2 # Copyright (C) 2016 Ian Kelling
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
8 # http://www.apache.org/licenses/LICENSE-2.0
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.
16 # for setting up a new machine
17 # usage: $0 [-r] [HOSTNAME]
18 # HOSTNAME changes the machine's hostname
21 # run any sudo command first so your pass is cached
22 # set the scrollback to unlimited in case something goes wrong
25 ####### begin setup environment #######
28 ### make ssh interactive shell run better. for when running line interactively line by line
29 sudo bash
-c 'source /a/c/.bashrc && source /a/exe/ssh-emacs-setup'
32 ##### setup error handling
33 interactive
=true
# set this to false to force set -x
34 [[ $
- == *i
* ]] || interactive
=false
35 if ! $interactive; then
38 source /a
/bin
/errhandle
/err
41 echo 1 >~
/.local
/distro-begin
44 source /a
/bin
/distro-functions
/src
/package-manager-abstractions
47 exec &> >(sudo
tee -a /var
/log
/distro-begin
)
48 echo "$0: $(date): starting now)"
52 if [[ $EUID == 0 ]]; then
53 if getent passwd iank || getent passwd ian
; then
54 echo "$0: error: running as root. unprivileged user exists. use it."
57 echo "$0: warning: running as root. I will setup users then exit"
65 while [[ $1 == -* ]]; do
67 -r) recompile
=true
; shift ;;
68 -e) emacs
=false
; shift ;;
76 ##### variables/env setup
77 script_dir
="$(readlink -f "${BASH_SOURCE[@]}")"; script_dir
=${script_dir%/*}
78 # shellcheck source=./pkgs
79 source $script_dir/pkgs
81 source /a
/bin
/distro-functions
/src
/identify-distros
82 $interactive ||
set -x
83 for f
in kd x2 x3 frodo tp li lj demohost kw
; do
84 eval "$f() { [[ $HOSTNAME == $f ]]; }"
86 codename
=$
(debian-codename
)
87 has_wayland
() { has_monitor
&& [[ $codename == buster
]]; }
88 has_x
() { has_monitor
&& [[ $codename != buster
]]; }
89 has_monitor
() { ! linode
; }
90 linode
() { lj || li
; }
91 # linode actually has btrfs now, but we dont do anything with it.
92 has_btrfs
() { ! linode
; }
93 home_network
() { ! linode
&& ! kw
; }
97 export GLOBIGNORE
="*/.:*/.."
100 sed="sed --follow-symlinks"
102 ####### end setup environment #######
107 ##### begin setup encryption scripts ######
109 # I tried making a service which was dependent on reboot.target,
110 # but it happened too late in the shutdown process.
111 sudo
dd of
=/etc
/systemd
/system
/keyscripton.service
<<'EOF'
113 Description=Turn on automatic decryption of drives on boot
114 # This is triggered by reboot and when keyscriptoff stops.
116 # tried using graphical.target, but it made my display manager restart before rebooting.
117 # generally, I don't think targets order shutdown like they do startup.
118 # So, I did systemd-analyze plot > something.svg, and picked a reliably started
119 # service that happens late in the game.
121 DefaultDependencies=no
122 # not sure if needed, makes sure we shut down before reboot.target
123 Conflicts=reboot.target
129 ExecStop=/a/exe/keyscript-on
132 WantedBy=keyscriptoff.service
134 sudo systemctl daemon-reload
# needed if the file was already there
135 sudo systemctl
enable keyscripton.service
137 sudo
dd of
=/etc
/systemd
/system
/keyscriptoff.service
<<'EOF'
139 Description=Turn off automatic decryption of drives on boot
143 ExecStart=/a/exe/keyscript-off
146 WantedBy=multi-user.target
148 sudo systemctl daemon-reload
# needed if the file was already there
149 sudo systemctl
enable keyscriptoff.service
150 sudo systemctl start keyscriptoff.service
154 # from /usr/share/doc/dropbear-initramfs/README.initramfs.gz
156 while read -r m _
; do /sbin
/modinfo
-F filename
"$m"; done </proc
/modules | \
157 sed -nr "s@^/lib/modules/$(uname -r)/kernel/drivers/net(/.*)?/([^/]+)\.ko\$@\2@p" \
159 if ! diff -q /etc
/initramfs-tools
/modules
$tmp &>/dev
/null
; then
160 sudo
dd if=$tmp of
=/etc
/initramfs-tools
/modules
161 sudo
/usr
/sbin
/update-initramfs
-u -k all
163 # initram auth keys get setup with rootsshsync
164 $script_dir/rootsshsync
165 # then for remote unlock, ssh and do this once per crypt disk:
166 # echo -n PASS >/lib/cryptsetup/passfifo
171 ##### end setup encryption scripts ######
174 # disabled until its fixed up
177 # todo, it would be nice to cut down on some of the output
180 #### rerun my fai-time scripts
181 # already ran for pxe installs, but used for vps & updates
182 distro
=$
(distro-name
)
184 ubuntu|debian|trisquel
)
185 sudo bash
-c ". /a/bin/fai/fai-wrapper && /a/bin/fai/fai/config/scripts/GRUB_PC/11-iank"
188 sudo bash
-c ". /a/bin/fai/fai-wrapper &&
189 /a/bin/fai/fai/config/distro-install-common/end"
193 ###### setup hostname
194 if [[ $HOSTNAME != $
(cat /etc
/hostname
) ]]; then
195 echo $HOSTNAME > /etc
/hostname
196 hostname
-F /etc
/hostname
198 sudo
$sed -i '/^127\.0\.1\.1/d' /etc
/hosts
199 echo "127.0.1.1 $HOSTNAME.b8.nz $HOSTNAME" | sudo
tee -a /etc
/hosts
202 ##### exit first stage if running as root
203 if [[ $EUID == 0 ]]; then
204 echo "$0: running as root. exiting now that users are setup"
209 #### setup bash for root
210 for x
in /a
/c
/{.bashrc
,brc
,brc2
,.bash_profile
,.profile
,.inputrc
,path_add_function
}; do
218 # li needs the bind group before conflink
219 if [[ $HOSTNAME == li
]]; then
220 getent group
bind &>/dev
/null || sudo groupadd
-r bind
222 # this needs to be before installing pacserve so we have gpg conf.
225 ###### bash environment setup
228 source /etc
/profile.d
/environment.sh
229 # shellcheck source=./.bashrc
232 $interactive ||
set -x
235 #### setup passwordless sudo
238 # makes ubuntu be like debian
239 # https://unix.stackexchange.com/a/91572
241 # umask: default setting is to have minimum umask of 0022
242 # This lets us have user-specific umasks which are more permissive.
243 # I did this for transmission and set it's umask gecos on install,
244 # see there for more info.
246 tu
/etc
/sudoers
<<EOF
247 $USER ALL=(ALL) NOPASSWD: ALL
248 Defaults env_keep += SUDOD
249 Defaults always_set_home
254 #### setup firefox backport
255 ## ian: disabled. backports are not being published atm due to rust packaging issue
257 # codename=$(debian-codename)
258 # if isdebian-stable && has_x; then
259 # s dd of=/etc/apt/sources.list.d/mozilla-iceweasel.list <<EOF
260 # deb http://mozilla.debian.net/ $codename-backports firefox-release
261 # deb-src http://mozilla.debian.net/ $codename-backports firefox-release
264 # # take care of mozilla signing errors in previous command
265 # pi pkg-mozilla-archive-keyring
271 ###### arch aur wrapper setup
273 #https://wiki.archlinux.org/index.php/Arch_User_Repository#Installing_packages
274 sudo pacman
-S --noconfirm --needed base-devel jq
275 # pacaur seems to be the best, although it + cower has a few minor bugs,
276 # its design goals seem good, so, going for it.
283 makepkg
-sri --skippgpcheck --noconfirm
292 x
=$
(mktemp
); /usr
/bin
/pacman.conf-insert_pacserve
>$x
293 sudo
dd of
=/etc
/pacman.conf
if=$x; rm $x
294 sudo systemctl
enable pacserve.service
295 sudo systemctl start pacserve.service
299 #### update all packages
303 ###### p1 packages install ######
307 ######## fix evbug bug ######
311 #https://bugs.launchpad.net/ubuntu/+source/module-init-tools/+bug/240553
312 #https://wiki.debian.org/KernelModuleBlacklisting
313 #common advice when searching is to use /etc/modprobe.d/blacklist.conf,
314 #but that file won't work and will get automatically reverted
315 sudo rmmod evbug ||
: # might not be loaded yet
316 file=/etc
/modprobe.d
/evbug.conf
317 line
="blacklist evbug"
318 if ! grep -xFq "$line" $file; then
319 sudo
dd of
=$file 2>/dev
/null
<<<"$line"
321 sudo update-initramfs
-u
328 # convenient to just do all file linking in one place
329 s
/a
/exe
/lnf
-T /a
/bin
/b
330 s
/a
/exe
/lnf
-T /nocow
/t
/t
332 lnf
-T /p
/News ~
/News
334 s
/a
/exe
/lnf
/q
/root
/.editor-backups
/q
/root
/.undo-tree-history \
335 /a
/opt
/a
/c
/.emacs.d
$HOME/mw_vars
/k
/backup
/root
336 /a
/bin
/ds
/install-my-scripts
# needed for rootsshsync cronjob
337 s
/a
/exe
/lnf
/a
/c
/.vim
/a
/c
/.vimrc
/a
/c
/.gvimrc
/root
343 #### arch specific early packages
344 case $
(distro-name
) in
346 # pkgfile is like apt-cache
353 # enable trim for volume delete, other rare commands
354 sudo
$sed -ri 's/( *issue_discards\b).*/\1 = 1/' /etc
/lvm
/lvm.conf
356 # flidas or so, these units arent built-in
357 if isdeb
&& ! systemctl list-unit-files |
grep ^fstrim.timer
&>/dev
/null
; then
358 sudo
cp /usr
/share
/doc
/util-linux
/examples
/fstrim.
{service
,timer
} /etc
/systemd
/system
361 sudo systemctl
enable fstrim.timer
364 ##### make extra dirs
365 dirs=(/mnt
/{1,2,3,4,5,6,7,8,9} /nocow
/t
)
366 s mkdir
-p "${dirs[@]}"
367 s chown
$USER:$USER "${dirs[@]}"
370 if home_network
; then
371 tu
/etc
/fstab
<<'EOF'
372 /i/w /w none bind,noauto 0 0
373 /i/k /k none bind,noauto 0 0
375 if ! mountpoint
/kr
; then
377 s chown
$USER:user2
/kr
379 if [[ $HOSTNAME == frodo
]]; then
380 tu
/etc
/fstab
<<'EOF'
381 /k /kr none bind,noauto 0 0
384 tu
/etc
/fstab
<<'EOF'
385 frodo:/k /kr nfs noauto 0 0
388 s mkdir
-p /q
/i
/{w
,k
}
389 for dir
in /{i
,w
,k
}; do
390 if mountpoint
$dir; then continue; fi # already mounted
392 s chown
$USER:$USER $dir
394 # not needed for all hosts, but rather just keep it uniform
395 s mkdir
-p /mnt
/iroot
396 # debian auto mounting of multi-disk encrypted btrfs is busted. It is
397 # in jessie, and in stretch as of 11/26/2016 I have 4 disks in cryptab,
398 # based on 3 of those, it creates .device units for /dev/mapper/dev...
399 # then waits endlessly for them on bootup, after the /dev/mapper disks
400 # have already been created and exist. todo: create a simple repro
401 # for this in a vm and report it upstream.
403 s
dd of
=/root
/imount
<<'EOF'
405 [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
407 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
408 for dir in /i /mnt/iroot /k /kr /w; do
409 if ! mountpoint $dir &>/dev/null && \
410 awk '{print $2}' /etc/fstab | grep -xF $dir &>/dev/null; then
411 if awk '{print $3}' /etc/fstab | grep -xF nfs &>/dev/null; then
412 mount $dir || echo "warning: failed to mount nfs on $dir"
419 s
chmod +x
/root
/imount
420 s
dd of
=/etc
/systemd
/system
/imount.service
<<EOF
422 Description=Mount /i and related mountpoints
423 Before=syncthing@$USER.service
427 ExecStart=/root/imount
430 RequiredBy=syncthing@$USER.service
431 # note /kr needs networking, this target is the simplest way to
432 # time it when the network should be up, but not do something
433 # dumb like delay startup until the network is up. It happens
434 # at some time after network.target
435 WantedBy=multi-user.target
437 sudo systemctl daemon-reload
# needed if the file was already there
438 sudo systemctl
enable imount.service
439 sudo systemctl start imount.service
444 # a nocow dir that is common to multiple distros installed on the same system
447 if ! mountpoint
$dir; then
448 subvol
=/mnt
/root
/nocow
449 if [[ ! -e $subvol ]]; then
450 s btrfs subvolume create
$subvol
451 s chown root
:1000 $subvol
455 first_root_crypt
=$
(awk '$2 == "/" {print $1}' /etc
/mtab
)
457 $first_root_crypt /nocow btrfs noatime,subvol=nocow 0 0
460 s chown
$USER:$USER $dir
473 # disable crash report annoying dialogs.
474 s
dd of
=/etc
/default
/apport
<<<'enabled=0'
479 ##### install laptop hardware packages
480 if tp || x2 || x3; then
486 # the exact packages that task-laptop would install, since ubuntu
487 # doesn\'t have this virtual in practice package.
488 pi avahi-autoipd bluetooth powertop iw wireless-tools wpasupplicant
490 # todo: other distros unknown
498 # xorg-xmessage for displaying error messages.
499 # optional dependency in arch, standard elsewhere.
500 pi xorg-server xorg-xmessage xorg-xsetroot xorg-xinit
504 case $(distro-name) in
505 trisquel|ubuntu|debian)
513 #### install redshift
514 case $(distro-name) in
515 trisquel|ubuntu|debian)
516 # recommends gets us geoclue (for darkening automatically at night i assume),
517 # which recommends modemmanager, which is annoying to fix for the model01 keyboard.
518 pi --no-install-recommends gtk-redshift
525 ##### setup X autostart
527 # https://wiki.archlinux.org/index.php/Xinitrc
528 for homedir in /home/*; do
529 cp /etc/X11/xinit/xinitrc $homedir/.xinitrc
530 # shellcheck disable=SC2016
531 $sed -ri '/^ *twm\b/,$d' $homedir/.xinitrc
532 tee -a $homedir/.xinitrc <<'EOF'
533 /a/bin/desktop-20-autostart.sh
534 xsetroot -cursor_name left_ptr
539 # todo, figure this out for arch if we ever try out gnome.
540 # install for multiple display managers in case we use one
542 s mkdir -p $dir/PostLogin
543 s command cp /a/bin/distro-setup/desktop-20-autostart.sh $dir/PostLogin/Default
544 s mkdir /etc/lightdm/lightdm.conf.d
545 s dd of=/etc/lightdm/lightdm.conf.d/12-iank.conf <<'EOF'
547 session-setup-script=/a/bin/distro-setup/desktop-20-autostart.sh
553 ### install and configure wayland
556 # originally used xkbcomp, documented in input-setup.sh, this doesnt
557 # work under wayland, but its still useful for creating the config,
558 # then modifying the system files.
559 s sed -i.orig '/key *<KPMU> *{/,/}/s/KP_Multiply/underscore/g' /usr/share/X11/xkb/symbols/keypad
562 ##### basic graphical packages
564 pi konsole suckless-tools
571 # emacs git build was broken last time i checked,
575 makepkg -si --noconfirm
578 pi hunspell hunspell-en
581 /a/bin/buildscripts/emacs
583 /a/bin/buildscripts/emacs --no-r
586 # the first pup command can kill off our /etc/ mod, so rerun this
587 /a/exe/ssh-emacs-setup
591 echo 0 >~/.local/distro-begin
592 echo "$0: $(date): ending now"