file-system fix?

impermanence
Luis Guilherme Coelho 2024-11-03 05:43:37 +01:00
parent ba91125c7e
commit 53ef5abce1
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3 changed files with 194 additions and 110 deletions

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@ -75,6 +75,8 @@
#:prefix channel:)
#|F|# #:use-module ((buer files)
#:prefix file:)
#|F|# #:use-module ((buer file-systems)
#:prefix file-system:)
#|P|# #:use-module ((buer privilege)
#:prefix privileged-programs:)
#|R|# #:use-module ((buer rules)
@ -124,15 +126,8 @@
%kicksecure-kernel-arguments)))
(file-systems
(cons* (file-system
(device (file-system-label "guix-root"))
(mount-point "/")
(type "ext4"))
(file-system
(device (file-system-label "home"))
(mount-point "/home")
(type "ext4"))
%base-file-systems))
(append file-system:volumes
file-system:persistent-directories))
(users
(cons* user:radio
@ -193,9 +188,9 @@
(iota 2 1)))))
#|Home environment services|#
(service guix-home-service-type
(if (file-exists? "/run/current-system/provenance") '()
`(("radio" ,home-environment:radio))))
;(service guix-home-service-type
; (if (file-exists? "/run/current-system/provenance") '()
; `(("radio" ,home-environment:radio))))
#|Log services|#
(service rottlog-service-type)
@ -257,7 +252,7 @@
(service ntp-service-type)
(service wpa-supplicant-service-type
(wpa-supplicant-configuration
(config-file "/etc/wpa-supplicant.conf")
(config-file "/etc/ws/wpa-supplicant.conf")
(interface "wlp2s0")
(extra-options `("-B"))))
(service dhcp-client-service-type
@ -309,6 +304,11 @@
(service special-files-service-type
`(("/bin/sh" ,(file-append bash "/bin/bash"))
("/usr/bin/env" ,(file-append coreutils "/bin/env"))))
(simple-service 'persistent-files-service
special-files-service-type
(map (juxt identity
(partial string-append "/gnu/persist/"))
file-system:persistent-files))
#|Sysctl services|#
(simple-service 'extra-sysctl-settings sysctl-service-type
@ -316,9 +316,9 @@
("vm.watermark_boost_factor" . "0")
("vm.watermark_scale_factor" . "125")
("vm.page-cluster" . "0")))
(simple-service 'security-syctl-settings sysctl-service-type
(alist-delete "net.core.bpf_jit_harden"
%kicksecure-sysctl-rules))
;(simple-service 'security-syctl-settings sysctl-service-type
; (alist-delete "net.core.bpf_jit_harden"
; %kicksecure-sysctl-rules))
#|Base services|#
(service urandom-seed-service-type)

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@ -1,104 +1,146 @@
;; based on https://codeberg.org/squishypinkelephant/guix-random-junk
;; how to guix: / as tmpfs
;; /var/guix is REQUIRED to perform rollbacks
;; create the folders /gnu/persist/etc/ssh /gnu/persist/etc/wireguard and
;; the file /gnu/persist/etc/machine-id for dbus
(define-module (buer file-systems)
#:use-module (gnu system file-systems)
#:export (rootfs
bootfs
file-systems))
#:export (partition:guix
persistent-directories
persistent-files
volumes))
;;; reminder: Send a patch to guix to make file-system-options and
;;; privileged-program-capabitilities receive a list-of-strings
(define rootfs
(file-system
(device (file-system-label "root"))
(mount-point "/")
(type "tmpfs")
(options "mode=755")))
(define partition:guix
(file-system-label "guix"))
(define bootfs
(define volumes
(list #|base|#
%immutable-store
%pseudo-terminal-file-system
%shared-memory-file-system
#|boot|#
(file-system
(device (file-system-label "root")
(device partition:guix)
(type "btrfs")
(mount-point "/boot")
(dependencies (list rootfs))
(flags '(no-atime))
(options (format #f "compress=zstd:7,~
discard=async,~
ssd,~
subvol=@boot")))))
(define file-systems
(cons* rootfs
;; /gnu/store
(file-system
(device (file-system-label "root"))
(type "btrfs")
(mount-point "/gnu/store")
(check? #f)
(needed-for-boot? #t)
(dependencies (list rootfs))
(flags '(read-only bind-mount no-atime))
(options (format #f "compress=zstd:7,~
(flags '(no-atime))
(options (format #f "subvol=@boot,~
discard=async,~
ssd,~
subvol=@gnu/store")))
;; /gnu/persist
ssd")))
#|run|#
(file-system
(device (file-system-label "root"))
(device "none")
(type "tmpfs")
(mount-point "/run")
(check? #f)
(needed-for-boot? #t)
(options "mode=0755"))
#|tmp|#
(file-system
(device "none")
(type "tmpfs")
(mount-point "/tmp")
(check? #f)
(needed-for-boot? #f))
#|root|#
(file-system
(device "none")
(type "tmpfs")
(mount-point "/")
(check? #f)
(needed-for-boot? #t)
(options "mode=0755"))
#|gnu|#
(file-system
(device partition:guix)
(type "btrfs")
(mount-point "/gnu/persist")
(needed-for-boot? #t)
(dependencies (list rootfs))
(flags '(no-atime bind-mount))
(options (format #f "discard=async,~
ssd,~
subvol=@gnu/persist")))
;; /home
(flags '(no-atime))
(options (format #f "subvol=@gnu/persist,~
ssd")))
(file-system
(device (file-system-label "root"))
(device partition:guix)
(type "btrfs")
(mount-point "/home")
(dependencies (list rootfs))
(flags '(no-atime bind-mount))
(options (format #f "compress=zstd:7,~
discard=async,~
ssd,~
subvol=@home")))
;; /var/guix
(mount-point "/gnu/store")
(needed-for-boot? #t)
(flags '(no-atime))
(options (format #f "compress=zstd,~
subvol=@gnu/store,~
ssd")))
#|var|#
(file-system
(device (file-system-label "root"))
(device partition:guix)
(type "btrfs")
(mount-point "/var/guix")
(dependencies (list rootfs))
(needed-for-boot? #t)
(flags '(no-atime))
(options (format #f "compress=zstd:7,~
discard=async,~
ssd,~
subvol=@var/guix")))
;; /var/log
(options (format #f "compress=zstd,~
subvol=@var/guix,~
ssd")))
(file-system
(device (file-system-label "root"))
(device partition:guix)
(type "btrfs")
(mount-point "/var/lib")
(needed-for-boot? #t)
(flags '(no-atime))
(options (format #f "compress=zstd,~
subvol=@var/lib,~
ssd")))
(file-system
(device partition:guix)
(type "btrfs")
(mount-point "/var/log")
(dependencies (list rootfs))
(check? #f)
(needed-for-boot? #t)
(flags '(no-atime))
(options (format #f "compress=zstd:7,~
discard=async,~
ssd,~
subvol=@var/log")))
;; /boot
bootfs
(options (format #f "compress=zstd,~
subvol=@var/log,~
ssd")))
(file-system
(device (file-system-label "esp"))
(type "vfat")
(dependencies (list bootfs))
(mount-point "/boot/efi")
(create-mount-point? #t))
%base-file-systems))
(device "none")
(type "tmpfs")
(mount-point "/var/run")
(check? #f)
(needed-for-boot? #t)
(options "mode=0755"))
#|home|#
(file-system
(device partition:guix)
(type "btrfs")
(mount-point "/root")
(flags '(no-atime))
(options (format #f "subvol=@root,~
discard=async,~
ssd")))
(file-system
(device partition:guix)
(type "btrfs")
(mount-point "/home")
(flags '(no-atime))
(options (format #f "subvol=@home,~
discard=async,~
ssd")))))
(define persistent-directories
(map (lambda (filename)
(file-system
(mount-point filename)
(device (string-append "/gnu/persist" mount-point))
(type "none")
(flags '(no-atime bind-mount))))
`("/etc/guix"
"/etc/ssh"
"/etc/wireguard")))
(define persistent-files
(list "/etc/machine-id"
"/etc/wpa-supplicant.conf"))

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@ -0,0 +1,42 @@
set -exu
# Mounting
mount -L guix /mnt
cd /mnt
for dir in boot root home var/log var/guix gnu/persist gnu/store; do
mkdir -p $dir; btrfs subvolume create @$dir; mount --bind @$dir $dir
done
cd @gnu/persist
mkdir -p /etc/guix /etc/ssh /etc/wireguard
cd
# Connection
rfkill unblock wifi
wpa_supplicant -B -i wlp2s0 -c <(wpa_passphrase 'AP24' 'Floresta123@')
dhclient
# Initialization
guix shell git -- git clone codeberg.org/anemofilia/radix
guix shell git -- git clone codeberg.org/anemofilia/zero
export GUILE_LOAD_PATH="zero:zero/operating-systems:radix:$GUILE_LOAD_PATH"
guix system init zero/operating-systems/buer.scm /mnt
# Cleaning
cd /mnt
for dir in boot root home var/log var/guix gnu/persist gnu/store; do
umount $dir; rm -rf $dir
done
# Populate
guix shell dbus -- dbus-uuidgen > @gnu/persist/etc/machine-id
cp -r /etc/ssh/* @gnu/persist/etc/ssh
cp -r /etc/guix/* @gnu/persist/etc/guix
# Permissions
chmod 700 @root
cd @gnu/persist/etc/
chmod 644 machine-id
chmod 600 guix ssh wireguard