diff options
Diffstat (limited to 'guix/http-client.scm')
| -rw-r--r-- | guix/http-client.scm | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/guix/http-client.scm b/guix/http-client.scm index a367c41afa..9138a627ac 100644 --- a/guix/http-client.scm +++ b/guix/http-client.scm @@ -296,6 +296,7 @@ returning." #f #f base64url-alphabet)))) (define* (http-fetch/cached uri #:key (ttl (%http-cache-ttl)) text? + (headers '((user-agent . "GNU Guile"))) (write-cache dump-port) (cache-miss (const #t)) (log-port (current-error-port)) @@ -307,21 +308,27 @@ Call WRITE-CACHE with the HTTP input port and the cache output port to write the data to cache. Call CACHE-MISS with URI just before fetching data from URI. +HEADERS is an alist of extra HTTP headers, to which cache-related headers are +added automatically as appropriate. + TIMEOUT specifies the timeout in seconds for connection establishment. Write information about redirects to LOG-PORT." - (let ((file (cache-file-for-uri uri))) + (let* ((uri (if (string? uri) + (string->uri uri) + uri)) + (file (cache-file-for-uri uri))) (define (update-cache cache-port) (define cache-time (and cache-port (stat:mtime (stat cache-port)))) - (define headers - `((user-agent . "GNU Guile") - ,@(if cache-time - `((if-modified-since - . ,(time-utc->date (make-time time-utc 0 cache-time)))) - '()))) + (define extended-headers + (if cache-time + `((if-modified-since + . ,(time-utc->date (make-time time-utc 0 cache-time))) + ,@headers) + headers)) ;; Update the cache and return an input port. (guard (c ((http-get-error? c) @@ -332,7 +339,8 @@ Write information about redirects to LOG-PORT." (raise c)))) (let ((port (http-fetch uri #:text? text? #:log-port log-port - #:headers headers #:timeout timeout))) + #:headers extended-headers + #:timeout timeout))) (cache-miss uri) (mkdir-p (dirname file)) (when cache-port |