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Commit | Line | Data |
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1 | #!/bin/bash | |
2 | ||
3 | trap "err_reboot" ERR | |
4 | ||
5 | # NOTE: we nowadays get exec'd by the initrd's PID 1, so we're the new PID 1 | |
6 | ||
7 | parse_cmdline() { | |
8 | proxdebug=0 | |
9 | proxtui=0 | |
10 | serial=0 | |
11 | # shellcheck disable=SC2013 # per word splitting is wanted here | |
12 | for par in $(cat /proc/cmdline); do | |
13 | case $par in | |
14 | proxdebug) | |
15 | proxdebug=1 | |
16 | ;; | |
17 | proxtui) | |
18 | proxtui=1 | |
19 | ;; | |
20 | console=ttyS*) | |
21 | serial=1 | |
22 | ;; | |
23 | esac | |
24 | done; | |
25 | } | |
26 | ||
27 | debugsh() { | |
28 | /bin/bash | |
29 | } | |
30 | ||
31 | eject_and_reboot() { | |
32 | iso_dev=$(awk '/ iso9660 / {print $1}' /proc/mounts) | |
33 | ||
34 | for try in 5 4 3 2 1; do | |
35 | echo "unmounting ISO" | |
36 | if umount -v -a --types iso9660; then | |
37 | break | |
38 | fi | |
39 | if test -n $try; then | |
40 | echo "unmount failed - trying again in 5 seconds" | |
41 | sleep 5 | |
42 | fi | |
43 | done | |
44 | ||
45 | if [ -n "$iso_dev" ]; then | |
46 | eject "$iso_dev" || true # cannot really work currently, don't care | |
47 | fi | |
48 | ||
49 | umount -l -n /dev | |
50 | ||
51 | echo "rebooting - please remove the ISO boot media" | |
52 | sleep 3 | |
53 | reboot -nf | |
54 | sleep 5 | |
55 | echo "trigger reset system request" | |
56 | # we do not expect the reboot above to fail, so rather to avoid kpanic when pid 1 exits | |
57 | echo b > /proc/sysrq-trigger | |
58 | sleep 100 | |
59 | } | |
60 | ||
61 | real_reboot() { | |
62 | trap - ERR | |
63 | ||
64 | if [[ -x /etc/init.d/networking ]]; then | |
65 | /etc/init.d/networking stop | |
66 | fi | |
67 | ||
68 | # stop udev (release file handles) | |
69 | /etc/init.d/udev stop | |
70 | ||
71 | swap=$(awk '/^\/dev\// { print $1 }' /proc/swaps); | |
72 | if [ -n "$swap" ]; then | |
73 | echo -n "Deactivating swap..." | |
74 | swapoff "$swap" | |
75 | echo "done." | |
76 | fi | |
77 | ||
78 | # just to be sure | |
79 | sync | |
80 | ||
81 | umount -l -n /target >/dev/null 2>&1 | |
82 | umount -l -n /dev/pts | |
83 | umount -l -n /dev/shm | |
84 | umount -l -n /run | |
85 | [ -d /sys/firmware/efi/efivars ] && umount -l -n /sys/firmware/efi/efivars | |
86 | ||
87 | # do not unmount proc and sys for now, at least /proc is still required to trigger the actual | |
88 | # reboot, and both are virtual FS only anyway | |
89 | ||
90 | echo "Terminate all remaining processes" | |
91 | kill -s TERM -1 # TERMinate all but current init (our self) PID 1 | |
92 | sleep 2 | |
93 | echo "Kill any remaining processes" | |
94 | kill -s KILL -1 # KILL all but current init (our self) PID 1 | |
95 | sleep 0.5 | |
96 | ||
97 | eject_and_reboot | |
98 | ||
99 | exit 0 # shouldn't be reached, kernel will panic in that case | |
100 | } | |
101 | ||
102 | # reachable through the ERR trap | |
103 | # shellcheck disable=SC2317 | |
104 | err_reboot() { | |
105 | printf "\nInstallation aborted - unable to continue (type exit or CTRL-D to reboot)\n" | |
106 | debugsh || true | |
107 | real_reboot | |
108 | } | |
109 | ||
110 | # NOTE: dbus must be launched before this, else iwd cannot work | |
111 | # FIXME: very crude, still needs to actually copy over any iwd config to target | |
112 | handle_wireless() { | |
113 | wireless_found= | |
114 | for iface in /sys/class/net/*; do | |
115 | if [ -d "$iface/wireless" ]; then | |
116 | wireless_found=1 | |
117 | fi | |
118 | done | |
119 | if [ -z $wireless_found ]; then | |
120 | return; | |
121 | fi | |
122 | ||
123 | if [ -x /usr/libexec/iwd ]; then | |
124 | echo "wireless device(s) found, starting iwd; use 'iwctl' to manage connections (experimental)" | |
125 | /usr/libexec/iwd & | |
126 | else | |
127 | echo "wireless device found but iwd not available, ignoring" | |
128 | fi | |
129 | } | |
130 | ||
131 | PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin | |
132 | ||
133 | echo "Starting Proxmox installation" | |
134 | ||
135 | # ensure udev doesn't ignores our request; FIXME: not required anymore, as we use switch_root now | |
136 | export SYSTEMD_IGNORE_CHROOT=1 | |
137 | ||
138 | mount -n -t proc proc /proc | |
139 | mount -n -t sysfs sysfs /sys | |
140 | if [ -d /sys/firmware/efi ]; then | |
141 | echo "EFI boot mode detected, mounting efivars filesystem" | |
142 | mount -n -t efivarfs efivarfs /sys/firmware/efi/efivars | |
143 | fi | |
144 | mount -n -t tmpfs tmpfs /run | |
145 | mkdir -p /run/proxmox-installer | |
146 | ||
147 | parse_cmdline | |
148 | ||
149 | # always load most common input drivers | |
150 | modprobe -q psmouse || true | |
151 | modprobe -q sermouse || true | |
152 | modprobe -q usbhid || true | |
153 | ||
154 | # load device mapper - used by lilo | |
155 | modprobe -q dm_mod || true | |
156 | ||
157 | echo "Installing additional hardware drivers" | |
158 | export RUNLEVEL=S | |
159 | export PREVLEVEL=N | |
160 | /etc/init.d/udev start | |
161 | ||
162 | mkdir -p /dev/shm | |
163 | mount -t tmpfs tmpfs /dev/shm | |
164 | ||
165 | # allow pseudo terminals for debuggin in X | |
166 | mkdir -p /dev/pts | |
167 | mount -vt devpts devpts /dev/pts -o gid=5,mode=620 | |
168 | ||
169 | # shellcheck disable=SC2207 | |
170 | console_dim=($(IFS=' ' stty size)) # [height, width] | |
171 | DPI=96 | |
172 | if (("${console_dim[0]}" > 100)) && (("${console_dim[1]}" > 400)); then | |
173 | # heuristic only, high resolution can still mean normal/low DPI if it's a really big screen | |
174 | # FIXME: use `edid-decode` as it can contain physical dimensions to calculate actual dpi? | |
175 | echo "detected huge console, setting bigger font/dpi" | |
176 | DPI=192 | |
177 | export GDK_SCALE=2 | |
178 | setfont /usr/share/consolefonts/Uni2-Terminus32x16.psf.gz | |
179 | fi | |
180 | ||
181 | # set the hostname | |
182 | hostname proxmox | |
183 | ||
184 | if command -v dbus-daemon; then | |
185 | echo "starting D-Bus daemon" | |
186 | mkdir /run/dbus | |
187 | dbus-daemon --system --syslog-only | |
188 | ||
189 | if [ $proxdebug -ne 0 ]; then # FIXME: better intergration, e.g., use iwgtk? | |
190 | handle_wireless # no-op if not wireless dev is found | |
191 | fi | |
192 | fi | |
193 | ||
194 | # we use a trimmed down debootstrap so make busybox tools available to compensate that | |
195 | busybox --install -s || true | |
196 | ||
197 | setupcon || echo "setupcon failed, TUI rendering might be garbled - $?" | |
198 | ||
199 | if [ "$serial" -ne 0 ]; then | |
200 | echo "Setting terminal size to 80x24 for serial install" | |
201 | stty columns 80 rows 24 | |
202 | fi | |
203 | ||
204 | if [ $proxdebug -ne 0 ]; then | |
205 | /sbin/agetty -o '-p -- \\u' --noclear tty9 & | |
206 | printf "\nDropping in debug shell before starting installation\n" | |
207 | echo "type 'exit' or press CTRL + D to continue and start the installation wizard" | |
208 | debugsh || true | |
209 | fi | |
210 | ||
211 | # try to get ip config with dhcp | |
212 | echo -n "Attempting to get DHCP leases... " | |
213 | dhclient -v | |
214 | echo "done" | |
215 | ||
216 | echo "Starting chrony for opportunistic time-sync... " | |
217 | chronyd || echo "starting chrony failed ($?)" | |
218 | ||
219 | echo "Starting a root shell on tty3." | |
220 | setsid /sbin/agetty -a root --noclear tty3 & | |
221 | ||
222 | /usr/bin/proxmox-low-level-installer dump-env | |
223 | ||
224 | if [ $proxtui -ne 0 ]; then | |
225 | echo "Starting the TUI installer" | |
226 | /usr/bin/proxmox-tui-installer 2>/dev/tty2 | |
227 | else | |
228 | echo "Starting the installer GUI - see tty2 (CTRL+ALT+F2) for any errors..." | |
229 | xinit -- -dpi "$DPI" -s 0 >/dev/tty2 2>&1 | |
230 | fi | |
231 | ||
232 | # just to be sure everything is on disk | |
233 | sync | |
234 | ||
235 | if [ $proxdebug -ne 0 ]; then | |
236 | printf "\nDebug shell after installation exited (type exit or CTRL-D to reboot)\n" | |
237 | debugsh || true | |
238 | fi | |
239 | ||
240 | echo "Installation done, rebooting... " | |
241 | ||
242 | killall5 -15 | |
243 | ||
244 | real_reboot | |
245 | ||
246 | # never reached | |
247 | # shellcheck disable=SC2317 | |
248 | exit 0 |