guix/tests/store.scm
Ludovic Courtès 3c799ccb98
tests: Make sure substituted items are deduplicated.
* tests/store.scm ("substitute, deduplication"): New test.
2020-12-19 23:25:01 +01:00

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@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 (test-store)
#:use-module (guix tests)
#:use-module (guix config)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (guix monads)
#:use-module ((gcrypt hash) #:prefix gcrypt:)
#:use-module ((gcrypt pk-crypto) #:prefix gcrypt:)
#:use-module (guix pki)
#:use-module (guix base32)
#:use-module (guix packages)
#:use-module (guix derivations)
#:use-module (guix serialization)
#:use-module (guix build utils)
#:use-module (guix gexp)
#:use-module (gnu packages)
#:use-module (gnu packages bootstrap)
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports)
#:use-module (web uri)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-34)
#:use-module (srfi srfi-64))
;; Test the (guix store) module.
(define %store
(open-connection-for-tests))
(define %shell
(or (getenv "SHELL") (getenv "CONFIG_SHELL")))
(test-begin "store")
(test-assert "open-connection with file:// URI"
(let ((store (open-connection (string-append "file://"
(%daemon-socket-uri)))))
(and (add-text-to-store store "foo" "bar")
(begin
(close-connection store)
#t))))
(test-equal "connection handshake error"
EPROTO
(let ((port (%make-void-port "rw")))
(guard (c ((store-connection-error? c)
(and (eq? port (store-connection-error-file c))
(store-connection-error-code c))))
(open-connection #f #:port port)
'broken)))
(test-equal "store-path-hash-part"
"283gqy39v3g9dxjy26rynl0zls82fmcg"
(store-path-hash-part
(string-append (%store-prefix)
"/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7")))
(test-equal "store-path-hash-part #f"
#f
(store-path-hash-part
(string-append (%store-prefix)
"/foo/bar/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7")))
(test-equal "store-path-package-name"
"guile-2.0.7"
(store-path-package-name
(string-append (%store-prefix)
"/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7")))
(test-equal "store-path-package-name #f"
#f
(store-path-package-name
"/foo/bar/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7"))
(test-assert "direct-store-path?"
(and (direct-store-path?
(string-append (%store-prefix)
"/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7"))
(not (direct-store-path?
(string-append
(%store-prefix)
"/283gqy39v3g9dxjy26rynl0zls82fmcg-guile-2.0.7/bin/guile")))
(not (direct-store-path? (%store-prefix)))))
(test-skip (if %store 0 15))
(test-equal "profiles/per-user exists and is not writable"
#o755
(stat:perms (stat (string-append %state-directory "/profiles/per-user"))))
(test-equal "profiles/per-user/$USER exists"
(list (getuid) #o755)
(let ((s (stat (string-append %state-directory "/profiles/per-user/"
(passwd:name (getpwuid (getuid)))))))
(list (stat:uid s) (stat:perms s))))
(test-equal "add-to-store"
'("sha1" "sha256" "sha512" "sha3-256" "sha3-512" "blake2s-256")
(let* ((file (search-path %load-path "guix.scm"))
(content (call-with-input-file file get-bytevector-all)))
(map (lambda (hash-algo)
(let ((file (add-to-store %store "guix.scm" #f hash-algo file)))
(and (direct-store-path? file)
(bytevector=? (call-with-input-file file get-bytevector-all)
content)
hash-algo)))
'("sha1" "sha256" "sha512" "sha3-256" "sha3-512" "blake2s-256"))))
(test-equal "add-data-to-store"
#vu8(1 2 3 4 5)
(call-with-input-file (add-data-to-store %store "data" #vu8(1 2 3 4 5))
get-bytevector-all))
(test-assert "valid-path? live"
(let ((p (add-text-to-store %store "hello" "hello, world")))
(valid-path? %store p)))
(test-assert "valid-path? false"
(not (valid-path? %store
(string-append (%store-prefix) "/"
(make-string 32 #\e) "-foobar"))))
(test-equal "with-store, multiple values" ;<https://bugs.gnu.org/42912>
'(1 2 3)
(call-with-values
(lambda ()
(with-store s
(add-text-to-store s "foo" "bar")
(values 1 2 3)))
list))
(test-assert "valid-path? error"
(with-store s
(guard (c ((store-protocol-error? c) #t))
(valid-path? s "foo")
#f)))
(test-assert "valid-path? recovery"
;; Prior to Nix commit 51800e0 (18 Mar. 2014), the daemon would immediately
;; close the connection after receiving a 'valid-path?' RPC with a non-store
;; file name. See
;; <http://article.gmane.org/gmane.linux.distributions.nixos/12411> for
;; details.
(with-store s
(let-syntax ((true-if-error (syntax-rules ()
((_ exp)
(guard (c ((store-protocol-error? c) #t))
exp #f)))))
(and (true-if-error (valid-path? s "foo"))
(true-if-error (valid-path? s "bar"))
(true-if-error (valid-path? s "baz"))
(true-if-error (valid-path? s "chbouib"))
(valid-path? s (add-text-to-store s "valid" "yeah"))))))
(test-assert "hash-part->path"
(let ((p (add-text-to-store %store "hello" "hello, world")))
(equal? (hash-part->path %store (store-path-hash-part p))
p)))
(test-assert "dead-paths"
(let ((p (add-text-to-store %store "random-text" (random-text))))
(->bool (member p (dead-paths %store)))))
;; FIXME: Find a test for `live-paths'.
;;
;; (test-assert "temporary root is in live-paths"
;; (let* ((p1 (add-text-to-store %store "random-text"
;; (random-text) '()))
;; (b (add-text-to-store %store "link-builder"
;; (format #f "echo ~a > $out" p1)
;; '()))
;; (d1 (derivation %store "link"
;; "/bin/sh" `("-e" ,b)
;; #:inputs `((,b) (,p1))))
;; (p2 (derivation->output-path d1)))
;; (and (add-temp-root %store p2)
;; (build-derivations %store (list d1))
;; (valid-path? %store p1)
;; (member (pk p2) (live-paths %store)))))
(test-assert "permanent root"
(let* ((p (with-store store
(let ((p (add-text-to-store store "random-text"
(random-text))))
(add-permanent-root p)
(add-permanent-root p) ; should not throw
p))))
(and (member p (live-paths %store))
(begin
(remove-permanent-root p)
(->bool (member p (dead-paths %store)))))))
(test-assert "dead path can be explicitly collected"
(let ((p (add-text-to-store %store "random-text"
(random-text) '())))
(let-values (((paths freed) (delete-paths %store (list p))))
(and (equal? paths (list p))
;; XXX: On some file systems (notably Btrfs), freed
;; may return 0. See <https://bugs.gnu.org/29363>.
;;(> freed 0)
(not (file-exists? p))))))
(test-assert "add-text-to-store/add-to-store vs. delete-paths"
;; Before, 'add-text-to-store' and 'add-to-store' would return the same
;; store item without noticing that it is no longer valid.
(with-store store
(let* ((text (random-text))
(file (search-path %load-path "guix.scm"))
(path1 (add-text-to-store store "delete-me" text))
(path2 (add-to-store store "delete-me" #t "sha256" file))
(deleted (delete-paths store (list path1 path2))))
(and (string=? path1 (add-text-to-store store "delete-me" text))
(string=? path2 (add-to-store store "delete-me" #t "sha256" file))
(lset= string=? deleted (list path1 path2))
(valid-path? store path1)
(valid-path? store path2)
(file-exists? path1)
(file-exists? path2)))))
(test-equal "add-file-tree-to-store"
`(42
("." directory #t)
("./bar" directory #t)
("./foo" directory #t)
("./foo/a" regular "file a")
("./foo/b" symlink "a")
("./foo/c" directory #t)
("./foo/c/p" regular "file p")
("./foo/c/q" directory #t)
("./foo/c/q/x" regular
,(string-append "#!" %shell "\nexit 42"))
("./foo/c/q/y" symlink "..")
("./foo/c/q/z" directory #t))
(let* ((tree `("file-tree" directory
("foo" directory
("a" regular (data "file a"))
("b" symlink "a")
("c" directory
("p" regular (data ,(string->utf8 "file p")))
("q" directory
("x" executable
(data ,(string-append "#!" %shell "\nexit 42")))
("y" symlink "..")
("z" directory))))
("bar" directory)))
(result (add-file-tree-to-store %store tree)))
(cons (status:exit-val (system* (string-append result "/foo/c/q/x")))
(with-directory-excursion result
(map (lambda (file)
(let ((type (stat:type (lstat file))))
`(,file ,type
,(match type
((or 'regular 'executable)
(call-with-input-file file
get-string-all))
('symlink (readlink file))
('directory #t)))))
(find-files "." #:directories? #t))))))
(test-equal "add-file-tree-to-store, flat"
"Hello, world!"
(let* ((tree `("flat-file" regular (data "Hello, world!")))
(result (add-file-tree-to-store %store tree)))
(and (file-exists? result)
(call-with-input-file result get-string-all))))
(test-assert "references"
(let* ((t1 (add-text-to-store %store "random1"
(random-text)))
(t2 (add-text-to-store %store "random2"
(random-text) (list t1))))
(and (equal? (list t1) (references %store t2))
(equal? (list t2) (referrers %store t1))
(null? (references %store t1))
(null? (referrers %store t2)))))
(test-assert "references/substitutes missing reference info"
(with-store s
(set-build-options s #:use-substitutes? #f)
(guard (c ((store-protocol-error? c) #t))
(let* ((b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b '("--help")
#:inputs `((,b)))))
(references/substitutes s (list (derivation->output-path d) b))
#f))))
(test-assert "references/substitutes with substitute info"
(with-store s
(set-build-options s #:use-substitutes? #t)
(let* ((t1 (add-text-to-store s "random1" (random-text)))
(t2 (add-text-to-store s "random2" (random-text)
(list t1)))
(t3 (add-text-to-store s "build" "echo -n $t2 > $out"))
(b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b `("-e" ,t3)
#:inputs `((,b) (,t3) (,t2))
#:env-vars `(("t2" . ,t2))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
(sha256 => (gcrypt:sha256 (string->utf8 t2)))
(references => (list t2))
(equal? (references/substitutes s (list o t3 t2 t1))
`((,t2) ;refs of O
() ;refs of T3
(,t1) ;refs of T2
())))))) ;refs of T1
(test-equal "substitutable-path-info when substitutes are turned off"
'()
(with-store s
(set-build-options s #:use-substitutes? #f)
(let* ((b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b '("--version")
#:inputs `((,b))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
(substitutable-path-info s (list o))))))
(test-equal "substitutable-paths when substitutes are turned off"
'()
(with-store s
(set-build-options s #:use-substitutes? #f)
(let* ((b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b '("--version")
#:inputs `((,b))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
(substitutable-paths s (list o))))))
(test-assert "requisites"
(let* ((t1 (add-text-to-store %store "random1"
(random-text) '()))
(t2 (add-text-to-store %store "random2"
(random-text) (list t1)))
(t3 (add-text-to-store %store "random3"
(random-text) (list t2)))
(t4 (add-text-to-store %store "random4"
(random-text) (list t1 t3))))
(define (same? x y)
(and (= (length x) (length y))
(lset= equal? x y)))
(and (same? (requisites %store (list t1)) (list t1))
(same? (requisites %store (list t2)) (list t1 t2))
(same? (requisites %store (list t3)) (list t1 t2 t3))
(same? (requisites %store (list t4)) (list t1 t2 t3 t4))
(same? (requisites %store (list t1 t2 t3 t4))
(list t1 t2 t3 t4)))))
(test-assert "derivers"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:inputs `((,b) (,s))))
(o (derivation->output-path d)))
(and (build-derivations %store (list d))
(equal? (query-derivation-outputs %store (derivation-file-name d))
(list o))
(equal? (valid-derivers %store o)
(list (derivation-file-name d))))))
(test-equal "with-build-handler"
'success
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d1 (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:sources (list b s)))
(d2 (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text))
("bar" . "baz"))
#:sources (list b s)))
(o1 (derivation->output-path d1))
(o2 (derivation->output-path d2)))
(with-build-handler
(let ((counter 0))
(lambda (continue store things mode)
(match things
((drv)
(set! counter (+ 1 counter))
(if (string=? drv (derivation-file-name d1))
(continue #t)
(and (string=? drv (derivation-file-name d2))
(= counter 2)
'success))))))
(build-derivations %store (list d1))
(build-derivations %store (list d2))
'fail)))
(test-equal "with-build-handler + with-store"
'success
;; Check that STORE remains valid when the build handler invokes CONTINUE,
;; even though 'with-build-handler' is outside the dynamic extent of
;; 'with-store'.
(with-build-handler (lambda (continue store things mode)
(match things
((drv)
(and (string-suffix? "thingie.drv" drv)
(not (port-closed?
(store-connection-socket store)))
(continue #t)))))
(with-store store
(let* ((b (add-text-to-store store "build" "echo $foo > $out" '()))
(s (add-to-store store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation store "thingie"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:sources (list b s))))
(build-derivations store (list d))
;; Here STORE's socket should still be open.
(and (valid-path? store (derivation->output-path d))
'success)))))
(test-assert "map/accumulate-builds"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d1 (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:sources (list b s)))
(d2 (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text))
("bar" . "baz"))
#:sources (list b s))))
(with-build-handler (lambda (continue store things mode)
(equal? (map derivation-file-name (list d1 d2))
things))
(map/accumulate-builds %store
(lambda (drv)
(build-derivations %store (list drv))
(add-to-store %store "content-addressed"
#t "sha256"
(derivation->output-path drv)))
(list d1 d2)))))
(test-assert "mapm/accumulate-builds"
(let* ((d1 (run-with-store %store
(gexp->derivation "foo" #~(mkdir #$output))))
(d2 (run-with-store %store
(gexp->derivation "bar" #~(mkdir #$output)))))
(with-build-handler (lambda (continue store things mode)
(equal? (map derivation-file-name (pk 'zz (list d1 d2)))
(pk 'XX things)))
(run-with-store %store
(mapm/accumulate-builds built-derivations `((,d1) (,d2)))))))
(test-equal "mapm/accumulate-builds, %current-target-system"
(make-list 2 '("i586-pc-gnu" "i586-pc-gnu"))
;; Both the 'mapm' and 'mapm/accumulate-builds' procedures should see the
;; right #:target.
(run-with-store %store
(mlet %store-monad ((lst1 (mapm %store-monad
(lambda _
(current-target-system))
'(a b)))
(lst2 (mapm/accumulate-builds
(lambda _
(current-target-system))
'(a b))))
(return (list lst1 lst2)))
#:system system
#:target "i586-pc-gnu"))
(test-assert "topologically-sorted, one item"
(let* ((a (add-text-to-store %store "a" "a"))
(b (add-text-to-store %store "b" "b" (list a)))
(c (add-text-to-store %store "c" "c" (list b)))
(d (add-text-to-store %store "d" "d" (list c)))
(s (topologically-sorted %store (list d))))
(equal? s (list a b c d))))
(test-assert "topologically-sorted, several items"
(let* ((a (add-text-to-store %store "a" "a"))
(b (add-text-to-store %store "b" "b" (list a)))
(c (add-text-to-store %store "c" "c" (list b)))
(d (add-text-to-store %store "d" "d" (list c)))
(s1 (topologically-sorted %store (list d a c b)))
(s2 (topologically-sorted %store (list b d c a b d))))
(equal? s1 s2 (list a b c d))))
(test-assert "topologically-sorted, more difficult"
(let* ((a (add-text-to-store %store "a" "a"))
(b (add-text-to-store %store "b" "b" (list a)))
(c (add-text-to-store %store "c" "c" (list b)))
(d (add-text-to-store %store "d" "d" (list c)))
(w (add-text-to-store %store "w" "w"))
(x (add-text-to-store %store "x" "x" (list w)))
(y (add-text-to-store %store "y" "y" (list x d)))
(s1 (topologically-sorted %store (list y)))
(s2 (topologically-sorted %store (list c y)))
(s3 (topologically-sorted %store (cons y (references %store y)))))
;; The order in which 'references' returns the references of Y is
;; unspecified, so accommodate.
(let* ((x-then-d? (equal? (references %store y) (list x d))))
(and (equal? s1
(if x-then-d?
(list w x a b c d y)
(list a b c d w x y)))
(equal? s2
(if x-then-d?
(list a b c w x d y)
(list a b c d w x y)))
(lset= string=? s1 s3)))))
(test-assert "current-build-output-port, UTF-8"
;; Are UTF-8 strings in the build log properly interpreted?
(string-contains
(with-fluids ((%default-port-encoding "UTF-8")) ;for the string port
(call-with-output-string
(lambda (port)
(parameterize ((current-build-output-port port))
(let* ((s "Heres a Greek letter: λ.")
(d (build-expression->derivation
%store "foo" `(display ,s)
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system)))))
(guard (c ((store-protocol-error? c) #t))
(build-derivations %store (list d))))))))
"Heres a Greek letter: λ."))
(test-assert "current-build-output-port, UTF-8 + garbage"
;; What about a mixture of UTF-8 + garbage?
(string-contains
(with-fluids ((%default-port-encoding "UTF-8")) ;for the string port
(call-with-output-string
(lambda (port)
(parameterize ((current-build-output-port port))
(let ((d (build-expression->derivation
%store "foo"
`(begin
(use-modules (rnrs io ports))
(display "garbage: ")
(put-bytevector (current-output-port) #vu8(128))
(display "lambda: λ\n"))
#:guile-for-build
(package-derivation %store %bootstrap-guile))))
(guard (c ((store-protocol-error? c) #t))
(build-derivations %store (list d))))))))
"garbage: <20>lambda: λ"))
(test-assert "log-file, derivation"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:inputs `((,b) (,s)))))
(and (build-derivations %store (list d))
(file-exists? (pk (log-file %store (derivation-file-name d)))))))
(test-assert "log-file, output file name"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:inputs `((,b) (,s))))
(o (derivation->output-path d)))
(and (build-derivations %store (list d))
(file-exists? (pk (log-file %store o)))
(string=? (log-file %store (derivation-file-name d))
(log-file %store o)))))
(test-assert "no substitutes"
(with-store s
(let* ((d1 (package-derivation s %bootstrap-guile (%current-system)))
(d2 (package-derivation s %bootstrap-glibc (%current-system)))
(o (map derivation->output-path (list d1 d2))))
(set-build-options s #:use-substitutes? #f)
(and (not (has-substitutes? s (derivation-file-name d1)))
(not (has-substitutes? s (derivation-file-name d2)))
(null? (substitutable-paths s o))
(null? (substitutable-path-info s o))))))
(test-assert "build-things with output path"
(with-store s
(let* ((c (random-text)) ;contents of the output
(d (build-expression->derivation
s "substitute-me"
`(call-with-output-file %output
(lambda (p)
(display ,c p)))
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(set-build-options s #:use-substitutes? #f)
;; Pass 'build-things' the output file name, O. However, since there
;; are no substitutes for O, it will just do nothing.
(build-things s (list o))
(not (valid-path? s o)))))
(test-skip (if (getenv "GUIX_BINARY_SUBSTITUTE_URL") 0 1))
(test-assert "substitute query"
(with-store s
(let* ((d (package-derivation s %bootstrap-guile (%current-system)))
(o (derivation->output-path d)))
;; Create fake substituter data, to be read by 'guix substitute'.
(with-derivation-narinfo d
;; Remove entry from the local cache.
(false-if-exception
(delete-file-recursively (string-append (getenv "XDG_CACHE_HOME")
"/guix/substitute")))
;; Make sure 'guix substitute' correctly communicates the above
;; data.
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
(equal? (list o) (substitutable-paths s (list o)))
(match (pk 'spi (substitutable-path-info s (list o)))
(((? substitutable? s))
(and (string=? (substitutable-deriver s)
(derivation-file-name d))
(null? (substitutable-references s))
(equal? (substitutable-nar-size s) 1234)))))))))
(test-assert "substitute query, alternating URLs"
(let* ((d (with-store s
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
;; Remove entry from the local cache.
(false-if-exception
(delete-file-recursively (string-append (getenv "XDG_CACHE_HOME")
"/guix/substitute")))
;; Note: We reconnect to the daemon to force a new instance of 'guix
;; substitute' to be used; otherwise the #:substitute-urls of
;; 'set-build-options' would have no effect.
(and (with-store s ;the right substitute URL
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(has-substitutes? s o))
(with-store s ;the wrong one
(set-build-options s #:use-substitutes? #t
#:substitute-urls (list
"http://does-not-exist"))
(not (has-substitutes? s o)))
(with-store s ;the right one again
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(has-substitutes? s o))
(with-store s ;empty list of URLs
(set-build-options s #:use-substitutes? #t
#:substitute-urls '())
(not (has-substitutes? s o)))))))
(test-assert "substitute"
(with-store s
(let* ((c (random-text)) ; contents of the output
(d (build-expression->derivation
s "substitute-me"
`(call-with-output-file %output
(lambda (p)
(exit 1) ; would actually fail
(display ,c p)))
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(with-derivation-substitute d c
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
(build-derivations s (list d))
(canonical-file? o)
(equal? c (call-with-input-file o get-string-all)))))))
(test-assert "substitute, deduplication"
(with-store s
(let* ((c (random-text)) ; contents of the output
(g (package-derivation s %bootstrap-guile))
(d1 (build-expression->derivation s "substitute-me"
`(begin ,c (exit 1))
#:guile-for-build g))
(d2 (build-expression->derivation s "build-me"
`(call-with-output-file %output
(lambda (p)
(display ,c p)))
#:guile-for-build g))
(o1 (derivation->output-path d1))
(o2 (derivation->output-path d2)))
(with-derivation-substitute d1 c
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o1)
(build-derivations s (list d2)) ;build
(build-derivations s (list d1)) ;substitute
(canonical-file? o1)
(equal? c (call-with-input-file o1 get-string-all))
(= (stat:ino (stat o1)) (stat:ino (stat o2))))))))
(test-assert "substitute + build-things with output path"
(with-store s
(let* ((c (random-text)) ;contents of the output
(d (build-expression->derivation
s "substitute-me"
`(call-with-output-file %output
(lambda (p)
(exit 1) ;would actually fail
(display ,c p)))
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(with-derivation-substitute d c
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
(build-things s (list o)) ;give the output path
(valid-path? s o)
(canonical-file? o)
(equal? c (call-with-input-file o get-string-all)))))))
(test-assert "substitute + build-things with specific output"
(with-store s
(let* ((c (random-text)) ;contents of the output
(d (build-expression->derivation
s "substitute-me" `(begin ,c (exit 1)) ;would fail
#:outputs '("out" "one" "two")
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(with-derivation-substitute d c
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
;; Ask for nothing but the "out" output of D.
(build-things s `((,(derivation-file-name d) . "out")))
(valid-path? s o)
(canonical-file? o)
(equal? c (call-with-input-file o get-string-all)))))))
(test-assert "substitute, corrupt output hash"
;; Tweak the substituter into installing a substitute whose hash doesn't
;; match the one announced in the narinfo. The daemon must notice this and
;; raise an error.
(with-store s
(let* ((c "hello, world") ; contents of the output
(d (build-expression->derivation
s "corrupt-substitute"
`(mkdir %output)
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
(with-derivation-substitute d c
(sha256 => (make-bytevector 32 0)) ;select a hash that doesn't match C
;; Make sure we use 'guix substitute'.
(set-build-options s
#:use-substitutes? #t
#:fallback? #f
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
(guard (c ((store-protocol-error? c)
;; XXX: the daemon writes "hash mismatch in downloaded
;; path", but the actual error returned to the client
;; doesn't mention that.
(pk 'corrupt c)
(not (zero? (store-protocol-error-status c)))))
(build-derivations s (list d))
#f))))))
(test-assert "substitute, corrupt output hash, build trace"
;; Likewise, and check the build trace.
(with-store s
(let* ((c "hello, world") ; contents of the output
(d (build-expression->derivation
s "corrupt-substitute"
`(mkdir %output)
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
;; Make sure we use 'guix substitute'.
(set-build-options s
#:print-build-trace #t
#:use-substitutes? #t
#:fallback? #f
#:substitute-urls (%test-substitute-urls))
(with-derivation-substitute d c
(sha256 => (make-bytevector 32 0)) ;select a hash that doesn't match C
(define output
(call-with-output-string
(lambda (port)
(parameterize ((current-build-output-port port))
(guard (c ((store-protocol-error? c) #t))
(build-derivations s (list d))
#f)))))
(define actual-hash
(let-values (((port get-hash)
(gcrypt:open-hash-port
(gcrypt:hash-algorithm gcrypt:sha256))))
(write-file-tree "foo" port
#:file-type+size
(lambda _
(values 'regular (string-length c)))
#:file-port
(lambda _
(open-input-string c)))
(close-port port)
(bytevector->nix-base32-string (get-hash))))
(define expected-hash
(bytevector->nix-base32-string (make-bytevector 32 0)))
(define mismatch
(string-append "@ hash-mismatch " o " sha256 "
expected-hash " " actual-hash "\n"))
(define failure
(string-append "@ substituter-failed " o))
(and (string-contains output mismatch)
(string-contains output failure))))))
(test-assert "substitute --fallback"
(with-store s
(let* ((t (random-text)) ; contents of the output
(d (build-expression->derivation
s "substitute-me-not"
`(call-with-output-file %output
(lambda (p)
(display ,t p)))
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(o (derivation->output-path d)))
;; Create fake substituter data, to be read by 'guix substitute'.
(with-derivation-narinfo d
;; Make sure we use 'guix substitute'.
(set-build-options s #:use-substitutes? #t
#:substitute-urls (%test-substitute-urls))
(and (has-substitutes? s o)
(guard (c ((store-protocol-error? c)
;; The substituter failed as expected. Now make
;; sure that #:fallback? #t works correctly.
(set-build-options s
#:use-substitutes? #t
#:substitute-urls
(%test-substitute-urls)
#:fallback? #t)
(and (build-derivations s (list d))
(equal? t (call-with-input-file o
get-string-all)))))
;; Should fail.
(build-derivations s (list d))
#f))))))
(test-assert "export/import several paths"
(let* ((texts (unfold (cut >= <> 10)
(lambda _ (random-text))
1+
0))
(files (map (cut add-text-to-store %store "text" <>) texts))
(dump (call-with-bytevector-output-port
(cut export-paths %store files <>))))
(delete-paths %store files)
(and (every (negate file-exists?) files)
(let* ((source (open-bytevector-input-port dump))
(imported (import-paths %store source)))
(and (equal? imported files)
(every file-exists? files)
(equal? texts
(map (lambda (file)
(call-with-input-file file
get-string-all))
files)))))))
(test-assert "export/import paths, ensure topological order"
(let* ((file0 (add-text-to-store %store "baz" (random-text)))
(file1 (add-text-to-store %store "foo" (random-text)
(list file0)))
(file2 (add-text-to-store %store "bar" (random-text)
(list file1)))
(files (list file1 file2))
(dump1 (call-with-bytevector-output-port
(cute export-paths %store (list file1 file2) <>)))
(dump2 (call-with-bytevector-output-port
(cute export-paths %store (list file2 file1) <>))))
(delete-paths %store files)
(and (every (negate file-exists?) files)
(bytevector=? dump1 dump2)
(let* ((source (open-bytevector-input-port dump1))
(imported (import-paths %store source)))
;; DUMP1 should contain exactly FILE1 and FILE2, not FILE0.
(and (equal? imported (list file1 file2))
(every file-exists? files)
(equal? (list file0) (references %store file1))
(equal? (list file1) (references %store file2)))))))
(test-assert "export/import incomplete"
(let* ((file0 (add-text-to-store %store "baz" (random-text)))
(file1 (add-text-to-store %store "foo" (random-text)
(list file0)))
(file2 (add-text-to-store %store "bar" (random-text)
(list file1)))
(dump (call-with-bytevector-output-port
(cute export-paths %store (list file2) <>))))
(delete-paths %store (list file0 file1 file2))
(guard (c ((store-protocol-error? c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"not valid"))))
;; Here we get an exception because DUMP does not include FILE0 and
;; FILE1, which are dependencies of FILE2.
(import-paths %store (open-bytevector-input-port dump)))))
(test-assert "export/import recursive"
(let* ((file0 (add-text-to-store %store "baz" (random-text)))
(file1 (add-text-to-store %store "foo" (random-text)
(list file0)))
(file2 (add-text-to-store %store "bar" (random-text)
(list file1)))
(dump (call-with-bytevector-output-port
(cute export-paths %store (list file2) <>
#:recursive? #t))))
(delete-paths %store (list file0 file1 file2))
(let ((imported (import-paths %store (open-bytevector-input-port dump))))
(and (equal? imported (list file0 file1 file2))
(every file-exists? (list file0 file1 file2))
(equal? (list file0) (references %store file1))
(equal? (list file1) (references %store file2))))))
(test-assert "write-file & export-path yield the same result"
;; Here we compare 'write-file' and the daemon's own implementation.
;; 'write-file' is the reference because we know it sorts file
;; deterministically. Conversely, the daemon uses 'readdir' and the entries
;; currently happen to be sorted as a side-effect of some unrelated
;; operation (search for 'unhacked' in archive.cc.) Make sure we detect any
;; changes there.
(run-with-store %store
(mlet* %store-monad ((drv1 (package->derivation %bootstrap-guile))
(out1 -> (derivation->output-path drv1))
(data -> (unfold (cut >= <> 26)
(lambda (i)
(random-bytevector 128))
1+ 0))
(build
-> #~(begin
(use-modules (rnrs io ports) (srfi srfi-1))
(let ()
(define letters
(map (lambda (i)
(string
(integer->char
(+ i (char->integer #\a)))))
(iota 26)))
(define (touch file data)
(call-with-output-file file
(lambda (port)
(put-bytevector port data))))
(mkdir #$output)
(chdir #$output)
;; The files must be different so they have
;; different inode numbers, and the inode
;; order must differ from the lexicographic
;; order.
(for-each touch
(append (drop letters 10)
(take letters 10))
(list #$@data))
#t)))
(drv2 (gexp->derivation "bunch" build))
(out2 -> (derivation->output-path drv2))
(item-info -> (store-lift query-path-info)))
(mbegin %store-monad
(built-derivations (list drv1 drv2))
(foldm %store-monad
(lambda (item result)
(define ref-hash
(let-values (((port get) (gcrypt:open-sha256-port)))
(write-file item port)
(close-port port)
(get)))
;; 'query-path-info' returns a hash produced by using the
;; daemon's C++ 'dump' function, which is the implementation
;; under test.
(>>= (item-info item)
(lambda (info)
(return
(and result
(bytevector=? (path-info-hash info) ref-hash))))))
#t
(list out1 out2))))
#:guile-for-build (%guile-for-build)))
(test-assert "import not signed"
(let* ((text (random-text))
(file (add-file-tree-to-store %store
`("tree" directory
("text" regular (data ,text))
("link" symlink "text"))))
(dump (call-with-bytevector-output-port
(lambda (port)
(write-int 1 port) ;start
(write-file file port) ;contents
(write-int #x4558494e port) ;%export-magic
(write-string file port) ;store item
(write-string-list '() port) ;references
(write-string "" port) ;deriver
(write-int 0 port) ;not signed
(write-int 0 port))))) ;done
;; Ensure 'import-paths' raises an exception.
(guard (c ((store-protocol-error? c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"lacks a signature"))))
(let* ((source (open-bytevector-input-port dump))
(imported (import-paths %store source)))
(pk 'unsigned-imported imported)
#f))))
(test-assert "import signed by unauthorized key"
(let* ((text (random-text))
(file (add-file-tree-to-store %store
`("tree" directory
("text" regular (data ,text))
("link" symlink "text"))))
(key (gcrypt:generate-key
(gcrypt:string->canonical-sexp
"(genkey (ecdsa (curve Ed25519) (flags rfc6979)))")))
(dump (call-with-bytevector-output-port
(lambda (port)
(write-int 1 port) ;start
(write-file file port) ;contents
(write-int #x4558494e port) ;%export-magic
(write-string file port) ;store item
(write-string-list '() port) ;references
(write-string "" port) ;deriver
(write-int 1 port) ;signed
(write-string (gcrypt:canonical-sexp->string
(signature-sexp
(gcrypt:bytevector->hash-data
(gcrypt:sha256 #vu8(0 1 2))
#:key-type 'ecc)
(gcrypt:find-sexp-token key 'private-key)
(gcrypt:find-sexp-token key 'public-key)))
port)
(write-int 0 port))))) ;done
;; Ensure 'import-paths' raises an exception.
(guard (c ((store-protocol-error? c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"unauthorized public key"))))
(let* ((source (open-bytevector-input-port dump))
(imported (import-paths %store source)))
(pk 'unauthorized-imported imported)
#f))))
(test-assert "import corrupt path"
(let* ((text (random-text))
(file (add-text-to-store %store "text" text))
(dump (call-with-bytevector-output-port
(cut export-paths %store (list file) <>))))
(delete-paths %store (list file))
;; Flip a bit in the stream's payload. INDEX here falls in the middle of
;; the file contents in DUMP, regardless of the store prefix.
(let* ((index #x70)
(byte (bytevector-u8-ref dump index)))
(bytevector-u8-set! dump index (logxor #xff byte)))
(and (not (file-exists? file))
(guard (c ((store-protocol-error? c)
(pk 'c c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"corrupt"))))
(let* ((source (open-bytevector-input-port dump))
(imported (import-paths %store source)))
(pk 'corrupt-imported imported)
#f)))))
(test-assert "verify-store"
(let* ((text (random-text))
(file1 (add-text-to-store %store "foo" text))
(file2 (add-text-to-store %store "bar" (random-text)
(list file1))))
(and (pk 'verify1 (verify-store %store)) ;hopefully OK ;
(begin
(delete-file file1)
(not (pk 'verify2 (verify-store %store)))) ;bad! ;
(begin
;; Using 'add-text-to-store' here wouldn't work: It would succeed ;
;; without actually creating the file. ;
(call-with-output-file file1
(lambda (port)
(display text port)))
(pk 'verify3 (verify-store %store)))))) ;OK again
(test-assert "verify-store + check-contents"
;; XXX: This test is I/O intensive.
(with-store s
(let* ((text (random-text))
(drv (build-expression->derivation
s "corrupt"
`(let ((out (assoc-ref %outputs "out")))
(call-with-output-file out
(lambda (port)
(display ,text port)))
#t)
#:guile-for-build
(package-derivation s %bootstrap-guile (%current-system))))
(file (derivation->output-path drv)))
(with-derivation-substitute drv text
(and (build-derivations s (list drv))
(verify-store s #:check-contents? #t) ;should be OK
(begin
(chmod file #o644)
(call-with-output-file file
(lambda (port)
(display "corrupt!" port)))
#t)
;; Make sure the corruption is detected. We don't test repairing
;; because only "trusted" users are allowed to do it, but we
;; don't expose that notion of trusted users that nix-daemon
;; supports because it seems dubious and redundant with what the
;; OS provides (in Nix "trusted" users have additional
;; privileges, such as overriding the set of substitute URLs, but
;; we instead want to allow anyone to modify them, provided
;; substitutes are signed by a root-approved key.)
(not (verify-store s #:check-contents? #t))
;; Delete the corrupt item to leave the store in a clean state.
(delete-paths s (list file)))))))
(test-assert "build-things, check mode"
(with-store store
(call-with-temporary-output-file
(lambda (entropy entropy-port)
(write (random-text) entropy-port)
(force-output entropy-port)
(let* ((drv (build-expression->derivation
store "non-deterministic"
`(begin
(use-modules (rnrs io ports))
(let ((out (assoc-ref %outputs "out")))
(call-with-output-file out
(lambda (port)
;; Rely on the fact that tests do not use the
;; chroot, and thus ENTROPY is readable.
(display (call-with-input-file ,entropy
get-string-all)
port)))
#t))
#:guile-for-build
(package-derivation store %bootstrap-guile (%current-system))))
(file (derivation->output-path drv)))
(and (build-things store (list (derivation-file-name drv)))
(begin
(write (random-text) entropy-port)
(force-output entropy-port)
(guard (c ((store-protocol-error? c)
(pk 'determinism-exception c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"deterministic"))))
;; This one will produce a different result. Since we're in
;; 'check' mode, this must fail.
(build-things store (list (derivation-file-name drv))
(build-mode check))
#f))))))))
(test-assert "build-succeeded trace in check mode"
(string-contains
(call-with-output-string
(lambda (port)
(let ((d (build-expression->derivation
%store "foo" '(mkdir (assoc-ref %outputs "out"))
#:guile-for-build
(package-derivation %store %bootstrap-guile))))
(build-derivations %store (list d))
(parameterize ((current-build-output-port port))
(build-derivations %store (list d) (build-mode check))))))
"@ build-succeeded"))
(test-assert "build multiple times"
(with-store store
;; Ask to build twice.
(set-build-options store #:rounds 2 #:use-substitutes? #f)
(call-with-temporary-output-file
(lambda (entropy entropy-port)
(write (random-text) entropy-port)
(force-output entropy-port)
(let* ((drv (build-expression->derivation
store "non-deterministic"
`(begin
(use-modules (rnrs io ports))
(let ((out (assoc-ref %outputs "out")))
(call-with-output-file out
(lambda (port)
;; Rely on the fact that tests do not use the
;; chroot, and thus ENTROPY is accessible.
(display (call-with-input-file ,entropy
get-string-all)
port)
(call-with-output-file ,entropy
(lambda (port)
(write 'foobar port)))))
#t))
#:guile-for-build
(package-derivation store %bootstrap-guile (%current-system))))
(file (derivation->output-path drv)))
(guard (c ((store-protocol-error? c)
(pk 'multiple-build c)
(and (not (zero? (store-protocol-error-status c)))
(string-contains (store-protocol-error-message c)
"deterministic"))))
;; This one will produce a different result on the second run.
(current-build-output-port (current-error-port))
(build-things store (list (derivation-file-name drv)))
#f))))))
(test-equal "store-lower"
"Lowered."
(let* ((add (store-lower text-file))
(file (add %store "foo" "Lowered.")))
(call-with-input-file file get-string-all)))
(test-equal "current-system"
"bar"
(parameterize ((%current-system "frob"))
(run-with-store %store
(mbegin %store-monad
(set-current-system "bar")
(current-system))
#:system "foo")))
(test-assert "query-path-info"
(let* ((ref (add-text-to-store %store "ref" "foo"))
(item (add-text-to-store %store "item" "bar" (list ref)))
(info (query-path-info %store item)))
(and (equal? (path-info-references info) (list ref))
(equal? (path-info-hash info)
(gcrypt:sha256
(string->utf8
(call-with-output-string (cut write-file item <>))))))))
(test-assert "path-info-deriver"
(let* ((b (add-text-to-store %store "build" "echo $foo > $out" '()))
(s (add-to-store %store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation %store "the-thing"
s `("-e" ,b)
#:env-vars `(("foo" . ,(random-text)))
#:inputs `((,b) (,s))))
(o (derivation->output-path d)))
(and (build-derivations %store (list d))
(not (path-info-deriver (query-path-info %store b)))
(string=? (derivation-file-name d)
(path-info-deriver (query-path-info %store o))))))
(test-equal "build-cores"
(list 0 42)
(with-store store
(let* ((build (add-text-to-store store "build.sh"
"echo $NIX_BUILD_CORES > $out"))
(bash (add-to-store store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(drv1 (derivation store "the-thing" bash
`("-e" ,build)
#:inputs `((,bash) (,build))
#:env-vars `(("x" . ,(random-text)))))
(drv2 (derivation store "the-thing" bash
`("-e" ,build)
#:inputs `((,bash) (,build))
#:env-vars `(("x" . ,(random-text))))))
(and (build-derivations store (list drv1))
(begin
(set-build-options store #:build-cores 42)
(build-derivations store (list drv2)))
(list (call-with-input-file (derivation->output-path drv1)
read)
(call-with-input-file (derivation->output-path drv2)
read))))))
(test-equal "multiplexed-build-output"
'("Hello from first." "Hello from second.")
(with-store store
(let* ((build (add-text-to-store store "build.sh"
"echo Hello from $NAME.; echo > $out"))
(bash (add-to-store store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(drv1 (derivation store "one" bash
`("-e" ,build)
#:inputs `((,bash) (,build))
#:env-vars `(("NAME" . "first")
("x" . ,(random-text)))))
(drv2 (derivation store "two" bash
`("-e" ,build)
#:inputs `((,bash) (,build))
#:env-vars `(("NAME" . "second")
("x" . ,(random-text))))))
(set-build-options store
#:print-build-trace #t
#:multiplexed-build-output? #t
#:max-build-jobs 10)
(let ((port (open-output-string)))
;; Send the build log to PORT.
(parameterize ((current-build-output-port port))
(build-derivations store (list drv1 drv2)))
;; Retrieve the build log; make sure it contains valid "@ build-log"
;; traces that allow us to retrieve each builder's output (we assume
;; there's exactly one "build-output" trace for each builder, which is
;; reasonable.)
(let* ((log (get-output-string port))
(started (fold-matches
(make-regexp "@ build-started ([^ ]+) - ([^ ]+) ([^ ]+) ([0-9]+)")
log '() cons))
(done (fold-matches
(make-regexp "@ build-succeeded (.*) - (.*) (.*) (.*)")
log '() cons))
(output (fold-matches
(make-regexp "@ build-log ([[:digit:]]+) ([[:digit:]]+)\n([A-Za-z .*]+)\n")
log '() cons))
(drv-pid (lambda (name)
(lambda (m)
(let ((drv (match:substring m 1))
(pid (string->number
(match:substring m 4))))
(and (string-suffix? name drv) pid)))))
(pid-log (lambda (pid)
(lambda (m)
(let ((n (string->number
(match:substring m 1)))
(len (string->number
(match:substring m 2)))
(str (match:substring m 3)))
(and (= pid n)
(= (string-length str) (- len 1))
str)))))
(pid1 (any (drv-pid "one.drv") started))
(pid2 (any (drv-pid "two.drv") started)))
(list (any (pid-log pid1) output)
(any (pid-log pid2) output)))))))
(test-end "store")