From patchwork Thu Feb 27 20:41:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Arun Isaac X-Patchwork-Id: 20462 Return-Path: X-Original-To: patchwork@mira.cbaines.net Delivered-To: patchwork@mira.cbaines.net Received: by mira.cbaines.net (Postfix, from userid 113) id 00EC327BBE4; Thu, 27 Feb 2020 20:43:24 +0000 (GMT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on mira.cbaines.net X-Spam-Level: X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,T_DKIM_INVALID,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.2 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mira.cbaines.net (Postfix) with ESMTP id 6B47827BBEA for ; Thu, 27 Feb 2020 20:43:24 +0000 (GMT) Received: from localhost ([::1]:38038 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7Q0B-0005VR-UV for patchwork@mira.cbaines.net; Thu, 27 Feb 2020 15:43:23 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59489) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j7Pzs-0005F4-4e for guix-patches@gnu.org; Thu, 27 Feb 2020 15:43:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j7Pzr-0008VI-0X for guix-patches@gnu.org; Thu, 27 Feb 2020 15:43:04 -0500 Received: from debbugs.gnu.org ([209.51.188.43]:54384) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1j7Pzq-0008VE-U1 for guix-patches@gnu.org; Thu, 27 Feb 2020 15:43:02 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1j7Pzq-0008Kd-Rr for guix-patches@gnu.org; Thu, 27 Feb 2020 15:43:02 -0500 X-Loop: help-debbugs@gnu.org Subject: [bug#39258] [PATCH 3/4] gnu: Generate xapian package search index. Resent-From: Arun Isaac Original-Sender: "Debbugs-submit" Resent-CC: guix-patches@gnu.org Resent-Date: Thu, 27 Feb 2020 20:43:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39258 X-GNU-PR-Package: guix-patches X-GNU-PR-Keywords: To: 39258@debbugs.gnu.org Cc: Arun Isaac , ludo@gnu.org, zimon.toutoune@gmail.com Received: via spool by 39258-submit@debbugs.gnu.org id=B39258.158283614031934 (code B ref 39258); Thu, 27 Feb 2020 20:43:02 +0000 Received: (at 39258) by debbugs.gnu.org; 27 Feb 2020 20:42:20 +0000 Received: from localhost ([127.0.0.1]:60349 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1j7Pz9-0008It-J1 for submit@debbugs.gnu.org; Thu, 27 Feb 2020 15:42:19 -0500 Received: from mugam.systemreboot.net ([139.59.75.54]:37300) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1j7Pz5-0008IH-HA for 39258@debbugs.gnu.org; Thu, 27 Feb 2020 15:42:17 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=systemreboot.net; s=default; h=Content-Transfer-Encoding:Content-Type: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=SX6el7Fgocm4MXmlCLaq3jNgIZifmGn86XxWLvpUS/E=; b=YpPvLc1uI7RCn0XyQdwSVLArSP wM2dvmmUKLal+6JVkofvThIgJu56cahVD4rsXbFb7zePWFPr8M26wadyb+8Rw+NfVNSOnkzJphQI9 ZZoZl6w6sj/n13AXvD1lfCp4WE5wO1BYJqmTNszqrd3NRnY3lqQl6jystDVl9Km/ymsM=; Received: from [192.168.2.1] (helo=steel.lan) by systemreboot.net with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1j7Pyz-001ckB-QI; Fri, 28 Feb 2020 02:12:09 +0530 From: Arun Isaac Date: Fri, 28 Feb 2020 02:11:49 +0530 Message-Id: <20200227204150.30985-4-arunisaac@systemreboot.net> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200227204150.30985-1-arunisaac@systemreboot.net> References: <20200227204150.30985-1-arunisaac@systemreboot.net> MIME-Version: 1.0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+patchwork=mira.cbaines.net@gnu.org Sender: "Guix-patches" X-getmail-retrieved-from-mailbox: Patches * gnu/packages.scm (%package-search-index): New variable. (generate-package-search-index): New function. * guix/channels.scm (package-search-index): New function. (%channel-profile-hooks): Add package-search-index. --- gnu/packages.scm | 29 ++++++++++++++++++++++++++++- guix/channels.scm | 34 +++++++++++++++++++++++++++++++++- 2 files changed, 61 insertions(+), 2 deletions(-) diff --git a/gnu/packages.scm b/gnu/packages.scm index d22c992bb1..e91753e2a8 100644 --- a/gnu/packages.scm +++ b/gnu/packages.scm @@ -4,6 +4,7 @@ ;;; Copyright © 2014 Eric Bavier ;;; Copyright © 2016, 2017 Alex Kost ;;; Copyright © 2016 Mathieu Lirzin +;;; Copyright © 2020 Arun Isaac ;;; ;;; This file is part of GNU Guix. ;;; @@ -43,6 +44,7 @@ #:use-module (srfi srfi-34) #:use-module (srfi srfi-35) #:use-module (srfi srfi-39) + #:use-module (xapian xapian) #:export (search-patch search-patches search-auxiliary-file @@ -64,7 +66,8 @@ specification->location specifications->manifest - generate-package-cache)) + generate-package-cache + generate-package-search-index)) ;;; Commentary: ;;; @@ -426,6 +429,30 @@ reducing the memory footprint." #:opts '(#:to-file? #t))))) cache-file) +(define %package-search-index + ;; Location of the package search-index + "/lib/guix/package-search.index") + +(define (generate-package-search-index directory) + "Generate under DIRECTORY a xapian index of all the available packages." + (define db-path + (string-append directory %package-search-index)) + + (mkdir-p (dirname db-path)) + (call-with-writable-database db-path + (lambda (db) + (fold-packages (lambda (package _) + (let* ((idterm (string-append "Q" (package-name package))) + (doc (make-document #:data (package-name package) + #:terms `((,idterm . 0)))) + (term-generator (make-term-generator #:stem (make-stem "en") + #:document doc))) + (index-text! term-generator (package-description package)) + (replace-document! db idterm doc))) + #f))) + + db-path) + (define %sigint-prompt ;; The prompt to jump to upon SIGINT. diff --git a/guix/channels.scm b/guix/channels.scm index f0261dc2da..c70c70938c 100644 --- a/guix/channels.scm +++ b/guix/channels.scm @@ -2,6 +2,7 @@ ;;; Copyright © 2018, 2019, 2020 Ludovic Courtès ;;; Copyright © 2018 Ricardo Wurmus ;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen +;;; Copyright © 2020 Arun Isaac ;;; ;;; This file is part of GNU Guix. ;;; @@ -581,9 +582,40 @@ be used as a profile hook." (hook . package-cache)) #:local-build? #t))) +(define (package-search-index manifest) + "Build a package search index for the instance in MANIFEST. This is meant +to be used as a profile hook." + (mlet %store-monad ((profile (profile-derivation manifest + #:hooks '()))) + + (define build + #~(begin + (use-modules (gnu packages)) + + (if (defined? 'generate-package-search-index) + (begin + ;; Delegate package search index generation to the inferior. + (format (current-error-port) + "Generating package search index for '~a'...~%" + #$profile) + (generate-package-search-index #$output)) + (mkdir #$output)))) + + (gexp->derivation-in-inferior "guix-package-search-index" build + profile + + ;; If the Guix in PROFILE is too old and + ;; lacks 'guix repl', don't build the cache + ;; instead of failing. + #:silent-failure? #t + + #:properties '((type . profile-hook) + (hook . package-search-index)) + #:local-build? #t))) + (define %channel-profile-hooks ;; The default channel profile hooks. - (cons package-cache-file %default-profile-hooks)) + (cons* package-cache-file package-search-index %default-profile-hooks)) (define (channel-instances->derivation instances) "Return the derivation of the profile containing INSTANCES, a list of