diff options
Diffstat (limited to 'guix/svn-download.scm')
| -rw-r--r-- | guix/svn-download.scm | 113 |
1 files changed, 63 insertions, 50 deletions
diff --git a/guix/svn-download.scm b/guix/svn-download.scm index 812a46c9d4..62649e4374 100644 --- a/guix/svn-download.scm +++ b/guix/svn-download.scm @@ -74,14 +74,7 @@ (let ((distro (resolve-interface '(gnu packages version-control)))) (module-ref distro 'subversion))) -(define* (svn-fetch ref hash-algo hash - #:optional name - #:key (system (%current-system)) (guile (default-guile)) - (svn (subversion-package))) - "Return a fixed-output derivation that fetches REF, a <svn-reference> -object. The output is expected to have recursive hash HASH of type -HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f." - +(define (svn-fetch-builder svn hash-algo) (define guile-json (module-ref (resolve-interface '(gnu packages guile)) 'guile-json-4)) @@ -97,51 +90,64 @@ HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f." (module-ref (resolve-interface '(gnu packages base)) 'tar))) - (define build - (with-imported-modules - (source-module-closure '((guix build svn) - (guix build download) - (guix build download-nar) - (guix build utils) - (guix swh))) - (with-extensions (list guile-json guile-gnutls ;for (guix swh) - guile-lzlib) - #~(begin - (use-modules (guix build svn) - ((guix build download) - #:select (download-method-enabled?)) - (guix build download-nar) - (guix build utils) - (guix swh) - (ice-9 match)) + (with-imported-modules + (source-module-closure '((guix build svn) + (guix build download) + (guix build download-nar) + (guix build utils) + (guix swh))) + (with-extensions (list guile-json guile-gnutls ;for (guix swh) + guile-lzlib) + #~(begin + (use-modules (guix build svn) + ((guix build download) + #:select (download-method-enabled?)) + (guix build download-nar) + (guix build utils) + (guix swh) + (ice-9 match)) - ;; Add tar and gzip to $PATH so - ;; 'swh-download-directory-by-nar-hash' can invoke them. - (set-path-environment-variable "PATH" '("bin") '(#+@tar+gzip)) + ;; Add tar and gzip to $PATH so + ;; 'swh-download-directory-by-nar-hash' can invoke them. + (set-path-environment-variable "PATH" '("bin") '(#+@tar+gzip)) - (or (and (download-method-enabled? 'upstream) - (svn-fetch (getenv "svn url") - (string->number (getenv "svn revision")) - #$output - #:svn-command #+(file-append svn "/bin/svn") - #:recursive? (match (getenv "svn recursive?") - ("yes" #t) - (_ #f)) - #:user-name (getenv "svn user name") - #:password (getenv "svn password"))) - (and (download-method-enabled? 'nar) - (download-nar #$output)) - (and (download-method-enabled? 'swh) - (parameterize ((%verify-swh-certificate? #f)) - (swh-download-directory-by-nar-hash #$hash '#$hash-algo - #$output)))))))) + (or (and (download-method-enabled? 'upstream) + (svn-fetch (getenv "svn url") + (string->number (getenv "svn revision")) + #$output + #:svn-command #+(file-append svn "/bin/svn") + #:recursive? (match (getenv "svn recursive?") + ("yes" #t) + (_ #f)) + #:user-name (getenv "svn user name") + #:password (getenv "svn password"))) + (and (download-method-enabled? 'nar) + (download-nar #$output)) + (and (download-method-enabled? 'swh) + (parameterize ((%verify-swh-certificate? #f)) + (swh-download-directory-by-nar-hash + (u8-list->bytevector + (map string->number + (string-split (getenv "hash") #\,))) + '#$hash-algo + #$output)))))))) +(define* (svn-fetch ref hash-algo hash + #:optional name + #:key (system (%current-system)) (guile (default-guile)) + (svn (subversion-package))) + "Return a fixed-output derivation that fetches REF, a <svn-reference> +object. The output is expected to have recursive hash HASH of type +HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f." (mlet %store-monad ((guile (package->derivation guile system))) - (gexp->derivation (or name "svn-checkout") build - - ;; Use environment variables and a fixed script name so - ;; there's only one script in store for all the - ;; downloads. + (gexp->derivation (or name "svn-checkout") + ;; Avoid the builder differing for every single use as + ;; having less builder is more efficient for computing + ;; derivations. + ;; + ;; Don't pass package specific data in to the following + ;; procedure, use #:env-vars below instead. + (svn-fetch-builder svn hash-algo) #:script-name "svn-download" #:env-vars `(("svn url" . ,(svn-reference-url ref)) @@ -161,7 +167,14 @@ HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f." ,@(match (getenv "GUIX_DOWNLOAD_METHODS") (#f '()) (value - `(("GUIX_DOWNLOAD_METHODS" . ,value))))) + `(("GUIX_DOWNLOAD_METHODS" . ,value)))) + ;; To avoid pulling in (guix base32) in the builder + ;; script, use bytevector->u8-list from (rnrs + ;; bytevectors) + ("hash" . ,(string-join + (map number->string + (bytevector->u8-list hash)) + ","))) #:system system #:hash-algo hash-algo |