435 lines
20 KiB
Scheme
435 lines
20 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
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;;; Copyright © 2016-2024 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2017, 2020 Mathieu Othacehe <m.othacehe@gmail.com>
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;;; Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
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;;; Copyright © 2018, 2019 Ricardo Wurmus <rekado@elephly.net>
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;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify
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;;; it under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation, either version 3 of the License, or
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;;; (at your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful,
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;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services cuirass)
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#:use-module (guix channels)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:use-module (guix store)
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#:use-module (guix utils)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages ci)
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#:use-module (gnu packages databases)
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#:use-module (gnu packages version-control)
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#:use-module (gnu services)
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#:use-module (gnu services base)
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#:use-module (gnu services databases)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services admin)
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#:use-module (gnu system shadow)
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#:use-module (srfi srfi-1)
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#:use-module (ice-9 match)
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#:export (cuirass-remote-server-configuration
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cuirass-remote-server-configuration?
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cuirass-configuration
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cuirass-configuration?
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cuirass-service-type
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cuirass-remote-worker-configuration
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cuirass-remote-worker-configuration?
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cuirass-remote-worker-service-type))
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;;;; Commentary:
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;;;
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;;; This module implements a service that to run instances of Cuirass, a
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;;; continuous integration tool.
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;;;
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;;;; Code:
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(define %cuirass-default-database
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"dbname=cuirass")
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(define-record-type* <cuirass-remote-server-configuration>
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cuirass-remote-server-configuration make-cuirass-remote-server-configuration
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cuirass-remote-server-configuration?
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(backend-port cuirass-remote-server-configuration-backend-port ;int
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(default 5555))
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(log-port cuirass-remote-server-configuration-log-port ;int
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(default 5556))
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(publish-port cuirass-remote-server-configuration-publish-port ;int
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(default 5557))
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(log-file cuirass-remote-server-log-file ;string
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(default "/var/log/cuirass-remote-server.log"))
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(cache cuirass-remote-server-configuration-cache ;string
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(default "/var/cache/cuirass/remote/"))
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(log-expiry cuirass-remote-server-configuration-log-expiry
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(default (* 6 30 24 3600))) ;6 months
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(publish? cuirass-remote-server-configuration-publish? ;boolean
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(default #t))
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(trigger-url cuirass-remote-server-trigger-url ;string
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(default #f))
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(public-key cuirass-remote-server-configuration-public-key ;string
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(default #f))
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(private-key cuirass-remote-server-configuration-private-key ;string
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(default #f)))
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(define-record-type* <cuirass-configuration>
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cuirass-configuration make-cuirass-configuration
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cuirass-configuration?
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(cuirass cuirass-configuration-cuirass ;file-like
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(default cuirass))
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(log-file cuirass-configuration-log-file ;string
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(default "/var/log/cuirass.log"))
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(web-log-file cuirass-configuration-web-log-file ;string
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(default "/var/log/cuirass-web.log"))
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(cache-directory cuirass-configuration-cache-directory ;string (dir-name)
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(default "/var/cache/cuirass"))
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(user cuirass-configuration-user ;string
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(default "cuirass"))
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(group cuirass-configuration-group ;string
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(default "cuirass"))
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(interval cuirass-configuration-interval ;integer (seconds)
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(default 60))
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(parameters cuirass-configuration-parameters ;string
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(default #f))
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(remote-server cuirass-configuration-remote-server
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(default #f))
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(database cuirass-configuration-database ;string
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(default %cuirass-default-database))
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(port cuirass-configuration-port ;integer (port)
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(default 8081))
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(host cuirass-configuration-host ;string
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(default "localhost"))
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(specifications cuirass-configuration-specifications)
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;gexp that evaluates to specification-alist
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(use-substitutes? cuirass-configuration-use-substitutes? ;boolean
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(default #f))
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(one-shot? cuirass-configuration-one-shot? ;boolean
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(default #f))
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(fallback? cuirass-configuration-fallback? ;boolean
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(default #f))
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(extra-options cuirass-configuration-extra-options
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(default '())))
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(define (cuirass-shepherd-service config)
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"Return a <shepherd-service> for the Cuirass service with CONFIG."
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(let ((cuirass (cuirass-configuration-cuirass config))
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(cache-directory (cuirass-configuration-cache-directory config))
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(web-log-file (cuirass-configuration-web-log-file config))
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(main-log-file (cuirass-configuration-log-file config))
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(user (cuirass-configuration-user config))
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(group (cuirass-configuration-group config))
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(interval (cuirass-configuration-interval config))
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(parameters (cuirass-configuration-parameters config))
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(remote-server (cuirass-configuration-remote-server config))
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(database (cuirass-configuration-database config))
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(port (cuirass-configuration-port config))
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(host (cuirass-configuration-host config))
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(config-file (scheme-file
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"cuirass-specs.scm"
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(cuirass-configuration-specifications config)))
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(use-substitutes? (cuirass-configuration-use-substitutes? config))
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(one-shot? (cuirass-configuration-one-shot? config))
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(fallback? (cuirass-configuration-fallback? config))
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(extra-options (cuirass-configuration-extra-options config)))
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`(,(shepherd-service
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(documentation "Run Cuirass.")
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(provision '(cuirass))
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(requirement '(user-processes
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guix-daemon
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postgres postgres-roles networking))
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(start #~(make-forkexec-constructor
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(list (string-append #$cuirass "/bin/cuirass")
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"register"
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"--cache-directory" #$cache-directory
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"--specifications" #$config-file
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"--database" #$database
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"--interval" #$(number->string interval)
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#$@(if parameters
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(list (string-append
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"--parameters="
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parameters))
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'())
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#$@(if remote-server '("--build-remote") '())
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#$@(if use-substitutes? '("--use-substitutes") '())
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#$@(if one-shot? '("--one-shot") '())
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#$@(if fallback? '("--fallback") '())
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#$@extra-options)
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#:environment-variables
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(list "GIT_SSL_CAINFO=/etc/ssl/certs/ca-certificates.crt"
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(string-append "GIT_EXEC_PATH=" #$git
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"/libexec/git-core"))
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#:user #$user
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#:group #$group
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#:log-file #$main-log-file))
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(stop #~(make-kill-destructor))
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(actions (list (shepherd-configuration-action config-file))))
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,(shepherd-service
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(documentation "Run Cuirass web interface.")
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(provision '(cuirass-web))
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(requirement '(user-processes cuirass))
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(start #~(make-forkexec-constructor
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(list (string-append #$cuirass "/bin/cuirass")
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"web"
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"--database" #$database
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"--listen" #$host
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"--port" #$(number->string port)
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#$@(if parameters
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(list (string-append
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"--parameters="
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parameters))
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'())
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#$@extra-options)
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#:user #$user
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#:group #$group
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#:log-file #$web-log-file))
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(stop #~(make-kill-destructor)))
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,@(if remote-server
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(match-record remote-server <cuirass-remote-server-configuration>
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(backend-port publish-port log-file log-expiry cache publish?
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trigger-url public-key private-key)
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(list
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(shepherd-service
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(documentation "Run Cuirass remote build server.")
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(provision '(cuirass-remote-server))
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(requirement '(user-processes avahi-daemon cuirass))
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(start #~(make-forkexec-constructor
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(list (string-append #$cuirass "/bin/cuirass")
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"remote-server"
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(string-append "--database=" #$database)
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(string-append "--cache=" #$cache)
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(string-append "--user=" #$user)
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(string-append "--log-expiry="
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#$(number->string log-expiry)
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"s")
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#$@(if backend-port
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(list (string-append
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"--backend-port="
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(number->string backend-port)))
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'())
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#$@(if publish-port
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(list (string-append
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"--publish-port="
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(number->string publish-port)))
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'())
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#$@(if parameters
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(list (string-append
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"--parameters="
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parameters))
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'())
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#$@(if trigger-url
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(list
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(string-append
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"--trigger-substitute-url="
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trigger-url))
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'())
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#$@(if publish?
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'()
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(list "--no-publish"))
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#$@(if public-key
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(list
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(string-append "--public-key="
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public-key))
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'())
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#$@(if private-key
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(list
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(string-append "--private-key="
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private-key))
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'()))
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#:log-file #$log-file))
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(stop #~(make-kill-destructor)))))
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'()))))
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(define (cuirass-account config)
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"Return the user accounts and user groups for CONFIG."
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(let ((cuirass-user (cuirass-configuration-user config))
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(cuirass-group (cuirass-configuration-group config)))
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(list (user-group
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(name cuirass-group)
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(system? #t))
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(user-account
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(name cuirass-user)
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(group cuirass-group)
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(system? #t)
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(comment "Cuirass privilege separation user")
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(home-directory (string-append "/var/lib/" cuirass-user))
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(shell (file-append shadow "/sbin/nologin"))))))
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(define (cuirass-postgresql-role config)
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(let ((user (cuirass-configuration-user config)))
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(list (postgresql-role
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(name user)
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(create-database? #t)))))
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(define (cuirass-activation config)
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"Return the activation code for CONFIG."
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(let* ((cache (cuirass-configuration-cache-directory config))
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(remote-server (cuirass-configuration-remote-server config))
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(remote-cache (and remote-server
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(cuirass-remote-server-configuration-cache
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remote-server)))
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(user (cuirass-configuration-user config))
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;; RUNSTATEDIR contains the "bridge" Unix-domain socket that 'cuirass
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;; web' connects to to communicate with 'cuirass register'.
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(runstatedir "/var/run/cuirass")
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(log "/var/log/cuirass")
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(profile (string-append "/var/guix/profiles/per-user/" user))
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(roots (string-append profile "/cuirass"))
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(group (cuirass-configuration-group config)))
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(with-imported-modules '((guix build utils))
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#~(begin
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(use-modules (guix build utils))
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(mkdir-p #$cache)
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(mkdir-p #$log)
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(mkdir-p #$roots)
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(mkdir-p #$runstatedir)
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(when #$remote-cache
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(mkdir-p #$remote-cache))
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(let ((uid (passwd:uid (getpw #$user)))
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(gid (group:gid (getgr #$group))))
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(chown #$cache uid gid)
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(chown #$log uid gid)
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(chown #$roots uid gid)
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(chown #$profile uid gid)
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(chown #$runstatedir uid gid)
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(chmod #$runstatedir #o700)
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(when #$remote-cache
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(chown #$remote-cache uid gid)))))))
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(define (cuirass-log-rotations config)
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"Return the list of log rotations that corresponds to CONFIG."
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(list (log-rotation
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(files (append (list (cuirass-configuration-log-file config)
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(cuirass-configuration-web-log-file config))
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(let ((server
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(cuirass-configuration-remote-server config)))
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(if server
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(list (cuirass-remote-server-log-file server))
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'()))))
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(frequency 'weekly)
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(options `("rotate 40" ;worth keeping
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,@%default-log-rotation-options)))))
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(define cuirass-service-type
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(service-type
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(name 'cuirass)
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(extensions
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(list
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(service-extension profile-service-type ;for 'info cuirass'
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(compose list cuirass-configuration-cuirass))
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(service-extension rottlog-service-type cuirass-log-rotations)
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(service-extension activation-service-type cuirass-activation)
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(service-extension shepherd-root-service-type cuirass-shepherd-service)
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(service-extension account-service-type cuirass-account)
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;; Make sure postgresql and postgresql-role are instantiated.
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(service-extension postgresql-service-type (const #t))
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(service-extension postgresql-role-service-type
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cuirass-postgresql-role)))
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(description
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"Run the Cuirass continuous integration service.")))
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(define-record-type* <cuirass-remote-worker-configuration>
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cuirass-remote-worker-configuration make-cuirass-remote-worker-configuration
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cuirass-remote-worker-configuration?
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(cuirass cuirass-remote-worker-configuration-cuirass ;file-like
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(default cuirass))
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(workers cuirass-remote-worker-workers ;int
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(default 1))
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(server cuirass-remote-worker-server ;string
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(default #f))
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(systems cuirass-remote-worker-systems ;list
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(default (list (%current-system))))
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(log-file cuirass-remote-worker-log-file ;string
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(default "/var/log/cuirass-remote-worker.log"))
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(publish-port cuirass-remote-worker-configuration-publish-port ;int
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(default 5558))
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(substitute-urls cuirass-remote-worker-configuration-substitute-urls
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(default %default-substitute-urls)) ;list of strings
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(public-key cuirass-remote-worker-configuration-public-key ;string
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(default #f))
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(private-key cuirass-remote-worker-configuration-private-key ;string
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(default #f)))
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(define (cuirass-remote-worker-shepherd-service config)
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"Return a <shepherd-service> for the Cuirass remote worker service with
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CONFIG."
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(match-record config <cuirass-remote-worker-configuration>
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(cuirass workers server systems log-file publish-port
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substitute-urls public-key private-key)
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(list (shepherd-service
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(documentation "Run Cuirass remote build worker.")
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(provision '(cuirass-remote-worker))
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(requirement '(user-processes avahi-daemon guix-daemon networking))
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(start #~(make-forkexec-constructor
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(list (string-append #$cuirass "/bin/cuirass")
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"remote-worker"
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(string-append "--workers="
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#$(number->string workers))
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#$@(if server
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(list (string-append "--server=" server))
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'())
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#$@(if systems
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(list (string-append
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"--systems="
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(string-join systems ",")))
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'())
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#$@(if publish-port
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(list (string-append
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"--publish-port="
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(number->string publish-port)))
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'())
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#$@(if substitute-urls
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(list (string-append
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"--substitute-urls="
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(string-join substitute-urls)))
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'())
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#$@(if public-key
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(list
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(string-append "--public-key="
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public-key))
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'())
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#$@(if private-key
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(list
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(string-append "--private-key="
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private-key))
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'()))
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#:log-file #$log-file))
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(stop #~(make-kill-destructor))))))
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(define (cuirass-remote-worker-log-rotations config)
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"Return the list of log rotations that corresponds to CONFIG."
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(list (log-rotation
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(files (list (cuirass-remote-worker-log-file config)))
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(frequency 'weekly)
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(options `("rotate 4" ;don't keep too many of them
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,@%default-log-rotation-options)))))
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(define cuirass-remote-worker-service-type
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(service-type
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(name 'cuirass-remote-worker)
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(extensions
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(list (service-extension shepherd-root-service-type
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cuirass-remote-worker-shepherd-service)
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(service-extension rottlog-service-type
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cuirass-remote-worker-log-rotations)))
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(description
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"Run the Cuirass remote build worker service.")))
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