53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
package api
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import (
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"log/slog"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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)
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// requestLogger returns a Gin middleware that logs each request via slog.
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// Requests to /healthz are skipped to avoid health-check noise.
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func requestLogger(lg *slog.Logger) gin.HandlerFunc {
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if lg == nil {
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lg = slog.Default()
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}
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return func(c *gin.Context) {
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if c.FullPath() == "/healthz" || c.Request.URL.Path == "/healthz" {
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c.Next()
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return
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}
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start := time.Now()
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c.Next()
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status := c.Writer.Status()
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path := c.FullPath()
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if path == "" {
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path = c.Request.URL.Path
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}
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attrs := []any{
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"method", c.Request.Method,
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"path", path,
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"status", status,
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"latency_ms", time.Since(start).Milliseconds(),
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"client_ip", c.ClientIP(),
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}
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if len(c.Errors) > 0 {
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attrs = append(attrs, "error", c.Errors.String())
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}
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switch {
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case status >= http.StatusInternalServerError:
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lg.Error("http request completed", attrs...)
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case status >= http.StatusBadRequest:
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lg.Warn("http request completed", attrs...)
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default:
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lg.Info("http request completed", attrs...)
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}
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}
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}
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