guix-devel/tests/substitute.scm

445 lines
18 KiB
Scheme
Raw Normal View History

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 Nikita Karetnikov <nikita@karetnikov.org>
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
;;; Copyright © 2014, 2015, 2017 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 base64)
Switch to Guile-Gcrypt. This removes (guix hash) and (guix pk-crypto), which now live as part of Guile-Gcrypt (version 0.1.0.) * guix/gcrypt.scm, guix/hash.scm, guix/pk-crypto.scm, tests/hash.scm, tests/pk-crypto.scm: Remove. * configure.ac: Test for Guile-Gcrypt. Remove LIBGCRYPT and LIBGCRYPT_LIBDIR assignments. * m4/guix.m4 (GUIX_ASSERT_LIBGCRYPT_USABLE): Remove. * README: Add Guile-Gcrypt to the dependencies; move libgcrypt as "required unless --disable-daemon". * doc/guix.texi (Requirements): Likewise. * gnu/packages/bash.scm, guix/derivations.scm, guix/docker.scm, guix/git.scm, guix/http-client.scm, guix/import/cpan.scm, guix/import/cran.scm, guix/import/crate.scm, guix/import/elpa.scm, guix/import/gnu.scm, guix/import/hackage.scm, guix/import/texlive.scm, guix/import/utils.scm, guix/nar.scm, guix/pki.scm, guix/scripts/archive.scm, guix/scripts/authenticate.scm, guix/scripts/download.scm, guix/scripts/hash.scm, guix/scripts/pack.scm, guix/scripts/publish.scm, guix/scripts/refresh.scm, guix/scripts/substitute.scm, guix/store.scm, guix/store/deduplication.scm, guix/tests.scm, tests/base32.scm, tests/builders.scm, tests/challenge.scm, tests/cpan.scm, tests/crate.scm, tests/derivations.scm, tests/gem.scm, tests/nar.scm, tests/opam.scm, tests/pki.scm, tests/publish.scm, tests/pypi.scm, tests/store-deduplication.scm, tests/store.scm, tests/substitute.scm: Adjust imports. * gnu/system/vm.scm: Likewise. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (expression->derivation-in-linux-vm)[config]: Remove. (iso9660-image)[config]: Remove. (qemu-image)[config]: Remove. (system-docker-image)[config]: Remove. * guix/scripts/pack.scm: Adjust imports. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (self-contained-tarball)[build]: Call 'make-config.scm' without #:libgcrypt argument. (squashfs-image)[libgcrypt]: Remove. [build]: Call 'make-config.scm' without #:libgcrypt. (docker-image)[config, json]: Remove. [build]: Add GUILE-GCRYPT to the extensions Remove (guix config) from the imported modules. * guix/self.scm (specification->package): Remove "libgcrypt", add "guile-gcrypt". (compiled-guix): Remove #:libgcrypt. [guile-gcrypt]: New variable. [dependencies]: Add it. [*core-modules*]: Remove #:libgcrypt from 'make-config.scm' call. Add #:extensions. [*config*]: Remove #:libgcrypt from 'make-config.scm' call. (%dependency-variables): Remove %libgcrypt. (make-config.scm): Remove #:libgcrypt. * build-aux/build-self.scm (guile-gcrypt): New variable. (make-config.scm): Remove #:libgcrypt. (build-program)[fake-gcrypt-hash]: New variable. Add (gcrypt hash) to the imported modules. Adjust load path assignments. * gnu/packages/package-management.scm (guix)[propagated-inputs]: Add GUILE-GCRYPT. [arguments]: In 'wrap-program' phase, add GUILE-GCRYPT to the search path.
2018-08-31 17:07:07 +02:00
#:use-module (gcrypt hash)
#:use-module (guix serialization)
Switch to Guile-Gcrypt. This removes (guix hash) and (guix pk-crypto), which now live as part of Guile-Gcrypt (version 0.1.0.) * guix/gcrypt.scm, guix/hash.scm, guix/pk-crypto.scm, tests/hash.scm, tests/pk-crypto.scm: Remove. * configure.ac: Test for Guile-Gcrypt. Remove LIBGCRYPT and LIBGCRYPT_LIBDIR assignments. * m4/guix.m4 (GUIX_ASSERT_LIBGCRYPT_USABLE): Remove. * README: Add Guile-Gcrypt to the dependencies; move libgcrypt as "required unless --disable-daemon". * doc/guix.texi (Requirements): Likewise. * gnu/packages/bash.scm, guix/derivations.scm, guix/docker.scm, guix/git.scm, guix/http-client.scm, guix/import/cpan.scm, guix/import/cran.scm, guix/import/crate.scm, guix/import/elpa.scm, guix/import/gnu.scm, guix/import/hackage.scm, guix/import/texlive.scm, guix/import/utils.scm, guix/nar.scm, guix/pki.scm, guix/scripts/archive.scm, guix/scripts/authenticate.scm, guix/scripts/download.scm, guix/scripts/hash.scm, guix/scripts/pack.scm, guix/scripts/publish.scm, guix/scripts/refresh.scm, guix/scripts/substitute.scm, guix/store.scm, guix/store/deduplication.scm, guix/tests.scm, tests/base32.scm, tests/builders.scm, tests/challenge.scm, tests/cpan.scm, tests/crate.scm, tests/derivations.scm, tests/gem.scm, tests/nar.scm, tests/opam.scm, tests/pki.scm, tests/publish.scm, tests/pypi.scm, tests/store-deduplication.scm, tests/store.scm, tests/substitute.scm: Adjust imports. * gnu/system/vm.scm: Likewise. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (expression->derivation-in-linux-vm)[config]: Remove. (iso9660-image)[config]: Remove. (qemu-image)[config]: Remove. (system-docker-image)[config]: Remove. * guix/scripts/pack.scm: Adjust imports. (guile-sqlite3&co): Rename to... (gcrypt-sqlite3&co): ... this. Add GUILE-GCRYPT. (self-contained-tarball)[build]: Call 'make-config.scm' without #:libgcrypt argument. (squashfs-image)[libgcrypt]: Remove. [build]: Call 'make-config.scm' without #:libgcrypt. (docker-image)[config, json]: Remove. [build]: Add GUILE-GCRYPT to the extensions Remove (guix config) from the imported modules. * guix/self.scm (specification->package): Remove "libgcrypt", add "guile-gcrypt". (compiled-guix): Remove #:libgcrypt. [guile-gcrypt]: New variable. [dependencies]: Add it. [*core-modules*]: Remove #:libgcrypt from 'make-config.scm' call. Add #:extensions. [*config*]: Remove #:libgcrypt from 'make-config.scm' call. (%dependency-variables): Remove %libgcrypt. (make-config.scm): Remove #:libgcrypt. * build-aux/build-self.scm (guile-gcrypt): New variable. (make-config.scm): Remove #:libgcrypt. (build-program)[fake-gcrypt-hash]: New variable. Add (gcrypt hash) to the imported modules. Adjust load path assignments. * gnu/packages/package-management.scm (guix)[propagated-inputs]: Add GUILE-GCRYPT. [arguments]: In 'wrap-program' phase, add GUILE-GCRYPT to the search path.
2018-08-31 17:07:07 +02:00
#:use-module (gcrypt pk-crypto)
#:use-module (guix pki)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
#:use-module (guix config)
#:use-module (guix base32)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
#:use-module ((guix store) #:select (%store-prefix))
#:use-module ((guix ui) #:select (guix-warning-port))
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
#:use-module ((guix build utils)
#:select (mkdir-p delete-file-recursively))
#:use-module (guix tests http)
#:use-module (rnrs bytevectors)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
#:use-module (rnrs io ports)
#:use-module (web uri)
#:use-module (ice-9 regex)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
#: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."
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(test-equal name
'(1 #t)
(let ((error-output (open-output-string)))
(parameterize ((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 %public-key
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
;; 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
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
'Signature' field."
(base64-encode
(string->utf8
(canonical-sexp->string
(signature-sexp (bytevector->hash-data (sha256 bv)
#:key-type 'rsa)
%private-key
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
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)))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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"))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(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 %narinfo
;; Skeleton of the narinfo used below.
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
Deriver: " (%store-prefix) "/foo.drv
System: mips64el-linux\n"))
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(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
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
a file for NARINFO."
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(mkdir-p narinfo-directory)
(let ((cache-directory (string-append (getenv "XDG_CACHE_HOME")
"/guix/substitute/")))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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") <>))
(set! (@@ (guix scripts substitute)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
%allow-unauthenticated-substitutes?)
#f))
thunk
(lambda ()
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(when (file-exists? cache-directory)
(delete-file-recursively cache-directory))))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(define-syntax-rule (with-narinfo narinfo body ...)
(call-with-narinfo narinfo (lambda () body ...)))
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(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")))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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"))))))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(test-equal "query narinfo with invalid hash"
;; The hash in the signature differs from the hash of %NARINFO.
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
""
(with-narinfo (string-append %narinfo "Signature: "
(signature-field "different body")
"\n")
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(test-equal "query narinfo signed with authorized key"
(string-append (%store-prefix) "/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo)
"\n")
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(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")
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(string-trim-both
(with-output-to-string
(lambda ()
(with-input-from-string (string-append "have " (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
(lambda ()
(guix-substitute "--query"))))))))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(test-quit "substitute, no signature"
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
"no valid substitute"
(with-narinfo %narinfo
(guix-substitute "--substitute"
(string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"foo")))
(test-quit "substitute, invalid hash"
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
"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")
(guix-substitute "--substitute"
(string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"foo")))
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
(test-quit "substitute, unauthorized key"
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
"no valid substitute"
(with-narinfo (string-append %narinfo "Signature: "
(signature-field
%narinfo
#:public-key %wrong-public-key)
"\n")
(guix-substitute "--substitute"
(string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"foo")))
(test-equal "substitute, authorized key"
"Substitutable data."
(with-narinfo (string-append %narinfo "Signature: "
(signature-field %narinfo))
(dynamic-wind
(const #t)
(lambda ()
(guix-substitute "--substitute"
(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"))))))
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
(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))))
(guix-substitute "--substitute"
(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))))
(guix-substitute "--substitute"
(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 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))))
(guix-substitute "--substitute"
(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))))
(guix-substitute "--substitute"
(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
(guix-substitute "--substitute"
(string-append (%store-prefix)
"/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-foo")
"substitute-retrieved"))))
(test-end "substitute")
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
;;; Local Variables:
;;; eval: (put 'with-narinfo 'scheme-indent-function 1)
substitute: Download from unauthorized sources that provide the right content. This allows substitutes to be downloaded from unauthorized servers, as long as they advertise the same hash and references as one of the authorized servers. * guix/scripts/substitute.scm (assert-valid-narinfo): Remove. (valid-narinfo?): Add #:verbose?. Handle each case of 'signature-case'. (equivalent-narinfo?): New procedure. (lookup-narinfos/diverse): Add 'authorized?' parameter and honor it. [select-hit]: New procedure. (lookup-narinfo): Add 'authorized?' parameter and pass it. (process-query): Adjust callers accordingly. (process-substitution): Remove call to 'assert-valid-narinfo'. Check whether 'lookup-narinfo' returns true and call 'leave' if not. * tests/substitute.scm (%main-substitute-directory) (%alternate-substitute-directory): New variables. (call-with-narinfo): Make 'narinfo-directory' a parameter. Call 'mkdir-p' to create it. Change unwind handler to check whether CACHE-DIRECTORY exists before deleting it. (with-narinfo*): New macro. ("substitute, no signature") ("substitute, invalid hash") ("substitute, unauthorized key"): Change expected error message to "no valid substitute". ("substitute, unauthorized narinfo comes first") ("substitute, unsigned narinfo comes first") ("substitute, first narinfo is unsigned and has wrong hash") ("substitute, first narinfo is unsigned and has wrong refs") ("substitute, unsigned narinfo comes first") ("substitute, two invalid narinfos"): New tests. * doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-01 00:15:31 +02:00
;;; eval: (put 'with-narinfo* 'scheme-indent-function 2)
;;; eval: (put 'test-quit 'scheme-indent-function 2)
substitute-binary: Defer narinfo authentication and authorization checks. * guix/scripts/substitute-binary.scm (narinfo-signature->canonical-sexp): Catch 'gcry-error' around 'string->canonical-sexp' call, and re-raise as a SRFI-35 &message and &nar-signature-error. (narinfo-maker): Handle when SIGNATURE is #f or an invalid canonical sexp. (&nar-signature-error, &nar-invalid-hash-error): New variables. (assert-valid-signature): Use them. Expect 'signature' to be a canonical sexp. (read-narinfo): Remove authentication and authorization checks. (%signature-line-rx): New variable. (assert-valid-narinfo, valid-narinfo?): New procedures. (guix-substitute-binary): Wrap body in 'with-error-handling'. [valid?]: New procedure. <--query>: Show only store items of narinfos that match 'valid-narinfo?'. <--substitute>: Call 'assert-valid-narinfo'. * tests/substitute-binary.scm (test-error*): Use 'test-equal'. (%keypair): Remove. (%public-key, %private-key): Load from signing-key.{pub,sec}. (signature-body): Add #:public-key parameter. (call-with-narinfo): New procedure. (with-narinfo): New macro. ("corrupt signature data", "unauthorized public key", "invalid signature"): Make the first argument to 'assert-valid-signature' a canonical sexp. ("invalid hash", "valid read-narinfo", "valid write-narinfo"): Remove. ("query narinfo with invalid hash", "query narinfo signed with authorized key", "query narinfo signed with unauthorized key", "substitute, invalid hash", "substitute, unauthorized key"): New tests.
2014-03-30 22:29:35 +02:00
;;; End: