Fix imposm liveness

Author: Rub21

images/tiler-imposm/liveness.sh

@@ -3,6 +3,21 @@
 DIFF_DIR="/mnt/data/diff"
 STATE_FILE="$DIFF_DIR/last.state.txt"
 MAX_STALE_SECONDS="${MAX_STALE_SECONDS:-3600}" # 1 hour
+READY_FILE="/tmp/imposm_ready"
+STARTUP_GRACE_SECONDS="${STARTUP_GRACE_SECONDS:-300}" # 5 minutes
+
+# Skip checks if imposm hasn't started yet (still in startup/config phase)
+if [ ! -f "$READY_FILE" ]; then
+  # Check how long the container has been running
+  UPTIME_SECONDS=$(awk '{print int($1)}' /proc/uptime)
+  if [ "$UPTIME_SECONDS" -lt "$STARTUP_GRACE_SECONDS" ]; then
+    echo "Imposm still starting up (${UPTIME_SECONDS}s < ${STARTUP_GRACE_SECONDS}s grace). Skipping checks."
+    exit 0
+  else
+    echo "Startup grace period exceeded and imposm never became ready. Exiting..."
+    pkill -f start.sh && exit 1
+  fi
+fi
 
 # 1) Check if imposm is running
 if ! pgrep -f imposm >/dev/null; then

images/tiler-imposm/start.sh

@@ -27,8 +27,9 @@ if [ -s /tmp/imposm.log ]; then
     # Keep only the last 20 log files to avoid filling the volume
     ls -t "$IMPOSM_LOG_DIR"/imposm_*.log 2>/dev/null | tail -n +21 | xargs rm -f 2>/dev/null
 fi
-# Clear log to prevent liveness probe from detecting stale errors on restart
+# Clear log and ready flag to prevent liveness probe from detecting stale errors on restart
 > /tmp/imposm.log
+rm -f /tmp/imposm_ready
 
 # Tracking file for uploaded files
 TRACKING_FILE="$WORKDIR/uploaded_files.log"
@@ -286,6 +287,9 @@ EOF
         -quiet 2>&1 | tee /tmp/imposm.log &
     IMPOSM_PID=$!
 
+    # Signal liveness probe that imposm is running
+    touch /tmp/imposm_ready
+
     # Step 5: Monitor imposm process and handle errors
     monitorImposmErrors $IMPOSM_PID $UPLOADER_PID
 }