From patchwork Sat Aug 12 12:47:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 1820567 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RNL8V4Rmkz1yf6 for ; Sat, 12 Aug 2023 22:49:30 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qUo2g-0001Uf-Ox; Sat, 12 Aug 2023 08:48:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qUo2Y-0001SP-1F for qemu-devel@nongnu.org; Sat, 12 Aug 2023 08:48:22 -0400 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qUo2W-0005nU-Ck for qemu-devel@nongnu.org; Sat, 12 Aug 2023 08:48:21 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id BBABC19FAD for ; Sat, 12 Aug 2023 15:48:17 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 0DDA31DF69; Sat, 12 Aug 2023 15:48:07 +0300 (MSK) Received: (nullmailer pid 2881135 invoked by uid 1000); Sat, 12 Aug 2023 12:48:06 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: Michael Tokarev Subject: [PATCH RFC 3/7] os-posix.c: create and export os_set_chroot() Date: Sat, 12 Aug 2023 15:47:57 +0300 Message-Id: <38d6161dd51a3aa058458c7baa13096d33a9c863.1691843673.git.mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Michael Tokarev Reviewed-by: Eric Blake --- include/sysemu/os-posix.h | 1 + os-posix.c | 9 +++++++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/include/sysemu/os-posix.h b/include/sysemu/os-posix.h index d32630f9e7..8a66763395 100644 --- a/include/sysemu/os-posix.h +++ b/include/sysemu/os-posix.h @@ -51,6 +51,7 @@ int os_set_daemonize(bool d); bool is_daemonized(void); void os_daemonize(void); bool os_set_runas(const char *optarg); +void os_set_chroot(const char *optarg); void os_setup_post(void); int os_mlock(void); diff --git a/os-posix.c b/os-posix.c index 0202bb4898..081f3db685 100644 --- a/os-posix.c +++ b/os-posix.c @@ -159,7 +159,7 @@ int os_parse_cmd_args(int index, const char *optarg) break; case QEMU_OPTION_chroot: warn_report("option is deprecated, use '-run-with chroot=...' instead"); - chroot_dir = optarg; + os_set_chroot(optarg); break; case QEMU_OPTION_daemonize: daemonize = 1; @@ -184,7 +184,7 @@ int os_parse_cmd_args(int index, const char *optarg) #endif str = qemu_opt_get(opts, "chroot"); if (str) { - chroot_dir = str; + os_set_chroot(str); } break; } @@ -232,6 +232,11 @@ static void change_process_uid(void) } } +void os_set_chroot(const char *optarg) +{ + chroot_dir = optarg; +} + static void change_root(void) { if (chroot_dir) {