From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 6487938995161399296 X-Received: by 10.25.79.8 with SMTP id d8mr93485lfb.42.1510591012543; Mon, 13 Nov 2017 08:36:52 -0800 (PST) X-BeenThere: isar-users@googlegroups.com Received: by 10.46.46.15 with SMTP id u15ls4235133lju.12.gmail; Mon, 13 Nov 2017 08:36:52 -0800 (PST) X-Google-Smtp-Source: AGs4zMbRoWcbd1kD756HVMMvdJfSVdnM67+cHopbBadS7RvMdRN76ZCA2yEpoN7awx7veM+GTCIb X-Received: by 10.25.204.203 with SMTP id c194mr631226lfg.39.1510591012063; Mon, 13 Nov 2017 08:36:52 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1510591012; cv=none; d=google.com; s=arc-20160816; b=NBk/S1z7mJFqnpbZFJ4vIgkYZMmBJdh9Jqf1RQ8+AZJzTSjQ0QaG9Ls/ZSjIZFEpyL krUM1h4PPrX2El81ZiHKljGdtaBQxP6OjTigqsDM+po5zo7SvDJgulYTtTVjFsCuIwcx ecTksHQIZ8/uxSkBWiar4kCW/YxdItrwWoe/j+GMT4nUcJRbWDD+OcSkRm9BFliRL41A +k30fgcxWtmzZpqVFnq6g+Utnyuvzb7y87ignsxavnaEaTQIlYHBQzkVIbTefqFqEFC2 TLW2zGtkgu8Ox4mm7UvrNJMvFRHcD/7W79bYXScRFkLwxxEJEwi78X1lrjmIQ7Fda9Ws gH2w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:content-transfer-encoding:content-disposition :mime-version:mail-followup-to:message-id:subject:to:from:date :arc-authentication-results; bh=LBi19xVuQnqkZG7EopSqiKIam8RDcA4ZqLCLp0JBJ/Y=; b=TlHbni+KIyRfF1O7Tgha4xgIPJEwz3q31RX12QwTEnI+cHfp388n9LBuuf0R9H73/y 4LvleEjBhFJyja9m1KqZCYV86Fw6yvR9UR/g2c3r6ddNZLPIjNdhwmQv/YaoFnjlMQQc VRN7sh8B8URZ/B3uwruVsCbZKsULG93uvsPt5Ii+Nq7gOzRA9ZOAFYT0oQeb1AJdwvDs m/5lRaPFWlsLEVik4jZ2LbopyN3zxG6MCxS2A0706RXpND7dMV4lh8TVY8RmGy4em1PD Fp/N3qx8SU3qJo8GKks0ugdzsHBwhwkl+Xnvn+wsfZvLoi/BH7WHbdXTlA9LWyza3mMI uOlA== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of christian.storm@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=christian.storm@siemens.com Return-Path: Received: from thoth.sbs.de (thoth.sbs.de. [192.35.17.2]) by gmr-mx.google.com with ESMTPS id j65si1306392lje.3.2017.11.13.08.36.51 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 Nov 2017 08:36:52 -0800 (PST) Received-SPF: pass (google.com: domain of christian.storm@siemens.com designates 192.35.17.2 as permitted sender) client-ip=192.35.17.2; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of christian.storm@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=christian.storm@siemens.com Received: from mail1.siemens.de (mail1.siemens.de [139.23.33.14]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id vADGapH3003610 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Mon, 13 Nov 2017 17:36:51 +0100 Received: from localhost ([139.25.69.251]) by mail1.siemens.de (8.15.2/8.15.2) with ESMTPS id vADGapWB020427 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Mon, 13 Nov 2017 17:36:51 +0100 Date: Mon, 13 Nov 2017 17:35:46 +0100 From: Christian Storm To: isar-users@googlegroups.com Subject: download_dev-random hook question Message-ID: <20171113163546.6vcu7fuigxprpwik@MD1KR9XC.ww002.siemens.net> Mail-Followup-To: isar-users@googlegroups.com MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/20170113 (1.7.2) X-TUID: cXoWgNSVtR2t Hi, I just stumbled over the download_dev-random multistrap hook: Why is it that you only create /dev/{,u}random? Why not also create other essential files like /dev/{null,zero} as well, e.g., like this: ``` --- a/meta/recipes-devtools/buildchroot/files/download_dev-random +++ b/meta/recipes-devtools/buildchroot/files/download_dev-random @@ -4,10 +4,14 @@ set -e readonly ROOTFS="$1" -mknod "${ROOTFS}/dev/random" c 1 8 -chmod 640 "${ROOTFS}/dev/random" +mknod -m 640 "${ROOTFS}/dev/random" c 1 8 chown 0:0 "${ROOTFS}/dev/random" -mknod "${ROOTFS}/dev/urandom" c 1 9 -chmod 640 "${ROOTFS}/dev/urandom" +mknod -m 640 "${ROOTFS}/dev/urandom" c 1 9 chown 0:0 "${ROOTFS}/dev/urandom" + +mknod -m 666 "${ROOTFS}/dev/null" c 1 3 +chown 0:0 "${ROOTFS}/dev/null" + +mknod -m 666 "${ROOTFS}/dev/zero" c 1 5 +chown 0:0 "${ROOTFS}/dev/zero" ``` Besten Gru�, Christian -- Dr. Christian Storm Siemens AG, Corporate Technology, CT RDA ITP SES-DE Otto-Hahn-Ring 6, 81739 M�nchen, Germany