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authorLudovic Courtès <ludo@gnu.org>2020-10-12 11:19:32 +0200
committerLudovic Courtès <ludo@gnu.org>2020-10-12 11:28:56 +0200
commitd11f7f62b6ba2fbef8e4b00c7ae0d621f2d4281c (patch)
treed780f1c17487b1d01591753e44d86be981a4d0b1 /guix/http-client.scm
parent6c46e477eb50c6ee7c9b7c8199bdfb3708dc32b5 (diff)
http-client: 'http-fetch' and 'http-fetch/cached' accept #:timeout.
* guix/http-client.scm (http-fetch): Add #:timeout and pass it to 'guix:open-connection-for-uri'. (http-fetch/cached): Add #:timeout parameter and pass it to 'http-fetch'.
Diffstat (limited to 'guix/http-client.scm')
-rw-r--r--guix/http-client.scm18
1 files changed, 13 insertions, 5 deletions
diff --git a/guix/http-client.scm b/guix/http-client.scm
index 5a5a33b4c0..a767175d67 100644
--- a/guix/http-client.scm
+++ b/guix/http-client.scm
@@ -71,7 +71,8 @@
(define* (http-fetch uri #:key port (text? #f) (buffered? #t)
(verify-certificate? #t)
- (headers '((user-agent . "GNU Guile"))))
+ (headers '((user-agent . "GNU Guile")))
+ timeout)
"Return an input port containing the data at URI, and the expected number of
bytes available or #f. If TEXT? is true, the data at URI is considered to be
textual. Follow any HTTP redirection. When BUFFERED? is #f, return an
@@ -80,13 +81,17 @@ extra HTTP headers.
When VERIFY-CERTIFICATE? is true, verify HTTPS server certificates.
+TIMEOUT specifies the timeout in seconds for connection establishment; when
+TIMEOUT is #f, connection establishment never times out.
+
Raise an '&http-get-error' condition if downloading fails."
(let loop ((uri (if (string? uri)
(string->uri uri)
uri)))
(let ((port (or port (guix:open-connection-for-uri uri
#:verify-certificate?
- verify-certificate?)))
+ verify-certificate?
+ #:timeout timeout)))
(headers (match (uri-userinfo uri)
((? string? str)
(cons (cons 'Authorization
@@ -155,13 +160,16 @@ Raise an '&http-get-error' condition if downloading fails."
(define* (http-fetch/cached uri #:key (ttl (%http-cache-ttl)) text?
(write-cache dump-port)
- (cache-miss (const #t)))
+ (cache-miss (const #t))
+ (timeout 10))
"Like 'http-fetch', return an input port, but cache its contents in
~/.cache/guix. The cache remains valid for TTL seconds.
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."
+URI.
+
+TIMEOUT specifies the timeout in seconds for connection establishment."
(let ((file (cache-file-for-uri uri)))
(define (update-cache cache-port)
(define cache-time
@@ -183,7 +191,7 @@ URI."
cache-port)
(raise c))))
(let ((port (http-fetch uri #:text? text?
- #:headers headers)))
+ #:headers headers #:timeout timeout)))
(cache-miss uri)
(mkdir-p (dirname file))
(when cache-port