41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
package httpd
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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/go-chi/chi/v5/middleware"
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)
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// requestLogger emits one structured access-log line per request via the
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// daemon's slog logger. Chi's built-in middleware.Logger writes to stdout
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// using stdlib log; reusing the daemon's slog keeps every line on stderr in
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// the same key=value shape as the rest of the daemon (one stream for the
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// Electron supervisor to capture, one format to grep).
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//
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// Status, bytes, and duration come from a wrapped ResponseWriter so the log
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// is accurate even when the handler returns without calling WriteHeader. The
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// request id is read off the context populated by middleware.RequestID, so
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// this middleware must be mounted after it.
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func requestLogger(log *slog.Logger) func(http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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ww := middleware.NewWrapResponseWriter(w, r.ProtoMajor)
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start := time.Now()
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defer func() {
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log.Info("http request",
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"id", middleware.GetReqID(r.Context()),
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"method", r.Method,
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"path", r.URL.Path,
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"status", ww.Status(),
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"bytes", ww.BytesWritten(),
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"duration", time.Since(start),
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"remote", r.RemoteAddr,
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)
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}()
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next.ServeHTTP(ww, r)
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})
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}
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}
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