iankelling.org Git - distro-setup/blob - distro-begin

   1 #!/bin/bash
   2 # Setup Ian's computers
   3 # Copyright (C) 2024  Ian Kelling
   4
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (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, see <http://www.gnu.org/licenses/>.
  17
  18 # SPDX-License-Identifier: GPL-3.0-or-later
  19
  20 #### for setting up a new machine
  21 # usage: $0 [-r] [HOSTNAME]
  22 # HOSTNAME changes the machine's hostname
  23
  24 # Update target_down alerts in
  25 # /a/bin/ds/filesystem/etc/prometheus/rules/iank.yml
  26 #
  27 # Update hostnames in /b/ds/check-remote-mailqs
  28
  29 ### end new machine setup
  30
  31 # tips:
  32 # run any sudo command first so your pass is cached
  33 # set the scrollback to unlimited in case something goes wrong
  34
  35
  36 # send to registrar, glue records:
  37 # for iankelling.org:
  38
  39 # ns1.iankelling.org 72.14.176.105
  40 # ns1.iankelling.org 2600:3c00::f03c:91ff:fe6d:baf8
  41 # ns2.iankelling.org 172.105.84.95
  42 # ns2.iankelling.org 2a01:7e01::f03c:91ff:feb5:baec
  43
  44 # for zroe.org:
  45
  46 # ns1.zroe.org 72.14.176.105
  47 # ns1.zroe.org 2600:3c00::f03c:91ff:fe6d:baf8
  48 # ns2.zroe.org 172.105.84.95
  49 # ns2.zroe.org 2a01:7e01::f03c:91ff:feb5:baec
  50 #
  51
  52
  53
  54 ####### begin setup environment #######
  55
  56
  57 ### make ssh interactive shell run better. for when running line interactively line by line
  58 sudo bash -c '/a/exe/ssh-emacs-setup'
  59
  60 ##### setup error handling
  61 interactive=true  # set this to false to force set -x
  62 [[ $- == *i* ]] || interactive=false
  63 if ! $interactive; then
  64   set -x
  65 fi
  66 source /a/bin/bash-bear-trap/bash-bear
  67
  68 mkdir -p ~/.local
  69 err-cleanup() {
  70   echo 1 >~/.local/distro-begin
  71 }
  72
  73 source /a/bin/distro-functions/src/package-manager-abstractions
  74
  75 ### setup logging
  76 echo "$0: $(date): starting now)"
  77
  78
  79 ### sanity checking
  80 if [[ $EUID == 0 ]]; then
  81   if getent passwd iank || getent passwd ian ; then
  82     echo "$0: error: running as root. unprivileged user exists. use it."
  83     exit 1
  84   else
  85     echo "$0: warning: running as root. I will setup users then exit"
  86   fi
  87 fi
  88
  89
  90 ### arg parsing
  91 recompile=false
  92 emacs=false
  93 if [[ -e /a/opt/emacs ]]; then
  94   emacs=true
  95 fi
  96 while [[ $1 == -* ]]; do
  97   case $1 in
  98     -r) recompile=true; shift ;;
  99     -e) emacs=false; shift ;;
 100   esac
 101 done
 102 if [[ $1 ]]; then
 103   export HOSTNAME=$1
 104 fi
 105
 106
 107 ##### variables/env setup
 108 script_dir="$(readlink -f "${BASH_SOURCE[@]}")"; script_dir=${script_dir%/*}
 109 # shellcheck source=./pkgs
 110 source $script_dir/pkgs
 111 set +x
 112 source /a/bin/distro-functions/src/identify-distros
 113 $interactive || set -x
 114 for f in kd x2 x3 x8 frodo tp li bk je demohost kw sy bo; do
 115   eval "$f() { [[ $HOSTNAME == $f ]]; }"
 116 done
 117 codename=$(debian-codename)
 118 bitfolk() { je || bk; }
 119 has_wayland() { has_monitor && [[ $codename == buster ]]; }
 120 has_x() { has_monitor && [[ $codename != buster ]]; }
 121 has_monitor() { ! vps ; }
 122 vps() { bitfolk || li; }
 123 # linode actually has btrfs now, but we dont do anything with it.
 124 has_btrfs() { ! vps; }
 125 home_network() { ! vps && ! tp; }
 126 has_p() { ! vps && ! tp; }
 127 encrypted() { ! bitfolk; }
 128 shopt -s extglob
 129 export GLOBIGNORE="*/.:*/.."
 130 umask 022
 131 PATH="/a/exe:$PATH"
 132 sed="sed --follow-symlinks"
 133
 134 ####### end setup environment #######
 135
 136
 137 ##### begin setup encryption scripts ######
 138 if encrypted; then
 139   # I tried making a service which was dependent on reboot.target,
 140   # but it happened too late in the shutdown process.
 141   sudo dd of=/etc/systemd/system/keyscripton.service <<'EOF'
 142 [Unit]
 143 Description=keyscripton
 144 # This is triggered by reboot and when keyscriptoff stops.
 145
 146 # tried using graphical.target, but it made my display manager restart before rebooting.
 147 # generally, I don't think targets order shutdown like they do startup.
 148 # So, I did systemd-analyze plot > something.svg, and picked a reliably started
 149 # service that happens late in the game.
 150 After=ntp.service
 151 DefaultDependencies=no
 152 # not sure if needed, makes sure we shut down before reboot.target
 153 Conflicts=reboot.target
 154
 155 [Service]
 156 Type=oneshot
 157 RemainAfterExit=yes
 158 ExecStart=/bin/true
 159 ExecStop=/a/exe/keyscript-on
 160
 161 [Install]
 162 WantedBy=keyscriptoff.service
 163 EOF
 164   sudo systemctl daemon-reload # needed if the file was already there
 165   sudo systemctl enable keyscripton.service
 166
 167   sudo dd of=/etc/systemd/system/keyscriptoff.service <<'EOF'
 168 [Unit]
 169 Description=keyscriptoff
 170
 171 [Service]
 172 Type=oneshot
 173 ExecStart=/a/exe/keyscript-off
 174
 175 [Install]
 176 WantedBy=multi-user.target
 177 EOF
 178   sudo systemctl daemon-reload # needed if the file was already there
 179   sudo systemctl enable keyscriptoff.service
 180   sudo systemctl start keyscriptoff.service
 181
 182   pi rsync zstd
 183
 184   ## /usr/share/doc/dropbear-initramfs/README.initramfs.gz
 185   ## claims we need to do this. but it works fine without it.
 186   # tmp=$(mktemp)
 187   # while read -r m _; do /sbin/modinfo -F filename "$m"; done </proc/modules | \
 188     #   sed -nr "s@^/lib/modules/$(uname -r)/kernel/drivers/net(/.*)?/([^/]+)\.ko\$@\2@p" \
 189     #   | sudo dd of=$tmp
 190   # if ! diff -q /etc/initramfs-tools/modules $tmp &>/dev/null; then
 191   #   sudo dd if=$tmp of=/etc/initramfs-tools/modules
 192   #   sudo /usr/sbin/update-initramfs -u -k all
 193   # fi
 194   #
 195   ## if we were creating an intall for a different machine needing different modules, we could include them all like this:
 196   ## find /lib/modules/*/kernel/drivers/net /lib/modules/*/kernel/net -type f -name '*.ko' -printf "%f\n" | sed 's/.ko$//' | sort -u >/etc/initramfs-tools/modules
 197
 198   # this is here to cleanup the leftover from the comments above. remove it eventually.
 199   if [[ -s /etc/initramfs-tools/modules ]]; then
 200     sudo truncate -s0 /etc/initramfs-tools/modules
 201     sudo /usr/sbin/update-initramfs -u -k all
 202   fi
 203
 204   # initram auth keys get setup with rootsshsync later on.
 205   $script_dir/rootsshsync
 206
 207   ### To do a remote unlock: ssh and do this once per crypt disk:
 208   # echo -n PASS >/lib/cryptsetup/passfifo
 209   # or for buster+
 210   # cryptroot-unlock
 211
 212 fi
 213 ##### end setup encryption scripts ######
 214
 215
 216 # disabled until its fixed up
 217 # install-myqueue
 218
 219 # todo, it would be nice to cut down on some of the output
 220
 221
 222 #### rerun my fai-time scripts
 223 # already ran for pxe installs, but used for vps & updates
 224 distro=$(distro-name)
 225 case $distro in
 226   ubuntu|debian|trisquel)
 227     sudo bash -c ". /a/bin/fai/fai-wrapper && /a/bin/fai/fai/config/scripts/IANK/11-iank"
 228     ;;
 229   *)
 230     sudo bash -c ". /a/bin/fai/fai-wrapper &&
 231 /a/bin/fai/fai/config/distro-install-common/end"
 232     ;;
 233 esac
 234
 235 ###### setup hostname
 236 if [[ $HOSTNAME != $(cat /etc/hostname) ]]; then
 237   echo $HOSTNAME > /etc/hostname
 238   hostname -F /etc/hostname
 239 fi
 240 # office vpn dhcp adds to /etc/resolv.conf search office.fsf.org which
 241 # makes that be #1 priority, which makes dnsmasq resolve that for
 242 # unqualified hosts first, which means we skip the hosts file. Ya, its
 243 # kinda dumb, but it is what it is. There is a dnsmasq config option to
 244 # override it too, but this seems simpler.
 245 sudo sed -i --follow-symlinks -f - /etc/hosts <<EOF
 246 \$a 127.0.1.1 $HOSTNAME.b8.nz $HOSTNAME.office.fsf.org $HOSTNAME
 247 /^127\.0\.1\.1/d
 248 EOF
 249
 250 ##### exit first stage if running as root
 251 if [[ $EUID == 0 ]]; then
 252   if [[ ! -e /home/iank/.ssh/authorized_keys && ! -L /home/iank/.ssh/authorized_keys ]]; then
 253     sudo -u iank mkdir -p /home/iank/.ssh
 254     chmod 0700 /home/iank/.ssh
 255     sudo -u iank ln -sf /p/c/machine_specific/vps/subdir_files/.ssh/authorized_keys /home/iank/.ssh
 256   fi
 257   echo "$0: running as root. exiting now that users are setup"
 258   exit 0
 259 fi
 260
 261
 262 #### setup bash for root
 263 for x in /a/c/{.bashrc,brc,brc2,.bash_profile,.profile,.inputrc,path_add_function}; do
 264   sudo -i <<EOF
 265 PATH="/a/exe:$PATH"
 266 lnf $x /root
 267 EOF
 268 done
 269
 270 ###### link files
 271 # convenient to just do all file linking in one place
 272 sudo /a/exe/lnf -T /a/bin /b
 273 sudo /a/exe/lnf -T /a/f /f
 274 sudo /a/exe/lnf -T /var/log/exim4 /el
 275 sudo /a/exe/lnf -T /a/f/ans /c
 276 sudo /a/exe/lnf -T /nocow/t /t
 277 if has_p; then
 278   lnf -T /p/News ~/News
 279 fi
 280 dirs=(/q/root /q/root/.editor-backups /q/root/.undo-tree-history)
 281 sudo mkdir -p ${dirs[@]}
 282 sudo chmod 600 ${dirs[@]}
 283 sudo /a/exe/lnf /q/root/.editor-backups /q/root/.undo-tree-history \
 284      /a/opt /a/c/.emacs.d $HOME/mw_vars /k/backup /root
 285 /a/bin/ds/install-my-scripts # needed for rootsshsync cronjob
 286 sudo /a/exe/lnf /a/c/.vim /a/c/.vimrc /a/c/.gvimrc /root
 287
 288
 289 ###### do conflink
 290 # vps needs bind group before conflink
 291 if vps; then
 292   pi-nostart bind9
 293 fi
 294 if bitfolk; then
 295   pi-nostart unbound
 296 fi
 297 # this needs to be before installing pacserve so we have gpg conf.
 298 conflink
 299 rootsshsync
 300 if [[ -e /etc/rootsudoenv ]]; then
 301   source /etc/rootsudoenv
 302 fi
 303
 304
 305
 306 ###### bash environment setup
 307 set +x
 308 err-allow
 309 source /etc/profile.d/environment.sh
 310 export LC_USEBASHRC=t
 311 # shellcheck source=./.bashrc
 312 source ~/.bashrc
 313 err-catch
 314 $interactive || set -x
 315
 316 ##### use systemd-resolved for glibc resolutions
 317
 318 pi libnss-resolve
 319
 320 if [[ ! -L /etc/nsswitch.conf ]]; then
 321   sudo mkdir -p /etc/resolved-nsswitch
 322   sudo mv /etc/nsswitch.conf /etc/resolved-nsswitch
 323   sudo ln -sf /etc/resolved-nsswitch/nsswitch.conf /etc
 324 fi
 325
 326 f=/etc/basic-nsswitch/nsswitch.conf
 327 if [[ ! -e $f ]]; then
 328   sudo mkdir -p ${f%/*}
 329   sudo cp /etc/nsswitch.conf $f
 330   sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files dns myhostname/' $f
 331 fi
 332 case $HOSTNAME in
 333   bk|je)
 334     # je should be able to get along systemd-resolved, but ive had some odd
 335     # very intermittent dns failures with spamassassin, it seems it might only
 336     # be happening with systemd-resolved, so just use unbound
 337     # to make it consistent with the other hosts.
 338     sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files dns myhostname/' /etc/nsswitch.conf
 339     soff systemd-resolved
 340     sudo ln -sf 127.0.0.1-resolv/stub-resolv.conf /etc/resolv.conf
 341     sgo unbound
 342     # cautious measure to make sure resolution is working
 343     sleep 1
 344     ;;
 345   *)
 346     # default is
 347     # files mdns4_minimal [NOTFOUND=return] dns myhostname
 348     # mdns4 is needed for my printer and for bbb webrtc, not sure exactly why.
 349     # https://www.freedesktop.org/software/systemd/man/nss-resolve.html#
 350     # seems more important than some potential use case.
 351     # Interestingly, t9/t10 man page says use files before resolve, debian 10 says the opposite.
 352     # removing files makes hostname -f not actually give the fully qualified domain name.
 353     sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files resolve [!UNAVAIL=return] mdns4_minimal [NOTFOUND=return] myhostname/' /etc/resolved-nsswitch/nsswitch.conf
 354     ;;
 355 esac
 356
 357 case $HOSTNAME in
 358   bk)
 359     sgo named
 360     ;;
 361 esac
 362
 363
 364 lines=(
 365   "/etc/resolved-nsswitch/nsswitch.conf r,"
 366   "/etc/basic-nsswitch/nsswitch.conf r,"
 367   # Aug 06 23:09:11 kd audit[3995]: AVC apparmor="DENIED" operation="connect" profile="/usr/bin/freshclam" name="/run/systemd/resolve/io.systemd.Resolve" pid=3995 comm="freshclam" requested_mask="wr" denied_mask="wr" fsuid=109 ouid=101
 368   # I dont know if this is quite the right fix, but I saw other sockets
 369   # in the nameservice files that were rw, so figured it was ok to add this and it worked.
 370   "/run/systemd/resolve/io.systemd.Resolve rw,"
 371 )
 372 f=/etc/apparmor.d/abstractions/nameservice
 373 apparmor_reload=false
 374 if [[ -e $f ]]; then
 375   for l in "${lines[@]}"; do
 376     if ! grep -qF "$l" $f; then
 377       sudo sed -i "/\/nsswitch.conf/a $l" $f
 378       apparmor_reload=true
 379       if ! grep -qF "$l" $f; then
 380         echo "$0: failed editing $f. investigate"
 381         exit 1
 382       fi
 383     fi
 384   done
 385   if $apparmor_reload && systemctl is-enabled apparmor; then
 386     m ser reload apparmor
 387   fi
 388 fi
 389
 390
 391
 392 if dpkg -s -- nscd &>/dev/null; then
 393   sudo apt-get -y remove --purge --auto-remove nscd
 394   sudo systemctl stop nscd ||: # fails if already stopped
 395 fi
 396
 397 # http://strugglers.net/~andy/blog/2020/12/03/starting-services-only-when-the-network-is-ready-on-debiansystemd/
 398 if systemctl cat ifupdown-wait-online.service &>/dev/null; then
 399   sudo systemctl enable ifupdown-wait-online.service
 400 fi
 401
 402 if bitfolk; then
 403   # remove line like this: 85.119.82.128   je.iankelling.org       je
 404   # it messes with hostname -f.
 405   sudo sed -ri "/^127\./n;/[[:space:]]$HOSTNAME\$/d" /etc/hosts
 406 fi
 407
 408 if isdeb && [[ $(debian-codename) == aramo ]]; then
 409   sudo dd of=/etc/apt/preferences.d/aramo-jammy-missing <<'EOF'
 410 Package: linux-libc-dev libmysqlclient21
 411 Pin: release n=jammy,o=Ubuntu
 412 Pin-Priority: 500
 413 EOF
 414 fi
 415
 416 # libfdk just has some patent worries.
 417 # https://www.gnu.org/licenses/license-list.en.html#fdk
 418 if isdeb && [[ $(debian-codename) == nabia ]]; then
 419   sudo dd of=/etc/apt/preferences.d/nabia-focal-missing <<'EOF'
 420 Package: libfdk-aac1
 421 Pin: release n=focal,o=Ubuntu
 422 Pin-Priority: 500
 423 EOF
 424
 425   # it has a dependency python-paramiko that should be
 426   # python3-paramiko. the backport version is pretty close to the normal
 427   # version, so i just set the pin priority low for the backport and it
 428   # doesnt bother me
 429   sudo dd of=/etc/apt/preferences.d/nabia-backport <<'EOF'
 430 Package: ansible
 431 Pin: release a=nabia-backports
 432 Pin-Priority: -100
 433 EOF
 434
 435 fi
 436
 437
 438 # to test when these become available in trisquel, copy the package list, remove the * chars, repaplace PACKAGES below
 439 # for x in PACKAGES; do hr; e $x; if [[ $x == *- ]]; then s="^$x"; dpkg -l "$x*" | sed '0,/^+++/d'; else s="^$x\$"; fi; aptitude search "~O Trisquel ~n $s"; done
 440
 441
 442 #### setup firefox backport
 443 ## ian: disabled. backports are not being published atm due to rust packaging issue
 444 # if isdeb; then
 445 #     codename=$(debian-codename)
 446 #         if isdebian-stable && has_x; then
 447 #             s dd of=/etc/apt/sources.list.d/mozilla-iceweasel.list <<EOF
 448 #     deb http://mozilla.debian.net/ $codename-backports firefox-release
 449 #     deb-src http://mozilla.debian.net/ $codename-backports firefox-release
 450 # EOF
 451 #             p update
 452 #             # take care of mozilla signing errors in previous command
 453 #             pi pkg-mozilla-archive-keyring
 454 #         fi
 455 #     p update
 456 # fi
 457
 458
 459 ######  arch aur wrapper setup
 460 if isarch; then
 461   #https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
 462   sudo pacman -S --noconfirm --needed base-devel jq
 463   # pacaur seems to be the best, although it + cower has a few minor bugs,
 464   # its design goals seem good, so, going for it.
 465
 466   aurpi() {
 467     for p in "$@"; do
 468       tempdir=$(mktemp -d)
 469       pushd $tempdir
 470       aurex "$p"
 471       makepkg -sri --skippgpcheck --noconfirm
 472       popd
 473       rm -rf $tempdir
 474     done
 475   }
 476   aurpi cower pacaur
 477
 478   pi pacserve
 479
 480   x=$(mktemp); /usr/bin/pacman.conf-insert_pacserve >$x
 481   sudo dd of=/etc/pacman.conf if=$x; rm $x
 482   sudo systemctl enable pacserve.service
 483   sudo systemctl start pacserve.service
 484
 485 fi
 486
 487 #### update all packages
 488 # shellcheck disable=SC2119 # obvious
 489 pup
 490
 491
 492 ###### p1 packages install ######
 493 pi ${p1[@]}
 494
 495
 496 ######## fix evbug bug ######
 497 case $(debian-codename-compat) in
 498   xenial|bionic|focal|jammy)
 499     # noticed in flidas. dunno if it affects any others
 500     #https://bugs.launchpad.net/ubuntu/+source/module-init-tools/+bug/240553
 501     #https://wiki.debian.org/KernelModuleBlacklisting
 502     #common advice when searching is to use /etc/modprobe.d/blacklist.conf,
 503     #but that file won't work and will get automatically reverted
 504     sudo rmmod evbug ||: # might not be loaded yet
 505     file=/etc/modprobe.d/evbug.conf
 506     line="blacklist evbug"
 507     if [[ $(cat $file) != "$line" ]]; then
 508       sudo dd of=$file status=none <<<"$line"
 509       sudo depmod -a
 510       sudo update-initramfs -u
 511     fi
 512     ;;
 513 esac
 514
 515
 516
 517 #### arch specific early packages
 518 case $(distro-name) in
 519   arch)
 520     # pkgfile is like apt-cache
 521     pi pkgfile
 522     sudo pkgfile --update
 523     ;;
 524 esac
 525
 526 #### enable trim
 527 # enable trim for volume delete, other rare commands
 528 sudo $sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc/lvm/lvm.conf
 529 if encrypted; then
 530   # flidas or so, these units arent built-in
 531   if isdeb && ! systemctl list-unit-files | grep ^fstrim.timer &>/dev/null ; then
 532     sudo cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
 533   fi
 534   # does weekly trim
 535   sudo systemctl enable fstrim.timer
 536 fi
 537
 538 ##### make extra dirs
 539 dirs=()
 540 for dir in /mnt/{1,2,3,4,5,6,7,8,9} /nocow/t; do
 541   [[ -e $dir ]] && continue
 542   dirs+=($dir)
 543 done
 544 if (( ${#dirs[@]} )); then
 545   # mkdir -p on a mounted directory will fail. so will chown if its an ro mount
 546   sudo mkdir -p "${dirs[@]}"
 547   sudo chown $USER:$USER  "${dirs[@]}"
 548 fi
 549
 550
 551 # disabled temporarily
 552 ###### setup /i
 553 # if home_network; then
 554 #   tu /etc/fstab <<'EOF'
 555 # /i/w  /w  none  bind,noauto  0 0
 556 # /i/k  /k  none  bind,noauto  0 0
 557 # EOF
 558 #   if ! mountpoint /kr; then
 559 #     sudo mkdir -p /kr
 560 #     sudo chown $USER:user2 /kr
 561 #   fi
 562 #   if [[ $HOSTNAME == frodo ]]; then
 563 #     tu /etc/fstab <<'EOF'
 564 # /k  /kr  none  bind,noauto  0 0
 565 # EOF
 566 #   else
 567 #     tu /etc/fstab <<'EOF'
 568 # frodo:/k  /kr  nfs  noauto  0 0
 569 # EOF
 570 #   fi
 571 #   sudo mkdir -p /i/{w,k}
 572 #   for dir in /{i,w,k}; do
 573 #     if mountpoint $dir; then continue; fi # already mounted
 574 #     sudo mkdir -p $dir
 575 #     sudo chown $USER:$USER $dir
 576 #   done
 577 #   # debian auto mounting of multi-disk encrypted btrfs is busted.  It is
 578 #   # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
 579 #   # based on 3 of those, it creates .device units for /dev/mapper/dev...
 580 #   # then waits endlessly for them on bootup, after the /dev/mapper disks
 581 #   # have already been created and exist. todo: create a simple repro
 582 #   # for this in a vm and report it upstream.
 583 #   pi nfs-common
 584 #   sudo dd of=/root/imount <<'EOF'
 585 # #!/bin/bash
 586 # [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
 587 # set -eE -o pipefail
 588 # trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
 589 # for dir in /i /k /kr /w; do
 590 #     if ! mountpoint $dir &>/dev/null && \
 591   #             awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
 592 #         if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
 593 #             mount $dir || echo "warning: failed to mount nfs on $dir"
 594 #         else
 595 #             mount $dir
 596 #         fi
 597 #     fi
 598 # done
 599 # EOF
 600 #   sudo chmod +x /root/imount
 601 #   sudo dd of=/etc/systemd/system/imount.service <<EOF
 602 # [Unit]
 603 # Description=Mount /i and related mountpoints
 604 # Before=syncthing@$USER.service
 605
 606 # [Service]
 607 # Type=oneshot
 608 # ExecStart=/root/imount
 609
 610 # [Install]
 611 # RequiredBy=syncthing@$USER.service
 612 # # note /kr needs networking, this target is the simplest way to
 613 # # time it when the network should be up, but not do something
 614 # # dumb like delay startup until the network is up. It happens
 615 # # at some time after network.target
 616 # WantedBy=multi-user.target
 617 # EOF
 618 #   sudo systemctl daemon-reload # needed if the file was already there
 619 #   sudo systemctl enable imount.service
 620 #   sudo systemctl start imount.service
 621 # fi
 622 ###### end setup /i
 623
 624 ##### setup /nocow.
 625 # a nocow dir that is common to multiple distros installed on the same system
 626 dir=/nocow
 627 if has_btrfs; then
 628   if ! mountpoint $dir; then
 629     subvol=/mnt/root/nocow
 630     if [[ ! -e $subvol ]]; then
 631       sudo btrfs subvolume create $subvol
 632       sudo chown root:1000 $subvol
 633       sudo chattr +C $subvol
 634     fi
 635
 636     first_root_crypt=$(awk '$2 == "/" {print $1}' /etc/mtab)
 637     tu /etc/fstab <<EOF
 638 $first_root_crypt  /nocow  btrfs  noatime,subvol=nocow$( (( $(nproc) > 2)) && echo ,compress=zstd )  0 0
 639 EOF
 640     sudo mkdir -p $dir
 641     sudo chown $USER:$USER $dir
 642     sudo mount $dir
 643   fi
 644 else
 645   sudo mkdir -p $dir
 646 fi
 647
 648 case $HOSTNAME in
 649   kd)
 650     tu /etc/fstab <<'EOF'
 651 /dev/mapper/crypt_dev_ata-Samsung_SSD_870_QVO_8TB_S5VUNG0N900656V-part7  /d  btrfs  nofail,x-systemd.device-timeout=30s,x-systemd.mount-timeout=30s,noatime,compress=zstd,subvol=d  0 0
 652 /d/m /i  none  bind,compress=zstd  0 0
 653 EOF
 654     if ! mountpoint /d &>/dev/null; then
 655       sudo mkdir -p /d
 656       if [[ -d /mnt/r7/d ]]; then
 657         sudo mount /d
 658       fi
 659     fi
 660     if ! mountpoint /i &>/dev/null; then
 661       sudo mkdir -p /i
 662       sudo mount /i
 663     fi
 664     ;;
 665   frodo)
 666     tu /etc/fstab <<'EOF'
 667 /dev/mapper/crypt_dev_ata-ata-Hitachi_HDS722020ALA330_JK1121YAG7SXWS-part1  /i  btrfs  nofail,x-systemd.device-timeout=30s,x-systemd.mount-timeout=30s,noatime,subvol=i  0 0
 668 EOF
 669     if ! mountpoint /i &>/dev/null; then
 670       sudo mkdir -p /i
 671       if [[ -d /mnt/i/i ]]; then
 672         sudo mount /i
 673       fi
 674     fi
 675     ;;
 676 esac
 677
 678 if bitfolk; then
 679   sudo systemctl disable systemd-networkd
 680 fi
 681
 682 ##### setup email
 683 primary-setup
 684
 685 #### ubuntu nicety
 686 if isubuntu; then
 687   # disable crash report annoying dialogs.
 688   sudo dd of=/etc/default/apport <<<'enabled=0'
 689 fi
 690
 691 ##### install laptop hardware packages
 692 if tp || x2 || x3 || bo || sy; then
 693   case $distro in
 694     debian)
 695       pi task-laptop
 696       ;;
 697     ubuntu|trisquel)
 698       # the exact packages that task-laptop would install, since ubuntu
 699       # doesn\'t have this virtual in practice package.
 700       pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
 701       ;;
 702     # todo: other distros unknown
 703   esac
 704 fi
 705
 706 if has_monitor; then
 707
 708   # sway not packaged for t9, not bothering to build it yet since
 709   # i3 doesnt seem to tear and stutter on video anymore.
 710   if [[ $codename == buster ]]; then
 711     pi sway xwayland
 712   fi
 713
 714
 715   ###### install X
 716   pi i3
 717
 718   ##### install xinput
 719   case $(distro-name) in
 720     trisquel|ubuntu|debian)
 721       pi xinput
 722       ;;
 723   esac
 724
 725   # recommends gets us geoclue (for darkening automatically at night i assume),
 726   # which recommends modemmanager, which is annoying to fix for the model01 keyboard.
 727   # commented because I dont use it much, and in nabia its named changed to redshift-gtk
 728   #pi --no-install-recommends gtk-redshift
 729
 730   ##### setup X autostart
 731   # install for multiple display managers in case we use one
 732   dir=/etc/X11/xinit/xinitrc.d/
 733   sudo mkdir -p $dir
 734   sudo cp /a/bin/distro-setup/desktop-20-autostart.sh $dir
 735
 736   ## disabled since i'm not using gdm atm
 737   # dir=/etc/gdm3
 738   # sudo mkdir -p $dir/PostLogin
 739   # sudo cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
 740   sudo mkdir -p /etc/lightdm/lightdm.conf.d
 741   # etiona lightdm.log:
 742   # [SeatDefaults] is now called [Seat:*], please update this configuration
 743   sudo dd of=/etc/lightdm/lightdm.conf.d/12-iank.conf <<'EOF'
 744 [Seat:*]
 745 # display-setup-script=/a/bin/ds/lightdm-start
 746 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
 747 EOF
 748
 749
 750   # originally used xkbcomp, documented in input-setup.sh, this doesnt
 751   # work under wayland, but its still useful for creating the config,
 752   # then modifying the system files.
 753   sudo sed -i.orig '/key *<KPMU> *{/,/}/s/KP_Multiply/underscore/g' /usr/share/X11/xkb/symbols/keypad
 754
 755   ##### basic graphical packages
 756   pi konsole suckless-tools ssh-askpass
 757 fi
 758
 759
 760
 761 ##### install  emacs
 762 if $emacs; then
 763   if isarch; then
 764     # emacs git build was broken last time i checked,
 765     x=$(mktemp -d)
 766     pushd $x
 767     aurex emacs-git
 768     makepkg -si --noconfirm
 769     popd
 770     rm -rf $x
 771     pi hunspell hunspell-en
 772   else
 773     if $recompile; then
 774       /a/bin/buildscripts/emacs
 775       /a/bin/buildscripts/mu4e
 776     else
 777       /a/bin/buildscripts/emacs --no-r
 778       /a/bin/buildscripts/mu4e --no-r
 779     fi
 780   fi
 781   # the first pup command can kill off our /etc/ mod, so rerun this
 782   /a/exe/ssh-emacs-setup
 783 fi
 784
 785 if [[ $HOSTNAME == kd ]] && ! mountpoint /d &>/dev/null; then
 786   cat <<'EOFOUTER'
 787 # if this is a fresh reinstall, need to run something like this
 788 # to restore data:
 789 mkdir /mnt/r7/btrbk
 790 btrbk archive /mnt/rust1/btrbk /mnt/r7/btrbk
 791 btrfs sub snap /mnt/r7/btrbk/LATEST /mnt/r7/d
 792 mount /d
 793 EOFOUTER
 794 fi
 795
 796
 797 echo 0 >~/.local/distro-begin
 798 echo "$0: $(date): ending now"
 799 echo "exiting with status 0"
 800 exit 0