- Modify error response writing to use explicit WriteHeader and Write methods
- Remove redundant WriteHeader call in ServeHTTP method
- Add WriteHeader before writing response for both small and large responses
- Enhance code readability and error handling consistency
- Introduced new constants for data retention periods, specifying retention for metrics, status codes, paths, and referers to improve data management.
- Updated the MetricsHistoryHandler to accept floating-point hours for more precise time queries, enhancing the flexibility of historical data retrieval.
- Enhanced the metrics dashboard layout with additional CSS styles for better visual presentation and user experience.
- Improved error handling in the response writing process to ensure robust logging of connection issues.
- Implemented a new function to check for connection closure errors, improving the reliability of the proxy handler.
These changes significantly enhance the metrics collection, retention, and user interface, providing a more robust framework for performance monitoring and data analysis.
- Introduced safe type conversion functions to prevent panics when accessing metrics data.
- Updated MetricsHandler to utilize these functions for retrieving active requests, total requests, total errors, and average response time.
- Enhanced error rate calculation to avoid division by zero.
- Refactored buffer pool management in ProxyHandler for better memory handling.
- Improved target URL determination logic based on file extensions for more flexible proxy behavior.
- Added new dependency on github.com/mattn/go-sqlite3 for improved metrics storage.
- Updated main.go to initialize metrics collector with a new database path and configuration settings.
- Enhanced config.json to include additional metrics settings such as alert configurations and latency thresholds.
- Refactored internal metrics handling to support new metrics structures and improve data retrieval.
- Introduced a new metrics history endpoint for retrieving historical data, enhancing monitoring capabilities.
- Improved UI for metrics dashboard to include historical data visualization options.
- Added support for tracking top referers in the metrics collector, allowing for better insights into request sources.
- Updated MetricsHandler to include top referers in the metrics response.
- Enhanced the metrics UI to display a new section for the top 10 referers, improving visibility into traffic sources.
- Refactored request recording to capture referer information in the collector for comprehensive statistics.
- Enhanced metrics collection in ProxyHandler, MirrorProxyHandler, and FixedPathProxyMiddleware.
- Introduced a centralized metrics collector to streamline request tracking and statistics reporting.
- Updated MetricsHandler to utilize new metrics structure, including total bytes, requests per second, and error rates.
- Improved documentation in readme.md to reflect new features and usage instructions.
- Added support for metrics monitoring at `/metrics/ui` for better visibility into proxy performance.
- Updated docker-compose.yml to include resource limits and health checks for the service.
- Modified go.mod and go.sum to include the new dependency on golang.org/x/time.
- Enhanced main.go to add new metrics routes for monitoring.
- Updated config.json to include metrics configuration with password and token expiry.
- Refactored internal/config to implement a ConfigManager for dynamic configuration loading.
- Improved internal/handler to utilize a shared HTTP client and added metrics tracking for requests.
