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tests: Add cuirass test.

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Mathieu Othacehe 2021-01-21 12:18:42 +01:00
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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 Mathieu Othacehe <othacehe@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 cuirass)
#:use-module (gnu tests)
#:use-module (gnu system)
#:use-module (gnu system vm)
#:use-module (gnu system install)
#:use-module (gnu packages databases)
#:use-module (gnu packages guile)
#:use-module (gnu packages version-control)
#:use-module (gnu services)
#:use-module (gnu services avahi)
#:use-module (gnu services base)
#:use-module (gnu services cuirass)
#:use-module (gnu services databases)
#:use-module (gnu services networking)
#:use-module (guix gexp)
#:use-module (guix store)
#:export (%cuirass-test))
(define (run-cuirass-test)
(define %cuirass-specs
#~(list
'((#:name . "test")
(#:load-path-inputs . ())
(#:package-path-inputs . ())
(#:proc-input . "main")
(#:proc-file . "derivation.scm")
(#:proc . main)
(#:proc-args . ())
(#:inputs . (((#:name . "main")
(#:url . "file:///tmp/cuirass-main/")
(#:load-path . ".")
(#:branch . "master")
(#:no-compile? . #t))))
(#:build-outputs . ())
(#:priority . 1))))
(define %derivation-file
(scheme-file
"derivation.scm"
'(begin
(use-modules (guix)
(srfi srfi-1)
(ice-9 match))
(define (derivation->alist store drv)
`((#:derivation . ,(derivation-file-name drv))
(#:log . ,(log-file store (derivation-file-name drv)))
(#:outputs . ,(filter-map (lambda (res)
(match res
((name . path)
`(,name . ,path))))
(derivation->output-paths drv)))
(#:nix-name . ,(derivation-name drv))
(#:system . ,(derivation-system drv))
(#:max-silent-time . 3600)
(#:timeout . 3600)))
(define (main store arguments)
(let* ((file (plain-file "test" "this is a test derivation"))
(job-name "test-job")
(drv (run-with-store store
(gexp->derivation
job-name
#~(begin
(mkdir #$output)
(symlink #$file
(string-append #$output "/file")))))))
(list (lambda ()
`((#:job-name . ,job-name)
,@(derivation->alist store drv)))))))))
(define os
(marionette-operating-system
(simple-operating-system
(service cuirass-service-type
(cuirass-configuration
(specifications %cuirass-specs)
(host "0.0.0.0")
(use-substitutes? #t)))
(service dhcp-client-service-type)
;; Create a Git repository to host Cuirass' specification.
(simple-service
'create-git-directory activation-service-type
#~(begin
(let* ((git (string-append #$git "/bin/git"))
(main "/tmp/cuirass-main")
(file (string-append main "/derivation.scm")))
(mkdir-p main)
(with-directory-excursion main
(copy-file #$%derivation-file file)
(invoke git "config" "--global" "user.email"
"charlie@example.org")
(invoke git "config" "--global" "user.name" "A U Thor")
(invoke git "init")
(invoke git "add" ".")
(invoke git "commit" "-m" "That's a commit.")))))
;; The Guix-daemon & Cuirass will complain if the store is
;; read-only. Create a store overlay to solve this issue.
(simple-service
'mount-cow-store activation-service-type
#~(begin
(use-modules (guix build syscalls)
(guix build utils))
(mkdir-p "/rw-store")
(mount "none" "/rw-store" "tmpfs")
(mkdir-p "/rw-store/upper")
(mkdir-p "/rw-store/work")
(mount "none" "/gnu/store" "overlay" 0
"lowerdir=/gnu/store,upperdir=/rw-store/upper,workdir=/rw-store/work")))
(service postgresql-service-type
(postgresql-configuration
(postgresql postgresql-10)))
(service postgresql-role-service-type))
#:imported-modules '((gnu services herd)
(guix combinators)
(guix build syscalls)
(guix build utils))))
(define cuirass-web-port 8081)
(define forward-port 5000)
(define vm
(virtual-machine
(operating-system os)
(memory-size 1024)
(port-forwardings `((,forward-port . ,cuirass-web-port)))))
(define test
(with-extensions (list guile-json-4)
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette)
(ice-9 match)
(ice-9 rdelim)
(json)
(rnrs bytevectors)
(web client) (web response))
(define marionette
(make-marionette (list #$vm)))
(define (query path)
(http-get
(format #f "http://localhost:~a~a"
#$(number->string forward-port)
path)))
(define* (retry f #:key times delay)
(let loop ((attempt 1))
(let ((result (f)))
(cond
(result result)
(else
(if (>= attempt times)
#f
(begin
(sleep delay)
(loop (+ 1 attempt)))))))))
(mkdir #$output)
(chdir #$output)
(test-begin "cuirass")
;; Wait for cuirass to be up and running.
(test-assert "cuirass running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'cuirass)
#t)
marionette))
(test-assert "cuirass-web running"
(begin
(wait-for-tcp-port #$cuirass-web-port marionette)
(retry
(lambda ()
(let-values (((response text)
(query "/")))
(eq? (response-code response) 200)))
#:times 5
#:delay 5)))
(test-equal "cuirass-web evaluation"
"test"
(begin
(let-values (((response text)
(query "/api/evaluation?id=1")))
(let ((result
(json-string->scm
(utf8->string text))))
(assoc-ref result "specification")))))
;; Even though there's a store overlay, the Guix database is not
;; initialized, meaning that we won't be able to perform the
;; build. Check at least that it is queued.
(test-assert "cuirass-web build queued"
(begin
(retry
(lambda ()
(let-values (((response text)
(query "/api/queue?nr=1")))
(let ((result
(json-string->scm
(utf8->string text))))
(match (vector->list result)
((build)
(string=? (assoc-ref build "job")
"test-job"))
(else #f)))))
#:times 5
#:delay 5)))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0))))))
(gexp->derivation "cuirass-test" test))
(define %cuirass-test
(system-test
(name "cuirass")
(description "Connect to a Cuirass server.")
(value (run-cuirass-test))))