open-consul/vendor/github.com/joyent/triton-go/triton.go

47 lines
1.3 KiB
Go

//
// Copyright (c) 2018, Joyent, Inc. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
//
package triton
import (
"os"
"github.com/joyent/triton-go/authentication"
)
// Universal package used for defining configuration used across all client
// constructors.
// ClientConfig is a placeholder/input struct around the behavior of configuring
// a client constructor through the implementation's runtime environment
// (SDC/MANTA env vars).
type ClientConfig struct {
TritonURL string
MantaURL string
AccountName string
Username string
Signers []authentication.Signer
}
var envPrefixes = []string{"TRITON", "SDC"}
// GetEnv looks up environment variables using the preferred "TRITON" prefix,
// but falls back to the retired "SDC" prefix. For example, looking up "USER"
// will search for "TRITON_USER" followed by "SDC_USER". If the environment
// variable is not set, an empty string is returned. GetEnv() is used to aid in
// the transition and deprecation of the "SDC_*" environment variables.
func GetEnv(name string) string {
for _, prefix := range envPrefixes {
if val, found := os.LookupEnv(prefix + "_" + name); found {
return val
}
}
return ""
}