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Add `add-to-store' with recursive directory storage.

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* guix/store.scm (write-file): Implement directory recursive dump.
  (add-to-store): Fix the parameter list.

* tests/derivations.scm (directory-contents): New procedure.
  ("add-to-store, recursive"): New test.
This commit is contained in:
Ludovic Courtès 2012-06-10 22:43:02 +02:00
parent 81095052a8
commit b37eb5ede6
2 changed files with 64 additions and 23 deletions
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28
guix/store.scm
View file

@ -27,6 +27,7 @@ (define-module (guix store)
#:use-module (srfi srfi-39)
#:use-module (ice-9 match)
#:use-module (ice-9 rdelim)
#:use-module (ice-9 ftw)
#:export (nix-server?
nix-server-major-version
nix-server-minor-version
@ -178,8 +179,10 @@ (define buf (make-bytevector buf-size))
(define (write-file f p)
(define %archive-version-1 "nix-archive-1")
(let ((s (lstat f)))
(write-string %archive-version-1 p)
(let dump ((f f))
(let ((s (lstat f)))
(write-string "(" p)
(case (stat:type s)
((regular)
@ -189,14 +192,25 @@ (define %archive-version-1 "nix-archive-1")
(begin
(write-string "executable" p)
(write-string "" p)))
(write-contents f p)
(write-string ")" p))
(write-contents f p))
((directory)
(write-string "type" p)
(write-string "directory" p)
(error "ENOSYS"))
(let ((entries (remove (cut member <> '("." ".."))
(scandir f))))
(for-each (lambda (e)
(let ((f (string-append f "/" e)))
(write-string "entry" p)
(write-string "(" p)
(write-string "name" p)
(write-string e p)
(write-string "node" p)
(dump f)
(write-string ")" p)))
entries)))
(else
(error "ENOSYS")))))
(error "ENOSYS")))
(write-string ")" p))))
(define-syntax write-arg
(syntax-rules (integer boolean file string string-list)
@ -349,9 +363,9 @@ (define-operation (add-text-to-store (string name) (string text)
store-path)
(define-operation (add-to-store (string basename)
(integer algo)
(boolean sha256-and-recursive?)
(boolean fixed?) ; obsolete, must be #t
(boolean recursive?)
(string hash-algo)
(file file-name))
"Add the contents of FILE-NAME under BASENAME to the store."
store-path)

31
tests/derivations.scm
View file

@ -21,12 +21,14 @@ (define-module (test-derivations)
#:use-module (guix derivations)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-64)
#:use-module (rnrs io ports)
#:use-module (rnrs bytevectors)
#:use-module (ice-9 rdelim))
#:use-module (ice-9 rdelim)
#:use-module (ice-9 ftw))
(define %current-system
;; System type as expected by Nix, usually ARCHITECTURE-KERNEL.
@ -35,6 +37,24 @@ (define %current-system
(define %store
(false-if-exception (open-connection)))
(define (directory-contents dir)
"Return an alist representing the contents of DIR."
(define prefix-len (string-length dir))
(sort (file-system-fold (const #t) ; enter?
(lambda (path stat result) ; leaf
(alist-cons (string-drop path prefix-len)
(call-with-input-file path
get-bytevector-all)
result))
(lambda (path stat result) result) ; down
(lambda (path stat result) result) ; up
(lambda (path stat result) result) ; skip
(lambda (path stat errno result) result) ; error
'()
dir)
(lambda (e1 e2)
(string<? (car e1) (car e2)))))
(test-begin "derivations")
(test-assert "parse & export"
@ -46,7 +66,14 @@ (define %store
(and (equal? b1 b2)
(equal? d1 d2))))
(test-skip (if %store 0 3))
(test-skip (if %store 0 4))
(test-assert "add-to-store, recursive"
(let* ((dir (dirname (search-path %load-path "language/tree-il/spec.scm")))
(drv (add-to-store %store "dir-tree-test" #t #t "sha256" dir)))
(and (eq? 'directory (stat:type (stat drv)))
(equal? (directory-contents dir)
(directory-contents drv)))))
(test-assert "derivation with no inputs"
(let ((builder (add-text-to-store %store "my-builder.sh"