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

   1 #!/bin/bash
   2 # Copyright (C) 2016 Ian Kelling
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7 #
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 #### for setting up a new machine
  17 # usage: $0 [-r] [HOSTNAME]
  18 # HOSTNAME changes the machine's hostname
  19
  20 # Update target_down alerts in
  21 # /a/bin/ds/filesystem/etc/prometheus/rules/iank.yml
  22 #
  23 # Update hostnames in /b/ds/check-remote-mailqs
  24
  25 ### end new machine setup
  26
  27 # tips:
  28 # run any sudo command first so your pass is cached
  29 # set the scrollback to unlimited in case something goes wrong
  30
  31
  32 # send to registrar, glue records:
  33 # for iankelling.org:
  34
  35 # ns1.iankelling.org 72.14.176.105
  36 # ns1.iankelling.org 2600:3c00::f03c:91ff:fe6d:baf8
  37 # ns2.iankelling.org 172.105.84.95
  38 # ns2.iankelling.org 2a01:7e01::f03c:91ff:feb5:baec
  39
  40 # for zroe.org:
  41
  42 # ns1.zroe.org 72.14.176.105
  43 # ns1.zroe.org 2600:3c00::f03c:91ff:fe6d:baf8
  44 # ns2.zroe.org 172.105.84.95
  45 # ns2.zroe.org 2a01:7e01::f03c:91ff:feb5:baec
  46 #
  47
  48
  49
  50 ####### begin setup environment #######
  51
  52
  53 ### make ssh interactive shell run better. for when running line interactively line by line
  54 sudo bash -c '/a/exe/ssh-emacs-setup'
  55
  56 ##### setup error handling
  57 interactive=true  # set this to false to force set -x
  58 [[ $- == *i* ]] || interactive=false
  59 if ! $interactive; then
  60   set -x
  61 fi
  62 source /a/bin/errhandle/err
  63
  64 mkdir -p ~/.local
  65 err-cleanup() {
  66   echo 1 >~/.local/distro-begin
  67 }
  68
  69 source /a/bin/distro-functions/src/package-manager-abstractions
  70
  71 ### setup logging
  72 echo "$0: $(date): starting now)"
  73
  74
  75 ### sanity checking
  76 if [[ $EUID == 0 ]]; then
  77   if getent passwd iank || getent passwd ian ; then
  78     echo "$0: error: running as root. unprivileged user exists. use it."
  79     exit 1
  80   else
  81     echo "$0: warning: running as root. I will setup users then exit"
  82   fi
  83 fi
  84
  85
  86 ### arg parsing
  87 recompile=false
  88 emacs=false
  89 if [[ -e /a/opt/emacs ]]; then
  90   emacs=true
  91 fi
  92 while [[ $1 == -* ]]; do
  93   case $1 in
  94     -r) recompile=true; shift ;;
  95     -e) emacs=false; shift ;;
  96   esac
  97 done
  98 if [[ $1 ]]; then
  99   export HOSTNAME=$1
 100 fi
 101
 102
 103 ##### variables/env setup
 104 script_dir="$(readlink -f "${BASH_SOURCE[@]}")"; script_dir=${script_dir%/*}
 105 # shellcheck source=./pkgs
 106 source $script_dir/pkgs
 107 set +x
 108 source /a/bin/distro-functions/src/identify-distros
 109 $interactive || set -x
 110 for f in kd x2 x3 x8 frodo tp li bk je demohost kw sy bo; do
 111   eval "$f() { [[ $HOSTNAME == $f ]]; }"
 112 done
 113 codename=$(debian-codename)
 114 bitfolk() { je || bk; }
 115 has_wayland() { has_monitor && [[ $codename == buster ]]; }
 116 has_x() { has_monitor && [[ $codename != buster ]]; }
 117 has_monitor() { ! vps ; }
 118 vps() { bitfolk || li; }
 119 # linode actually has btrfs now, but we dont do anything with it.
 120 has_btrfs() { ! vps; }
 121 home_network() { ! vps && ! tp; }
 122 has_p() { ! vps && ! tp; }
 123 encrypted() { ! bitfolk; }
 124 shopt -s extglob
 125 export GLOBIGNORE="*/.:*/.."
 126 umask 022
 127 PATH="/a/exe:$PATH"
 128 sed="sed --follow-symlinks"
 129
 130 ####### end setup environment #######
 131
 132
 133 ##### begin setup encryption scripts ######
 134 if encrypted; then
 135   # I tried making a service which was dependent on reboot.target,
 136   # but it happened too late in the shutdown process.
 137   sudo dd of=/etc/systemd/system/keyscripton.service <<'EOF'
 138 [Unit]
 139 Description=keyscripton
 140 # This is triggered by reboot and when keyscriptoff stops.
 141
 142 # tried using graphical.target, but it made my display manager restart before rebooting.
 143 # generally, I don't think targets order shutdown like they do startup.
 144 # So, I did systemd-analyze plot > something.svg, and picked a reliably started
 145 # service that happens late in the game.
 146 After=ntp.service
 147 DefaultDependencies=no
 148 # not sure if needed, makes sure we shut down before reboot.target
 149 Conflicts=reboot.target
 150
 151 [Service]
 152 Type=oneshot
 153 RemainAfterExit=yes
 154 ExecStart=/bin/true
 155 ExecStop=/a/exe/keyscript-on
 156
 157 [Install]
 158 WantedBy=keyscriptoff.service
 159 EOF
 160   sudo systemctl daemon-reload # needed if the file was already there
 161   sudo systemctl enable keyscripton.service
 162
 163   sudo dd of=/etc/systemd/system/keyscriptoff.service <<'EOF'
 164 [Unit]
 165 Description=keyscriptoff
 166
 167 [Service]
 168 Type=oneshot
 169 ExecStart=/a/exe/keyscript-off
 170
 171 [Install]
 172 WantedBy=multi-user.target
 173 EOF
 174   sudo systemctl daemon-reload # needed if the file was already there
 175   sudo systemctl enable keyscriptoff.service
 176   sudo systemctl start keyscriptoff.service
 177
 178   pi rsync zstd
 179
 180   ## /usr/share/doc/dropbear-initramfs/README.initramfs.gz
 181   ## claims we need to do this. but it works fine without it.
 182   # tmp=$(mktemp)
 183   # while read -r m _; do /sbin/modinfo -F filename "$m"; done </proc/modules | \
 184     #   sed -nr "s@^/lib/modules/$(uname -r)/kernel/drivers/net(/.*)?/([^/]+)\.ko\$@\2@p" \
 185     #   | sudo dd of=$tmp
 186   # if ! diff -q /etc/initramfs-tools/modules $tmp &>/dev/null; then
 187   #   sudo dd if=$tmp of=/etc/initramfs-tools/modules
 188   #   sudo /usr/sbin/update-initramfs -u -k all
 189   # fi
 190   #
 191   ## if we were creating an intall for a different machine needing different modules, we could include them all like this:
 192   ## 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
 193
 194   # this is here to cleanup the leftover from the comments above. remove it eventually.
 195   if [[ -s /etc/initramfs-tools/modules ]]; then
 196     sudo truncate -s0 /etc/initramfs-tools/modules
 197     sudo /usr/sbin/update-initramfs -u -k all
 198   fi
 199
 200   # initram auth keys get setup with rootsshsync later on.
 201   $script_dir/rootsshsync
 202
 203   ### To do a remote unlock: ssh and do this once per crypt disk:
 204   # echo -n PASS >/lib/cryptsetup/passfifo
 205   # or for buster+
 206   # cryptroot-unlock
 207
 208 fi
 209 ##### end setup encryption scripts ######
 210
 211
 212 # disabled until its fixed up
 213 # install-myqueue
 214
 215 # todo, it would be nice to cut down on some of the output
 216
 217
 218 #### rerun my fai-time scripts
 219 # already ran for pxe installs, but used for vps & updates
 220 distro=$(distro-name)
 221 case $distro in
 222   ubuntu|debian|trisquel)
 223     sudo bash -c ". /a/bin/fai/fai-wrapper && /a/bin/fai/fai/config/scripts/IANK/11-iank"
 224     ;;
 225   *)
 226     sudo bash -c ". /a/bin/fai/fai-wrapper &&
 227 /a/bin/fai/fai/config/distro-install-common/end"
 228     ;;
 229 esac
 230
 231 ###### setup hostname
 232 if [[ $HOSTNAME != $(cat /etc/hostname) ]]; then
 233   echo $HOSTNAME > /etc/hostname
 234   hostname -F /etc/hostname
 235 fi
 236 # office vpn dhcp adds to /etc/resolv.conf search office.fsf.org which
 237 # makes that be #1 priority, which makes dnsmasq resolve that for
 238 # unqualified hosts first, which means we skip the hosts file. Ya, its
 239 # kinda dumb, but it is what it is. There is a dnsmasq config option to
 240 # override it too, but this seems simpler.
 241 sudo sed -i --follow-symlinks -f - /etc/hosts <<EOF
 242 \$a 127.0.1.1 $HOSTNAME.b8.nz $HOSTNAME.office.fsf.org $HOSTNAME
 243 /^127\.0\.1\.1/d
 244 EOF
 245
 246 ##### exit first stage if running as root
 247 if [[ $EUID == 0 ]]; then
 248   if [[ ! -e /home/iank/.ssh/authorized_keys && ! -L /home/iank/.ssh/authorized_keys ]]; then
 249     sudo -u iank mkdir -p /home/iank/.ssh
 250     chmod 0700 /home/iank/.ssh
 251     sudo -u iank ln -sf /p/c/machine_specific/vps/subdir_files/.ssh/authorized_keys /home/iank/.ssh
 252   fi
 253   echo "$0: running as root. exiting now that users are setup"
 254   exit 0
 255 fi
 256
 257
 258 #### setup bash for root
 259 for x in /a/c/{.bashrc,brc,brc2,.bash_profile,.profile,.inputrc,path_add_function}; do
 260   sudo -i <<EOF
 261 PATH="/a/exe:$PATH"
 262 lnf $x /root
 263 EOF
 264 done
 265
 266 ###### link files
 267 # convenient to just do all file linking in one place
 268 sudo /a/exe/lnf -T /a/bin /b
 269 sudo /a/exe/lnf -T /a/f /f
 270 sudo /a/exe/lnf -T /var/log/exim4 /el
 271 sudo /a/exe/lnf -T /a/f/ans /c
 272 sudo /a/exe/lnf -T /nocow/t /t
 273 if has_p; then
 274   lnf -T /p/News ~/News
 275 fi
 276 dirs=(/q/root /q/root/.editor-backups /q/root/.undo-tree-history)
 277 sudo mkdir -p ${dirs[@]}
 278 sudo chmod 600 ${dirs[@]}
 279 sudo /a/exe/lnf /q/root/.editor-backups /q/root/.undo-tree-history \
 280      /a/opt /a/c/.emacs.d $HOME/mw_vars /k/backup /root
 281 /a/bin/ds/install-my-scripts # needed for rootsshsync cronjob
 282 sudo /a/exe/lnf /a/c/.vim /a/c/.vimrc /a/c/.gvimrc /root
 283
 284
 285 ###### do conflink
 286 # vps needs bind group before conflink
 287 if vps; then
 288   pi-nostart bind9
 289 fi
 290 if bitfolk; then
 291   pi-nostart unbound
 292 fi
 293 # this needs to be before installing pacserve so we have gpg conf.
 294 conflink
 295 rootsshsync
 296 if [[ -e /etc/rootsudoenv ]]; then
 297   source /etc/rootsudoenv
 298 fi
 299
 300
 301
 302 ###### bash environment setup
 303 set +x
 304 err-allow
 305 source /etc/profile.d/environment.sh
 306 export LC_USEBASHRC=t
 307 # shellcheck source=./.bashrc
 308 source ~/.bashrc
 309 err-catch
 310 $interactive || set -x
 311
 312 ##### use systemd-resolved for glibc resolutions
 313
 314 pi libnss-resolve
 315
 316 if [[ ! -L /etc/nsswitch.conf ]]; then
 317   sudo mkdir -p /etc/resolved-nsswitch
 318   sudo mv /etc/nsswitch.conf /etc/resolved-nsswitch
 319   sudo ln -sf /etc/resolved-nsswitch/nsswitch.conf /etc
 320 fi
 321
 322 f=/etc/basic-nsswitch/nsswitch.conf
 323 if [[ ! -e $f ]]; then
 324   sudo mkdir -p ${f%/*}
 325   sudo cp /etc/nsswitch.conf $f
 326   sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files dns myhostname/' $f
 327 fi
 328 case $HOSTNAME in
 329   bk|je)
 330     # je should be able to get along systemd-resolved, but ive had some odd
 331     # very intermittent dns failures with spamassassin, it seems it might only
 332     # be happening with systemd-resolved, so just use unbound
 333     # to make it consistent with the other hosts.
 334     sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files dns myhostname/' /etc/nsswitch.conf
 335     soff systemd-resolved
 336     sudo ln -sf 127.0.0.1-resolv/stub-resolv.conf /etc/resolv.conf
 337     sgo unbound
 338     # cautious measure to make sure resolution is working
 339     sleep 1
 340     ;;
 341   *)
 342     # default is
 343     # files mdns4_minimal [NOTFOUND=return] dns myhostname
 344     # mdns4 is needed for my printer and for bbb webrtc, not sure exactly why.
 345     # https://www.freedesktop.org/software/systemd/man/nss-resolve.html#
 346     # seems more important than some potential use case.
 347     # Interestingly, t9/t10 man page says use files before resolve, debian 10 says the opposite.
 348     # removing files makes hostname -f not actually give the fully qualified domain name.
 349     sudo sed -i --follow-symlinks 's/^ *hosts:.*/hosts: files resolve [!UNAVAIL=return] mdns4_minimal [NOTFOUND=return] myhostname/' /etc/resolved-nsswitch/nsswitch.conf
 350     ;;
 351 esac
 352
 353 case $HOSTNAME in
 354   bk)
 355     sgo named
 356     ;;
 357 esac
 358
 359
 360 lines=(
 361   "/etc/resolved-nsswitch/nsswitch.conf r,"
 362   "/etc/basic-nsswitch/nsswitch.conf r,"
 363   # 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
 364   # I dont know if this is quite the right fix, but I saw other sockets
 365   # in the nameservice files that were rw, so figured it was ok to add this and it worked.
 366   "/run/systemd/resolve/io.systemd.Resolve rw,"
 367 )
 368 f=/etc/apparmor.d/abstractions/nameservice
 369 apparmor_reload=false
 370 if [[ -e $f ]]; then
 371   for l in "${lines[@]}"; do
 372     if ! grep -qF "$l" $f; then
 373       sudo sed -i "/\/nsswitch.conf/a $l" $f
 374       apparmor_reload=true
 375       if ! grep -qF "$l" $f; then
 376         echo "$0: failed editing $f. investigate"
 377         exit 1
 378       fi
 379     fi
 380   done
 381   if $apparmor_reload && systemctl is-enabled apparmor; then
 382     m ser reload apparmor
 383   fi
 384 fi
 385
 386
 387
 388 if dpkg -s -- nscd &>/dev/null; then
 389   sudo apt-get -y remove --purge --auto-remove nscd
 390   sudo systemctl stop nscd ||: # fails if already stopped
 391 fi
 392
 393 # http://strugglers.net/~andy/blog/2020/12/03/starting-services-only-when-the-network-is-ready-on-debiansystemd/
 394 if systemctl cat ifupdown-wait-online.service &>/dev/null; then
 395   sudo systemctl enable ifupdown-wait-online.service
 396 fi
 397
 398 if bitfolk; then
 399   # remove line like this: 85.119.82.128   je.iankelling.org       je
 400   # it messes with hostname -f.
 401   sudo sed -ri "/^127\./n;/[[:space:]]$HOSTNAME\$/d" /etc/hosts
 402 fi
 403
 404 if isdeb && [[ $(debian-codename) == aramo ]]; then
 405   sudo dd of=/etc/apt/preferences.d/aramo-jammy-missing <<'EOF'
 406 Package: linux-libc-dev libmysqlclient21
 407 Pin: release n=jammy,o=Ubuntu
 408 Pin-Priority: 500
 409 EOF
 410 fi
 411
 412 # libfdk just has some patent worries.
 413 # https://www.gnu.org/licenses/license-list.en.html#fdk
 414 if isdeb && [[ $(debian-codename) == nabia ]]; then
 415   sudo dd of=/etc/apt/preferences.d/nabia-focal-missing <<'EOF'
 416 Package: libfdk-aac1
 417 Pin: release n=focal,o=Ubuntu
 418 Pin-Priority: 500
 419 EOF
 420
 421   # it has a dependency python-paramiko that should be
 422   # python3-paramiko. the backport version is pretty close to the normal
 423   # version, so i just set the pin priority low for the backport and it
 424   # doesnt bother me
 425   sudo dd of=/etc/apt/preferences.d/nabia-backport <<'EOF'
 426 Package: ansible
 427 Pin: release a=nabia-backports
 428 Pin-Priority: -100
 429 EOF
 430
 431 fi
 432
 433
 434 # to test when these become available in trisquel, copy the package list, remove the * chars, repaplace PACKAGES below
 435 # 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 $s"; done
 436
 437
 438 #### setup firefox backport
 439 ## ian: disabled. backports are not being published atm due to rust packaging issue
 440 # if isdeb; then
 441 #     codename=$(debian-codename)
 442 #         if isdebian-stable && has_x; then
 443 #             s dd of=/etc/apt/sources.list.d/mozilla-iceweasel.list <<EOF
 444 #     deb http://mozilla.debian.net/ $codename-backports firefox-release
 445 #     deb-src http://mozilla.debian.net/ $codename-backports firefox-release
 446 # EOF
 447 #             p update
 448 #             # take care of mozilla signing errors in previous command
 449 #             pi pkg-mozilla-archive-keyring
 450 #         fi
 451 #     p update
 452 # fi
 453
 454
 455 ######  arch aur wrapper setup
 456 if isarch; then
 457   #https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
 458   sudo pacman -S --noconfirm --needed base-devel jq
 459   # pacaur seems to be the best, although it + cower has a few minor bugs,
 460   # its design goals seem good, so, going for it.
 461
 462   aurpi() {
 463     for p in "$@"; do
 464       tempdir=$(mktemp -d)
 465       pushd $tempdir
 466       aurex "$p"
 467       makepkg -sri --skippgpcheck --noconfirm
 468       popd
 469       rm -rf $tempdir
 470     done
 471   }
 472   aurpi cower pacaur
 473
 474   pi pacserve
 475
 476   x=$(mktemp); /usr/bin/pacman.conf-insert_pacserve >$x
 477   sudo dd of=/etc/pacman.conf if=$x; rm $x
 478   sudo systemctl enable pacserve.service
 479   sudo systemctl start pacserve.service
 480
 481 fi
 482
 483 #### update all packages
 484 pup
 485
 486
 487 ###### p1 packages install ######
 488 pi ${p1[@]}
 489
 490
 491 ######## fix evbug bug ######
 492 case $(debian-codename-compat) in
 493   xenial|bionic|focal|jammy)
 494     # noticed in flidas. dunno if it affects any others
 495     #https://bugs.launchpad.net/ubuntu/+source/module-init-tools/+bug/240553
 496     #https://wiki.debian.org/KernelModuleBlacklisting
 497     #common advice when searching is to use /etc/modprobe.d/blacklist.conf,
 498     #but that file won't work and will get automatically reverted
 499     sudo rmmod evbug ||: # might not be loaded yet
 500     file=/etc/modprobe.d/evbug.conf
 501     line="blacklist evbug"
 502     if [[ $(cat $file) != "$line" ]]; then
 503       sudo dd of=$file status=none <<<"$line"
 504       sudo depmod -a
 505       sudo update-initramfs -u
 506     fi
 507     ;;
 508 esac
 509
 510
 511
 512 #### arch specific early packages
 513 case $(distro-name) in
 514   arch)
 515     # pkgfile is like apt-cache
 516     pi pkgfile
 517     sudo pkgfile --update
 518     ;;
 519 esac
 520
 521 #### enable trim
 522 # enable trim for volume delete, other rare commands
 523 sudo $sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc/lvm/lvm.conf
 524 if encrypted; then
 525   # flidas or so, these units arent built-in
 526   if isdeb && ! systemctl list-unit-files | grep ^fstrim.timer &>/dev/null ; then
 527     sudo cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
 528   fi
 529   # does weekly trim
 530   sudo systemctl enable fstrim.timer
 531 fi
 532
 533 ##### make extra dirs
 534 dirs=()
 535 for dir in /mnt/{1,2,3,4,5,6,7,8,9} /nocow/t; do
 536   [[ -e $dir ]] && continue
 537   dirs+=($dir)
 538 done
 539 if (( ${#dirs[@]} )); then
 540   # mkdir -p on a mounted directory will fail. so will chown if its an ro mount
 541   sudo mkdir -p "${dirs[@]}"
 542   sudo chown $USER:$USER  "${dirs[@]}"
 543 fi
 544
 545
 546 # disabled temporarily
 547 ###### setup /i
 548 # if home_network; then
 549 #   tu /etc/fstab <<'EOF'
 550 # /i/w  /w  none  bind,noauto  0 0
 551 # /i/k  /k  none  bind,noauto  0 0
 552 # EOF
 553 #   if ! mountpoint /kr; then
 554 #     sudo mkdir -p /kr
 555 #     sudo chown $USER:user2 /kr
 556 #   fi
 557 #   if [[ $HOSTNAME == frodo ]]; then
 558 #     tu /etc/fstab <<'EOF'
 559 # /k  /kr  none  bind,noauto  0 0
 560 # EOF
 561 #   else
 562 #     tu /etc/fstab <<'EOF'
 563 # frodo:/k  /kr  nfs  noauto  0 0
 564 # EOF
 565 #   fi
 566 #   sudo mkdir -p /i/{w,k}
 567 #   for dir in /{i,w,k}; do
 568 #     if mountpoint $dir; then continue; fi # already mounted
 569 #     sudo mkdir -p $dir
 570 #     sudo chown $USER:$USER $dir
 571 #   done
 572 #   # debian auto mounting of multi-disk encrypted btrfs is busted.  It is
 573 #   # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
 574 #   # based on 3 of those, it creates .device units for /dev/mapper/dev...
 575 #   # then waits endlessly for them on bootup, after the /dev/mapper disks
 576 #   # have already been created and exist. todo: create a simple repro
 577 #   # for this in a vm and report it upstream.
 578 #   pi nfs-common
 579 #   sudo dd of=/root/imount <<'EOF'
 580 # #!/bin/bash
 581 # [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
 582 # set -eE -o pipefail
 583 # trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
 584 # for dir in /i /k /kr /w; do
 585 #     if ! mountpoint $dir &>/dev/null && \
 586   #             awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
 587 #         if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
 588 #             mount $dir || echo "warning: failed to mount nfs on $dir"
 589 #         else
 590 #             mount $dir
 591 #         fi
 592 #     fi
 593 # done
 594 # EOF
 595 #   sudo chmod +x /root/imount
 596 #   sudo dd of=/etc/systemd/system/imount.service <<EOF
 597 # [Unit]
 598 # Description=Mount /i and related mountpoints
 599 # Before=syncthing@$USER.service
 600
 601 # [Service]
 602 # Type=oneshot
 603 # ExecStart=/root/imount
 604
 605 # [Install]
 606 # RequiredBy=syncthing@$USER.service
 607 # # note /kr needs networking, this target is the simplest way to
 608 # # time it when the network should be up, but not do something
 609 # # dumb like delay startup until the network is up. It happens
 610 # # at some time after network.target
 611 # WantedBy=multi-user.target
 612 # EOF
 613 #   sudo systemctl daemon-reload # needed if the file was already there
 614 #   sudo systemctl enable imount.service
 615 #   sudo systemctl start imount.service
 616 # fi
 617 ###### end setup /i
 618
 619 ##### setup /nocow.
 620 # a nocow dir that is common to multiple distros installed on the same system
 621 dir=/nocow
 622 if has_btrfs; then
 623   if ! mountpoint $dir; then
 624     subvol=/mnt/root/nocow
 625     if [[ ! -e $subvol ]]; then
 626       sudo btrfs subvolume create $subvol
 627       sudo chown root:1000 $subvol
 628       sudo chattr +C $subvol
 629     fi
 630
 631     first_root_crypt=$(awk '$2 == "/" {print $1}' /etc/mtab)
 632     tu /etc/fstab <<EOF
 633 $first_root_crypt  /nocow  btrfs  noatime,subvol=nocow$( (( $(nproc) > 2)) && echo ,compress=zstd )  0 0
 634 EOF
 635     sudo mkdir -p $dir
 636     sudo chown $USER:$USER $dir
 637     sudo mount $dir
 638   fi
 639 else
 640   sudo mkdir -p $dir
 641 fi
 642
 643 case $HOSTNAME in
 644   kd)
 645     tu /etc/fstab <<'EOF'
 646 /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
 647 /d/m /i  none  bind,compress=zstd  0 0
 648 EOF
 649     if ! mountpoint /d &>/dev/null; then
 650       sudo mkdir -p /d
 651       if [[ -d /mnt/r7/d ]]; then
 652         sudo mount /d
 653       fi
 654     fi
 655     if ! mountpoint /i &>/dev/null; then
 656       sudo mkdir -p /i
 657       sudo mount /i
 658     fi
 659     ;;
 660   frodo)
 661     tu /etc/fstab <<'EOF'
 662 /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
 663 EOF
 664     if ! mountpoint /i &>/dev/null; then
 665       sudo mkdir -p /i
 666       if [[ -d /mnt/i/i ]]; then
 667         sudo mount /i
 668       fi
 669     fi
 670     ;;
 671 esac
 672
 673 if bitfolk; then
 674   sudo systemctl disable systemd-networkd
 675 fi
 676
 677 ##### setup email
 678 primary-setup
 679
 680 #### ubuntu nicety
 681 if isubuntu; then
 682   # disable crash report annoying dialogs.
 683   sudo dd of=/etc/default/apport <<<'enabled=0'
 684 fi
 685
 686 ##### install laptop hardware packages
 687 if tp || x2 || x3 || bo || sy; then
 688   case $distro in
 689     debian)
 690       pi task-laptop
 691       ;;
 692     ubuntu|trisquel)
 693       # the exact packages that task-laptop would install, since ubuntu
 694       # doesn\'t have this virtual in practice package.
 695       pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
 696       ;;
 697     # todo: other distros unknown
 698   esac
 699 fi
 700
 701 if has_monitor; then
 702
 703   # sway not packaged for t9, not bothering to build it yet since
 704   # i3 doesnt seem to tear and stutter on video anymore.
 705   if [[ $codename == buster ]]; then
 706     pi sway xwayland
 707   fi
 708
 709
 710   ###### install X
 711   # no recommends due to this bug: https://trisquel.info/en/issues/26525
 712   pi --no-install-recommends i3
 713
 714   ##### install xinput
 715   case $(distro-name) in
 716     trisquel|ubuntu|debian)
 717       pi xinput
 718       ;;
 719   esac
 720
 721   # recommends gets us geoclue (for darkening automatically at night i assume),
 722   # which recommends modemmanager, which is annoying to fix for the model01 keyboard.
 723   # commented because I dont use it much, and in nabia its named changed to redshift-gtk
 724   #pi --no-install-recommends gtk-redshift
 725
 726   ##### setup X autostart
 727   # install for multiple display managers in case we use one
 728   dir=/etc/X11/xinit/xinitrc.d/
 729   sudo mkdir -p $dir
 730   sudo cp /a/bin/distro-setup/desktop-20-autostart.sh $dir
 731
 732   ## disabled since i'm not using gdm atm
 733   # dir=/etc/gdm3
 734   # sudo mkdir -p $dir/PostLogin
 735   # sudo cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
 736   sudo mkdir -p /etc/lightdm/lightdm.conf.d
 737   # etiona lightdm.log:
 738   # [SeatDefaults] is now called [Seat:*], please update this configuration
 739   sudo dd of=/etc/lightdm/lightdm.conf.d/12-iank.conf <<'EOF'
 740 [Seat:*]
 741 # display-setup-script=/a/bin/ds/lightdm-start
 742 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
 743 EOF
 744
 745
 746   # originally used xkbcomp, documented in input-setup.sh, this doesnt
 747   # work under wayland, but its still useful for creating the config,
 748   # then modifying the system files.
 749   sudo sed -i.orig '/key *<KPMU> *{/,/}/s/KP_Multiply/underscore/g' /usr/share/X11/xkb/symbols/keypad
 750
 751   ##### basic graphical packages
 752   pi konsole suckless-tools ssh-askpass
 753 fi
 754
 755
 756
 757 ##### install  emacs
 758 if $emacs; then
 759   if isarch; then
 760     # emacs git build was broken last time i checked,
 761     x=$(mktemp -d)
 762     pushd $x
 763     aurex emacs-git
 764     makepkg -si --noconfirm
 765     popd
 766     rm -rf $x
 767     pi hunspell hunspell-en
 768   else
 769     if $recompile; then
 770       /a/bin/buildscripts/emacs
 771       /a/bin/buildscripts/mu4e
 772     else
 773       /a/bin/buildscripts/emacs --no-r
 774       /a/bin/buildscripts/mu4e --no-r
 775     fi
 776   fi
 777   # the first pup command can kill off our /etc/ mod, so rerun this
 778   /a/exe/ssh-emacs-setup
 779 fi
 780
 781 if [[ $HOSTNAME == kd ]] && ! mountpoint /d &>/dev/null; then
 782   cat <<'EOFOUTER'
 783 # if this is a fresh reinstall, need to run something like this
 784 # to restore data:
 785 mkdir /mnt/r7/btrbk
 786 btrbk archive /mnt/rust1/btrbk /mnt/r7/btrbk
 787 btrfs sub snap /mnt/r7/btrbk/LATEST /mnt/r7/d
 788 mount /d
 789 EOFOUTER
 790 fi
 791
 792
 793 echo 0 >~/.local/distro-begin
 794 echo "$0: $(date): ending now"
 795 echo "exiting with status 0"
 796 exit 0