syntax = "proto3";

package io.linkerd.proxy.tls_route;
option go_package = "github.com/linkerd/linkerd2-proxy-api/go/tls_route";

// Describes how to match an `SNI` ClientHello extension.
message SniMatch {
  oneof match {
    // Match an exact SNI, e.g. www.example.com.
    string exact = 1;

    // Match a SNI as a wildcard suffix, e.g. *.example.com.
    Suffix suffix = 2;
  }

  // A match like `*.example.com` is encoded as [com, example].
  message Suffix { repeated string reverse_labels = 1; }
}