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=-3.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FROM_WEBSITE,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 C40BFC433DB for ; Tue, 9 Mar 2021 21:08:17 +0000 (UTC) Received: from lists.zx2c4.com (lists.zx2c4.com [165.227.139.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DE25E65256 for ; Tue, 9 Mar 2021 21:08:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DE25E65256 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=diyism.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: by lists.zx2c4.com (ZX2C4 Mail Server) with ESMTP id cec6d70b; Tue, 9 Mar 2021 21:05:26 +0000 (UTC) Received: from mail-ed1-x532.google.com (mail-ed1-x532.google.com [2a00:1450:4864:20::532]) by lists.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id af2d47c7 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO) for ; Tue, 9 Mar 2021 13:45:08 +0000 (UTC) Received: by mail-ed1-x532.google.com with SMTP id d13so20246307edp.4 for ; Tue, 09 Mar 2021 05:45:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=diyism.com; s=google; h=mime-version:from:date:message-id:subject:to; bh=vXaYSj/1XMNoSa0FtidgBcZ6E2DxJJQPnvi3b+vPjH4=; b=H/IWYgzUNxUxDeAtjDQQL5ACD9OK03RoC/Ye8ZVbbEY8d6a6SW+0VxIcqSUMFw2NVr HhuKHPt+68xKBbVZCYfhey8ETNWQjb5VAI7gwbGampFJmV5VJIYn1i5tiyUcsvd/O0tW hDzEGU7qv0nm7Oy1bkHzhMK+o+mWzZulFZQsQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=vXaYSj/1XMNoSa0FtidgBcZ6E2DxJJQPnvi3b+vPjH4=; b=UtFX1rckAHcvr3Fs+qB6h7OFDTfvwHrbzkx3U7XF2Bkm321cUttTMMpTfBrHwkpyB6 KxE1hFApsk1uRZ0k0kv4CSBtD9avsOps6npQWoMy0mLSWbROewF5jIpszj1uy7oGJg1/ 0qmi7aEhTlMCGuLrCaEgfXweyXqk7pQIyQyLG9PwFDxq9ObtoodWnLwY8HGLOfR6QCHF vLQuZ7EMjp664pzV7wKthIXG2yHz8T81ljzUD7xLk9nsLCbBg+rHGIzJ2jmR1OVvU6O0 rcssM4WkshSLsbaZsFX0i10XttZHcrFXsYAsUndWUKHrxQkQrfU7EkMSutvVIW0VucQK RqkA== X-Gm-Message-State: AOAM5336CBu1S34jZ3qkcL252zwfIvOJHBtghrAcjlm9ycPyQ2WoRHrh chMbO5/1BJbOS2tJ7cKWI5G6S1yweBxhML6Z6aZ0w6SnChsDuIeb X-Google-Smtp-Source: ABdhPJwTgDlaR9ylebPZ8+Mj7n6ZJhltYvfUeFmoInyNUfnTN2teR4zi78Y1fkl+WFtLbquvdOKarmLfibVFH7pBVns= X-Received: by 2002:aa7:cb8f:: with SMTP id r15mr4269798edt.130.1615297508066; Tue, 09 Mar 2021 05:45:08 -0800 (PST) MIME-Version: 1.0 From: "KeXianbin(http://diyism.com)" Date: Tue, 9 Mar 2021 21:44:56 +0800 Message-ID: Subject: Any possibility to run wireguard-go with android vpnservice? To: WireGuard mailing list Content-Type: text/plain; charset="UTF-8" X-Mailman-Approved-At: Tue, 09 Mar 2021 21:05:22 +0000 X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" Sorry for bothering, I'm trying to run wireguard-go with android vpnservice: first, I started a vpnservice and got the fd integer: vpnConn=builder.establish(); int fd=vpnConn.getFd(); The key icon showed on the right-top corner of android phone and the fd value is 114. then, I modify tun_linux.go of wireguard-go: func CreateUnmonitoredTUNFromFD1(fd int) (Device, error) { err := unix.SetNonblock(fd, true) if err != nil { return nil, err } file := os.NewFile(uintptr(fd), "/dev/tun") tun := &NativeTun{ tunFile: file, events: make(chan Event, 5), errors: make(chan error, 5), nopi: true, } //name, err := tun.Name() if err != nil { return nil, err } return tun, nil } and modify main.go : tun, err := func() (tun.Device, error) { tunFdStr := os.Getenv(ENV_WG_TUN_FD) if tunFdStr == "" { return tun.CreateTUN(interfaceName, device.DefaultMTU) } fd, err := strconv.Atoi(tunFdStr); return tun.CreateUnmonitoredTUNFromFD1(fd); But when I run this in android directory /local/data/tmp: WG_TUN_FD=114 ./wireguard-go wg0 It gives me: Failed to create TUN device: bad file descriptor It seems that my try is nonsense, but is there any possibility to run wireguard-go with vpn service without gomobile jni? Thanks. Malcolm Ke