From patchwork Tue Mar 22 17:59:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Hostetler X-Patchwork-Id: 12788876 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5709C433EF for ; Tue, 22 Mar 2022 18:00:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240056AbiCVSCH (ORCPT ); Tue, 22 Mar 2022 14:02:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55150 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240028AbiCVSB5 (ORCPT ); Tue, 22 Mar 2022 14:01:57 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F67D65D14 for ; Tue, 22 Mar 2022 11:00:27 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id j18so14918009wrd.6 for ; Tue, 22 Mar 2022 11:00:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:in-reply-to:references:from:date:subject:fcc :content-transfer-encoding:mime-version:to:cc; bh=qHwl1k+mT7kL/vCpcTSTxB1s0NWzJtpH1afNGYRMp+8=; b=BkdW+XeWu5vN5dDYZ9p7wTDLH+ybe+kd/A41r4rtLi/2Ds6BeSS1uXNZIYz0p9qHdQ ABTYs3deHWAPizmy5tR/NIBkXLO/zH6zzZd3fSIRczwKwbpdc1o5P2bPnVtjwccIjMz4 mrnFZAnux/5rVFXxpgv6T0INNOVFS3SPLCIIPO4TXxU8TRjembmYlBAP+mn2WZhAZ1Im pN7+QHp/TyMf/UFJkd3/WmWdEJEeHVTMLaBYrUeYrPHls9Hy4EpgrqpCYb7oYAtEybHG WFNgEyoRxQONdQ4eqmyKFRYMJXOhKa8qq1U6lqQqJbXci+877d2Zo/HKaR8OVrnyO+EX Vh/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:in-reply-to:references:from:date :subject:fcc:content-transfer-encoding:mime-version:to:cc; bh=qHwl1k+mT7kL/vCpcTSTxB1s0NWzJtpH1afNGYRMp+8=; b=JerGWnb18MXHK3UUaUStEp8nmOq5DSa/Tpgmx1t6D3chPnZVdugVcrGE87ZhUdbMEu L3Fixo/yiHqPLjH5BCSvEfSMNHEhZYN45u/5GgBuS6YpJ+gnE3WKVRGC/72jnFX5BI4g IF5nDSv9iDu/VHaDC49I0lZSo0ifEzsjfavpfg6NTEOp2CtlvYr72KvQyeeeScY6Sj5O CLDlsleeFhFvDS6AYtQacJWSY8NYmimpLWYKu8SMeBjDOUHzgVVJd9suHo7kkkfOcLTy vf1b22dtRqo9zay9JPltHKuou1xnB1UVcGrDX/63Y40C0STWpfcgIJ83M4Nzeb0QRbKP 48+w== X-Gm-Message-State: AOAM530oZvPj6GiyiM9gH5CTTlN4vuJnewrb8aAv5gDkqo32VRxHbUne TAgbcSzbKV8f6r8iDero5h/Os9x6Z2c= X-Google-Smtp-Source: ABdhPJwaCbIqeKc14HsuIs40+UPEmlWG83hQMkbCAhqLE/K+hXLjxiMFu+W2d4tnDMQu7O5B/UgyCQ== X-Received: by 2002:adf:da50:0:b0:204:7d8:b654 with SMTP id r16-20020adfda50000000b0020407d8b654mr11869803wrl.607.1647972025682; Tue, 22 Mar 2022 11:00:25 -0700 (PDT) Received: from [127.0.0.1] ([13.74.141.28]) by smtp.gmail.com with ESMTPSA id x3-20020a5d6b43000000b001e317fb86ecsm16720210wrw.57.2022.03.22.11.00.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Mar 2022 11:00:25 -0700 (PDT) Message-Id: <0ce8ae3f2cf07bfffdb1cb14454768d2b6d84bf2.1647972010.git.gitgitgadget@gmail.com> In-Reply-To: References: Date: Tue, 22 Mar 2022 17:59:47 +0000 Subject: [PATCH v7 06/29] fsmonitor--daemon: add a built-in fsmonitor daemon Fcc: Sent MIME-Version: 1.0 To: git@vger.kernel.org Cc: Bagas Sanjaya , =?utf-8?b?w4Z2YXIgQXJuZmrDtnLDsA==?= Bjarmason , Jeff Hostetler , Eric Sunshine , Johannes Schindelin , Tao Klerks , Jeff Hostetler , Jeff Hostetler Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org From: Jeff Hostetler From: Jeff Hostetler Create a built-in file system monitoring daemon that can be used by the existing `fsmonitor` feature (protocol API and index extension) to improve the performance of various Git commands, such as `status`. The `fsmonitor--daemon` feature builds upon the `Simple IPC` API and provides an alternative to hook access to existing fsmonitors such as `watchman`. This commit merely adds the new command without any functionality. Co-authored-by: Johannes Schindelin Signed-off-by: Jeff Hostetler Signed-off-by: Junio C Hamano --- .gitignore | 1 + Makefile | 1 + builtin.h | 1 + builtin/fsmonitor--daemon.c | 46 +++++++++++++++++++++++++++++++++++++ git.c | 1 + 5 files changed, 50 insertions(+) create mode 100644 builtin/fsmonitor--daemon.c diff --git a/.gitignore b/.gitignore index f817c509ec0..e81de1063a4 100644 --- a/.gitignore +++ b/.gitignore @@ -72,6 +72,7 @@ /git-format-patch /git-fsck /git-fsck-objects +/git-fsmonitor--daemon /git-gc /git-get-tar-commit-id /git-grep diff --git a/Makefile b/Makefile index 707a56d4c11..5af1d5b112e 100644 --- a/Makefile +++ b/Makefile @@ -1114,6 +1114,7 @@ BUILTIN_OBJS += builtin/fmt-merge-msg.o BUILTIN_OBJS += builtin/for-each-ref.o BUILTIN_OBJS += builtin/for-each-repo.o BUILTIN_OBJS += builtin/fsck.o +BUILTIN_OBJS += builtin/fsmonitor--daemon.o BUILTIN_OBJS += builtin/gc.o BUILTIN_OBJS += builtin/get-tar-commit-id.o BUILTIN_OBJS += builtin/grep.o diff --git a/builtin.h b/builtin.h index 83379f3832c..40e9ecc8485 100644 --- a/builtin.h +++ b/builtin.h @@ -159,6 +159,7 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix); int cmd_for_each_repo(int argc, const char **argv, const char *prefix); int cmd_format_patch(int argc, const char **argv, const char *prefix); int cmd_fsck(int argc, const char **argv, const char *prefix); +int cmd_fsmonitor__daemon(int argc, const char **argv, const char *prefix); int cmd_gc(int argc, const char **argv, const char *prefix); int cmd_get_tar_commit_id(int argc, const char **argv, const char *prefix); int cmd_grep(int argc, const char **argv, const char *prefix); diff --git a/builtin/fsmonitor--daemon.c b/builtin/fsmonitor--daemon.c new file mode 100644 index 00000000000..f0498793379 --- /dev/null +++ b/builtin/fsmonitor--daemon.c @@ -0,0 +1,46 @@ +#include "builtin.h" +#include "config.h" +#include "parse-options.h" +#include "fsmonitor.h" +#include "fsmonitor-ipc.h" +#include "simple-ipc.h" +#include "khash.h" + +static const char * const builtin_fsmonitor__daemon_usage[] = { + NULL +}; + +#ifdef HAVE_FSMONITOR_DAEMON_BACKEND + +int cmd_fsmonitor__daemon(int argc, const char **argv, const char *prefix) +{ + const char *subcmd; + + struct option options[] = { + OPT_END() + }; + + git_config(git_default_config, NULL); + + argc = parse_options(argc, argv, prefix, options, + builtin_fsmonitor__daemon_usage, 0); + if (argc != 1) + usage_with_options(builtin_fsmonitor__daemon_usage, options); + subcmd = argv[0]; + + die(_("Unhandled subcommand '%s'"), subcmd); +} + +#else +int cmd_fsmonitor__daemon(int argc, const char **argv, const char *prefix) +{ + struct option options[] = { + OPT_END() + }; + + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_fsmonitor__daemon_usage, options); + + die(_("fsmonitor--daemon not supported on this platform")); +} +#endif diff --git a/git.c b/git.c index a25940d72e8..3d8e48cf555 100644 --- a/git.c +++ b/git.c @@ -537,6 +537,7 @@ static struct cmd_struct commands[] = { { "format-patch", cmd_format_patch, RUN_SETUP }, { "fsck", cmd_fsck, RUN_SETUP }, { "fsck-objects", cmd_fsck, RUN_SETUP }, + { "fsmonitor--daemon", cmd_fsmonitor__daemon, RUN_SETUP }, { "gc", cmd_gc, RUN_SETUP }, { "get-tar-commit-id", cmd_get_tar_commit_id, NO_PARSEOPT }, { "grep", cmd_grep, RUN_SETUP_GENTLY },