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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))))
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