mirror of
https://github.com/octoleo/restic.git
synced 2024-11-15 09:44:15 +00:00
49 lines
1.5 KiB
Go
49 lines
1.5 KiB
Go
/*
|
|
Copyright 2015 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 option contains common code for dealing with client options.
|
|
package option
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
"google.golang.org/api/option"
|
|
"google.golang.org/grpc"
|
|
)
|
|
|
|
// DefaultClientOptions returns the default client options to use for the
|
|
// client's gRPC connection.
|
|
func DefaultClientOptions(endpoint, scope, userAgent string) ([]option.ClientOption, error) {
|
|
var o []option.ClientOption
|
|
// Check the environment variables for the bigtable emulator.
|
|
// Dial it directly and don't pass any credentials.
|
|
if addr := os.Getenv("BIGTABLE_EMULATOR_HOST"); addr != "" {
|
|
conn, err := grpc.Dial(addr, grpc.WithInsecure())
|
|
if err != nil {
|
|
return nil, fmt.Errorf("emulator grpc.Dial: %v", err)
|
|
}
|
|
o = []option.ClientOption{option.WithGRPCConn(conn)}
|
|
} else {
|
|
o = []option.ClientOption{
|
|
option.WithEndpoint(endpoint),
|
|
option.WithScopes(scope),
|
|
option.WithUserAgent(userAgent),
|
|
}
|
|
}
|
|
return o, nil
|
|
}
|