2020-07-03 18:30:19 -04:00
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2020 Marius Bakke <marius@gnu.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 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 ganeti)
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#:use-module (gnu packages virtualization)
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#:use-module (gnu services)
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#:use-module (gnu services mcron)
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#:use-module (gnu services shepherd)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:use-module (srfi srfi-1)
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#:use-module (ice-9 match)
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#:export (ganeti-noded-configuration
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ganeti-noded-configuration?
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ganeti-noded-configuration-ganeti
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ganeti-noded-configuration-port
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ganeti-noded-configuration-address
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ganeti-noded-configuration-interface
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ganeti-noded-configuration-max-clients
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ganeti-noded-configuration-ssl?
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ganeti-noded-configuration-ssl-key
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ganeti-noded-configuration-ssl-cert
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ganeti-noded-configuration-debug?
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ganeti-noded-service-type
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ganeti-confd-configuration
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ganeti-confd-configuration?
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ganeti-confd-configuration-ganeti
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ganeti-confd-configuration-port
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ganeti-confd-configuration-address
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ganeti-confd-configuration-debug
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ganeti-confd-service-type
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ganeti-wconfd-configuration
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ganeti-wconfd-configuration?
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ganeti-wconfd-configuration-ganeti
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ganeti-wconfd-configuration-no-voting?
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ganeti-wconfd-configuration-debug?
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ganeti-wconfd-service-type
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ganeti-luxid-configuration
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ganeti-luxid-configuration?
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ganeti-luxid-configuration-ganeti
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ganeti-luxid-configuration-no-voting?
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ganeti-luxid-configuration-debug?
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ganeti-luxid-service-type
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ganeti-rapi-configuration
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ganeti-rapi-configuration?
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ganeti-rapi-configuration-ganeti
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ganeti-rapi-configuration-require-authentication?
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ganeti-rapi-configuration-port
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ganeti-rapi-configuration-address
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ganeti-rapi-configuration-interface
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ganeti-rapi-configuration-max-clients
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ganeti-rapi-configuration-ssl?
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ganeti-rapi-configuration-ssl-key
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ganeti-rapi-configuration-ssl-cert
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ganeti-rapi-configuration-debug?
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ganeti-rapi-service-type
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ganeti-kvmd-configuration
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ganeti-kvmd-configuration?
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ganeti-kvmd-configuration-ganeti
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ganeti-kvmd-configuration-debug?
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ganeti-kvmd-service-type
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ganeti-mond-configuration
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ganeti-mond-configuration?
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ganeti-mond-configuration-ganeti
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ganeti-mond-configuration-port
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ganeti-mond-configuration-address
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ganeti-mond-configuration-debug?
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ganeti-mond-service-type
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ganeti-metad-configuration
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ganeti-metad-configuration?
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ganeti-metad-configuration-ganeti
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ganeti-metad-configuration-port
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ganeti-metad-configuration-address
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ganeti-metad-configuration-debug?
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ganeti-metad-service-type
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ganeti-watcher-configuration
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ganeti-watcher-configuration?
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ganeti-watcher-configuration-ganeti
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ganeti-watcher-configuration-schedule
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ganeti-watcher-configuration-rapi-ip
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ganeti-watcher-configuration-job-age
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ganeti-watcher-configuration-verify-disks?
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ganeti-watcher-configuration-debug?
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ganeti-watcher-service-type
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ganeti-cleaner-configuration
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ganeti-cleaner-configuration?
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ganeti-cleaner-configuration-ganeti
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ganeti-cleaner-configuration-master-schedule
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ganeti-cleaner-configuration-node-schedule
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ganeti-cleaner-service-type
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ganeti-os
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ganeti-os?
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ganeti-os-name
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ganeti-os-extension
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ganeti-os-variants
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ganeti-os-variant
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ganeti-os-variant?
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ganeti-os-variant-name
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ganeti-os-variant-configuration
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%debootstrap-interfaces-hook
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%debootstrap-grub-hook
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%default-debootstrap-hooks
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%default-debootstrap-extra-pkgs
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debootstrap-configuration
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debootstrap-configuration?
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debootstrap-configuration-hooks
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debootstrap-configuration-proxy
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debootstrap-configuration-mirror
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debootstrap-configuration-arch
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debootstrap-configuration-suite
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debootstrap-configuration-extra-pkgs
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debootstrap-configuration-components
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debootstrap-configuration-generate-cache?
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debootstrap-configuration-clean-cache
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debootstrap-configuration-partition-style
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debootstrap-configuration-partition-alignment
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debootstrap-variant
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debootstrap-os
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%default-debootstrap-variants
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guix-variant
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guix-os
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%default-guix-variants
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%default-ganeti-os
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ganeti-configuration
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ganeti-configuration?
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ganeti-configuration-noded-configuration
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ganeti-configuration-confd-configuration
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ganeti-configuration-wconfd-configuration
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ganeti-configuration-luxid-configuration
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ganeti-configuration-rapi-configuration
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ganeti-configuration-kvmd-configuration
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ganeti-configuration-mond-configuration
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ganeti-configuration-metad-configuration
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ganeti-configuration-watcher-configuration
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ganeti-configuration-cleaner-configuration
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ganeti-configuration-file-storage-paths
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ganeti-configuration-os
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ganeti-service-type))
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;;;
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;;; Service definitions for running a Ganeti cluster.
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;;;
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;;; Planned improvements: run daemons (except ganeti-noded) under unprivileged
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;;; user accounts and/or containers. The account names must match the ones
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;;; given to Ganetis configure script. metad needs "setcap" or root in order
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;;; to bind on port 80.
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;; Set PATH so the various daemons are able to find the 'ip' executable, LVM,
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;; Ceph, Gluster, etc, without having to add absolute references to everything.
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(define %default-ganeti-environment-variables
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(list (string-append "PATH="
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(string-join '("/run/setuid-programs"
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"/run/current-system/profile/sbin"
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"/run/current-system/profile/bin")
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":"))))
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(define-record-type* <ganeti-noded-configuration>
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ganeti-noded-configuration make-ganeti-noded-configuration
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ganeti-noded-configuration?
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(ganeti ganeti-noded-configuration-ganeti ;<package>
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(default ganeti))
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(port ganeti-noded-configuration-port ;integer
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(default 1811))
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(address ganeti-noded-configuration-address ;string
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(default "0.0.0.0"))
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(interface ganeti-noded-configuration-interface ;string | #f
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(default #f))
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(max-clients ganeti-noded-configuration-max-clients ;integer
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(default 20))
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(ssl? ganeti-noded-configuration-ssl? ;Boolean
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(default #t))
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(ssl-key ganeti-noded-configuration-ssl-key ;string
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(default "/var/lib/ganeti/server.pem"))
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(ssl-cert ganeti-noded-configuration-ssl-cert ;string
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(default "/var/lib/ganeti/server.pem"))
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(debug? ganeti-noded-configuration-debug? ;Boolean
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(default #f)))
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(define ganeti-noded-service
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(match-lambda
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(($ <ganeti-noded-configuration> ganeti port address interface max-clients
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ssl? ssl-key ssl-cert debug?)
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(list (shepherd-service
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(documentation "Run the Ganeti node daemon.")
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(provision '(ganeti-noded))
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(requirement '(user-processes networking))
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;; If the daemon stops, it is probably for a good reason;
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;; otherwise ganeti-watcher will restart it for us anyway.
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(respawn? #f)
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(start #~(make-forkexec-constructor
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(list #$(file-append ganeti "/sbin/ganeti-noded")
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#$(string-append "--port=" (number->string port))
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#$(string-append "--bind=" address)
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#$@(if interface
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#~((string-append "--interface=" #$interface))
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#~())
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#$(string-append "--max-clients="
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(number->string max-clients))
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#$@(if ssl?
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#~((string-append "--ssl-key=" #$ssl-key)
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(string-append "--ssl-cert=" #$ssl-cert))
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#~("--no-ssl"))
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#$@(if debug?
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#~("--debug")
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#~()))
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#:environment-variables
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'#$%default-ganeti-environment-variables
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#:pid-file "/var/run/ganeti/ganeti-noded.pid"))
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(stop #~(make-kill-destructor)))))))
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(define ganeti-noded-service-type
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(service-type (name 'ganeti-noded)
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(extensions
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(list (service-extension shepherd-root-service-type
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ganeti-noded-service)))
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(default-value (ganeti-noded-configuration))
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(description
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"@command{ganeti-noded} is the daemon which is responsible
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for the node functions in the Ganeti system.")))
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(define-record-type* <ganeti-confd-configuration>
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ganeti-confd-configuration make-ganeti-confd-configuration
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ganeti-confd-configuration?
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(ganeti ganeti-confd-configuration-ganeti ;<package>
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(default ganeti))
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(port ganeti-confd-configuration-port ;integer
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(default 1814))
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(address ganeti-confd-configuration-address ;string
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(default "0.0.0.0"))
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(debug? ganeti-confd-configuration-debug? ;Boolean
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(default #f)))
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(define ganeti-confd-service
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(match-lambda
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(($ <ganeti-confd-configuration> ganeti port address debug?)
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(list (shepherd-service
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(documentation "Run the Ganeti confd daemon.")
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(provision '(ganeti-confd))
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(requirement '(user-processes networking))
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(respawn? #f)
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(start #~(make-forkexec-constructor
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(list #$(file-append ganeti "/sbin/ganeti-confd")
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#$(string-append "--port=" (number->string port))
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#$(string-append "--bind=" address)
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#$@(if debug?
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#~("--debug")
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#~()))
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#:environment-variables
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'#$%default-ganeti-environment-variables
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#:pid-file "/var/run/ganeti/ganeti-confd.pid"))
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(stop #~(make-kill-destructor)))))))
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(define ganeti-confd-service-type
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(service-type (name 'ganeti-confd)
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(extensions
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(list (service-extension shepherd-root-service-type
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ganeti-confd-service)))
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(default-value (ganeti-confd-configuration))
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(description
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"@command{ganeti-confd} is a daemon used to answer queries
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related to the configuration of a Ganeti cluster.")))
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(define-record-type* <ganeti-wconfd-configuration>
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ganeti-wconfd-configuration make-ganeti-wconfd-configuration
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ganeti-wconfd-configuration?
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(ganeti ganeti-wconfd-configuration-ganeti ;<package>
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(default ganeti))
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(no-voting? ganeti-wconfd-configuration-no-voting? ;Boolean
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(default #f))
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(debug? ganeti-wconfd-configuration-debug? ;Boolean
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(default #f)))
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;; If this file exists, the wconfd daemon will be forcefully started even on
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;; non-master nodes. It is used to accommodate a master-failover scenario.
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(define %wconfd-force-node-hint
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"/var/lib/ganeti/guix_wconfd_force_node_hint")
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(define (wconfd-wrapper ganeti args)
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;; Wrapper for the wconfd daemon that looks for the force-node hint.
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(program-file
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"wconfd-wrapper"
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#~(begin
|
|
|
|
|
(let ((wconfd #$(file-append ganeti "/sbin/ganeti-wconfd"))
|
|
|
|
|
(force-node? (file-exists? #$%wconfd-force-node-hint)))
|
|
|
|
|
(if force-node?
|
|
|
|
|
(execl wconfd wconfd "--force-node" "--no-voting" "--yes-do-it" #$@args)
|
|
|
|
|
(execl wconfd wconfd #$@args))))))
|
|
|
|
|
|
|
|
|
|
(define shepherd-wconfd-force-start-action
|
|
|
|
|
;; Shepherd action to create the force-node hint and start wconfd.
|
|
|
|
|
(shepherd-action
|
|
|
|
|
(name 'force-start)
|
|
|
|
|
(documentation
|
|
|
|
|
"Forcefully start wconfd even on non-master nodes (dangerous!).")
|
|
|
|
|
(procedure #~(lambda _
|
|
|
|
|
(format #t "Forcefully starting the wconfd daemon...~%")
|
|
|
|
|
(action 'ganeti-wconfd 'enable)
|
|
|
|
|
(dynamic-wind
|
|
|
|
|
(lambda ()
|
|
|
|
|
(false-if-exception
|
|
|
|
|
(call-with-output-file #$%wconfd-force-node-hint
|
|
|
|
|
(lambda (port)
|
|
|
|
|
(const #t)))))
|
|
|
|
|
(lambda ()
|
|
|
|
|
(action 'ganeti-wconfd 'restart))
|
|
|
|
|
(lambda ()
|
|
|
|
|
(delete-file #$%wconfd-force-node-hint)))
|
|
|
|
|
#t))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-wconfd-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-wconfd-configuration> ganeti no-voting? debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti wconfd daemon.")
|
|
|
|
|
(provision '(ganeti-wconfd))
|
|
|
|
|
(requirement '(user-processes))
|
|
|
|
|
|
|
|
|
|
;; Shepherd action to support a master-failover scenario. It is
|
|
|
|
|
;; automatically invoked during 'gnt-cluster master-failover' (see
|
|
|
|
|
;; related Ganeti patch) and not intended for interactive use.
|
|
|
|
|
(actions (list shepherd-wconfd-force-start-action))
|
|
|
|
|
|
|
|
|
|
;; wconfd will disable itself when not running on the master
|
|
|
|
|
;; node. Don't attempt to restart it.
|
|
|
|
|
(respawn? #f)
|
|
|
|
|
|
|
|
|
|
(start
|
|
|
|
|
#~(make-forkexec-constructor
|
|
|
|
|
(list #$(wconfd-wrapper ganeti
|
|
|
|
|
(append
|
|
|
|
|
(if no-voting?
|
|
|
|
|
'("--no-voting" "--yes-do-it")
|
|
|
|
|
'())
|
|
|
|
|
(if debug?
|
|
|
|
|
'("--debug")
|
|
|
|
|
'()))))
|
|
|
|
|
#:environment-variables
|
|
|
|
|
'#$%default-ganeti-environment-variables
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-wconfd.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-wconfd-service-type
|
|
|
|
|
(service-type (name 'ganeti-wconfd)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-wconfd-service)))
|
|
|
|
|
(default-value (ganeti-wconfd-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-wconfd} is the daemon that has authoritative
|
|
|
|
|
knowledge about the configuration and is the only entity that can accept changes
|
|
|
|
|
to it. All jobs that need to modify the configuration will do so by sending
|
|
|
|
|
appropriate requests to this daemon.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-luxid-configuration>
|
|
|
|
|
ganeti-luxid-configuration make-ganeti-luxid-configuration
|
|
|
|
|
ganeti-luxid-configuration?
|
|
|
|
|
(ganeti ganeti-luxid-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(no-voting? ganeti-luxid-configuration-no-voting? ;Boolean
|
|
|
|
|
(default #f))
|
|
|
|
|
(debug? ganeti-luxid-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-luxid-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-luxid-configuration> ganeti no-voting? debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti LUXI daemon.")
|
|
|
|
|
(provision '(ganeti-luxid))
|
|
|
|
|
(requirement '(user-processes))
|
|
|
|
|
|
|
|
|
|
;; This service will automatically disable itself when not
|
|
|
|
|
;; running on the master node. Don't attempt to restart it.
|
|
|
|
|
(respawn? #f)
|
|
|
|
|
|
|
|
|
|
(start #~(make-forkexec-constructor
|
|
|
|
|
(list #$(file-append ganeti "/sbin/ganeti-luxid")
|
|
|
|
|
#$@(if no-voting?
|
|
|
|
|
#~("--no-voting" "--yes-do-it")
|
|
|
|
|
#~())
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))
|
|
|
|
|
#:environment-variables
|
|
|
|
|
'#$%default-ganeti-environment-variables
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-luxid.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-luxid-service-type
|
|
|
|
|
(service-type (name 'ganeti-luxid)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-luxid-service)))
|
|
|
|
|
(default-value (ganeti-luxid-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-luxid} is a daemon used to answer queries
|
|
|
|
|
related to the configuration and the current live state of a Ganeti cluster.
|
2020-10-28 23:08:08 -04:00
|
|
|
Additionally, it is the authoritative daemon for the Ganeti job queue. Jobs can
|
2020-07-03 18:30:19 -04:00
|
|
|
be submitted via this daemon and it schedules and starts them.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-rapi-configuration>
|
|
|
|
|
ganeti-rapi-configuration make-ganeti-rapi-configuration
|
|
|
|
|
ganeti-rapi-configuration?
|
|
|
|
|
(ganeti ganeti-rapi-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(require-authentication?
|
|
|
|
|
ganeti-rapi-configuration-require-authentication? ;Boolean
|
|
|
|
|
(default #f))
|
|
|
|
|
(port ganeti-rapi-configuration-port ;integer
|
|
|
|
|
(default 5080))
|
|
|
|
|
(address ganeti-rapi-configuration-address ;string
|
|
|
|
|
(default "0.0.0.0"))
|
|
|
|
|
(interface ganeti-rapi-configuration-interface ;string | #f
|
|
|
|
|
(default #f))
|
|
|
|
|
(max-clients ganeti-rapi-configuration-max-clients ;integer
|
|
|
|
|
(default 20))
|
|
|
|
|
(ssl? ganeti-rapi-configuration-ssl? ;Boolean
|
2020-07-19 03:59:57 -04:00
|
|
|
(default #t))
|
2020-07-03 18:30:19 -04:00
|
|
|
(ssl-key ganeti-rapi-configuration-ssl-key ;string
|
|
|
|
|
(default "/var/lib/ganeti/server.pem"))
|
|
|
|
|
(ssl-cert ganeti-rapi-configuration-ssl-cert ;string
|
|
|
|
|
(default "/var/lib/ganeti/server.pem"))
|
|
|
|
|
(debug? ganeti-rapi-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-rapi-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-rapi-configuration> ganeti require-authentication? port address
|
|
|
|
|
interface max-clients ssl? ssl-key ssl-cert
|
|
|
|
|
debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti RAPI daemon.")
|
|
|
|
|
(provision '(ganeti-rapi))
|
|
|
|
|
(requirement '(user-processes networking))
|
|
|
|
|
|
|
|
|
|
;; This service will automatically disable itself when not
|
|
|
|
|
;; running on the master node. Don't attempt to restart it.
|
|
|
|
|
(respawn? #f)
|
|
|
|
|
|
|
|
|
|
(start #~(make-forkexec-constructor
|
|
|
|
|
(list #$(file-append ganeti "/sbin/ganeti-rapi")
|
|
|
|
|
#$@(if require-authentication?
|
|
|
|
|
#~("--require-authentication")
|
|
|
|
|
#~())
|
|
|
|
|
#$(string-append "--port=" (number->string port))
|
|
|
|
|
#$(string-append "--bind=" address)
|
|
|
|
|
#$@(if interface
|
|
|
|
|
#~((string-append "--interface=" #$interface))
|
|
|
|
|
#~())
|
|
|
|
|
#$(string-append "--max-clients="
|
|
|
|
|
(number->string max-clients))
|
|
|
|
|
#$@(if ssl?
|
|
|
|
|
#~((string-append "--ssl-key=" #$ssl-key)
|
|
|
|
|
(string-append "--ssl-cert=" #$ssl-cert))
|
|
|
|
|
#~("--no-ssl"))
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))
|
|
|
|
|
#:environment-variables
|
|
|
|
|
'#$%default-ganeti-environment-variables
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-rapi.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-rapi-service-type
|
|
|
|
|
(service-type (name 'ganeti-rapi)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-rapi-service)))
|
|
|
|
|
(default-value (ganeti-rapi-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-rapi} is the daemon providing a remote API
|
|
|
|
|
for Ganeti clusters.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-kvmd-configuration>
|
|
|
|
|
ganeti-kvmd-configuration make-ganeti-kvmd-configuration
|
|
|
|
|
ganeti-kvmd-configuration?
|
|
|
|
|
(ganeti ganeti-kvmd-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(debug? ganeti-kvmd-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-kvmd-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-kvmd-configuration> ganeti debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti KVM daemon.")
|
|
|
|
|
(provision '(ganeti-kvmd))
|
|
|
|
|
(requirement '(user-processes))
|
|
|
|
|
|
|
|
|
|
;; This service will automatically disable itself when not
|
|
|
|
|
;; needed. Don't attempt to restart it.
|
|
|
|
|
(respawn? #f)
|
|
|
|
|
|
|
|
|
|
(start #~(make-forkexec-constructor
|
|
|
|
|
(list #$(file-append ganeti "/sbin/ganeti-kvmd")
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))
|
|
|
|
|
#:environment-variables
|
|
|
|
|
'#$%default-ganeti-environment-variables
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-kvmd.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-kvmd-service-type
|
|
|
|
|
(service-type (name 'ganeti-kvmd)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-kvmd-service)))
|
|
|
|
|
(default-value (ganeti-kvmd-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-kvmd} is responsible for determining whether
|
|
|
|
|
a given KVM instance was shutdown by an administrator or a user.
|
|
|
|
|
|
|
|
|
|
The KVM daemon monitors, using @code{inotify}, KVM instances through their QMP
|
|
|
|
|
sockets, which are provided by KVM. Using the QMP sockets, the KVM daemon
|
|
|
|
|
listens for particular shutdown, powerdown, and stop events which will determine
|
|
|
|
|
if a given instance was shutdown by the user or Ganeti, and this result is
|
2020-08-25 10:05:05 -04:00
|
|
|
communicated to Ganeti via a special file in the file system.")))
|
2020-07-03 18:30:19 -04:00
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-mond-configuration>
|
|
|
|
|
ganeti-mond-configuration make-ganeti-mond-configuration
|
|
|
|
|
ganeti-mond-configuration?
|
|
|
|
|
(ganeti ganeti-mond-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(port ganeti-mond-configuration-port ;integer
|
|
|
|
|
(default 1815))
|
|
|
|
|
(address ganeti-mond-configuration-address ;string
|
|
|
|
|
(default "0.0.0.0"))
|
|
|
|
|
(debug? ganeti-mond-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-mond-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-mond-configuration> ganeti port address debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti monitoring daemon.")
|
|
|
|
|
(provision '(ganeti-mond))
|
|
|
|
|
(requirement '(user-processes networking))
|
|
|
|
|
(respawn? #f)
|
|
|
|
|
(start #~(make-forkexec-constructor
|
|
|
|
|
(list #$(file-append ganeti "/sbin/ganeti-mond")
|
|
|
|
|
#$(string-append "--port=" (number->string port))
|
|
|
|
|
#$(string-append "--bind=" address)
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-mond.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-mond-service-type
|
|
|
|
|
(service-type (name 'ganeti-mond)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-mond-service)))
|
|
|
|
|
(default-value (ganeti-mond-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-mond} is a daemon providing monitoring
|
|
|
|
|
functionality. It is responsible for running the data collectors and to
|
|
|
|
|
provide the collected information through a HTTP interface.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-metad-configuration>
|
|
|
|
|
ganeti-metad-configuration make-ganeti-metad-configuration
|
|
|
|
|
ganeti-metad-configuration?
|
|
|
|
|
(ganeti ganeti-metad-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(port ganeti-metad-configuration-port ;integer
|
|
|
|
|
(default 80))
|
|
|
|
|
(address ganeti-metad-configuration-address ;string | #f
|
|
|
|
|
(default #f))
|
|
|
|
|
(debug? ganeti-metad-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-metad-service
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-metad-configuration> ganeti port address debug?)
|
|
|
|
|
(list (shepherd-service
|
|
|
|
|
(documentation "Run the Ganeti metadata daemon.")
|
|
|
|
|
(provision '(ganeti-metad))
|
|
|
|
|
(requirement '(user-processes networking))
|
2021-10-08 20:33:41 -04:00
|
|
|
|
|
|
|
|
;; This service is started on demand.
|
|
|
|
|
(auto-start? #f)
|
2020-07-03 18:30:19 -04:00
|
|
|
(respawn? #f)
|
2021-10-08 20:33:41 -04:00
|
|
|
|
2020-07-03 18:30:19 -04:00
|
|
|
(start #~(make-forkexec-constructor
|
|
|
|
|
(list #$(file-append ganeti "/sbin/ganeti-metad")
|
|
|
|
|
#$(string-append "--port=" (number->string port))
|
|
|
|
|
#$@(if address
|
|
|
|
|
#~((string-append "--bind=" #$address))
|
|
|
|
|
#~())
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))
|
|
|
|
|
#:pid-file "/var/run/ganeti/ganeti-metad.pid"))
|
|
|
|
|
(stop #~(make-kill-destructor)))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-metad-service-type
|
|
|
|
|
(service-type (name 'ganeti-metad)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-metad-service)))
|
|
|
|
|
(default-value (ganeti-metad-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-metad} is a daemon that can be used to pass
|
|
|
|
|
information to OS install scripts or instances.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-watcher-configuration>
|
|
|
|
|
ganeti-watcher-configuration make-ganeti-watcher-configuration
|
|
|
|
|
ganeti-watcher-configuration?
|
|
|
|
|
(ganeti ganeti-watcher-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(schedule ganeti-watcher-configuration-schedule ;list | string
|
|
|
|
|
(default '(next-second-from
|
|
|
|
|
;; Run every five minutes.
|
|
|
|
|
(next-minute (range 0 60 5)))))
|
|
|
|
|
(rapi-ip ganeti-watcher-configuration-rapi-ip ;#f | string
|
|
|
|
|
(default #f))
|
|
|
|
|
(job-age ganeti-watcher-configuration-job-age ;integer
|
|
|
|
|
(default (* 6 3600)))
|
|
|
|
|
(verify-disks? ganeti-watcher-configuration-verify-disks? ;Boolean
|
|
|
|
|
(default #t))
|
|
|
|
|
(debug? ganeti-watcher-configuration-debug? ;Boolean
|
|
|
|
|
(default #f)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-watcher-command
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-watcher-configuration> ganeti _ rapi-ip job-age verify-disks?
|
|
|
|
|
debug?)
|
|
|
|
|
#~(lambda ()
|
|
|
|
|
(system* #$(file-append ganeti "/sbin/ganeti-watcher")
|
|
|
|
|
#$@(if rapi-ip
|
2020-07-21 16:13:30 -04:00
|
|
|
#~((string-append "--rapi-ip=" #$rapi-ip))
|
2020-07-03 18:30:19 -04:00
|
|
|
#~())
|
|
|
|
|
#$(string-append "--job-age=" (number->string job-age))
|
|
|
|
|
#$@(if verify-disks?
|
|
|
|
|
#~()
|
|
|
|
|
#~("--no-verify-disks"))
|
|
|
|
|
#$@(if debug?
|
|
|
|
|
#~("--debug")
|
|
|
|
|
#~()))))))
|
|
|
|
|
|
|
|
|
|
(define (ganeti-watcher-jobs config)
|
|
|
|
|
(match config
|
|
|
|
|
(($ <ganeti-watcher-configuration> _ schedule)
|
|
|
|
|
(list
|
|
|
|
|
#~(job #$@(match schedule
|
|
|
|
|
((? string?)
|
|
|
|
|
#~(#$schedule))
|
|
|
|
|
((? list?)
|
|
|
|
|
#~('#$schedule)))
|
|
|
|
|
#$(ganeti-watcher-command config))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-watcher-service-type
|
|
|
|
|
(service-type (name 'ganeti-watcher)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension mcron-service-type
|
|
|
|
|
ganeti-watcher-jobs)))
|
|
|
|
|
(default-value (ganeti-watcher-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-watcher} is a periodically run script that
|
|
|
|
|
performs a number of maintenance actions on the cluster. It will automatically
|
|
|
|
|
restart instances that are marked as ERROR_down, i.e., instances that should be
|
|
|
|
|
running, but are not; and it will also try to repair DRBD links in case a
|
|
|
|
|
secondary node has rebooted. In addition it is responsible for archiving old
|
|
|
|
|
cluster jobs, and it will restart any down Ganeti daemons that are appropriate
|
|
|
|
|
for the current node. If the cluster parameter @code{maintain_node_health} is
|
|
|
|
|
enabled, the watcher will also shutdown instances and DRBD devices if the node
|
|
|
|
|
is declared offline by known master candidates.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-cleaner-configuration>
|
|
|
|
|
ganeti-cleaner-configuration make-ganeti-cleaner-configuration
|
|
|
|
|
ganeti-cleaner-configuration?
|
|
|
|
|
(ganeti ganeti-cleaner-configuration-ganeti ;<package>
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(master-schedule ganeti-cleaner-configuration-master-schedule ;list | string
|
|
|
|
|
;; Run the master cleaner at 01:45 every day.
|
|
|
|
|
(default "45 1 * * *"))
|
|
|
|
|
(node-schedule ganeti-cleaner-configuration-node-schedule ;list | string
|
|
|
|
|
;; Run the node cleaner at 02:45 every day.
|
|
|
|
|
(default "45 2 * * *")))
|
|
|
|
|
|
|
|
|
|
(define ganeti-cleaner-jobs
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-cleaner-configuration> ganeti master-schedule node-schedule)
|
|
|
|
|
(list
|
|
|
|
|
#~(job #$@(match master-schedule
|
|
|
|
|
((? string?)
|
|
|
|
|
#~(#$master-schedule))
|
|
|
|
|
((? list?)
|
|
|
|
|
#~('#$master-schedule)))
|
|
|
|
|
(lambda ()
|
|
|
|
|
(system* #$(file-append ganeti "/sbin/ganeti-cleaner")
|
|
|
|
|
"master")))
|
|
|
|
|
#~(job #$@(match node-schedule
|
|
|
|
|
((? string?)
|
|
|
|
|
#~(#$node-schedule))
|
|
|
|
|
((? list?)
|
|
|
|
|
#~('#$node-schedule)))
|
|
|
|
|
(lambda ()
|
|
|
|
|
(system* #$(file-append ganeti "/sbin/ganeti-cleaner")
|
|
|
|
|
"node")))))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-cleaner-service-type
|
|
|
|
|
(service-type (name 'ganeti-cleaner)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension mcron-service-type
|
|
|
|
|
ganeti-cleaner-jobs)))
|
|
|
|
|
(default-value (ganeti-cleaner-configuration))
|
|
|
|
|
(description
|
|
|
|
|
"@command{ganeti-cleaner} is a script that removes old files
|
|
|
|
|
from the cluster. When called with @code{node} as argument it removes expired
|
|
|
|
|
X509 certificates and keys from @file{/var/run/ganeti/crypto}, as well as
|
|
|
|
|
outdated @command{ganeti-watcher} information.
|
|
|
|
|
|
|
|
|
|
When called with @code{master} as argument, it instead removes files older
|
|
|
|
|
than 21 days from @file{/var/lib/ganeti/queue/archive}.")))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-configuration>
|
|
|
|
|
ganeti-configuration make-ganeti-configuration
|
|
|
|
|
ganeti-configuration?
|
|
|
|
|
(ganeti ganeti-configuration-ganeti
|
|
|
|
|
(default ganeti))
|
|
|
|
|
(noded-configuration ganeti-configuration-noded-configuration
|
|
|
|
|
(default (ganeti-noded-configuration)))
|
|
|
|
|
(confd-configuration ganeti-configuration-confd-configuration
|
|
|
|
|
(default (ganeti-confd-configuration)))
|
|
|
|
|
(wconfd-configuration ganeti-configuration-wconfd-configuration
|
|
|
|
|
(default (ganeti-wconfd-configuration)))
|
|
|
|
|
(luxid-configuration ganeti-configuration-luxid-configuration
|
|
|
|
|
(default (ganeti-luxid-configuration)))
|
|
|
|
|
(rapi-configuration ganeti-configuration-rapi-configuration
|
|
|
|
|
(default (ganeti-rapi-configuration)))
|
|
|
|
|
(kvmd-configuration ganeti-configuration-kvmd-configuration
|
|
|
|
|
(default (ganeti-kvmd-configuration)))
|
|
|
|
|
(mond-configuration ganeti-configuration-mond-configuration
|
|
|
|
|
(default (ganeti-mond-configuration)))
|
|
|
|
|
(metad-configuration ganeti-configuration-metad-configuration
|
|
|
|
|
(default (ganeti-metad-configuration)))
|
|
|
|
|
(watcher-configuration ganeti-configuration-watcher-configuration
|
|
|
|
|
(default (ganeti-watcher-configuration)))
|
|
|
|
|
(cleaner-configuration ganeti-configuration-cleaner-configuration
|
|
|
|
|
(default (ganeti-cleaner-configuration)))
|
|
|
|
|
(file-storage-paths ganeti-configuration-file-storage-paths ;list of strings | gexp
|
|
|
|
|
(default '()))
|
|
|
|
|
(os ganeti-configuration-os ;list of <ganeti-os>
|
|
|
|
|
(default '())))
|
|
|
|
|
|
|
|
|
|
(define (ganeti-activation config)
|
|
|
|
|
(with-imported-modules '((guix build utils))
|
|
|
|
|
#~(begin
|
|
|
|
|
(use-modules (guix build utils))
|
|
|
|
|
(for-each mkdir-p
|
|
|
|
|
'("/var/log/ganeti"
|
|
|
|
|
"/var/log/ganeti/kvm"
|
|
|
|
|
"/var/log/ganeti/os"
|
|
|
|
|
"/var/lib/ganeti/rapi"
|
|
|
|
|
"/var/lib/ganeti/queue"
|
|
|
|
|
"/var/lib/ganeti/queue/archive"
|
|
|
|
|
"/var/run/ganeti/bdev-cache"
|
|
|
|
|
"/var/run/ganeti/crypto"
|
|
|
|
|
"/var/run/ganeti/socket"
|
|
|
|
|
"/var/run/ganeti/instance-disks"
|
|
|
|
|
"/var/run/ganeti/instance-reason"
|
|
|
|
|
"/var/run/ganeti/livelocks")))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-shepherd-services
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-configuration> _ noded confd wconfd luxid rapi kvmd mond metad)
|
|
|
|
|
(append (ganeti-noded-service noded)
|
|
|
|
|
(ganeti-confd-service confd)
|
|
|
|
|
(ganeti-wconfd-service wconfd)
|
|
|
|
|
(ganeti-luxid-service luxid)
|
|
|
|
|
(ganeti-rapi-service rapi)
|
|
|
|
|
(ganeti-kvmd-service kvmd)
|
|
|
|
|
(ganeti-mond-service mond)
|
|
|
|
|
(ganeti-metad-service metad)))))
|
|
|
|
|
|
|
|
|
|
(define ganeti-mcron-jobs
|
|
|
|
|
(match-lambda
|
|
|
|
|
(($ <ganeti-configuration> _ _ _ _ _ _ _ _ _ watcher cleaner)
|
|
|
|
|
(append (ganeti-watcher-jobs watcher)
|
|
|
|
|
(ganeti-cleaner-jobs cleaner)))))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-os>
|
|
|
|
|
ganeti-os make-ganeti-os ganeti-os?
|
|
|
|
|
(name ganeti-os-name) ;string
|
|
|
|
|
(extension ganeti-os-extension) ;string
|
|
|
|
|
(variants ganeti-os-variants ;list of <ganeti-os-variant>
|
|
|
|
|
(default '())))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <ganeti-os-variant>
|
|
|
|
|
ganeti-os-variant make-ganeti-os-variant ganeti-os-variant?
|
|
|
|
|
(name ganeti-os-variant-name) ;string
|
|
|
|
|
(configuration ganeti-os-variant-configuration)) ;<file-like>
|
|
|
|
|
|
|
|
|
|
(define %debootstrap-interfaces-hook
|
|
|
|
|
(file-append ganeti-instance-debootstrap
|
|
|
|
|
"/share/doc/ganeti-instance-debootstrap/examples/interfaces"))
|
|
|
|
|
|
|
|
|
|
;; The GRUB hook shipped with instance-debootstrap does not work with GRUB2.
|
|
|
|
|
;; For convenience, provide one that work with modern Debians here.
|
|
|
|
|
;; Note: it would be neat to reuse Guix' bootloader infrastructure instead.
|
|
|
|
|
(define %debootstrap-grub-hook
|
|
|
|
|
(plain-file "grub"
|
|
|
|
|
"#!/usr/bin/env bash
|
|
|
|
|
CLEANUP=( )
|
|
|
|
|
cleanup() {
|
|
|
|
|
if [ ${#CLEANUP[*]} -gt 0 ]; then
|
|
|
|
|
LAST_ELEMENT=$((${#CLEANUP[*]}-1))
|
|
|
|
|
REVERSE_INDEXES=$(seq ${LAST_ELEMENT} -1 0)
|
|
|
|
|
for i in $REVERSE_INDEXES; do
|
|
|
|
|
${CLEANUP[$i]}
|
|
|
|
|
done
|
|
|
|
|
fi
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
trap cleanup EXIT
|
|
|
|
|
|
|
|
|
|
mount -t proc proc $TARGET/proc
|
|
|
|
|
CLEANUP+=(\"umount $TARGET/proc\")
|
|
|
|
|
mount -t sysfs sysfs $TARGET/sys
|
|
|
|
|
CLEANUP+=(\"umount $TARGET/sys\")
|
|
|
|
|
mount -o bind /dev $TARGET/dev
|
|
|
|
|
CLEANUP+=(\"umount $TARGET/dev\")
|
|
|
|
|
|
|
|
|
|
echo '
|
|
|
|
|
GRUB_TIMEOUT_STYLE=menu
|
|
|
|
|
GRUB_CMDLINE_LINUX_DEFAULT=\"console=ttyS0,115200 net.ifnames=0\"
|
|
|
|
|
GRUB_TERMINAL=\"serial\"
|
|
|
|
|
GRUB_SERIAL_COMMAND=\"serial --unit=0 --speed=115200\"
|
|
|
|
|
' >> $TARGET/etc/default/grub
|
|
|
|
|
|
|
|
|
|
# This PATH is propagated into the chroot and necessary to make grub-install
|
|
|
|
|
# and related commands visible.
|
|
|
|
|
export PATH=\"/usr/sbin:/usr/bin:/sbin:/bin:$PATH\"
|
|
|
|
|
|
|
|
|
|
chroot \"$TARGET\" grub-install $BLOCKDEV
|
|
|
|
|
chroot \"$TARGET\" update-grub
|
|
|
|
|
|
|
|
|
|
cleanup
|
|
|
|
|
trap - EXIT
|
|
|
|
|
"))
|
|
|
|
|
|
|
|
|
|
(define %default-debootstrap-hooks
|
|
|
|
|
`((10-interfaces . ,%debootstrap-interfaces-hook)
|
|
|
|
|
(90-grub . ,%debootstrap-grub-hook)))
|
|
|
|
|
|
|
|
|
|
(define %default-debootstrap-extra-pkgs
|
|
|
|
|
;; Packages suitable for a fully virtualized KVM guest.
|
|
|
|
|
'("acpi-support-base" "udev" "linux-image-amd64" "openssh-server"
|
|
|
|
|
"locales-all" "grub-pc"))
|
|
|
|
|
|
|
|
|
|
(define-record-type* <debootstrap-configuration>
|
|
|
|
|
debootstrap-configuration make-debootstrap-configuration
|
|
|
|
|
debootstrap-configuration?
|
|
|
|
|
(hooks debootstrap-configuration-hooks ;#f | gexp | '((name . gexp))
|
|
|
|
|
(default %default-debootstrap-hooks))
|
|
|
|
|
(proxy debootstrap-configuration-proxy (default #f)) ;#f | string
|
|
|
|
|
(mirror debootstrap-configuration-mirror ;#f | string
|
|
|
|
|
(default #f))
|
|
|
|
|
(arch debootstrap-configuration-arch (default #f)) ;#f | string
|
|
|
|
|
(suite debootstrap-configuration-suite ;#f | string
|
|
|
|
|
(default "stable"))
|
|
|
|
|
(extra-pkgs debootstrap-configuration-extra-pkgs ;list of strings
|
|
|
|
|
(default %default-debootstrap-extra-pkgs))
|
|
|
|
|
(components debootstrap-configuration-components ;list of strings
|
|
|
|
|
(default '()))
|
|
|
|
|
(generate-cache? debootstrap-configuration-generate-cache? ;Boolean
|
|
|
|
|
(default #t))
|
|
|
|
|
(clean-cache debootstrap-configuration-clean-cache ;#f | integer
|
|
|
|
|
(default 14))
|
|
|
|
|
(partition-style debootstrap-configuration-partition-style ;#f | symbol | string
|
|
|
|
|
(default 'msdos))
|
|
|
|
|
(partition-alignment debootstrap-configuration-partition-alignment ;#f | integer
|
|
|
|
|
(default 2048)))
|
|
|
|
|
|
|
|
|
|
(define (hooks->directory hooks)
|
|
|
|
|
(match hooks
|
|
|
|
|
((? file-like?)
|
|
|
|
|
hooks)
|
|
|
|
|
((? list?)
|
|
|
|
|
(let ((names (map car hooks))
|
|
|
|
|
(files (map cdr hooks)))
|
|
|
|
|
(with-imported-modules '((guix build utils))
|
|
|
|
|
(computed-file "hooks-union"
|
|
|
|
|
#~(begin
|
|
|
|
|
(use-modules (guix build utils)
|
|
|
|
|
(ice-9 match))
|
|
|
|
|
(mkdir-p #$output)
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|
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(with-directory-excursion #$output
|
|
|
|
|
(for-each (match-lambda
|
|
|
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|
((name hook)
|
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|
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|
(let ((file-name (string-append
|
|
|
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|
#$output "/"
|
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|
|
|
(symbol->string name))))
|
|
|
|
|
;; Copy to the destination to ensure
|
|
|
|
|
;; the file is executable.
|
|
|
|
|
(copy-file hook file-name)
|
|
|
|
|
(chmod file-name #o555))))
|
|
|
|
|
'#$(zip names files))))))))
|
|
|
|
|
(_ #f)))
|
|
|
|
|
|
|
|
|
|
(define-gexp-compiler (debootstrap-configuration-compiler
|
|
|
|
|
(file <debootstrap-configuration>) system target)
|
|
|
|
|
(match file
|
|
|
|
|
(($ <debootstrap-configuration> hooks proxy mirror arch suite extra-pkgs
|
|
|
|
|
components generate-cache? clean-cache
|
|
|
|
|
partition-style partition-alignment)
|
|
|
|
|
(let ((customize-dir (hooks->directory hooks)))
|
|
|
|
|
(gexp->derivation
|
|
|
|
|
"debootstrap-variant"
|
|
|
|
|
#~(call-with-output-file (ungexp output "out")
|
|
|
|
|
(lambda (port)
|
|
|
|
|
(display
|
|
|
|
|
(string-append
|
|
|
|
|
(ungexp-splicing
|
|
|
|
|
`(,@(if proxy
|
|
|
|
|
`("PROXY=" ,proxy "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if mirror
|
|
|
|
|
`("MIRROR=" ,mirror "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if arch
|
|
|
|
|
`("ARCH=" ,arch "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if suite
|
|
|
|
|
`("SUITE=" ,suite "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if (not (null? extra-pkgs))
|
|
|
|
|
`("EXTRA_PKGS=" ,(string-join extra-pkgs ",") "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if (not (null? components))
|
|
|
|
|
`("COMPONENTS=" ,(string-join components ",") "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if customize-dir
|
|
|
|
|
`("CUSTOMIZE_DIR=" ,customize-dir "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if generate-cache?
|
|
|
|
|
'("GENERATE_CACHE=yes\n")
|
|
|
|
|
'("GENERATE_CACHE=no\n"))
|
|
|
|
|
,@(if clean-cache
|
|
|
|
|
`("CLEAN_CACHE=" ,(number->string clean-cache) "\n")
|
|
|
|
|
'())
|
|
|
|
|
,@(if partition-style
|
|
|
|
|
(if (symbol? partition-style)
|
|
|
|
|
`("PARTITION_STYLE="
|
|
|
|
|
,(symbol->string partition-style) "\n")
|
|
|
|
|
`("PARTITION_STYLE=" ,partition-style "\n"))
|
|
|
|
|
'())
|
|
|
|
|
,@(if partition-alignment
|
|
|
|
|
`("PARTITION_ALIGNMENT="
|
|
|
|
|
,(number->string partition-alignment) "\n")
|
|
|
|
|
'()))))
|
|
|
|
|
port)))
|
|
|
|
|
#:local-build? #t)))))
|
|
|
|
|
|
|
|
|
|
(define (ganeti-os->directory os)
|
|
|
|
|
"Return the derivation to build the configuration directory to be installed
|
|
|
|
|
in /etc/ganeti/instance-$os for OS."
|
|
|
|
|
(let* ((name (ganeti-os-name os))
|
|
|
|
|
(extension (ganeti-os-extension os))
|
|
|
|
|
(variants (ganeti-os-variants os))
|
|
|
|
|
(names (map ganeti-os-variant-name variants))
|
|
|
|
|
(configs (map ganeti-os-variant-configuration variants)))
|
|
|
|
|
(with-imported-modules '((guix build utils))
|
|
|
|
|
(define builder
|
|
|
|
|
#~(begin
|
|
|
|
|
(use-modules (guix build utils)
|
|
|
|
|
(ice-9 format)
|
|
|
|
|
(ice-9 match)
|
|
|
|
|
(srfi srfi-1))
|
|
|
|
|
(mkdir-p #$output)
|
|
|
|
|
(unless (null? '#$names)
|
|
|
|
|
(let ((variants-dir (string-append #$output "/variants")))
|
|
|
|
|
(mkdir-p variants-dir)
|
|
|
|
|
(call-with-output-file (string-append variants-dir "/variants.list")
|
|
|
|
|
(lambda (port)
|
|
|
|
|
(format port "~a~%"
|
|
|
|
|
(string-join '#$names "\n"))))
|
|
|
|
|
(for-each (match-lambda
|
|
|
|
|
((name file)
|
|
|
|
|
(symlink file
|
|
|
|
|
(string-append variants-dir "/" name
|
|
|
|
|
#$extension))))
|
|
|
|
|
|
|
|
|
|
'#$(zip names configs))))))
|
|
|
|
|
|
|
|
|
|
(computed-file (string-append name "-os") builder))))
|
|
|
|
|
|
|
|
|
|
(define (ganeti-directory file-storage-file os)
|
|
|
|
|
(let ((dirs (map ganeti-os->directory os))
|
|
|
|
|
(names (map ganeti-os-name os)))
|
|
|
|
|
(define builder
|
|
|
|
|
#~(begin
|
|
|
|
|
(use-modules (ice-9 match))
|
|
|
|
|
(mkdir #$output)
|
|
|
|
|
(when #$file-storage-file
|
|
|
|
|
(symlink #$file-storage-file
|
|
|
|
|
(string-append #$output "/file-storage-paths")))
|
|
|
|
|
(for-each (match-lambda
|
|
|
|
|
((name dest)
|
|
|
|
|
(symlink dest
|
|
|
|
|
(string-append #$output "/instance-" name))))
|
|
|
|
|
'#$(zip names dirs))))
|
|
|
|
|
(computed-file "etc-ganeti" builder)))
|
|
|
|
|
|
|
|
|
|
(define (file-storage-file paths)
|
|
|
|
|
(match paths
|
|
|
|
|
((? null?) #f)
|
|
|
|
|
((? list?) (plain-file
|
|
|
|
|
"file-storage-paths"
|
|
|
|
|
(string-join paths "\n")))
|
|
|
|
|
(_ paths)))
|
|
|
|
|
|
|
|
|
|
(define (ganeti-etc-service config)
|
|
|
|
|
(list `("ganeti" ,(ganeti-directory
|
|
|
|
|
(file-storage-file
|
|
|
|
|
(ganeti-configuration-file-storage-paths config))
|
|
|
|
|
(ganeti-configuration-os config)))))
|
|
|
|
|
|
|
|
|
|
(define (debootstrap-os variants)
|
|
|
|
|
(ganeti-os
|
|
|
|
|
(name "debootstrap")
|
|
|
|
|
(extension ".conf")
|
|
|
|
|
(variants variants)))
|
|
|
|
|
|
|
|
|
|
(define (debootstrap-variant name configuration)
|
|
|
|
|
(ganeti-os-variant
|
|
|
|
|
(name name)
|
|
|
|
|
(configuration configuration)))
|
|
|
|
|
|
|
|
|
|
(define %default-debootstrap-variants
|
|
|
|
|
(list (debootstrap-variant
|
|
|
|
|
"default"
|
|
|
|
|
(debootstrap-configuration))))
|
|
|
|
|
|
|
|
|
|
(define (guix-os variants)
|
|
|
|
|
(ganeti-os
|
|
|
|
|
(name "guix")
|
|
|
|
|
(extension ".scm")
|
|
|
|
|
(variants variants)))
|
|
|
|
|
|
|
|
|
|
(define (guix-variant name configuration)
|
|
|
|
|
(ganeti-os-variant
|
|
|
|
|
(name name)
|
|
|
|
|
(configuration configuration)))
|
|
|
|
|
|
|
|
|
|
(define %default-guix-variants
|
|
|
|
|
(list (guix-variant
|
|
|
|
|
"default"
|
|
|
|
|
(file-append ganeti-instance-guix
|
|
|
|
|
"/share/doc/ganeti-instance-guix/examples/dynamic.scm"))))
|
|
|
|
|
|
|
|
|
|
;; The OS configurations usually come with a default OS. To make them work
|
|
|
|
|
;; out of the box, follow suit.
|
|
|
|
|
(define %default-ganeti-os
|
|
|
|
|
(list (debootstrap-os %default-debootstrap-variants)
|
|
|
|
|
(guix-os %default-guix-variants)))
|
|
|
|
|
|
|
|
|
|
(define ganeti-service-type
|
|
|
|
|
(service-type (name 'ganeti)
|
|
|
|
|
(extensions
|
|
|
|
|
(list (service-extension activation-service-type
|
|
|
|
|
ganeti-activation)
|
|
|
|
|
(service-extension shepherd-root-service-type
|
|
|
|
|
ganeti-shepherd-services)
|
|
|
|
|
(service-extension etc-service-type
|
|
|
|
|
ganeti-etc-service)
|
|
|
|
|
(service-extension profile-service-type
|
|
|
|
|
(compose list ganeti-configuration-ganeti))
|
|
|
|
|
(service-extension mcron-service-type
|
|
|
|
|
ganeti-mcron-jobs)))
|
|
|
|
|
(default-value (ganeti-configuration (os %default-ganeti-os)))
|
|
|
|
|
(description
|
|
|
|
|
"Ganeti is a family of services that are designed to run
|
|
|
|
|
on a fleet of machines and facilitate deployment and maintenance of virtual
|
|
|
|
|
servers (@dfn{instances}). It can migrate instances between nodes, automatically
|
|
|
|
|
restart failed instances, evacuate nodes, and much more.")))
|
