[READ ONLY MIRROR] Envoy REST/proto API definitions and documentation. (grpc依赖)
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syntax = "proto3";
package envoy.data.dns.v2alpha;
import "envoy/type/matcher/string.proto";
import "google/protobuf/duration.proto";
import "udpa/annotations/status.proto";
import "validate/validate.proto";
option java_package = "io.envoyproxy.envoy.data.dns.v2alpha";
option java_outer_classname = "DnsTableProto";
option java_multiple_files = true;
option go_package = "github.com/envoyproxy/go-control-plane/envoy/data/dns/v2alpha";
option (udpa.annotations.file_status).work_in_progress = true;
option (udpa.annotations.file_status).package_version_status = FROZEN;
// [#protodoc-title: DNS Filter Table Data]
// :ref:`DNS Filter config overview <config_udp_listener_filters_dns_filter>`.
// This message contains the configuration for the DNS Filter if populated
// from the control plane
message DnsTable {
// This message contains a list of IP addresses returned for a query for a known name
message AddressList {
// This field contains a well formed IP address that is returned
// in the answer for a name query. The address field can be an
// IPv4 or IPv6 address. Address family detection is done automatically
// when Envoy parses the string. Since this field is repeated,
// Envoy will return one randomly chosen entry from this list in the
// DNS response. The random index will vary per query so that we prevent
// clients pinning on a single address for a configured domain
repeated string address = 1 [(validate.rules).repeated = {
min_items: 1
items {string {min_len: 3}}
}];
}
// This message type is extensible and can contain a list of addresses
// or dictate some other method for resolving the addresses for an
// endpoint
message DnsEndpoint {
oneof endpoint_config {
option (validate.required) = true;
AddressList address_list = 1;
}
}
message DnsVirtualDomain {
// The domain name for which Envoy will respond to query requests
string name = 1 [(validate.rules).string = {min_len: 2 well_known_regex: HTTP_HEADER_NAME}];
// The configuration containing the method to determine the address
// of this endpoint
DnsEndpoint endpoint = 2;
// Sets the TTL in dns answers from Envoy returned to the client
google.protobuf.Duration answer_ttl = 3 [(validate.rules).duration = {gt {}}];
}
// Control how many times envoy makes an attempt to forward a query to
// an external server
uint32 external_retry_count = 1;
// Fully qualified domain names for which Envoy will respond to queries
repeated DnsVirtualDomain virtual_domains = 2 [(validate.rules).repeated = {min_items: 1}];
// This field serves to help Envoy determine whether it can authoritatively
// answer a query for a name matching a suffix in this list. If the query
// name does not match a suffix in this list, Envoy will forward
// the query to an upstream DNS server
repeated type.matcher.StringMatcher known_suffixes = 3;
}