Nik Afiq
657b6aeb22
- Add bootstrap package to initialize application components including logger, tracer, and HTTP server. - Create config package to load runtime settings from environment variables. - Implement observability features including logging, metrics, and tracing. - Add health check and hello use cases with corresponding HTTP handlers. - Introduce middleware for request ID, access logging, metrics, and recovery. - Set up HTTP router with defined routes for health and hello endpoints. - Include tests for health and hello endpoints to ensure proper functionality. - Add OpenTelemetry collector configuration for trace exporting.
30 lines
644 B
Go
30 lines
644 B
Go
package middleware
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import (
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"strconv"
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"time"
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"github.com/gin-gonic/gin"
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"switchbot-api/internal/app/observability"
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)
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func Metrics(httpMetrics *observability.HTTPMetrics) gin.HandlerFunc {
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return func(c *gin.Context) {
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start := time.Now()
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httpMetrics.InFlight.Inc()
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defer httpMetrics.InFlight.Dec()
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c.Next()
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route := c.FullPath()
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if route == "" {
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route = "/unknown"
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}
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status := strconv.Itoa(c.Writer.Status())
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httpMetrics.RequestsTotal.WithLabelValues(c.Request.Method, route, status).Inc()
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httpMetrics.RequestDuration.WithLabelValues(c.Request.Method, route, status).Observe(time.Since(start).Seconds())
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}
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}
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