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151| 2022-05-01 | services: opendht: Use 'least-authority-wrapper'....* gnu/services/networking.scm (opendht-configuration->command-line-arguments):
Use 'least-authority-wrapper'.
(opendht-shepherd-service): Use 'make-forkexec-constructor'.
| Ludovic Courtès | |
| 2022-05-01 | services: ipfs: Use 'least-authority-wrapper'....* gnu/services/networking.scm (ipfs-binary): Call
'least-authority-wrapper'.
(%ipfs-home-mapping): Remove surrounding gexp.
(ipfs-shepherd-service)[exec-command]: New procedure.
[ipfs-config-command, set-config!-gexp, shepherd&co]
[container-gexp, container-script]: Remove.
[inner-gexp]: Use 'exec-command'.
| Ludovic Courtès |
rvices docker)
#:use-module (gnu packages bash)
#:use-module (gnu packages guile)
#:use-module (gnu packages linux) ;singularity
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix grafts)
#:use-module (guix monads)
#:use-module (guix packages)
#:use-module (guix profiles)
#:use-module (guix scripts pack)
#:export (%test-singularity))
(define %singularity-os
(simple-operating-system
(service singularity-service-type)
(simple-service 'guest-account
account-service-type
(list (user-account (name "guest") (uid 1000) (group "guest"))
(user-group (name "guest") (id 1000))))))
(define (run-singularity-test image)
"Load IMAGE, a Squashfs image, as a Singularity image and run it inside
%SINGULARITY-OS."
(define os
(marionette-operating-system %singularity-os))
(define singularity-exec
#~(begin
(use-modules (ice-9 popen) (rnrs io ports))
(let* ((pipe (open-pipe* OPEN_READ
#$(file-append singularity
"/bin/singularity")
"exec" #$image "/bin/guile"
"-c" "(display \"hello, world\")"))
(str (get-string-all pipe))
(status (close-pipe pipe)))
(and (zero? status)
(string=? str "hello, world")))))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette))
(define marionette
(make-marionette (list #$(virtual-machine os))))
(mkdir #$output)
(chdir #$output)
(test-begin "singularity")
(test-assert "singularity exec /bin/guile (as root)"
(marionette-eval '#$singularity-exec
marionette))
(test-equal "singularity exec /bin/guile (unprivileged)"
0
(marionette-eval
`(begin
(use-modules (ice-9 match))
(match (primitive-fork)
(0
(dynamic-wind
(const #f)
(lambda ()
(setgid 1000)
(setuid 1000)
(execl #$(program-file "singularity-exec-test"
#~(exit #$singularity-exec))
"test"))
(lambda ()
(primitive-exit 127))))
(pid
(cdr (waitpid pid)))))
marionette))
(test-equal "singularity run" ;test the entry point
42
(marionette-eval
`(status:exit-val
(system* #$(file-append singularity "/bin/singularity")
"run" #$image "-c" "(exit 42)"))
marionette))
;; FIXME: Singularity 2.x doesn't directly honor
;; /.singularity.d/env/*.sh. Instead, you have to load those files
;; manually, which we don't do. Remove 'test-skip' call once we've
;; switch to Singularity 3.x.
(test-skip 1)
(test-equal "singularity run, with environment"
0
(marionette-eval
;; Check whether GUILE_LOAD_PATH is properly set, allowing us to
;; find the (json) module.
`(status:exit-val
(system* #$(file-append singularity "/bin/singularity")
"--debug" "run" #$image "-c" "(use-modules (json))"))
marionette))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
(gexp->derivation "singularity-test" test))
(define (build-tarball&run-singularity-test)
(mlet* %store-monad
((_ (set-grafting #f))
(guile (set-guile-for-build (default-guile)))
;; 'singularity exec' insists on having /bin/sh in the image.
(profile (profile-derivation (packages->manifest
(list bash-minimal
guile-2.2 guile-json-3))
#:hooks '()
#:locales? #f))
(tarball (squashfs-image "singularity-pack" profile
#:entry-point "bin/guile"
#:symlinks '(("/bin" -> "bin")))))
(run-singularity-test tarball)))
(define %test-singularity
(system-test
(name "singularity")
(description "Test Singularity container of Guix.")
(value (build-tarball&run-singularity-test))))
