Adding container rebuild command.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>

1 files changed, 152 insertions, 0 deletions

diff --git a/libexec/container/rebuild b/libexec/container/rebuild
new file mode 100755
index 0000000..0ac54a6
--- /dev/null
+++ b/libexec/container/rebuild
@@ -0,0 +1,152 @@
+#!/bin/sh
+
+# Copyright (C) 2014-2021 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 <https://www.gnu.org/licenses/>.
+
+set -e
+
+PROJECT="open-infrastructure"
+SOFTWARE="compute-tools"
+PROGRAM="container"
+COMMAND="$(basename ${0})"
+
+HOOKS="/etc/${SOFTWARE}/hooks"
+MACHINES="/var/lib/machines"
+
+Parameters ()
+{
+	OPTIONS_ALL=""
+
+	GETOPT_LONGOPTIONS="name:,force,verbose,"
+	GETOPT_OPTIONS="n:,f,v,"
+
+	PARAMETERS="$(getopt --longoptions ${GETOPT_LONGOPTIONS} --name=${COMMAND} --options ${GETOPT_OPTIONS} --shell sh -- ${@})"
+
+	if [ "${?}" != "0" ]
+	then
+		echo "'${COMMAND}': getopt exit" >&2
+		exit 1
+	fi
+
+	eval set -- "${PARAMETERS}"
+
+	while true
+	do
+		case "${1}" in
+			-n|--name)
+				NAME="${2}"
+				shift 2
+				;;
+
+			-f|--force)
+				FORCE="true"
+				shift 1
+
+				OPTIONS_ALL="${OPTIONS_ALL} --force"
+				;;
+
+			-v|--verbose)
+				VERBOSE="true"
+				shift 1
+
+				OPTIONS_ALL="${OPTIONS_ALL} --verbose"
+				;;
+
+			--)
+				shift 1
+				break
+				;;
+
+			*)
+				echo "'${COMMAND}': getopt error" >&2
+				exit 1
+				;;
+		esac
+	done
+}
+
+Usage ()
+{
+	echo "Usage: ${PROGRAM} ${COMMAND} -n|--name NAME [-f|--force] [-v|--verbose]" >&2
+	echo
+	echo "See ${COMMAND}(1), ${PROGRAM}(1) and ${PROJECT}(7) for more information."
+
+	exit 1
+}
+
+Parameters "${@}"
+
+if [ -z "${NAME}" ]
+then
+	Usage
+fi
+
+case "${NAME}" in
+	ALL)
+		NAMES="$(${PROGRAM} list --format shell --started)"
+
+		for NAME in ${NAMES}
+		do
+			${PROGRAM} rebuild,start --name ${NAME} ${OPTIONS_ALL} || true
+		done
+
+		exit 0
+		;;
+esac
+
+if [ ! -e "${MACHINES}/${NAME}" ]
+then
+	echo "'${NAME}': no such container" >&2
+	exit 1
+fi
+
+# Pre hooks
+for FILE in "${HOOKS}/pre-${COMMAND}".* "${HOOKS}/${NAME}.pre-${COMMAND}"
+do
+	if [ -x "${FILE}" ]
+	then
+		"${FILE}"
+	fi
+done
+
+# Run
+case "${VERBOSE}" in
+	true)
+		echo -n "Rebuilding container ${NAME}..."
+		;;
+esac
+
+${PROGRAM} stop ${OPTIONS_ALL} --name ${NAME} || true
+sleep 0.5
+${PROGRAM} remove ${OPTIONS_ALL} --name ${NAME} || true
+sleep 0.5
+${PROGRAM} build --name ${NAME} || true
+
+case "${VERBOSE}" in
+	true)
+		echo " done."
+		;;
+esac
+
+# Post hooks
+for FILE in "${HOOKS}/post-${COMMAND}".* "${HOOKS}/${NAME}.post-${COMMAND}"
+do
+	if [ -x "${FILE}" ]
+	then
+		"${FILE}"
+	fi
+done