env

package
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Published: Aug 12, 2021 License: Apache-2.0 Imports: 2 Imported by: 0

Documentation

Overview

Package env acts a single source of definition for all environment variables related to the xDS implementation in gRPC.

Index

Constants

View Source
const (
	// BootstrapFileNameEnv 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 BootstrapFileName.
	//
	// When both bootstrap FileName and FileContent are set, FileName is used.
	BootstrapFileNameEnv = "GRPC_XDS_BOOTSTRAP"
	// BootstrapFileContentEnv is the env variable to set bootstrapp file
	// content. Do not use this and read from env directly. Its value is read
	// and kept in variable BootstrapFileName.
	//
	// When both bootstrap FileName and FileContent are set, FileName is used.
	BootstrapFileContentEnv = "GRPC_XDS_BOOTSTRAP_CONFIG"
)

Variables

View Source
var (
	// BootstrapFileName 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_BOOSTRAP".
	//
	// When both bootstrap FileName and FileContent are set, FileName is used.
	BootstrapFileName = os.Getenv(BootstrapFileNameEnv)
	// BootstrapFileContent holds the content of the xDS bootstrap
	// configuration. Users can specify the bootstrap config by
	// setting the environment variable "GRPC_XDS_BOOSTRAP_CONFIG".
	//
	// When both bootstrap FileName and FileContent are set, FileName is used.
	BootstrapFileContent = os.Getenv(BootstrapFileContentEnv)
	// RingHashSupport indicates whether ring hash support is enabled, which can
	// be enabled by setting the environment variable
	// "GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH" to "true".
	RingHashSupport = strings.EqualFold(os.Getenv(ringHashSupportEnv), "true")
	// ClientSideSecuritySupport 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.
	ClientSideSecuritySupport = strings.EqualFold(os.Getenv(clientSideSecuritySupportEnv), "true")
	// AggregateAndDNSSupportEnv 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".
	AggregateAndDNSSupportEnv = strings.EqualFold(os.Getenv(aggregateAndDNSSupportEnv), "true")

	// C2PResolverSupport indicates whether support for C2P resolver is enabled.
	// This can be enabled by setting the environment variable
	// "GRPC_EXPERIMENTAL_GOOGLE_C2P_RESOLVER" to "true".
	C2PResolverSupport = strings.EqualFold(os.Getenv(c2pResolverSupportEnv), "true")
	// C2PResolverTestOnlyTrafficDirectorURI is the TD URI for testing.
	C2PResolverTestOnlyTrafficDirectorURI = os.Getenv(c2pResolverTestOnlyTrafficDirectorURIEnv)
)

Functions

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Types

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