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Diffstat (limited to 'gnu/tests')
| -rw-r--r-- | gnu/tests/ganeti.scm | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/gnu/tests/ganeti.scm b/gnu/tests/ganeti.scm new file mode 100644 index 0000000000..0615edcde4 --- /dev/null +++ b/gnu/tests/ganeti.scm @@ -0,0 +1,265 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2020 Marius Bakke <marius@gnu.org>. +;;; +;;; This file is part of GNU Guix. +;;; +;;; GNU Guix is free software; you can redistribute it and/or modify it +;;; under the terms of the GNU General Public License as published by +;;; the Free Software Foundation; either version 3 of the License, or (at +;;; your option) any later version. +;;; +;;; GNU Guix is distributed in the hope that it will be useful, but +;;; WITHOUT ANY WARRANTY; without even the implied warranty of +;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;;; GNU General Public License for more details. +;;; +;;; You should have received a copy of the GNU General Public License +;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. + +(define-module (gnu tests ganeti) + #:use-module (gnu) + #:use-module (gnu tests) + #:use-module (gnu system vm) + #:use-module (gnu services) + #:use-module (gnu services ganeti) + #:use-module (gnu services networking) + #:use-module (gnu services ssh) + #:use-module (gnu packages virtualization) + #:use-module (guix gexp) + #:use-module (ice-9 format) + #:export (%test-ganeti-kvm %test-ganeti-lxc)) + +(define %ganeti-os + (operating-system + (host-name "gnt1") + (timezone "Etc/UTC") + (locale "en_US.UTF-8") + + (bootloader (bootloader-configuration + (bootloader grub-bootloader) + (target "/dev/vda"))) + (file-systems (cons (file-system + (device (file-system-label "my-root")) + (mount-point "/") + (type "ext4")) + %base-file-systems)) + (firmware '()) + + ;; The hosts file must contain a nonlocal IP for host-name. + ;; In addition, the cluster name must resolve to an IP address that + ;; is not currently provisioned. + (hosts-file (plain-file "hosts" (format #f " +127.0.0.1 localhost +::1 localhost +10.0.2.2 gnt1.example.com gnt1 +192.168.254.254 ganeti.example.com +"))) + + (packages (append (list ganeti-instance-debootstrap ganeti-instance-guix) + %base-packages)) + (services + (append (list (static-networking-service "eth0" "10.0.2.2" + #:netmask "255.255.255.0" + #:gateway "10.0.2.1" + #:name-servers '("10.0.2.1")) + + (service openssh-service-type + (openssh-configuration + (permit-root-login 'without-password))) + + (service ganeti-service-type + (ganeti-configuration + (file-storage-paths '("/srv/ganeti/file-storage")) + (os %default-ganeti-os)))) + %base-services)))) + +(define* (run-ganeti-test hypervisor #:key + (master-netdev "eth0") + (hvparams '()) + (extra-packages '()) + (rapi-port 5080) + (noded-port 1811)) + "Run tests in %GANETI-OS." + (define os + (marionette-operating-system + (operating-system + (inherit %ganeti-os) + (packages (append extra-packages + (operating-system-packages %ganeti-os)))) + #:imported-modules '((gnu services herd) + (guix combinators)))) + + (define %forwarded-rapi-port 5080) + (define %forwarded-noded-port 1811) + + (define vm + (virtual-machine + (operating-system os) + ;; Some of the daemons are fairly memory-hungry. + (memory-size 512) + ;; Forward HTTP ports so we can access them from the "outside". + (port-forwardings `((,%forwarded-rapi-port . ,rapi-port) + (,%forwarded-noded-port . ,noded-port))))) + + (define test + (with-imported-modules '((gnu build marionette)) + #~(begin + (use-modules (srfi srfi-11) (srfi srfi-64) + (web uri) (web client) (web response) + (gnu build marionette)) + + (define marionette + (make-marionette (list #$vm))) + + (mkdir #$output) + (chdir #$output) + + (test-begin "ganeti") + + ;; Ganeti uses the Shepherd to start/stop daemons, so make sure + ;; it is ready before we begin. It takes a while because all + ;; Ganeti daemons fail to start initially. + (test-assert "shepherd is ready" + (wait-for-unix-socket "/var/run/shepherd/socket" marionette)) + + (test-eq "gnt-cluster init" + 0 + (marionette-eval + '(begin + (setenv + "PATH" + ;; Init needs to run 'ssh-keygen', 'ip', etc. + "/run/current-system/profile/sbin:/run/current-system/profile/bin") + (system* #$(file-append ganeti "/sbin/gnt-cluster") "init" + (string-append "--master-netdev=" #$master-netdev) + ;; TODO: Enable more disk backends. + "--enabled-disk-templates=file" + (string-append "--enabled-hypervisors=" + #$hypervisor) + (string-append "--hypervisor-parameters=" + #$hypervisor ":" + (string-join '#$hvparams "\n")) + ;; Set the default NIC mode to 'routed' to avoid having to + ;; configure a full bridge to placate 'gnt-cluster verify'. + "--nic-parameters=mode=routed,link=eth0" + "ganeti.example.com")) + marionette)) + + ;; Disable the watcher while doing daemon tests to prevent interference. + (test-eq "watcher pause" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/sbin/gnt-cluster") + "watcher" "pause" "1h")) + marionette)) + + (test-assert "force-start wconfd" + ;; Check that the 'force-start' Shepherd action works, used in a + ;; master-failover scenario. + (marionette-eval + '(begin + (setenv "PATH" "/run/current-system/profile/bin") + (invoke "herd" "stop" "ganeti-wconfd") + (invoke "herd" "disable" "ganeti-wconfd") + (invoke "herd" "force-start" "ganeti-wconfd")) + marionette)) + + ;; Verify that the cluster is healthy. + (test-eq "gnt-cluster verify 1" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/sbin/gnt-cluster") "verify")) + marionette)) + + ;; Try stopping and starting daemons with daemon-util like + ;; 'gnt-node add', 'gnt-cluster init', etc. + (test-eq "daemon-util stop-all" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/lib/ganeti/daemon-util") + "stop-all")) + marionette)) + + (test-eq "daemon-util start-all" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/lib/ganeti/daemon-util") + "start-all")) + marionette)) + + ;; Check that the cluster is still healthy after the daemon restarts. + (test-eq "gnt-cluster verify 2" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/sbin/gnt-cluster") "verify")) + marionette)) + + (test-eq "watcher continue" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/sbin/gnt-cluster") + "watcher" "continue")) + marionette)) + + ;; Try accessing the RAPI. This causes an expected failure: + ;; https://github.com/ganeti/ganeti/issues/1502 + ;; Run it anyway for easy testing of potential fixes. + (test-equal "http-get RAPI version" + '(200 "2") + (let-values + (((response text) + (http-get #$(simple-format + #f "http://localhost:~A/version" + %forwarded-rapi-port) + #:decode-body? #t))) + (list (response-code response) text))) + + (test-equal "gnt-os list" + "debootstrap+default\nguix+default\n" + (marionette-eval + '(begin + (use-modules (ice-9 popen)) + (let* ((port (open-pipe* + OPEN_READ + #$(file-append ganeti "/sbin/gnt-os") + "list" "--no-headers")) + (output (get-string-all port))) + (close-pipe port) + output)) + marionette)) + + (test-eq "gnt-cluster destroy" + 0 + (marionette-eval + '(begin + (system* #$(file-append ganeti "/sbin/gnt-cluster") + "destroy" "--yes-do-it")) + marionette)) + + (test-end) + (exit (= (test-runner-fail-count (test-runner-current)) 1))))) + + (gexp->derivation (string-append "ganeti-" hypervisor "-test") test)) + +(define %test-ganeti-kvm + (system-test + (name "ganeti-kvm") + (description "Provision a Ganeti cluster using the KVM hypervisor.") + (value (run-ganeti-test "kvm" + ;; Set kernel_path to an empty string to prevent + ;; 'gnt-cluster verify' from testing for its presence. + #:hvparams '("kernel_path=") + #:extra-packages (list qemu))))) + +(define %test-ganeti-lxc + (system-test + (name "ganeti-lxc") + (description "Provision a Ganeti cluster using LXC as the hypervisor.") + (value (run-ganeti-test "lxc" + #:extra-packages (list lxc))))) |