k3s-infra/apps/minecraft/rsync.configmap.yaml

43 lines
1.2 KiB
YAML

apiVersion: v1
kind: ConfigMap
metadata:
name: rsync-config
data:
run-rsync.sh: |-
#!/bin/sh
set -eu
echo "Starting rsync..."
no_change_count=0
while [ "$no_change_count" -lt 3 ]; do
# use the i flag to get per line output of each change
rsync_output=$(rsync -avzi --delete /local-data/ /persistent-data/)
# echo "$rsync_output"
# in this format rsync outputs at least 4 lines:
# ---
# sending incremental file list
#
# sent 145,483 bytes received 717 bytes 26,581.82 bytes/sec
# total size is 708,682,765 speedup is 4,847.35
# ---
# even though a non-zero number of bytes is sent, no changes were made
line_count=$(echo "$rsync_output" | wc -l)
if [ "$line_count" -eq 4 ]; then
echo "Rsync output was: $rsync_output"
no_change_count=$((no_change_count + 1))
echo "No changes detected. Incrementing no_change_count to $no_change_count."
else
no_change_count=0
echo "Changes detected. Resetting no_change_count to 0."
fi
echo "Rsync completed. Sleeping for 10 minutes..."
sleep 600
done
echo "No changes detected for 3 consecutive runs. Exiting."