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Diffstat (limited to 'docs/gnulinux/encrypted_parabola.md')
| -rw-r--r-- | docs/gnulinux/encrypted_parabola.md | 116 |
1 files changed, 58 insertions, 58 deletions
diff --git a/docs/gnulinux/encrypted_parabola.md b/docs/gnulinux/encrypted_parabola.md index 0c4bfca7..f04b969a 100644 --- a/docs/gnulinux/encrypted_parabola.md +++ b/docs/gnulinux/encrypted_parabola.md @@ -71,7 +71,7 @@ article](https://wiki.archlinux.org/index.php/Solid_State_Drives). Edit whole article and keep all points in mind, adapting them for this guide. Securely wipe the drive:\ -\# **dd if=/dev/urandom of=/dev/sda; sync**\ +\# dd if=/dev/urandom of=/dev/sda; sync NOTE: If you have an SSD, only do this the first time. If it was already LUKS-encrypted before, use the info below to wipe the LUKS header. Also, check online for your SSD what the recommended erase block size is. For @@ -85,7 +85,7 @@ header. showed me how to do this. It recommends doing the first 3MiB. Now, that guide is recommending putting zero there. I'm going to use urandom. Do this:\ -\# **head -c 3145728 /dev/urandom > /dev/sda; sync**\ +\# head -c 3145728 /dev/urandom > /dev/sda; sync (Wiping the LUKS header is important, since it has hashed passphrases and so on. It's 'secure', but 'potentially' a risk). @@ -96,8 +96,8 @@ Change keyboard layout Parabola live shell assumes US Qwerty. If you have something different, list the available keymaps and use yours:\ -\# **localectl list-keymaps**\ -\# **loadkeys LAYOUT**\ +\# localectl list-keymaps +\# loadkeys LAYOUT For me, LAYOUT would have been dvorak-uk. @@ -155,7 +155,7 @@ It tells me to run:\ \# **cryptsetup benchmark** (for making sure the list below is populated)\ Then:\ -\# **cat /proc/crypto**\ +\# cat /proc/crypto This gives me crypto options that I can use. It also provides a representation of the best way to set up LUKS (in this case, security is a priority; speed, a distant second). To gain a better understanding, I @@ -187,17 +187,17 @@ Create LVM Now I refer to <https://wiki.archlinux.org/index.php/LVM>. Open the LUKS partition:\ -\# **cryptsetup luksOpen /dev/sda1 lvm**\ +\# cryptsetup luksOpen /dev/sda1 lvm (it will be available at /dev/mapper/lvm) Create LVM partition:\ -\# **pvcreate /dev/mapper/lvm**\ +\# pvcreate /dev/mapper/lvm Show that you just created it:\ \# **pvdisplay** Now I create the volume group, inside of which the logical volumes will be created:\ -\# **vgcreate matrix /dev/mapper/lvm**\ +\# vgcreate matrix /dev/mapper/lvm (volume group name is 'matrix' - choose your own name, if you like) Show that you created it:\ \# **vgdisplay** @@ -227,7 +227,7 @@ Create / and swap partitions, and mount --------------------------------------- For the swapvol LV I use:\ -\# **mkswap /dev/mapper/matrix-swapvol**\ +\# mkswap /dev/mapper/matrix-swapvol Activate swap:\ \# **swapon /dev/matrix/swapvol** @@ -250,7 +250,7 @@ Now I am following the rest of referenced <https://wiki.archlinux.org/index.php/Installation_guide>. Create /home and /boot on root mountpoint:\ -\# **mkdir -p /mnt/home**\ +\# mkdir -p /mnt/home \# **mkdir -p /mnt/boot** Once all the remaining partitions, if any, have been mounted, the @@ -259,8 +259,8 @@ devices are ready to install Parabola. In **/etc/pacman.d/mirrorlist**, comment out all lines except the Server line closest to where you are (I chose the UK Parabola server (main server)) and then did:\ -\# **pacman -Syy**\ -\# **pacman -Syu**\ +\# pacman -Syy +\# pacman -Syu \# **pacman -Sy pacman** (and then I did the other 2 steps above, again)\ In my case I did the steps in the next paragraph, and followed the steps @@ -272,23 +272,23 @@ the Parabola install guide.\ Check there first to see if steps differ by now.\ Now you have to update the default Parabola keyring. This is used for signing and verifying packages:\ - \# **pacman -Sy parabola-keyring**\ + \# pacman -Sy parabola-keyring It says that if you get GPG errors, then it's probably an expired key and, therefore, you should do:\ - \# **pacman-key \--populate parabola**\ - \# **pacman-key \--refresh-keys**\ - \# **pacman -Sy parabola-keyring**\ + \# pacman-key \--populate parabola + \# pacman-key \--refresh-keys + \# pacman -Sy parabola-keyring To be honest, you should do the above anyway. Parabola has a lot of maintainers, and a lot of keys. Really!\ If you get an error mentioning dirmngr, do:\ - \# **dirmngr </dev/null**\ + \# dirmngr </dev/null Also, it says that if the clock is set incorrectly then you have to manually set the correct time\ (if keys are listed as expired because of it):\ - \# **date MMDDhhmm\[\[CC\]YY\]\[.ss\]**\ + \# date MMDDhhmm\[\[CC\]YY\]\[.ss\] I also had to install:\ - \# **pacman -S archlinux-keyring**\ - \# **pacman-key \--populate archlinux**\ + \# pacman -S archlinux-keyring + \# pacman-key \--populate archlinux In my case I saw some conflicting files reported in pacman, stopping me from using it.\ I deleted the files that it mentioned and then it worked. @@ -296,7 +296,7 @@ Specifically, I had this error:\ *licenses: /usr/share/licenses/common/MPS exists in filesystem*\ I rm -Rf'd the file and then pacman worked. I'm told that the following would have also made it work:\ - \# **pacman -Sf licenses**\ + \# pacman -Sf licenses </troubleshooting>\ I also like to install other packages (base-devel, compilers and so on) @@ -313,9 +313,9 @@ Configure the system Generate an fstab - UUIDs are used because they have certain advantages (see <https://wiki.parabola.nu/Fstab#Identifying_filesystems>. If you prefer labels instead, replace the -U option with -L):\ -\# **genfstab -U -p /mnt >> /mnt/etc/fstab**\ +\# genfstab -U -p /mnt >> /mnt/etc/fstab Check the created file:\ -\# **cat /mnt/etc/fstab**\ +\# cat /mnt/etc/fstab (If there are any errors, edit the file. Do **NOT** run the genfstab command again!) @@ -338,22 +338,22 @@ Parabola does not have wget. This is sinister. Install it:\ \# **pacman -S wget** Locale:\ -\# **vi /etc/locale.gen**\ +\# vi /etc/locale.gen Uncomment your needed localisations. For example en\_GB.UTF-8 (UTF-8 is highly recommended over other options).\ -\# **locale-gen**\ -\# **echo LANG=en\_GB.UTF-8 > /etc/locale.conf**\ +\# locale-gen +\# echo LANG=en\_GB.UTF-8 > /etc/locale.conf \# **export LANG=en\_GB.UTF-8** Console font and keymap:\ -\# **vi /etc/vconsole.conf**\ +\# vi /etc/vconsole.conf In my case: KEYMAP=dvorak-uk FONT=lat9w-16 Time zone:\ -\# **ln -s /usr/share/zoneinfo/Europe/London /etc/localtime**\ +\# ln -s /usr/share/zoneinfo/Europe/London /etc/localtime (Replace Zone and Subzone to your liking. See /usr/share/zoneinfo) Hardware clock:\ @@ -361,9 +361,9 @@ Hardware clock:\ Hostname: Write your hostname to /etc/hostname. For example, if your hostname is parabola:\ -\# **echo parabola > /etc/hostname**\ +\# echo parabola > /etc/hostname Add the same hostname to /etc/hosts:\ -\# **vi /etc/hosts**\ +\# vi /etc/hosts #<ip-address> <hostname.domain.org> <hostname> 127.0.0.1 localhost.localdomain localhost parabola @@ -377,7 +377,7 @@ Mkinitcpio: Configure /etc/mkinitcpio.conf as needed (see /usr/lib/initcpio/hooks, and build hooks can be found in /usr/lib/initcpio/install. (\# **mkinitcpio -H hookname** gives information about each hook.) Specifically, for this use case:\ -\# **vi /etc/mkinitcpio.conf**\ +\# vi /etc/mkinitcpio.conf Then modify the file like so: - MODULES="i915" @@ -402,18 +402,18 @@ Then modify the file like so: Now using mkinitcpio, you can create the kernel and ramdisk for booting with (this is different from Arch, specifying linux-libre instead of linux):\ -\# **mkinitcpio -p linux-libre**\ +\# mkinitcpio -p linux-libre Also do it for linux-libre-lts:\ -\# **mkinitcpio -p linux-libre-lts**\ +\# mkinitcpio -p linux-libre-lts Also do it for linux-libre-grsec:\ \# **mkinitcpio -p linux-libre-grsec** Set the root password: At the time of writing, Parabola used SHA512 by default for its password hashing. I referred to <https://wiki.archlinux.org/index.php/SHA_password_hashes>.\ -\# **vi /etc/pam.d/passwd**\ +\# vi /etc/pam.d/passwd Add rounds=65536 at the end of the uncommented 'password' line.\ -\# **passwd root**\ +\# passwd root Make sure to set a secure password! Also, it must never be the same as your LUKS password. @@ -455,17 +455,17 @@ Exit from chroot:\ \# **exit** unmount:\ -\# **umount -R /mnt**\ +\# umount -R /mnt \# **swapoff -a** deactivate the lvm lv's:\ -\# **lvchange -an /dev/matrix/root**\ -\# **lvchange -an /dev/matrix/swapvol**\ +\# lvchange -an /dev/matrix/root +\# lvchange -an /dev/matrix/swapvol Lock the encrypted partition (close it):\ \# **cryptsetup luksClose lvm** -\# **shutdown -h now**\ +\# shutdown -h now Remove the installation media, then boot up again. @@ -477,12 +477,12 @@ Initially you will have to boot manually. Press C to get to the GRUB command line. The underlined parts are optional (using those 2 underlines will boot lts kernel instead of normal). -grub> **cryptomount -a**\ -grub> **set root='lvm/matrix-root'**\ +grub> cryptomount -a +grub> set root='lvm/matrix-root' grub> **linux /boot/vmlinuz-linux-libre-lts root=/dev/matrix/root cryptdevice=/dev/sda1:root**\ -grub> **initrd /boot/initramfs-linux-libre-lts.img**\ -grub> **boot**\ +grub> initrd /boot/initramfs-linux-libre-lts.img +grub> boot You could also make it load /boot/vmlinuz-linux-libre-grsec and /boot/initramfs-linux-libre-grsec.img @@ -521,14 +521,14 @@ I will go for the re-flash option here. Firstly, cd to the libreboot\_util/cbfstool/{armv7l i686 x86\_64} directory. Dump the current firmware - where *libreboot.rom* is an example: make sure to adapt:\ -\# **flashrom -p internal -r libreboot.rom**\ +\# flashrom -p internal -r libreboot.rom If flashrom complains about multiple flash chips detected, add a *-c* option at the end, with the name of your chosen chip is quotes.\ You can check if everything is in there (*grub.cfg* and *grubtest.cfg* would be really nice):\ -$ **./cbfstool libreboot.rom print**\ +$ ./cbfstool libreboot.rom print Extract grubtest.cfg:\ -$ **./cbfstool libreboot.rom extract -n grubtest.cfg -f grubtest.cfg**\ +$ ./cbfstool libreboot.rom extract -n grubtest.cfg -f grubtest.cfg And modify:\ $ **vi grubtest.cfg** @@ -559,18 +559,18 @@ hardening your GRUB configuration, for security purposes. Save your changes in grubtest.cfg, then delete the unmodified config from the ROM image:\ -$ **./cbfstool libreboot.rom remove -n grubtest.cfg**\ +$ ./cbfstool libreboot.rom remove -n grubtest.cfg and insert the modified grubtest.cfg:\ $ **./cbfstool libreboot.rom add -n grubtest.cfg -f grubtest.cfg -t raw**\ Now refer to <http://libreboot.org/docs/install/#flashrom>. Cd (up) to the libreboot\_util directory and update the flash chip contents:\ -\# **./flash update libreboot.rom**\ +\# ./flash update libreboot.rom Ocassionally, coreboot changes the name of a given board. If flashrom complains about a board mismatch, but you are sure that you chose the correct ROM image, then run this alternative command:\ -\# **./flash forceupdate libreboot.rom**\ +\# ./flash forceupdate libreboot.rom You should see "Verifying flash\... VERIFIED." written at the end of the flashrom output. @@ -601,14 +601,14 @@ $ **sed -e 's:(cbfsdisk)/grub.cfg:(cbfsdisk)/grubtest.cfg:g' -e 's:Switch to grub.cfg:Switch to grubtest.cfg:g' < grubtest.cfg > grub.cfg**\ Delete the grub.cfg that remained inside the ROM:\ -$ **./cbfstool libreboot.rom remove -n grub.cfg**\ +$ ./cbfstool libreboot.rom remove -n grub.cfg Add the modified version that you just made:\ -$ **./cbfstool libreboot.rom add -n grub.cfg -f grub.cfg -t raw**\ +$ ./cbfstool libreboot.rom add -n grub.cfg -f grub.cfg -t raw Now you have a modified ROM. Once more, refer to <http://libreboot.org/docs/install/#flashrom>. Cd to the libreboot\_util directory and update the flash chip contents:\ -\# **./flash update libreboot.rom**\ +\# ./flash update libreboot.rom And wait for the "Verifying flash\... VERIFIED." Once you have done that, shut down and then boot up with your new configuration. @@ -640,17 +640,17 @@ Boot up and login as root or your user. Then generate the key file:\ \# **dd bs=512 count=4 if=/dev/urandom of=/etc/mykeyfile iflag=fullblock**\ Insert it into the luks volume:\ -\# **cryptsetup luksAddKey /dev/sdX /etc/mykeyfile**\ +\# cryptsetup luksAddKey /dev/sdX /etc/mykeyfile and enter your LUKS passphrase when prompted. Add the keyfile to the initramfs by adding it to FILES in /etc/mkinitcpio.conf. For example:\ -\# **FILES="/etc/mykeyfile"**\ +\# FILES="/etc/mykeyfile" Create the initramfs image from scratch:\ -\# **mkinitcpio -p linux-libre**\ -\# **mkinitcpio -p linux-libre-lts**\ -\# **mkinitcpio -p linux-libre-grsec**\ +\# mkinitcpio -p linux-libre +\# mkinitcpio -p linux-libre-lts +\# mkinitcpio -p linux-libre-grsec Add the following to your grub.cfg - you are now able to do that, see above! -, or add it in the kernel command line for GRUB:\ -\# **cryptkey=rootfs:/etc/mykeyfile**\ +\# cryptkey=rootfs:/etc/mykeyfile \ You can also place this inside the grub.cfg that exists in CBFS: [grub\_cbfs.html](grub_cbfs.html). |