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authorLudovic Courtès <ludo@gnu.org>2020-04-19 18:01:13 +0200
committerLudovic Courtès <ludo@gnu.org>2020-04-19 23:50:17 +0200
commita03943ec0024f22e2b7d6358dea9989c9eb06499 (patch)
tree72c7b03d90b80115b7a2fb389c05fd879b18332b
parent4313e6ec552a83082410a7f32660b84f7fc19554 (diff)
downloadpatches-a03943ec0024f22e2b7d6358dea9989c9eb06499.tar
patches-a03943ec0024f22e2b7d6358dea9989c9eb06499.tar.gz
services: Add 'hostapd-service-type'.
* gnu/services/networking.scm (<hostapd-configuration>): New record type. (hostapd-configuration-file, hostapd-shepherd-services): New procedures. (hostapd-service-type): New variable. * doc/guix.texi (Networking Services): Document it.
-rw-r--r--doc/guix.texi51
-rw-r--r--gnu/services/networking.scm71
2 files changed, 122 insertions, 0 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 0b8460a6fe..3e6746b59d 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -13633,6 +13633,57 @@ List of additional command-line arguments to pass to the daemon.
@end table
@end deftp
+@cindex hostapd service, for Wi-Fi access points
+@cindex Wi-Fi access points, hostapd service
+@defvr {Scheme Variable} hostapd-service-type
+This is the service type to run the @uref{https://w1.fi/hostapd/,
+hostapd} daemon to set up WiFi (IEEE 802.11) access points and
+authentication servers. Its associated value must be a
+@code{hostapd-configuration} as shown below:
+
+@lisp
+;; Use wlan1 to run the access point for "My Network".
+(service hostapd-service-type
+ (hostapd-configuration
+ (interface "wlan1")
+ (ssid "My Network")
+ (channel 12)))
+@end lisp
+@end defvr
+
+@deftp {Data Type} hostapd-configuration
+This data type represents the configuration of the hostapd service, with
+the following fields:
+
+@table @asis
+@item @code{package} (default: @code{hostapd})
+The hostapd package to use.
+
+@item @code{interface} (default: @code{"wlan0"})
+The network interface to run the WiFi access point.
+
+@item @code{ssid}
+The SSID (@dfn{service set identifier}), a string that identifies this
+network.
+
+@item @code{broadcast-ssid?} (default: @code{#t})
+Whether to broadcast this SSID.
+
+@item @code{channel} (default: @code{1})
+The WiFi channel to use.
+
+@item @code{driver} (default: @code{"nl80211"})
+The driver interface type. @code{"nl80211"} is used with all Linux
+mac80211 drivers. Use @code{"none"} if building hostapd as a standalone
+RADIUS server that does # not control any wireless/wired driver.
+
+@item @code{extra-settings} (default: @code{""})
+Extra settings to append as-is to the hostapd configuration file. See
+@uref{https://w1.fi/cgit/hostap/plain/hostapd/hostapd.conf} for the
+configuration file reference.
+@end table
+@end deftp
+
@cindex iptables
@defvr {Scheme Variable} iptables-service-type
This is the service type to set up an iptables configuration. iptables is a
diff --git a/gnu/services/networking.scm b/gnu/services/networking.scm
index 618dd95969..30e1173f2b 100644
--- a/gnu/services/networking.scm
+++ b/gnu/services/networking.scm
@@ -32,6 +32,7 @@
(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)
@@ -140,6 +141,16 @@
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
+
openvswitch-service-type
openvswitch-configuration
@@ -1360,6 +1371,66 @@ implements authentication, key negotiation and more for wireless networks.")
;;;
+;;; Hostapd.
+;;;
+
+(define-record-type* <hostapd-configuration>
+ hostapd-configuration make-hostapd-configuration
+ hostapd-configuration?
+ (package hostapd-configuration-package
+ (default hostapd))
+ (interface hostapd-configuration-interface ;string
+ (default "wlan0"))
+ (ssid hostapd-configuration-ssid) ;string
+ (broadcast-ssid? hostapd-configuration-broadcast-ssid? ;Boolean
+ (default #t))
+ (channel hostapd-configuration-channel ;integer
+ (default 1))
+ (driver hostapd-configuration-driver ;string
+ (default "nl80211"))
+ ;; See <https://w1.fi/cgit/hostap/plain/hostapd/hostapd.conf> for a list of
+ ;; additional options we could add.
+ (extra-settings hostapd-configuration-extra-settings ;string
+ (default "")))
+
+(define (hostapd-configuration-file config)
+ "Return the configuration file for CONFIG, a <hostapd-configuration>."
+ (match-record config <hostapd-configuration>
+ (interface ssid broadcast-ssid? channel driver extra-settings)
+ (plain-file "hostapd.conf"
+ (string-append "\
+# Generated from your Guix configuration.
+
+interface=" interface "
+ssid=" ssid "
+ignore_broadcast_ssid=" (if broadcast-ssid? "0" "1") "
+channel=" (number->string channel) "\n"
+extra-settings "\n"))))
+
+(define* (hostapd-shepherd-services config #:key (requirement '()))
+ "Return Shepherd services for hostapd."
+ (list (shepherd-service
+ (provision '(hostapd))
+ (requirement `(user-processes ,@requirement))
+ (documentation "Run the hostapd WiFi access point daemon.")
+ (start #~(make-forkexec-constructor
+ (list #$(file-append hostapd "/sbin/hostapd")
+ #$(hostapd-configuration-file config))
+ #:log-file "/var/log/hostapd.log"))
+ (stop #~(make-kill-destructor)))))
+
+(define hostapd-service-type
+ (service-type
+ (name 'hostapd)
+ (extensions
+ (list (service-extension shepherd-root-service-type
+ hostapd-shepherd-services)))
+ (description
+ "Run the @uref{https://w1.fi/hostapd/, hostapd} daemon for Wi-Fi access
+points and authentication servers.")))
+
+
+;;;
;;; Open vSwitch
;;;