go-control-plane: github.com/envoyproxy/go-control-plane/envoy/extensions/common/dynamic_forward_proxy/v3 Index | Files

package envoy_extensions_common_dynamic_forward_proxy_v3

import "github.com/envoyproxy/go-control-plane/envoy/extensions/common/dynamic_forward_proxy/v3"

Index

Package Files

dns_cache.pb.go dns_cache.pb.validate.go

Variables

var File_envoy_extensions_common_dynamic_forward_proxy_v3_dns_cache_proto protoreflect.FileDescriptor

type DnsCacheCircuitBreakers Uses

type DnsCacheCircuitBreakers struct {

    // The maximum number of pending requests that Envoy will allow to the
    // resolver. If not specified, the default is 1024.
    MaxPendingRequests *wrappers.UInt32Value `protobuf:"bytes,1,opt,name=max_pending_requests,json=maxPendingRequests,proto3" json:"max_pending_requests,omitempty"`
    // contains filtered or unexported fields
}

Configuration of circuit breakers for resolver.

func (*DnsCacheCircuitBreakers) Descriptor Uses

func (*DnsCacheCircuitBreakers) Descriptor() ([]byte, []int)

Deprecated: Use DnsCacheCircuitBreakers.ProtoReflect.Descriptor instead.

func (*DnsCacheCircuitBreakers) GetMaxPendingRequests Uses

func (x *DnsCacheCircuitBreakers) GetMaxPendingRequests() *wrappers.UInt32Value

func (*DnsCacheCircuitBreakers) ProtoMessage Uses

func (*DnsCacheCircuitBreakers) ProtoMessage()

func (*DnsCacheCircuitBreakers) ProtoReflect Uses

func (x *DnsCacheCircuitBreakers) ProtoReflect() protoreflect.Message

func (*DnsCacheCircuitBreakers) Reset Uses

func (x *DnsCacheCircuitBreakers) Reset()

func (*DnsCacheCircuitBreakers) String Uses

func (x *DnsCacheCircuitBreakers) String() string

func (*DnsCacheCircuitBreakers) Validate Uses

func (m *DnsCacheCircuitBreakers) Validate() error

Validate checks the field values on DnsCacheCircuitBreakers with the rules defined in the proto definition for this message. If any rules are violated, an error is returned.

type DnsCacheCircuitBreakersValidationError Uses

type DnsCacheCircuitBreakersValidationError struct {
    // contains filtered or unexported fields
}

DnsCacheCircuitBreakersValidationError is the validation error returned by DnsCacheCircuitBreakers.Validate if the designated constraints aren't met.

func (DnsCacheCircuitBreakersValidationError) Cause Uses

func (e DnsCacheCircuitBreakersValidationError) Cause() error

Cause function returns cause value.

func (DnsCacheCircuitBreakersValidationError) Error Uses

func (e DnsCacheCircuitBreakersValidationError) Error() string

Error satisfies the builtin error interface

func (DnsCacheCircuitBreakersValidationError) ErrorName Uses

func (e DnsCacheCircuitBreakersValidationError) ErrorName() string

ErrorName returns error name.

func (DnsCacheCircuitBreakersValidationError) Field Uses

func (e DnsCacheCircuitBreakersValidationError) Field() string

Field function returns field value.

func (DnsCacheCircuitBreakersValidationError) Key Uses

func (e DnsCacheCircuitBreakersValidationError) Key() bool

Key function returns key value.

func (DnsCacheCircuitBreakersValidationError) Reason Uses

func (e DnsCacheCircuitBreakersValidationError) Reason() string

Reason function returns reason value.

type DnsCacheConfig Uses

type DnsCacheConfig struct {

    // 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 v3.Cluster_DnsLookupFamily `protobuf:"varint,2,opt,name=dns_lookup_family,json=dnsLookupFamily,proto3,enum=envoy.config.cluster.v3.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 *duration.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 *duration.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 *wrappers.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 *v3.Cluster_RefreshRate `protobuf:"bytes,6,opt,name=dns_failure_refresh_rate,json=dnsFailureRefreshRate,proto3" json:"dns_failure_refresh_rate,omitempty"`
    // The config of circuit breakers for resolver. It provides a configurable threshold.
    // Envoy will use dns cache circuit breakers with default settings even if this value is not set.
    DnsCacheCircuitBreaker *DnsCacheCircuitBreakers `protobuf:"bytes,7,opt,name=dns_cache_circuit_breaker,json=dnsCacheCircuitBreaker,proto3" json:"dns_cache_circuit_breaker,omitempty"`
    // [#next-major-version: Reconcile DNS options in a single message.]
    // Always use TCP queries instead of UDP queries for DNS lookups.
    // Setting this value causes failure if the
    // ``envoy.restart_features.use_apple_api_for_dns_lookups`` runtime value is true during
    // server startup. Apple' API only uses UDP for DNS resolution.
    UseTcpForDnsLookups bool `protobuf:"varint,8,opt,name=use_tcp_for_dns_lookups,json=useTcpForDnsLookups,proto3" json:"use_tcp_for_dns_lookups,omitempty"`
    // contains filtered or unexported fields
}

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: 9]

func (*DnsCacheConfig) Descriptor Uses

func (*DnsCacheConfig) Descriptor() ([]byte, []int)

Deprecated: Use DnsCacheConfig.ProtoReflect.Descriptor instead.

func (*DnsCacheConfig) GetDnsCacheCircuitBreaker Uses

func (x *DnsCacheConfig) GetDnsCacheCircuitBreaker() *DnsCacheCircuitBreakers

func (*DnsCacheConfig) GetDnsFailureRefreshRate Uses

func (x *DnsCacheConfig) GetDnsFailureRefreshRate() *v3.Cluster_RefreshRate

func (*DnsCacheConfig) GetDnsLookupFamily Uses

func (x *DnsCacheConfig) GetDnsLookupFamily() v3.Cluster_DnsLookupFamily

func (*DnsCacheConfig) GetDnsRefreshRate Uses

func (x *DnsCacheConfig) GetDnsRefreshRate() *duration.Duration

func (*DnsCacheConfig) GetHostTtl Uses

func (x *DnsCacheConfig) GetHostTtl() *duration.Duration

func (*DnsCacheConfig) GetMaxHosts Uses

func (x *DnsCacheConfig) GetMaxHosts() *wrappers.UInt32Value

func (*DnsCacheConfig) GetName Uses

func (x *DnsCacheConfig) GetName() string

func (*DnsCacheConfig) GetUseTcpForDnsLookups Uses

func (x *DnsCacheConfig) GetUseTcpForDnsLookups() bool

func (*DnsCacheConfig) ProtoMessage Uses

func (*DnsCacheConfig) ProtoMessage()

func (*DnsCacheConfig) ProtoReflect Uses

func (x *DnsCacheConfig) ProtoReflect() protoreflect.Message

func (*DnsCacheConfig) Reset Uses

func (x *DnsCacheConfig) Reset()

func (*DnsCacheConfig) String Uses

func (x *DnsCacheConfig) String() string

func (*DnsCacheConfig) Validate Uses

func (m *DnsCacheConfig) Validate() error

Validate checks the field values on DnsCacheConfig with the rules defined in the proto definition for this message. If any rules are violated, an error is returned.

type DnsCacheConfigValidationError Uses

type DnsCacheConfigValidationError struct {
    // contains filtered or unexported fields
}

DnsCacheConfigValidationError is the validation error returned by DnsCacheConfig.Validate if the designated constraints aren't met.

func (DnsCacheConfigValidationError) Cause Uses

func (e DnsCacheConfigValidationError) Cause() error

Cause function returns cause value.

func (DnsCacheConfigValidationError) Error Uses

func (e DnsCacheConfigValidationError) Error() string

Error satisfies the builtin error interface

func (DnsCacheConfigValidationError) ErrorName Uses

func (e DnsCacheConfigValidationError) ErrorName() string

ErrorName returns error name.

func (DnsCacheConfigValidationError) Field Uses

func (e DnsCacheConfigValidationError) Field() string

Field function returns field value.

func (DnsCacheConfigValidationError) Key Uses

func (e DnsCacheConfigValidationError) Key() bool

Key function returns key value.

func (DnsCacheConfigValidationError) Reason Uses

func (e DnsCacheConfigValidationError) Reason() string

Reason function returns reason value.

Package envoy_extensions_common_dynamic_forward_proxy_v3 imports 21 packages (graph) and is imported by 10 packages. Updated 2021-01-19. Refresh now. Tools for package owners.