services: Add rabbitmq service.

* gnu/services/high-availability.scm (<rabbitmq-configuration>): New record.
  (rabbitmq-shepherd-service): New procedure.
  (rabbitmq-service-type): New variable.
* gnu/tests/high-availability.scm (run-rabbitmq-test): New procedure.
  (%rabbitmq-os, %tests-rabbitmq): New variables.
* doc/gnu.texi (High Availability Services): Document it.

Change-Id: I53e9f2881b6340e1ed314785e4c5529b81381a3b
Co-authored-by: Christopher Baines <mail@cbaines.net>
Reviewed-by: Ludovic Courtès <ludo@gnu.org>
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

1 files changed, 105 insertions, 0 deletions

diff --git a/gnu/tests/high-availability.scm b/gnu/tests/high-availability.scm
new file mode 100644
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+++ b/gnu/tests/high-availability.scm
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
+;;; Copyright © 2025 Artur Wroblewski <wrobell@riseup.net>
+;;;
+;;; 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 high-availability)
+  #:use-module (gnu tests)
+  #:use-module (gnu system)
+  #:use-module (gnu system file-systems)
+  #:use-module (gnu system shadow)
+  #:use-module (gnu system vm)
+  #:use-module (gnu services)
+  #:use-module (gnu services high-availability)
+  #:use-module (gnu services networking)
+  #:use-module (guix gexp)
+  #:use-module (guix store)
+  #:export (%test-rabbitmq))
+
+(define %rabbitmq-config-file
+  (plain-file "rabbitmq.conf" "
+listeners.tcp.1 = 127.0.0.1:15672
+listeners.tcp.2 = ::1:15672
+"))
+
+(define %rabbitmq-os
+  (simple-operating-system
+    (service rabbitmq-service-type
+             (rabbitmq-configuration (config-file %rabbitmq-config-file)))))
+
+(define* (run-rabbitmq-test #:key (rabbitmq-port 15672))
+  "Run tests in %RABBITMQ-OS, forwarding PORT."
+  (define os
+    (marionette-operating-system
+      %rabbitmq-os
+      #:imported-modules '((gnu services herd)
+                           (guix combinators))))
+
+  (define forwarded-port 15672)
+
+  (define vm
+    (virtual-machine
+     (operating-system os)
+     (memory-size 512)
+     (port-forwardings `((,rabbitmq-port . ,forwarded-port)))))
+
+  (define test
+    (with-imported-modules '((gnu build marionette))
+      #~(begin
+          (use-modules (srfi srfi-64)
+                       (gnu build marionette)
+                       (ice-9 rdelim))
+
+          (define marionette
+            (make-marionette (list #$vm)))
+
+          (mkdir #$output)
+          (chdir #$output)
+
+          (test-runner-current (system-test-runner #$output))
+          (test-begin "rabbitmq")
+
+          ;; Wait for RabbitMQ broker to be up and running.
+          (test-assert "service running"
+            (marionette-eval
+             '(begin
+                (use-modules (gnu services herd))
+                (match (start-service 'rabbitmq)
+                  (#f #f)
+                  (('service response-parts ...)
+                   (match (assq-ref response-parts 'running)
+                     ((#t) #t)
+                     ((pid) pid)))))
+             marionette))
+
+          (test-assert "RabbitMQ port ready"
+            (wait-for-tcp-port #$forwarded-port marionette))
+
+          (test-assert "RabbitMQ log file exists"
+            (marionette-eval
+             '(file-exists? "/var/log/rabbitmq/rabbit@komputilo.log")
+             marionette))
+
+          (test-end))))
+
+  (gexp->derivation "rabbitmq-test" test))
+
+(define %test-rabbitmq
+  (system-test
+   (name "rabbitmq")
+   (description "Connect to a running RABBITMQ server.")
+   (value (run-rabbitmq-test))))