Verschiebe in Root

functions/logging.sh

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+#!/bin/bash
+
+function log_info() {
+    echo "{\"timestamp\": \"$(date)\", \"level\": \"INFO\", \"message\": \"$1\"}" >> $LOG_FILE
+}
+
+function log_error() {
+    echo "{\"timestamp\": \"$(date)\", \"level\": \"ERROR\", \"message\": \"$1\"}" >> $LOG_FILE
+}
+
+function log_critical() {
+    echo "{\"timestamp\": \"$(date)\", \"level\": \"CRITICAL\", \"message\": \"$1\"}" >> $LOG_FILE
+}

functions/network_check.sh

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+#!/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
+}

functions/restart_service.sh

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+#!/bin/bash
+
+function restart_service() {
+    log_info "Attempting to restart service $SERVICE_NAME on $SSH_HOST."
+
+    ssh -i $SSH_KEY $SSH_USER@$SSH_HOST "sudo systemctl restart $SERVICE_NAME"
+    if [ $? -ne 0 ]; then
+        log_error "Failed to restart service $SERVICE_NAME on $SSH_HOST."
+        exit 2
+    fi
+
+    ssh -i $SSH_KEY $SSH_USER@$SSH_HOST "sudo ipsec statusall | grep -i 'running'"
+    if [ $? -ne 0 ]; then
+        log_critical "Service $SERVICE_NAME not running after restart."
+        exit 2
+    fi
+
+    log_info "Service $SERVICE_NAME successfully restarted and verified."
+}

functions/sql_check.sh

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+#!/bin/bash
+
+function check_sql_activity() {
+    last_order_time=$(mysql -u $DB_USER -p$DB_PASSWORD -D $DB_NAME -sse \
+        "SELECT MAX(create_time) FROM otrs_ticket WHERE create_user = 'LIDLWebservice';")
+
+    last_bsi_log_time=$(mysql -u $DB_USER -p$DB_PASSWORD -D $DB_NAME -sse \
+        "SELECT MAX(log_time) FROM bsi_logs WHERE service = 'ITNovumBSIConnector';")
+
+    if [[ -z "$last_order_time" || -z "$last_bsi_log_time" ]]; then
+        log_error "SQL query failed or returned no data."
+        exit 2
+    fi
+
+    now=$(date +%s)
+    last_order_epoch=$(date -d "$last_order_time" +%s)
+    last_bsi_epoch=$(date -d "$last_bsi_log_time" +%s)
+
+    if (( (now - last_order_epoch) > 3600 && (now - last_bsi_epoch) > 7200 )); then
+        log_critical "SQL activity check failed. No activity in expected timeframes."
+        restart_service
+    else
+        log_info "SQL activity is within acceptable limits."
+    fi
+}