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 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=$1
  66 fi
  67
  68 for f in iank-dev htpc treetowl x2 frodo tp li lj demohost; do
  69     eval "$f() { [[ $HOSTNAME == $f ]]; }"
  70 done
  71 has_p() { treetowl || x2 || frodo || tp || demohost; }
  72 has_x() { ! linode; }
  73 linode() { lj || li; }
  74 has_btrfs() { ! linode; }
  75 home_network() { ! linode; }
  76 encrypted() { has_p; }
  77
  78 shopt -s extglob
  79 export GLOBIGNORE=*/.:*/..
  80 umask 0002
  81
  82
  83 ####### end command line parsing
  84
  85 PATH="/a/exe:$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     # selinux is not user friendly. Like, you enable samba, but you haven't run the magic selinux commands so it doesn't work
 159     # and you have no idea why.
 160     sudo $sed -i 's/^\(SELINUX=\).*/\1disabled/' /etc/selinux/config
 161     selinuxenabled && sudo setenforce 0
 162 fi
 163
 164
 165 # already ran for pxe installs, but used for vps & updates
 166 distro=$(distro-name)
 167 case $distro in
 168     ubuntu|debian|trisquel)
 169         sudo bash -c ". /a/bin/fai/fai-wrapper && /a/bin/fai/fai/config/scripts/GRUB_PC/11-ian"
 170         ;;
 171     *)
 172         sudo bash -c ". /a/bin/fai/fai-wrapper &&
 173 /a/bin/fai/fai/config/distro-install-common/end"
 174         ;;
 175 esac
 176
 177 if linode; then
 178     sudo $sed -i '/^127\.0\.1\.1/d' /etc/hosts
 179     echo "127.0.1.1 $HOSTNAME.lan $HOSTNAME" | sudo tee -a /etc/hosts
 180 fi
 181
 182
 183 if [[ $EUID == 0 ]]; then
 184     echo "$0: running as root. exiting now that users are setup"
 185     exit 0
 186 fi
 187
 188
 189 #### begin link bashrc for root ######
 190 for x in /a/c/{.bashrc,brc,.bash_profile,.profile,.inputrc,path_add_function}; do
 191     sudo -i <<EOF
 192 PATH="/a/exe:$PATH"
 193 lnf $x /root
 194 EOF
 195 done
 196 #### end link bashrc repo for root ######
 197 # this needs to be before installing pacserve so we have gpg conf.
 198 conflink
 199
 200 set +x
 201 errallow
 202 source /etc/profile.d/environment.sh
 203 source ~/.bashrc
 204 $interactive || errcatch
 205 $interactive || set -x
 206
 207
 208 # passwordless sudo
 209 tu /etc/sudoers <<'EOF'
 210 ian  ALL=(ALL)  NOPASSWD: ALL
 211 Defaults  env_keep += SUDOD
 212 # makes ubuntu be like debian
 213 # https://unix.stackexchange.com/a/91572
 214 Defaults always_set_home
 215 EOF
 216
 217
 218 # enable magic sysrq keys. debian docs say it is already enabled by default
 219 isfedora && tu /etc/sysctl.conf 'kernel.sysrq = 1'
 220
 221
 222 if isdeb; then
 223     if isdebian-stable && has_x; then
 224         codename=$(debian-codename)
 225         s dd of=/etc/apt/sources.list.d/mozilla-iceweasel.list <<EOF
 226 deb http://mozilla.debian.net/ $codename-backports firefox-release
 227 deb-src http://mozilla.debian.net/ $codename-backports firefox-release
 228 EOF
 229         p update
 230         # take care of mozilla signing errors in previous command
 231         pi pkg-mozilla-archive-keyring
 232         p update
 233     else
 234         :
 235         # this would change stable to testing, but I set that up already.
 236         # It\'s just a no-op if its already testing.
 237         # sudo sed -ri 's!^( *[^ #]+ +[^ ]+ +)[[:alpha:]]+(.*)!\1testing\2!' /etc/apt/sources.list
 238         p update
 239     fi
 240 fi
 241
 242 if isarch; then
 243     #https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
 244     sudo pacman -S --noconfirm --needed base-devel jq
 245     # pacaur seems to be the best, although it + cower has a few minor bugs,
 246     # its design goals seem good, so, going for it.
 247
 248     aurpi() {
 249         for p in "$@"; do
 250             tempdir=$(mktemp -d)
 251             pushd $tempdir
 252             aurex "$p"
 253             makepkg -sri --skippgpcheck --noconfirm
 254             popd
 255             rm -rf $tempdir
 256         done
 257     }
 258     aurpi cower pacaur
 259
 260     pi pacserve
 261
 262     x=$(mktemp); /usr/bin/pacman.conf-insert_pacserve >$x
 263     sudo dd of=/etc/pacman.conf if=$x; rm $x
 264     sudo systemctl enable pacserve.service
 265     sudo systemctl start pacserve.service
 266
 267     # strange error if just installing trash-cli: "pyalpm requires python",
 268     # so I see that it requires python2, and installing that manually fixes it.
 269     # I didn't see this on earlier installation, main thing which changed was
 270     # pacserve, so not sure if it's related.
 271     pi python2
 272 fi
 273
 274 pup
 275 pi trash-cli
 276
 277
 278 ###### link files ###########
 279 # convenient to just do all file linking in one place
 280
 281 # if it wasn't set already, we could set hostname here
 282 #echo treetowl | s dd of=/etc/hostname
 283 #s hostname -F /etc/hostname
 284 #HOSTNAME=$(hostname)
 285
 286
 287 s lnf -T /a/bin /b
 288 s lnf -T /nocow/t /t
 289
 290 if has_p; then
 291     lnf -T /p/News ~/News
 292 fi
 293
 294 s lnf /q/root/.editor-backups /q/root/.undo-tree-history \
 295   /a/opt /a/c/.emacs.d $HOME/mw_vars /k/backup /root
 296
 297 rootsshsync
 298
 299 s lnf /a/c/.vim /a/c/.vimrc /a/c/.gvimrc /root
 300
 301 # machine is going away
 302 # if [[ $HOSTNAME == htpc ]]; then
 303 #     lnf -T /i/Videos ~/Downloads
 304 # fi
 305
 306 if has_p; then
 307     # for dovecot
 308     lnf -T /i/k/mboxes ~/mail
 309 fi
 310
 311
 312 # basic needed packages
 313 case $(distro-name) in
 314     debian)
 315         if has_x; then
 316             if isdebian-stable; then
 317                 pi firefox/$codename-backports
 318             else
 319                 # for a while, firefox/unstable did not have
 320                 # dependencies satisfied by testing packages, and i hit
 321                 # a conflict, it wanted a newer libfontconfig1, but
 322                 # emacs build-deps wanted an older one. In this case,
 323                 # I switch to using firefox-esr. note: They seem
 324                 # to release a new esr version every 9 months or so.
 325                 pi firefox/unstable
 326                 s dd of=/etc/apt/preferences.d/firefox <<'EOF'
 327 Package: firefox
 328 Pin: release a=unstable
 329 Pin-Priority: 500
 330 EOF
 331             fi
 332         fi
 333         # for hosts which require nonfree drivers
 334         # i previously had extra packages listed here linux-image-amd64
 335         # firmware-linux-free linux-headers-amd64, but I
 336         # don\'t see any reason why. seems to work in testing without.
 337         # remove this note if it continues to work.
 338         p=firmware-linux-nonfree
 339         if apt-cache show $p &>/dev/null; then
 340             pi $p
 341         fi
 342         ;;&
 343     trisquel|ubuntu|debian)
 344         if has_x; then
 345             if isdebian-testing; then
 346                 pi xmacro/unstable # has no unstable deps
 347             else
 348                 pi xmacro
 349             fi
 350             pi gtk-redshift xinput
 351         fi
 352         ;;&
 353     fedora)
 354         p -y groupinstall development-tools c-development books admin-tools
 355         pi wget man-pages
 356         if has_x; then
 357             pi redshift-gtk
 358             # debian has this package patched to work, upstream is dead
 359             # tried using alien, pi alien, alien -r *.deb, rpm -Uhv *.rpm, got this error, so fuck it
 360             # 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
 361             # http://packages.debian.org/source/sid/xmacro
 362             pi patch libXtst-devel
 363             cd $(mktemp -d)
 364             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911.orig.tar.gz
 365             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911-6.diff.gz
 366             ex *.gz
 367             patch -p0 < xmacro_0.3pre-20000911-6.diff
 368             cd xmacro-0.3pre-20000911.orig
 369             make
 370             sleep 1 # not sure why the following command couldn\'t find, so trying this
 371             # no make install target
 372             s cp -f xmacroplay xmacrorec xmacrorec2 /usr/local/bin
 373         fi
 374         ;;&
 375     arch)
 376         # like apt-cache
 377         pi pkgfile
 378         s pkgfile --update
 379         if has_x; then
 380             # libxtst is missing dep https://aur.archlinux.org/packages/xmacro/#news
 381             pi xorg-server redshift xorg-xinput libxtst xmacro
 382
 383             # background:
 384             # https://aur.archlinux.org/packages/xkbset/#comment-545419
 385             cert=$(mktemp)
 386             cat >$cert <<'EOF'
 387 -----BEGIN CERTIFICATE-----
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 437 -----END CERTIFICATE-----
 438 -----BEGIN CERTIFICATE-----
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 470 OjplXuXE0OPa0utaKC25Aplgom88L2Z8mEWcyfoB7zKOfD759AN7JKZWCYwk
 471 -----END CERTIFICATE-----
 472 -----BEGIN CERTIFICATE-----
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 485 VN3I5xI6Ta5MirdcmrS3ID3KfyI0rn47aGYBROcBTkZTmzNg95S+UzeQc0PzMsNT
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 504 jjxDah2nGN59PRbxYvnKkKj9
 505 -----END CERTIFICATE-----
 506 EOF
 507             cat /etc/ssl/certs/ca-certificates.crt >> $cert
 508             CURL_CA_BUNDLE=$cert pi xkbset
 509         fi
 510
 511         ;;&
 512     ubuntu|trisquel|debian|fedora)
 513         if has_x; then
 514             if isdebian-testing; then
 515                 # xkbset was in testing for quite a while, dunno
 516                 # why it\'s not anymore. Sometime I should check and
 517                 # see if it\'s back in testing, but the unstable package
 518                 # doesn\'t upgrade anything form testing, and it\'s tiny
 519                 # so I\'m not bothering to automate it.
 520                 pi xkbset/unstable
 521             else
 522                 pi xkbset
 523             fi
 524         fi
 525         ;;&
 526 esac
 527
 528 if has_x; then
 529     pi xbindkeys
 530 fi
 531 pi cryptsetup lvm2
 532 # enables trim for volume delete, other rare commands.
 533 sudo $sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc/lvm/lvm.conf
 534
 535 if encrypted; then
 536     if isdeb; then
 537         sudo cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
 538     fi
 539     # does weekly trim
 540     sudo systemctl enable fstrim.timer
 541 fi
 542
 543 dirs=(/mnt/{1,2,3,4,5,6,7,8,9})
 544 s mkdir -p "${dirs[@]}"
 545 s chown ian:ian  "${dirs[@]}"
 546
 547
 548 tu /etc/fstab <<'EOF'
 549 /i/w  /w  none  bind,noauto  0 0
 550 /i/k  /k  none  bind,noauto  0 0
 551 EOF
 552
 553
 554 if ! mountpoint /kr; then
 555     s mkdir -p /kr
 556     s chown ian:traci /kr
 557 fi
 558
 559 if home_network; then
 560     if [[ $HOSTNAME == treetowl ]]; then
 561         tu /etc/fstab <<'EOF'
 562 /k  /kr  none  bind,noauto  0 0
 563 EOF
 564     else
 565         tu /etc/fstab <<'EOF'
 566 treetowl:/k  /kr  nfs  noauto  0 0
 567 EOF
 568     fi
 569 fi
 570
 571 s mkdir -p /q /i/{w,k}
 572 for dir in /{i,w,k}; do
 573     if mountpoint $dir; then continue; fi # already mounted
 574     s mkdir -p $dir
 575     s chown ian:ian $dir
 576 done
 577
 578 # not needed for all hosts, but rather just keep it uniform
 579 s mkdir -p /mnt/iroot
 580
 581 # debian auto mounting of multi-disk encrypted btrfs is busted.  It is
 582 # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
 583 # based on 3 of those, it creates .device units for /dev/mapper/dev...
 584 # then waits endlessly for them on bootup, after the /dev/mapper disks
 585 # have already been created and exist. todo: create a simple repro
 586 # for this in a vm and report it upstream.
 587 if has_btrfs || home_network; then
 588     pi nfs-common
 589     s dd of=/root/imount <<'EOF'
 590 #!/bin/bash
 591 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
 592 set -eE -o pipefail
 593 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
 594 for dir in /i /mnt/iroot /k /kr /w; do
 595     if ! mountpoint $dir &>/dev/null && \
 596             awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
 597         if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
 598             mount $dir || echo "warning: failed to mount nfs on $dir"
 599         else
 600             mount $dir
 601         fi
 602     fi
 603 done
 604 EOF
 605     s chmod +x /root/imount
 606
 607     s dd of=/etc/systemd/system/imount.service <<'EOF'
 608 [Unit]
 609 Description=Mount /i and related mountpoints
 610 Before=syncthing@ian.service
 611
 612 [Service]
 613 Type=oneshot
 614 ExecStart=/root/imount
 615
 616 [Install]
 617 RequiredBy=syncthing@ian.service
 618 # note /kr needs networking, this target is the simplest way to
 619 # time it when the network should be up, but not do something
 620 # dumb like delay startup until the network is up. It happens
 621 # at some time after network.target
 622 WantedBy=multi-user.target
 623 EOF
 624     sudo systemctl daemon-reload # needed if the file was already there
 625     sudo systemctl enable imount.service
 626     sudo systemctl start imount.service
 627 fi
 628
 629 dir=/nocow
 630 if has_btrfs; then
 631     if ! mountpoint $dir; then
 632         subvol=/mnt/root/nocow
 633         if [[ ! -e $subvol ]]; then
 634             s btrfs subvolume create $subvol
 635             s chown root:1000 $subvol
 636             s chattr +C $subvol
 637         fi
 638
 639         first_root_crypt=$(awk '$2 == "/" {print $1}' /etc/mtab)
 640         tu /etc/fstab <<EOF
 641 $first_root_crypt  /nocow  btrfs  noatime,subvol=nocow  0 0
 642 EOF
 643         s mkdir -p $dir
 644         s chown ian:ian $dir
 645         s mount $dir
 646     fi
 647 else
 648     sudo mkdir -p $dir
 649 fi
 650
 651 # ssh and probably some other things care about parent directory
 652 # ownership, and ssh doesn\'t allow any group writable parent
 653 # directories, so we are forced to use a directory structure similar
 654 # to home directories
 655 s chown root:ian /q
 656 s chmod 755 /q
 657
 658
 659 #  it comes with stretch and arch, but not jessie.
 660 # propogate /etc/udev/hwdb.d
 661 if which systemd-hwdb; then
 662     s systemd-hwdb update
 663     ser restart systemd-udev-trigger
 664 fi
 665
 666
 667 if isdeb; then
 668     # I\'ve had problems with postfix on debian:
 669     # on stretch, a startup ordering issue caused all mail to fail.
 670     # postfix changed defaults to only use ipv6 dns, causing all my mail to fail.
 671     # exim4 is default on debian, so I assume it would
 672     # be packaged better to avoid these types of things.
 673     # I haven\'t gotten around to getting a non-debian exim
 674     # setup.
 675     mail-setup exim4
 676 else
 677     mail-setup postfix
 678 fi
 679
 680 if isubuntu; then
 681     # disable crash report annoying dialogs.
 682     s dd of=/etc/default/apport <<<'enabled=0'
 683 fi
 684
 685 # fai sets this an old way that doesn't work for stretch.
 686 # no harm in setting it universally here.
 687 # using debconf-set-selection, the area gets reset to ETC
 688 # on my linode test machine after doing a dpkg-reconfigure, or a reinstall,
 689 # so we are using expect :(
 690 # I got a random error when running this, so I added a sleep
 691 # rather than trying to write a whole detect and wait loop.
 692 # E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
 693 # E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
 694 sleep 1
 695 s apt-get -y install --no-install-recommends expect
 696 s expect <<EOF
 697 set force_conservative 0
 698 spawn dpkg-reconfigure tzdata -freadline
 699 expect -nocase timeout {exit 1} "Geographic area:"
 700 send "12\r"
 701 expect -nocase timeout {exit 1} "Time zone:"
 702 send "11\r"
 703 expect eof
 704 exit
 705 EOF
 706
 707
 708 if has_x; then
 709     if isarch; then
 710         # install so it's build dependencies don't get removed.
 711
 712         # emacs git build is currently broken
 713         if false; then
 714             x=$(mktemp -d)
 715             pushd $x
 716             aurex emacs-git
 717             makepkg -si --noconfirm
 718             popd
 719             rm -rf $x
 720         else
 721             pi emacs
 722         fi
 723         pi hunspell hunspell-en
 724     else
 725         if $recompile; then
 726             /a/bin/buildscripts/emacs
 727         else
 728             /a/bin/buildscripts/emacs --no-r || /a/bin/buildscripts/emacs
 729         fi
 730     fi
 731
 732     # todo, figure this out for arch if we ever try out gnome.
 733     if ! isarch; then
 734         # install for multiple display managers in case we use one
 735         if isdeb; then
 736             dir=/etc/gdm3
 737         elif isfedora; then
 738             # fedora didn\'t have the 3.
 739             dir=/etc/gdm
 740         fi
 741         s mkdir -p $dir/PostLogin
 742         s command cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
 743         s mkdir /etc/lightdm/lightdm.conf.d
 744         s dd of=/etc/lightdm/lightdm.conf.d/12-ian.conf <<'EOF'
 745 [SeatDefaults]
 746 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
 747 EOF
 748     fi
 749
 750
 751     pi ghc sakura
 752     # todo, also note for work comp, scp opt/org-mode bin/build-scripts
 753
 754     # use the package manger version to install the cabal version
 755     pi cabal-install
 756     cabal update
 757     PATH="$PATH:$HOME/.cabal/bin"
 758
 759     # todo, on older ubuntu I used cabal xmonad + xfce,
 760     # see /a/bin/old-unused/xmonad-cabal.sh
 761
 762     # trying out the distros versions newer distros
 763     pi xmonad
 764     if isarch; then
 765         # for displaying error messages.
 766         # optional dependency in arch, standard elsewhere.
 767         pi xorg-xmessage xmonad-contrib xorg-xsetroot xorg-xinit
 768
 769         # https://wiki.archlinux.org/index.php/Xinitrc
 770         for homedir in /home/*; do
 771             cp /etc/X11/xinit/xinitrc $homedir/.xinitrc
 772             $sed -ri '/^ *twm\b/,$d' $homedir/.xinitrc
 773             tee -a $homedir/.xinitrc <<'EOF'
 774 /a/bin/desktop-20-autostart.sh
 775 xsetroot -cursor_name left_ptr
 776 exec xmonad
 777 EOF
 778         done
 779     else
 780         pi suckless-tools
 781     fi
 782     pi dmenu
 783
 784     if tp || x2; then
 785         case $distro in
 786             debian)
 787                 pi task-laptop
 788                 ;;
 789             ubuntu|trisquel)
 790                 # the exact packages that task-laptop would install, since ubuntu
 791                 # doesn\'t have this virtual in practice package.
 792                 pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
 793                 ;;
 794             # todo: other distros unknown
 795         esac
 796     fi
 797 fi
 798
 799 # the first pup command can kill off our /etc/ mod, so rerun this
 800 /a/exe/ssh-emacs-setup
 801 echo "$0: $(date): ending now"