ovpn-certman/middleware/requirelogin.go

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package middleware
import (
"net/http"
"github.com/zom-bi/ovpn-certman/services"
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)
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// RequireLogin is a middleware that checks for a username in the active
// session, and redirects to `/login` if no username was found.
func RequireLogin(sessions *services.Sessions) func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
fn := func(w http.ResponseWriter, req *http.Request) {
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if username := sessions.GetUsername(req); username == "" {
http.Redirect(w, req, "/login", http.StatusFound)
}
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next.ServeHTTP(w, req)
}
return http.HandlerFunc(fn)
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}
}