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-rw-r--r--guix/scripts/publish.scm11
-rw-r--r--tests/publish.scm17
2 files changed, 24 insertions, 4 deletions
diff --git a/guix/scripts/publish.scm b/guix/scripts/publish.scm
index c5326b33da..a236f3e45c 100644
--- a/guix/scripts/publish.scm
+++ b/guix/scripts/publish.scm
@@ -537,14 +537,19 @@ requested using POOL."
(not-found request))))
(define* (render-nar/cached store cache request store-item
- #:key (compression %no-compression))
+ #:key ttl (compression %no-compression))
"Respond to REQUEST with a nar for STORE-ITEM. If the nar is in CACHE,
-return it; otherwise, return 404."
+return it; otherwise, return 404. When TTL is true, use it as the
+'Cache-Control' expiration time."
(let ((cached (nar-cache-file cache store-item
#:compression compression)))
(if (file-exists? cached)
(values `((content-type . (application/octet-stream
(charset . "ISO-8859-1")))
+ ,@(if ttl
+ `((cache-control (max-age . ,ttl)))
+ '())
+
;; XXX: We're not returning the actual contents, deferring
;; instead to 'http-write'. This is a hack to work around
;; <http://bugs.gnu.org/21093>.
@@ -819,6 +824,7 @@ blocking."
%default-gzip-compression))))
(if cache
(render-nar/cached store cache request store-item
+ #:ttl narinfo-ttl
#:compression compression)
(render-nar store request store-item
#:compression compression)))
@@ -829,6 +835,7 @@ blocking."
(if (nar-path? components)
(if cache
(render-nar/cached store cache request store-item
+ #:ttl narinfo-ttl
#:compression %no-compression)
(render-nar store request store-item
#:compression %no-compression))
diff --git a/tests/publish.scm b/tests/publish.scm
index 0e793c1ee5..79a786e723 100644
--- a/tests/publish.scm
+++ b/tests/publish.scm
@@ -411,10 +411,12 @@ FileSize: ~a~%"
(random-text))))
(test-equal "with cache, uncompressed"
(list #t
+ (* 42 3600) ;TTL on narinfo
`(("StorePath" . ,item)
("URL" . ,(string-append "nar/" (basename item)))
("Compression" . "none"))
200 ;nar/…
+ (* 42 3600) ;TTL on nar/…
(path-info-nar-size
(query-path-info %store item)) ;FileSize
404) ;nar/gzip/…
@@ -423,7 +425,7 @@ FileSize: ~a~%"
(let ((thread (with-separate-output-ports
(call-with-new-thread
(lambda ()
- (guix-publish "--port=6796" "-C2"
+ (guix-publish "--port=6796" "-C2" "--ttl=42h"
(string-append "--cache=" cache)))))))
(wait-until-ready 6796)
(let* ((base "http://localhost:6796/")
@@ -437,13 +439,19 @@ FileSize: ~a~%"
(and (= 404 (response-code response))
(wait-for-file cached)
- (let* ((body (http-get-port url))
+ (let* ((response (http-get url))
+ (body (http-get-port url))
(compressed (http-get (string-append base "nar/gzip/"
(basename item))))
(uncompressed (http-get (string-append base "nar/"
(basename item))))
(narinfo (recutils->alist body)))
(list (file-exists? nar)
+ (match (assq-ref (response-headers response)
+ 'cache-control)
+ ((('max-age . ttl)) ttl)
+ (_ #f))
+
(filter (lambda (item)
(match item
(("Compression" . _) #t)
@@ -452,6 +460,11 @@ FileSize: ~a~%"
(_ #f)))
narinfo)
(response-code uncompressed)
+ (match (assq-ref (response-headers uncompressed)
+ 'cache-control)
+ ((('max-age . ttl)) ttl)
+ (_ #f))
+
(string->number
(assoc-ref narinfo "FileSize"))
(response-code compressed))))))))))