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-rwxr-xr-xlibexec/container/auto167
1 files changed, 167 insertions, 0 deletions
diff --git a/libexec/container/auto b/libexec/container/auto
new file mode 100755
index 0000000..83c5c50
--- /dev/null
+++ b/libexec/container/auto
@@ -0,0 +1,167 @@
+#!/bin/sh
+
+# Copyright (C) 2014-2022 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 ${0})"
+
+CONFIG="/etc/${SOFTWARE}/config"
+HOOKS="/etc/${SOFTWARE}/hooks"
+
+Parameters ()
+{
+ GETOPT_LONGOPTIONS="force,start,stop,"
+ GETOPT_OPTIONS="f,s,t,"
+
+ PARAMETERS="$(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 "${1}" in
+ -f|--force)
+ FORCE="true"
+ shift 1
+ ;;
+
+ -s|--start)
+ ACTION="start"
+ shift 1
+ ;;
+
+ -t|--stop)
+ ACTION="stop"
+ shift 1
+ ;;
+
+ --)
+ shift 1
+ break
+ ;;
+
+ *)
+ echo "'${COMMAND}': getopt error" >&2
+ exit 1
+ ;;
+ esac
+ done
+}
+
+Usage ()
+{
+ echo "Usage: ${PROGRAM} ${COMMAND} -f|--force -s|--start -t|--stop" >&2
+ echo
+ echo "See ${COMMAND}(1), ${PROGRAM}(1) and ${PROJECT}(7) for more information."
+
+ exit 1
+}
+
+Parameters "${@}"
+
+if [ -z "${ACTION}" ]
+then
+ Usage
+fi
+
+HOST="$(hostname -f 2> /dev/null || hostname)"
+
+# Pre hooks
+for FILE in "${HOOKS}/pre-${COMMAND}".* "${HOOKS}/${NAME}.pre-${COMMAND}"
+do
+ if [ -x "${FILE}" ]
+ then
+ "${FILE}"
+ fi
+done
+
+# Run
+OPTIONS=""
+
+case "${FORCE}" in
+ true)
+ OPTIONS="${OPTIONS} -f"
+ ;;
+esac
+
+for FILE in "${CONFIG}"/*.conf
+do
+ if ! grep -Eqs "^ *cnt.container-server=${HOST}" "${FILE}"
+ then
+ continue
+ fi
+
+ CONTAINER="$(basename ${FILE} .conf)"
+ CNT_AUTO="$(grep -Es "^ *cnt.auto=" ${FILE} | awk -F= '{ print $2 }')"
+
+ case "${ACTION}" in
+ start)
+ case "${CNT_AUTO}" in
+ force-true)
+ OPTIONS="${OPTIONS} -f"
+
+ cnt ${ACTION} -n ${CONTAINER} ${OPTIONS} || true
+ ;;
+
+ last-on)
+ if grep -qs start "/var/lib/${SOFTWARE}/state/${CONTAINER}.run" || \
+ [ ! -e "/var/lib/${SOFTWARE}/state/${CONTAINER}.run" ]
+ then
+ cnt start -n ${CONTAINER} ${OPTIONS} -f || true
+ fi
+ ;;
+
+ last-off)
+ if grep -qs start "/var/lib/${SOFTWARE}/state/${CONTAINER}.run"
+ then
+ cnt start -n ${CONTAINER} ${OPTIONS} -f || true
+ fi
+ ;;
+
+ true)
+ cnt ${ACTION} -n ${CONTAINER} ${OPTIONS} || true
+ ;;
+ esac
+ ;;
+
+ stop)
+ OPTIONS="${OPTIONS} -f --stateless"
+
+ cnt ${ACTION} -n ${CONTAINER} ${OPTIONS} || true
+ ;;
+ esac
+done
+
+# Post hooks
+for FILE in "${HOOKS}/post-${COMMAND}".* "${HOOKS}/${NAME}.post-${COMMAND}"
+do
+ if [ -x "${FILE}" ]
+ then
+ "${FILE}"
+ fi
+done