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sonic-buildimage/files/scripts/swss.sh
Jipan Yang 3f37b96de6 [swss]: Add support for swss docker warm restart (#1982)
Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com>
2018-08-25 01:39:09 -07:00

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#!/bin/bash
start() {
# Wait for redis server start before database clean
until [[ $(/usr/bin/docker exec database redis-cli ping | grep -c PONG) -gt 0 ]];
do sleep 1;
done
# Wait for configDB initialization
until [[ $(/usr/bin/docker exec database redis-cli -n 4 GET "CONFIG_DB_INITIALIZED") ]];
do sleep 1;
done
SYSTEM_WARM_START=`/usr/bin/docker exec database redis-cli -n 4 HGET "WARM_RESTART|system" enable`
SWSS_WARM_START=`/usr/bin/docker exec database redis-cli -n 4 HGET "WARM_RESTART|swss" enable`
# if warm start enabled, just do swss docker start.
# Don't flush DB or try to start other modules.
if [[ "$SYSTEM_WARM_START" == "true" ]] || [[ "$SWSS_WARM_START" == "true" ]]; then
RESTART_COUNT=`redis-cli -n 6 hget "WARM_RESTART_TABLE|orchagent" restart_count`
# We have to make sure db data has not been flushed.
if [[ -n "$RESTART_COUNT" ]]; then
/usr/bin/swss.sh start
/usr/bin/swss.sh attach
return 0
fi
fi
# Flush DB
/usr/bin/docker exec database redis-cli -n 0 FLUSHDB
/usr/bin/docker exec database redis-cli -n 1 FLUSHDB
/usr/bin/docker exec database redis-cli -n 2 FLUSHDB
/usr/bin/docker exec database redis-cli -n 5 FLUSHDB
/usr/bin/docker exec database redis-cli -n 6 FLUSHDB
# platform specific tasks
if [ x$sonic_asic_platform == x'mellanox' ]; then
FAST_BOOT=1
/usr/bin/mst start
/usr/bin/mlnx-fw-upgrade.sh
/etc/init.d/sxdkernel start
/sbin/modprobe i2c-dev
/etc/mlnx/mlnx-hw-management start
elif [ x$sonic_asic_platform == x'cavium' ]; then
/etc/init.d/xpnet.sh start
fi
# start swss and syncd docker
/usr/bin/swss.sh start
/usr/bin/syncd.sh start
/usr/bin/swss.sh attach
}
stop() {
/usr/bin/swss.sh stop
SYSTEM_WARM_START=`redis-cli -n 4 hget "WARM_RESTART|system" enable`
SWSS_WARM_START=`redis-cli -n 4 hget "WARM_RESTART|swss" enable`
# if warm start enabled, just stop swss docker, then return
if [[ "$SYSTEM_WARM_START" == "true" ]] || [[ "$SWSS_WARM_START" == "true" ]]; then
return 0
fi
/usr/bin/syncd.sh stop
# platform specific tasks
if [ x$sonic_asic_platform == x'mellanox' ]; then
/etc/mlnx/mlnx-hw-management stop
/etc/init.d/sxdkernel stop
/usr/bin/mst stop
elif [ x$sonic_asic_platform == x'cavium' ]; then
/etc/init.d/xpnet.sh stop
/etc/init.d/xpnet.sh start
fi
}
case "$1" in
start|stop)
$1
;;
*)
echo "Usage: $0 {start|stop}"
exit 1
;;
esac