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Avoid syncing clocks while warm reboot is in progress #6

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22 changes: 22 additions & 0 deletions platform/mellanox/docker-syncd-mlnx/phcsync.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,21 @@

PHC_CTL="/usr/sbin/phc_ctl"
SLEEP_INTERVAL=60
WARM_BOOT_SLEEP_INTERVAL=30

is_warm_reboot_in_progress() {
if ! command -v sonic-db-cli >/dev/null 2>&1; then
return 1
fi

local reboot_enabled
reboot_enabled=$(sonic-db-cli STATE_DB hget "WARM_RESTART_ENABLE_TABLE|system" enable 2>/dev/null)
if [[ "$reboot_enabled" == "true" ]]; then
return 0
fi

return 1
}

# Check if phc_ctl is available
if [ ! -x "$PHC_CTL" ]; then
Expand All @@ -33,6 +48,13 @@ if [ ! -x "$PHC_CTL" ]; then
fi

while :; do
#Avoid syncing clocks while ISSU is in progress
if is_warm_reboot_in_progress; then
echo "Warm reboot in progress. Skipping clock synchronization."
sleep $WARM_BOOT_SLEEP_INTERVAL
continue
fi

# Refresh the list of PTP devices on each iteration
PTP_DEVICES=$(ls /dev/ptp[0-9]* 2>/dev/null)

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