43 lines
829 B
Go
43 lines
829 B
Go
package auth
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import (
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"context"
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"net/http"
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"strings"
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"github.com/filecoin-project/go-lotus/api"
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logging "github.com/ipfs/go-log"
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)
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var log = logging.Logger("auth")
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type Handler struct {
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Verify func(ctx context.Context, token string) ([]string, error)
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Next http.HandlerFunc
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}
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func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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token := r.Header.Get("Authorization")
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if token != "" {
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if !strings.HasPrefix(token, "Bearer ") {
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log.Warn("missing Bearer prefix in auth header")
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w.WriteHeader(401)
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return
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}
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token = strings.TrimPrefix(token, "Bearer ")
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allow, err := h.Verify(ctx, token)
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if err != nil {
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log.Warnf("JWT Verification failed: %s", err)
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w.WriteHeader(401)
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return
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}
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ctx = api.WithPerm(ctx, allow)
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}
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h.Next(w, r.WithContext(ctx))
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}
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