -a -G $g user2
 325 done