| /* |
| * |
| * Copyright 2020 gRPC authors. |
| * |
| * 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 envconfig |
| |
| import ( |
| "os" |
| ) |
| |
| const ( |
| // XDSBootstrapFileNameEnv is the env variable to set bootstrap file name. |
| // Do not use this and read from env directly. Its value is read and kept in |
| // variable XDSBootstrapFileName. |
| // |
| // When both bootstrap FileName and FileContent are set, FileName is used. |
| XDSBootstrapFileNameEnv = "GRPC_XDS_BOOTSTRAP" |
| // XDSBootstrapFileContentEnv is the env variable to set bootstrap file |
| // content. Do not use this and read from env directly. Its value is read |
| // and kept in variable XDSBootstrapFileContent. |
| // |
| // When both bootstrap FileName and FileContent are set, FileName is used. |
| XDSBootstrapFileContentEnv = "GRPC_XDS_BOOTSTRAP_CONFIG" |
| ) |
| |
| var ( |
| // XDSBootstrapFileName holds the name of the file which contains xDS |
| // bootstrap configuration. Users can specify the location of the bootstrap |
| // file by setting the environment variable "GRPC_XDS_BOOTSTRAP". |
| // |
| // When both bootstrap FileName and FileContent are set, FileName is used. |
| XDSBootstrapFileName = os.Getenv(XDSBootstrapFileNameEnv) |
| // XDSBootstrapFileContent holds the content of the xDS bootstrap |
| // configuration. Users can specify the bootstrap config by setting the |
| // environment variable "GRPC_XDS_BOOTSTRAP_CONFIG". |
| // |
| // When both bootstrap FileName and FileContent are set, FileName is used. |
| XDSBootstrapFileContent = os.Getenv(XDSBootstrapFileContentEnv) |
| // XDSRingHash indicates whether ring hash support is enabled, which can be |
| // disabled by setting the environment variable |
| // "GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH" to "false". |
| XDSRingHash = boolFromEnv("GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH", true) |
| // XDSClientSideSecurity is used to control processing of security |
| // configuration on the client-side. |
| // |
| // Note that there is no env var protection for the server-side because we |
| // have a brand new API on the server-side and users explicitly need to use |
| // the new API to get security integration on the server. |
| XDSClientSideSecurity = boolFromEnv("GRPC_XDS_EXPERIMENTAL_SECURITY_SUPPORT", true) |
| // XDSAggregateAndDNS indicates whether processing of aggregated cluster |
| // and DNS cluster is enabled, which can be enabled by setting the |
| // environment variable |
| // "GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER" to |
| // "true". |
| XDSAggregateAndDNS = boolFromEnv("GRPC_XDS_EXPERIMENTAL_ENABLE_AGGREGATE_AND_LOGICAL_DNS_CLUSTER", true) |
| |
| // XDSRBAC indicates whether xDS configured RBAC HTTP Filter is enabled, |
| // which can be disabled by setting the environment variable |
| // "GRPC_XDS_EXPERIMENTAL_RBAC" to "false". |
| XDSRBAC = boolFromEnv("GRPC_XDS_EXPERIMENTAL_RBAC", true) |
| // XDSOutlierDetection indicates whether outlier detection support is |
| // enabled, which can be disabled by setting the environment variable |
| // "GRPC_EXPERIMENTAL_ENABLE_OUTLIER_DETECTION" to "false". |
| XDSOutlierDetection = boolFromEnv("GRPC_EXPERIMENTAL_ENABLE_OUTLIER_DETECTION", true) |
| // XDSFederation indicates whether federation support is enabled, which can |
| // be enabled by setting the environment variable |
| // "GRPC_EXPERIMENTAL_XDS_FEDERATION" to "true". |
| XDSFederation = boolFromEnv("GRPC_EXPERIMENTAL_XDS_FEDERATION", false) |
| |
| // XDSRLS indicates whether processing of Cluster Specifier plugins and |
| // support for the RLS CLuster Specifier is enabled, which can be enabled by |
| // setting the environment variable "GRPC_EXPERIMENTAL_XDS_RLS_LB" to |
| // "true". |
| XDSRLS = boolFromEnv("GRPC_EXPERIMENTAL_XDS_RLS_LB", false) |
| |
| // C2PResolverTestOnlyTrafficDirectorURI is the TD URI for testing. |
| C2PResolverTestOnlyTrafficDirectorURI = os.Getenv("GRPC_TEST_ONLY_GOOGLE_C2P_RESOLVER_TRAFFIC_DIRECTOR_URI") |
| ) |