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From: Simon Tournier <zimon.toutoune@gmail.com>
To: 62202@debbugs.gnu.org
Cc: zimon.toutoune@gmail.com
Subject: [bug#62202] [PATCH v2 12/23] DRAFT import: juliahub: Add functions to parse the git repo for a git tag.
Date: Mon, 18 Sep 2023 20:03:19 +0200	[thread overview]
Message-ID: <e42032f4db1c8b76ff5ba94805deba47992a7c39.1695060058.git.zimon.toutoune@gmail.com> (raw)
In-Reply-To: <c50c63bce62fc13aca5b51aaddf4158d2108c8ee.1695060058.git.zimon.toutoune@gmail.com>

From: Nicolas Graves via Guix-patches via <guix-patches@gnu.org>

Signed-off-by: Simon Tournier <zimon.toutoune@gmail.com>
---
 guix/import/juliahub.scm | 62 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 56 insertions(+), 6 deletions(-)

diff --git a/guix/import/juliahub.scm b/guix/import/juliahub.scm
index fc25ba1d4220..5327e923251d 100644
--- a/guix/import/juliahub.scm
+++ b/guix/import/juliahub.scm
@@ -26,6 +26,7 @@ (define-module (guix import juliahub)
   #:use-module (srfi srfi-9)
   #:use-module (srfi srfi-11)
   #:use-module (guix http-client)
+  #:use-module (guix git)
   #:use-module (guix import utils)
   #:use-module (guix import json)
   #:use-module (guix base32)
@@ -38,6 +39,48 @@ (define-module (guix import juliahub)
             %juliahub-updater
             juliahub-recursive-import))
 
+;; Juliahub may be more up-to-date than the General registry or the actual git
+;; tag (it seems around 6 hours pass between the time a commit is supplied to
+;; JuliaRegistrator as a release, and the time Julia TagBot Github Action makes
+;; the git tag). We have no simple way to get the commit of the latest-version.
+;; Thus the best simple thing we can do is get the latest-git-version, and
+;; import this version instead. We do this by parsing Package.toml in the General
+;; registry, and then getting the refs of the git repo supplied by this
+;; file. Parsing this file is also necessary if the package is in a subdir of a
+;; git repository, because the information isn't present in Juliahub.
+;; There's a last case where some Julia packages are not based on a particular
+;; git tag, and where looking for the commit is tedious and artificial. In these
+;; cases, we introduce the tree-commit which is available in the Versions.toml
+;; file in the General repository. This is equivalent to a commit, since we have
+;; a unique hash of the listing of files and directories, thus it can be used to
+;; identify the state of a repository.
+
+(define %general-base-url
+  "https://raw.githubusercontent.com/JuliaRegistries/General/master/")
+
+(define (general-url package-name file)
+  (let ((folder (string-capitalize (string-take package-name 1))))
+    (string-append
+     %general-base-url folder "/" package-name "/" file)))
+
+(define (ini-list->alist lst)
+  (match lst
+    ((attribute '= value ooo ...)
+     `((,attribute . ,value) ,@(ini-list->alist ooo)))
+    ('()
+     '())))
+
+(define (ini-fetch url)
+  (let* ((port (http-fetch url #:text? #t))
+         (ini-list (stream->list (port->stream port read))))
+    (close-port port)
+    (ini-list->alist ini-list)))
+
+(define (latest-git-tag repo)
+  (let* ((last-ref (last (remote-refs repo #:tags? #t)))
+         (last-git-tag (last (string-split last-ref #\/))))
+    (string-drop last-git-tag 1)))
+
 ;; To update, see file sysimg.jl
 (define %julia-stdlibs
   (list "julia"
@@ -194,14 +237,21 @@ (define (make-julia-sexp name source home-page synopsis description
                  ((license) (license->symbol license))
                  (_ `(list ,@(map license->symbol licenses)))))))
 
+;; TODO handle subdir case properly.
+
 (define* (juliahub->guix-package package-name
                                  #:key version #:allow-other-keys)
   "Fetch the metadata for PACKAGE-NAME from juliahub.org, and return the
 `package' s-expression corresponding to that package, or #f on failure.
 Optionally include a VERSION string to fetch a specific version juliahub."
-  (let ((package (if version
-                     (juliahub-fetch package-name version)
-                     (juliahub-fetch package-name))))
+  (let* ((package-toml (ini-fetch (general-url name "Package.toml")))
+         (subdir (assoc-ref package-toml 'subdir))
+         (tag (latest-git-tag (assoc-ref package-toml 'repo)))
+         (package (if version
+                      (juliahub-fetch package-name version)
+                      (if tag
+                          (juliahub-fetch package-name tag)
+                          (juliahub-fetch package-name)))))
     (if package
         (let-values (((source directory)
                       (git->origin+dir
@@ -233,13 +283,13 @@ (define* (juliahub->guix-package package-name
 
 (define (guix-package->juliahub-name package)
   (let* ((url (juliahub-package-url package))
-         (git-name (car (last-pair (string-split url #\/))))
+         (git-name (last (string-split url #\/)))
          (ungitted-name (if (string-suffix? ".git" git-name)
                             (string-drop-right git-name 4)
                             git-name))
          (package-name (if (string-suffix? ".jl" ungitted-name)
-                            (string-drop-right ungitted-name 4)
-                            ungitted-name)))
+                           (string-drop-right ungitted-name 4)
+                           ungitted-name)))
     package-name))
 
 (define* (import-release package #:key (version #f))
-- 
2.38.1





  parent reply	other threads:[~2023-09-18 18:08 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-15 12:47 [bug#62202] [PATCH 0/21] Juliahub import script Nicolas Graves via Guix-patches via
2023-03-15 12:51 ` [bug#62202] [PATCH 01/21] import: juliahub: first script draft Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 02/21] import: utils: Change git->origin function to git->origin+version Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 03/21] import: juliahub: Add support for native-inputs Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 04/21] import: juliahub: Correct source parsing Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 05/21] import: juliahub: Add indirect dependencies Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 06/21] import: juliahub: Add updater and recursive-importer Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 07/21] import: juliahub: Filter out julia stdlibs Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 08/21] import: juliahub: Simplify juliahub dependency management Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 09/21] import: juliahub: Improve " Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 10/21] import: juliahub: Add functions to parse the git repo for a git tag Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 11/21] import: juliahub: Improve test dependencies parsing Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 12/21] import: juliahub: Handle the case where we have a subdirectory Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 13/21] import: juliahub: Add support for versions for juliahub-fetch Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 14/21] import: juliahub: Filter out stdlibs from test-dependencies Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 15/21] import: juliahub: More robust toml regex parser Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 16/21] import: juliahub: Beautify description Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 17/21] import: juliahub: Fix license management Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 18/21] import: juliahub: Fix version management Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 19/21] import: juliahub: Fix undefined homepages Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 20/21] import: utils: Rule out texinfo common syntax from @ escape Nicolas Graves via Guix-patches via
2023-03-15 12:51   ` [bug#62202] [PATCH 21/21] import: juliahub: output package names as symbols Nicolas Graves via Guix-patches via
2023-04-07 16:14 ` [bug#62202] [PATCH 0/21] Juliahub import script Simon Tournier
2023-04-08 22:07 ` Ludovic Courtès
2023-08-08 15:24   ` Ludovic Courtès
2023-08-16 15:43     ` Simon Tournier
2023-09-15  9:45       ` Giovanni Biscuolo
2023-09-15 13:32         ` Nicolas Graves via Guix-patches via
2023-09-15 14:01           ` Simon Tournier
2023-09-18  9:31             ` Nicolas Graves via Guix-patches via
2023-09-18 18:06               ` Simon Tournier
2023-09-19  6:23                 ` Giovanni Biscuolo
2023-09-19  6:37                   ` Simon Tournier
2023-09-19  6:51                 ` Nicolas Graves via Guix-patches via
2023-10-02  9:34                   ` Simon Tournier
2023-12-19 18:28                     ` Nicolas Graves via Guix-patches via
2023-09-18 18:03 ` [bug#62202] [PATCH v2 01/23] DRAFT guix: import: go: Add optional transform-version to vcs->origin Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 02/23] DRAFT TODO guix: import: utils: Add git->origin+dir Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 03/23] DRAFT TODO: guix: import: utils: Fix corner cases beautify-descritption Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 04/23] DRAFT import: Add julia Simon Tournier
2023-09-18 18:03   ` [bug#66088] [PATCH v2 05/23] DRAFT import: juliahub: Add support for native-inputs Simon Tournier
2023-09-18 18:03   ` [bug#66077] [PATCH v2 06/23] DRAFT import: juliahub: Correct source parsing Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 07/23] DRAFT import: juliahub: Add indirect dependencies Simon Tournier
2023-09-18 18:03   ` [bug#66090] [PATCH v2 08/23] DRAFT import: juliahub: Add updater and recursive-importer Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 09/23] DRAFT import: juliahub: Filter out julia stdlibs Simon Tournier
2023-09-18 18:03     ` [bug#66087] " Simon Tournier
2023-09-18 18:03   ` [bug#66076] [PATCH v2 10/23] DRAFT import: juliahub: Simplify juliahub dependency management Simon Tournier
2023-09-18 18:03   ` [bug#66092] [PATCH v2 11/23] DRAFT import: juliahub: Improve " Simon Tournier
2023-09-18 18:03   ` Simon Tournier [this message]
2023-09-18 18:03   ` [bug#66089] [PATCH v2 13/23] DRAFT import: juliahub: Improve test dependencies parsing Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 14/23] DRAFT import: juliahub: Handle the case where we have a subdirectory Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 15/23] DRAFT import: juliahub: Add support for versions for juliahub-fetch Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 16/23] DRAFT import: juliahub: Filter out stdlibs from test-dependencies Simon Tournier
2023-09-18 18:03   ` [bug#66086] [PATCH v2 17/23] DRAFT import: juliahub: More robust toml regex parser Simon Tournier
2023-09-18 18:03   ` [bug#66079] [PATCH v2 18/23] DRAFT import: juliahub: Beautify description Simon Tournier
2023-09-18 18:03   ` [bug#66080] [PATCH v2 19/23] DRAFT import: juliahub: Fix license management Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 20/23] DRAFT import: juliahub: Fix version management Simon Tournier
2023-09-18 18:03   ` [bug#66085] [PATCH v2 21/23] DRAFT import: juliahub: Fix undefined homepages Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 22/23] DRAFT import: juliahub: output package names as symbols Simon Tournier
2023-09-18 18:03   ` [bug#62202] [PATCH v2 23/23] DRAFT guix: import: julia: Fix beautify Simon Tournier
2023-12-21 14:01 ` [bug#62202] [PATCH v3 1/4] import: utils: Add function git->origin Nicolas Graves via Guix-patches via
2023-12-21 14:01   ` [bug#62202] [PATCH v3 2/4] import: Add juliahub importer Nicolas Graves via Guix-patches via
2023-12-21 14:01   ` [bug#62202] [PATCH v3 3/4] import: juliahub: Beautify description Nicolas Graves via Guix-patches via
2023-12-21 14:01   ` [bug#62202] [PATCH v3 4/4] import: utils: Rule out texinfo common syntax from @ escape Nicolas Graves via Guix-patches via
2024-02-03 23:07 ` [bug#62202] [PATCH v4 1/6] import: utils: Add function git->origin Nicolas Graves via Guix-patches via
2024-02-03 23:07   ` [bug#62202] [PATCH v4 2/6] import: Add juliahub importer Nicolas Graves via Guix-patches via
2024-02-03 23:07   ` [bug#62202] [PATCH v4 3/6] import: juliahub: Beautify description Nicolas Graves via Guix-patches via
2024-02-03 23:07   ` [bug#62202] [PATCH v4 4/6] import: utils: Rule out texinfo common syntax from @ escape Nicolas Graves via Guix-patches via
2024-02-03 23:07   ` [bug#62202] [PATCH v4 5/6] tests: go: Add mock-git->origin function Nicolas Graves via Guix-patches via
2024-02-03 23:07   ` [bug#62202] [PATCH v4 6/6] tests: juliahub: Add unit tests for (guix import juliahub) Nicolas Graves via Guix-patches via
2024-04-01 20:50     ` Ludovic Courtès
2024-04-02 11:52       ` Nicolas Graves via Guix-patches via
2024-04-09  7:29       ` Nicolas Graves via Guix-patches via
2024-04-11 10:56         ` Nicolas Graves via Guix-patches via
2024-04-16 16:52           ` Ludovic Courtès
2024-04-16 19:11             ` Nicolas Graves via Guix-patches via
2024-04-17  8:51               ` Ludovic Courtès
2024-04-21 16:08                 ` Nicolas Graves via Guix-patches via

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