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=$1
  66 fi
  67
  68 for f in iank-dev htpc treetowl x2 frodo tp li lj demohost kw; do
  69     eval "$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 $distro in
 289     trisquel|ubuntu)
 290         # noticed in flidas.
 291         #https://bugs.launchpad.net/ubuntu/+source/module-init-tools/+bug/240553
 292         sudo rmmod evbug ||: # might not be loaded yet
 293         file=/etc/modprobe.d/blacklist.conf
 294         line="blacklist evbug"
 295         if ! grep -xFq "$line" $file; then
 296             sudo tee -a $file &>/dev/null <<<"$line"
 297             sudo depmod -a
 298             sudo update-initramfs -u
 299         fi
 300         ;;
 301 esac
 302 ######## end fix evbug bug ######
 303
 304
 305
 306 ###### begin link files ###########
 307 # convenient to just do all file linking in one place
 308
 309
 310 s lnf -T /a/bin /b
 311 s lnf -T /nocow/t /t
 312
 313 if has_p; then
 314     lnf -T /p/News ~/News
 315 fi
 316
 317 s lnf /q/root/.editor-backups /q/root/.undo-tree-history \
 318   /a/opt /a/c/.emacs.d $HOME/mw_vars /k/backup /root
 319
 320 rootsshsync
 321
 322 s lnf /a/c/.vim /a/c/.vimrc /a/c/.gvimrc /root
 323
 324 # machine is going away
 325 # if [[ $HOSTNAME == htpc ]]; then
 326 #     lnf -T /i/Videos ~/Downloads
 327 # fi
 328
 329 if has_p; then
 330     # for dovecot
 331     lnf -T /i/k/mboxes ~/mail
 332 fi
 333
 334 ###### end link files ###########
 335
 336
 337 ##### basic needed packages
 338
 339 ### begin setup for keyboard and redshift ###
 340 case $(distro-name) in
 341
 342     trisquel|ubuntu|debian)
 343         if has_x; then
 344             if isdebian-testing; then
 345                 pi xmacro/unstable # has no unstable deps
 346             else
 347                 pi xmacro
 348             fi
 349             pi gtk-redshift xinput
 350         fi
 351         ;;&
 352     fedora)
 353         p -y groupinstall development-tools c-development books admin-tools
 354         pi wget man-pages
 355         if has_x; then
 356             pi redshift-gtk
 357             # debian has this package patched to work, upstream is dead
 358             # tried using alien, pi alien, alien -r *.deb, rpm -Uhv *.rpm, got this error, so fuck it
 359             # 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
 360             # http://packages.debian.org/source/sid/xmacro
 361             pi patch libXtst-devel
 362             cd $(mktemp -d)
 363             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911.orig.tar.gz
 364             wget http://ftp.de.debian.org/debian/pool/main/x/xmacro/xmacro_0.3pre-20000911-6.diff.gz
 365             ex *.gz
 366             patch -p0 < xmacro_0.3pre-20000911-6.diff
 367             cd xmacro-0.3pre-20000911.orig
 368             make
 369             sleep 1 # not sure why the following command couldn\'t find, so trying this
 370             # no make install target
 371             s cp -f xmacroplay xmacrorec xmacrorec2 /usr/local/bin
 372         fi
 373         ;;&
 374     arch)
 375         # like apt-cache
 376         pi pkgfile
 377         s pkgfile --update
 378         if has_x; then
 379             # libxtst is missing dep https://aur.archlinux.org/packages/xmacro/#news
 380             pi xorg-server redshift xorg-xinput libxtst xmacro
 381
 382             # background:
 383             # https://aur.archlinux.org/packages/xkbset/#comment-545419
 384             cert=$(mktemp)
 385             cat >$cert <<'EOF'
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 436 -----END CERTIFICATE-----
 437 -----BEGIN CERTIFICATE-----
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 466 eoQp0UM/L8zfP527vWjEzuDN5xwxMnhi+vCToh7J159o5ah29mP+aJnvujbXEnGa
 467 nrNxHzu+AGOePV8hwrGGG7hOIcPDQwkuYwzN/xT29iLp/cqf9ZhEtkGcQcIImH3b
 468 oJ8ifsCnSbu0GB9L06Yqh7lcyvKDTEADslIaeSEINxhO2Y1fmcYFX/Fqrrp1WnhH
 469 OjplXuXE0OPa0utaKC25Aplgom88L2Z8mEWcyfoB7zKOfD759AN7JKZWCYwk
 470 -----END CERTIFICATE-----
 471 -----BEGIN CERTIFICATE-----
 472 MIIF3jCCA8agAwIBAgIQAf1tMPyjylGoG7xkDjUDLTANBgkqhkiG9w0BAQwFADCB
 473 iDELMAkGA1UEBhMCVVMxEzARBgNVBAgTCk5ldyBKZXJzZXkxFDASBgNVBAcTC0pl
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 477 BAgTCk5ldyBKZXJzZXkxFDASBgNVBAcTC0plcnNleSBDaXR5MR4wHAYDVQQKExVU
 478 aGUgVVNFUlRSVVNUIE5ldHdvcmsxLjAsBgNVBAMTJVVTRVJUcnVzdCBSU0EgQ2Vy
 479 dGlmaWNhdGlvbiBBdXRob3JpdHkwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIK
 480 AoICAQCAEmUXNg7D2wiz0KxXDXbtzSfTTK1Qg2HiqiBNCS1kCdzOiZ/MPans9s/B
 481 3PHTsdZ7NygRK0faOca8Ohm0X6a9fZ2jY0K2dvKpOyuR+OJv0OwWIJAJPuLodMkY
 482 tJHUYmTbf6MG8YgYapAiPLz+E/CHFHv25B+O1ORRxhFnRghRy4YUVD+8M/5+bJz/
 483 Fp0YvVGONaanZshyZ9shZrHUm3gDwFA66Mzw3LyeTP6vBZY1H1dat//O+T23LLb2
 484 VN3I5xI6Ta5MirdcmrS3ID3KfyI0rn47aGYBROcBTkZTmzNg95S+UzeQc0PzMsNT
 485 79uq/nROacdrjGCT3sTHDN/hMq7MkztReJVni+49Vv4M0GkPGw/zJSZrM233bkf6
 486 c0Plfg6lZrEpfDKEY1WJxA3Bk1QwGROs0303p+tdOmw1XNtB1xLaqUkL39iAigmT
 487 Yo61Zs8liM2EuLE/pDkP2QKe6xJMlXzzawWpXhaDzLhn4ugTncxbgtNMs+1b/97l
 488 c6wjOy0AvzVVdAlJ2ElYGn+SNuZRkg7zJn0cTRe8yexDJtC/QV9AqURE9JnnV4ee
 489 UB9XVKg+/XRjL7FQZQnmWEIuQxpMtPAlR1n6BB6T1CZGSlCBst6+eLf8ZxXhyVeE
 490 Hg9j1uliutZfVS7qXMYoCAQlObgOK6nyTJccBz8NUvXt7y+CDwIDAQABo0IwQDAd
 491 BgNVHQ4EFgQUU3m/WqorSs9UgOHYm8Cd8rIDZsswDgYDVR0PAQH/BAQDAgEGMA8G
 492 A1UdEwEB/wQFMAMBAf8wDQYJKoZIhvcNAQEMBQADggIBAFzUfA3P9wF9QZllDHPF
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 494 VWKR82kV2LyI48SqC/3vqOlLVSoGIG1VeCkZ7l8wXEskEVX/JJpuXior7gtNn3/3
 495 ATiUFJVDBwn7YKnuHKsSjKCaXqeYalltiz8I+8jRRa8YFWSQEg9zKC7F4iRO/Fjs
 496 8PRF/iKz6y+O0tlFYQXBl2+odnKPi4w2r78NBc5xjeambx9spnFixdjQg3IM8WcR
 497 iQycE0xyNN+81XHfqnHd4blsjDwSXWXavVcStkNr/+XeTWYRUc+ZruwXtuhxkYze
 498 Sf7dNXGiFSeUHM9h4ya7b6NnJSFd5t0dCy5oGzuCr+yDZ4XUmFF0sbmZgIn/f3gZ
 499 XHlKYC6SQK5MNyosycdiyA5d9zZbyuAlJQG03RoHnHcAP9Dc1ew91Pq7P8yF1m9/
 500 qS3fuQL39ZeatTXaw2ewh0qpKJ4jjv9cJ2vhsE/zB+4ALtRZh8tSQZXq9EfX7mRB
 501 VXyNWQKV3WKdwrnuWih0hKWbt5DHDAff9Yk2dDLWKMGwsAvgnEzDHNb842m1R0aB
 502 L6KCq9NjRHDEjf8tM7qtj3u1cIiuPhnPQCjY/MiQu12ZIvVS5ljFH4gxQ+6IHdfG
 503 jjxDah2nGN59PRbxYvnKkKj9
 504 -----END CERTIFICATE-----
 505 EOF
 506             cat /etc/ssl/certs/ca-certificates.crt >> $cert
 507             CURL_CA_BUNDLE=$cert pi xkbset
 508         fi
 509
 510         ;;&
 511     ubuntu|trisquel|debian|fedora)
 512         if has_x; then
 513             if isdebian-testing; then
 514                 # xkbset was in testing for quite a while, dunno
 515                 # why it\'s not anymore. Sometime I should check and
 516                 # see if it\'s back in testing, but the unstable package
 517                 # doesn\'t upgrade anything form testing, and it\'s tiny
 518                 # so I\'m not bothering to automate it.
 519                 pi xkbset/unstable
 520             else
 521                 pi xkbset
 522             fi
 523         fi
 524         ;;&
 525 esac
 526 if has_x; then
 527     pi xbindkeys
 528 fi
 529 ### end setup for keyboard and redshift ###
 530
 531
 532 pi cryptsetup lvm2
 533 # enables trim for volume delete, other rare commands.
 534 sudo $sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc/lvm/lvm.conf
 535
 536 if encrypted; then
 537     if isdeb; then
 538         sudo cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
 539     fi
 540     # does weekly trim
 541     sudo systemctl enable fstrim.timer
 542 fi
 543
 544 dirs=(/mnt/{1,2,3,4,5,6,7,8,9} /nocow/t)
 545 s mkdir -p "${dirs[@]}"
 546 s chown $USER:$USER  "${dirs[@]}"
 547
 548
 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
 554
 555 if ! mountpoint /kr; then
 556     s mkdir -p /kr
 557     s chown $USER:traci /kr
 558 fi
 559
 560 if home_network; then
 561     if [[ $HOSTNAME == frodo ]]; then
 562         tu /etc/fstab <<'EOF'
 563 /k  /kr  none  bind,noauto  0 0
 564 EOF
 565     else
 566         tu /etc/fstab <<'EOF'
 567 frodo:/k  /kr  nfs  noauto  0 0
 568 EOF
 569     fi
 570 fi
 571
 572 s mkdir -p /q /i/{w,k}
 573 for dir in /{i,w,k}; do
 574     if mountpoint $dir; then continue; fi # already mounted
 575     s mkdir -p $dir
 576     s chown $USER:$USER $dir
 577 done
 578
 579 # not needed for all hosts, but rather just keep it uniform
 580 s mkdir -p /mnt/iroot
 581
 582 # debian auto mounting of multi-disk encrypted btrfs is busted.  It is
 583 # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
 584 # based on 3 of those, it creates .device units for /dev/mapper/dev...
 585 # then waits endlessly for them on bootup, after the /dev/mapper disks
 586 # have already been created and exist. todo: create a simple repro
 587 # for this in a vm and report it upstream.
 588 if has_btrfs || home_network; then
 589     pi nfs-common
 590     s dd of=/root/imount <<'EOF'
 591 #!/bin/bash
 592 [[ $EUID == 0 ]] || exec sudo -E "$BASH_SOURCE" "$@"
 593 set -eE -o pipefail
 594 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
 595 for dir in /i /mnt/iroot /k /kr /w; do
 596     if ! mountpoint $dir &>/dev/null && \
 597             awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
 598         if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
 599             mount $dir || echo "warning: failed to mount nfs on $dir"
 600         else
 601             mount $dir
 602         fi
 603     fi
 604 done
 605 EOF
 606     s chmod +x /root/imount
 607
 608     s dd of=/etc/systemd/system/imount.service <<EOF
 609 [Unit]
 610 Description=Mount /i and related mountpoints
 611 Before=syncthing@$USER.service
 612
 613 [Service]
 614 Type=oneshot
 615 ExecStart=/root/imount
 616
 617 [Install]
 618 RequiredBy=syncthing@$USER.service
 619 # note /kr needs networking, this target is the simplest way to
 620 # time it when the network should be up, but not do something
 621 # dumb like delay startup until the network is up. It happens
 622 # at some time after network.target
 623 WantedBy=multi-user.target
 624 EOF
 625     sudo systemctl daemon-reload # needed if the file was already there
 626     sudo systemctl enable imount.service
 627     sudo systemctl start imount.service
 628 fi
 629
 630 dir=/nocow
 631 if has_btrfs; then
 632     if ! mountpoint $dir; then
 633         subvol=/mnt/root/nocow
 634         if [[ ! -e $subvol ]]; then
 635             s btrfs subvolume create $subvol
 636             s chown root:1000 $subvol
 637             s chattr +C $subvol
 638         fi
 639
 640         first_root_crypt=$(awk '$2 == "/" {print $1}' /etc/mtab)
 641         tu /etc/fstab <<EOF
 642 $first_root_crypt  /nocow  btrfs  noatime,subvol=nocow  0 0
 643 EOF
 644         s mkdir -p $dir
 645         s chown $USER:$USER $dir
 646         s mount $dir
 647     fi
 648 else
 649     sudo mkdir -p $dir
 650 fi
 651
 652 # ssh and probably some other things care about parent directory
 653 # ownership, and ssh doesn\'t allow any group writable parent
 654 # directories, so we are forced to use a directory structure similar
 655 # to home directories
 656 s chown root:$USER /q
 657 s chmod 755 /q
 658
 659
 660 #  it comes with stretch and arch, but not jessie.
 661 # propogate /etc/udev/hwdb.d
 662 if which systemd-hwdb; then
 663     s systemd-hwdb update
 664     ser restart systemd-udev-trigger
 665 fi
 666
 667
 668 if isdeb; then
 669     # I\'ve had problems with postfix on debian:
 670     # on stretch, a startup ordering issue caused all mail to fail.
 671     # postfix changed defaults to only use ipv6 dns, causing all my mail to fail.
 672     # exim4 is default on debian, so I assume it would
 673     # be packaged better to avoid these types of things.
 674     # I haven\'t gotten around to getting a non-debian exim
 675     # setup.
 676     mail-setup exim4
 677 else
 678     mail-setup postfix
 679 fi
 680
 681 if isubuntu; then
 682     # disable crash report annoying dialogs.
 683     s dd of=/etc/default/apport <<<'enabled=0'
 684 fi
 685
 686 # fai sets this an old way that doesn't work for stretch.
 687 # no harm in setting it universally here.
 688 # using debconf-set-selection, the area gets reset to ETC
 689 # on my linode test machine after doing a dpkg-reconfigure, or a reinstall,
 690 # so we are using expect :(
 691 # I got a random error when running this, so I added a sleep
 692 # rather than trying to write a whole detect and wait loop.
 693 # E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
 694 # E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
 695 sleep 1
 696 # todo: this is not idempotent, it fails when running twice, due to prepopulated values.
 697 # check into unsetting them using debconf-set-selection.
 698 s apt-get -y install --no-install-recommends expect
 699 s expect <<EOF ||:
 700 set force_conservative 0
 701 spawn dpkg-reconfigure tzdata -freadline
 702 expect -nocase timeout {exit 1} "Geographic area:"
 703 send "\02512\r"
 704 expect -nocase timeout {exit 1} "Time zone:"
 705 send "\0255\r"
 706 expect eof
 707 exit
 708 EOF
 709
 710
 711 if has_x; then
 712     if isarch; then
 713         # install so it's build dependencies don't get removed.
 714
 715         # emacs git build is currently broken
 716         if false; then
 717             x=$(mktemp -d)
 718             pushd $x
 719             aurex emacs-git
 720             makepkg -si --noconfirm
 721             popd
 722             rm -rf $x
 723         else
 724             pi emacs
 725         fi
 726         pi hunspell hunspell-en
 727     else
 728         if $recompile; then
 729             /a/bin/buildscripts/emacs
 730         else
 731             /a/bin/buildscripts/emacs --no-r || /a/bin/buildscripts/emacs
 732         fi
 733     fi
 734
 735     # todo, figure this out for arch if we ever try out gnome.
 736     if ! isarch; then
 737         # install for multiple display managers in case we use one
 738         if isdeb; then
 739             dir=/etc/gdm3
 740         elif isfedora; then
 741             # fedora didn\'t have the 3.
 742             dir=/etc/gdm
 743         fi
 744         s mkdir -p $dir/PostLogin
 745         s command cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
 746         s mkdir /etc/lightdm/lightdm.conf.d
 747         s dd of=/etc/lightdm/lightdm.conf.d/12-iank.conf <<'EOF'
 748 [SeatDefaults]
 749 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
 750 EOF
 751     fi
 752
 753
 754     pi ghc sakura
 755     # todo, also note for work comp, scp opt/org-mode bin/build-scripts
 756
 757     # use the package manger version to install the cabal version
 758     pi cabal-install
 759     cabal update
 760     PATH="$PATH:$HOME/.cabal/bin"
 761
 762     # todo, on older ubuntu I used cabal xmonad + xfce,
 763     # see /a/bin/old-unused/xmonad-cabal.sh
 764
 765     # trying out the distros versions newer distros
 766     pi xmonad
 767     if isarch; then
 768         # for displaying error messages.
 769         # optional dependency in arch, standard elsewhere.
 770         pi xorg-xmessage xmonad-contrib xorg-xsetroot xorg-xinit
 771
 772         # https://wiki.archlinux.org/index.php/Xinitrc
 773         for homedir in /home/*; do
 774             cp /etc/X11/xinit/xinitrc $homedir/.xinitrc
 775             $sed -ri '/^ *twm\b/,$d' $homedir/.xinitrc
 776             tee -a $homedir/.xinitrc <<'EOF'
 777 /a/bin/desktop-20-autostart.sh
 778 xsetroot -cursor_name left_ptr
 779 exec xmonad
 780 EOF
 781         done
 782     else
 783         pi suckless-tools
 784     fi
 785     pi dmenu
 786
 787     if tp || x2; then
 788         case $distro in
 789             debian)
 790                 pi task-laptop
 791                 ;;
 792             ubuntu|trisquel)
 793                 # the exact packages that task-laptop would install, since ubuntu
 794                 # doesn\'t have this virtual in practice package.
 795                 pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
 796                 ;;
 797             # todo: other distros unknown
 798         esac
 799     fi
 800 fi
 801
 802 # the first pup command can kill off our /etc/ mod, so rerun this
 803 /a/exe/ssh-emacs-setup
 804 echo "$0: $(date): ending now"
 805 exit 0