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csrf.go
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32 lines (28 loc) · 1.17 KB
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// Copyright © 2020 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package webmiddleware
import (
"net/http"
"github.com/gorilla/csrf"
)
// CSRF returns a middleware that enables CSRF protection via a sync token. The
// skipCheck parameter can be used to skip CSRF protection based on the request
// interface.
func CSRF(authKey []byte, opts ...csrf.Option) MiddlewareFunc {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
csrf.Protect(authKey, append([]csrf.Option{csrf.Secure(r.URL.Scheme == "https")}, opts...)...)(next).ServeHTTP(w, r)
})
}
}