feat(grpc-xds): gRFC A74 model validated xDS resources and XdsConfig snapshot

grpc-xds/Cargo.toml

@@ -20,6 +20,9 @@ allowed_external_types = []
 [dependencies]
 protobuf = "4.35.1-release"
 protobuf-well-known-types = "4.35.1-release"
+bytes = "1.11.0"
+xds-client = { version = "0.1.0-alpha.2", path = "../xds-client", default-features = false }
+regex = "1"
 
 [build-dependencies]
 protobuf-codegen = "4.35.1-release"

grpc-xds/src/lib.rs

@@ -42,6 +42,16 @@ pub(crate) mod generated {
     include!(concat!(env!("OUT_DIR"), "/generated/mod.rs"));
 }
 
+/// Validated xDS resource types (LDS/RDS/CDS/EDS), each implementing
+/// `xds_client::Resource` so they can be deserialized, named, and validated
+/// per their respective gRFCs (A27 core resource types, A28 route matching,
+/// A37 aggregate clusters).
+pub(crate) mod resource;
+
+/// [`xds_config::XdsConfig`]: the atomic xDS configuration snapshot assembled
+/// from a channel's Listener/RouteConfiguration/Cluster/Endpoints resources.
+pub(crate) mod xds_config;
+
 #[cfg(test)]
 mod tests {
     //! Sanity checks that the generated xDS modules are importable and usable