55 lines
1.0 KiB
Go
55 lines
1.0 KiB
Go
package auth
|
|
|
|
import (
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/filecoin-project/go-lotus/api"
|
|
"github.com/gbrlsnchs/jwt/v3"
|
|
logging "github.com/ipfs/go-log"
|
|
)
|
|
|
|
var log = logging.Logger("auth")
|
|
|
|
type Handler struct {
|
|
Secret *jwt.HMACSHA
|
|
Next http.HandlerFunc
|
|
}
|
|
|
|
func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
|
|
ctx := r.Context()
|
|
|
|
token := r.Header.Get("Authorization")
|
|
if token != "" {
|
|
if !strings.HasPrefix(token, "Bearer ") {
|
|
log.Warn("missing Bearer prefix in auth header")
|
|
w.WriteHeader(401)
|
|
return
|
|
}
|
|
token = token[len("Bearer "):]
|
|
|
|
var payload jwtPayload
|
|
if _, err := jwt.Verify([]byte(token), h.Secret, &payload); err != nil {
|
|
log.Warnf("JWT Verification failed: %s", err)
|
|
w.WriteHeader(401)
|
|
return
|
|
}
|
|
|
|
ctx = api.WithPerm(ctx, payload.Allow)
|
|
}
|
|
|
|
h.Next(w, r.WithContext(ctx))
|
|
}
|
|
|
|
type jwtPayload struct {
|
|
Allow []string
|
|
}
|
|
|
|
/*func init() {
|
|
p := jwtPayload{
|
|
Allow: []string{"read", "write"},
|
|
}
|
|
r, _ := jwt.Sign(&p, secret)
|
|
log.Infof("WRITE TOKEN: %s", string(r))
|
|
}
|
|
*/ |