From 98ab323a246df47610652eca81494c777b50c251 Mon Sep 17 00:00:00 2001 From: Christopher Baines Date: Thu, 17 Sep 2020 18:49:45 +0100 Subject: services: guix: Add guix-build-coordinator-agent-service-type. * gnu/services/guix.scm (): New record type. (guix-build-coordinator-agent-configuration, guix-build-coordinator-agent-configuration?, guix-build-coordinator-agent-configuration-package, guix-build-coordinator-agent-configuration-user, guix-build-coordinator-agent-configuration-coordinator, guix-build-coordinator-agent-configuration-uuid), guix-build-coordinator-agent-configuration-password, guix-build-coordinator-agent-configuration-password-file, guix-build-coordinator-agent-configuration-systems, guix-build-coordinator-agent-configuration-max-parallel-builds, guix-build-coordinator-agent-configuration-derivation-substitute-urls, guix-build-coordinator-agent-configuration-non-derivation-substitute-urls, guix-build-coordinator-agent-shepherd-services, guix-build-coordinator-agent-activation, guix-build-coordinator-agent-account): New procedures. (guix-build-coordinator-agent-service-type): New variable. * doc/guix.texi (Guix Services): Document it. --- gnu/services/guix.scm | 121 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) (limited to 'gnu') diff --git a/gnu/services/guix.scm b/gnu/services/guix.scm index 1bacd61190..e4f5cf57b9 100644 --- a/gnu/services/guix.scm +++ b/gnu/services/guix.scm @@ -50,6 +50,21 @@ guix-build-coordinator-service-type + guix-build-coordinator-agent-configuration + guix-build-coordinator-agent-configuration? + guix-build-coordinator-agent-configuration-package + guix-build-coordinator-agent-configuration-user + guix-build-coordinator-agent-configuration-coordinator + guix-build-coordinator-agent-configuration-uuid + guix-build-coordinator-agent-configuration-password + guix-build-coordinator-agent-configuration-password-file + guix-build-coordinator-agent-configuration-systems + guix-build-coordinator-agent-configuration-max-parallel-builds + guix-build-coordinator-agent-configuration-derivation-substitute-urls + guix-build-coordinator-agent-configuration-non-derivation-substitute-urls + + guix-build-coordinator-agent-service-type + guix-data-service-configuration guix-data-service-configuration? @@ -95,6 +110,33 @@ (guile guix-build-coordinator-configuration-guile (default guile-3.0-latest))) +(define-record-type* + guix-build-coordinator-agent-configuration + make-guix-build-coordinator-agent-configuration + guix-build-coordinator-agent-configuration? + (package guix-build-coordinator-agent-configuration-package + (default guix-build-coordinator)) + (user guix-build-coordinator-agent-configuration-user + (default "guix-build-coordinator-agent")) + (coordinator guix-build-coordinator-agent-configuration-coordinator + (default "http://localhost:8745")) + (uuid guix-build-coordinator-agent-configuration-uuid) + (password guix-build-coordinator-agent-configuration-password + (default #f)) + (password-file guix-build-coordinator-agent-configuration-password-file + (default #f)) + (systems guix-build-coordinator-agent-configuration-systems + (default #f)) + (max-parallel-builds + guix-build-coordinator-agent-configuration-max-parallel-builds + (default 1)) + (derivation-substitute-urls + guix-build-coordinator-agent-configuration-derivation-substitute-urls + (default #f)) + (non-derivation-substitute-urls + guix-build-coordinator-agent-configuration-non-derivation-substitute-urls + (default #f))) + (define* (make-guix-build-coordinator-start-script database-uri-string allocation-strategy pid-file @@ -239,6 +281,85 @@ (description "Run an instance of the Guix Build Coordinator."))) +(define (guix-build-coordinator-agent-shepherd-services config) + (match-record config + (package user coordinator uuid password password-file max-parallel-builds + derivation-substitute-urls non-derivation-substitute-urls + systems) + (list + (shepherd-service + (documentation "Guix Build Coordinator Agent") + (provision '(guix-build-coordinator-agent)) + (requirement '(networking)) + (start #~(make-forkexec-constructor + (list #$(file-append package "/bin/guix-build-coordinator-agent") + #$(string-append "--coordinator=" coordinator) + #$(string-append "--uuid=" uuid) + #$@(if password + #~(#$(string-append "--password=" password)) + #~()) + #$@(if password-file + #~(#$(string-append "--password-file=" password-file)) + #~()) + #$(simple-format #f "--max-parallel-builds=~A" + max-parallel-builds) + #$@(if derivation-substitute-urls + #~(#$(string-append + "--derivation-substitute-urls=" + (string-join derivation-substitute-urls " "))) + #~()) + #$@(if non-derivation-substitute-urls + #~(#$(string-append + "--non-derivation-substitute-urls=" + (string-join derivation-substitute-urls " "))) + #~()) + #$@(map (lambda (system) + (string-append "--system=" system)) + (or systems '()))) + #:user #$user + #:pid-file "/var/run/guix-build-coordinator-agent/pid" + #:environment-variables + `(,(string-append + "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale") + "LC_ALL=en_US.utf8") + #:log-file "/var/log/guix-build-coordinator/agent.log")) + (stop #~(make-kill-destructor)))))) + +(define (guix-build-coordinator-agent-activation config) + #~(begin + (use-modules (guix build utils)) + + (mkdir-p "/var/log/guix-build-coordinator") + + ;; Allow writing the PID file + (mkdir-p "/var/run/guix-build-coordinator-agent") + (chown "/var/run/guix-build-coordinator-agent" + (passwd:uid %user) + (passwd:gid %user)))) + +(define (guix-build-coordinator-agent-account config) + (list (user-account + (name (guix-build-coordinator-agent-configuration-user config)) + (group "nogroup") + (system? #t) + (comment "Guix Build Coordinator agent user") + (home-directory "/var/empty") + (shell (file-append shadow "/sbin/nologin"))))) + +(define guix-build-coordinator-agent-service-type + (service-type + (name 'guix-build-coordinator-agent) + (extensions + (list + (service-extension shepherd-root-service-type + guix-build-coordinator-agent-shepherd-services) + (service-extension activation-service-type + guix-build-coordinator-agent-activation) + (service-extension account-service-type + guix-build-coordinator-agent-account))) + (description + "Run a Guix Build Coordinator agent."))) + ;;; ;;; Guix Data Service -- cgit v1.2.3