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syntax = "proto3";
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package envoy.service.route.v3;
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import "envoy/service/discovery/v3/discovery.proto";
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import "google/api/annotations.proto";
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import "envoy/annotations/resource.proto";
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import "udpa/annotations/status.proto";
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import "udpa/annotations/versioning.proto";
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option java_package = "io.envoyproxy.envoy.service.route.v3";
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option java_outer_classname = "RdsProto";
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option java_multiple_files = true;
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option java_generic_services = true;
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option (udpa.annotations.file_status).package_version_status = ACTIVE;
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// [#protodoc-title: RDS]
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// The resource_names field in DiscoveryRequest specifies a route configuration.
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// This allows an Envoy configuration with multiple HTTP listeners (and
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// associated HTTP connection manager filters) to use different route
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// configurations. Each listener will bind its HTTP connection manager filter to
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// a route table via this identifier.
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service RouteDiscoveryService {
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option (envoy.annotations.resource).type = "envoy.config.route.v3.RouteConfiguration";
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rpc StreamRoutes(stream discovery.v3.DiscoveryRequest)
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returns (stream discovery.v3.DiscoveryResponse) {
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}
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rpc DeltaRoutes(stream discovery.v3.DeltaDiscoveryRequest)
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returns (stream discovery.v3.DeltaDiscoveryResponse) {
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}
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rpc FetchRoutes(discovery.v3.DiscoveryRequest) returns (discovery.v3.DiscoveryResponse) {
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option (google.api.http).post = "/v3/discovery:routes";
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option (google.api.http).body = "*";
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}
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}
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// Virtual Host Discovery Service (VHDS) is used to dynamically update the list of virtual hosts for
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// a given RouteConfiguration. If VHDS is configured a virtual host list update will be triggered
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// during the processing of an HTTP request if a route for the request cannot be resolved. The
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// :ref:`resource_names_subscribe <envoy_api_field_service.discovery.v3.DeltaDiscoveryRequest.resource_names_subscribe>`
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// field contains a list of virtual host names or aliases to track. The contents of an alias would
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// be the contents of a *host* or *authority* header used to make an http request. An xDS server
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// will match an alias to a virtual host based on the content of :ref:`domains'
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// <envoy_api_field_config.route.v3.VirtualHost.domains>` field. The *resource_names_unsubscribe* field
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// contains a list of virtual host names that have been :ref:`unsubscribed
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// <xds_protocol_unsubscribe>` from the routing table associated with the RouteConfiguration.
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service VirtualHostDiscoveryService {
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option (envoy.annotations.resource).type = "envoy.config.route.v3.VirtualHost";
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rpc DeltaVirtualHosts(stream discovery.v3.DeltaDiscoveryRequest)
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returns (stream discovery.v3.DeltaDiscoveryResponse) {
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}
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}
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// [#not-implemented-hide:] Not configuration. Workaround c++ protobuf issue with importing
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// services: https://github.com/google/protobuf/issues/4221 and protoxform to upgrade the file.
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message RdsDummy {
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option (udpa.annotations.versioning).previous_message_type = "envoy.api.v2.RdsDummy";
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}
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