diff options
Diffstat (limited to 'guix/docker.scm')
-rw-r--r-- | guix/docker.scm | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/guix/docker.scm b/guix/docker.scm index 56a0f7ec2b..5614ab2115 100644 --- a/guix/docker.scm +++ b/guix/docker.scm @@ -24,6 +24,7 @@ #:select (delete-file-recursively with-directory-excursion)) #:use-module (guix build store-copy) + #:use-module (srfi srfi-19) #:use-module (rnrs bytevectors) #:use-module (ice-9 match) #:export (build-docker-image)) @@ -83,15 +84,18 @@ (rootfs . ((type . "layers") (diff_ids . (,(layer-diff-id layer))))))) -(define* (build-docker-image image path #:key closure compressor) +(define* (build-docker-image image path + #:key closure compressor + (creation-time (current-time time-utc))) "Write to IMAGE a Docker image archive from the given store PATH. The image contains the closure of PATH, as specified in CLOSURE (a file produced by #:references-graphs). Use COMPRESSOR, a command such as '(\"gzip\" \"-9n\"), -to compress IMAGE." +to compress IMAGE. Use CREATION-TIME, a SRFI-19 time-utc object, as the +creation time in metadata." (let ((directory "/tmp/docker-image") ;temporary working directory (closure (canonicalize-path closure)) (id (docker-id path)) - (time (strftime "%FT%TZ" (localtime (current-time)))) + (time (date->string (time-utc->date creation-time) "~4")) (arch (match (utsname:machine (uname)) ("x86_64" "amd64") ("i686" "386") |