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guix/tests/substitute.scm

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2014-2015, 2017-2019, 2021-2022 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-substitute)
#:use-module (guix scripts substitute)
#:use-module (guix narinfo)
#:use-module (guix base64)
#:use-module (gcrypt hash)
#:use-module (guix serialization)
#:use-module (gcrypt pk-crypto)
#:use-module (guix pki)
#:use-module (guix config)
#:use-module (guix base32)
#:use-module ((guix store) #:select (%store-prefix))
#:use-module ((guix ui) #:select (guix-warning-port))
#:use-module ((guix utils)
#:select (call-with-temporary-directory
call-with-compressed-output-port))
#:use-module ((guix build utils)
#:select (mkdir-p delete-file-recursively dump-port))
#:use-module (guix tests http)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports)
#:use-module (web uri)
#:use-module (ice-9 regex)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-34)
#:use-module (srfi srfi-35)
#:use-module ((srfi srfi-64) #:hide (test-error)))
(define-syntax-rule (test-quit name error-rx exp)
"Emit a test that passes when EXP throws to 'quit' with value 1, and when
it writes to GUIX-WARNING-PORT a messages that matches ERROR-RX."
(test-equal name
'(1 #t)
(let ((error-output (open-output-string)))
(parameterize ((current-error-port error-output)
(guix-warning-port error-output))
(catch 'quit
(lambda ()
exp
#f)
(lambda (key value)
(list value
(let ((message (get-output-string error-output)))
(->bool (string-match error-rx message))))))))))
(define (request-substitution item destination)
"Run 'guix substitute --substitute' to fetch ITEM to DESTINATION."
(parameterize ((guix-warning-port (current-error-port)))
(with-input-from-string (string-append "substitute " item " "
destination "\n")
(lambda ()
(guix-substitute "--substitute")))))
(define %public-key
;; This key is known to be in the ACL by default.
(call-with-input-file (string-append %config-directory "/signing-key.pub")
(compose string->canonical-sexp get-string-all)))
(define %private-key
(call-with-input-file (string-append %config-directory "/signing-key.sec")
(compose string->canonical-sexp get-string-all)))
(define* (signature-body bv #:key (public-key %public-key))
"Return the signature of BV as the base64-encoded body of a narinfo's
'Signature' field."
(base64-encode
(string->utf8
(canonical-sexp->string
(signature-sexp (bytevector->hash-data (sha256 bv)
#:key-type 'rsa)
%private-key
public-key)))))
(define %wrong-public-key
(string->canonical-sexp "(public-key
(rsa
(n #00E05873AC2B168760343145918E954EE9AB73C026355693B192E01EE835261AA689E9EF46642E895BCD65C648524059FC450E4BA77A68F4C52D0E39EF0CC9359709AB6AAB153B63782201871325B0FDA19CB401CD99FD0C31A91CA9000AA90A77E82B89E036FB63BC1D3961207469B3B12468977148D376F8012BB12A4B11A8F1#)
(e #010001#)
)
)"))
(define* (signature-field bv-or-str
#:key (version "1") (public-key %public-key))
"Return the 'Signature' field value of bytevector/string BV-OR-STR, using
PUBLIC-KEY as the signature's principal, and using VERSION as the signature
version identifier.."
(string-append version ";example.gnu.org;"
(signature-body (if (string? bv-or-str)
(string->utf8 bv-or-str)
bv-or-str)
#:public-key public-key)))
(test-begin "substitute")
(test-quit "not a number"
"signature version"
(narinfo-signature->canonical-sexp
(signature-field "foo" #:version "not a number")))
(test-quit "wrong version number"
"unsupported.*version"
(narinfo-signature->canonical-sexp
(signature-field "foo" #:version "2")))
(test-assert "valid narinfo-signature->canonical-sexp"
(canonical-sexp? (narinfo-signature->canonical-sexp (signature-field "foo"))))
(define %main-substitute-directory
;; The place where 'call-with-narinfo' stores its data by default.
(uri-path (string->uri (getenv "GUIX_BINARY_SUBSTITUTE_URL"))))
(define %alternate-substitute-directory
;; Another place.
(string-append (dirname %main-substitute-directory)
"/substituter-alt-data"))
(define %unroutable-substitute-url
;; Substitute URL with an unroutable server address, as per
;; <https://www.rfc-editor.org/rfc/rfc5737>.
"http://203.0.113.1")
(define %narinfo
;; Skeleton of the narinfo used below.
(string-append "StorePath: " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo
URL: example.nar
Compression: none
NarHash: sha256:" (bytevector->nix-base32-string
(sha256 (string->utf8 "Substitutable data."))) "
NarSize: 42
References: bar baz
Deriver: " (%store-prefix) "/foo.drv
System: mips64el-linux\n"))
(define* (call-with-narinfo narinfo thunk
#:optional
(narinfo-directory %main-substitute-directory))
"Call THUNK in a context where the directory at URL is populated with
a file for NARINFO."
(mkdir-p narinfo-directory)
(let ((cache-directory (string-append (getenv "XDG_CACHE_HOME")
"/guix/substitute/")))
(dynamic-wind
(lambda ()
(when (file-exists? cache-directory)
(delete-file-recursively cache-directory))
(call-with-output-file (string-append narinfo-directory
"/nix-cache-info")
(lambda (port)
(format port "StoreDir: ~a\nWantMassQuery: 0\n"
(%store-prefix))))
(call-with-output-file (string-append narinfo-directory "/"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
".narinfo")
(cut display narinfo <>))
;; Prepare the nar.
(call-with-output-file
(string-append narinfo-directory "/example.out")
(cut display "Substitutable data." <>))
(call-with-output-file
(string-append narinfo-directory "/example.nar")
(cute write-file
(string-append narinfo-directory "/example.out") <>))
(%allow-unauthenticated-substitutes? #f))
thunk
(lambda ()
(when (file-exists? cache-directory)
(delete-file-recursively cache-directory))))))
(define-syntax-rule (with-narinfo narinfo body ...)
(call-with-narinfo narinfo (lambda () body ...)))
(define-syntax-rule (with-narinfo* narinfo directory body ...)
(call-with-narinfo narinfo (lambda () body ...) directory))
;; Transmit these options to 'guix substitute'.
(substitute-urls (list (getenv "GUIX_BINARY_SUBSTITUTE_URL")))
;; Never use file descriptor 4, unlike what happens when invoked by the
;; daemon.
(%reply-file-descriptor #f)
(test-equal "query narinfo without signature"
"" ; not substitutable
(with-narinfo %narinfo
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
(test-equal "query narinfo with invalid hash"
;; The hash in the signature differs from the hash of %NARINFO.
""
(with-narinfo (string-append %narinfo "Signature: "
(signature-field "different body")
"\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
(test-equal "query narinfo with signature over nothing"
;; The signature is computed over the empty string, not over the important
;; parts, so the narinfo must be ignored.
""
(with-narinfo (string-append "Signature: " (signature-field "") "\n"
%narinfo "\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
(test-equal "query narinfo with signature over irrelevant bits"
;; The signature is valid but it does not cover the
;; StorePath/NarHash/References tuple and is thus irrelevant; the narinfo
;; must be ignored.
""
(let ((prefix (string-append "StorePath: " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo
URL: example.nar
Compression: none\n")))
(with-narinfo (string-append prefix
"Signature: " (signature-field prefix) "
NarHash: sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
NarSize: 42
References: bar baz
Deriver: " (%store-prefix) "/foo.drv
System: mips64el-linux\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query")))))))))
(test-equal "query narinfo with signature over relevant subset"
;; The signature covers the StorePath/NarHash/References tuple, so it is
;; valid; it does not cover non-normative fields, which is fine.
(string-append (%store-prefix) "/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(let ((prefix (string-append "StorePath: " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo
NarHash: sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
References: bar baz\n")))
(with-narinfo (string-append prefix
"Signature: " (signature-field prefix) "
URL: example.nar
Compression: none
NarSize: 42
Deriver: " (%store-prefix) "/foo.drv")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query")))))))))
(test-equal "query narinfo signed with authorized key"
(string-append (%store-prefix) "/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo)
"\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
(test-equal "query narinfo signed with authorized key, unroutable URL first"
(string-append (%store-prefix) "/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo)
"\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(parameterize ((substitute-urls
(list %unroutable-substitute-url
(string-append "file://"
%main-substitute-directory))))
(guix-substitute "--query")))))))))
(test-equal "query narinfo signed with unauthorized key"
"" ; not substitutable
(with-narinfo (string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key)
"\n")
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
(test-quit "substitute, no signature"
"no valid substitute"
(with-narinfo %narinfo
(with-input-from-string (string-append "substitute "
(%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo"
" foo\n")
(lambda ()
(guix-substitute "--substitute")))))
(test-quit "substitute, invalid narinfo hash"
"no valid substitute"
;; The hash in the signature differs from the hash of %NARINFO.
(with-narinfo (string-append %narinfo "Signature: "
(signature-field "different body")
"\n")
(with-input-from-string (string-append "substitute "
(%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo"
" foo\n")
(lambda ()
(guix-substitute "--substitute")))))
(test-equal "substitute, invalid hash"
(string-append "hash-mismatch sha256 "
(bytevector->nix-base32-string (sha256 #vu8())) " "
(let-values (((port get-hash)
(open-hash-port (hash-algorithm sha256)))
((content)
"Substitutable data."))
(write-file-tree "foo" port
#:file-type+size
(lambda _
(values 'regular
(string-length content)))
#:file-port
(lambda _
(open-input-string content)))
(close-port port)
(bytevector->nix-base32-string (get-hash)))
"\n")
;; Arrange so the actual data hash does not match the 'NarHash' field in the
;; narinfo.
(with-output-to-string
(lambda ()
(let ((narinfo (string-append "StorePath: " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-wrong-hash
URL: example.nar
Compression: none
NarHash: sha256:" (bytevector->nix-base32-string (sha256 #vu8())) "
NarSize: 42
References:
Deriver: " (%store-prefix) "/foo.drv
System: mips64el-linux\n")))
(with-narinfo (string-append narinfo "Signature: "
(signature-field narinfo) "\n")
(call-with-temporary-directory
(lambda (directory)
(with-input-from-string (string-append
"substitute " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-wrong-hash "
directory "/wrong-hash\n")
(lambda ()
(guix-substitute "--substitute"))))))))))
(test-quit "substitute, unauthorized key"
"no valid substitute"
(with-narinfo (string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key)
"\n")
(with-input-from-string (string-append "substitute "
(%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo"
" foo\n")
(lambda ()
(guix-substitute "--substitute")))))
(test-equal "substitute, authorized key"
'("Substitutable data." 1 #o444)
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo))
(dynamic-wind
(const #t)
(lambda ()
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved")
(list (call-with-input-file "substitute-retrieved" get-string-all)
(stat:mtime (lstat "substitute-retrieved"))
(stat:perms (lstat "substitute-retrieved"))))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved"))))))
(test-equal "substitute, authorized key, first substitute URL is unroutable"
'("Substitutable data." 1 #o444)
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo))
(dynamic-wind
(const #t)
(lambda ()
;; Pick an unroutable URL as the first one. This shouldn't be a
;; problem.
(parameterize ((substitute-urls
(list %unroutable-substitute-url
(string-append "file://"
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved")
(list (call-with-input-file "substitute-retrieved" get-string-all)
(stat:mtime (lstat "substitute-retrieved"))
(stat:perms (lstat "substitute-retrieved")))))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved"))))))
(test-equal "substitute, unauthorized narinfo comes first"
"Substitutable data."
(with-narinfo*
(string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key))
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(dynamic-wind
(const #t)
(lambda ()
;; Remove this file so that the substitute can only be retrieved
;; from %ALTERNATE-SUBSTITUTE-DIRECTORY.
(delete-file (string-append %main-substitute-directory
"/example.nar"))
(parameterize ((substitute-urls
(map (cut string-append "file://" <>)
(list %alternate-substitute-directory
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-equal "substitute, unsigned narinfo comes first"
"Substitutable data."
(with-narinfo* %narinfo ;not signed!
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(dynamic-wind
(const #t)
(lambda ()
;; Remove this file so that the substitute can only be retrieved
;; from %ALTERNATE-SUBSTITUTE-DIRECTORY.
(delete-file (string-append %main-substitute-directory
"/example.nar"))
(parameterize ((substitute-urls
(map (cut string-append "file://" <>)
(list %alternate-substitute-directory
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-equal "substitute, first URL has narinfo but lacks nar, second URL unauthorized"
"Substitutable data."
(with-narinfo*
(string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key))
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(dynamic-wind
(const #t)
(lambda ()
;; Remove this file so that the substitute can only be retrieved
;; from %ALTERNATE-SUBSTITUTE-DIRECTORY.
(delete-file (string-append %main-substitute-directory
"/example.nar"))
(parameterize ((substitute-urls
(map (cut string-append "file://" <>)
(list %main-substitute-directory
%alternate-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-equal "substitute, first URL has narinfo but nar is 404, both URLs authorized"
"Substitutable data."
(with-narinfo*
(string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(with-http-server `((200 ,(string-append %narinfo "Signature: "
(signature-field %narinfo)))
(404 "Sorry, nar is missing!"))
(dynamic-wind
(const #t)
(lambda ()
(parameterize ((substitute-urls
(list (%local-url)
(string-append "file://"
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-equal "substitute, first URL has narinfo but nar is 404, one URL authorized"
"Substitutable data."
(with-narinfo*
(string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key))
%main-substitute-directory
(with-http-server `((200 ,(string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key)))
(404 "Sorry, nar is missing!"))
(let ((url1 (%local-url)))
(parameterize ((%http-server-port 0))
(with-http-server `((200 ,(string-append %narinfo "Signature: "
(signature-field %narinfo)))
(404 "Sorry, nar is missing!"))
(let ((url2 (%local-url)))
(dynamic-wind
(const #t)
(lambda ()
(parameterize ((substitute-urls
(list url1 url2
(string-append "file://"
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))))))
(test-quit "substitute, narinfo is available but nar is missing"
"failed to find alternative substitute"
(with-narinfo*
(string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key))
%main-substitute-directory
(with-http-server `((200 ,(string-append %narinfo "Signature: "
(signature-field %narinfo)))
(404 "Sorry, nar is missing!"))
(parameterize ((substitute-urls
(list (%local-url)
(string-append "file://"
%main-substitute-directory))))
(delete-file (string-append %main-substitute-directory
"/example.nar"))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved")
(not (file-exists? "substitute-retrieved"))))))
(test-equal "substitute, first narinfo is unsigned and has wrong hash"
"Substitutable data."
(with-narinfo* (regexp-substitute #f
(string-match "NarHash: [[:graph:]]+"
%narinfo)
'pre
"NarHash: sha256:"
(bytevector->nix-base32-string
(make-bytevector 32))
'post)
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(dynamic-wind
(const #t)
(lambda ()
;; This time remove the file so that the substitute can only be
;; retrieved from %MAIN-SUBSTITUTE-DIRECTORY.
(delete-file (string-append %alternate-substitute-directory
"/example.nar"))
(parameterize ((substitute-urls
(map (cut string-append "file://" <>)
(list %alternate-substitute-directory
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-equal "substitute, first narinfo is unsigned and has wrong refs"
"Substitutable data."
(with-narinfo* (regexp-substitute #f
(string-match "References: ([^\n]+)\n"
%narinfo)
'pre "References: " 1
" wrong set of references\n"
'post)
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: "
(signature-field %narinfo))
%main-substitute-directory
(dynamic-wind
(const #t)
(lambda ()
;; This time remove the file so that the substitute can only be
;; retrieved from %MAIN-SUBSTITUTE-DIRECTORY.
(delete-file (string-append %alternate-substitute-directory
"/example.nar"))
(parameterize ((substitute-urls
(map (cut string-append "file://" <>)
(list %alternate-substitute-directory
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-quit "substitute, two invalid narinfos"
"no valid substitute"
(with-narinfo* %narinfo ;not signed
%alternate-substitute-directory
(with-narinfo* (string-append %narinfo "Signature: " ;unauthorized
(signature-field
%narinfo
#:public-key %wrong-public-key))
%main-substitute-directory
(with-input-from-string (string-append "substitute "
(%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo"
" substitute-retrieved\n")
(lambda ()
(guix-substitute "--substitute"))))))
(test-equal "substitute, narinfo with several URLs"
"Substitutable data."
(let ((narinfo (string-append "StorePath: " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo
URL: example.nar.gz
Compression: gzip
URL: example.nar.lz
Compression: lzip
URL: example.nar
Compression: none
NarHash: sha256:" (bytevector->nix-base32-string
(sha256 (string->utf8 "Substitutable data."))) "
NarSize: 42
References: bar baz
Deriver: " (%store-prefix) "/foo.drv
System: mips64el-linux\n")))
(with-narinfo (string-append narinfo "Signature: "
(signature-field narinfo))
(dynamic-wind
(const #t)
(lambda ()
(define (compress input output compression)
(call-with-output-file output
(lambda (port)
(call-with-compressed-output-port compression port
(lambda (port)
(call-with-input-file input
(lambda (input)
(dump-port input port))))))))
(let ((nar (string-append %main-substitute-directory
"/example.nar")))
(compress nar (string-append nar ".gz") 'gzip)
(compress nar (string-append nar ".lz") 'lzip))
(parameterize ((substitute-urls
(list (string-append "file://"
%main-substitute-directory))))
(request-substitution (string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))
(call-with-input-file "substitute-retrieved" get-string-all))
(lambda ()
(false-if-exception (delete-file "substitute-retrieved")))))))
(test-end "substitute")
;;; Local Variables:
;;; eval: (put 'with-narinfo 'scheme-indent-function 1)
;;; eval: (put 'with-narinfo* 'scheme-indent-function 2)
;;; eval: (put 'test-quit 'scheme-indent-function 2)
;;; End: