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authorThomas Danckaert <post@thomasdanckaert.be>2017-03-14 18:12:34 +0100
committerThomas Danckaert <thomas.danckaert@gmail.com>2017-03-24 17:45:56 +0100
commit9260b9d1005559f526569bcf694e9c9b40d85800 (patch)
treebf31061e47c15860edf4c16a6c774585dc231229 /gnu/tests/networking.scm
parent1c17a863f6816a086595106ac553c67e3f177954 (diff)
downloadguix-9260b9d1005559f526569bcf694e9c9b40d85800.tar
guix-9260b9d1005559f526569bcf694e9c9b40d85800.tar.gz
services: Add inetd-service-type.
* gnu/services/networking.scm (<inetd-configuration>, <inetd-entry>): New record types. (inetd-config-file, inetd-shepherd-service): New procedures. (inetd-service-type): New variable. * doc/guix.texi (Networking Services): Document it. * gnu/tests/networking.scm: New file. * gnu/local.mk: Add it.
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
+;;;
+;;; 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 networking)
+ #:use-module (gnu tests)
+ #:use-module (gnu system)
+ #:use-module (gnu system grub)
+ #:use-module (gnu system file-systems)
+ #:use-module (gnu system shadow)
+ #:use-module (gnu system vm)
+ #:use-module (gnu services)
+ #:use-module (gnu services base)
+ #:use-module (gnu services networking)
+ #:use-module (guix gexp)
+ #:use-module (guix store)
+ #:use-module (guix monads)
+ #:use-module (gnu packages bash)
+ #:export (%test-inetd))
+
+(define %inetd-os
+ ;; Operating system with 2 inetd services.
+ (operating-system
+ (host-name "komputilo")
+ (timezone "Europe/Brussels")
+ (locale "en_US.utf8")
+
+ (bootloader (grub-configuration (device "/dev/sdX")))
+ (file-systems %base-file-systems)
+ (firmware '())
+ (users %base-user-accounts)
+ (services (cons* (dhcp-client-service)
+ (service inetd-service-type
+ (inetd-configuration
+ (entries (list
+ (inetd-entry
+ (name "echo")
+ (socket-type 'stream)
+ (protocol "tcp")
+ (wait? #f)
+ (user "root"))
+ (inetd-entry
+ (name "dict")
+ (socket-type 'stream)
+ (protocol "tcp")
+ (wait? #f)
+ (user "root")
+ (program (file-append bash
+ "/bin/bash"))
+ (arguments
+ (list "bash" (plain-file "my-dict.sh" "\
+while read line
+do
+ if [[ $line =~ ^DEFINE\\ (.*)$ ]]
+ then
+ case ${BASH_REMATCH[1]} in
+ Guix)
+ echo GNU Guix is a package management tool for the GNU system.
+ ;;
+ G-expression)
+ echo Like an S-expression but with a G.
+ ;;
+ *)
+ echo NO DEFINITION FOUND
+ ;;
+ esac
+ else
+ echo ERROR
+ fi
+done" ))))))))
+ %base-services))))
+
+(define* (run-inetd-test)
+ "Run tests in %INETD-OS, where the inetd service provides an echo service on
+port 7, and a dict service on port 2628."
+ (mlet* %store-monad ((os -> (marionette-operating-system %inetd-os))
+ (command (system-qemu-image/shared-store-script
+ os #:graphic? #f)))
+ (define test
+ (with-imported-modules '((gnu build marionette))
+ #~(begin
+ (use-modules (ice-9 rdelim)
+ (srfi srfi-64)
+ (gnu build marionette))
+ (define marionette
+ ;; Forward guest ports 7 and 2628 to host ports 8007 and 8628.
+ (make-marionette (list #$command "-net"
+ (string-append
+ "user"
+ ",hostfwd=tcp::8007-:7"
+ ",hostfwd=tcp::8628-:2628"))))
+
+ (mkdir #$output)
+ (chdir #$output)
+
+ (test-begin "inetd")
+
+ ;; Make sure the PID file is created.
+ (test-assert "PID file"
+ (marionette-eval
+ '(file-exists? "/var/run/inetd.pid")
+ marionette))
+
+ ;; Test the echo service.
+ (test-equal "echo response"
+ "Hello, Guix!"
+ (let ((echo (socket PF_INET SOCK_STREAM 0))
+ (addr (make-socket-address AF_INET INADDR_LOOPBACK 8007)))
+ (connect echo addr)
+ (display "Hello, Guix!\n" echo)
+ (let ((response (read-line echo)))
+ (close echo)
+ response)))
+
+ ;; Test the dict service
+ (test-equal "dict response"
+ "GNU Guix is a package management tool for the GNU system."
+ (let ((dict (socket PF_INET SOCK_STREAM 0))
+ (addr (make-socket-address AF_INET INADDR_LOOPBACK 8628)))
+ (connect dict addr)
+ (display "DEFINE Guix\n" dict)
+ (let ((response (read-line dict)))
+ (close dict)
+ response)))
+
+ (test-end)
+ (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
+
+ (gexp->derivation "inetd-test" test)))
+
+(define %test-inetd
+ (system-test
+ (name "inetd")
+ (description "Connect to a host with an INETD server.")
+ (value (run-inetd-test))))