From 517174791b159f340838b09a6a6e56f8a3ee6358 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@open-infrastructure.net>
Date: Sun, 8 Mar 2020 14:42:42 +0100
Subject: Readding container-images.sh.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>
---
 share/doc/examples/container-images.sh | 113 +++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100755 share/doc/examples/container-images.sh

diff --git a/share/doc/examples/container-images.sh b/share/doc/examples/container-images.sh
new file mode 100755
index 0000000..8f1a2a3
--- /dev/null
+++ b/share/doc/examples/container-images.sh
@@ -0,0 +1,113 @@
+#!/bin/sh
+
+# Copyright (C) 2014-2020 Daniel Baumann <daniel.baumann@open-infrastructure.net>
+#
+# SPDX-License-Identifier: GPL-3.0+
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Description: example for automated Debian base system container image creation
+# Requires:    debootstrap plzip xz-utils
+# Usage:       sudo ./container-images.sh
+
+set -e
+
+ARCHITECTURES="amd64 i386"
+DISTRIBUTIONS="jessie stretch buster sid"
+MIRROR="https://deb.debian.org/debian"
+INCLUDE="dbus"
+
+KEY="0x55CF1BF986ABB9C7"
+
+COMPRESSIONS="gz lz xz"
+
+DATE="$(date +%Y%m%d)"
+
+for DISTRIBUTION in ${DISTRIBUTIONS}
+do
+	for ARCHITECTURE in ${ARCHITECTURES}
+	do
+		TITLE="Debian ${DISTRIBUTION} ${DATE}/${ARCHITECTURE}"
+		SYSTEM="debian-${DISTRIBUTION}-${DATE}_${ARCHITECTURE}"
+
+		sudo debootstrap --arch=${ARCHITECTURE} --include=${INCLUDE} ${DISTRIBUTION} ${SYSTEM} ${MIRROR}
+		sudo chroot "${SYSTEM}" apt-get clean
+
+		VERSION="$(cat ${SYSTEM}/etc/debian_version)"
+
+		case "${VERSION}" in
+			[0-9]*)
+				TITLE="Debian ${VERSION} (${DISTRIBUTION}) ${DATE}/${ARCHITECTURE}"
+				SYSTEM="debian-${VERSION}-${DATE}_${ARCHITECTURE}"
+
+				sudo mv "debian-${DISTRIBUTION}-${DATE}_${ARCHITECTURE}" "${SYSTEM}"
+				;;
+		esac
+
+		sudo rm -f "${SYSTEM}/etc/apt/apt.conf.d/01autoremove-kernels"
+		sudo rm -f "${SYSTEM}/etc/hostname"
+		sudo rm -f "${SYSTEM}/etc/machine-id"
+		sudo rm -f "${SYSTEM}/etc/resolv.conf"
+		sudo rm -f "${SYSTEM}/var/lib/systemd/catalog/database"
+
+		for COMPRESSION in ${COMPRESSIONS}
+		do
+			case "${COMPRESSION}" in
+				gz)
+					TAR_OPTIONS="--gzip"
+					;;
+
+				lz)
+					TAR_OPTIONS="--lzip"
+					;;
+
+				xz)
+					TAR_OPTIONS="--xz"
+					;;
+			esac
+
+			echo "Creating ${SYSTEM}.system.tar.${COMPRESSION}"
+			sudo tar ${TAR_OPTIONS} -cf "${SYSTEM}.system.tar.${COMPRESSION}" "${SYSTEM}"
+
+			echo "Creating ${SYSTEM}.system.tar.${COMPRESSION}.sha512"
+			sha512sum "${SYSTEM}.system.tar.${COMPRESSION}" > "${SYSTEM}.system.tar.${COMPRESSION}.sha512"
+
+			if [ -n "${KEY}" ]
+			then
+				echo "Creating ${SYSTEM}.system.tar.${COMPRESSION}.sign"
+				gpg -a -b --default-key ${KEY} ${SYSTEM}.system.tar.${COMPRESSION}
+				mv "${SYSTEM}.system.tar.${COMPRESSION}.asc" "${SYSTEM}.system.tar.${COMPRESSION}.sign"
+			fi
+
+			echo "Creating ${SYSTEM}.system.tar.${COMPRESSION} symlink"
+			ln -sf "${SYSTEM}.system.tar.${COMPRESSION}" "$(echo ${SYSTEM}.system.tar.${COMPRESSION} | sed -e "s|${DATE}|current|")"
+
+			echo "Creating ${SYSTEM}.system.tar.${COMPRESSION}.sha512 copy"
+			sed -e "s|${DATE}|current|" "${SYSTEM}.system.tar.${COMPRESSION}.sha512" > "$(echo ${SYSTEM}.system.tar.${COMPRESSION}.sha512 | sed -e "s|${DATE}|current|")"
+
+			if [ -e "${SYSTEM}.system.tar.${COMPRESSION}.sign" ]
+			then
+				echo "Creating ${SYSTEM}.system.tar.${COMPRESSION}.sign copy"
+				cp "${SYSTEM}.system.tar.${COMPRESSION}.sign" "$(echo ${SYSTEM}.system.tar.${COMPRESSION}.sign | sed -e "s|${DATE}|current|")"
+			fi
+		done
+
+		sudo rm -rf "${SYSTEM}"
+
+cat >> container-list.txt << EOF
+${SYSTEM}.system.tar | ${TITLE}
+EOF
+
+	done
+done
-- 
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