c8e6b15504
* [syncd] warn shutdown syncd process when warm boot is enabled Signed-off-by: Ying Xie <ying.xie@microsoft.com> * [warmboot] mount folder to hold warmboot temporary files Signed-off-by: Ying Xie <ying.xie@microsoft.com> * Fix a typo
139 lines
3.4 KiB
Bash
Executable File
139 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
SERVICE="syncd"
|
|
PEER="swss"
|
|
DEBUGLOG="/tmp/swss-syncd-debug.log"
|
|
LOCKFILE="/tmp/swss-syncd-lock"
|
|
|
|
function debug()
|
|
{
|
|
/bin/echo `date` "- $1" >> ${DEBUGLOG}
|
|
}
|
|
|
|
function lock_service_state_change()
|
|
{
|
|
debug "Locking ${LOCKFILE} from ${SERVICE} service"
|
|
|
|
exec {LOCKFD}>${LOCKFILE}
|
|
/usr/bin/flock -x ${LOCKFD}
|
|
trap "/usr/bin/flock -u ${LOCKFD}" 0 2 3 15
|
|
|
|
debug "Locked ${LOCKFILE} (${LOCKFD}) from ${SERVICE} service"
|
|
}
|
|
|
|
function unlock_service_state_change()
|
|
{
|
|
debug "Unlocking ${LOCKFILE} (${LOCKFD}) from ${SERVICE} service"
|
|
/usr/bin/flock -u ${LOCKFD}
|
|
}
|
|
|
|
function check_warm_boot()
|
|
{
|
|
SYSTEM_WARM_START=`/usr/bin/redis-cli -n 4 hget "WARM_RESTART|system" enable`
|
|
# SYSTEM_WARM_START could be empty, always make WARM_BOOT meaningful.
|
|
if [[ x"$SYSTEM_WARM_START" == x"true" ]]; then
|
|
WARM_BOOT="true"
|
|
else
|
|
WARM_BOOT="false"
|
|
fi
|
|
}
|
|
|
|
function wait_for_database_service()
|
|
{
|
|
# 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
|
|
}
|
|
|
|
start() {
|
|
debug "Starting ${SERVICE} service..."
|
|
|
|
lock_service_state_change
|
|
|
|
mkdir -p /host/warmboot
|
|
|
|
wait_for_database_service
|
|
check_warm_boot
|
|
|
|
debug "Warm boot flag: ${SERVICE} ${WARM_BOOT}."
|
|
|
|
# Don't flush DB during warm boot
|
|
if [[ x"$WARM_BOOT" != x"true" ]]; then
|
|
/usr/bin/docker exec database redis-cli -n 1 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
|
|
fi
|
|
|
|
# start service docker
|
|
/usr/bin/${SERVICE}.sh start
|
|
debug "Started ${SERVICE} service..."
|
|
|
|
unlock_service_state_change
|
|
/usr/bin/${SERVICE}.sh attach
|
|
}
|
|
|
|
stop() {
|
|
debug "Stopping ${SERVICE} service..."
|
|
|
|
lock_service_state_change
|
|
check_warm_boot
|
|
debug "Warm boot flag: ${SERVICE} ${WARM_BOOT}."
|
|
|
|
if [[ x"$WARM_BOOT" == x"true" ]]; then
|
|
debug "Warm shutdown syncd process ..."
|
|
/usr/bin/docker exec -i syncd /usr/bin/syncd_request_shutdown --warm
|
|
|
|
# wait until syncd quits gracefully
|
|
while docker top syncd | grep -q /usr/bin/syncd; do
|
|
sleep 0.1
|
|
done
|
|
|
|
/usr/bin/docker exec -i syncd /bin/sync
|
|
debug "Finished warm shutdown syncd process ..."
|
|
fi
|
|
|
|
/usr/bin/${SERVICE}.sh stop
|
|
debug "Stopped ${SERVICE} service..."
|
|
|
|
# if warm start enabled, don't stop peer service docker
|
|
if [[ x"$WARM_BOOT" != x"true" ]]; then
|
|
# 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
|
|
fi
|
|
|
|
unlock_service_state_change
|
|
}
|
|
|
|
case "$1" in
|
|
start|stop)
|
|
$1
|
|
;;
|
|
*)
|
|
echo "Usage: $0 {start|stop}"
|
|
exit 1
|
|
;;
|
|
esac
|