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| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2023 Janneke Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu home services shepherd-xyz)
#:use-module (ice-9 match)
#:use-module (shepherd support)
#:use-module (gnu home services)
#:use-module (gnu home services shepherd)
#:use-module (gnu packages ssh)
#:use-module (gnu packages version-control)
#:use-module (gnu services configuration)
#:use-module (gnu services shepherd)
#:use-module (guix records)
#:use-module (guix gexp)
#:export (home-git-daemon-configuration
home-git-daemon-service-type
home-ssh-agent-configuration
home-ssh-agent-service-type))
;;; Commentary:
;;
;; Home Services for the Shepherd.
;;
;; Example configurations.
;;
;; Git daemon: use $HOME/src as the base directory.
;;
;; (service home-git-service-type
;; (home-git-configuration
;; (root (string-append (getenv "HOME") "/src"))))
;;
;; Ssh-agent
;;
;; Add to your ~/.bash_profile:
;;
;; SSH_AUTH_SOCK=${XDG_RUNTIME_DIR-$HOME/.cache}/ssh-agent/socket
;; export SSH_AUTH_SOCK
;;
;; (service home-ssh-agent-service-type)
;;
;;; Code:
;;;
;;; Directories.
;;;
(define %user-data-home
;; Default cache directory if shepherd is run as a normal user.
(string-append (or (getenv "XDG_DATA_HOME")
(string-append user-homedir "/.local/share"))))
(define %user-log-dir
;; Default log directory if shepherd is run as a normal user.
(string-append (or (getenv "XDG_DATA_HOME")
(string-append user-homedir "/.local/share"))
"/shepherd"))
\f
;;;
;;; Git daemon.
;;;
(define-record-type* <home-git-daemon-configuration>
home-git-daemon-configuration make-home-git-daemon-configuration
home-git-daemon-configuration?
(git home-git-daemon-git ;string
(default #~(string-append #$git "/bin/git")))
(root home-git-daemon-root ;string
(default (string-append %user-data-home "/git-daemon")))
(log-dir home-git-daemon-log-dir ;string
(default %user-log-dir)))
(define (home-git-daemon-services config)
"Return a <shepherd-service> for a git daemon with CONFIG."
(match config
(($ <home-git-daemon-configuration> git root log-dir)
(list (shepherd-service
(documentation "Run the git daemon.")
(provision '(git-daemon))
(start #~(lambda _
(unless (file-exists? #$log-dir)
(mkdir-p #$log-dir))
(fork+exec-command
(list #$git
"daemon"
(string-append "--base-path=" #$root)
"--export-all")
#:log-file (string-append #$log-dir "/git-daemon.log"))))
(stop #~(make-kill-destructor)))))))
(define home-git-daemon-service-type
(service-type
(name 'home-git-daemon)
(default-value (home-git-daemon-configuration))
(extensions
(list (service-extension home-shepherd-service-type
home-git-daemon-services)))
(description
"Install and configure the git-daemon as a shepherd service.")))
\f
;;;
;;; Ssh-agent.
;;;
(define-record-type* <home-ssh-agent-configuration>
home-ssh-agent-configuration make-home-ssh-agent-configuration
home-ssh-agent-configuration?
(ssh-agent home-ssh-agent-ssh-agent ;string
(default #~(string-append #$openssh "/bin/ssh-agent")))
(socket-dir home-ssh-agent-socket-dir ;string
(default (string-append %user-runtime-dir "/ssh-agent")))
(log-dir home-ssh-agent-log-dir ;string
(default %user-log-dir)))
(define (home-ssh-agent-services config)
"Return a <shepherd-service> for an ssh-agent with CONFIG."
(match config
(($ <home-ssh-agent-configuration> ssh-agent socket-dir log-dir)
(list (shepherd-service
(documentation "Run the ssh-agent.")
(provision '(ssh-agent))
(start #~(lambda _
(unless (file-exists? #$socket-dir)
(mkdir-p #$socket-dir)
(chmod #$socket-dir #o700))
(unless (file-exists? #$log-dir)
(mkdir-p #$log-dir))
(fork+exec-command
(list #$ssh-agent
"-D"
"-a" (string-append #$socket-dir "/socket"))
#:log-file (string-append #$log-dir "/ssh-agent.log"))))
(stop #~(make-kill-destructor)))))))
(define home-ssh-agent-service-type
(service-type
(name 'home-ssh-agent)
(default-value (home-ssh-agent-configuration))
(extensions
(list (service-extension home-shepherd-service-type
home-ssh-agent-services)))
(description
"Install and configure the ssh-agent as a shepherd service.")))
|