1154 lines
44 KiB
Scheme
1154 lines
44 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
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;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
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;;; Copyright © 2016, 2018 Efraim Flashner <efraim@flashner.co.il>
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;;; Copyright © 2016 John Darrington <jmd@gnu.org>
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;;; Copyright © 2017 Clément Lassieur <clement@lassieur.org>
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;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
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;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com>
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;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
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;;; Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
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;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services networking)
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#:use-module (gnu services)
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#:use-module (gnu services base)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services dbus)
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#:use-module (gnu system shadow)
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#:use-module (gnu system pam)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages connman)
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#:use-module (gnu packages freedesktop)
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#:use-module (gnu packages linux)
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#:use-module (gnu packages tor)
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#:use-module (gnu packages messaging)
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#:use-module (gnu packages networking)
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#:use-module (gnu packages ntp)
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#:use-module (gnu packages wicd)
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#:use-module (gnu packages gnome)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:use-module (guix modules)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-9)
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#:use-module (srfi srfi-26)
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#:use-module (ice-9 match)
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#:re-export (static-networking-service
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static-networking-service-type)
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#:export (%facebook-host-aliases
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dhcp-client-service
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dhcpd-service-type
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dhcpd-configuration
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dhcpd-configuration?
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dhcpd-configuration-package
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dhcpd-configuration-config-file
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dhcpd-configuration-version
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dhcpd-configuration-run-directory
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dhcpd-configuration-lease-file
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dhcpd-configuration-pid-file
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dhcpd-configuration-interfaces
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%ntp-servers
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ntp-configuration
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ntp-configuration?
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ntp-service
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ntp-service-type
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openntpd-configuration
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openntpd-configuration?
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openntpd-service-type
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inetd-configuration
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inetd-entry
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inetd-service-type
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tor-configuration
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tor-configuration?
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tor-hidden-service
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tor-service
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tor-service-type
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wicd-service-type
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wicd-service
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network-manager-configuration
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network-manager-configuration?
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network-manager-configuration-dns
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network-manager-service-type
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connman-configuration
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connman-configuration?
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connman-service-type
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modem-manager-configuration
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||
modem-manager-configuration?
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modem-manager-service-type
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wpa-supplicant-service-type
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||
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openvswitch-service-type
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openvswitch-configuration
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iptables-configuration
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iptables-configuration?
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iptables-configuration-iptables
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iptables-configuration-ipv4-rules
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iptables-configuration-ipv6-rules
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iptables-service-type))
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;;; Commentary:
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;;;
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;;; Networking services.
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;;;
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;;; Code:
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(define %facebook-host-aliases
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;; This is the list of known Facebook hosts to be added to /etc/hosts if you
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;; are to block it.
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"\
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# Block Facebook IPv4.
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127.0.0.1 www.facebook.com
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127.0.0.1 facebook.com
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127.0.0.1 login.facebook.com
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127.0.0.1 www.login.facebook.com
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127.0.0.1 fbcdn.net
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127.0.0.1 www.fbcdn.net
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127.0.0.1 fbcdn.com
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127.0.0.1 www.fbcdn.com
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127.0.0.1 static.ak.fbcdn.net
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127.0.0.1 static.ak.connect.facebook.com
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127.0.0.1 connect.facebook.net
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127.0.0.1 www.connect.facebook.net
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127.0.0.1 apps.facebook.com
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# Block Facebook IPv6.
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fe80::1%lo0 facebook.com
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fe80::1%lo0 login.facebook.com
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fe80::1%lo0 www.login.facebook.com
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fe80::1%lo0 fbcdn.net
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fe80::1%lo0 www.fbcdn.net
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fe80::1%lo0 fbcdn.com
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fe80::1%lo0 www.fbcdn.com
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fe80::1%lo0 static.ak.fbcdn.net
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fe80::1%lo0 static.ak.connect.facebook.com
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fe80::1%lo0 connect.facebook.net
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fe80::1%lo0 www.connect.facebook.net
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fe80::1%lo0 apps.facebook.com\n")
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(define dhcp-client-service-type
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(shepherd-service-type
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'dhcp-client
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(lambda (dhcp)
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(define dhclient
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(file-append dhcp "/sbin/dhclient"))
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(define pid-file
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"/var/run/dhclient.pid")
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(shepherd-service
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(documentation "Set up networking via DHCP.")
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(requirement '(user-processes udev))
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;; XXX: Running with '-nw' ("no wait") avoids blocking for a minute when
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;; networking is unavailable, but also means that the interface is not up
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;; yet when 'start' completes. To wait for the interface to be ready, one
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;; should instead monitor udev events.
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(provision '(networking))
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(start #~(lambda _
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;; When invoked without any arguments, 'dhclient' discovers all
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;; non-loopback interfaces *that are up*. However, the relevant
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;; interfaces are typically down at this point. Thus we perform
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;; our own interface discovery here.
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(define valid?
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(negate loopback-network-interface?))
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(define ifaces
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(filter valid? (all-network-interface-names)))
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;; XXX: Make sure the interfaces are up so that 'dhclient' can
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;; actually send/receive over them.
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(for-each set-network-interface-up ifaces)
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(false-if-exception (delete-file #$pid-file))
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(let ((pid (fork+exec-command
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(cons* #$dhclient "-nw"
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"-pf" #$pid-file ifaces))))
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(and (zero? (cdr (waitpid pid)))
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(read-pid-file #$pid-file)))))
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(stop #~(make-kill-destructor))))))
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(define* (dhcp-client-service #:key (dhcp isc-dhcp))
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"Return a service that runs @var{dhcp}, a Dynamic Host Configuration
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Protocol (DHCP) client, on all the non-loopback network interfaces."
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(service dhcp-client-service-type dhcp))
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(define-record-type* <dhcpd-configuration>
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dhcpd-configuration make-dhcpd-configuration
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dhcpd-configuration?
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(package dhcpd-configuration-package ;<package>
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(default isc-dhcp))
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(config-file dhcpd-configuration-config-file ;file-like
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(default #f))
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(version dhcpd-configuration-version ;"4", "6", or "4o6"
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(default "4"))
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(run-directory dhcpd-configuration-run-directory
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(default "/run/dhcpd"))
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(lease-file dhcpd-configuration-lease-file
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(default "/var/db/dhcpd.leases"))
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(pid-file dhcpd-configuration-pid-file
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(default "/run/dhcpd/dhcpd.pid"))
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;; list of strings, e.g. (list "enp0s25")
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(interfaces dhcpd-configuration-interfaces
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(default '())))
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(define dhcpd-shepherd-service
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(match-lambda
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(($ <dhcpd-configuration> package config-file version run-directory
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lease-file pid-file interfaces)
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(unless config-file
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(error "Must supply a config-file"))
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(list (shepherd-service
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;; Allow users to easily run multiple versions simultaneously.
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(provision (list (string->symbol
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(string-append "dhcpv" version "-daemon"))))
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(documentation (string-append "Run the DHCPv" version " daemon"))
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(requirement '(networking))
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(start #~(make-forkexec-constructor
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'(#$(file-append package "/sbin/dhcpd")
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#$(string-append "-" version)
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"-lf" #$lease-file
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"-pf" #$pid-file
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"-cf" #$config-file
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#$@interfaces)
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#:pid-file #$pid-file))
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(stop #~(make-kill-destructor)))))))
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(define dhcpd-activation
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(match-lambda
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(($ <dhcpd-configuration> package config-file version run-directory
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lease-file pid-file interfaces)
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||
(with-imported-modules '((guix build utils))
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#~(begin
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(unless (file-exists? #$run-directory)
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(mkdir #$run-directory))
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;; According to the DHCP manual (man dhcpd.leases), the lease
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;; database must be present for dhcpd to start successfully.
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(unless (file-exists? #$lease-file)
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(with-output-to-file #$lease-file
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(lambda _ (display ""))))
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||
;; Validate the config.
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||
(invoke
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#$(file-append package "/sbin/dhcpd") "-t" "-cf"
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#$config-file))))))
|
||
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(define dhcpd-service-type
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(service-type
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(name 'dhcpd)
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(extensions
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(list (service-extension shepherd-root-service-type dhcpd-shepherd-service)
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(service-extension activation-service-type dhcpd-activation)))))
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(define %ntp-servers
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;; Default set of NTP servers. These URLs are managed by the NTP Pool project.
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;; Within Guix, Leo Famulari <leo@famulari.name> is the administrative contact
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;; for this NTP pool "zone".
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'("0.guix.pool.ntp.org"
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"1.guix.pool.ntp.org"
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"2.guix.pool.ntp.org"
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"3.guix.pool.ntp.org"))
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;;;
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;;; NTP.
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;;;
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;; TODO: Export.
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(define-record-type* <ntp-configuration>
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ntp-configuration make-ntp-configuration
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ntp-configuration?
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(ntp ntp-configuration-ntp
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(default ntp))
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(servers ntp-configuration-servers)
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(allow-large-adjustment? ntp-allow-large-adjustment?
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(default #f)))
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(define ntp-shepherd-service
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(match-lambda
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(($ <ntp-configuration> ntp servers allow-large-adjustment?)
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(let ()
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;; TODO: Add authentication support.
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(define config
|
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(string-append "driftfile /var/run/ntpd/ntp.drift\n"
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(string-join (map (cut string-append "server " <>)
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servers)
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"\n")
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"
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# Disable status queries as a workaround for CVE-2013-5211:
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# <http://support.ntp.org/bin/view/Main/SecurityNotice#DRDoS_Amplification_Attack_using>.
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restrict default kod nomodify notrap nopeer noquery
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restrict -6 default kod nomodify notrap nopeer noquery
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# Yet, allow use of the local 'ntpq'.
|
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restrict 127.0.0.1
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restrict -6 ::1\n"))
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(define ntpd.conf
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(plain-file "ntpd.conf" config))
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|
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(list (shepherd-service
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(provision '(ntpd))
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(documentation "Run the Network Time Protocol (NTP) daemon.")
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(requirement '(user-processes networking))
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(start #~(make-forkexec-constructor
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(list (string-append #$ntp "/bin/ntpd") "-n"
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"-c" #$ntpd.conf "-u" "ntpd"
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#$@(if allow-large-adjustment?
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'("-g")
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'()))))
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(stop #~(make-kill-destructor))))))))
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(define %ntp-accounts
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(list (user-account
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(name "ntpd")
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(group "nogroup")
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(system? #t)
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(comment "NTP daemon user")
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(home-directory "/var/empty")
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(shell (file-append shadow "/sbin/nologin")))))
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||
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||
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(define (ntp-service-activation config)
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"Return the activation gexp for CONFIG."
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(with-imported-modules '((guix build utils))
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#~(begin
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(use-modules (guix build utils))
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(define %user
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(getpw "ntpd"))
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(let ((directory "/var/run/ntpd"))
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(mkdir-p directory)
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(chown directory (passwd:uid %user) (passwd:gid %user))))))
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||
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(define ntp-service-type
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(service-type (name 'ntp)
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(extensions
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||
(list (service-extension shepherd-root-service-type
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ntp-shepherd-service)
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(service-extension account-service-type
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||
(const %ntp-accounts))
|
||
(service-extension activation-service-type
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ntp-service-activation)))
|
||
(description
|
||
"Run the @command{ntpd}, the Network Time Protocol (NTP)
|
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daemon of the @uref{http://www.ntp.org, Network Time Foundation}. The daemon
|
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will keep the system clock synchronized with that of the given servers.")))
|
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||
(define* (ntp-service #:key (ntp ntp)
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(servers %ntp-servers)
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allow-large-adjustment?)
|
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"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)
|
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(allow-large-adjustment?
|
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allow-large-adjustment?))))
|
||
|
||
|
||
;;;
|
||
;;; OpenNTPD.
|
||
;;;
|
||
|
||
(define-record-type* <openntpd-configuration>
|
||
openntpd-configuration make-openntpd-configuration
|
||
openntpd-configuration?
|
||
(openntpd openntpd-configuration-openntpd
|
||
(default openntpd))
|
||
(listen-on openntpd-listen-on
|
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(default '("127.0.0.1"
|
||
"::1")))
|
||
(query-from openntpd-query-from
|
||
(default '()))
|
||
(sensor openntpd-sensor
|
||
(default '()))
|
||
(server openntpd-server
|
||
(default %ntp-servers))
|
||
(servers openntpd-servers
|
||
(default '()))
|
||
(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-shepherd-service config)
|
||
(match-record config <openntpd-configuration>
|
||
(openntpd listen-on query-from sensor server servers constraint-from
|
||
constraints-from allow-large-adjustment?)
|
||
(let ()
|
||
(define config
|
||
(string-join
|
||
(filter-map
|
||
(lambda (field value)
|
||
(string-join
|
||
(map (cut string-append field <> "\n")
|
||
value)))
|
||
'("listen on " "query from " "sensor " "server " "servers "
|
||
"constraint from ")
|
||
(list listen-on query-from sensor server servers constraint-from))
|
||
;; The 'constraints from' field needs to be enclosed in double quotes.
|
||
(string-join
|
||
(map (cut string-append "constraints from \"" <> "\"\n")
|
||
constraints-from))))
|
||
|
||
(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 #$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* (tor-service #:optional
|
||
(config-file (plain-file "empty" ""))
|
||
#:key (tor tor))
|
||
"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-vpn-plugins ;list of <package>
|
||
(default '())))
|
||
|
||
(define %network-manager-activation
|
||
;; Activation gexp for NetworkManager.
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
(mkdir-p "/etc/NetworkManager/system-connections")))
|
||
|
||
(define (vpn-plugin-directory plugins)
|
||
"Return a directory containing PLUGINS, the NM VPN plugins."
|
||
(directory-union "network-manager-vpn-plugins" plugins))
|
||
|
||
(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=" #$vpn
|
||
"/lib/NetworkManager/VPN"))))
|
||
(stop #~(make-kill-destructor))))))))
|
||
|
||
(define network-manager-service-type
|
||
(let
|
||
((config->package
|
||
(match-lambda
|
||
(($ <network-manager-configuration> network-manager)
|
||
(list network-manager)))))
|
||
|
||
(service-type
|
||
(name 'network-manager)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
network-manager-shepherd-service)
|
||
(service-extension dbus-root-service-type config->package)
|
||
(service-extension polkit-service-type config->package)
|
||
(service-extension activation-service-type
|
||
(const %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->package)))
|
||
(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")
|
||
"-n" "-r"
|
||
#$@(if disable-vpn? '("--noplugin=vpn") '()))))
|
||
(stop #~(make-kill-destructor)))))))
|
||
|
||
(define connman-service-type
|
||
(let ((connman-package (compose list connman-configuration-connman)))
|
||
(service-type (name 'connman)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
connman-shepherd-service)
|
||
(service-extension polkit-service-type
|
||
connman-package)
|
||
(service-extension dbus-root-service-type
|
||
connman-package)
|
||
(service-extension activation-service-type
|
||
connman-activation)
|
||
;; Add connman to the system profile.
|
||
(service-extension profile-service-type
|
||
connman-package)))
|
||
(default-value (connman-configuration))
|
||
(description
|
||
"Run @url{https://01.org/connman,Connman},
|
||
a network connection manager."))))
|
||
|
||
|
||
;;;
|
||
;;; Modem manager
|
||
;;;
|
||
|
||
(define modem-manager-service-type
|
||
(let ((config->package
|
||
(match-lambda
|
||
(($ <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."))))
|
||
|
||
|
||
;;;
|
||
;;; WPA supplicant
|
||
;;;
|
||
|
||
|
||
(define (wpa-supplicant-shepherd-service wpa-supplicant)
|
||
"Return a shepherd service for wpa_supplicant"
|
||
(list (shepherd-service
|
||
(documentation "Run WPA supplicant with dbus interface")
|
||
(provision '(wpa-supplicant))
|
||
(requirement '(user-processes dbus-system loopback))
|
||
(start #~(make-forkexec-constructor
|
||
(list (string-append #$wpa-supplicant
|
||
"/sbin/wpa_supplicant")
|
||
"-u" "-B" "-P/var/run/wpa_supplicant.pid")
|
||
#:pid-file "/var/run/wpa_supplicant.pid"))
|
||
(stop #~(make-kill-destructor)))))
|
||
|
||
(define wpa-supplicant-service-type
|
||
(service-type (name 'wpa-supplicant)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
wpa-supplicant-shepherd-service)
|
||
(service-extension dbus-root-service-type list)
|
||
(service-extension profile-service-type list)))
|
||
(default-value wpa-supplicant)))
|
||
|
||
|
||
;;;
|
||
;;; Open vSwitch
|
||
;;;
|
||
|
||
(define-record-type* <openvswitch-configuration>
|
||
openvswitch-configuration make-openvswitch-configuration
|
||
openvswitch-configuration?
|
||
(package openvswitch-configuration-package
|
||
(default openvswitch)))
|
||
|
||
(define openvswitch-activation
|
||
(match-lambda
|
||
(($ <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.")))
|
||
|
||
;;;
|
||
;;; 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))))))
|
||
|
||
;;; networking.scm ends here
|