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-rw-r--r--guix/scripts/pack.scm13
1 files changed, 13 insertions, 0 deletions
diff --git a/guix/scripts/pack.scm b/guix/scripts/pack.scm
index 055d6c95f5..2543f0c0b5 100644
--- a/guix/scripts/pack.scm
+++ b/guix/scripts/pack.scm
@@ -516,6 +516,18 @@ the image."
`((directory "/tmp" ,(getuid) ,(getgid) #o1777)
,@(append-map symlink->directives '#$symlinks)))
+ (define tag
+ ;; Compute a meaningful "repository" name, which will show up in
+ ;; the output of "docker images".
+ (let ((manifest (profile-manifest #$profile)))
+ (let loop ((names (map manifest-entry-name
+ (manifest-entries manifest))))
+ (define str (string-join names "-"))
+ (if (< (string-length str) 40)
+ str
+ (match names
+ ((_) str)
+ ((names ... _) (loop names))))))) ;drop one entry
(setenv "PATH" (string-append #$archiver "/bin"))
@@ -524,6 +536,7 @@ the image."
(call-with-input-file "profile"
read-reference-graph))
#$profile
+ #:repository tag
#:database #+database
#:system (or #$target (utsname:machine (uname)))
#:environment environment