mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-11-17 12:17:10 -05:00
e6b1a2248f
Fixes <https://bugs.gnu.org/35553>. Reported by Bruno Haible <bruno@clisp.org>. * gnu/services/base.scm (login-pam-service): Pass #:login-uid? #t to 'unix-pam-service'. * gnu/services/ssh.scm (lsh-pam-services, openssh-pam-services): Likewise. * gnu/services/xorg.scm (slim-pam-service): Likewise. (gdm-pam-service): Likewise for "gdm-autologin" and "gdm-password". * gnu/tests/base.scm (run-basic-test)["getlogin on tty1"]: New test. * gnu/tests/ssh.scm (run-ssh-test): Add #:test-getlogin? parameter. ["getlogin"]: New test. (%test-dropbear): Pass #:test-getlogin? #f.
242 lines
10 KiB
Scheme
242 lines
10 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
|
;;; Copyright © 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
|
|
;;; Copyright © 2017, 2018 Clément Lassieur <clement@lassieur.org>
|
|
;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com>
|
|
;;;
|
|
;;; 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 ssh)
|
|
#:use-module (gnu tests)
|
|
#:use-module (gnu system)
|
|
#:use-module (gnu system vm)
|
|
#:use-module (gnu services)
|
|
#:use-module (gnu services ssh)
|
|
#:use-module (gnu services networking)
|
|
#:use-module (gnu packages ssh)
|
|
#:use-module (guix gexp)
|
|
#:use-module (guix store)
|
|
#:export (%test-openssh
|
|
%test-dropbear))
|
|
|
|
(define* (run-ssh-test name ssh-service pid-file
|
|
#:key (sftp? #f) (test-getlogin? #t))
|
|
"Run a test of an OS running SSH-SERVICE, which writes its PID to PID-FILE.
|
|
SSH-SERVICE must be configured to listen on port 22 and to allow for root and
|
|
empty-password logins.
|
|
|
|
When SFTP? is true, run an SFTP server test."
|
|
(define os
|
|
(marionette-operating-system
|
|
(simple-operating-system (service dhcp-client-service-type) ssh-service)
|
|
#:imported-modules '((gnu services herd)
|
|
(guix combinators))))
|
|
(define vm
|
|
(virtual-machine
|
|
(operating-system os)
|
|
(port-forwardings '((2222 . 22)))))
|
|
|
|
(define test
|
|
(with-imported-modules '((gnu build marionette))
|
|
(with-extensions (list guile-ssh)
|
|
#~(begin
|
|
(use-modules (gnu build marionette)
|
|
(srfi srfi-26)
|
|
(srfi srfi-64)
|
|
(ice-9 textual-ports)
|
|
(ice-9 match)
|
|
(ssh session)
|
|
(ssh auth)
|
|
(ssh channel)
|
|
(ssh popen)
|
|
(ssh sftp))
|
|
|
|
(define marionette
|
|
;; Enable TCP forwarding of the guest's port 22.
|
|
(make-marionette (list #$vm)))
|
|
|
|
(define (make-session-for-test)
|
|
"Make a session with predefined parameters for a test."
|
|
(make-session #:user "root"
|
|
#:port 2222
|
|
#:host "localhost"
|
|
#:log-verbosity 'protocol))
|
|
|
|
(define (call-with-connected-session proc)
|
|
"Call the one-argument procedure PROC with a freshly created and
|
|
connected SSH session object, return the result of the procedure call. The
|
|
session is disconnected when the PROC is finished."
|
|
(let ((session (make-session-for-test)))
|
|
(dynamic-wind
|
|
(lambda ()
|
|
(let ((result (connect! session)))
|
|
(unless (equal? result 'ok)
|
|
(error "Could not connect to a server"
|
|
session result))))
|
|
(lambda () (proc session))
|
|
(lambda () (disconnect! session)))))
|
|
|
|
(define (call-with-connected-session/auth proc)
|
|
"Make an authenticated session. We should be able to connect as
|
|
root with an empty password."
|
|
(call-with-connected-session
|
|
(lambda (session)
|
|
;; Try the simple authentication methods. Dropbear requires
|
|
;; 'none' when there are no passwords, whereas OpenSSH accepts
|
|
;; 'password' with an empty password.
|
|
(let loop ((methods (list (cut userauth-password! <> "")
|
|
(cut userauth-none! <>))))
|
|
(match methods
|
|
(()
|
|
(error "all the authentication methods failed"))
|
|
((auth rest ...)
|
|
(match (pk 'auth (auth session))
|
|
('success
|
|
(proc session))
|
|
('denied
|
|
(loop rest)))))))))
|
|
|
|
(mkdir #$output)
|
|
(chdir #$output)
|
|
|
|
(test-begin "ssh-daemon")
|
|
|
|
;; Wait for sshd to be up and running.
|
|
(test-assert "service running"
|
|
(marionette-eval
|
|
'(begin
|
|
(use-modules (gnu services herd))
|
|
(start-service 'ssh-daemon))
|
|
marionette))
|
|
|
|
;; Check sshd's PID file.
|
|
(test-equal "sshd PID"
|
|
(wait-for-file #$pid-file marionette)
|
|
(marionette-eval
|
|
'(begin
|
|
(use-modules (gnu services herd)
|
|
(srfi srfi-1))
|
|
|
|
(live-service-running
|
|
(find (lambda (live)
|
|
(memq 'ssh-daemon
|
|
(live-service-provision live)))
|
|
(current-services))))
|
|
marionette))
|
|
|
|
;; Connect to the guest over SSH. Make sure we can run a shell
|
|
;; command there.
|
|
(test-equal "shell command"
|
|
'hello
|
|
(call-with-connected-session/auth
|
|
(lambda (session)
|
|
;; FIXME: 'get-server-public-key' segfaults.
|
|
;; (get-server-public-key session)
|
|
(let ((channel (make-channel session)))
|
|
(channel-open-session channel)
|
|
(channel-request-exec channel "echo hello > /root/witness")
|
|
(and (zero? (channel-get-exit-status channel))
|
|
(wait-for-file "/root/witness" marionette))))))
|
|
|
|
;; Check whether the 'getlogin' procedure returns the right thing.
|
|
(unless #$test-getlogin?
|
|
(test-skip 1))
|
|
(test-equal "getlogin"
|
|
'(0 "root")
|
|
(call-with-connected-session/auth
|
|
(lambda (session)
|
|
(let* ((pipe (open-remote-input-pipe
|
|
session
|
|
"guile -c '(display (getlogin))'"))
|
|
(output (get-string-all pipe))
|
|
(status (channel-get-exit-status pipe)))
|
|
(list status output)))))
|
|
|
|
;; Connect to the guest over SFTP. Make sure we can write and
|
|
;; read a file there.
|
|
(unless #$sftp?
|
|
(test-skip 1))
|
|
(test-equal "SFTP file writing and reading"
|
|
'hello
|
|
(call-with-connected-session/auth
|
|
(lambda (session)
|
|
(let ((sftp-session (make-sftp-session session))
|
|
(witness "/root/sftp-witness"))
|
|
(call-with-remote-output-file sftp-session witness
|
|
(cut display "hello" <>))
|
|
(call-with-remote-input-file sftp-session witness
|
|
read)))))
|
|
|
|
;; Connect to the guest over SSH. Make sure we can run commands
|
|
;; from the system profile.
|
|
(test-equal "run executables from system profile"
|
|
#t
|
|
(call-with-connected-session/auth
|
|
(lambda (session)
|
|
(let ((channel (make-channel session)))
|
|
(channel-open-session channel)
|
|
(channel-request-exec
|
|
channel
|
|
(string-append
|
|
"mkdir -p /root/.guix-profile/bin && "
|
|
"touch /root/.guix-profile/bin/path-witness && "
|
|
"chmod 755 /root/.guix-profile/bin/path-witness"))
|
|
(zero? (channel-get-exit-status channel))))))
|
|
|
|
;; Connect to the guest over SSH. Make sure we can run commands
|
|
;; from the user profile.
|
|
(test-equal "run executable from user profile"
|
|
#t
|
|
(call-with-connected-session/auth
|
|
(lambda (session)
|
|
(let ((channel (make-channel session)))
|
|
(channel-open-session channel)
|
|
(channel-request-exec channel "path-witness")
|
|
(zero? (channel-get-exit-status channel))))))
|
|
|
|
(test-end)
|
|
(exit (= (test-runner-fail-count (test-runner-current)) 0))))))
|
|
|
|
(gexp->derivation name test))
|
|
|
|
(define %test-openssh
|
|
(system-test
|
|
(name "openssh")
|
|
(description "Connect to a running OpenSSH daemon.")
|
|
(value (run-ssh-test name
|
|
;; Allow root logins with an empty password to
|
|
;; simplify testing.
|
|
(service openssh-service-type
|
|
(openssh-configuration
|
|
(permit-root-login #t)
|
|
(allow-empty-passwords? #t)))
|
|
"/var/run/sshd.pid"
|
|
#:sftp? #t))))
|
|
|
|
(define %test-dropbear
|
|
(system-test
|
|
(name "dropbear")
|
|
(description "Connect to a running Dropbear SSH daemon.")
|
|
(value (run-ssh-test name
|
|
(service dropbear-service-type
|
|
(dropbear-configuration
|
|
(root-login? #t)
|
|
(allow-empty-passwords? #t)))
|
|
"/var/run/dropbear.pid"
|
|
|
|
;; XXX: Our Dropbear is not built with PAM support.
|
|
;; Even when it is, it seems to ignore the PAM
|
|
;; 'session' requirements.
|
|
#:test-getlogin? #f))))
|