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services: openntpd: Remove useless let. 

* gnu/services/networking.scm (openntpd-shepherd-service): Remove useless let.
This commit is contained in:
Maxim Cournoyer 2019-09-06 21:12:26 +09:00
parent f92cf9d356
commit afd39a76e2
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1 changed files with 32 additions and 32 deletions
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gnu/services/networking.scm
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@ -508,41 +508,41 @@ make an initial adjustment of more than 1,000 seconds."
(match-record config <openntpd-configuration> (match-record config <openntpd-configuration>
(openntpd listen-on query-from sensor server servers constraint-from (openntpd listen-on query-from sensor server servers constraint-from
constraints-from allow-large-adjustment?) constraints-from allow-large-adjustment?)
(let ()
(define config (define config
(string-join (string-join
(filter-map (filter-map
(lambda (field value) (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 (string-join
(map (cut string-append "constraints from \"" <> "\"\n") (map (cut string-append field <> "\n")
constraints-from)))) 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 (define ntpd.conf
(plain-file "ntpd.conf" config)) (plain-file "ntpd.conf" config))
(list (shepherd-service (list (shepherd-service
(provision '(ntpd)) (provision '(ntpd))
(documentation "Run the Network Time Protocol (NTP) daemon.") (documentation "Run the Network Time Protocol (NTP) daemon.")
(requirement '(user-processes networking)) (requirement '(user-processes networking))
(start #~(make-forkexec-constructor (start #~(make-forkexec-constructor
(list (string-append #$openntpd "/sbin/ntpd") (list (string-append #$openntpd "/sbin/ntpd")
"-f" #$ntpd.conf "-f" #$ntpd.conf
"-d" ;; don't daemonize "-d" ;; don't daemonize
#$@(if allow-large-adjustment? #$@(if allow-large-adjustment?
'("-s") '("-s")
'())) '()))
;; When ntpd is daemonized it repeatedly tries to respawn ;; When ntpd is daemonized it repeatedly tries to respawn
;; while running, leading shepherd to disable it. To ;; while running, leading shepherd to disable it. To
;; prevent spamming stderr, redirect output to logfile. ;; prevent spamming stderr, redirect output to logfile.
#:log-file "/var/log/ntpd")) #:log-file "/var/log/ntpd"))
(stop #~(make-kill-destructor))))))) (stop #~(make-kill-destructor))))))
(define (openntpd-service-activation config) (define (openntpd-service-activation config)
"Return the activation gexp for CONFIG." "Return the activation gexp for CONFIG."