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-rw-r--r--gnu/build/install.scm20
-rw-r--r--gnu/system/install.scm6
2 files changed, 19 insertions, 7 deletions
diff --git a/gnu/build/install.scm b/gnu/build/install.scm
index 32fbe8efbc..9085e22e09 100644
--- a/gnu/build/install.scm
+++ b/gnu/build/install.scm
@@ -161,20 +161,27 @@ as created and modified at the Epoch."
(utime file 0 0 0 0))))
(find-files directory "")))
-(define (register-closure store closure)
+(define* (register-closure store closure
+ #:key (deduplicate? #t))
"Register CLOSURE in STORE, where STORE is the directory name of the target
store and CLOSURE is the name of a file containing a reference graph as used
-by 'guix-register'. As a side effect, this resets timestamps on store files."
- (let ((status (system* "guix-register" "--prefix" store
- closure)))
+by 'guix-register'. As a side effect, this resets timestamps on store files
+and, if DEDUPLICATE? is true, deduplicates files common to CLOSURE and the
+rest of STORE."
+ (let ((status (apply system* "guix-register" "--prefix" store
+ (append (if deduplicate? '() '("--no-deduplication"))
+ (list closure)))))
(unless (zero? status)
(error "failed to register store items" closure))))
(define* (populate-single-profile-directory directory
- #:key profile closure)
+ #:key profile closure
+ deduplicate?)
"Populate DIRECTORY with a store containing PROFILE, whose closure is given
in the file called CLOSURE (as generated by #:references-graphs.) DIRECTORY
is initialized to contain a single profile under /root pointing to PROFILE.
+DEDUPLICATE? determines whether to deduplicate files in the store.
+
This is used to create the self-contained Guix tarball."
(define (scope file)
(string-append directory "/" file))
@@ -190,7 +197,8 @@ This is used to create the self-contained Guix tarball."
;; Populate the store.
(populate-store (list closure) directory)
- (register-closure (canonicalize-path directory) closure)
+ (register-closure (canonicalize-path directory) closure
+ #:deduplicate? deduplicate?)
;; XXX: 'guix-register' registers profiles as GC roots but the symlink
;; target uses $TMPDIR. Fix that.
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index e8a36b3def..6f4116ef9b 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -63,15 +63,19 @@ under /root/.guix-profile where GUIX is installed."
(setenv "PATH"
(string-append #$guix "/sbin:" #$tar "/bin:" #$xz "/bin"))
+ ;; Note: there is not much to gain here with deduplication and there
+ ;; is the overhead of the '.links' directory, so turn it off.
(populate-single-profile-directory %root
#:profile #$profile
- #:closure "profile")
+ #:closure "profile"
+ #:deduplicate? #f)
;; Create the tarball. Use GNU format so there's no file name
;; length limitation.
(with-directory-excursion %root
(zero? (system* "tar" "--xz" "--format=gnu"
"--owner=root:0" "--group=root:0"
+ "--check-links"
"-cvf" #$output
;; Avoid adding / and /var to the tarball,
;; so that the ownership and permissions of those