// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// 	protoc-gen-go v1.36.10
// 	protoc        v7.35.1
// source: envoy/config/common/dynamic_forward_proxy/v2alpha/dns_cache.proto

package v2alpha

import (
	_ "github.com/cncf/xds/go/udpa/annotations"
	v2 "github.com/envoyproxy/go-control-plane/envoy/api/v2"
	_ "github.com/envoyproxy/protoc-gen-validate/validate"
	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
	durationpb "google.golang.org/protobuf/types/known/durationpb"
	wrapperspb "google.golang.org/protobuf/types/known/wrapperspb"
	reflect "reflect"
	sync "sync"
	unsafe "unsafe"
)

const (
	// Verify that this generated code is sufficiently up-to-date.
	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
	// Verify that runtime/protoimpl is sufficiently up-to-date.
	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)

// Configuration for the dynamic forward proxy DNS cache. See the :ref:`architecture overview
// <arch_overview_http_dynamic_forward_proxy>` for more information.
// [#next-free-field: 7]
type DnsCacheConfig struct {
	state protoimpl.MessageState `protogen:"open.v1"`
	// The name of the cache. Multiple named caches allow independent dynamic forward proxy
	// configurations to operate within a single Envoy process using different configurations. All
	// configurations with the same name *must* otherwise have the same settings when referenced
	// from different configuration components. Configuration will fail to load if this is not
	// the case.
	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
	// The DNS lookup family to use during resolution.
	//
	// [#comment:TODO(mattklein123): Figure out how to support IPv4/IPv6 "happy eyeballs" mode. The
	// way this might work is a new lookup family which returns both IPv4 and IPv6 addresses, and
	// then configures a host to have a primary and fall back address. With this, we could very
	// likely build a "happy eyeballs" connection pool which would race the primary / fall back
	// address and return the one that wins. This same method could potentially also be used for
	// QUIC to TCP fall back.]
	DnsLookupFamily v2.Cluster_DnsLookupFamily `protobuf:"varint,2,opt,name=dns_lookup_family,json=dnsLookupFamily,proto3,enum=envoy.api.v2.Cluster_DnsLookupFamily" json:"dns_lookup_family,omitempty"`
	// The DNS refresh rate for currently cached DNS hosts. If not specified defaults to 60s.
	//
	// .. note:
	//
	//	The returned DNS TTL is not currently used to alter the refresh rate. This feature will be
	//	added in a future change.
	//
	// .. note:
	//
	// The refresh rate is rounded to the closest millisecond, and must be at least 1ms.
	DnsRefreshRate *durationpb.Duration `protobuf:"bytes,3,opt,name=dns_refresh_rate,json=dnsRefreshRate,proto3" json:"dns_refresh_rate,omitempty"`
	// The TTL for hosts that are unused. Hosts that have not been used in the configured time
	// interval will be purged. If not specified defaults to 5m.
	//
	// .. note:
	//
	//	 The TTL is only checked at the time of DNS refresh, as specified by *dns_refresh_rate*. This
	//	 means that if the configured TTL is shorter than the refresh rate the host may not be removed
	//	 immediately.
	//
	//	.. note:
	//
	//	 The TTL has no relation to DNS TTL and is only used to control Envoy's resource usage.
	HostTtl *durationpb.Duration `protobuf:"bytes,4,opt,name=host_ttl,json=hostTtl,proto3" json:"host_ttl,omitempty"`
	// The maximum number of hosts that the cache will hold. If not specified defaults to 1024.
	//
	// .. note:
	//
	//	The implementation is approximate and enforced independently on each worker thread, thus
	//	it is possible for the maximum hosts in the cache to go slightly above the configured
	//	value depending on timing. This is similar to how other circuit breakers work.
	MaxHosts *wrapperspb.UInt32Value `protobuf:"bytes,5,opt,name=max_hosts,json=maxHosts,proto3" json:"max_hosts,omitempty"`
	// If the DNS failure refresh rate is specified,
	// this is used as the cache's DNS refresh rate when DNS requests are failing. If this setting is
	// not specified, the failure refresh rate defaults to the dns_refresh_rate.
	DnsFailureRefreshRate *v2.Cluster_RefreshRate `protobuf:"bytes,6,opt,name=dns_failure_refresh_rate,json=dnsFailureRefreshRate,proto3" json:"dns_failure_refresh_rate,omitempty"`
	unknownFields         protoimpl.UnknownFields
	sizeCache             protoimpl.SizeCache
}

func (x *DnsCacheConfig) Reset() {
	*x = DnsCacheConfig{}
	mi := &file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_msgTypes[0]
	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
	ms.StoreMessageInfo(mi)
}

func (x *DnsCacheConfig) String() string {
	return protoimpl.X.MessageStringOf(x)
}

func (*DnsCacheConfig) ProtoMessage() {}

func (x *DnsCacheConfig) ProtoReflect() protoreflect.Message {
	mi := &file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_msgTypes[0]
	if x != nil {
		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
		if ms.LoadMessageInfo() == nil {
			ms.StoreMessageInfo(mi)
		}
		return ms
	}
	return mi.MessageOf(x)
}

// Deprecated: Use DnsCacheConfig.ProtoReflect.Descriptor instead.
func (*DnsCacheConfig) Descriptor() ([]byte, []int) {
	return file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescGZIP(), []int{0}
}

func (x *DnsCacheConfig) GetName() string {
	if x != nil {
		return x.Name
	}
	return ""
}

func (x *DnsCacheConfig) GetDnsLookupFamily() v2.Cluster_DnsLookupFamily {
	if x != nil {
		return x.DnsLookupFamily
	}
	return v2.Cluster_DnsLookupFamily(0)
}

func (x *DnsCacheConfig) GetDnsRefreshRate() *durationpb.Duration {
	if x != nil {
		return x.DnsRefreshRate
	}
	return nil
}

func (x *DnsCacheConfig) GetHostTtl() *durationpb.Duration {
	if x != nil {
		return x.HostTtl
	}
	return nil
}

func (x *DnsCacheConfig) GetMaxHosts() *wrapperspb.UInt32Value {
	if x != nil {
		return x.MaxHosts
	}
	return nil
}

func (x *DnsCacheConfig) GetDnsFailureRefreshRate() *v2.Cluster_RefreshRate {
	if x != nil {
		return x.DnsFailureRefreshRate
	}
	return nil
}

var File_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto protoreflect.FileDescriptor

const file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDesc = "" +
	"\n" +
	"Aenvoy/config/common/dynamic_forward_proxy/v2alpha/dns_cache.proto\x121envoy.config.common.dynamic_forward_proxy.v2alpha\x1a\x1aenvoy/api/v2/cluster.proto\x1a\x1egoogle/protobuf/duration.proto\x1a\x1egoogle/protobuf/wrappers.proto\x1a\x1eudpa/annotations/migrate.proto\x1a\x1dudpa/annotations/status.proto\x1a\x17validate/validate.proto\"\xbd\x03\n" +
	"\x0eDnsCacheConfig\x12\x1b\n" +
	"\x04name\x18\x01 \x01(\tB\a\xfaB\x04r\x02 \x01R\x04name\x12[\n" +
	"\x11dns_lookup_family\x18\x02 \x01(\x0e2%.envoy.api.v2.Cluster.DnsLookupFamilyB\b\xfaB\x05\x82\x01\x02\x10\x01R\x0fdnsLookupFamily\x12Q\n" +
	"\x10dns_refresh_rate\x18\x03 \x01(\v2\x19.google.protobuf.DurationB\f\xfaB\t\xaa\x01\x062\x04\x10\xc0\x84=R\x0ednsRefreshRate\x12>\n" +
	"\bhost_ttl\x18\x04 \x01(\v2\x19.google.protobuf.DurationB\b\xfaB\x05\xaa\x01\x02*\x00R\ahostTtl\x12B\n" +
	"\tmax_hosts\x18\x05 \x01(\v2\x1c.google.protobuf.UInt32ValueB\a\xfaB\x04*\x02 \x00R\bmaxHosts\x12Z\n" +
	"\x18dns_failure_refresh_rate\x18\x06 \x01(\v2!.envoy.api.v2.Cluster.RefreshRateR\x15dnsFailureRefreshRateB\xec\x01\xf2\x98\xfe\x8f\x052\x120envoy.extensions.common.dynamic_forward_proxy.v3\xba\x80\xc8\xd1\x06\x02\x10\x01\n" +
	"?io.envoyproxy.envoy.config.common.dynamic_forward_proxy.v2alphaB\rDnsCacheProtoP\x01ZXgithub.com/envoyproxy/go-control-plane/envoy/config/common/dynamic_forward_proxy/v2alphab\x06proto3"

var (
	file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescOnce sync.Once
	file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescData []byte
)

func file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescGZIP() []byte {
	file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescOnce.Do(func() {
		file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDesc), len(file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDesc)))
	})
	return file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDescData
}

var file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
var file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_goTypes = []any{
	(*DnsCacheConfig)(nil),          // 0: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig
	(v2.Cluster_DnsLookupFamily)(0), // 1: envoy.api.v2.Cluster.DnsLookupFamily
	(*durationpb.Duration)(nil),     // 2: google.protobuf.Duration
	(*wrapperspb.UInt32Value)(nil),  // 3: google.protobuf.UInt32Value
	(*v2.Cluster_RefreshRate)(nil),  // 4: envoy.api.v2.Cluster.RefreshRate
}
var file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_depIdxs = []int32{
	1, // 0: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig.dns_lookup_family:type_name -> envoy.api.v2.Cluster.DnsLookupFamily
	2, // 1: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig.dns_refresh_rate:type_name -> google.protobuf.Duration
	2, // 2: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig.host_ttl:type_name -> google.protobuf.Duration
	3, // 3: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig.max_hosts:type_name -> google.protobuf.UInt32Value
	4, // 4: envoy.config.common.dynamic_forward_proxy.v2alpha.DnsCacheConfig.dns_failure_refresh_rate:type_name -> envoy.api.v2.Cluster.RefreshRate
	5, // [5:5] is the sub-list for method output_type
	5, // [5:5] is the sub-list for method input_type
	5, // [5:5] is the sub-list for extension type_name
	5, // [5:5] is the sub-list for extension extendee
	0, // [0:5] is the sub-list for field type_name
}

func init() { file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_init() }
func file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_init() {
	if File_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto != nil {
		return
	}
	type x struct{}
	out := protoimpl.TypeBuilder{
		File: protoimpl.DescBuilder{
			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
			RawDescriptor: unsafe.Slice(unsafe.StringData(file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDesc), len(file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_rawDesc)),
			NumEnums:      0,
			NumMessages:   1,
			NumExtensions: 0,
			NumServices:   0,
		},
		GoTypes:           file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_goTypes,
		DependencyIndexes: file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_depIdxs,
		MessageInfos:      file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_msgTypes,
	}.Build()
	File_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto = out.File
	file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_goTypes = nil
	file_envoy_config_common_dynamic_forward_proxy_v2alpha_dns_cache_proto_depIdxs = nil
}
