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

   1 #!/bin/bash -l
   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
  17
  18
  19 # for bootstrapping a new machine
  20
  21 # in case we need it,
  22 # to make ssh interactive shell run better, we run this first.
  23 sudo bash -c 'source /a/c/.bashrc && source /a/exe/ssh-emacs-setup'
  24
  25
  26 # usage: $0 [-r] HOSTNAME
  27
  28 # tips:
  29 # run any sudo command first so your pass is cached
  30 # set the scrollback to unlimited in case something goes wrong
  31
  32 if [[ $EUID == 0 ]]; then
  33     if getent passwd iank || getent passwd ian ; then
  34         echo "$0: error: running as root. unprivileged user exists. use it."
  35         exit 1
  36     else
  37         echo "$0: warning: running as root. I will setup users then exit"
  38     fi
  39 fi
  40
  41 interactive=true  # set this to false to force set -x
  42 [[ $- == *i* ]] || interactive=false
  43
  44 if ! $interactive; then
  45     set -x
  46     set -e -o pipefail
  47 fi
  48 set -E
  49 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?"' ERR
  50
  51 exec &> >(sudo tee -a /var/log/distro-begin)
  52 echo "$0: $(date): starting now)"
  53
  54 # headless=false # unused atm
  55 recompile=false
  56 # for copying to a new data fs
  57 bootstrapfs=false # old flag, needs new look before using.
  58 while [[ $1 == -* ]]; do
  59     case $1 in
  60         -r) recompile=true; shift ;;
  61     esac
  62 done
  63
  64 if [[ $1 ]]; then
  65     export HOSTNAME=$1
  66 fi
  67
  68 for f in iank-dev htpc treetowl x2 frodo tp li lj demohost kw fz; do
  69     eval "$f() { [[ $HOSTNAME == $f ]]; }"
  70 done
  71 has_p() { ! linode; } # when tp is tracis, then not tp either
  72 has_x() { ! linode; }
  73 linode() { lj || li; }
  74 has_btrfs() { ! linode; }
  75 home_network() { ! linode; }
  76 encrypted() { has_p; }
  77
  78 shopt -s extglob
  79 export GLOBIGNORE=*/.:*/..
  80 umask 0002
  81
  82
  83 ####### end command line parsing
  84
  85 PATH="/a/exe:$PATH"
  86 sed="sed --follow-symlinks"
  87
  88 ##### begin setup encryption scripts ######
  89 if encrypted; then
  90     # I tried making a service which was dependent on reboot.target,
  91     # but it happened too late in the shutdown process.
  92     sudo dd of=/etc/systemd/system/keyscripton.service <<'EOF'
  93 [Unit]
  94 Description=Turn on automatic decryption of drives on boot
  95 # tried using graphical.target, but it made my display manager restart before rebooting.
  96 # generally, I don't think targets order shutdown like they do startup.
  97 # So, I did systemd-analyze plot > something.svg, and picked a reliably started
  98 # service that happens late in the game.
  99 After=ntp.service
 100 DefaultDependencies=no
 101 # not sure if needed, makes sure we shut down before reboot.target
 102 Conflicts=reboot.target
 103
 104 [Service]
 105 Type=oneshot
 106 RemainAfterExit=yes
 107 ExecStart=/bin/true
 108 ExecStop=/a/exe/keyscript-on
 109
 110 [Install]
 111 WantedBy=keyscriptoff.service
 112 EOF
 113     sudo systemctl daemon-reload # needed if the file was already there
 114     sudo systemctl stop keyscripton.service
 115     #    sudo systemctl start keyscripton.service
 116     sudo systemctl enable keyscripton.service
 117
 118     sudo dd of=/etc/systemd/system/keyscriptoff.service <<'EOF'
 119 [Unit]
 120 Description=Turn off automatic decryption of drives on boot
 121
 122 [Service]
 123 Type=oneshot
 124 ExecStart=/a/exe/keyscript-off
 125
 126 [Install]
 127 WantedBy=multi-user.target
 128 EOF
 129     sudo systemctl daemon-reload # needed if the file was already there
 130     sudo systemctl enable keyscriptoff.service
 131     sudo systemctl start keyscriptoff.service
 132 fi
 133 ##### end setup encryption scripts ######
 134
 135
 136 install-myqueue
 137
 138 # this script has been designed to be idempotent
 139 # todo, it would be nice to cut down on some of the output
 140
 141
 142 for x in /a/bin/errhandle/*-function; do
 143     source $x
 144 done
 145
 146
 147 set +e
 148 $interactive || errcatch
 149 set +x
 150 source /a/bin/distro-functions/src/identify-distros
 151 $interactive || set -x
 152
 153 if isfedora; then
 154     # comment out line disallowing calling sudo in scripts
 155     sudo $sed -i 's/^Defaults *requiretty/#\0 # ian commented/' /etc/sudoers
 156     # turn on magic sysrq commands for this boot cycle
 157     echo 1 > sudo dd of=/proc/sys/kernel/sysrq
 158     echo "kernel.sysrq = 1" > /etc/sysctl.d/90-sysrq.conf
 159     # selinux is not user friendly. Like, you enable samba, but you haven't run the magic selinux commands so it doesn't work
 160     # and you have no idea why.
 161     sudo $sed -i 's/^\(SELINUX=\).*/\1disabled/' /etc/selinux/config
 162     selinuxenabled && sudo setenforce 0
 163 fi
 164
 165
 166 # already ran for pxe installs, but used for vps & updates
 167 distro=$(distro-name)
 168 case $distro in
 169     ubuntu|debian|trisquel)
 170         sudo bash -c ". /a/bin/fai/fai-wrapper && /a/bin/fai/fai/config/scripts/GRUB_PC/11-iank"
 171         ;;
 172     *)
 173         sudo bash -c ". /a/bin/fai/fai-wrapper &&
 174 /a/bin/fai/fai/config/distro-install-common/end"
 175         ;;
 176 esac
 177
 178 sudo $sed -i '/^127\.0\.1\.1/d' /etc/hosts
 179 echo "127.0.1.1 $HOSTNAME.b8.nz $HOSTNAME" | sudo tee -a /etc/hosts
 180
 181
 182 if [[ $EUID == 0 ]]; then
 183     echo "$0: running as root. exiting now that users are setup"
 184     exit 0
 185 fi
 186
 187
 188 #### begin link bashrc for root ######
 189 for x in /a/c/{.bashrc,brc,.bash_profile,.profile,.inputrc,path_add_function}; do
 190     sudo -i <<EOF
 191 PATH="/a/exe:$PATH"
 192 lnf $x /root
 193 EOF
 194 done
 195 #### end link bashrc repo for root ######
 196
 197 # li needs the bind group before conflink
 198 if [[ $HOSTNAME == li ]]; then
 199     getent group bind &>/dev/null || sudo groupadd -r bind
 200 fi
 201 # this needs to be before installing pacserve so we have gpg conf.
 202 conflink
 203
 204 set +x
 205 errallow
 206 source /etc/profile.d/environment.sh
 207 source ~/.bashrc
 208 $interactive || errcatch
 209 $interactive || set -x
 210
 211
 212 # passwordless sudo
 213 tu /etc/sudoers <<EOF
 214 $USER  ALL=(ALL)  NOPASSWD: ALL
 215 Defaults  env_keep += SUDOD
 216 # makes ubuntu be like debian
 217 # https://unix.stackexchange.com/a/91572
 218 Defaults always_set_home
 219 EOF
 220
 221
 222 # enable magic sysrq keys. debian docs say it is already enabled by default
 223 isfedora && tu /etc/sysctl.conf 'kernel.sysrq = 1'
 224
 225
 226 if isdeb; then
 227     codename=$(debian-codename)
 228     ## ian: disabled. backports are not being published atm due to rust packaging issue
 229     #     if isdebian-stable && has_x; then
 230     #         s dd of=/etc/apt/sources.list.d/mozilla-iceweasel.list <<EOF
 231     # deb http://mozilla.debian.net/ $codename-backports firefox-release
 232     # deb-src http://mozilla.debian.net/ $codename-backports firefox-release
 233     # EOF
 234     #         p update
 235     #         # take care of mozilla signing errors in previous command
 236     #         pi pkg-mozilla-archive-keyring
 237     #     fi
 238     p update
 239
 240 fi
 241
 242
 243 ###### begin arch aur wrapper ########
 244 if isarch; then
 245     #https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
 246     sudo pacman -S --noconfirm --needed base-devel jq
 247     # pacaur seems to be the best, although it + cower has a few minor bugs,
 248     # its design goals seem good, so, going for it.
 249
 250     aurpi() {
 251         for p in "$@"; do
 252             tempdir=$(mktemp -d)
 253             pushd $tempdir
 254             aurex "$p"
 255             makepkg -sri --skippgpcheck --noconfirm
 256             popd
 257             rm -rf $tempdir
 258         done
 259     }
 260     aurpi cower pacaur
 261
 262     pi pacserve
 263
 264     x=$(mktemp); /usr/bin/pacman.conf-insert_pacserve >$x
 265     sudo dd of=/etc/pacman.conf if=$x; rm $x
 266     sudo systemctl enable pacserve.service
 267     sudo systemctl start pacserve.service
 268
 269 fi
 270 ###### end arch aur wrapper ########
 271
 272 pup
 273
 274
 275 ###### begin trash cli install ######
 276 if isarch; then
 277     # strange error if just installing trash-cli: "pyalpm requires python",
 278     # so I see that it requires python2, and installing that manually fixes it.
 279     # I didn\'t see this on earlier installation, main thing which changed was
 280     # pacserve, so not sure if it\'s related.
 281     pi python2
 282 fi
 283 pi trash-cli
 284 ###### end trash cli install ######
 285
 286
 287 ######## begin fix evbug bug ######
 288 case $distro in
 289     trisquel|ubuntu)
 290         # noticed in flidas.
 291         #https://bugs.launchpad.net/ubuntu/+source/module-init-tools/+bug/240553
 292         #https://wiki.debian.org/KernelModuleBlacklisting
 293         #common advice when searching is to use /etc/modprobe.d/blacklist.conf,
 294         #but that file won't work and will get automatically reverted
 295         sudo rmmod evbug ||: # might not be loaded yet
 296         file=/etc/modprobe.d/evbug.conf
 297         line="blacklist evbug"
 298         if ! grep -xFq "$line" $file; then
 299             sudo dd of=$file 2>/dev/null <<<"$line"
 300             sudo depmod -a
 301             sudo update-initramfs -u
 302         fi
 303         ;;
 304 esac
 305 ######## end fix evbug bug ######
 306
 307
 308
 309 ###### begin link files ###########
 310 # convenient to just do all file linking in one place
 311
 312
 313 s lnf -T /a/bin /b
 314 s lnf -T /nocow/t /t
 315
 316 if has_p; then
 317     lnf -T /p/News ~/News
 318 fi
 319
 320 s lnf /q/root/.editor-backups /q/root/.undo-tree-history \
 321   /a/opt /a/c/.emacs.d $HOME/mw_vars /k/backup /root
 322
 323 rootsshsync
 324
 325 s lnf /a/c/.vim /a/c/.vimrc /a/c/.gvimrc /root
 326
 327 # machine is going away
 328 # if [[ $HOSTNAME == htpc ]]; then
 329 #     lnf -T /i/Videos ~/Downloads
 330 # fi
 331
 332 if has_p; then
 333     # for dovecot
 334     lnf -T /i/k/mboxes ~/mail
 335 fi
 336
 337 ###### end link files ###########
 338
 339
 340 ##### basic needed packages
 341
 342 ### begin setup for keyboard and redshift ###
 343 case $(distro-name) in
 344
 345     trisquel|ubuntu|debian)
 346         if has_x; then
 347             if isdebian-testing; then
 348                 pi xmacro/unstable # has no unstable deps
 349             else
 350                 pi xmacro
 351             fi
 352             pi xinput
 353             # recommends gets us geoclue (for darkening automatically at night i assume),
 354             # which recommends modemmanager, which is annoying to fix for the model01 keyboard.
 355             pi --no-install-recommends gtk-redshift
 356         fi
 357         ;;&
 358     fedora)
 359         p -y groupinstall development-tools c-development books admin-tools
 360         pi wget man-pages
 361         if has_x; then
 362             pi redshift-gtk
 363             # debian has this package patched to work, upstream is dead
 364             # tried using alien, pi alien, alien -r *.deb, rpm -Uhv *.rpm, got this error, so fuck it
 365             # file /usr/bin from install of xmacro-0.3pre_20000911-7.x86_64 conflicts with file from package filesystem-3.2-19.fc20.x86_64
 366             # http://packages.debian.org/source/sid/xmacro
 367             pi patch libXtst-devel
 368             cd $(mktemp -d)
 369             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911.orig.tar.gz
 370             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911-6.diff.gz
 371             ex *.gz
 372             patch -p0 < xmacro_0.3pre-20000911-6.diff
 373             cd xmacro-0.3pre-20000911.orig
 374             make
 375             sleep 1 # not sure why the following command couldn\'t find, so trying this
 376             # no make install target
 377             s cp -f xmacroplay xmacrorec xmacrorec2 /usr/local/bin
 378         fi
 379         ;;&
 380     arch)
 381         # like apt-cache
 382         pi pkgfile
 383         s pkgfile --update
 384         if has_x; then
 385             # libxtst is missing dep https://aur.archlinux.org/packages/xmacro/#news
 386             pi xorg-server redshift xorg-xinput libxtst xmacro
 387
 388             # background:
 389             # https://aur.archlinux.org/packages/xkbset/#comment-545419
 390             cert=$(mktemp)
 391             cat >$cert <<'EOF'
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 442 -----END CERTIFICATE-----
 443 -----BEGIN CERTIFICATE-----
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 475 OjplXuXE0OPa0utaKC25Aplgom88L2Z8mEWcyfoB7zKOfD759AN7JKZWCYwk
 476 -----END CERTIFICATE-----
 477 -----BEGIN CERTIFICATE-----
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 490 VN3I5xI6Ta5MirdcmrS3ID3KfyI0rn47aGYBROcBTkZTmzNg95S+UzeQc0PzMsNT
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 496 Hg9j1uliutZfVS7qXMYoCAQlObgOK6nyTJccBz8NUvXt7y+CDwIDAQABo0IwQDAd
 497 BgNVHQ4EFgQUU3m/WqorSs9UgOHYm8Cd8rIDZsswDgYDVR0PAQH/BAQDAgEGMA8G
 498 A1UdEwEB/wQFMAMBAf8wDQYJKoZIhvcNAQEMBQADggIBAFzUfA3P9wF9QZllDHPF
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 502 8PRF/iKz6y+O0tlFYQXBl2+odnKPi4w2r78NBc5xjeambx9spnFixdjQg3IM8WcR
 503 iQycE0xyNN+81XHfqnHd4blsjDwSXWXavVcStkNr/+XeTWYRUc+ZruwXtuhxkYze
 504 Sf7dNXGiFSeUHM9h4ya7b6NnJSFd5t0dCy5oGzuCr+yDZ4XUmFF0sbmZgIn/f3gZ
 505 XHlKYC6SQK5MNyosycdiyA5d9zZbyuAlJQG03RoHnHcAP9Dc1ew91Pq7P8yF1m9/
 506 qS3fuQL39ZeatTXaw2ewh0qpKJ4jjv9cJ2vhsE/zB+4ALtRZh8tSQZXq9EfX7mRB
 507 VXyNWQKV3WKdwrnuWih0hKWbt5DHDAff9Yk2dDLWKMGwsAvgnEzDHNb842m1R0aB
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 509 jjxDah2nGN59PRbxYvnKkKj9
 510 -----END CERTIFICATE-----
 511 EOF
 512             cat /etc/ssl/certs/ca-certificates.crt >> $cert
 513             CURL_CA_BUNDLE=$cert pi xkbset
 514         fi
 515
 516         ;;&
 517     ubuntu|trisquel|debian|fedora)
 518         if has_x; then
 519             if isdebian-testing; then
 520                 # xkbset was in testing for quite a while, dunno
 521                 # why it\'s not anymore. Sometime I should check and
 522                 # see if it\'s back in testing, but the unstable package
 523                 # doesn\'t upgrade anything form testing, and it\'s tiny
 524                 # so I\'m not bothering to automate it.
 525                 pi xkbset/unstable
 526             else
 527                 pi xkbset
 528             fi
 529         fi
 530         ;;&
 531 esac
 532 if has_x; then
 533     pi xbindkeys
 534 fi
 535 ### end setup for keyboard and redshift ###
 536
 537
 538 pi cryptsetup lvm2
 539 # enables trim for volume delete, other rare commands.
 540 sudo $sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc/lvm/lvm.conf
 541
 542 if encrypted; then
 543     if isdeb; then
 544         sudo cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
 545     fi
 546     # does weekly trim
 547     sudo systemctl enable fstrim.timer
 548 fi
 549
 550 dirs=(/mnt/{1,2,3,4,5,6,7,8,9} /nocow/t)
 551 s mkdir -p "${dirs[@]}"
 552 s chown $USER:$USER  "${dirs[@]}"
 553
 554
 555 tu /etc/fstab <<'EOF'
 556 /i/w  /w  none  bind,noauto  0 0
 557 /i/k  /k  none  bind,noauto  0 0
 558 EOF
 559
 560
 561 if ! mountpoint /kr; then
 562     s mkdir -p /kr
 563     s chown $USER:traci /kr
 564 fi
 565
 566 if home_network; then
 567     if [[ $HOSTNAME == frodo ]]; then
 568         tu /etc/fstab <<'EOF'
 569 /k  /kr  none  bind,noauto  0 0
 570 EOF
 571     else
 572         tu /etc/fstab <<'EOF'
 573 frodo:/k  /kr  nfs  noauto  0 0
 574 EOF
 575     fi
 576 fi
 577
 578 s mkdir -p /q /i/{w,k}
 579 for dir in /{i,w,k}; do
 580     if mountpoint $dir; then continue; fi # already mounted
 581     s mkdir -p $dir
 582     s chown $USER:$USER $dir
 583 done
 584
 585 # not needed for all hosts, but rather just keep it uniform
 586 s mkdir -p /mnt/iroot
 587
 588 # debian auto mounting of multi-disk encrypted btrfs is busted.  It is
 589 # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
 590 # based on 3 of those, it creates .device units for /dev/mapper/dev...
 591 # then waits endlessly for them on bootup, after the /dev/mapper disks
 592 # have already been created and exist. todo: create a simple repro
 593 # for this in a vm and report it upstream.
 594 if has_btrfs || home_network; then
 595     pi nfs-common
 596     s dd of=/root/imount <<'EOF'
 597 #!/bin/bash
 598 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
 599 set -eE -o pipefail
 600 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
 601 for dir in /i /mnt/iroot /k /kr /w; do
 602     if ! mountpoint $dir &>/dev/null && \
 603             awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
 604         if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
 605             mount $dir || echo "warning: failed to mount nfs on $dir"
 606         else
 607             mount $dir
 608         fi
 609     fi
 610 done
 611 EOF
 612     s chmod +x /root/imount
 613
 614     s dd of=/etc/systemd/system/imount.service <<EOF
 615 [Unit]
 616 Description=Mount /i and related mountpoints
 617 Before=syncthing@$USER.service
 618
 619 [Service]
 620 Type=oneshot
 621 ExecStart=/root/imount
 622
 623 [Install]
 624 RequiredBy=syncthing@$USER.service
 625 # note /kr needs networking, this target is the simplest way to
 626 # time it when the network should be up, but not do something
 627 # dumb like delay startup until the network is up. It happens
 628 # at some time after network.target
 629 WantedBy=multi-user.target
 630 EOF
 631     sudo systemctl daemon-reload # needed if the file was already there
 632     sudo systemctl enable imount.service
 633     sudo systemctl start imount.service
 634 fi
 635
 636 dir=/nocow
 637 if has_btrfs; then
 638     if ! mountpoint $dir; then
 639         subvol=/mnt/root/nocow
 640         if [[ ! -e $subvol ]]; then
 641             s btrfs subvolume create $subvol
 642             s chown root:1000 $subvol
 643             s chattr +C $subvol
 644         fi
 645
 646         first_root_crypt=$(awk '$2 == "/" {print $1}' /etc/mtab)
 647         tu /etc/fstab <<EOF
 648 $first_root_crypt  /nocow  btrfs  noatime,subvol=nocow  0 0
 649 EOF
 650         s mkdir -p $dir
 651         s chown $USER:$USER $dir
 652         s mount $dir
 653     fi
 654 else
 655     sudo mkdir -p $dir
 656 fi
 657
 658 # ssh and probably some other things care about parent directory
 659 # ownership, and ssh doesn\'t allow any group writable parent
 660 # directories, so we are forced to use a directory structure similar
 661 # to home directories
 662 s chown root:$USER /q
 663 s chmod 755 /q
 664
 665
 666 #  it comes with stretch and arch, but not jessie.
 667 # propogate /etc/udev/hwdb.d
 668 if which systemd-hwdb; then
 669     s systemd-hwdb update
 670     ser restart systemd-udev-trigger
 671 fi
 672
 673
 674 if isdeb; then
 675     # I\'ve had problems with postfix on debian:
 676     # on stretch, a startup ordering issue caused all mail to fail.
 677     # postfix changed defaults to only use ipv6 dns, causing all my mail to fail.
 678     # exim4 is default on debian, so I assume it would
 679     # be packaged better to avoid these types of things.
 680     # I haven\'t gotten around to getting a non-debian exim
 681     # setup.
 682     mail-setup exim4
 683 else
 684     mail-setup postfix
 685 fi
 686
 687 if isubuntu; then
 688     # disable crash report annoying dialogs.
 689     s dd of=/etc/default/apport <<<'enabled=0'
 690 fi
 691
 692 # fai sets this an old way that doesn't work for stretch.
 693 # no harm in setting it universally here.
 694 # using debconf-set-selection, the area gets reset to ETC
 695 # on my linode test machine after doing a dpkg-reconfigure, or a reinstall,
 696 # so we are using expect :(
 697 # I got a random error when running this, so I added a sleep
 698 # rather than trying to write a whole detect and wait loop.
 699 # E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
 700 # E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
 701 sleep 1
 702 # todo: this is not idempotent, it fails when running twice, due to prepopulated values.
 703 # check into unsetting them using debconf-set-selection.
 704 s apt-get -y install --no-install-recommends expect
 705 s expect <<EOF ||:
 706 set force_conservative 0
 707 spawn dpkg-reconfigure tzdata -freadline
 708 expect -nocase timeout {exit 1} "Geographic area:"
 709 send "\02512\r"
 710 expect -nocase timeout {exit 1} "Time zone:"
 711 send "\0255\r"
 712 expect eof
 713 exit
 714 EOF
 715
 716
 717 if has_x; then
 718     if isarch; then
 719         # install so it's build dependencies don't get removed.
 720
 721         # emacs git build is currently broken
 722         if false; then
 723             x=$(mktemp -d)
 724             pushd $x
 725             aurex emacs-git
 726             makepkg -si --noconfirm
 727             popd
 728             rm -rf $x
 729         else
 730             pi emacs
 731         fi
 732         pi hunspell hunspell-en
 733     else
 734         if $recompile; then
 735             /a/bin/buildscripts/emacs
 736         else
 737             /a/bin/buildscripts/emacs --no-r || /a/bin/buildscripts/emacs
 738         fi
 739     fi
 740
 741     # todo, figure this out for arch if we ever try out gnome.
 742     if ! isarch; then
 743         # install for multiple display managers in case we use one
 744         if isdeb; then
 745             dir=/etc/gdm3
 746         elif isfedora; then
 747             # fedora didn\'t have the 3.
 748             dir=/etc/gdm
 749         fi
 750         s mkdir -p $dir/PostLogin
 751         s command cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
 752         s mkdir /etc/lightdm/lightdm.conf.d
 753         s dd of=/etc/lightdm/lightdm.conf.d/12-iank.conf <<'EOF'
 754 [SeatDefaults]
 755 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
 756 EOF
 757     fi
 758
 759
 760     pi ghc sakura
 761     # todo, also note for work comp, scp opt/org-mode bin/build-scripts
 762
 763     # use the package manger version to install the cabal version
 764     pi cabal-install
 765     cabal update
 766     PATH="$PATH:$HOME/.cabal/bin"
 767
 768     # todo, on older ubuntu I used cabal xmonad + xfce,
 769     # see /a/bin/old-unused/xmonad-cabal.sh
 770
 771     # trying out the distros versions newer distros
 772     pi xmonad
 773     if isarch; then
 774         # for displaying error messages.
 775         # optional dependency in arch, standard elsewhere.
 776         pi xorg-xmessage xmonad-contrib xorg-xsetroot xorg-xinit
 777
 778         # https://wiki.archlinux.org/index.php/Xinitrc
 779         for homedir in /home/*; do
 780             cp /etc/X11/xinit/xinitrc $homedir/.xinitrc
 781             $sed -ri '/^ *twm\b/,$d' $homedir/.xinitrc
 782             tee -a $homedir/.xinitrc <<'EOF'
 783 /a/bin/desktop-20-autostart.sh
 784 xsetroot -cursor_name left_ptr
 785 exec xmonad
 786 EOF
 787         done
 788     else
 789         pi suckless-tools
 790     fi
 791     pi dmenu
 792
 793     if tp || x2; then
 794         case $distro in
 795             debian)
 796                 pi task-laptop
 797                 ;;
 798             ubuntu|trisquel)
 799                 # the exact packages that task-laptop would install, since ubuntu
 800                 # doesn\'t have this virtual in practice package.
 801                 pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
 802                 ;;
 803             # todo: other distros unknown
 804         esac
 805     fi
 806 fi
 807
 808 # the first pup command can kill off our /etc/ mod, so rerun this
 809 /a/exe/ssh-emacs-setup
 810 echo "$0: $(date): ending now"
 811 exit 0