database: Validate #:nar-size and #:time when registering store items.

* guix/store/database.scm (assert-integer): New procedure.
(update-or-insert): Use it to validate NAR-SIZE and TIME.
* tests/store-database.scm ("sqlite-register with incorrect size"): New
test.

1 files changed, 18 insertions, 1 deletions

diff --git a/tests/store-database.scm b/tests/store-database.scm
index 17eea38c63..d8f3ce8070 100644
--- a/tests/store-database.scm
+++ b/tests/store-database.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2017, 2018, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017, 2018, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -123,4 +123,21 @@
          (pk 'welcome-exception! args)
          #t)))))
 
+(test-equal "sqlite-register with incorrect size"
+  'out-of-range
+  (call-with-temporary-output-file
+   (lambda (db-file port)
+     (delete-file db-file)
+     (catch #t
+       (lambda ()
+         (with-database db-file db
+           (sqlite-register db #:path "/gnu/foo"
+                            #:references '("/gnu/bar")
+                            #:deriver "/gnu/foo.drv"
+                            #:hash (string-append "sha256:" (make-string 64 #\e))
+                            #:nar-size -1234))
+         #f)
+       (lambda (key . _)
+         key)))))
+
 (test-end "store-database")