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authorOleg Pykhalov <go.wigust@gmail.com>2021-01-01 13:02:11 +0300
committerOleg Pykhalov <go.wigust@gmail.com>2021-01-12 14:40:36 +0300
commit4e511fcfce2c005c615df673836c553f96550b35 (patch)
treee2890bffd0044ed909f44524764538b263b5145c
parent79ba12a1dbb3e40b623dd0945a277f8720d9780a (diff)
downloadguix-4e511fcfce2c005c615df673836c553f96550b35.tar
guix-4e511fcfce2c005c615df673836c553f96550b35.tar.gz
services: Add keepalived service.
* gnu/services/networking.scm (<keepalived-configuration>): New record. (keepalived-shepherd-service): New procedure. (keepalived-service-type): New variable. * doc/guix.texi (Networking Services): Document this.
-rw-r--r--doc/guix.texi54
-rw-r--r--gnu/services/networking.scm47
2 files changed, 99 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index c752815975..93c980c196 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -55,7 +55,7 @@ Copyright @copyright{} 2017 Andy Wingo@*
Copyright @copyright{} 2017, 2018, 2019, 2020 Arun Isaac@*
Copyright @copyright{} 2017 nee@*
Copyright @copyright{} 2018 Rutger Helling@*
-Copyright @copyright{} 2018 Oleg Pykhalov@*
+Copyright @copyright{} 2018, 2021 Oleg Pykhalov@*
Copyright @copyright{} 2018 Mike Gerwitz@*
Copyright @copyright{} 2018 Pierre-Antoine Rouby@*
Copyright @copyright{} 2018, 2019 Gábor Boskovits@*
@@ -17207,6 +17207,58 @@ address, delete everything except these options:
@end table
@end deftp
+@cindex keepalived
+@deffn {Scheme Variable} keepalived-service-type
+This is the type for the @uref{https://www.keepalived.org/, Keepalived}
+routing software, @command{keepalived}. Its value must be an
+@code{keepalived-configuration} record as in this example for master
+machine:
+
+@lisp
+(service keepalived-service-type
+ (keepalived-configuration
+ (config-file (local-file "keepalived-master.conf"))))
+@end lisp
+
+where @file{keepalived-master.conf}:
+
+@example
+vrrp_instance my-group @{
+ state MASTER
+ interface enp9s0
+ virtual_router_id 100
+ priority 100
+ unicast_peer @{ 10.0.0.2 @}
+ virtual_ipaddress @{
+ 10.0.0.4/24
+ @}
+@}
+@end example
+
+and for backup machine:
+
+@lisp
+(service keepalived-service-type
+ (keepalived-configuration
+ (config-file (local-file "keepalived-backup.conf"))))
+@end lisp
+
+where @file{keepalived-backup.conf}:
+
+@example
+vrrp_instance my-group @{
+ state BACKUP
+ interface enp9s0
+ virtual_router_id 100
+ priority 99
+ unicast_peer @{ 10.0.0.3 @}
+ virtual_ipaddress @{
+ 10.0.0.4/24
+ @}
+@}
+@end example
+@end deffn
+
@node Unattended Upgrades
@subsection Unattended Upgrades
diff --git a/gnu/services/networking.scm b/gnu/services/networking.scm
index 9ec0f6a9ca..44754781c1 100644
--- a/gnu/services/networking.scm
+++ b/gnu/services/networking.scm
@@ -14,6 +14,7 @@
;;; Copyright © 2019 Sou Bunnbu <iyzsong@member.fsf.org>
;;; Copyright © 2019 Alex Griffin <a@ajgrf.com>
;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
+;;; Copyright © 2021 Oleg Pykhalov <go.wigust@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -42,6 +43,7 @@
#:use-module (gnu packages admin)
#:use-module (gnu packages base)
#:use-module (gnu packages bash)
+ #:use-module (gnu packages cluster)
#:use-module (gnu packages connman)
#:use-module (gnu packages freedesktop)
#:use-module (gnu packages linux)
@@ -192,7 +194,11 @@
yggdrasil-configuration-log-level
yggdrasil-configuration-log-to
yggdrasil-configuration-json-config
- yggdrasil-configuration-package))
+ yggdrasil-configuration-package
+
+ keepalived-configuration
+ keepalived-configuration?
+ keepalived-service-type))
;;; Commentary:
;;;
@@ -1865,4 +1871,43 @@ See yggdrasil -genconf for config options.")
(service-extension profile-service-type
(compose list yggdrasil-configuration-package))))))
+
+;;;
+;;; Keepalived
+;;;
+
+(define-record-type* <keepalived-configuration>
+ keepalived-configuration make-keepalived-configuration
+ keepalived-configuration?
+ (keepalived keepalived-configuration-keepalived ;<package>
+ (default keepalived))
+ (config-file keepalived-configuration-config-file ;file-like
+ (default #f)))
+
+(define keepalived-shepherd-service
+ (match-lambda
+ (($ <keepalived-configuration> keepalived config-file)
+ (list
+ (shepherd-service
+ (provision '(keepalived))
+ (documentation "Run keepalived.")
+ (requirement '(loopback))
+ (start #~(make-forkexec-constructor
+ (list (string-append #$keepalived "/sbin/keepalived")
+ "--dont-fork" "--log-console" "--log-detail"
+ "--pid=/var/run/keepalived.pid"
+ (string-append "--use-file=" #$config-file))
+ #:pid-file "/var/run/keepalived.pid"
+ #:log-file "/var/log/keepalived.log"))
+ (respawn? #f)
+ (stop #~(make-kill-destructor)))))))
+
+(define keepalived-service-type
+ (service-type (name 'keepalived)
+ (extensions (list (service-extension shepherd-root-service-type
+ keepalived-shepherd-service)))
+ (description
+ "Run @uref{https://www.keepalived.org/, Keepalived}
+routing software.")))
+
;;; networking.scm ends here