Created
October 18, 2019 19:41
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Harmony Node Earning Cloudwatch Metric Lambda Function
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| import json | |
| from botocore.vendored import requests | |
| import boto3 | |
| import datetime | |
| HARMONY_NODE_1H_STATUS_URL = 'https://harmony.one/1h' | |
| ADDRESS_TO_MONITOR = 'one17ffl9csu7ln3jw07fcvlmh2h8e5pv3ddk9p5sv' | |
| cloudwatch_client = boto3.client('cloudwatch') | |
| def lambda_handler(event, context): | |
| earning_rate = get_earning_rate_for_address(ADDRESS_TO_MONITOR) | |
| publish_earning_rate_for_address(ADDRESS_TO_MONITOR, earning_rate) | |
| return | |
| def get_earning_rate_for_address(address): | |
| res = requests.get(HARMONY_NODE_1H_STATUS_URL) | |
| for line in res.iter_lines(): | |
| if line.startswith(str.encode(address)): | |
| earning_rate = float(line.split(b':')[1]) | |
| return earning_rate | |
| def publish_earning_rate_for_address(address, earning_rate): | |
| cloudwatch_client.put_metric_data( | |
| Namespace='HarmonyStats', | |
| MetricData=[ | |
| { | |
| 'MetricName': 'EarningRate', | |
| 'Dimensions': [ | |
| { | |
| 'Name': 'address', | |
| 'Value': address, | |
| }, | |
| ], | |
| 'Timestamp': datetime.datetime.now(), | |
| 'Value': earning_rate, | |
| 'Unit': 'Count', | |
| 'StorageResolution': 60 | |
| }, | |
| ] | |
| ) |
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