envoy.config.core.v3.address.proto Maven / Gradle / Ivy
syntax = "proto3";
package envoy.config.core.v3;
import "envoy/config/core/v3/extension.proto";
import "envoy/config/core/v3/socket_option.proto";
import "google/protobuf/wrappers.proto";
import "envoy/annotations/deprecation.proto";
import "udpa/annotations/status.proto";
import "udpa/annotations/versioning.proto";
import "validate/validate.proto";
option java_package = "io.envoyproxy.envoy.config.core.v3";
option java_outer_classname = "AddressProto";
option java_multiple_files = true;
option go_package = "github.com/envoyproxy/go-control-plane/envoy/config/core/v3;corev3";
option (udpa.annotations.file_status).package_version_status = ACTIVE;
// [#protodoc-title: Network addresses]
message Pipe {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.Pipe";
// Unix Domain Socket path. On Linux, paths starting with '@' will use the
// abstract namespace. The starting '@' is replaced by a null byte by Envoy.
// Paths starting with '@' will result in an error in environments other than
// Linux.
string path = 1 [(validate.rules).string = {min_len: 1}];
// The mode for the Pipe. Not applicable for abstract sockets.
uint32 mode = 2 [(validate.rules).uint32 = {lte: 511}];
}
// The address represents an envoy internal listener.
// [#comment: TODO(asraa): When address available, remove workaround from test/server/server_fuzz_test.cc:30.]
message EnvoyInternalAddress {
oneof address_name_specifier {
option (validate.required) = true;
// Specifies the :ref:`name ` of the
// internal listener.
string server_listener_name = 1;
}
// Specifies an endpoint identifier to distinguish between multiple endpoints for the same internal listener in a
// single upstream pool. Only used in the upstream addresses for tracking changes to individual endpoints. This, for
// example, may be set to the final destination IP for the target internal listener.
string endpoint_id = 2;
}
// [#next-free-field: 7]
message SocketAddress {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.SocketAddress";
enum Protocol {
TCP = 0;
UDP = 1;
}
Protocol protocol = 1 [(validate.rules).enum = {defined_only: true}];
// The address for this socket. :ref:`Listeners ` will bind
// to the address. An empty address is not allowed. Specify ``0.0.0.0`` or ``::``
// to bind to any address. [#comment:TODO(zuercher) reinstate when implemented:
// It is possible to distinguish a Listener address via the prefix/suffix matching
// in :ref:`FilterChainMatch `.] When used
// within an upstream :ref:`BindConfig `, the address
// controls the source address of outbound connections. For :ref:`clusters
// `, the cluster type determines whether the
// address must be an IP (``STATIC`` or ``EDS`` clusters) or a hostname resolved by DNS
// (``STRICT_DNS`` or ``LOGICAL_DNS`` clusters). Address resolution can be customized
// via :ref:`resolver_name `.
string address = 2 [(validate.rules).string = {min_len: 1}];
oneof port_specifier {
option (validate.required) = true;
uint32 port_value = 3 [(validate.rules).uint32 = {lte: 65535}];
// This is only valid if :ref:`resolver_name
// ` is specified below and the
// named resolver is capable of named port resolution.
string named_port = 4;
}
// The name of the custom resolver. This must have been registered with Envoy. If
// this is empty, a context dependent default applies. If the address is a concrete
// IP address, no resolution will occur. If address is a hostname this
// should be set for resolution other than DNS. Specifying a custom resolver with
// ``STRICT_DNS`` or ``LOGICAL_DNS`` will generate an error at runtime.
string resolver_name = 5;
// When binding to an IPv6 address above, this enables `IPv4 compatibility
// `_. Binding to ``::`` will
// allow both IPv4 and IPv6 connections, with peer IPv4 addresses mapped into
// IPv6 space as ``::FFFF:``.
bool ipv4_compat = 6;
}
message TcpKeepalive {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.TcpKeepalive";
// Maximum number of keepalive probes to send without response before deciding
// the connection is dead. Default is to use the OS level configuration (unless
// overridden, Linux defaults to 9.)
google.protobuf.UInt32Value keepalive_probes = 1;
// The number of seconds a connection needs to be idle before keep-alive probes
// start being sent. Default is to use the OS level configuration (unless
// overridden, Linux defaults to 7200s (i.e., 2 hours.)
google.protobuf.UInt32Value keepalive_time = 2;
// The number of seconds between keep-alive probes. Default is to use the OS
// level configuration (unless overridden, Linux defaults to 75s.)
google.protobuf.UInt32Value keepalive_interval = 3;
}
message ExtraSourceAddress {
// The additional address to bind.
SocketAddress address = 1 [(validate.rules).message = {required: true}];
// Additional socket options that may not be present in Envoy source code or
// precompiled binaries. If specified, this will override the
// :ref:`socket_options `
// in the BindConfig. If specified with no
// :ref:`socket_options `
// or an empty list of :ref:`socket_options `,
// it means no socket option will apply.
SocketOptionsOverride socket_options = 2;
}
// [#next-free-field: 7]
message BindConfig {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.BindConfig";
// The address to bind to when creating a socket.
SocketAddress source_address = 1;
// Whether to set the ``IP_FREEBIND`` option when creating the socket. When this
// flag is set to true, allows the :ref:`source_address
// ` to be an IP address
// that is not configured on the system running Envoy. When this flag is set
// to false, the option ``IP_FREEBIND`` is disabled on the socket. When this
// flag is not set (default), the socket is not modified, i.e. the option is
// neither enabled nor disabled.
google.protobuf.BoolValue freebind = 2;
// Additional socket options that may not be present in Envoy source code or
// precompiled binaries.
repeated SocketOption socket_options = 3;
// Extra source addresses appended to the address specified in the ``source_address``
// field. This enables to specify multiple source addresses.
// The source address selection is determined by :ref:`local_address_selector
// `.
repeated ExtraSourceAddress extra_source_addresses = 5;
// Deprecated by
// :ref:`extra_source_addresses `
repeated SocketAddress additional_source_addresses = 4
[deprecated = true, (envoy.annotations.deprecated_at_minor_version) = "3.0"];
// Custom local address selector to override the default (i.e.
// :ref:`DefaultLocalAddressSelector
// `).
// [#extension-category: envoy.upstream.local_address_selector]
TypedExtensionConfig local_address_selector = 6;
}
// Addresses specify either a logical or physical address and port, which are
// used to tell Envoy where to bind/listen, connect to upstream and find
// management servers.
message Address {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.Address";
oneof address {
option (validate.required) = true;
SocketAddress socket_address = 1;
Pipe pipe = 2;
// Specifies a user-space address handled by :ref:`internal listeners
// `.
EnvoyInternalAddress envoy_internal_address = 3;
}
}
// CidrRange specifies an IP Address and a prefix length to construct
// the subnet mask for a `CIDR `_ range.
message CidrRange {
option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.core.CidrRange";
// IPv4 or IPv6 address, e.g. ``192.0.0.0`` or ``2001:db8::``.
string address_prefix = 1 [(validate.rules).string = {min_len: 1}];
// Length of prefix, e.g. 0, 32. Defaults to 0 when unset.
google.protobuf.UInt32Value prefix_len = 2 [(validate.rules).uint32 = {lte: 128}];
}