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https://github.com/ncarlier/webhookd.git
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27 lines
701 B
Go
27 lines
701 B
Go
package middleware
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import (
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"net/http"
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"github.com/ncarlier/webhookd/pkg/auth"
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)
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const xWebAuthUser = "X-WebAuth-User"
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// AuthN is a middleware to checks HTTP request credentials
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func AuthN(authenticator auth.Authenticator) Middleware {
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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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w.Header().Del(xWebAuthUser)
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if ok, username := authenticator.Validate(r); ok {
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w.Header().Set(xWebAuthUser, username)
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next.ServeHTTP(w, r)
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return
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}
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w.Header().Set("WWW-Authenticate", `Basic realm="Ah ah ah, you didn't say the magic word"`)
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w.WriteHeader(401)
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w.Write([]byte("401 Unauthorized\n"))
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})
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}
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}
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