From owner-svn-src-all@freebsd.org Fri Apr 26 14:15:59 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4266A15953F9; Fri, 26 Apr 2019 14:15:59 +0000 (UTC) (envelope-from kp@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DA16D6E588; Fri, 26 Apr 2019 14:15:58 +0000 (UTC) (envelope-from kp@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B3E93CBD3; Fri, 26 Apr 2019 14:15:58 +0000 (UTC) (envelope-from kp@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x3QEFwKq012515; Fri, 26 Apr 2019 14:15:58 GMT (envelope-from kp@FreeBSD.org) Received: (from kp@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x3QEFw4w012514; Fri, 26 Apr 2019 14:15:58 GMT (envelope-from kp@FreeBSD.org) Message-Id: <201904261415.x3QEFw4w012514@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kp set sender to kp@FreeBSD.org using -f From: Kristof Provost Date: Fri, 26 Apr 2019 14:15:58 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r346746 - stable/12/sbin/pfctl X-SVN-Group: stable-12 X-SVN-Commit-Author: kp X-SVN-Commit-Paths: stable/12/sbin/pfctl X-SVN-Commit-Revision: 346746 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: DA16D6E588 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.94 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.996,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.95)[-0.947,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Apr 2019 14:15:59 -0000 Author: kp Date: Fri Apr 26 14:15:58 2019 New Revision: 346746 URL: https://svnweb.freebsd.org/changeset/base/346746 Log: MFC r346370: pfctl: Fix ifgroup check We cannot just assume that any name which ends with a letter is a group That's not been true since we allowed renaming of network interfaces. It's also not true for things like epair0a. Try to retrieve the group members for the name to check, since we'll get ENOENT if the group doesn't exist. Modified: stable/12/sbin/pfctl/pfctl_optimize.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sbin/pfctl/pfctl_optimize.c ============================================================================== --- stable/12/sbin/pfctl/pfctl_optimize.c Fri Apr 26 13:49:06 2019 (r346745) +++ stable/12/sbin/pfctl/pfctl_optimize.c Fri Apr 26 14:15:58 2019 (r346746) @@ -1500,14 +1500,24 @@ superblock_inclusive(struct superblock *block, struct int interface_group(const char *ifname) { + int s; + struct ifgroupreq ifgr; + if (ifname == NULL || !ifname[0]) return (0); - /* Real interfaces must end in a number, interface groups do not */ - if (isdigit(ifname[strlen(ifname) - 1])) - return (0); - else - return (1); + s = get_query_socket(); + + memset(&ifgr, 0, sizeof(ifgr)); + strlcpy(ifgr.ifgr_name, ifname, IFNAMSIZ); + if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == -1) { + if (errno == ENOENT) + return (0); + else + err(1, "SIOCGIFGMEMB"); + } + + return (1); }