From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 6591699875972251648 X-Received: by 2002:a1c:6a01:: with SMTP id f1-v6mr3627361wmc.18.1534749724504; Mon, 20 Aug 2018 00:22:04 -0700 (PDT) X-BeenThere: isar-users@googlegroups.com Received: by 2002:a1c:4c08:: with SMTP id z8-v6ls3237075wmf.6.canary-gmail; Mon, 20 Aug 2018 00:22:04 -0700 (PDT) X-Google-Smtp-Source: AA+uWPwOZ1NSOrQ48ANMX3gl5zpGws73/+s5Jn97e+LIZJ24EAH7RNdFDaP+N2i8Rm6EXkORb8C9 X-Received: by 2002:a1c:cc1a:: with SMTP id h26-v6mr3440967wmb.6.1534749724029; Mon, 20 Aug 2018 00:22:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1534749724; cv=none; d=google.com; s=arc-20160816; b=WS69nYfp7MAoPlQV2KyxIVdpAA4bYlr2LiA9NE5JqO3iP5qcAWBrFMOEFbt4B2iGBp U6oQFxl0oOUxOWIQvFoI18PWS76Z6F6Dq3fujS25tFYq5joOGYzkDRRIfyg/r/aiJCBJ Ps7+HZtGvKxnMGzBW3BbdXmtnO9LwEkQtrazGZ3zqI/5WYOUUq3Dmrs6dHUuiIkvMUXp u4Tm+gwVEzc/rGc7mzWIYz8X8Z6wHHNbaqWDhSZg5Jt4R/AXmD84QFW+Z54H73wINixe MH30GdzujXEjCoY3eIc1Zk6tKsZ4UbJ5pmRO2bvk7GTKPvaSAp4oTLtSBotqTpobrJs5 q62A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:mime-version:user-agent :date:message-id:subject:from:to:arc-authentication-results; bh=/O4zyFjcPb+nI6GF7OcJUb0wL8gt3MlvUBwWj6AK8TU=; b=dmBb6FjBkuhblViYolw29vQsM/Av7aAYyA7XkJxQ5ieCtijxFOi3OU4Q45t9/2Gq+X n5jVsSBkI+a/qdWtTt2yXmGRyhsX3IQnL6Z+AOCHRDNkTqLxEtZPJEmMERPCtbNIl8n5 Mw9wKZyjh6am6TRLLfNQZvfwr/Sc7NnEFyAIzTg7s04U494asw726EKxSYMmfHOENXCq laBDrJwRE56B8WI0X6sHJWZfsRDZJtdzVm55zsfW12/eriKDHRjncEVO0J2JaDufuGMx L0xd9XdGr2kfhO6raizYaxFjARRNMAUjESHPsam4nOMsQQYpV1EnibQ2m7sUrqwZ1GJq MBOQ== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Return-Path: Received: from thoth.sbs.de (thoth.sbs.de. [192.35.17.2]) by gmr-mx.google.com with ESMTPS id x7-v6si285584wmh.0.2018.08.20.00.22.03 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 Aug 2018 00:22:04 -0700 (PDT) Received-SPF: pass (google.com: domain of jan.kiszka@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 jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Received: from mail2.sbs.de (mail2.sbs.de [192.129.41.66]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id w7K7M3Bu004266 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Mon, 20 Aug 2018 09:22:03 +0200 Received: from [139.22.37.21] ([139.22.37.21]) by mail2.sbs.de (8.15.2/8.15.2) with ESMTP id w7K7M3WL026282 for ; Mon, 20 Aug 2018 09:22:03 +0200 To: isar-users From: Jan Kiszka Subject: Minimizing isar-image-base Message-ID: <0228b199-d672-6610-0180-c8a84542366c@siemens.com> Date: Mon, 20 Aug 2018 09:22:03 +0200 User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-TUID: b5MSZw/EnyFq Hi all, a couple of questions on what we pre-install into the de-facto standard base image for everything that builds on Isar: - Why do we pre-install init, but only for >= stretch? - Why do we pre-install dbus? - Can we make apt optional? Installing it as transient package by default, e.g. What would happen if a downstream image then puts it into PREINSTALL again? Should we filter IMAGE_TRANSIENT_PACKAGES against IMAGE_PREINSTALL? Alternatively, we could define some isar-image-tiny that removes packages from the base image, possibly also some that debootstrap pulls in. Ideas, suggestions? Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux