tests/publish.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2015 David Thompson <davet@gnu.org>
   3 ;;; Copyright © 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
   4 ;;;
   5 ;;; This file is part of GNU Guix.
   6 ;;;
   7 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   8 ;;; under the terms of the GNU General Public License as published by
   9 ;;; the Free Software Foundation; either version 3 of the License, or (at
  10 ;;; your option) any later version.
  11 ;;;
  12 ;;; GNU Guix is distributed in the hope that it will be useful, but
  13 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 ;;; GNU General Public License for more details.
  16 ;;;
  17 ;;; You should have received a copy of the GNU General Public License
  18 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 ;; Avoid interference.
  21 (unsetenv "http_proxy")
  22
  23 (define-module (test-publish)
  24   #:use-module (guix scripts publish)
  25   #:use-module (guix tests)
  26   #:use-module (guix config)
  27   #:use-module (guix utils)
  28   #:use-module (gcrypt hash)
  29   #:use-module (guix store)
  30   #:use-module (guix derivations)
  31   #:use-module (guix gexp)
  32   #:use-module (guix base32)
  33   #:use-module (guix base64)
  34   #:use-module ((guix records) #:select (recutils->alist))
  35   #:use-module ((guix serialization) #:select (restore-file))
  36   #:use-module (gcrypt pk-crypto)
  37   #:use-module ((guix pki) #:select (%public-key-file %private-key-file))
  38   #:use-module (zlib)
  39   #:use-module (lzlib)
  40   #:use-module (web uri)
  41   #:use-module (web client)
  42   #:use-module (web response)
  43   #:use-module (rnrs bytevectors)
  44   #:use-module (ice-9 binary-ports)
  45   #:use-module (srfi srfi-1)
  46   #:use-module (srfi srfi-26)
  47   #:use-module (srfi srfi-64)
  48   #:use-module (ice-9 threads)
  49   #:use-module (ice-9 format)
  50   #:use-module (ice-9 match)
  51   #:use-module (ice-9 rdelim))
  52
  53 (define %store
  54   (open-connection-for-tests))
  55
  56 (define %reference (add-text-to-store %store "ref" "foo"))
  57
  58 (define %item (add-text-to-store %store "item" "bar" (list %reference)))
  59
  60 (define (http-get-body uri)
  61   (call-with-values (lambda () (http-get uri))
  62     (lambda (response body) body)))
  63
  64 (define (http-get-port uri)
  65   (let ((socket (open-socket-for-uri uri)))
  66     ;; Make sure to use an unbuffered port so that we can then peek at the
  67     ;; underlying file descriptor via 'call-with-gzip-input-port'.
  68     (setvbuf socket 'none)
  69     (call-with-values
  70         (lambda ()
  71           (http-get uri #:port socket #:streaming? #t))
  72       (lambda (response port)
  73         ;; Don't (setvbuf port 'none) because of <http://bugs.gnu.org/19610>
  74         ;; (PORT might be a custom binary input port).
  75         port))))
  76
  77 (define (publish-uri route)
  78   (string-append "http://localhost:6789" route))
  79
  80 (define-syntax-rule (with-separate-output-ports exp ...)
  81   ;; Since ports aren't thread-safe in Guile 2.0, duplicate the output and
  82   ;; error ports to make sure the two threads don't end up stepping on each
  83   ;; other's toes.
  84   (with-output-to-port (duplicate-port (current-output-port) "w")
  85     (lambda ()
  86       (with-error-to-port (duplicate-port (current-error-port) "w")
  87         (lambda ()
  88           exp ...)))))
  89
  90 ;; Run a local publishing server in a separate thread.
  91 (with-separate-output-ports
  92  (call-with-new-thread
  93   (lambda ()
  94     (guix-publish "--port=6789" "-C0"))))     ;attempt to avoid port collision
  95
  96 (define (wait-until-ready port)
  97   ;; Wait until the server is accepting connections.
  98   (let ((conn (socket PF_INET SOCK_STREAM 0)))
  99     (let loop ()
 100       (unless (false-if-exception
 101                (connect conn AF_INET (inet-pton AF_INET "127.0.0.1") port))
 102         (loop)))))
 103
 104 (define (wait-for-file file)
 105   ;; Wait until FILE shows up.
 106   (let loop ((i 20))
 107     (cond ((file-exists? file)
 108            #t)
 109           ((zero? i)
 110            (error "file didn't show up" file))
 111           (else
 112            (pk 'wait-for-file file)
 113            (sleep 1)
 114            (loop (- i 1))))))
 115
 116 (define %gzip-magic-bytes
 117   ;; Magic bytes of gzip file.
 118   #vu8(#x1f #x8b))
 119
 120 ;; Wait until the two servers are ready.
 121 (wait-until-ready 6789)
 122
 123 ;; Initialize the public/private key SRFI-39 parameters.
 124 (%public-key (read-file-sexp %public-key-file))
 125 (%private-key (read-file-sexp %private-key-file))
 126
 127 \f
 128 (test-begin "publish")
 129
 130 (test-equal "/nix-cache-info"
 131   (format #f "StoreDir: ~a\nWantMassQuery: 0\nPriority: 100\n"
 132           %store-directory)
 133   (http-get-body (publish-uri "/nix-cache-info")))
 134
 135 (test-equal "/*.narinfo"
 136   (let* ((info (query-path-info %store %item))
 137          (unsigned-info
 138           (format #f
 139                   "StorePath: ~a
 140 URL: nar/~a
 141 Compression: none
 142 FileSize: ~a
 143 NarHash: sha256:~a
 144 NarSize: ~d
 145 References: ~a~%"
 146                   %item
 147                   (basename %item)
 148                   (path-info-nar-size info)
 149                   (bytevector->nix-base32-string
 150                    (path-info-hash info))
 151                   (path-info-nar-size info)
 152                   (basename (first (path-info-references info)))))
 153          (signature (base64-encode
 154                      (string->utf8
 155                       (canonical-sexp->string
 156                        (signed-string unsigned-info))))))
 157     (format #f "~aSignature: 1;~a;~a~%"
 158             unsigned-info (gethostname) signature))
 159   (utf8->string
 160    (http-get-body
 161     (publish-uri
 162      (string-append "/" (store-path-hash-part %item) ".narinfo")))))
 163
 164 (test-equal "/*.narinfo with properly encoded '+' sign"
 165   ;; See <http://bugs.gnu.org/21888>.
 166   (let* ((item (add-text-to-store %store "fake-gtk+" "Congrats!"))
 167          (info (query-path-info %store item))
 168          (unsigned-info
 169           (format #f
 170                   "StorePath: ~a
 171 URL: nar/~a
 172 Compression: none
 173 FileSize: ~a
 174 NarHash: sha256:~a
 175 NarSize: ~d
 176 References: ~%"
 177                   item
 178                   (uri-encode (basename item))
 179                   (path-info-nar-size info)
 180                   (bytevector->nix-base32-string
 181                    (path-info-hash info))
 182                   (path-info-nar-size info)))
 183          (signature (base64-encode
 184                      (string->utf8
 185                       (canonical-sexp->string
 186                        (signed-string unsigned-info))))))
 187     (format #f "~aSignature: 1;~a;~a~%"
 188             unsigned-info (gethostname) signature))
 189
 190   (let ((item (add-text-to-store %store "fake-gtk+" "Congrats!")))
 191     (utf8->string
 192      (http-get-body
 193       (publish-uri
 194        (string-append "/" (store-path-hash-part item) ".narinfo"))))))
 195
 196 (test-equal "/nar/*"
 197   "bar"
 198   (call-with-temporary-output-file
 199    (lambda (temp port)
 200      (let ((nar (utf8->string
 201                  (http-get-body
 202                   (publish-uri
 203                    (string-append "/nar/" (basename %item)))))))
 204        (call-with-input-string nar (cut restore-file <> temp)))
 205      (call-with-input-file temp read-string))))
 206
 207 (test-equal "/nar/gzip/*"
 208   "bar"
 209   (call-with-temporary-output-file
 210    (lambda (temp port)
 211      (let ((nar (http-get-port
 212                  (publish-uri
 213                   (string-append "/nar/gzip/" (basename %item))))))
 214        (call-with-gzip-input-port nar
 215          (cut restore-file <> temp)))
 216      (call-with-input-file temp read-string))))
 217
 218 (test-equal "/nar/gzip/* is really gzip"
 219   %gzip-magic-bytes
 220   ;; Since 'gzdopen' (aka. 'call-with-gzip-input-port') transparently reads
 221   ;; uncompressed gzip, the test above doesn't check whether it's actually
 222   ;; gzip.  This is what this test does.  See <https://bugs.gnu.org/30184>.
 223   (let ((nar (http-get-port
 224               (publish-uri
 225                (string-append "/nar/gzip/" (basename %item))))))
 226     (get-bytevector-n nar (bytevector-length %gzip-magic-bytes))))
 227
 228 (test-equal "/nar/lzip/*"
 229   "bar"
 230   (call-with-temporary-output-file
 231    (lambda (temp port)
 232      (let ((nar (http-get-port
 233                  (publish-uri
 234                   (string-append "/nar/lzip/" (basename %item))))))
 235        (call-with-lzip-input-port nar
 236          (cut restore-file <> temp)))
 237      (call-with-input-file temp read-string))))
 238
 239 (test-equal "/*.narinfo with compression"
 240   `(("StorePath" . ,%item)
 241     ("URL" . ,(string-append "nar/gzip/" (basename %item)))
 242     ("Compression" . "gzip"))
 243   (let ((thread (with-separate-output-ports
 244                  (call-with-new-thread
 245                   (lambda ()
 246                     (guix-publish "--port=6799" "-C5"))))))
 247     (wait-until-ready 6799)
 248     (let* ((url  (string-append "http://localhost:6799/"
 249                                 (store-path-hash-part %item) ".narinfo"))
 250            (body (http-get-port url)))
 251       (filter (lambda (item)
 252                 (match item
 253                   (("Compression" . _) #t)
 254                   (("StorePath" . _)  #t)
 255                   (("URL" . _) #t)
 256                   (_ #f)))
 257               (recutils->alist body)))))
 258
 259 (test-equal "/*.narinfo with lzip compression"
 260   `(("StorePath" . ,%item)
 261     ("URL" . ,(string-append "nar/lzip/" (basename %item)))
 262     ("Compression" . "lzip"))
 263   (let ((thread (with-separate-output-ports
 264                  (call-with-new-thread
 265                   (lambda ()
 266                     (guix-publish "--port=6790" "-Clzip"))))))
 267     (wait-until-ready 6790)
 268     (let* ((url  (string-append "http://localhost:6790/"
 269                                 (store-path-hash-part %item) ".narinfo"))
 270            (body (http-get-port url)))
 271       (filter (lambda (item)
 272                 (match item
 273                   (("Compression" . _) #t)
 274                   (("StorePath" . _)  #t)
 275                   (("URL" . _) #t)
 276                   (_ #f)))
 277               (recutils->alist body)))))
 278
 279 (test-equal "/*.narinfo for a compressed file"
 280   '("none" "nar")          ;compression-less nar
 281   ;; Assume 'guix publish -C' is already running on port 6799.
 282   (let* ((item (add-text-to-store %store "fake.tar.gz"
 283                                   "This is a fake compressed file."))
 284          (url  (string-append "http://localhost:6799/"
 285                               (store-path-hash-part item) ".narinfo"))
 286          (body (http-get-port url))
 287          (info (recutils->alist body)))
 288     (list (assoc-ref info "Compression")
 289           (dirname (assoc-ref info "URL")))))
 290
 291 (test-equal "/*.narinfo with lzip + gzip"
 292   `((("StorePath" . ,%item)
 293      ("URL" . ,(string-append "nar/gzip/" (basename %item)))
 294      ("Compression" . "gzip")
 295      ("URL" . ,(string-append "nar/lzip/" (basename %item)))
 296      ("Compression" . "lzip"))
 297     200
 298     200)
 299   (call-with-temporary-directory
 300    (lambda (cache)
 301      (let ((thread (with-separate-output-ports
 302                     (call-with-new-thread
 303                      (lambda ()
 304                        (guix-publish "--port=6793" "-Cgzip:2" "-Clzip:2"))))))
 305        (wait-until-ready 6793)
 306        (let* ((base "http://localhost:6793/")
 307               (part (store-path-hash-part %item))
 308               (url  (string-append base part ".narinfo"))
 309               (body (http-get-port url)))
 310          (list (take (recutils->alist body) 5)
 311                (response-code
 312                 (http-get (string-append base "nar/gzip/"
 313                                          (basename %item))))
 314                (response-code
 315                 (http-get (string-append base "nar/lzip/"
 316                                          (basename %item))))))))))
 317
 318 (test-equal "custom nar path"
 319   ;; Serve nars at /foo/bar/chbouib instead of /nar.
 320   (list `(("StorePath" . ,%item)
 321           ("URL" . ,(string-append "foo/bar/chbouib/" (basename %item)))
 322           ("Compression" . "none"))
 323         200
 324         404)
 325   (let ((thread (with-separate-output-ports
 326                  (call-with-new-thread
 327                   (lambda ()
 328                     (guix-publish "--port=6798" "-C0"
 329                                   "--nar-path=///foo/bar//chbouib/"))))))
 330     (wait-until-ready 6798)
 331     (let* ((base    "http://localhost:6798/")
 332            (part    (store-path-hash-part %item))
 333            (url     (string-append base part ".narinfo"))
 334            (nar-url (string-append base "foo/bar/chbouib/"
 335                                    (basename %item)))
 336            (body    (http-get-port url)))
 337       (list (filter (lambda (item)
 338                       (match item
 339                         (("Compression" . _) #t)
 340                         (("StorePath" . _)  #t)
 341                         (("URL" . _) #t)
 342                         (_ #f)))
 343                     (recutils->alist body))
 344             (response-code (http-get nar-url))
 345             (response-code
 346              (http-get (string-append base "nar/" (basename %item))))))))
 347
 348 (test-equal "/nar/ with properly encoded '+' sign"
 349   "Congrats!"
 350   (let ((item (add-text-to-store %store "fake-gtk+" "Congrats!")))
 351     (call-with-temporary-output-file
 352      (lambda (temp port)
 353        (let ((nar (utf8->string
 354                    (http-get-body
 355                     (publish-uri
 356                      (string-append "/nar/" (uri-encode (basename item))))))))
 357          (call-with-input-string nar (cut restore-file <> temp)))
 358        (call-with-input-file temp read-string)))))
 359
 360 (test-equal "/nar/invalid"
 361   404
 362   (begin
 363     (call-with-output-file (string-append (%store-prefix) "/invalid")
 364       (lambda (port)
 365         (display "This file is not a valid store item." port)))
 366     (response-code (http-get (publish-uri (string-append "/nar/invalid"))))))
 367
 368 (test-equal "/file/NAME/sha256/HASH"
 369   "Hello, Guix world!"
 370   (let* ((data "Hello, Guix world!")
 371          (hash (call-with-input-string data port-sha256))
 372          (drv  (run-with-store %store
 373                  (gexp->derivation "the-file.txt"
 374                                    #~(call-with-output-file #$output
 375                                        (lambda (port)
 376                                          (display #$data port)))
 377                                    #:hash-algo 'sha256
 378                                    #:hash hash)))
 379          (out  (build-derivations %store (list drv))))
 380     (utf8->string
 381      (http-get-body
 382       (publish-uri
 383        (string-append "/file/the-file.txt/sha256/"
 384                       (bytevector->nix-base32-string hash)))))))
 385
 386 (test-equal "/file/NAME/sha256/INVALID-NIX-BASE32-STRING"
 387   404
 388   (let ((uri (publish-uri
 389               "/file/the-file.txt/sha256/not-a-nix-base32-string")))
 390     (response-code (http-get uri))))
 391
 392 (test-equal "/file/NAME/sha256/INVALID-HASH"
 393   404
 394   (let ((uri (publish-uri
 395               (string-append "/file/the-file.txt/sha256/"
 396                              (bytevector->nix-base32-string
 397                               (call-with-input-string "" port-sha256))))))
 398     (response-code (http-get uri))))
 399
 400 (test-equal "with cache"
 401   (list #t
 402         `(("StorePath" . ,%item)
 403           ("URL" . ,(string-append "nar/gzip/" (basename %item)))
 404           ("Compression" . "gzip"))
 405         200                                       ;nar/gzip/…
 406         #t                                        ;Content-Length
 407         #t                                        ;FileSize
 408         404)                                      ;nar/…
 409   (call-with-temporary-directory
 410    (lambda (cache)
 411      (let ((thread (with-separate-output-ports
 412                     (call-with-new-thread
 413                      (lambda ()
 414                        (guix-publish "--port=6797" "-C2"
 415                                      (string-append "--cache=" cache)))))))
 416        (wait-until-ready 6797)
 417        (let* ((base     "http://localhost:6797/")
 418               (part     (store-path-hash-part %item))
 419               (url      (string-append base part ".narinfo"))
 420               (nar-url  (string-append base "nar/gzip/" (basename %item)))
 421               (cached   (string-append cache "/gzip/" (basename %item)
 422                                        ".narinfo"))
 423               (nar      (string-append cache "/gzip/"
 424                                        (basename %item) ".nar"))
 425               (response (http-get url)))
 426          (and (= 404 (response-code response))
 427
 428               ;; We should get an explicitly short TTL for 404 in this case
 429               ;; because it's going to become 200 shortly.
 430               (match (assq-ref (response-headers response) 'cache-control)
 431                 ((('max-age . ttl))
 432                  (< ttl 3600)))
 433
 434               (wait-for-file cached)
 435               (let* ((body         (http-get-port url))
 436                      (compressed   (http-get nar-url))
 437                      (uncompressed (http-get (string-append base "nar/"
 438                                                             (basename %item))))
 439                      (narinfo      (recutils->alist body)))
 440                 (list (file-exists? nar)
 441                       (filter (lambda (item)
 442                                 (match item
 443                                   (("Compression" . _) #t)
 444                                   (("StorePath" . _)  #t)
 445                                   (("URL" . _) #t)
 446                                   (_ #f)))
 447                               narinfo)
 448                       (response-code compressed)
 449                       (= (response-content-length compressed)
 450                          (stat:size (stat nar)))
 451                       (= (string->number
 452                           (assoc-ref narinfo "FileSize"))
 453                          (stat:size (stat nar)))
 454                       (response-code uncompressed)))))))))
 455
 456 (test-equal "with cache, lzip + gzip"
 457   '(200 200 404)
 458   (call-with-temporary-directory
 459    (lambda (cache)
 460      (let ((thread (with-separate-output-ports
 461                     (call-with-new-thread
 462                      (lambda ()
 463                        (guix-publish "--port=6794" "-Cgzip:2" "-Clzip:2"
 464                                      (string-append "--cache=" cache)))))))
 465        (wait-until-ready 6794)
 466        (let* ((base     "http://localhost:6794/")
 467               (part     (store-path-hash-part %item))
 468               (url      (string-append base part ".narinfo"))
 469               (nar-url  (cute string-append "nar/" <> "/"
 470                               (basename %item)))
 471               (cached   (cute string-append cache "/" <> "/"
 472                               (basename %item) ".narinfo"))
 473               (nar      (cute string-append cache "/" <> "/"
 474                               (basename %item) ".nar"))
 475               (response (http-get url)))
 476          (wait-for-file (cached "gzip"))
 477          (let* ((body         (http-get-port url))
 478                 (narinfo      (recutils->alist body))
 479                 (uncompressed (string-append base "nar/"
 480                                              (basename %item))))
 481            (and (file-exists? (nar "gzip"))
 482                 (file-exists? (nar "lzip"))
 483                 (equal? (take (pk 'narinfo/gzip+lzip narinfo) 7)
 484                         `(("StorePath" . ,%item)
 485                           ("URL" . ,(nar-url "gzip"))
 486                           ("Compression" . "gzip")
 487                           ("FileSize" . ,(number->string
 488                                           (stat:size (stat (nar "gzip")))))
 489                           ("URL" . ,(nar-url "lzip"))
 490                           ("Compression" . "lzip")
 491                           ("FileSize" . ,(number->string
 492                                           (stat:size (stat (nar "lzip")))))))
 493                 (list (response-code
 494                        (http-get (string-append base (nar-url "gzip"))))
 495                       (response-code
 496                        (http-get (string-append base (nar-url "lzip"))))
 497                       (response-code
 498                        (http-get uncompressed))))))))))
 499
 500 (let ((item (add-text-to-store %store "fake-compressed-thing.tar.gz"
 501                                (random-text))))
 502   (test-equal "with cache, uncompressed"
 503     (list #t
 504           (* 42 3600)                             ;TTL on narinfo
 505           `(("StorePath" . ,item)
 506             ("URL" . ,(string-append "nar/" (basename item)))
 507             ("Compression" . "none"))
 508           200                                     ;nar/…
 509           (* 42 3600)                             ;TTL on nar/…
 510           (path-info-nar-size
 511            (query-path-info %store item))         ;FileSize
 512           404)                                    ;nar/gzip/…
 513     (call-with-temporary-directory
 514      (lambda (cache)
 515        (let ((thread (with-separate-output-ports
 516                       (call-with-new-thread
 517                        (lambda ()
 518                          (guix-publish "--port=6796" "-C2" "--ttl=42h"
 519                                        (string-append "--cache=" cache)))))))
 520          (wait-until-ready 6796)
 521          (let* ((base     "http://localhost:6796/")
 522                 (part     (store-path-hash-part item))
 523                 (url      (string-append base part ".narinfo"))
 524                 (cached   (string-append cache "/none/"
 525                                          (basename item) ".narinfo"))
 526                 (nar      (string-append cache "/none/"
 527                                          (basename item) ".nar"))
 528                 (response (http-get url)))
 529            (and (= 404 (response-code response))
 530
 531                 (wait-for-file cached)
 532                 (let* ((response     (http-get url))
 533                        (body         (http-get-port url))
 534                        (compressed   (http-get (string-append base "nar/gzip/"
 535                                                               (basename item))))
 536                        (uncompressed (http-get (string-append base "nar/"
 537                                                               (basename item))))
 538                        (narinfo      (recutils->alist body)))
 539                   (list (file-exists? nar)
 540                         (match (assq-ref (response-headers response)
 541                                          'cache-control)
 542                           ((('max-age . ttl)) ttl)
 543                           (_ #f))
 544
 545                         (filter (lambda (item)
 546                                   (match item
 547                                     (("Compression" . _) #t)
 548                                     (("StorePath" . _)  #t)
 549                                     (("URL" . _) #t)
 550                                     (_ #f)))
 551                                 narinfo)
 552                         (response-code uncompressed)
 553                         (match (assq-ref (response-headers uncompressed)
 554                                          'cache-control)
 555                           ((('max-age . ttl)) ttl)
 556                           (_ #f))
 557
 558                         (string->number
 559                          (assoc-ref narinfo "FileSize"))
 560                         (response-code compressed))))))))))
 561
 562 (test-equal "with cache, vanishing item"         ;<https://bugs.gnu.org/33897>
 563   200
 564   (call-with-temporary-directory
 565    (lambda (cache)
 566      (let ((thread (with-separate-output-ports
 567                     (call-with-new-thread
 568                      (lambda ()
 569                        (guix-publish "--port=6795"
 570                                      (string-append "--cache=" cache)))))))
 571        (wait-until-ready 6795)
 572
 573        ;; Make sure that, even if ITEM disappears, we're still able to fetch
 574        ;; it.
 575        (let* ((base     "http://localhost:6795/")
 576               (item     (add-text-to-store %store "random" (random-text)))
 577               (part     (store-path-hash-part item))
 578               (url      (string-append base part ".narinfo"))
 579               (cached   (string-append cache "/gzip/"
 580                                        (basename item)
 581                                        ".narinfo"))
 582               (response (http-get url)))
 583          (and (= 404 (response-code response))
 584               (wait-for-file cached)
 585               (begin
 586                 (delete-paths %store (list item))
 587                 (response-code (pk 'response (http-get url))))))))))
 588
 589 (test-equal "/log/NAME"
 590   `(200 #t application/x-bzip2)
 591   (let ((drv (run-with-store %store
 592                (gexp->derivation "with-log"
 593                                  #~(call-with-output-file #$output
 594                                      (lambda (port)
 595                                        (display "Hello, build log!"
 596                                                 (current-error-port))
 597                                        (display #$(random-text) port)))))))
 598     (build-derivations %store (list drv))
 599     (let* ((response (http-get
 600                       (publish-uri (string-append "/log/"
 601                                                   (basename (derivation->output-path drv))))
 602                       #:decode-body? #f))
 603            (base     (basename (derivation-file-name drv)))
 604            (log      (string-append (dirname %state-directory)
 605                                     "/log/guix/drvs/" (string-take base 2)
 606                                     "/" (string-drop base 2) ".bz2")))
 607       (list (response-code response)
 608             (= (response-content-length response) (stat:size (stat log)))
 609             (first (response-content-type response))))))
 610
 611 (test-equal "/log/NAME not found"
 612   404
 613   (let ((uri (publish-uri "/log/does-not-exist")))
 614     (response-code (http-get uri))))
 615
 616 (test-equal "non-GET query"
 617   '(200 404)
 618   (let ((path (string-append "/" (store-path-hash-part %item)
 619                              ".narinfo")))
 620     (map response-code
 621          (list (http-get (publish-uri path))
 622                (http-post (publish-uri path))))))
 623
 624 (test-end "publish")