112 lines
2.9 KiB
Bash
112 lines
2.9 KiB
Bash
#! /bin/bash
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#
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# Copyright (c) 2015-2017 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Linux Standard Base (LSB) Error Codes
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SUCCESS=0
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GENERIC_ERROR=1
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INVALID_ARGS=2
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NOVA_STARTUP_TAG=${NOVA_STARTUP_TAG:-"NOVA_STARTUP"}
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function log
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{
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logger -p local1.info -t ${NOVA_STARTUP_TAG} $@
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}
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NOVA_RUN="/var/run/nova"
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NOVA_CLEANUP_DONE_FILE="${NOVA_RUN}/.nova_cleanup_done"
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NOVA_COMPUTE_ENABLED="${NOVA_RUN}/.nova_compute_enabled"
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NOVA_COMPUTE_PID_FILE="${NOVA_RUN}/nova-compute.pid"
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NOVA_CLEANUP_PID_FILE="${NOVA_RUN}/nova-cleanup.pid"
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NOVA_COMPUTE_PMOND_TARGET="/etc/nova/nova-compute.conf"
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NOVA_COMPUTE_PMOND_SYMLINK="/etc/pmon.d/nova-compute.conf"
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NOVA_CLEANUP_PMOND_TARGET="/etc/nova/nova-cleanup.conf"
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NOVA_CLEANUP_PMOND_SYMLINK="/etc/pmon.d/nova-cleanup.conf"
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case "$1" in
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start)
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log "Start"
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mkdir -p ${NOVA_RUN}
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chown nova:root ${NOVA_RUN}
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if [ -f ${NOVA_COMPUTE_ENABLED} ]
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then
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rm ${NOVA_COMPUTE_ENABLED}
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fi
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if [ -f ${NOVA_CLEANUP_PID_FILE} ]
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then
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NOVA_CLEANUP_PID=$(cat ${NOVA_CLEANUP_PID_FILE})
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log "About to kill ${NOVA_CLEANUP_PID}"
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kill -9 ${NOVA_CLEANUP_PID}
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log "Killed ${NOVA_CLEANUP_PID}"
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rm ${NOVA_CLEANUP_PID_FILE}
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fi
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if [ -f ${NOVA_CLEANUP_DONE_FILE} ]
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then
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log "Nova-Cleanup already complete"
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if [ -e $NOVA_CLEANUP_PMOND_SYMLINK ]
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then
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rm $NOVA_CLEANUP_PMOND_SYMLINK
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fi
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log "Nova-Compute restart"
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# Do in the foreground because the nova-compute script wipes
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# and recreates the pid file for nova-compute. Otherwise
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# you could be looking at a stale pid file.
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timeout --signal KILL 10s /etc/init.d/nova-compute restart > /dev/null 2>&1
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while ! [ -f ${NOVA_COMPUTE_PID_FILE} ]
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do
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log "Waiting for Nova-Compute to start"
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sleep 1
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done
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NOVA_COMPUTE_PID=$(head -1 ${NOVA_COMPUTE_PID_FILE})
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log "Nova-Compute pid ${NOVA_COMPUTE_PID} started"
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else
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log "Nova-Cleanup is needed"
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# Do in the background because of the long execution time.
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timeout --signal KILL 300s /etc/init.d/nova-cleanup start &
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while ! [ -f ${NOVA_CLEANUP_PID_FILE} ]
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do
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log "Waiting for Nova-Cleanup to start"
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sleep 1
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done
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NOVA_CLEANUP_PID=$(cat ${NOVA_CLEANUP_PID_FILE})
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log "Nova-Cleanup pid ${NOVA_CLEANUP_PID} started"
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fi
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log "Finished"
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;;
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stop)
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;;
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restart|force-reload|reload)
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stop
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start
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;;
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*)
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echo "Usage: $0 {start|stop|restart|force-reload|reload}"
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exit $INVALID_ARGS
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;;
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esac
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exit $SUCCESS
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