From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4B1FCA9EBD for ; Thu, 24 Oct 2019 10:35:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 896332084C for ; Thu, 24 Oct 2019 10:35:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438871AbfJXKfj (ORCPT ); Thu, 24 Oct 2019 06:35:39 -0400 Received: from m9784.mail.qiye.163.com ([220.181.97.84]:44956 "EHLO m9784.mail.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407882AbfJXKfj (ORCPT ); Thu, 24 Oct 2019 06:35:39 -0400 Received: from localhost.localdomain (unknown [123.59.132.129]) by m9784.mail.qiye.163.com (Hmail) with ESMTPA id 529BF41B1C; Thu, 24 Oct 2019 18:35:36 +0800 (CST) From: wenxu@ucloud.cn To: pablo@netfilter.org, fw@strlen.de Cc: netfilter-devel@vger.kernel.org Subject: [PATCH nf-next 2/5] netfilter: nft_tunnel: support NFT_TUNNEL_IPV4_SRC/DST match Date: Thu, 24 Oct 2019 18:35:33 +0800 Message-Id: <1571913336-13431-3-git-send-email-wenxu@ucloud.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1571913336-13431-1-git-send-email-wenxu@ucloud.cn> References: <1571913336-13431-1-git-send-email-wenxu@ucloud.cn> X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZVklVSk9PS0tLS05IT0tOTE1ZV1koWU FJQjdXWS1ZQUlXWQkOFx4IWUFZNTQpNjo3JCkuNz5ZBg++ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6Ngg6Eww6UTg2Hx5LOUMCPwgN FigwCT1VSlVKTkxKQkpISEhNSENOVTMWGhIXVQweFQMOOw4YFxQOH1UYFUVZV1kSC1lBWUpJSFVO QlVKSElVSklCWVdZCAFZQUlMT0g3Bg++ X-HM-Tid: 0a6dfd56061f2086kuqy529bf41b1c Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org From: wenxu Add new two NFT_TUNNEL_IPV4_SRC/DST match in nft_tunnel Signed-off-by: wenxu --- include/uapi/linux/netfilter/nf_tables.h | 2 ++ net/netfilter/nft_tunnel.c | 22 ++++++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h index 81fed16..7f65019 100644 --- a/include/uapi/linux/netfilter/nf_tables.h +++ b/include/uapi/linux/netfilter/nf_tables.h @@ -1775,6 +1775,8 @@ enum nft_tunnel_key_attributes { enum nft_tunnel_keys { NFT_TUNNEL_PATH, NFT_TUNNEL_ID, + NFT_TUNNEL_IPV4_SRC, + NFT_TUNNEL_IPV4_DST, __NFT_TUNNEL_MAX }; #define NFT_TUNNEL_MAX (__NFT_TUNNEL_MAX - 1) diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c index 78b6e8f..b60e855 100644 --- a/net/netfilter/nft_tunnel.c +++ b/net/netfilter/nft_tunnel.c @@ -62,6 +62,26 @@ static void nft_tunnel_get_eval(const struct nft_expr *expr, else regs->verdict.code = NFT_BREAK; break; + case NFT_TUNNEL_IPV4_SRC: + if (!tun_info) { + regs->verdict.code = NFT_BREAK; + return; + } + if (nft_tunnel_mode_validate(priv->mode, tun_info->mode)) + *dest = tun_info->key.u.ipv4.src; + else + regs->verdict.code = NFT_BREAK; + break; + case NFT_TUNNEL_IPV4_DST: + if (!tun_info) { + regs->verdict.code = NFT_BREAK; + return; + } + if (nft_tunnel_mode_validate(priv->mode, tun_info->mode)) + *dest = tun_info->key.u.ipv4.dst; + else + regs->verdict.code = NFT_BREAK; + break; default: WARN_ON(1); regs->verdict.code = NFT_BREAK; @@ -91,6 +111,8 @@ static int nft_tunnel_get_init(const struct nft_ctx *ctx, len = sizeof(u8); break; case NFT_TUNNEL_ID: + case NFT_TUNNEL_IPV4_SRC: + case NFT_TUNNEL_IPV4_DST: len = sizeof(u32); break; default: -- 1.8.3.1