Verschiebe in Root

functions/network_check.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+function check_network_traffic() {
+    total_inbound=0
+    total_outbound=0
+
+    for ((i=1; i<=$MEASUREMENT_COUNT; i++)); do
+        usage=$(ifstat -i $INTERFACE $INTERVAL 1 | tail -n 1)
+
+        if [[ -z "$usage" ]]; then
+            log_error "No output from ifstat on measurement $i."
+            exit 2
+        fi
+
+        inbound=$(echo $usage | awk '{print $1}')
+        outbound=$(echo $usage | awk '{print $2}')
+
+        total_inbound=$(echo "$total_inbound + $inbound" | bc)
+        total_outbound=$(echo "$total_outbound + $outbound" | bc)
+    done
+
+    avg_inbound=$(echo "scale=2; $total_inbound / $MEASUREMENT_COUNT" | bc)
+    avg_outbound=$(echo "scale=2; $total_outbound / $MEASUREMENT_COUNT" | bc)
+
+    if (( $(echo "$avg_inbound < $THRESHOLD_INBOUND" | bc -l) )) || (( $(echo "$avg_outbound < $THRESHOLD_OUTBOUND" | bc -l) )); then
+        log_critical "Network traffic below thresholds. Avg In: $avg_inbound KB/s, Avg Out: $avg_outbound KB/s."
+        restart_service
+    else
+        log_info "Network traffic is above thresholds. Avg In: $avg_inbound KB/s, Avg Out: $avg_outbound KB/s."
+    fi
+}