khenaidoo | 5fc5cea | 2021-08-11 17:39:16 -0400 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2018 gRPC authors. |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | // Package envconfig contains grpc settings configured by environment variables. |
| 20 | package envconfig |
| 21 | |
| 22 | import ( |
| 23 | "os" |
| 24 | "strings" |
| 25 | |
| 26 | xdsenv "google.golang.org/grpc/internal/xds/env" |
| 27 | ) |
| 28 | |
| 29 | const ( |
| 30 | prefix = "GRPC_GO_" |
| 31 | retryStr = prefix + "RETRY" |
| 32 | txtErrIgnoreStr = prefix + "IGNORE_TXT_ERRORS" |
| 33 | ) |
| 34 | |
| 35 | var ( |
| 36 | // Retry is set if retry is explicitly enabled via "GRPC_GO_RETRY=on" or if XDS retry support is enabled. |
| 37 | Retry = strings.EqualFold(os.Getenv(retryStr), "on") || xdsenv.RetrySupport |
| 38 | // TXTErrIgnore is set if TXT errors should be ignored ("GRPC_GO_IGNORE_TXT_ERRORS" is not "false"). |
| 39 | TXTErrIgnore = !strings.EqualFold(os.Getenv(txtErrIgnoreStr), "false") |
| 40 | ) |