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restic/vendor/google.golang.org/api/internal/settings.go
Alexander Neumann 946c8399e2 Update dependenciess
Exclude minio-go for now (pin to 3.x.y).
2017-12-03 21:22:33 +01:00

55 lines
1.8 KiB
Go

// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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 internal supports the options and transport packages.
package internal
import (
"errors"
"net/http"
"golang.org/x/oauth2"
"google.golang.org/grpc"
)
// DialSettings holds information needed to establish a connection with a
// Google API service.
type DialSettings struct {
Endpoint string
Scopes []string
TokenSource oauth2.TokenSource
CredentialsFile string // if set, Token Source is ignored.
UserAgent string
APIKey string
HTTPClient *http.Client
GRPCDialOpts []grpc.DialOption
GRPCConn *grpc.ClientConn
NoAuth bool
}
// Validate reports an error if ds is invalid.
func (ds *DialSettings) Validate() error {
hasCreds := ds.APIKey != "" || ds.TokenSource != nil || ds.CredentialsFile != ""
if ds.NoAuth && hasCreds {
return errors.New("options.WithoutAuthentication is incompatible with any option that provides credentials")
}
if ds.HTTPClient != nil && ds.GRPCConn != nil {
return errors.New("WithHTTPClient is incompatible with WithGRPCConn")
}
if ds.HTTPClient != nil && ds.GRPCDialOpts != nil {
return errors.New("WithHTTPClient is incompatible with gRPC dial options")
}
return nil
}