Fixes <https://bugs.gnu.org/43567>. Reported by calcium <calcium@disroot.org>. * gnu/services/networking.scm (<wpa-supplicant-configuration>)[requirement]: Remove 'dbus-system. (wpa-supplicant-shepherd-service)[requirement]: Add 'dbus-system when DBUS? is true. * doc/guix.texi (Networking Services)[wpa-supplicant-service-type]: Adjust accordingly.
		
			
				
	
	
		
			1753 lines
		
	
	
	
		
			68 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			1753 lines
		
	
	
	
		
			68 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
| ;;; GNU Guix --- Functional package management for GNU
 | ||
| ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
 | ||
| ;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
 | ||
| ;;; Copyright © 2016, 2018, 2020 Efraim Flashner <efraim@flashner.co.il>
 | ||
| ;;; Copyright © 2016 John Darrington <jmd@gnu.org>
 | ||
| ;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
 | ||
| ;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
 | ||
| ;;; Copyright © 2017, 2018 Marius Bakke <mbakke@fastmail.com>
 | ||
| ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 | ||
| ;;; Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
 | ||
| ;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
 | ||
| ;;; Copyright © 2019 Florian Pelz <pelzflorian@pelzflorian.de>
 | ||
| ;;; Copyright © 2019 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 | ||
| ;;; Copyright © 2019 Sou Bunnbu <iyzsong@member.fsf.org>
 | ||
| ;;; Copyright © 2019 Alex Griffin <a@ajgrf.com>
 | ||
| ;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
 | ||
| ;;;
 | ||
| ;;; 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 services networking)
 | ||
|   #:use-module (gnu services)
 | ||
|   #:use-module (gnu services base)
 | ||
|   #:use-module (gnu services configuration)
 | ||
|   #:use-module (gnu services linux)
 | ||
|   #:use-module (gnu services shepherd)
 | ||
|   #:use-module (gnu services dbus)
 | ||
|   #:use-module (gnu system shadow)
 | ||
|   #:use-module (gnu system pam)
 | ||
|   #:use-module (gnu packages admin)
 | ||
|   #:use-module (gnu packages base)
 | ||
|   #:use-module (gnu packages bash)
 | ||
|   #:use-module (gnu packages connman)
 | ||
|   #:use-module (gnu packages freedesktop)
 | ||
|   #:use-module (gnu packages linux)
 | ||
|   #:use-module (gnu packages tor)
 | ||
|   #:use-module (gnu packages usb-modeswitch)
 | ||
|   #:use-module (gnu packages messaging)
 | ||
|   #:use-module (gnu packages networking)
 | ||
|   #:use-module (gnu packages ntp)
 | ||
|   #:use-module (gnu packages wicd)
 | ||
|   #:use-module (gnu packages gnome)
 | ||
|   #:use-module (guix gexp)
 | ||
|   #:use-module (guix records)
 | ||
|   #:use-module (guix modules)
 | ||
|   #:use-module (guix packages)
 | ||
|   #:use-module (guix deprecation)
 | ||
|   #:use-module (rnrs enums)
 | ||
|   #:use-module (srfi srfi-1)
 | ||
|   #:use-module (srfi srfi-9)
 | ||
|   #:use-module (srfi srfi-26)
 | ||
|   #:use-module (ice-9 match)
 | ||
|   #:re-export (static-networking-service
 | ||
|                static-networking-service-type)
 | ||
|   #:export (%facebook-host-aliases
 | ||
|             dhcp-client-service
 | ||
|             dhcp-client-service-type
 | ||
| 
 | ||
|             dhcpd-service-type
 | ||
|             dhcpd-configuration
 | ||
|             dhcpd-configuration?
 | ||
|             dhcpd-configuration-package
 | ||
|             dhcpd-configuration-config-file
 | ||
|             dhcpd-configuration-version
 | ||
|             dhcpd-configuration-run-directory
 | ||
|             dhcpd-configuration-lease-file
 | ||
|             dhcpd-configuration-pid-file
 | ||
|             dhcpd-configuration-interfaces
 | ||
| 
 | ||
|             ntp-configuration
 | ||
|             ntp-configuration?
 | ||
|             ntp-configuration-ntp
 | ||
|             ntp-configuration-servers
 | ||
|             ntp-allow-large-adjustment?
 | ||
| 
 | ||
|             %ntp-servers
 | ||
|             ntp-server
 | ||
|             ntp-server-type
 | ||
|             ntp-server-address
 | ||
|             ntp-server-options
 | ||
| 
 | ||
|             ntp-service
 | ||
|             ntp-service-type
 | ||
| 
 | ||
|             %openntpd-servers
 | ||
|             openntpd-configuration
 | ||
|             openntpd-configuration?
 | ||
|             openntpd-service-type
 | ||
| 
 | ||
|             inetd-configuration
 | ||
|             inetd-entry
 | ||
|             inetd-service-type
 | ||
| 
 | ||
|             tor-configuration
 | ||
|             tor-configuration?
 | ||
|             tor-hidden-service
 | ||
|             tor-service
 | ||
|             tor-service-type
 | ||
| 
 | ||
|             wicd-service-type
 | ||
|             wicd-service
 | ||
| 
 | ||
|             network-manager-configuration
 | ||
|             network-manager-configuration?
 | ||
|             network-manager-configuration-dns
 | ||
|             network-manager-configuration-vpn-plugins
 | ||
|             network-manager-service-type
 | ||
| 
 | ||
|             connman-configuration
 | ||
|             connman-configuration?
 | ||
|             connman-service-type
 | ||
| 
 | ||
|             modem-manager-configuration
 | ||
|             modem-manager-configuration?
 | ||
|             modem-manager-service-type
 | ||
| 
 | ||
|             usb-modeswitch-configuration
 | ||
|             usb-modeswitch-configuration?
 | ||
|             usb-modeswitch-configuration-usb-modeswitch
 | ||
|             usb-modeswitch-configuration-usb-modeswitch-data
 | ||
|             usb-modeswitch-service-type
 | ||
| 
 | ||
|             wpa-supplicant-configuration
 | ||
|             wpa-supplicant-configuration?
 | ||
|             wpa-supplicant-configuration-wpa-supplicant
 | ||
|             wpa-supplicant-configuration-requirement
 | ||
|             wpa-supplicant-configuration-pid-file
 | ||
|             wpa-supplicant-configuration-dbus?
 | ||
|             wpa-supplicant-configuration-interface
 | ||
|             wpa-supplicant-configuration-config-file
 | ||
|             wpa-supplicant-configuration-extra-options
 | ||
|             wpa-supplicant-service-type
 | ||
| 
 | ||
|             hostapd-configuration
 | ||
|             hostapd-configuration?
 | ||
|             hostapd-configuration-package
 | ||
|             hostapd-configuration-interface
 | ||
|             hostapd-configuration-ssid
 | ||
|             hostapd-configuration-broadcast-ssid?
 | ||
|             hostapd-configuration-channel
 | ||
|             hostapd-configuration-driver
 | ||
|             hostapd-service-type
 | ||
| 
 | ||
|             simulated-wifi-service-type
 | ||
| 
 | ||
|             openvswitch-service-type
 | ||
|             openvswitch-configuration
 | ||
| 
 | ||
|             iptables-configuration
 | ||
|             iptables-configuration?
 | ||
|             iptables-configuration-iptables
 | ||
|             iptables-configuration-ipv4-rules
 | ||
|             iptables-configuration-ipv6-rules
 | ||
|             iptables-service-type
 | ||
| 
 | ||
|             nftables-service-type
 | ||
|             nftables-configuration
 | ||
|             nftables-configuration?
 | ||
|             nftables-configuration-package
 | ||
|             nftables-configuration-ruleset
 | ||
|             %default-nftables-ruleset
 | ||
| 
 | ||
|             pagekite-service-type
 | ||
|             pagekite-configuration
 | ||
|             pagekite-configuration?
 | ||
|             pagekite-configuration-package
 | ||
|             pagekite-configuration-kitename
 | ||
|             pagekite-configuration-kitesecret
 | ||
|             pagekite-configuration-frontend
 | ||
|             pagekite-configuration-kites
 | ||
|             pagekite-configuration-extra-file))
 | ||
| 
 | ||
| ;;; Commentary:
 | ||
| ;;;
 | ||
| ;;; Networking services.
 | ||
| ;;;
 | ||
| ;;; Code:
 | ||
| 
 | ||
| (define %facebook-host-aliases
 | ||
|   ;; This is the list of known Facebook hosts to be added to /etc/hosts if you
 | ||
|   ;; are to block it.
 | ||
|   "\
 | ||
| # Block Facebook IPv4.
 | ||
| 127.0.0.1   www.facebook.com
 | ||
| 127.0.0.1   facebook.com
 | ||
| 127.0.0.1   login.facebook.com
 | ||
| 127.0.0.1   www.login.facebook.com
 | ||
| 127.0.0.1   fbcdn.net
 | ||
| 127.0.0.1   www.fbcdn.net
 | ||
| 127.0.0.1   fbcdn.com
 | ||
| 127.0.0.1   www.fbcdn.com
 | ||
| 127.0.0.1   static.ak.fbcdn.net
 | ||
| 127.0.0.1   static.ak.connect.facebook.com
 | ||
| 127.0.0.1   connect.facebook.net
 | ||
| 127.0.0.1   www.connect.facebook.net
 | ||
| 127.0.0.1   apps.facebook.com
 | ||
| 
 | ||
| # Block Facebook IPv6.
 | ||
| fe80::1%lo0 facebook.com
 | ||
| fe80::1%lo0 login.facebook.com
 | ||
| fe80::1%lo0 www.login.facebook.com
 | ||
| fe80::1%lo0 fbcdn.net
 | ||
| fe80::1%lo0 www.fbcdn.net
 | ||
| fe80::1%lo0 fbcdn.com
 | ||
| fe80::1%lo0 www.fbcdn.com
 | ||
| fe80::1%lo0 static.ak.fbcdn.net
 | ||
| fe80::1%lo0 static.ak.connect.facebook.com
 | ||
| fe80::1%lo0 connect.facebook.net
 | ||
| fe80::1%lo0 www.connect.facebook.net
 | ||
| fe80::1%lo0 apps.facebook.com\n")
 | ||
| 
 | ||
| (define dhcp-client-service-type
 | ||
|   (shepherd-service-type
 | ||
|    'dhcp-client
 | ||
|    (lambda (dhcp)
 | ||
|      (define dhclient
 | ||
|        (file-append dhcp "/sbin/dhclient"))
 | ||
| 
 | ||
|      (define pid-file
 | ||
|        "/var/run/dhclient.pid")
 | ||
| 
 | ||
|      (shepherd-service
 | ||
|       (documentation "Set up networking via DHCP.")
 | ||
|       (requirement '(user-processes udev))
 | ||
| 
 | ||
|       ;; XXX: Running with '-nw' ("no wait") avoids blocking for a minute when
 | ||
|       ;; networking is unavailable, but also means that the interface is not up
 | ||
|       ;; yet when 'start' completes.  To wait for the interface to be ready, one
 | ||
|       ;; should instead monitor udev events.
 | ||
|       (provision '(networking))
 | ||
| 
 | ||
|       (start #~(lambda _
 | ||
|                  ;; When invoked without any arguments, 'dhclient' discovers all
 | ||
|                  ;; non-loopback interfaces *that are up*.  However, the relevant
 | ||
|                  ;; interfaces are typically down at this point.  Thus we perform
 | ||
|                  ;; our own interface discovery here.
 | ||
|                  (define valid?
 | ||
|                    (lambda (interface)
 | ||
|                      (and (arp-network-interface? interface)
 | ||
|                           (not (loopback-network-interface? interface))
 | ||
|                           ;; XXX: Make sure the interfaces are up so that
 | ||
|                           ;; 'dhclient' can actually send/receive over them.
 | ||
|                           ;; Ignore those that cannot be activated.
 | ||
|                           (false-if-exception
 | ||
|                            (set-network-interface-up interface)))))
 | ||
|                  (define ifaces
 | ||
|                    (filter valid? (all-network-interface-names)))
 | ||
| 
 | ||
|                  (false-if-exception (delete-file #$pid-file))
 | ||
|                  (let ((pid (fork+exec-command
 | ||
|                              (cons* #$dhclient "-nw"
 | ||
|                                     "-pf" #$pid-file ifaces))))
 | ||
|                    (and (zero? (cdr (waitpid pid)))
 | ||
|                         (read-pid-file #$pid-file)))))
 | ||
|       (stop #~(make-kill-destructor))))
 | ||
|    isc-dhcp))
 | ||
| 
 | ||
| (define-deprecated (dhcp-client-service #:key (dhcp isc-dhcp))
 | ||
|   dhcp-client-service-type
 | ||
|   "Return a service that runs @var{dhcp}, a Dynamic Host Configuration
 | ||
| Protocol (DHCP) client, on all the non-loopback network interfaces."
 | ||
|   (service dhcp-client-service-type dhcp))
 | ||
| 
 | ||
| (define-record-type* <dhcpd-configuration>
 | ||
|   dhcpd-configuration make-dhcpd-configuration
 | ||
|   dhcpd-configuration?
 | ||
|   (package   dhcpd-configuration-package ;<package>
 | ||
|              (default isc-dhcp))
 | ||
|   (config-file   dhcpd-configuration-config-file ;file-like
 | ||
|                  (default #f))
 | ||
|   (version dhcpd-configuration-version ;"4", "6", or "4o6"
 | ||
|               (default "4"))
 | ||
|   (run-directory dhcpd-configuration-run-directory
 | ||
|                  (default "/run/dhcpd"))
 | ||
|   (lease-file dhcpd-configuration-lease-file
 | ||
|               (default "/var/db/dhcpd.leases"))
 | ||
|   (pid-file dhcpd-configuration-pid-file
 | ||
|             (default "/run/dhcpd/dhcpd.pid"))
 | ||
|   ;; list of strings, e.g. (list "enp0s25")
 | ||
|   (interfaces dhcpd-configuration-interfaces
 | ||
|               (default '())))
 | ||
| 
 | ||
| (define dhcpd-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <dhcpd-configuration> package config-file version run-directory
 | ||
|                               lease-file pid-file interfaces)
 | ||
|      (unless config-file
 | ||
|        (error "Must supply a config-file"))
 | ||
|      (list (shepherd-service
 | ||
|             ;; Allow users to easily run multiple versions simultaneously.
 | ||
|             (provision (list (string->symbol
 | ||
|                               (string-append "dhcpv" version "-daemon"))))
 | ||
|             (documentation (string-append "Run the DHCPv" version " daemon"))
 | ||
|             (requirement '(networking))
 | ||
|             (start #~(make-forkexec-constructor
 | ||
|                       '(#$(file-append package "/sbin/dhcpd")
 | ||
|                         #$(string-append "-" version)
 | ||
|                         "-lf" #$lease-file
 | ||
|                         "-pf" #$pid-file
 | ||
|                         "-cf" #$config-file
 | ||
|                         #$@interfaces)
 | ||
|                       #:pid-file #$pid-file))
 | ||
|             (stop #~(make-kill-destructor)))))))
 | ||
| 
 | ||
| (define dhcpd-activation
 | ||
|   (match-lambda
 | ||
|     (($ <dhcpd-configuration> package config-file version run-directory
 | ||
|                               lease-file pid-file interfaces)
 | ||
|      (with-imported-modules '((guix build utils))
 | ||
|        #~(begin
 | ||
|            (unless (file-exists? #$run-directory)
 | ||
|              (mkdir #$run-directory))
 | ||
|            ;; According to the DHCP manual (man dhcpd.leases), the lease
 | ||
|            ;; database must be present for dhcpd to start successfully.
 | ||
|            (unless (file-exists? #$lease-file)
 | ||
|              (with-output-to-file #$lease-file
 | ||
|                (lambda _ (display ""))))
 | ||
|            ;; Validate the config.
 | ||
|            (invoke/quiet
 | ||
|             #$(file-append package "/sbin/dhcpd") "-t" "-cf"
 | ||
|             #$config-file))))))
 | ||
| 
 | ||
| (define dhcpd-service-type
 | ||
|   (service-type
 | ||
|    (name 'dhcpd)
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type dhcpd-shepherd-service)
 | ||
|           (service-extension activation-service-type dhcpd-activation)))
 | ||
|    (description "Run a DHCP (Dynamic Host Configuration Protocol) daemon.  The
 | ||
| daemon is responsible for allocating IP addresses to its client.")))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; NTP.
 | ||
| ;;;
 | ||
| 
 | ||
| (define ntp-server-types (make-enumeration
 | ||
|                           '(pool
 | ||
|                             server
 | ||
|                             peer
 | ||
|                             broadcast
 | ||
|                             manycastclient)))
 | ||
| 
 | ||
| (define-record-type* <ntp-server>
 | ||
|   ntp-server make-ntp-server
 | ||
|   ntp-server?
 | ||
|   ;; The type can be one of the symbols of the NTP-SERVER-TYPE? enumeration.
 | ||
|   (type ntp-server-type
 | ||
|         (default 'server))
 | ||
|   (address ntp-server-address)    ; a string
 | ||
|   ;; The list of options can contain single option names or tuples in the form
 | ||
|   ;; '(name value).
 | ||
|   (options ntp-server-options
 | ||
|            (default '())))
 | ||
| 
 | ||
| (define (ntp-server->string ntp-server)
 | ||
|   ;; Serialize the NTP server object as a string, ready to use in the NTP
 | ||
|   ;; configuration file.
 | ||
|   (define (flatten lst)
 | ||
|     (reverse
 | ||
|      (let loop ((x lst)
 | ||
|                 (res '()))
 | ||
|        (if (list? x)
 | ||
|            (fold loop res x)
 | ||
|            (cons (format #f "~a" x) res)))))
 | ||
| 
 | ||
|   (match ntp-server
 | ||
|     (($ <ntp-server> type address options)
 | ||
|      ;; XXX: It'd be neater if fields were validated at the syntax level (for
 | ||
|      ;; static ones at least).  Perhaps the Guix record type could support a
 | ||
|      ;; predicate property on a field?
 | ||
|      (unless (enum-set-member? type ntp-server-types)
 | ||
|        (error "Invalid NTP server type" type))
 | ||
|      (string-join (cons* (symbol->string type)
 | ||
|                          address
 | ||
|                          (flatten options))))))
 | ||
| 
 | ||
| (define %ntp-servers
 | ||
|   ;; Default set of NTP servers. These URLs are managed by the NTP Pool project.
 | ||
|   ;; Within Guix, Leo Famulari <leo@famulari.name> is the administrative contact
 | ||
|   ;; for this NTP pool "zone".
 | ||
|   (list
 | ||
|    (ntp-server
 | ||
|     (type 'pool)
 | ||
|     (address "0.guix.pool.ntp.org")
 | ||
|     (options '("iburst")))))               ;as recommended in the ntpd manual
 | ||
| 
 | ||
| (define-record-type* <ntp-configuration>
 | ||
|   ntp-configuration make-ntp-configuration
 | ||
|   ntp-configuration?
 | ||
|   (ntp      ntp-configuration-ntp
 | ||
|             (default ntp))
 | ||
|   (servers  %ntp-configuration-servers   ;list of <ntp-server> objects
 | ||
|             (default %ntp-servers))
 | ||
|   (allow-large-adjustment? ntp-allow-large-adjustment?
 | ||
|                            (default #t))) ;as recommended in the ntpd manual
 | ||
| 
 | ||
| (define (ntp-configuration-servers ntp-configuration)
 | ||
|   ;; A wrapper to support the deprecated form of this field.
 | ||
|   (let ((ntp-servers (%ntp-configuration-servers ntp-configuration)))
 | ||
|     (match ntp-servers
 | ||
|       (((? string?) (? string?) ...)
 | ||
|        (format (current-error-port) "warning: Defining NTP servers as strings is \
 | ||
| deprecated.  Please use <ntp-server> records instead.\n")
 | ||
|        (map (lambda (addr)
 | ||
|               (ntp-server
 | ||
|                (type 'server)
 | ||
|                (address addr)
 | ||
|                (options '()))) ntp-servers))
 | ||
|       ((($ <ntp-server>) ($ <ntp-server>) ...)
 | ||
|        ntp-servers))))
 | ||
| 
 | ||
| (define ntp-shepherd-service
 | ||
|   (lambda (config)
 | ||
|     (match config
 | ||
|       (($ <ntp-configuration> ntp servers allow-large-adjustment?)
 | ||
|        (let ((servers (ntp-configuration-servers config)))
 | ||
|          ;; TODO: Add authentication support.
 | ||
|          (define config
 | ||
|            (string-append "driftfile /var/run/ntpd/ntp.drift\n"
 | ||
|                           (string-join (map ntp-server->string servers)
 | ||
|                                        "\n")
 | ||
|                           "
 | ||
| # Disable status queries as a workaround for CVE-2013-5211:
 | ||
| # <http://support.ntp.org/bin/view/Main/SecurityNotice#DRDoS_Amplification_Attack_using>.
 | ||
| restrict default kod nomodify notrap nopeer noquery limited
 | ||
| restrict -6 default kod nomodify notrap nopeer noquery limited
 | ||
| 
 | ||
| # Yet, allow use of the local 'ntpq'.
 | ||
| restrict 127.0.0.1
 | ||
| restrict -6 ::1
 | ||
| 
 | ||
| # This is required to use servers from a pool directive when using the 'nopeer'
 | ||
| # option by default, as documented in the 'ntp.conf' manual.
 | ||
| restrict source notrap nomodify noquery\n"))
 | ||
| 
 | ||
|          (define ntpd.conf
 | ||
|            (plain-file "ntpd.conf" config))
 | ||
| 
 | ||
|          (list (shepherd-service
 | ||
|                 (provision '(ntpd))
 | ||
|                 (documentation "Run the Network Time Protocol (NTP) daemon.")
 | ||
|                 (requirement '(user-processes networking))
 | ||
|                 (start #~(make-forkexec-constructor
 | ||
|                           (list (string-append #$ntp "/bin/ntpd") "-n"
 | ||
|                                 "-c" #$ntpd.conf "-u" "ntpd"
 | ||
|                                 #$@(if allow-large-adjustment?
 | ||
|                                        '("-g")
 | ||
|                                        '()))))
 | ||
|                 (stop #~(make-kill-destructor)))))))))
 | ||
| 
 | ||
| (define %ntp-accounts
 | ||
|   (list (user-account
 | ||
|          (name "ntpd")
 | ||
|          (group "nogroup")
 | ||
|          (system? #t)
 | ||
|          (comment "NTP daemon user")
 | ||
|          (home-directory "/var/empty")
 | ||
|          (shell (file-append shadow "/sbin/nologin")))))
 | ||
| 
 | ||
| 
 | ||
| (define (ntp-service-activation config)
 | ||
|   "Return the activation gexp for CONFIG."
 | ||
|   (with-imported-modules '((guix build utils))
 | ||
|     #~(begin
 | ||
|         (use-modules (guix build utils))
 | ||
|         (define %user
 | ||
|           (getpw "ntpd"))
 | ||
| 
 | ||
|         (let ((directory "/var/run/ntpd"))
 | ||
|           (mkdir-p directory)
 | ||
|           (chown directory (passwd:uid %user) (passwd:gid %user))))))
 | ||
| 
 | ||
| (define ntp-service-type
 | ||
|   (service-type (name 'ntp)
 | ||
|                 (extensions
 | ||
|                  (list (service-extension shepherd-root-service-type
 | ||
|                                           ntp-shepherd-service)
 | ||
|                        (service-extension account-service-type
 | ||
|                                           (const %ntp-accounts))
 | ||
|                        (service-extension activation-service-type
 | ||
|                                           ntp-service-activation)))
 | ||
|                 (description
 | ||
|                  "Run the @command{ntpd}, the Network Time Protocol (NTP)
 | ||
| daemon of the @uref{http://www.ntp.org, Network Time Foundation}.  The daemon
 | ||
| will keep the system clock synchronized with that of the given servers.")
 | ||
|                 (default-value (ntp-configuration))))
 | ||
| 
 | ||
| (define-deprecated (ntp-service #:key (ntp ntp)
 | ||
|                                 (servers %ntp-servers)
 | ||
|                                 allow-large-adjustment?)
 | ||
|   ntp-service-type
 | ||
|   "Return a service that runs the daemon from @var{ntp}, the
 | ||
| @uref{http://www.ntp.org, Network Time Protocol package}.  The daemon will
 | ||
| keep the system clock synchronized with that of @var{servers}.
 | ||
| @var{allow-large-adjustment?} determines whether @command{ntpd} is allowed to
 | ||
| make an initial adjustment of more than 1,000 seconds."
 | ||
|   (service ntp-service-type
 | ||
|            (ntp-configuration (ntp ntp)
 | ||
|                               (servers servers)
 | ||
|                               (allow-large-adjustment?
 | ||
|                                allow-large-adjustment?))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; OpenNTPD.
 | ||
| ;;;
 | ||
| 
 | ||
| (define %openntpd-servers
 | ||
|   (map ntp-server-address %ntp-servers))
 | ||
| 
 | ||
| (define-record-type* <openntpd-configuration>
 | ||
|   openntpd-configuration make-openntpd-configuration
 | ||
|   openntpd-configuration?
 | ||
|   (openntpd                openntpd-configuration-openntpd
 | ||
|                            (default openntpd))
 | ||
|   (listen-on               openntpd-listen-on
 | ||
|                            (default '("127.0.0.1"
 | ||
|                                       "::1")))
 | ||
|   (query-from              openntpd-query-from
 | ||
|                            (default '()))
 | ||
|   (sensor                  openntpd-sensor
 | ||
|                            (default '()))
 | ||
|   (server                  openntpd-server
 | ||
|                            (default '()))
 | ||
|   (servers                 openntpd-servers
 | ||
|                            (default %openntpd-servers))
 | ||
|   (constraint-from         openntpd-constraint-from
 | ||
|                            (default '()))
 | ||
|   (constraints-from        openntpd-constraints-from
 | ||
|                            (default '()))
 | ||
|   (allow-large-adjustment? openntpd-allow-large-adjustment?
 | ||
|                            (default #f))) ; upstream default
 | ||
| 
 | ||
| (define (openntpd-configuration->string config)
 | ||
| 
 | ||
|   (define (quote-field? name)
 | ||
|     (member name '("constraints from")))
 | ||
| 
 | ||
|   (match-record config <openntpd-configuration>
 | ||
|     (listen-on query-from sensor server servers constraint-from
 | ||
|                constraints-from)
 | ||
|     (string-append
 | ||
|      (string-join
 | ||
|       (concatenate
 | ||
|        (filter-map (lambda (field values)
 | ||
|                      (match values
 | ||
|                        (() #f)          ;discard entry with filter-map
 | ||
|                        ((val ...)       ;validate value type
 | ||
|                         (map (lambda (value)
 | ||
|                                (if (quote-field? field)
 | ||
|                                    (format #f "~a \"~a\"" field value)
 | ||
|                                    (format #f "~a ~a" field value)))
 | ||
|                              values))))
 | ||
|                    ;; The entry names.
 | ||
|                    '("listen on" "query from" "sensor" "server" "servers"
 | ||
|                      "constraint from" "constraints from")
 | ||
|                    ;; The corresponding entry values.
 | ||
|                    (list listen-on query-from sensor server servers
 | ||
|                          constraint-from constraints-from)))
 | ||
|       "\n")
 | ||
|      "\n")))                              ;add a trailing newline
 | ||
| 
 | ||
| (define (openntpd-shepherd-service config)
 | ||
|   (let ((openntpd (openntpd-configuration-openntpd config))
 | ||
|         (allow-large-adjustment? (openntpd-allow-large-adjustment? config)))
 | ||
| 
 | ||
|     (define ntpd.conf
 | ||
|       (plain-file "ntpd.conf" (openntpd-configuration->string config)))
 | ||
| 
 | ||
|     (list (shepherd-service
 | ||
|            (provision '(ntpd))
 | ||
|            (documentation "Run the Network Time Protocol (NTP) daemon.")
 | ||
|            (requirement '(user-processes networking))
 | ||
|            (start #~(make-forkexec-constructor
 | ||
|                      (list (string-append #$openntpd "/sbin/ntpd")
 | ||
|                            "-f" #$ntpd.conf
 | ||
|                            "-d" ;; don't daemonize
 | ||
|                            #$@(if allow-large-adjustment?
 | ||
|                                   '("-s")
 | ||
|                                   '()))
 | ||
|                      ;; When ntpd is daemonized it repeatedly tries to respawn
 | ||
|                      ;; while running, leading shepherd to disable it.  To
 | ||
|                      ;; prevent spamming stderr, redirect output to logfile.
 | ||
|                      #:log-file "/var/log/ntpd"))
 | ||
|            (stop #~(make-kill-destructor))))))
 | ||
| 
 | ||
| (define (openntpd-service-activation config)
 | ||
|   "Return the activation gexp for CONFIG."
 | ||
|   (with-imported-modules '((guix build utils))
 | ||
|     #~(begin
 | ||
|         (use-modules (guix build utils))
 | ||
| 
 | ||
|         (mkdir-p "/var/db")
 | ||
|         (mkdir-p "/var/run")
 | ||
|         (unless (file-exists? "/var/db/ntpd.drift")
 | ||
|           (with-output-to-file "/var/db/ntpd.drift"
 | ||
|                                (lambda _
 | ||
|                                  (format #t "0.0")))))))
 | ||
| 
 | ||
| (define openntpd-service-type
 | ||
|   (service-type (name 'openntpd)
 | ||
|                 (extensions
 | ||
|                  (list (service-extension shepherd-root-service-type
 | ||
|                                           openntpd-shepherd-service)
 | ||
|                        (service-extension account-service-type
 | ||
|                                           (const %ntp-accounts))
 | ||
|                        (service-extension profile-service-type
 | ||
|                                           (compose list openntpd-configuration-openntpd))
 | ||
|                        (service-extension activation-service-type
 | ||
|                                           openntpd-service-activation)))
 | ||
|                 (default-value (openntpd-configuration))
 | ||
|                 (description
 | ||
|                  "Run the @command{ntpd}, the Network Time Protocol (NTP)
 | ||
| daemon, as implemented by @uref{http://www.openntpd.org, OpenNTPD}.  The
 | ||
| daemon will keep the system clock synchronized with that of the given servers.")))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Inetd.
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <inetd-configuration> inetd-configuration
 | ||
|   make-inetd-configuration
 | ||
|   inetd-configuration?
 | ||
|   (program           inetd-configuration-program   ;file-like
 | ||
|                      (default (file-append inetutils "/libexec/inetd")))
 | ||
|   (entries           inetd-configuration-entries   ;list of <inetd-entry>
 | ||
|                      (default '())))
 | ||
| 
 | ||
| (define-record-type* <inetd-entry> inetd-entry make-inetd-entry
 | ||
|   inetd-entry?
 | ||
|   (node              inetd-entry-node         ;string or #f
 | ||
|                      (default #f))
 | ||
|   (name              inetd-entry-name)        ;string, from /etc/services
 | ||
| 
 | ||
|   (socket-type       inetd-entry-socket-type) ;stream | dgram | raw |
 | ||
|                                               ;rdm | seqpacket
 | ||
|   (protocol          inetd-entry-protocol)    ;string, from /etc/protocols
 | ||
| 
 | ||
|   (wait?             inetd-entry-wait?        ;Boolean
 | ||
|                      (default #t))
 | ||
|   (user              inetd-entry-user)        ;string
 | ||
| 
 | ||
|   (program           inetd-entry-program      ;string or file-like object
 | ||
|                      (default "internal"))
 | ||
|   (arguments         inetd-entry-arguments    ;list of strings or file-like objects
 | ||
|                      (default '())))
 | ||
| 
 | ||
| (define (inetd-config-file entries)
 | ||
|   (apply mixed-text-file "inetd.conf"
 | ||
|          (map
 | ||
|           (lambda (entry)
 | ||
|             (let* ((node (inetd-entry-node entry))
 | ||
|                    (name (inetd-entry-name entry))
 | ||
|                    (socket
 | ||
|                     (if node (string-append node ":" name) name))
 | ||
|                    (type
 | ||
|                     (match (inetd-entry-socket-type entry)
 | ||
|                       ((or 'stream 'dgram 'raw 'rdm 'seqpacket)
 | ||
|                        (symbol->string (inetd-entry-socket-type entry)))))
 | ||
|                    (protocol (inetd-entry-protocol entry))
 | ||
|                    (wait (if (inetd-entry-wait? entry) "wait" "nowait"))
 | ||
|                    (user (inetd-entry-user entry))
 | ||
|                    (program (inetd-entry-program entry))
 | ||
|                    (args (inetd-entry-arguments entry)))
 | ||
|               #~(string-append
 | ||
|                  (string-join
 | ||
|                   (list #$@(list socket type protocol wait user program) #$@args)
 | ||
|                   " ") "\n")))
 | ||
|           entries)))
 | ||
| 
 | ||
| (define inetd-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <inetd-configuration> program ()) '()) ; empty list of entries -> do nothing
 | ||
|     (($ <inetd-configuration> program entries)
 | ||
|      (list
 | ||
|       (shepherd-service
 | ||
|        (documentation "Run inetd.")
 | ||
|        (provision '(inetd))
 | ||
|        (requirement '(user-processes networking syslogd))
 | ||
|        (start #~(make-forkexec-constructor
 | ||
|                  (list #$program #$(inetd-config-file entries))
 | ||
|                  #:pid-file "/var/run/inetd.pid"))
 | ||
|        (stop #~(make-kill-destructor)))))))
 | ||
| 
 | ||
| (define-public inetd-service-type
 | ||
|   (service-type
 | ||
|    (name 'inetd)
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              inetd-shepherd-service)))
 | ||
| 
 | ||
|    ;; The service can be extended with additional lists of entries.
 | ||
|    (compose concatenate)
 | ||
|    (extend (lambda (config entries)
 | ||
|              (inetd-configuration
 | ||
|               (inherit config)
 | ||
|               (entries (append (inetd-configuration-entries config)
 | ||
|                                entries)))))
 | ||
|    (description
 | ||
|     "Start @command{inetd}, the @dfn{Internet superserver}.  It is responsible
 | ||
| for listening on Internet sockets and spawning the corresponding services on
 | ||
| demand.")))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Tor.
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <tor-configuration>
 | ||
|   tor-configuration make-tor-configuration
 | ||
|   tor-configuration?
 | ||
|   (tor              tor-configuration-tor
 | ||
|                     (default tor))
 | ||
|   (config-file      tor-configuration-config-file
 | ||
|                     (default (plain-file "empty" "")))
 | ||
|   (hidden-services  tor-configuration-hidden-services
 | ||
|                     (default '()))
 | ||
|   (socks-socket-type tor-configuration-socks-socket-type ; 'tcp or 'unix
 | ||
|                      (default 'tcp)))
 | ||
| 
 | ||
| (define %tor-accounts
 | ||
|   ;; User account and groups for Tor.
 | ||
|   (list (user-group (name "tor") (system? #t))
 | ||
|         (user-account
 | ||
|          (name "tor")
 | ||
|          (group "tor")
 | ||
|          (system? #t)
 | ||
|          (comment "Tor daemon user")
 | ||
|          (home-directory "/var/empty")
 | ||
|          (shell (file-append shadow "/sbin/nologin")))))
 | ||
| 
 | ||
| (define-record-type <hidden-service>
 | ||
|   (hidden-service name mapping)
 | ||
|   hidden-service?
 | ||
|   (name    hidden-service-name)                   ;string
 | ||
|   (mapping hidden-service-mapping))               ;list of port/address tuples
 | ||
| 
 | ||
| (define (tor-configuration->torrc config)
 | ||
|   "Return a 'torrc' file for CONFIG."
 | ||
|   (match config
 | ||
|     (($ <tor-configuration> tor config-file services socks-socket-type)
 | ||
|      (computed-file
 | ||
|       "torrc"
 | ||
|       (with-imported-modules '((guix build utils))
 | ||
|         #~(begin
 | ||
|             (use-modules (guix build utils)
 | ||
|                          (ice-9 match))
 | ||
| 
 | ||
|             (call-with-output-file #$output
 | ||
|               (lambda (port)
 | ||
|                 (display "\
 | ||
| ### These lines were generated from your system configuration:
 | ||
| User tor
 | ||
| DataDirectory /var/lib/tor
 | ||
| PidFile /var/run/tor/tor.pid
 | ||
| Log notice syslog\n" port)
 | ||
|                 (when (eq? 'unix '#$socks-socket-type)
 | ||
|                   (display "\
 | ||
| SocksPort unix:/var/run/tor/socks-sock
 | ||
| UnixSocksGroupWritable 1\n" port))
 | ||
| 
 | ||
|                 (for-each (match-lambda
 | ||
|                             ((service (ports hosts) ...)
 | ||
|                              (format port "\
 | ||
| HiddenServiceDir /var/lib/tor/hidden-services/~a~%"
 | ||
|                                      service)
 | ||
|                              (for-each (lambda (tcp-port host)
 | ||
|                                          (format port "\
 | ||
| HiddenServicePort ~a ~a~%"
 | ||
|                                                  tcp-port host))
 | ||
|                                        ports hosts)))
 | ||
|                           '#$(map (match-lambda
 | ||
|                                     (($ <hidden-service> name mapping)
 | ||
|                                      (cons name mapping)))
 | ||
|                                   services))
 | ||
| 
 | ||
|                 (display "\
 | ||
| ### End of automatically generated lines.\n\n" port)
 | ||
| 
 | ||
|                 ;; Append the user's config file.
 | ||
|                 (call-with-input-file #$config-file
 | ||
|                   (lambda (input)
 | ||
|                     (dump-port input port)))
 | ||
|                 #t))))))))
 | ||
| 
 | ||
| (define (tor-shepherd-service config)
 | ||
|   "Return a <shepherd-service> running Tor."
 | ||
|   (match config
 | ||
|     (($ <tor-configuration> tor)
 | ||
|      (let ((torrc (tor-configuration->torrc config)))
 | ||
|        (with-imported-modules (source-module-closure
 | ||
|                                '((gnu build shepherd)
 | ||
|                                  (gnu system file-systems)))
 | ||
|          (list (shepherd-service
 | ||
|                 (provision '(tor))
 | ||
| 
 | ||
|                 ;; Tor needs at least one network interface to be up, hence the
 | ||
|                 ;; dependency on 'loopback'.
 | ||
|                 (requirement '(user-processes loopback syslogd))
 | ||
| 
 | ||
|                 (modules '((gnu build shepherd)
 | ||
|                            (gnu system file-systems)))
 | ||
| 
 | ||
|                 (start #~(make-forkexec-constructor/container
 | ||
|                           (list #$(file-append tor "/bin/tor") "-f" #$torrc)
 | ||
| 
 | ||
|                           #:mappings (list (file-system-mapping
 | ||
|                                             (source "/var/lib/tor")
 | ||
|                                             (target source)
 | ||
|                                             (writable? #t))
 | ||
|                                            (file-system-mapping
 | ||
|                                             (source "/dev/log") ;for syslog
 | ||
|                                             (target source))
 | ||
|                                            (file-system-mapping
 | ||
|                                             (source "/var/run/tor")
 | ||
|                                             (target source)
 | ||
|                                             (writable? #t)))
 | ||
|                           #:pid-file "/var/run/tor/tor.pid"))
 | ||
|                 (stop #~(make-kill-destructor))
 | ||
|                 (documentation "Run the Tor anonymous network overlay."))))))))
 | ||
| 
 | ||
| (define (tor-activation config)
 | ||
|   "Set up directories for Tor and its hidden services, if any."
 | ||
|   #~(begin
 | ||
|       (use-modules (guix build utils))
 | ||
| 
 | ||
|       (define %user
 | ||
|         (getpw "tor"))
 | ||
| 
 | ||
|       (define (initialize service)
 | ||
|         (let ((directory (string-append "/var/lib/tor/hidden-services/"
 | ||
|                                         service)))
 | ||
|           (mkdir-p directory)
 | ||
|           (chown directory (passwd:uid %user) (passwd:gid %user))
 | ||
| 
 | ||
|           ;; The daemon bails out if we give wider permissions.
 | ||
|           (chmod directory #o700)))
 | ||
| 
 | ||
|       ;; Allow Tor to write its PID file.
 | ||
|       (mkdir-p "/var/run/tor")
 | ||
|       (chown "/var/run/tor" (passwd:uid %user) (passwd:gid %user))
 | ||
|       ;; Set the group permissions to rw so that if the system administrator
 | ||
|       ;; has specified UnixSocksGroupWritable=1 in their torrc file, members
 | ||
|       ;; of the "tor" group will be able to use the SOCKS socket.
 | ||
|       (chmod "/var/run/tor" #o750)
 | ||
| 
 | ||
|       ;; Allow Tor to access the hidden services' directories.
 | ||
|       (mkdir-p "/var/lib/tor")
 | ||
|       (chown "/var/lib/tor" (passwd:uid %user) (passwd:gid %user))
 | ||
|       (chmod "/var/lib/tor" #o700)
 | ||
| 
 | ||
|       ;; Make sure /var/lib is accessible to the 'tor' user.
 | ||
|       (chmod "/var/lib" #o755)
 | ||
| 
 | ||
|       (for-each initialize
 | ||
|                 '#$(map hidden-service-name
 | ||
|                         (tor-configuration-hidden-services config)))))
 | ||
| 
 | ||
| (define tor-service-type
 | ||
|   (service-type (name 'tor)
 | ||
|                 (extensions
 | ||
|                  (list (service-extension shepherd-root-service-type
 | ||
|                                           tor-shepherd-service)
 | ||
|                        (service-extension account-service-type
 | ||
|                                           (const %tor-accounts))
 | ||
|                        (service-extension activation-service-type
 | ||
|                                           tor-activation)))
 | ||
| 
 | ||
|                 ;; This can be extended with hidden services.
 | ||
|                 (compose concatenate)
 | ||
|                 (extend (lambda (config services)
 | ||
|                           (tor-configuration
 | ||
|                            (inherit config)
 | ||
|                            (hidden-services
 | ||
|                             (append (tor-configuration-hidden-services config)
 | ||
|                                     services)))))
 | ||
|                 (default-value (tor-configuration))
 | ||
|                 (description
 | ||
|                  "Run the @uref{https://torproject.org, Tor} anonymous
 | ||
| networking daemon.")))
 | ||
| 
 | ||
| (define-deprecated (tor-service #:optional
 | ||
|                                 (config-file (plain-file "empty" ""))
 | ||
|                                 #:key (tor tor))
 | ||
|   tor-service-type
 | ||
|   "Return a service to run the @uref{https://torproject.org, Tor} anonymous
 | ||
| networking daemon.
 | ||
| 
 | ||
| The daemon runs as the @code{tor} unprivileged user.  It is passed
 | ||
| @var{config-file}, a file-like object, with an additional @code{User tor} line
 | ||
| and lines for hidden services added via @code{tor-hidden-service}.  Run
 | ||
| @command{man tor} for information about the configuration file."
 | ||
|   (service tor-service-type
 | ||
|            (tor-configuration (tor tor)
 | ||
|                               (config-file config-file))))
 | ||
| 
 | ||
| (define tor-hidden-service-type
 | ||
|   ;; A type that extends Tor with hidden services.
 | ||
|   (service-type (name 'tor-hidden-service)
 | ||
|                 (extensions
 | ||
|                  (list (service-extension tor-service-type list)))
 | ||
|                 (description
 | ||
|                  "Define a new Tor @dfn{hidden service}.")))
 | ||
| 
 | ||
| (define (tor-hidden-service name mapping)
 | ||
|   "Define a new Tor @dfn{hidden service} called @var{name} and implementing
 | ||
| @var{mapping}.  @var{mapping} is a list of port/host tuples, such as:
 | ||
| 
 | ||
| @example
 | ||
|  '((22 \"127.0.0.1:22\")
 | ||
|    (80 \"127.0.0.1:8080\"))
 | ||
| @end example
 | ||
| 
 | ||
| In this example, port 22 of the hidden service is mapped to local port 22, and
 | ||
| port 80 is mapped to local port 8080.
 | ||
| 
 | ||
| This creates a @file{/var/lib/tor/hidden-services/@var{name}} directory, where
 | ||
| the @file{hostname} file contains the @code{.onion} host name for the hidden
 | ||
| service.
 | ||
| 
 | ||
| See @uref{https://www.torproject.org/docs/tor-hidden-service.html.en, the Tor
 | ||
| project's documentation} for more information."
 | ||
|   (service tor-hidden-service-type
 | ||
|            (hidden-service name mapping)))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Wicd.
 | ||
| ;;;
 | ||
| 
 | ||
| (define %wicd-activation
 | ||
|   ;; Activation gexp for Wicd.
 | ||
|   #~(begin
 | ||
|       (use-modules (guix build utils))
 | ||
| 
 | ||
|       (mkdir-p "/etc/wicd")
 | ||
|       (let ((file-name "/etc/wicd/dhclient.conf.template.default"))
 | ||
|         (unless (file-exists? file-name)
 | ||
|           (copy-file (string-append #$wicd file-name)
 | ||
|                      file-name)))
 | ||
| 
 | ||
|       ;; Wicd invokes 'wpa_supplicant', which needs this directory for its
 | ||
|       ;; named socket files.
 | ||
|       (mkdir-p "/var/run/wpa_supplicant")
 | ||
|       (chmod "/var/run/wpa_supplicant" #o750)))
 | ||
| 
 | ||
| (define (wicd-shepherd-service wicd)
 | ||
|   "Return a shepherd service for WICD."
 | ||
|   (list (shepherd-service
 | ||
|          (documentation "Run the Wicd network manager.")
 | ||
|          (provision '(networking))
 | ||
|          (requirement '(user-processes dbus-system loopback))
 | ||
|          (start #~(make-forkexec-constructor
 | ||
|                    (list (string-append #$wicd "/sbin/wicd")
 | ||
|                          "--no-daemon")))
 | ||
|          (stop #~(make-kill-destructor)))))
 | ||
| 
 | ||
| (define wicd-service-type
 | ||
|   (service-type (name 'wicd)
 | ||
|                 (extensions
 | ||
|                  (list (service-extension shepherd-root-service-type
 | ||
|                                           wicd-shepherd-service)
 | ||
|                        (service-extension dbus-root-service-type
 | ||
|                                           list)
 | ||
|                        (service-extension activation-service-type
 | ||
|                                           (const %wicd-activation))
 | ||
| 
 | ||
|                        ;; Add Wicd to the global profile.
 | ||
|                        (service-extension profile-service-type list)))
 | ||
|                 (description
 | ||
|                  "Run @url{https://launchpad.net/wicd,Wicd}, a network
 | ||
| management daemon that aims to simplify wired and wireless networking.")))
 | ||
| 
 | ||
| (define* (wicd-service #:key (wicd wicd))
 | ||
|   "Return a service that runs @url{https://launchpad.net/wicd,Wicd}, a network
 | ||
| management daemon that aims to simplify wired and wireless networking.
 | ||
| 
 | ||
| This service adds the @var{wicd} package to the global profile, providing
 | ||
| several commands to interact with the daemon and configure networking:
 | ||
| @command{wicd-client}, a graphical user interface, and the @command{wicd-cli}
 | ||
| and @command{wicd-curses} user interfaces."
 | ||
|   (service wicd-service-type wicd))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; ModemManager
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <modem-manager-configuration>
 | ||
|   modem-manager-configuration make-modem-manager-configuration
 | ||
|   modem-manager-configuration?
 | ||
|   (modem-manager modem-manager-configuration-modem-manager
 | ||
|                    (default modem-manager)))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; NetworkManager
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <network-manager-configuration>
 | ||
|   network-manager-configuration make-network-manager-configuration
 | ||
|   network-manager-configuration?
 | ||
|   (network-manager network-manager-configuration-network-manager
 | ||
|                    (default network-manager))
 | ||
|   (dns network-manager-configuration-dns
 | ||
|        (default "default"))
 | ||
|   (vpn-plugins network-manager-configuration-vpn-plugins ;list of <package>
 | ||
|                (default '())))
 | ||
| 
 | ||
| (define network-manager-activation
 | ||
|   ;; Activation gexp for NetworkManager
 | ||
|   (match-lambda
 | ||
|     (($ <network-manager-configuration> network-manager dns vpn-plugins)
 | ||
|      #~(begin
 | ||
|          (use-modules (guix build utils))
 | ||
|          (mkdir-p "/etc/NetworkManager/system-connections")
 | ||
|          #$@(if (equal? dns "dnsmasq")
 | ||
|                 ;; create directory to store dnsmasq lease file
 | ||
|                 '((mkdir-p "/var/lib/misc"))
 | ||
|                 '())))))
 | ||
| 
 | ||
| (define (vpn-plugin-directory plugins)
 | ||
|   "Return a directory containing PLUGINS, the NM VPN plugins."
 | ||
|   (directory-union "network-manager-vpn-plugins" plugins))
 | ||
| 
 | ||
| (define (network-manager-accounts config)
 | ||
|   "Return the list of <user-account> and <user-group> for CONFIG."
 | ||
|   (define nologin
 | ||
|     (file-append shadow "/sbin/nologin"))
 | ||
| 
 | ||
|   (define accounts
 | ||
|     (append-map (lambda (package)
 | ||
|                   (map (lambda (name)
 | ||
|                          (user-account (system? #t)
 | ||
|                                        (name name)
 | ||
|                                        (group "network-manager")
 | ||
|                                        (comment "NetworkManager helper")
 | ||
|                                        (home-directory "/var/empty")
 | ||
|                                        (create-home-directory? #f)
 | ||
|                                        (shell nologin)))
 | ||
|                        (or (assoc-ref (package-properties package)
 | ||
|                                       'user-accounts)
 | ||
|                            '())))
 | ||
|                 (network-manager-configuration-vpn-plugins config)))
 | ||
| 
 | ||
|   (match accounts
 | ||
|     (()
 | ||
|      '())
 | ||
|     (_
 | ||
|      (cons (user-group (name "network-manager") (system? #t))
 | ||
|            accounts))))
 | ||
| 
 | ||
| (define network-manager-environment
 | ||
|   (match-lambda
 | ||
|     (($ <network-manager-configuration> network-manager dns vpn-plugins)
 | ||
|      ;; Define this variable in the global environment such that
 | ||
|      ;; "nmcli connection import type openvpn file foo.ovpn" works.
 | ||
|      `(("NM_VPN_PLUGIN_DIR"
 | ||
|         . ,(file-append (vpn-plugin-directory vpn-plugins)
 | ||
|                         "/lib/NetworkManager/VPN"))))))
 | ||
| 
 | ||
| (define network-manager-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <network-manager-configuration> network-manager dns vpn-plugins)
 | ||
|      (let ((conf (plain-file "NetworkManager.conf"
 | ||
|                              (string-append "[main]\ndns=" dns "\n")))
 | ||
|            (vpn  (vpn-plugin-directory vpn-plugins)))
 | ||
|        (list (shepherd-service
 | ||
|               (documentation "Run the NetworkManager.")
 | ||
|               (provision '(networking))
 | ||
|               (requirement '(user-processes dbus-system wpa-supplicant loopback))
 | ||
|               (start #~(make-forkexec-constructor
 | ||
|                         (list (string-append #$network-manager
 | ||
|                                              "/sbin/NetworkManager")
 | ||
|                               (string-append "--config=" #$conf)
 | ||
|                               "--no-daemon")
 | ||
|                         #:environment-variables
 | ||
|                         (list (string-append "NM_VPN_PLUGIN_DIR=" #$vpn
 | ||
|                                              "/lib/NetworkManager/VPN")
 | ||
|                               ;; Override non-existent default users
 | ||
|                               "NM_OPENVPN_USER="
 | ||
|                               "NM_OPENVPN_GROUP=")))
 | ||
|               (stop #~(make-kill-destructor))))))))
 | ||
| 
 | ||
| (define network-manager-service-type
 | ||
|   (let
 | ||
|       ((config->packages
 | ||
|         (match-lambda
 | ||
|          (($ <network-manager-configuration> network-manager _ vpn-plugins)
 | ||
|           `(,network-manager ,@vpn-plugins)))))
 | ||
| 
 | ||
|     (service-type
 | ||
|      (name 'network-manager)
 | ||
|      (extensions
 | ||
|       (list (service-extension shepherd-root-service-type
 | ||
|                                network-manager-shepherd-service)
 | ||
|             (service-extension dbus-root-service-type config->packages)
 | ||
|             (service-extension polkit-service-type
 | ||
|                                (compose
 | ||
|                                 list
 | ||
|                                 network-manager-configuration-network-manager))
 | ||
|             (service-extension account-service-type
 | ||
|                                network-manager-accounts)
 | ||
|             (service-extension activation-service-type
 | ||
|                                network-manager-activation)
 | ||
|             (service-extension session-environment-service-type
 | ||
|                                network-manager-environment)
 | ||
|             ;; Add network-manager to the system profile.
 | ||
|             (service-extension profile-service-type config->packages)))
 | ||
|      (default-value (network-manager-configuration))
 | ||
|      (description
 | ||
|       "Run @uref{https://wiki.gnome.org/Projects/NetworkManager,
 | ||
| NetworkManager}, a network management daemon that aims to simplify wired and
 | ||
| wireless networking."))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Connman
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <connman-configuration>
 | ||
|   connman-configuration make-connman-configuration
 | ||
|   connman-configuration?
 | ||
|   (connman      connman-configuration-connman
 | ||
|                 (default connman))
 | ||
|   (disable-vpn? connman-configuration-disable-vpn?
 | ||
|                 (default #f)))
 | ||
| 
 | ||
| (define (connman-activation config)
 | ||
|   (let ((disable-vpn? (connman-configuration-disable-vpn? config)))
 | ||
|     (with-imported-modules '((guix build utils))
 | ||
|       #~(begin
 | ||
|           (use-modules (guix build utils))
 | ||
|           (mkdir-p "/var/lib/connman/")
 | ||
|           (unless #$disable-vpn?
 | ||
|             (mkdir-p "/var/lib/connman-vpn/"))))))
 | ||
| 
 | ||
| (define (connman-shepherd-service config)
 | ||
|   "Return a shepherd service for Connman"
 | ||
|   (and
 | ||
|    (connman-configuration? config)
 | ||
|    (let ((connman      (connman-configuration-connman config))
 | ||
|          (disable-vpn? (connman-configuration-disable-vpn? config)))
 | ||
|      (list (shepherd-service
 | ||
|             (documentation "Run Connman")
 | ||
|             (provision '(networking))
 | ||
|             (requirement
 | ||
|              '(user-processes dbus-system loopback wpa-supplicant))
 | ||
|             (start #~(make-forkexec-constructor
 | ||
|                       (list (string-append #$connman
 | ||
|                                            "/sbin/connmand")
 | ||
|                             "--nodaemon"
 | ||
|                             "--nodnsproxy"
 | ||
|                             #$@(if disable-vpn? '("--noplugin=vpn") '()))
 | ||
| 
 | ||
|                       ;; As connman(8) notes, when passing '-n', connman
 | ||
|                       ;; "directs log output to the controlling terminal in
 | ||
|                       ;; addition to syslog."  Redirect stdout and stderr
 | ||
|                       ;; to avoid spamming the console (XXX: for some reason
 | ||
|                       ;; redirecting to /dev/null doesn't work.)
 | ||
|                       #:log-file "/var/log/connman.log"))
 | ||
|             (stop #~(make-kill-destructor)))))))
 | ||
| 
 | ||
| (define connman-service-type
 | ||
|   (let ((connman-package (compose list connman-configuration-connman)))
 | ||
|     (service-type (name 'connman)
 | ||
|                   (extensions
 | ||
|                    (list (service-extension shepherd-root-service-type
 | ||
|                                             connman-shepherd-service)
 | ||
|                          (service-extension polkit-service-type
 | ||
|                                             connman-package)
 | ||
|                          (service-extension dbus-root-service-type
 | ||
|                                             connman-package)
 | ||
|                          (service-extension activation-service-type
 | ||
|                                             connman-activation)
 | ||
|                          ;; Add connman to the system profile.
 | ||
|                          (service-extension profile-service-type
 | ||
|                                             connman-package)))
 | ||
|                   (default-value (connman-configuration))
 | ||
|                   (description
 | ||
|                    "Run @url{https://01.org/connman,Connman},
 | ||
| a network connection manager."))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Modem manager
 | ||
| ;;;
 | ||
| 
 | ||
| (define modem-manager-service-type
 | ||
|   (let ((config->package
 | ||
|          (match-lambda
 | ||
|           (($ <modem-manager-configuration> modem-manager)
 | ||
|            (list modem-manager)))))
 | ||
|     (service-type (name 'modem-manager)
 | ||
|                   (extensions
 | ||
|                    (list (service-extension dbus-root-service-type
 | ||
|                                             config->package)
 | ||
|                          (service-extension udev-service-type
 | ||
|                                             config->package)
 | ||
|                          (service-extension polkit-service-type
 | ||
|                                             config->package)))
 | ||
|                   (default-value (modem-manager-configuration))
 | ||
|                   (description
 | ||
|                    "Run @uref{https://wiki.gnome.org/Projects/ModemManager,
 | ||
| ModemManager}, a modem management daemon that aims to simplify dialup
 | ||
| networking."))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; USB_ModeSwitch
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <usb-modeswitch-configuration>
 | ||
|   usb-modeswitch-configuration make-usb-modeswitch-configuration
 | ||
|   usb-modeswitch-configuration?
 | ||
|   (usb-modeswitch      usb-modeswitch-configuration-usb-modeswitch
 | ||
|                        (default usb-modeswitch))
 | ||
|   (usb-modeswitch-data usb-modeswitch-configuration-usb-modeswitch-data
 | ||
|                        (default usb-modeswitch-data))
 | ||
|   (config-file         usb-modeswitch-configuration-config-file
 | ||
|                        (default #~(string-append #$usb-modeswitch:dispatcher
 | ||
|                                                  "/etc/usb_modeswitch.conf"))))
 | ||
| 
 | ||
| (define (usb-modeswitch-sh usb-modeswitch config-file)
 | ||
|   "Build a copy of usb_modeswitch.sh located in package USB-MODESWITCH,
 | ||
| modified to pass the CONFIG-FILE in its calls to usb_modeswitch_dispatcher,
 | ||
| and wrap it to actually find the dispatcher in USB-MODESWITCH.  The script
 | ||
| will be run by USB_ModeSwitch’s udev rules file when a modeswitchable USB
 | ||
| device is detected."
 | ||
|   (computed-file
 | ||
|    "usb_modeswitch-sh"
 | ||
|    (with-imported-modules '((guix build utils))
 | ||
|      #~(begin
 | ||
|          (use-modules (guix build utils))
 | ||
|          (let ((cfg-param
 | ||
|                 #$(if config-file
 | ||
|                       #~(string-append " --config-file=" #$config-file)
 | ||
|                       "")))
 | ||
|            (mkdir #$output)
 | ||
|            (install-file (string-append #$usb-modeswitch:dispatcher
 | ||
|                                         "/lib/udev/usb_modeswitch")
 | ||
|                          #$output)
 | ||
| 
 | ||
|            ;; insert CFG-PARAM into usb_modeswitch_dispatcher command-lines
 | ||
|            (substitute* (string-append #$output "/usb_modeswitch")
 | ||
|              (("(exec usb_modeswitch_dispatcher .*)( 2>>)" _ left right)
 | ||
|               (string-append left cfg-param right))
 | ||
|              (("(exec usb_modeswitch_dispatcher .*)( &)" _ left right)
 | ||
|               (string-append left cfg-param right)))
 | ||
| 
 | ||
|            ;; wrap-program needs bash in PATH:
 | ||
|            (putenv (string-append "PATH=" #$bash "/bin"))
 | ||
|            (wrap-program (string-append #$output "/usb_modeswitch")
 | ||
|              `("PATH" ":" = (,(string-append #$coreutils "/bin")
 | ||
|                              ,(string-append
 | ||
|                                #$usb-modeswitch:dispatcher
 | ||
|                                "/bin")))))))))
 | ||
| 
 | ||
| (define (usb-modeswitch-configuration->udev-rules config)
 | ||
|   "Build a rules file for extending udev-service-type from the rules in the
 | ||
| usb-modeswitch package specified in CONFIG.  The rules file will invoke
 | ||
| usb_modeswitch.sh from the usb-modeswitch package, modified to pass the right
 | ||
| config file."
 | ||
|   (match config
 | ||
|     (($ <usb-modeswitch-configuration> usb-modeswitch data config-file)
 | ||
|      (computed-file
 | ||
|       "usb_modeswitch.rules"
 | ||
|       (with-imported-modules '((guix build utils))
 | ||
|         #~(begin
 | ||
|             (use-modules (guix build utils))
 | ||
|             (let ((in (string-append #$data "/udev/40-usb_modeswitch.rules"))
 | ||
|                   (out (string-append #$output "/lib/udev/rules.d"))
 | ||
|                   (script #$(usb-modeswitch-sh usb-modeswitch config-file)))
 | ||
|               (mkdir-p out)
 | ||
|               (chdir out)
 | ||
|               (install-file in out)
 | ||
|               (substitute* "40-usb_modeswitch.rules"
 | ||
|                 (("PROGRAM=\"usb_modeswitch")
 | ||
|                  (string-append "PROGRAM=\"" script "/usb_modeswitch"))
 | ||
|                 (("RUN\\+=\"usb_modeswitch")
 | ||
|                  (string-append "RUN+=\"" script "/usb_modeswitch"))))))))))
 | ||
| 
 | ||
| (define usb-modeswitch-service-type
 | ||
|   (service-type
 | ||
|    (name 'usb-modeswitch)
 | ||
|    (extensions
 | ||
|     (list
 | ||
|      (service-extension
 | ||
|       udev-service-type
 | ||
|       (lambda (config)
 | ||
|         (let ((rules (usb-modeswitch-configuration->udev-rules config)))
 | ||
|           (list rules))))))
 | ||
|    (default-value (usb-modeswitch-configuration))
 | ||
|    (description "Run @uref{http://www.draisberghof.de/usb_modeswitch/,
 | ||
| USB_ModeSwitch}, a mode switching tool for controlling USB devices with
 | ||
| multiple @dfn{modes}.  When plugged in for the first time many USB
 | ||
| devices (primarily high-speed WAN modems) act like a flash storage containing
 | ||
| installers for Windows drivers.  USB_ModeSwitch replays the sequence the
 | ||
| Windows drivers would send to switch their mode from storage to modem (or
 | ||
| whatever the thing is supposed to do).")))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; WPA supplicant
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <wpa-supplicant-configuration>
 | ||
|   wpa-supplicant-configuration make-wpa-supplicant-configuration
 | ||
|   wpa-supplicant-configuration?
 | ||
|   (wpa-supplicant     wpa-supplicant-configuration-wpa-supplicant ;<package>
 | ||
|                       (default wpa-supplicant))
 | ||
|   (requirement        wpa-supplicant-configuration-requirement    ;list of symbols
 | ||
|                       (default '(user-processes loopback syslogd)))
 | ||
|   (pid-file           wpa-supplicant-configuration-pid-file       ;string
 | ||
|                       (default "/var/run/wpa_supplicant.pid"))
 | ||
|   (dbus?              wpa-supplicant-configuration-dbus?          ;Boolean
 | ||
|                       (default #t))
 | ||
|   (interface          wpa-supplicant-configuration-interface      ;#f | string
 | ||
|                       (default #f))
 | ||
|   (config-file        wpa-supplicant-configuration-config-file    ;#f | <file-like>
 | ||
|                       (default #f))
 | ||
|   (extra-options      wpa-supplicant-configuration-extra-options  ;list of strings
 | ||
|                       (default '())))
 | ||
| 
 | ||
| (define wpa-supplicant-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <wpa-supplicant-configuration> wpa-supplicant requirement pid-file dbus?
 | ||
|                                        interface config-file extra-options)
 | ||
|      (list (shepherd-service
 | ||
|             (documentation "Run the WPA supplicant daemon")
 | ||
|             (provision '(wpa-supplicant))
 | ||
|             (requirement (if dbus?
 | ||
|                              (cons 'dbus-system requirement)
 | ||
|                              requirement))
 | ||
|             (start #~(make-forkexec-constructor
 | ||
|                       (list (string-append #$wpa-supplicant
 | ||
|                                            "/sbin/wpa_supplicant")
 | ||
|                             (string-append "-P" #$pid-file)
 | ||
|                             "-B"        ;run in background
 | ||
|                             "-s"        ;log to syslogd
 | ||
|                             #$@(if dbus?
 | ||
|                                    #~("-u")
 | ||
|                                    #~())
 | ||
|                             #$@(if interface
 | ||
|                                    #~((string-append "-i" #$interface))
 | ||
|                                    #~())
 | ||
|                             #$@(if config-file
 | ||
|                                    #~((string-append "-c" #$config-file))
 | ||
|                                    #~())
 | ||
|                             #$@extra-options)
 | ||
|                       #:pid-file #$pid-file))
 | ||
|             (stop #~(make-kill-destructor)))))))
 | ||
| 
 | ||
| (define wpa-supplicant-service-type
 | ||
|   (let ((config->package
 | ||
|          (match-lambda
 | ||
|            (($ <wpa-supplicant-configuration> wpa-supplicant)
 | ||
|             (list wpa-supplicant)))))
 | ||
|     (service-type (name 'wpa-supplicant)
 | ||
|                   (extensions
 | ||
|                    (list (service-extension shepherd-root-service-type
 | ||
|                                             wpa-supplicant-shepherd-service)
 | ||
|                          (service-extension dbus-root-service-type config->package)
 | ||
|                          (service-extension profile-service-type config->package)))
 | ||
|                   (description "Run the WPA Supplicant daemon, a service that
 | ||
| implements authentication, key negotiation and more for wireless networks.")
 | ||
|                   (default-value (wpa-supplicant-configuration)))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Hostapd.
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <hostapd-configuration>
 | ||
|   hostapd-configuration make-hostapd-configuration
 | ||
|   hostapd-configuration?
 | ||
|   (package           hostapd-configuration-package
 | ||
|                      (default hostapd))
 | ||
|   (interface         hostapd-configuration-interface ;string
 | ||
|                      (default "wlan0"))
 | ||
|   (ssid              hostapd-configuration-ssid)  ;string
 | ||
|   (broadcast-ssid?   hostapd-configuration-broadcast-ssid? ;Boolean
 | ||
|                      (default #t))
 | ||
|   (channel           hostapd-configuration-channel ;integer
 | ||
|                      (default 1))
 | ||
|   (driver            hostapd-configuration-driver ;string
 | ||
|                      (default "nl80211"))
 | ||
|   ;; See <https://w1.fi/cgit/hostap/plain/hostapd/hostapd.conf> for a list of
 | ||
|   ;; additional options we could add.
 | ||
|   (extra-settings    hostapd-configuration-extra-settings ;string
 | ||
|                      (default "")))
 | ||
| 
 | ||
| (define (hostapd-configuration-file config)
 | ||
|   "Return the configuration file for CONFIG, a <hostapd-configuration>."
 | ||
|   (match-record config <hostapd-configuration>
 | ||
|     (interface ssid broadcast-ssid? channel driver extra-settings)
 | ||
|     (plain-file "hostapd.conf"
 | ||
|                 (string-append "\
 | ||
| # Generated from your Guix configuration.
 | ||
| 
 | ||
| interface=" interface "
 | ||
| ssid=" ssid "
 | ||
| ignore_broadcast_ssid=" (if broadcast-ssid? "0" "1") "
 | ||
| channel=" (number->string channel) "\n"
 | ||
| extra-settings "\n"))))
 | ||
| 
 | ||
| (define* (hostapd-shepherd-services config #:key (requirement '()))
 | ||
|   "Return Shepherd services for hostapd."
 | ||
|   (list (shepherd-service
 | ||
|          (provision '(hostapd))
 | ||
|          (requirement `(user-processes ,@requirement))
 | ||
|          (documentation "Run the hostapd WiFi access point daemon.")
 | ||
|          (start #~(make-forkexec-constructor
 | ||
|                    (list #$(file-append hostapd "/sbin/hostapd")
 | ||
|                          #$(hostapd-configuration-file config))
 | ||
|                    #:log-file "/var/log/hostapd.log"))
 | ||
|          (stop #~(make-kill-destructor)))))
 | ||
| 
 | ||
| (define hostapd-service-type
 | ||
|   (service-type
 | ||
|    (name 'hostapd)
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              hostapd-shepherd-services)))
 | ||
|    (description
 | ||
|     "Run the @uref{https://w1.fi/hostapd/, hostapd} daemon for Wi-Fi access
 | ||
| points and authentication servers.")))
 | ||
| 
 | ||
| (define (simulated-wifi-shepherd-services config)
 | ||
|   "Return Shepherd services to run hostapd with CONFIG, a
 | ||
| <hostapd-configuration>, as well as services to set up WiFi hardware
 | ||
| simulation."
 | ||
|   (append (hostapd-shepherd-services config
 | ||
|                                      #:requirement
 | ||
|                                      '(unblocked-wifi
 | ||
|                                        kernel-module-loader))
 | ||
|           (list (shepherd-service
 | ||
|                  (provision '(unblocked-wifi))
 | ||
|                  (requirement '(file-systems kernel-module-loader))
 | ||
|                  (documentation
 | ||
|                   "Unblock WiFi devices for use by mac80211_hwsim.")
 | ||
|                  (start #~(lambda _
 | ||
|                             (invoke #$(file-append util-linux "/sbin/rfkill")
 | ||
|                                     "unblock" "0")
 | ||
|                             (invoke #$(file-append util-linux "/sbin/rfkill")
 | ||
|                                     "unblock" "1")))
 | ||
|                  (one-shot? #t)))))
 | ||
| 
 | ||
| (define simulated-wifi-service-type
 | ||
|   (service-type
 | ||
|    (name 'simulated-wifi)
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              simulated-wifi-shepherd-services)
 | ||
|           (service-extension kernel-module-loader-service-type
 | ||
|                              (const '("mac80211_hwsim")))))
 | ||
|    (default-value (hostapd-configuration
 | ||
|                    (interface "wlan1")
 | ||
|                    (ssid "Test Network")))
 | ||
|    (description "Run hostapd to simulate WiFi connectivity.")))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; Open vSwitch
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <openvswitch-configuration>
 | ||
|   openvswitch-configuration make-openvswitch-configuration
 | ||
|   openvswitch-configuration?
 | ||
|   (package openvswitch-configuration-package
 | ||
|            (default openvswitch)))
 | ||
| 
 | ||
| (define openvswitch-activation
 | ||
|   (match-lambda
 | ||
|     (($ <openvswitch-configuration> package)
 | ||
|      (let ((ovsdb-tool (file-append package "/bin/ovsdb-tool")))
 | ||
|        (with-imported-modules '((guix build utils))
 | ||
|          #~(begin
 | ||
|              (use-modules (guix build utils))
 | ||
|              (mkdir-p "/var/run/openvswitch")
 | ||
|              (mkdir-p "/var/lib/openvswitch")
 | ||
|              (let ((conf.db "/var/lib/openvswitch/conf.db"))
 | ||
|                (unless (file-exists? conf.db)
 | ||
|                  (system* #$ovsdb-tool "create" conf.db)))))))))
 | ||
| 
 | ||
| (define openvswitch-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <openvswitch-configuration> package)
 | ||
|      (let ((ovsdb-server (file-append package "/sbin/ovsdb-server"))
 | ||
|            (ovs-vswitchd (file-append package "/sbin/ovs-vswitchd")))
 | ||
|        (list
 | ||
|         (shepherd-service
 | ||
|          (provision '(ovsdb))
 | ||
|          (documentation "Run the Open vSwitch database server.")
 | ||
|          (start #~(make-forkexec-constructor
 | ||
|                    (list #$ovsdb-server "--pidfile"
 | ||
|                          "--remote=punix:/var/run/openvswitch/db.sock")
 | ||
|                    #:pid-file "/var/run/openvswitch/ovsdb-server.pid"))
 | ||
|          (stop #~(make-kill-destructor)))
 | ||
|         (shepherd-service
 | ||
|          (provision '(vswitchd))
 | ||
|          (requirement '(ovsdb))
 | ||
|          (documentation "Run the Open vSwitch daemon.")
 | ||
|          (start #~(make-forkexec-constructor
 | ||
|                    (list #$ovs-vswitchd "--pidfile")
 | ||
|                    #:pid-file "/var/run/openvswitch/ovs-vswitchd.pid"))
 | ||
|          (stop #~(make-kill-destructor))))))))
 | ||
| 
 | ||
| (define openvswitch-service-type
 | ||
|   (service-type
 | ||
|    (name 'openvswitch)
 | ||
|    (extensions
 | ||
|     (list (service-extension activation-service-type
 | ||
|                              openvswitch-activation)
 | ||
|           (service-extension profile-service-type
 | ||
|                              (compose list openvswitch-configuration-package))
 | ||
|           (service-extension shepherd-root-service-type
 | ||
|                              openvswitch-shepherd-service)))
 | ||
|    (description
 | ||
|     "Run @uref{http://www.openvswitch.org, Open vSwitch}, a multilayer virtual
 | ||
| switch designed to enable massive network automation through programmatic
 | ||
| extension.")
 | ||
|    (default-value (openvswitch-configuration))))
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; iptables
 | ||
| ;;;
 | ||
| 
 | ||
| (define %iptables-accept-all-rules
 | ||
|   (plain-file "iptables-accept-all.rules"
 | ||
|               "*filter
 | ||
| :INPUT ACCEPT
 | ||
| :FORWARD ACCEPT
 | ||
| :OUTPUT ACCEPT
 | ||
| COMMIT
 | ||
| "))
 | ||
| 
 | ||
| (define-record-type* <iptables-configuration>
 | ||
|   iptables-configuration make-iptables-configuration iptables-configuration?
 | ||
|   (iptables iptables-configuration-iptables
 | ||
|             (default iptables))
 | ||
|   (ipv4-rules iptables-configuration-ipv4-rules
 | ||
|               (default %iptables-accept-all-rules))
 | ||
|   (ipv6-rules iptables-configuration-ipv6-rules
 | ||
|               (default %iptables-accept-all-rules)))
 | ||
| 
 | ||
| (define iptables-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <iptables-configuration> iptables ipv4-rules ipv6-rules)
 | ||
|      (let ((iptables-restore (file-append iptables "/sbin/iptables-restore"))
 | ||
|            (ip6tables-restore (file-append iptables "/sbin/ip6tables-restore")))
 | ||
|        (shepherd-service
 | ||
|         (documentation "Packet filtering framework")
 | ||
|         (provision '(iptables))
 | ||
|         (start #~(lambda _
 | ||
|                    (invoke #$iptables-restore #$ipv4-rules)
 | ||
|                    (invoke #$ip6tables-restore #$ipv6-rules)))
 | ||
|         (stop #~(lambda _
 | ||
|                   (invoke #$iptables-restore #$%iptables-accept-all-rules)
 | ||
|                   (invoke #$ip6tables-restore #$%iptables-accept-all-rules))))))))
 | ||
| 
 | ||
| (define iptables-service-type
 | ||
|   (service-type
 | ||
|    (name 'iptables)
 | ||
|    (description
 | ||
|     "Run @command{iptables-restore}, setting up the specified rules.")
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              (compose list iptables-shepherd-service))))))
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; nftables
 | ||
| ;;;
 | ||
| 
 | ||
| (define %default-nftables-ruleset
 | ||
|   (plain-file "nftables.conf"
 | ||
|               "# A simple and safe firewall
 | ||
| table inet filter {
 | ||
|   chain input {
 | ||
|     type filter hook input priority 0; policy drop;
 | ||
| 
 | ||
|     # early drop of invalid connections
 | ||
|     ct state invalid drop
 | ||
| 
 | ||
|     # allow established/related connections
 | ||
|     ct state { established, related } accept
 | ||
| 
 | ||
|     # allow from loopback
 | ||
|     iifname lo accept
 | ||
| 
 | ||
|     # allow icmp
 | ||
|     ip protocol icmp accept
 | ||
|     ip6 nexthdr icmpv6 accept
 | ||
| 
 | ||
|     # allow ssh
 | ||
|     tcp dport ssh accept
 | ||
| 
 | ||
|     # reject everything else
 | ||
|     reject with icmpx type port-unreachable
 | ||
|   }
 | ||
|   chain forward {
 | ||
|     type filter hook forward priority 0; policy drop;
 | ||
|   }
 | ||
|   chain output {
 | ||
|     type filter hook output priority 0; policy accept;
 | ||
|   }
 | ||
| }
 | ||
| "))
 | ||
| 
 | ||
| (define-record-type* <nftables-configuration>
 | ||
|   nftables-configuration
 | ||
|   make-nftables-configuration
 | ||
|   nftables-configuration?
 | ||
|   (package nftables-configuration-package
 | ||
|            (default nftables))
 | ||
|   (ruleset nftables-configuration-ruleset ; file-like object
 | ||
|            (default %default-nftables-ruleset)))
 | ||
| 
 | ||
| (define nftables-shepherd-service
 | ||
|   (match-lambda
 | ||
|     (($ <nftables-configuration> package ruleset)
 | ||
|      (let ((nft (file-append package "/sbin/nft")))
 | ||
|        (shepherd-service
 | ||
|         (documentation "Packet filtering and classification")
 | ||
|         (provision '(nftables))
 | ||
|         (start #~(lambda _
 | ||
|                    (invoke #$nft "--file" #$ruleset)))
 | ||
|         (stop #~(lambda _
 | ||
|                   (invoke #$nft "flush" "ruleset"))))))))
 | ||
| 
 | ||
| (define nftables-service-type
 | ||
|   (service-type
 | ||
|    (name 'nftables)
 | ||
|    (description
 | ||
|     "Run @command{nft}, setting up the specified ruleset.")
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              (compose list nftables-shepherd-service))
 | ||
|           (service-extension profile-service-type
 | ||
|                              (compose list nftables-configuration-package))))
 | ||
|    (default-value (nftables-configuration))))
 | ||
| 
 | ||
| 
 | ||
| ;;;
 | ||
| ;;; PageKite
 | ||
| ;;;
 | ||
| 
 | ||
| (define-record-type* <pagekite-configuration>
 | ||
|   pagekite-configuration
 | ||
|   make-pagekite-configuration
 | ||
|   pagekite-configuration?
 | ||
|   (package pagekite-configuration-package
 | ||
|            (default pagekite))
 | ||
|   (kitename pagekite-configuration-kitename
 | ||
|             (default #f))
 | ||
|   (kitesecret pagekite-configuration-kitesecret
 | ||
|               (default #f))
 | ||
|   (frontend pagekite-configuration-frontend
 | ||
|             (default #f))
 | ||
|   (kites pagekite-configuration-kites
 | ||
|          (default '("http:@kitename:localhost:80:@kitesecret")))
 | ||
|   (extra-file pagekite-configuration-extra-file
 | ||
|               (default #f)))
 | ||
| 
 | ||
| (define (pagekite-configuration-file config)
 | ||
|   (match-record config <pagekite-configuration>
 | ||
|     (package kitename kitesecret frontend kites extra-file)
 | ||
|     (mixed-text-file "pagekite.rc"
 | ||
|                      (if extra-file
 | ||
|                          (string-append "optfile = " extra-file "\n")
 | ||
|                          "")
 | ||
|                      (if kitename
 | ||
|                          (string-append "kitename = " kitename "\n")
 | ||
|                          "")
 | ||
|                      (if kitesecret
 | ||
|                          (string-append "kitesecret = " kitesecret "\n")
 | ||
|                          "")
 | ||
|                      (if frontend
 | ||
|                          (string-append "frontend = " frontend "\n")
 | ||
|                          "defaults\n")
 | ||
|                      (string-join (map (lambda (kite)
 | ||
|                                          (string-append "service_on = " kite))
 | ||
|                                        kites)
 | ||
|                                   "\n"
 | ||
|                                   'suffix))))
 | ||
| 
 | ||
| (define (pagekite-shepherd-service config)
 | ||
|   (match-record config <pagekite-configuration>
 | ||
|     (package kitename kitesecret frontend kites extra-file)
 | ||
|     (with-imported-modules (source-module-closure
 | ||
|                             '((gnu build shepherd)
 | ||
|                               (gnu system file-systems)))
 | ||
|       (shepherd-service
 | ||
|        (documentation "Run the PageKite service.")
 | ||
|        (provision '(pagekite))
 | ||
|        (requirement '(networking))
 | ||
|        (modules '((gnu build shepherd)
 | ||
|                   (gnu system file-systems)))
 | ||
|        (start #~(make-forkexec-constructor/container
 | ||
|                  (list #$(file-append package "/bin/pagekite")
 | ||
|                        "--clean"
 | ||
|                        "--nullui"
 | ||
|                        "--nocrashreport"
 | ||
|                        "--runas=pagekite:pagekite"
 | ||
|                        (string-append "--optfile="
 | ||
|                                       #$(pagekite-configuration-file config)))
 | ||
|                  #:log-file "/var/log/pagekite.log"
 | ||
|                  #:mappings #$(if extra-file
 | ||
|                                   #~(list (file-system-mapping
 | ||
|                                            (source #$extra-file)
 | ||
|                                            (target source)))
 | ||
|                                   #~'())))
 | ||
|        ;; SIGTERM doesn't always work for some reason.
 | ||
|        (stop #~(make-kill-destructor SIGINT))))))
 | ||
| 
 | ||
| (define %pagekite-accounts
 | ||
|   (list (user-group (name "pagekite") (system? #t))
 | ||
|         (user-account
 | ||
|          (name "pagekite")
 | ||
|          (group "pagekite")
 | ||
|          (system? #t)
 | ||
|          (comment "PageKite user")
 | ||
|          (home-directory "/var/empty")
 | ||
|          (shell (file-append shadow "/sbin/nologin")))))
 | ||
| 
 | ||
| (define pagekite-service-type
 | ||
|   (service-type
 | ||
|    (name 'pagekite)
 | ||
|    (default-value (pagekite-configuration))
 | ||
|    (extensions
 | ||
|     (list (service-extension shepherd-root-service-type
 | ||
|                              (compose list pagekite-shepherd-service))
 | ||
|           (service-extension account-service-type
 | ||
|                              (const %pagekite-accounts))))
 | ||
|    (description
 | ||
|     "Run @url{https://pagekite.net/,PageKite}, a tunneling solution to make
 | ||
| local servers publicly accessible on the web, even behind NATs and firewalls.")))
 | ||
| 
 | ||
| ;;; networking.scm ends here
 |