Add CloudWatch metrics display for ECS services #31
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- Add ServiceMetrics and MetricStatistics types to core/types.py - Implement get_service_metrics() to fetch CPU/Memory utilization - Query CloudWatch for last N hours with 5-minute periods - Calculate current, average, maximum, minimum for each metric - Return None when no data available
- Implement format_metrics_display() for human-readable output - Format CPU and Memory utilization with current/average/peak/low stats - Display percentages with 1 decimal place precision - Add comprehensive tests for formatting function - Verify all statistics are included in output
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Implements CloudWatch metrics viewing for ECS services, showing CPU and Memory utilization statistics. Users can now view current, average, peak, and low values for the last hour directly from the service menu.
Changes
get_service_metrics()function queries CloudWatch for CPU/Memory utilizationServiceMetricsandMetricStatisticsTypedDictsTechnical Details
boto3-stubs[cloudwatch]for type safetyExample Output
Metrics for service 'web-api' (last hour):
CPU: Current: 0.5% | Avg: 0.5% | Peak: 3.2% | Low: 0.1%
Memory: Current: 15.4% | Avg: 15.4% | Peak: 15.4% | Low: 15.3%