mirror of
https://github.com/arangodb/kube-arangodb.git
synced 2024-12-14 11:57:37 +00:00
82 lines
2.4 KiB
Go
Generated
82 lines
2.4 KiB
Go
Generated
//
|
|
// DISCLAIMER
|
|
//
|
|
// Copyright 2016-2022 ArangoDB GmbH, Cologne, Germany
|
|
//
|
|
// 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.
|
|
//
|
|
// Copyright holder is ArangoDB GmbH, Cologne, Germany
|
|
//
|
|
|
|
package api
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/gin-gonic/gin"
|
|
jg "github.com/golang-jwt/jwt"
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/metadata"
|
|
"google.golang.org/grpc/status"
|
|
)
|
|
|
|
type authorization struct {
|
|
jwtSigningKey string
|
|
}
|
|
|
|
func (a *authorization) isValid(token string) bool {
|
|
t, err := jg.Parse(token, func(_ *jg.Token) (interface{}, error) {
|
|
return []byte(a.jwtSigningKey), nil
|
|
})
|
|
if err != nil {
|
|
apiLogger.Err(err).Info("invalid JWT: %s", token)
|
|
return false
|
|
}
|
|
return t.Valid
|
|
}
|
|
|
|
// ensureHTTPAuth ensure a valid token exists within HTTP request header
|
|
func (a *authorization) ensureHTTPAuth(c *gin.Context) {
|
|
h := c.Request.Header.Values("Authorization")
|
|
bearerToken := extractBearerToken(h)
|
|
if !a.isValid(bearerToken) {
|
|
c.AbortWithStatus(http.StatusUnauthorized)
|
|
}
|
|
}
|
|
|
|
// ensureGRPCAuth ensures a valid token exists within a GRPC request's metadata
|
|
func (a *authorization) ensureGRPCAuth(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
|
|
md, ok := metadata.FromIncomingContext(ctx)
|
|
if !ok {
|
|
return nil, status.Errorf(codes.InvalidArgument, "missing metadata")
|
|
}
|
|
|
|
// The keys within metadata.MD are normalized to lowercase.
|
|
// See: https://godoc.org/google.golang.org/grpc/metadata#New
|
|
bearerToken := extractBearerToken(md["authorization"])
|
|
if !a.isValid(bearerToken) {
|
|
return nil, status.Errorf(codes.Unauthenticated, "invalid token")
|
|
}
|
|
// Continue execution of handler after ensuring a valid token.
|
|
return handler(ctx, req)
|
|
}
|
|
|
|
func extractBearerToken(authorization []string) string {
|
|
if len(authorization) < 1 {
|
|
return ""
|
|
}
|
|
return strings.TrimPrefix(authorization[0], "Bearer ")
|
|
}
|