wiki/content/tank.md

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---
title: tank
---
A Lenovo ThinkPad X201 Tablet. My first ever ThinkPad, a very useful tool for
my studies. It has been my daily driver, on and off, for over a year and a
half in total. I really like it when I compute on the go, especially on
trains or on mountains (not to be confused with [mountain](./mountain.html)).
I now try to bring it with me and use it wherever, just to add to the list on
this page.
## Specifications
* Product ID: 45N4955
* Core i5-520UM
* Intel HD Graphics
* 12.1" 1280×800 (WXGA) TFT display
* Wacom Serial Penabled Pen
* 8GB PC3-8500 RAM
* SanDisk SSD PLUS 240GB 19136F805340
* Ricoh 5-in-1 Multicard Reader
* I never knew it supported anything other than SD cards…
* TODO: Test with a Memory Stick
* Intel 10/100/1000 Ethernet
* Intel HD audio with CX20585 codec
* ThinkPad Modem (MDC-3.0, 56kbps HDA)
* 2 MiniPCI Express slots:
* Intel Centrino Advanced-N 6200 Wi-Fi card
* Qualcomm Gobi 2000 3G and GPS card, Verizon-locked
* ExpressCard/54 slot
* 2MP webcam
* UPEK Touchstrip TCRD4C fingerprint reader
* Broadcom BCM2046 Bluetooth Controller
* TPM 1.2 embedded security system
* HDAPS support
* UltraNav trackpoint
* Intel Active Management Technology 6.x
## Places it went to
Just taking it with me without doing anything does not count; I have to turn
it on and use it for a place to enter this list. This list is unordered.
I sometimes add some fun things I did in each place, when I remember them.
* Grenoble
* My student room
* Daily driver for a year
* Helped set up [Carthage](cybrecluster/carthage.html)
* My first apartment
* At my best friend's place in Championnet
* On a hill near the Désert de l'Écureuil
* Maintenance on an autonomous webcam and weather station
* <abbr title="Institut de Géographie Alpine">IGA</abbr> (abandoned geography institute)
* Saw the Tour de France on a road down there while listening to the organizer's radio comms
* Institut Dolomieu (abandoned geology institute)
* Tried to draw some floorplans, and ate breakfast there
* Charmant Som (a summit)
* Listed QRZs received during a hamradio contest
* Answered random people's questions about the 6 meter-high antenna we deployed there
* La Coop
* [La Turbine](https://turbine.coop)
* Lille
* Lille-Flandres train station
* Gaston Berger high school
* Removed the Windows partition, making it my first Linux-only computer
* Solved riddles in law class using regexes
* Played games, wrote blog articles, learnt Python during classes
* Lille university
* <abbr title="Institut Universitaire de Technologie">IUT</abbr>
* Pierant's room
* Liliad (library)
* Plugged into [a dead drop](https://deaddrops.com/db/?page=view&id=1108)
* On the stairs to the opera
* Walking around a neighborhood
* Got a few WEP passwords using wifite
* Wattrelos
* My great-aunt's house
* Douai
* At home
* Walking around the city center, breaking into WEP passwords using Kali-Linux
* "Le Prince" kebab restaurant
WEP password: `1122334455`
* F.P.'s place
* Brest
* My aunt's apartment
* Configured a router
* Le Folgoët
* My grandparents' house
* Watching movies
* Thionville
* My parents' home
* Daily driver for a few months
* Typed this list
* Paris
* Teklia's previous office
* Carcassonne
* My grandparents' house
* Finished a 4+ month-long group project alone in 2 days
* Trains
* Grenoble → Valence TGV
* Valence TGV → Paris-Lyon
* Grenoble → Lyon Perrache
* Lyon Part-Dieu → Paris-Lyon
* Grenoble → Paris-Lyon
* Paris-Lyon → Grenoble
* Douai → Lille Flandres
* Lille Flandres → Douai
* Worked on my first C# project, a coffee machine simulator
* Played with my Windows 98SE VM
* Rewrote my [French blog](./brainshit.html)
## Alpine setup
[wsinatra](https://lambdacreate.com) got me interested in Alpine, and I am
having issues with Ubuntu 20 on most computers with `tank` being the worst
affected, so I am looking into switching it to Alpine. This section has some
notes on setting it up with LVM on LUKS on a virtual machine before I really
switch to it; encryption really matters to me on this specific laptop because
I carry it everywhere.
* <https://wiki.alpinelinux.org/wiki/LVM_on_LUKS>
* <https://wiki.alpinelinux.org/wiki/Xfce_Setup>
1. Go through setup-alpine until the disk prompt, then `^C`
2. `apk add lvm2 cryptsetup parted haveged e2fsprogs syslinux`
3. `rc-service haveged start`
4. `parted -a optimal`
1. `mklabel msdos`
2. `mkpart primary ext4 0% 100M`
3. `mkpart primary ext4 100M 100%`
4. `set 1 boot on`
Use `print` to check.
5. `haveged -n 0 | dd of=/dev/sda2`
6. `cryptsetup luksFormat /dev/sda2`
TODO: try `cryptsetup -v -c serpent-xts-plain64 -s 512 --hash whirlpool --iter-time 5000 --use-random luksFormat /dev/sda2`
7. `cryptsetup luksOpen /dev/sda2 lvmcrypt`
8. `pvcreate /dev/mapper/lvmcrypt`
9. `vgcreate vg0 /dev/mapper/lvmcrypt`
10. `lvcreate -L 9G vg0 -n swap`
11. `lvcreate -l 100%FREE vg0 -n root`
TODO: Also add a separate volume for /home
12. `lvscan` to check
13. `mkfs.ext4 /dev/sda1`
14. `mkfs.ext4 /dev/vg0/root`
15. `mkswap /dev/vg0/swap`
16. `swapon /dev/vg0/swap`
17. `mount -t ext4 /dev/vg0/root /mnt/`
18. `mkdir -v /mnt/boot`
19. `mount -t ext4 /dev/sda1 /mnt/boot`
20. `setup-disk -m sys /mnt/`
21. Add `/dev/vg0/swap\tswap\tdefaults\t0 0` to `/mnt/etc/fstab`
22. Add `cryptsetup` and `keymap` to the `features` in `/mnt/etc/mkinitfs/mkinitfs.conf`
23. `mkinitfs -c /mnt/etc/mkinitfs/mkinitfs.conf -b /mnt/ $(ls /mnt/lib/modules/)`
24. `blkid -s UUID -o value /dev/sda2 > ~/uuid`
25. Set the proper UUID in `/mnt/etc/update-extlinux.conf`:
`default_kernel_opts="… cryptroot=UUID=<THE UUID> cryptdm=lvmcrypt"`
Also check this:
```
modules=sd-mod,usb-storage,ext4,cryptsetup,keymap,cryptkey,kms,lvm
root=UUID=<UUID of /dev/mapper/vg0-root>
```
26. `chroot /mnt/`
27. `update-extlinux`
May cause errors on `/boot`, ignore them
28. `exit`
29. `dd bs=440 count=1 conv=notrunc if=/mnt/usr/share/syslinux/mbr.bin of=/dev/sda`
30. `cd`
31. `umount /mnt/boot`
32. `swapoff /dev/vg0/swap`
33. `umount /mnt`
34. `vgchange -a n`
35. `cryptsetup luksClose lvmcrypt`
36. `reboot`
37. Enable the community repo in `/etc/apk/repositories`
38. `apk update`
39. `setup-xorg-base xfce4 xfce4-terminal lightdm-gtk-greeter xfce4-screensaver dbus-x11 sudo`
40. `apk add xf86-video-intel xf86-input-synaptics xf86-input-mouse xf86-input-keyboard setxkbmap elogind polkit-elogind gvfs-fuse gvfs-mtp fuse-openrc thunar-volman udisks2`
41. Update the Xorg config:
```
Section "InputClass"
Identifier "Keyboard Default"
MatchIsKeyboard "yes"
Option "XkbLayout" "fr"
Option "XkbVariant" "oss"
Option "XkbOptions" "compose:rctrl"
EndSection
```
42. `adduser -g lucidiot lucidiot`
43. `visudo` to allow `lucidiot`
44. `rc-service dbus start`
45. `rc-update add dbus`
46. `rc-service lightdm start`
47. Once everything works, `rc-update add lightdm`
48. `rc-service fuse start`
49. `rc-update add fuse`