traccar connections to cloudwatch

connection_count_to_cloudwatch.sh

#!/bin/bash

NAMESPACE="Traccar"
INTERVAL=59
REGION="us-east-1"

while true; do
  date
  total=$(ss -tan | wc -l)
  echo "Total connections: $total"

  aws cloudwatch put-metric-data \
    --namespace "$NAMESPACE" \
    --metric-name "Connections" \
    --value "$total" \
    --unit "Count" \
    --region "$REGION"

  ss -tan state established \
  | awk '{print $3}' \
  | awk -F: '{port=$NF; if (port < 5500) print port}' \
  | sort | uniq -c | while read count port; do
      echo "Port $port: $count connections"
      aws cloudwatch put-metric-data \
        --namespace "$NAMESPACE" \
        --metric-name "Connections" \
        --dimensions "Port=$port" \
        --value "$count" \
        --unit "Count" \
        --region "$REGION"
    done
  sleep $INTERVAL
done