a33652ee33
* gnu/services/monitoring.scm (prometheus-node-exporter-service-type): New variable. (<prometheus-node-exporter-configuration>): New record type. (prometheus-node-exporter-shepherd-service): New procedure. * gnu/doc/guix.texi (Monitoring Services): Document it. * gnu/tests/monitoring.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add test module.
128 lines
4.6 KiB
Scheme
128 lines
4.6 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2018 Sou Bunnbu <iyzsong@member.fsf.org>
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;;; Copyright © 2018 Gábor Boskovits <boskovits@gmail.com>
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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 it
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;;; 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 (at
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;;; 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, but
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;;; 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 monitoring)
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#:use-module (gnu services)
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#:use-module (gnu services shepherd)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages monitoring)
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#:use-module (gnu system shadow)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:use-module (ice-9 match)
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#:export (darkstat-configuration
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prometheus-node-exporter-configuration
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darkstat-service-type
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prometheus-node-exporter-service-type))
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;;;
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;;; darkstat
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;;;
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(define-record-type* <darkstat-configuration>
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darkstat-configuration make-darkstat-configuration darkstat-configuration?
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(package darkstat-configuration-package
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(default darkstat))
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(interface darkstat-configuration-interface)
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(port darkstat-configuration-port
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(default "667"))
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(bind-address darkstat-configuration-bind-address
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(default "127.0.0.1"))
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(base darkstat-configuration-base
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(default "/")))
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(define %darkstat-accounts
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(list (user-account
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(name "darkstat")
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(group "darkstat")
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(system? #t)
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(comment "darkstat daemon user")
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(home-directory "/var/lib/darkstat")
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(shell (file-append shadow "/sbin/nologin")))
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(user-group
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(name "darkstat")
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(system? #t))))
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(define darkstat-shepherd-service
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(match-lambda
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(($ <darkstat-configuration>
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package interface port bind-address base)
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(shepherd-service
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(documentation "Network statistics gatherer.")
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(provision '(darkstat))
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(requirement '(networking))
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(start #~(make-forkexec-constructor
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(list #$(file-append package "/sbin/darkstat")
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"-i" #$interface
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"-p" #$port
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"-b" #$bind-address
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"--base" #$base
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"--syslog" "--no-daemon"
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"--chroot" "/var/lib/darkstat"
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"--user" "darkstat"
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"--import" "darkstat.db"
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"--export" "darkstat.db")))
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(stop #~(make-kill-destructor))))))
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(define darkstat-service-type
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(service-type
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(name 'darkstat)
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(description
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"Run @command{darkstat} to serve network traffic statictics reports over
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HTTP.")
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(extensions
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(list (service-extension account-service-type
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(const %darkstat-accounts))
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(service-extension shepherd-root-service-type
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(compose list darkstat-shepherd-service))))))
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(define-record-type* <prometheus-node-exporter-configuration>
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prometheus-node-exporter-configuration
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make-prometheus-node-exporter-configuration
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prometheus-node-exporter-configuration?
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(package prometheus-node-exporter-configuration-package
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(default go-github-com-prometheus-node-exporter))
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(web-listen-address prometheus-node-exporter-web-listen-address
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(default ":9100")))
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(define prometheus-node-exporter-shepherd-service
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(match-lambda
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(( $ <prometheus-node-exporter-configuration>
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package web-listen-address)
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(shepherd-service
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(documentation "Prometheus node exporter.")
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(provision '(prometheus-node-exporter))
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(requirement '(networking))
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(start #~(make-forkexec-constructor
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(list #$(file-append package "/bin/node_exporter")
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"--web.listen-address" #$web-listen-address)))
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(stop #~(make-kill-destructor))))))
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(define prometheus-node-exporter-service-type
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(service-type
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(name 'prometheus-node-exporter)
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(description
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"Run @command{node_exporter} to serve hardware and OS metrics to
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prometheus.")
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(extensions
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(list (service-extension
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shepherd-root-service-type
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(compose list prometheus-node-exporter-shepherd-service))))))
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