;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès ;;; Copyright © 2015 Mark H Weaver ;;; Copyright © 2016, 2018 Efraim Flashner ;;; Copyright © 2016 John Darrington ;;; Copyright © 2017 Clément Lassieur ;;; Copyright © 2017 Thomas Danckaert ;;; Copyright © 2017, 2018 Marius Bakke ;;; Copyright © 2018 Tobias Geerinckx-Rice ;;; Copyright © 2018 Chris Marusich ;;; Copyright © 2018 Arun Isaac ;;; Copyright © 2019 Florian Pelz ;;; Copyright © 2019 Maxim Cournoyer ;;; Copyright © 2019 Sou Bunnbu ;;; Copyright © 2019 Alex Griffin ;;; ;;; 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 . (define-module (gnu services networking) #:use-module (gnu services) #:use-module (gnu services base) #:use-module (gnu services configuration) #: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 (srfi srfi-43) #:use-module (ice-9 match) #:use-module (json) #: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-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 yggdrasil-service-type yggdrasil-configuration yggdrasil-configuration? yggdrasil-configuration-package yggdrasil-configuration-auto-conf yggdrasil-configuration-log-level yggdrasil-configuration-log-to)) ;;; 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 make-dhcpd-configuration dhcpd-configuration? (package dhcpd-configuration-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 (($ 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 #$pid-file)) (stop #~(make-kill-destructor))))))) (define dhcpd-activation (match-lambda (($ 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 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 (($ 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 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 make-ntp-configuration ntp-configuration? (ntp ntp-configuration-ntp (default ntp)) (servers %ntp-configuration-servers ;list of 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 records instead.\n") (map (lambda (addr) (ntp-server (type 'server) (address addr) (options '()))) ntp-servers)) ((($ ) ($ ) ...) ntp-servers)))) (define ntp-shepherd-service (lambda (config) (match config (($ 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: # . 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 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 (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 make-inetd-configuration inetd-configuration? (program inetd-configuration-program ;file-like (default (file-append inetutils "/libexec/inetd"))) (entries inetd-configuration-entries ;list of (default '()))) (define-record-type* 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 (($ program ()) '()) ; empty list of entries -> do nothing (($ 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 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 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 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))) '#$(map (match-lambda (($ 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 #$config-file (lambda (input) (dump-port input port))) #t)))))))) (define (tor-shepherd-service config) "Return a running Tor." (match config (($ 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 #$wicd "/sbin/wicd") "--no-daemon"))) (stop #~(make-kill-destructor))))) (define wicd-service-type (service-type (name 'wicd) (extensions (list (service-extension shepherd-root-service-type wicd-shepherd-service) (service-extension dbus-root-service-type list) (service-extension activation-service-type (const %wicd-activation)) ;; Add Wicd to the global profile. (service-extension profile-service-type list))) (description "Run @url{https://launchpad.net/wicd,Wicd}, a network management daemon that aims to simplify wired and wireless networking."))) (define* (wicd-service #:key (wicd wicd)) "Return a service that runs @url{https://launchpad.net/wicd,Wicd}, a network management daemon that aims to simplify wired and wireless networking. This service adds the @var{wicd} package to the global profile, providing several commands to interact with the daemon and configure networking: @command{wicd-client}, a graphical user interface, and the @command{wicd-cli} and @command{wicd-curses} user interfaces." (service wicd-service-type wicd)) ;;; ;;; ModemManager ;;; (define-record-type* modem-manager-configuration make-modem-manager-configuration modem-manager-configuration? (modem-manager modem-manager-configuration-modem-manager (default modem-manager))) ;;; ;;; NetworkManager ;;; (define-record-type* network-manager-configuration make-network-manager-configuration network-manager-configuration? (network-manager network-manager-configuration-network-manager (default network-manager)) (dns network-manager-configuration-dns (default "default")) (vpn-plugins network-manager-configuration-vpn-plugins ;list of (default '()))) (define network-manager-activation ;; Activation gexp for NetworkManager (match-lambda (($ network-manager dns vpn-plugins) #~(begin (use-modules (guix build utils)) (mkdir-p "/etc/NetworkManager/system-connections") #$@(if (equal? dns "dnsmasq") ;; create directory to store dnsmasq lease file '((mkdir-p "/var/lib/misc")) '()))))) (define (vpn-plugin-directory plugins) "Return a directory containing PLUGINS, the NM VPN plugins." (directory-union "network-manager-vpn-plugins" plugins)) (define (network-manager-accounts config) "Return the list of and for CONFIG." (define nologin (file-append shadow "/sbin/nologin")) (define accounts (append-map (lambda (package) (map (lambda (name) (user-account (system? #t) (name name) (group "network-manager") (comment "NetworkManager helper") (home-directory "/var/empty") (create-home-directory? #f) (shell nologin))) (or (assoc-ref (package-properties package) 'user-accounts) '()))) (network-manager-configuration-vpn-plugins config))) (match accounts (() '()) (_ (cons (user-group (name "network-manager") (system? #t)) accounts)))) (define network-manager-environment (match-lambda (($ network-manager 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 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 _ 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 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" #$@(if disable-vpn? '("--noplugin=vpn") '())) ;; As connman(8) notes, when passing '-n', connman ;; "directs log output to the controlling terminal in ;; addition to syslog." Redirect stdout and stderr ;; to avoid spamming the console (XXX: for some reason ;; redirecting to /dev/null doesn't work.) #:log-file "/var/log/connman.log")) (stop #~(make-kill-destructor))))))) (define connman-service-type (let ((connman-package (compose list connman-configuration-connman))) (service-type (name 'connman) (extensions (list (service-extension shepherd-root-service-type connman-shepherd-service) (service-extension polkit-service-type connman-package) (service-extension dbus-root-service-type connman-package) (service-extension activation-service-type connman-activation) ;; Add connman to the system profile. (service-extension profile-service-type connman-package))) (default-value (connman-configuration)) (description "Run @url{https://01.org/connman,Connman}, a network connection manager.")))) ;;; ;;; Modem manager ;;; (define modem-manager-service-type (let ((config->package (match-lambda (($ modem-manager) (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 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 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 #$(usb-modeswitch-sh usb-modeswitch config-file))) (mkdir-p out) (chdir out) (install-file in out) (substitute* "40-usb_modeswitch.rules" (("PROGRAM=\"usb_modeswitch") (string-append "PROGRAM=\"" script "/usb_modeswitch")) (("RUN\\+=\"usb_modeswitch") (string-append "RUN+=\"" script "/usb_modeswitch")))))))))) (define usb-modeswitch-service-type (service-type (name 'usb-modeswitch) (extensions (list (service-extension udev-service-type (lambda (config) (let ((rules (usb-modeswitch-configuration->udev-rules config))) (list rules)))))) (default-value (usb-modeswitch-configuration)) (description "Run @uref{http://www.draisberghof.de/usb_modeswitch/, USB_ModeSwitch}, a mode switching tool for controlling USB devices with multiple @dfn{modes}. When plugged in for the first time many USB devices (primarily high-speed WAN modems) act like a flash storage containing installers for Windows drivers. USB_ModeSwitch replays the sequence the Windows drivers would send to switch their mode from storage to modem (or whatever the thing is supposed to do)."))) ;;; ;;; WPA supplicant ;;; (define-record-type* wpa-supplicant-configuration make-wpa-supplicant-configuration wpa-supplicant-configuration? (wpa-supplicant wpa-supplicant-configuration-wpa-supplicant ; (default wpa-supplicant)) (pid-file wpa-supplicant-configuration-pid-file ;string (default "/var/run/wpa_supplicant.pid")) (dbus? wpa-supplicant-configuration-dbus? ;Boolean (default #t)) (interface wpa-supplicant-configuration-interface ;#f | string (default #f)) (config-file wpa-supplicant-configuration-config-file ;#f | (default #f)) (extra-options wpa-supplicant-configuration-extra-options ;list of strings (default '()))) (define wpa-supplicant-shepherd-service (match-lambda (($ wpa-supplicant pid-file dbus? interface config-file extra-options) (list (shepherd-service (documentation "Run the WPA supplicant daemon") (provision '(wpa-supplicant)) (requirement '(user-processes dbus-system loopback syslogd)) (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) (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 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 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 ." (match-record config (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 , as well as services to set up WiFi hardware simulation." (append (hostapd-shepherd-services config #:requirement '(unblocked-wifi mac-simulation-module)) (list (shepherd-service (provision '(unblocked-wifi)) (requirement '(file-systems mac-simulation-module)) (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)) (shepherd-service (provision '(mac-simulation-module)) (requirement '(file-systems)) (modules '((guix build utils))) (documentation "Load the mac80211_hwsim Linux kernel module.") (start (with-imported-modules '((guix build utils)) #~(lambda _ ;; XXX: We can't use 'load-linux-module*' here because it ;; expects a flat module directory. (setenv "LINUX_MODULE_DIRECTORY" "/run/booted-system/kernel/lib/modules") (invoke #$(file-append kmod "/bin/modprobe") "mac80211_hwsim")))) (one-shot? #t))))) (define simulated-wifi-service-type (service-type (name 'simulated-wifi) (extensions (list (service-extension shepherd-root-service-type simulated-wifi-shepherd-services))) (default-value (hostapd-configuration (interface "wlan1") (ssid "Test Network"))) (description "Run hostapd to simulate WiFi connectivity."))) ;;; ;;; Open vSwitch ;;; (define-record-type* openvswitch-configuration make-openvswitch-configuration openvswitch-configuration? (package openvswitch-configuration-package (default openvswitch))) (define openvswitch-activation (match-lambda (($ 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* #$ovsdb-tool "create" conf.db))))))))) (define openvswitch-shepherd-service (match-lambda (($ 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 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 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 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 (($ 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 #$nft "flush" "ruleset")))))))) (define nftables-service-type (service-type (name 'nftables) (description "Run @command{nft}, setting up the specified ruleset.") (extensions (list (service-extension shepherd-root-service-type (compose list nftables-shepherd-service)) (service-extension profile-service-type (compose list nftables-configuration-package)))) (default-value (nftables-configuration)))) ;;; ;;; PageKite ;;; (define-record-type* pagekite-configuration make-pagekite-configuration pagekite-configuration? (package pagekite-configuration-package (default pagekite)) (kitename pagekite-configuration-kitename (default #f)) (kitesecret pagekite-configuration-kitesecret (default #f)) (frontend pagekite-configuration-frontend (default #f)) (kites pagekite-configuration-kites (default '("http:@kitename:localhost:80:@kitesecret"))) (extra-file pagekite-configuration-extra-file (default #f))) (define (pagekite-configuration-file config) (match-record config (package kitename kitesecret frontend kites extra-file) (mixed-text-file "pagekite.rc" (if extra-file (string-append "optfile = " extra-file "\n") "") (if kitename (string-append "kitename = " kitename "\n") "") (if kitesecret (string-append "kitesecret = " kitesecret "\n") "") (if frontend (string-append "frontend = " frontend "\n") "defaults\n") (string-join (map (lambda (kite) (string-append "service_on = " kite)) kites) "\n" 'suffix)))) (define (pagekite-shepherd-service config) (match-record config (package kitename kitesecret frontend kites extra-file) (with-imported-modules (source-module-closure '((gnu build shepherd) (gnu system file-systems))) (shepherd-service (documentation "Run the PageKite service.") (provision '(pagekite)) (requirement '(networking)) (modules '((gnu build shepherd) (gnu system file-systems))) (start #~(make-forkexec-constructor/container (list #$(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 #$extra-file) (target source))) #~'()))) ;; SIGTERM doesn't always work for some reason. (stop #~(make-kill-destructor SIGINT)))))) (define %pagekite-accounts (list (user-group (name "pagekite") (system? #t)) (user-account (name "pagekite") (group "pagekite") (system? #t) (comment "PageKite user") (home-directory "/var/empty") (shell (file-append shadow "/sbin/nologin"))))) (define pagekite-service-type (service-type (name 'pagekite) (default-value (pagekite-configuration)) (extensions (list (service-extension shepherd-root-service-type (compose list pagekite-shepherd-service)) (service-extension account-service-type (const %pagekite-accounts)))) (description "Run @url{https://pagekite.net/,PageKite}, a tunneling solution to make local servers publicly accessible on the web, even behind NATs and firewalls."))) ;;; ;;; Yggdrasil ;;; (define-record-type* yggdrasil-configuration make-yggdrasil-configuration yggdrasil-configuration? (package yggdrasil-configuration-package (default yggdrasil)) (json-config yggdrasil-configuration-json-config (default '())) (config-file yggdrasil-config-file (default "/etc/yggdrasil-private.conf")) (autoconf? yggdrasil-configuration-autoconf? (default #f)) (log-level yggdrasil-configuration-log-level (default 'info)) (log-to yggdrasil-configuration-log-to (default 'stdout))) (define (yggdrasil-configuration-file config) (define (scm->yggdrasil-json x) (define key-value? dotted-list?) (define (param->camel str) (string-concatenate (map string-capitalize (string-split str (cut eqv? <> #\-))))) (cond ((key-value? x) (let ((k (car x)) (v (cdr x))) (cons (if (symbol? k) (param->camel (symbol->string k)) k) v))) ((list? x) (map scm->yggdrasil-json x)) ((vector? x) (vector-map scm->yggdrasil-json x)) (else x))) (computed-file "yggdrasil.conf" #~(call-with-output-file #$output (lambda (port) ;; it's HJSON, so comments are a-okay (display "# Generated by yggdrasil-service\n" port) (display #$(scm->json-string (scm->yggdrasil-json (yggdrasil-configuration-json-config config))) port))))) (define (yggdrasil-shepherd-service config) "Return a for yggdrasil with CONFIG." (define yggdrasil-command #~(append (list (string-append #$(yggdrasil-configuration-package config) "/bin/yggdrasil") "-useconffile" #$(yggdrasil-configuration-file config)) (if #$(yggdrasil-configuration-autoconf? config) '("-autoconf") '()) (let ((extraconf #$(yggdrasil-config-file config))) (if extraconf (list "-extraconffile" extraconf) '())) (list "-loglevel" #$(symbol->string (yggdrasil-configuration-log-level config)) "-logto" #$(symbol->string (yggdrasil-configuration-log-to config))))) (list (shepherd-service (documentation "Connect to the Yggdrasil mesh network") (provision '(yggdrasil)) (requirement '(networking)) (start #~(make-forkexec-constructor #$yggdrasil-command #:log-file "/var/log/yggdrasil.log")) (stop #~(make-kill-destructor))))) ;; TODO: somehow chown the socket. might be better to fix upstream? (define %yggdrasil-accounts (list (user-group (name "yggdrasil") (system? #t)))) (define yggdrasil-service-type (service-type (name 'yggdrasil) (description "Connect to the Yggdrasil mesh network. See yggdrasil -genconf for config options.") (extensions (list (service-extension shepherd-root-service-type yggdrasil-shepherd-service) (service-extension account-service-type (const %yggdrasil-accounts)))))) ;;; networking.scm ends here