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-rw-r--r--guix/build/store-copy.scm28
-rw-r--r--tests/guix-pack.sh2
-rw-r--r--tests/pack.scm48
3 files changed, 65 insertions, 13 deletions
diff --git a/guix/build/store-copy.scm b/guix/build/store-copy.scm
index 64ade7885c..549aa4f28b 100644
--- a/guix/build/store-copy.scm
+++ b/guix/build/store-copy.scm
@@ -168,6 +168,28 @@ REFERENCE-GRAPHS, a list of reference-graph files."
(reduce + 0 (map file-size items)))
+(define (reset-permissions file)
+ "Reset the permissions on FILE and its sub-directories so that they are all
+read-only."
+ ;; XXX: This procedure exists just to work around the inability of
+ ;; 'copy-recursively' to preserve permissions.
+ (file-system-fold (const #t) ;enter?
+ (lambda (file stat _) ;leaf
+ (unless (eq? 'symlink (stat:type stat))
+ (chmod file
+ (if (zero? (logand (stat:mode stat)
+ #o100))
+ #o444
+ #o555))))
+ (const #t) ;down
+ (lambda (directory stat _) ;up
+ (chmod directory #o555))
+ (const #f) ;skip
+ (const #f) ;error
+ #t
+ file
+ lstat))
+
(define* (populate-store reference-graphs target
#:key (log-port (current-error-port)))
"Populate the store under directory TARGET with the items specified in
@@ -197,7 +219,13 @@ REFERENCE-GRAPHS, a list of reference-graph files."
(for-each (lambda (thing)
(copy-recursively thing
(string-append target thing)
+ #:keep-mtime? #t
#:log (%make-void-port "w"))
+
+ ;; XXX: Since 'copy-recursively' doesn't allow us to
+ ;; preserve permissions, we have to traverse TARGET to
+ ;; make sure everything is read-only.
+ (reset-permissions (string-append target thing))
(report))
things)))))
diff --git a/tests/guix-pack.sh b/tests/guix-pack.sh
index 8c1f556426..a43f4d128f 100644
--- a/tests/guix-pack.sh
+++ b/tests/guix-pack.sh
@@ -49,7 +49,7 @@ the_pack="`guix pack --bootstrap -S /opt/gnu/bin=bin guile-bootstrap`"
# exists because /opt/gnu/bin may be an absolute symlink to a store item that
# has been GC'd.
test_directory="`mktemp -d`"
-trap 'rm -rf "$test_directory"' EXIT
+trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT
cd "$test_directory"
tar -xf "$the_pack"
test -L opt/gnu/bin
diff --git a/tests/pack.scm b/tests/pack.scm
index a9bc8948b9..40473a9fe9 100644
--- a/tests/pack.scm
+++ b/tests/pack.scm
@@ -68,18 +68,42 @@
#:archiver %tar-bootstrap))
(check (gexp->derivation
"check-tarball"
- #~(let ((bin (string-append "." #$profile "/bin")))
- (setenv "PATH"
- (string-append #$%tar-bootstrap "/bin"))
- (system* "tar" "xvf" #$tarball)
- (mkdir #$output)
- (exit
- (and (file-exists? (string-append bin "/guile"))
- (string=? (string-append #$%bootstrap-guile "/bin")
- (readlink bin))
- (string=? (string-append ".." #$profile
- "/bin/guile")
- (readlink "bin/Guile"))))))))
+ (with-imported-modules '((guix build utils))
+ #~(begin
+ (use-modules (guix build utils)
+ (srfi srfi-1))
+
+ (define store
+ ;; The unpacked store.
+ (string-append "." (%store-directory) "/"))
+
+ (define (canonical? file)
+ ;; Return #t if FILE is read-only and its mtime is 1.
+ (let ((st (lstat file)))
+ (or (not (string-prefix? store file))
+ (eq? 'symlink (stat:type st))
+ (and (= 1 (stat:mtime st))
+ (zero? (logand #o222
+ (stat:mode st)))))))
+
+ (define bin
+ (string-append "." #$profile "/bin"))
+
+ (setenv "PATH"
+ (string-append #$%tar-bootstrap "/bin"))
+ (system* "tar" "xvf" #$tarball)
+ (mkdir #$output)
+ (exit
+ (and (file-exists? (string-append bin "/guile"))
+ (file-exists? store)
+ (every canonical?
+ (find-files "." (const #t)
+ #:directories? #t))
+ (string=? (string-append #$%bootstrap-guile "/bin")
+ (readlink bin))
+ (string=? (string-append ".." #$profile
+ "/bin/guile")
+ (readlink "bin/Guile")))))))))
(built-derivations (list check))))
;; The following test needs guile-sqlite3, libgcrypt, etc. as a consequence of