Create Install.md

Author: boredsquirrel

Guides/NixOS/Install.md

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+# NixOS Install
+
+Minimal Install ISO
+
+https://nixos.org/download/
+
+Manual:
+
+https://nixos.wiki/wiki/NixOS_Installation_Guide
+
+```
+sudo -i
+
+# setting up german keyboard layout
+loadkeys de
+```
+
+## 1. Network
+
+```
+iwconfig
+
+# taking wlp3s0 as wifi interface
+
+iwconfig wlp3s0 up
+
+iwlist wlp3s0 scan | grep ESSID
+
+# wpa supplicant
+
+systemctl start wpa_supplicant
+
+wpa_passphrase ESSID PASSPHRASE > /etc/wpa_supplicant.conf
+
+wpa_supplicant -B -c /etc/wpa_supplicant.conf -i wlp3s0 &
+```
+
+may still run in foreground, other TTY session (Ctrl+Alt+Fx)
+
+test
+
+```
+ping wikipedia.org
+```
+
+## 2. Partitions
+
+## fdisk
+
+```
+lsblk
+
+fdisk
+
+# delete partitions
+
+d # delete all of them
+
+# new, EFI for boot
+n # start 2048, end +600M
+
+# main
+n # start, end default
+
+### change types
+
+# Linux filesystem  20
+# EFI boot          1
+t
+```
+
+## Filesystems
+
+```
+lsblk
+```
+
+### EFI BOOT
+
+```
+mkfs.vfat -F32 /dev/DEVICE1
+
+fatlabel /dev/DEVICE1 NIXBOOT
+```
+
+### LUKS
+
+serpent: best but not accelerated, intel processors accelerate AES encryption
+
+```
+cryptsetup luksFormat -y -c aes-xts-plain64 -s 512 /dev/DEVICE2
+
+# YES
+
+cryptsetup luksOpen /dev/DEVICE2 luksdev
+```
+
+### BTRFS
+
+```
+mkfs.btrfs -L NIXROOT /dev/mapper/luksdev
+```
+
+### Mount
+
+```
+mkdir -p /mnt/boot
+
+mount /dev/mapper/luksdev /mnt
+
+mount /dev/DEVICE1 /mnt/boot
+
+chmod -R 700 /mnt/boot
+```
+
+### BTRFS Subvolumes
+
+```
+btrfs subvolume create /mnt/root
+
+btrfs subvolume create /mnt/usr
+
+btrfs subvolume create /mnt/etc
+
+btrfs subvolume create /mnt/var
+
+btrfs subvolume create /mnt/var/tmp
+
+chmod 1777 /mnt/var/tmp
+
+btrfs subvolume create /mnt/snapshots
+
+btrfs subvolume create /mnt/home
+
+btrfs subvolume list /mnt
+```
+
+### SWAP file
+
+```
+dd if=/dev/zero of=/mnt/.swapfile bs=1024 count=4097152 # 4GB size
+chmod 600 /mnt/.swapfile
+mkswap /mnt/.swapfile
+swapon /mnt/.swapfile
+```
+
+## 2. Config
+
+Generate a default config
+```
+nixos-generate-config --root /mnt
+```
+
+Edit the config and add the parts from "kde.nix".
+
+```
+nano /mnt/etc/nixos/configuration.nix
+```
+
+enable bluetooth
+
+```
+nano /mnt/etc/nixos/hardware-configuration.nix
+```
+
+## 3. Install
+
+Make sure that you set a root password. If you are not asked one, repeat the `nixos-install` command
+
+```
+cd /mnt
+nixos-install
+```
+
+## 4. User Password
+
+The user has no password. Exit to TTY2 (Ctrl+Alt+F2)
+
+Login as root, you should know the root password
+
+```
+passwd user
+```
+
+## 5. Test the system
+
+See what packages are missing, add them to the packages section