From owner-freebsd-jail@freebsd.org Wed Oct 14 12:18:49 2020 Return-Path: Delivered-To: freebsd-jail@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id ED8D14379E0 for ; Wed, 14 Oct 2020 12:18:49 +0000 (UTC) (envelope-from xeper000@gmail.com) Received: from mail-io1-xd2a.google.com (mail-io1-xd2a.google.com [IPv6:2607:f8b0:4864:20::d2a]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CBBKN6yDyz3d7W for ; Wed, 14 Oct 2020 12:18:48 +0000 (UTC) (envelope-from xeper000@gmail.com) Received: by mail-io1-xd2a.google.com with SMTP id q9so4717109iow.6 for ; Wed, 14 Oct 2020 05:18:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=CyR2hSuAuP4n/JPpJhcz1k584iQ5BbvuDzWREZsxKto=; b=QaxR4xIaWRVnk0YFqopCHmzCPIk8D4Rk++ubR1SmyIDUCR3ya58eqRCp2zLeDWkuHY HMyDjdvfqluKiv48XDZ8GQ0isBVIG9EXIO2VbNU7ReJ1An/oiyhZKa5eixJr8KUIRY2o 0Uft5xUspLnDKw4SirdLe2CMzAkx1u+U1ltMbJ24k1tlZd5/G6wcJbrFTHaOsWPeBvct PP0M7ONFxbEWffieWzRXngprtPDYU0gEK/n4+Xj+GBnPf0/RMy2oohcMkD0cUdy20BX1 UpTXV/OC+k7cfUV7EyLYBrcgCwopWHuGzIPHvtfKLFFcv4QrJjTKpxO/66Rx+tPrQvQM 5Flw== 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=CyR2hSuAuP4n/JPpJhcz1k584iQ5BbvuDzWREZsxKto=; b=Lr2OZYCzcy/qisvinFA/hTY1Cks+wLksF2ugiFX2Z0MHI3SRUF0ViPQN+RO759xOTq QmVEmFH0oslzb7ao0ky6bUfN+3m9LZ1XKRlMhE4j9FmiG2pGc+5SuLEVMzLw5XqBLQn/ ecnraLdDMqNw/mLvsVGGbN+QHN4EvoW6QztMN0TYoZe7V+2YZgrSRwCQ4o1mfxV786Tn bWVAx6sEb/iqioAuuhLSS656jEpRnWpG5iR6r3ZgEcgqlB12oYIOIqRLpjPCtWDgyZBa kL4VVvfFw5YwfJcUi3kE2QIZzq9mpQPJwPR0LwtXO2mEhGhYSEjUxbaEYTaP5SESsFSF Md2Q== X-Gm-Message-State: AOAM532811kZTFuFi53J3CZyEp6UehXop9i/DX4yg5RbAHdvDOAmXiin JDp7fxWf7JZ5iSaYicHcOZBH8CbpZ6ve5ecTO+lwKBNEFsM= X-Google-Smtp-Source: ABdhPJyizNDu/Pw0LjGIxzEp5hRtyTMMOtxTtUWsRgslM62nlagRInRf4tcB11EzWXudltmkEsNRykpaUw2gsXXo9CE= X-Received: by 2002:a05:6638:2ad:: with SMTP id d13mr2705492jaq.89.1602677927175; Wed, 14 Oct 2020 05:18:47 -0700 (PDT) MIME-Version: 1.0 From: Arsenij Solovjev Date: Wed, 14 Oct 2020 14:18:36 +0200 Message-ID: Subject: vnet Jail on a non-dedicated network interface To: freebsd-jail@freebsd.org X-Rspamd-Queue-Id: 4CBBKN6yDyz3d7W X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=QaxR4xIa; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of xeper000@gmail.com designates 2607:f8b0:4864:20::d2a as permitted sender) smtp.mailfrom=xeper000@gmail.com X-Spamd-Result: default: False [-2.39 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.981]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-jail@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.03)[-1.031]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::d2a:from]; NEURAL_SPAM_SHORT(0.62)[0.625]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[freebsd-jail]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-jail@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Discussion about FreeBSD jail\(8\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Oct 2020 12:18:50 -0000 Hi all! Does anybody know if it's possible to run a vnet jail on a non-dedicated interface? I have the Lucas book on jails. In it he says that for vnet you need to pick a dedicated interface, remove all networking IP configuration and only bring it up. Afterwards you set up jib and whatnot. All works well if I use a dedicated secondary interface (let's call it em1). If I use em0 however I cannot ping the jail. I would like to have a host with that has a single network interface which is used for both normal networking stuff as well as having the vnet jail run on it. Maybe I could create some sort of virtual interface and run vnet on it? Any ideas here? Thanks in advance! Arsenij