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;; -*- mode: scheme; -*-
;; This is an operating system configuration template
;; for a "bare bones" setup, with no X11 display server.

(use-modules (gnu))
(use-service-modules networking ssh)
(use-package-modules screen ssh)

(operating-system
  (host-name "komputilo")
  (timezone "Europe/Berlin")
  (locale "en_US.utf8")

  ;; Boot in "legacy" BIOS mode, assuming /dev/sdX is the
  ;; target hard disk, and "my-root" is the label of the target
  ;; root file system.
  (bootloader (bootloader-configuration
                (bootloader grub-bootloader)
                (targets '("/dev/sdX"))))
  ;; It's fitting to support the equally bare bones ‘-nographic’
  ;; QEMU option, which also nicely sidesteps forcing QWERTY.
  (kernel-arguments (list "console=ttyS0,115200"))
  (file-systems (cons (file-system
                        (device (file-system-label "my-root"))
                        (mount-point "/")
                        (type "ext4"))
                      %base-file-systems))

  ;; This is where user accounts are specified.  The "root"
  ;; account is implicit, and is initially created with the
  ;; empty password.
  (users (cons (user-account
                (name "alice")
                (comment "Bob's sister")
                (group "users")

                ;; Adding the account to the "wheel" group
                ;; makes it a sudoer.  Adding it to "audio"
                ;; and "video" allows the user to play sound
                ;; and access the webcam.
                (supplementary-groups '("wheel"
                                        "audio" "video")))
               %base-user-accounts))

  ;; Globally-installed packages.
  (packages (cons screen %base-packages))

  ;; Add services to the baseline: a DHCP client and an SSH
  ;; server.  You may wish to add an NTP service here.
  (services (append (list (service dhcp-client-service-type)
                          (service openssh-service-type
                                   (openssh-configuration
                                    (openssh openssh-sans-x)
                                    (port-number 2222))))
                    %base-services)))
xample of linux-loadable-module-service-type use a singleton instead of defining a new service. Brice Waegeneire 2021-05-11gnu: Allow services to install kernel-loadable modules....* gnu/system.scm (operating-system-directory-base-entries): Remove code to handle generation of "kernel" for linux-libre kernels. (operating-system-default-essential-services): Instantiate linux-builder-service-type. (package-for-kernel): Move ... * gnu/services.scm: ... to here. (linux-builder-service-type): New variable. (linux-builder-configuration): New type. (linux-loadable-module-service-type): New variable. * gnu/tests/linux-modules.scm (run-loadable-kernel-modules-test): Move code to ... (run-loadable-kernel-modules-test-base): ... new procedure here. (run-loadable-kernel-modules-service-test): New procedure. (%test-loadable-kernel-modules-service-0): New variable. (%test-loadable-kernel-modules-service-1): New variable. (%test-loadable-kernel-modules-service-2): New variable. * doc/guix.texi: Document linux-loadable-module-service-type. Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org> raid5atemyhomework 2020-04-22system: Automatically adjust linux-module packages to use the...operating-system's kernel. * gnu/system.scm (package-for-kernel): New procedure. (operating-system-directory-base-entries): Use it. * gnu/tests/linux-module.scm: Test it. Danny Milosavljevic 2020-04-05gnu: Add kernel-module-loader-service....* doc/guix.texi (Linux Services): Add a new subsection and document the new service and its configuration. * gnu/services/linux.scm (kernel-module-loader-service-type): New type. (kernel-module-loader-shepherd-service): New procedure. * gnu/tests/linux-modules.scm (module-loader-program): Procedure removed. (modules-loaded?-program): New procedure. (run-loadable-kernel-modules-test): 'module-loader-program' procedure replaced by the new one. [os]: Use 'kernel-module-loader-service'. Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org> Brice Waegeneire 2020-03-22system: Add kernel-loadable-modules to operating-system....* gnu/system.scm (<operating-system>): Add kernel-loadable-modules. (operating-system-directory-base-entries): Use it. * doc/guix.texi (operating-system Reference): Document KERNEL-LOADABLE-MODULES. * gnu/build/linux-modules.scm (depmod): New procedure. (make-linux-module-directory): New procedure. Export it. * guix/profiles.scm (linux-module-database): New procedure. Export it. * gnu/tests/linux-modules.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. * gnu/packages/linux.scm (make-linux-libre*)[arguments]<#:phases>[install]: Disable depmod. Remove "build" and "source" symlinks. [native-inputs]: Remove kmod. Danny Milosavljevic