config

package
v1.19.8 Latest Latest
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 Go to latest Published: Feb 17, 2021 License: Apache-2.0 Imports: 7 Imported by: 193

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Constants

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const GroupName = "kubeproxy.config.k8s.io"

GroupName is the group name used in this package

Variables

View Source 
var (
	// SchemeBuilder is the scheme builder with scheme init functions to run for this API package
	SchemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
	// AddToScheme is a global function that registers this API group & version to a scheme
	AddToScheme = SchemeBuilder.AddToScheme
)
View Source 
var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: runtime.APIVersionInternal}

SchemeGroupVersion is group version used to register these objects

Functions

This section is empty.

Types

type ConfigurationMap 

type ConfigurationMap map[string]string

func (ConfigurationMap) DeepCopy 

func (in ConfigurationMap) DeepCopy() ConfigurationMap

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ConfigurationMap.

func (ConfigurationMap) DeepCopyInto 

func (in ConfigurationMap) DeepCopyInto(out *ConfigurationMap)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

func (*ConfigurationMap) Set 

func (m *ConfigurationMap) Set(value string) error

func (*ConfigurationMap) String 

func (m *ConfigurationMap) String() string

func (*ConfigurationMap) Type 

func (*ConfigurationMap) Type() string

type IPVSSchedulerMethod 

type IPVSSchedulerMethod string

IPVSSchedulerMethod is the algorithm for allocating TCP connections and UDP datagrams to real servers. Scheduling algorithms are imple- wanted as kernel modules. Ten are shipped with the Linux Virtual Server. 

const (
	// RoundRobin distributes jobs equally amongst the available real servers.
	RoundRobin IPVSSchedulerMethod = "rr"
	// WeightedRoundRobin assigns jobs to real servers proportionally to their real servers' weight.
	// Servers with higher weights receive new jobs first and get more jobs than servers with lower weights.
	// Servers with equal weights get an equal distribution of new jobs.
	WeightedRoundRobin IPVSSchedulerMethod = "wrr"
	// LeastConnection assigns more jobs to real servers with fewer active jobs.
	LeastConnection IPVSSchedulerMethod = "lc"
	// WeightedLeastConnection assigns more jobs to servers with fewer jobs and
	// relative to the real servers' weight(Ci/Wi).
	WeightedLeastConnection IPVSSchedulerMethod = "wlc"
	// LocalityBasedLeastConnection assigns jobs destined for the same IP address to the same server if
	// the server is not overloaded and available; otherwise assigns jobs to servers with fewer jobs,
	// and keep it for future assignment.
	LocalityBasedLeastConnection IPVSSchedulerMethod = "lblc"
	// LocalityBasedLeastConnectionWithReplication with Replication assigns jobs destined for the same IP address to the
	// least-connection node in the server set for the IP address. If all the node in the server set are overloaded,
	// it picks up a node with fewer jobs in the cluster and adds it to the sever set for the target.
	// If the server set has not been modified for the specified time, the most loaded node is removed from the server set,
	// in order to avoid high degree of replication.
	LocalityBasedLeastConnectionWithReplication IPVSSchedulerMethod = "lblcr"
	// SourceHashing assigns jobs to servers through looking up a statically assigned hash table
	// by their source IP addresses.
	SourceHashing IPVSSchedulerMethod = "sh"
	// DestinationHashing assigns jobs to servers through looking up a statically assigned hash table
	// by their destination IP addresses.
	DestinationHashing IPVSSchedulerMethod = "dh"
	// ShortestExpectedDelay assigns an incoming job to the server with the shortest expected delay.
	// The expected delay that the job will experience is (Ci + 1) / Ui if sent to the ith server, in which
	// Ci is the number of jobs on the ith server and Ui is the fixed service rate (weight) of the ith server.
	ShortestExpectedDelay IPVSSchedulerMethod = "sed"
	// NeverQueue assigns an incoming job to an idle server if there is, instead of waiting for a fast one;
	// if all the servers are busy, it adopts the ShortestExpectedDelay policy to assign the job.
	NeverQueue IPVSSchedulerMethod = "nq"
)

type KubeProxyConfiguration 

type KubeProxyConfiguration struct {
	metav1.TypeMeta

	// featureGates is a map of feature names to bools that enable or disable alpha/experimental features.
	FeatureGates map[string]bool

	// bindAddress is the IP address for the proxy server to serve on (set to 0.0.0.0
	// for all interfaces)
	BindAddress string
	// healthzBindAddress is the IP address and port for the health check server to serve on,
	// defaulting to 0.0.0.0:10256
	HealthzBindAddress string
	// metricsBindAddress is the IP address and port for the metrics server to serve on,
	// defaulting to 127.0.0.1:10249 (set to 0.0.0.0 for all interfaces)
	MetricsBindAddress string
	// BindAddressHardFail, if true, kube-proxy will treat failure to bind to a port as fatal and exit
	BindAddressHardFail bool
	// enableProfiling enables profiling via web interface on /debug/pprof handler.
	// Profiling handlers will be handled by metrics server.
	EnableProfiling bool
	// clusterCIDR is the CIDR range of the pods in the cluster. It is used to
	// bridge traffic coming from outside of the cluster. If not provided,
	// no off-cluster bridging will be performed.
	ClusterCIDR string
	// hostnameOverride, if non-empty, will be used as the identity instead of the actual hostname.
	HostnameOverride string
	// clientConnection specifies the kubeconfig file and client connection settings for the proxy
	// server to use when communicating with the apiserver.
	ClientConnection componentbaseconfig.ClientConnectionConfiguration
	// iptables contains iptables-related configuration options.
	IPTables KubeProxyIPTablesConfiguration
	// ipvs contains ipvs-related configuration options.
	IPVS KubeProxyIPVSConfiguration
	// oomScoreAdj is the oom-score-adj value for kube-proxy process. Values must be within
	// the range [-1000, 1000]
	OOMScoreAdj *int32
	// mode specifies which proxy mode to use.
	Mode ProxyMode
	// portRange is the range of host ports (beginPort-endPort, inclusive) that may be consumed
	// in order to proxy service traffic. If unspecified (0-0) then ports will be randomly chosen.
	PortRange string
	// udpIdleTimeout is how long an idle UDP connection will be kept open (e.g. '250ms', '2s').
	// Must be greater than 0. Only applicable for proxyMode=userspace.
	UDPIdleTimeout metav1.Duration
	// conntrack contains conntrack-related configuration options.
	Conntrack KubeProxyConntrackConfiguration
	// configSyncPeriod is how often configuration from the apiserver is refreshed. Must be greater
	// than 0.
	ConfigSyncPeriod metav1.Duration
	// nodePortAddresses is the --nodeport-addresses value for kube-proxy process. Values must be valid
	// IP blocks. These values are as a parameter to select the interfaces where nodeport works.
	// In case someone would like to expose a service on localhost for local visit and some other interfaces for
	// particular purpose, a list of IP blocks would do that.
	// If set it to "127.0.0.0/8", kube-proxy will only select the loopback interface for NodePort.
	// If set it to a non-zero IP block, kube-proxy will filter that down to just the IPs that applied to the node.
	// An empty string slice is meant to select all network interfaces.
	NodePortAddresses []string
	// winkernel contains winkernel-related configuration options.
	Winkernel KubeProxyWinkernelConfiguration
	// ShowHiddenMetricsForVersion is the version for which you want to show hidden metrics.
	ShowHiddenMetricsForVersion string
	// DetectLocalMode determines mode to use for detecting local traffic, defaults to LocalModeClusterCIDR
	DetectLocalMode LocalMode
}

KubeProxyConfiguration contains everything necessary to configure the Kubernetes proxy server.

func (*KubeProxyConfiguration) DeepCopy 

func (in *KubeProxyConfiguration) DeepCopy() *KubeProxyConfiguration

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeProxyConfiguration.

func (*KubeProxyConfiguration) DeepCopyInto 

func (in *KubeProxyConfiguration) DeepCopyInto(out *KubeProxyConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

func (*KubeProxyConfiguration) DeepCopyObject 

func (in *KubeProxyConfiguration) DeepCopyObject() runtime.Object

DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.

type KubeProxyConntrackConfiguration 

type KubeProxyConntrackConfiguration struct {
	// maxPerCore is the maximum number of NAT connections to track
	// per CPU core (0 to leave the limit as-is and ignore min).
	MaxPerCore *int32
	// min is the minimum value of connect-tracking records to allocate,
	// regardless of maxPerCore (set maxPerCore=0 to leave the limit as-is).
	Min *int32
	// tcpEstablishedTimeout is how long an idle TCP connection will be kept open
	// (e.g. '2s').  Must be greater than 0 to set.
	TCPEstablishedTimeout *metav1.Duration
	// tcpCloseWaitTimeout is how long an idle conntrack entry
	// in CLOSE_WAIT state will remain in the conntrack
	// table. (e.g. '60s'). Must be greater than 0 to set.
	TCPCloseWaitTimeout *metav1.Duration
}

KubeProxyConntrackConfiguration contains conntrack settings for the Kubernetes proxy server.

func (*KubeProxyConntrackConfiguration) DeepCopy 

func (in *KubeProxyConntrackConfiguration) DeepCopy() *KubeProxyConntrackConfiguration

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeProxyConntrackConfiguration.

func (*KubeProxyConntrackConfiguration) DeepCopyInto 

func (in *KubeProxyConntrackConfiguration) DeepCopyInto(out *KubeProxyConntrackConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeProxyIPTablesConfiguration 

type KubeProxyIPTablesConfiguration struct {
	// masqueradeBit is the bit of the iptables fwmark space to use for SNAT if using
	// the pure iptables proxy mode. Values must be within the range [0, 31].
	MasqueradeBit *int32
	// masqueradeAll tells kube-proxy to SNAT everything if using the pure iptables proxy mode.
	MasqueradeAll bool
	// syncPeriod is the period that iptables rules are refreshed (e.g. '5s', '1m',
	// '2h22m').  Must be greater than 0.
	SyncPeriod metav1.Duration
	// minSyncPeriod is the minimum period that iptables rules are refreshed (e.g. '5s', '1m',
	// '2h22m').
	MinSyncPeriod metav1.Duration
}

KubeProxyIPTablesConfiguration contains iptables-related configuration details for the Kubernetes proxy server.

func (*KubeProxyIPTablesConfiguration) DeepCopy 

func (in *KubeProxyIPTablesConfiguration) DeepCopy() *KubeProxyIPTablesConfiguration

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeProxyIPTablesConfiguration.

func (*KubeProxyIPTablesConfiguration) DeepCopyInto 

func (in *KubeProxyIPTablesConfiguration) DeepCopyInto(out *KubeProxyIPTablesConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeProxyIPVSConfiguration 

type KubeProxyIPVSConfiguration struct {
	// syncPeriod is the period that ipvs rules are refreshed (e.g. '5s', '1m',
	// '2h22m').  Must be greater than 0.
	SyncPeriod metav1.Duration
	// minSyncPeriod is the minimum period that ipvs rules are refreshed (e.g. '5s', '1m',
	// '2h22m').
	MinSyncPeriod metav1.Duration
	// ipvs scheduler
	Scheduler string
	// excludeCIDRs is a list of CIDR's which the ipvs proxier should not touch
	// when cleaning up ipvs services.
	ExcludeCIDRs []string
	// strict ARP configure arp_ignore and arp_announce to avoid answering ARP queries
	// from kube-ipvs0 interface
	StrictARP bool
	// tcpTimeout is the timeout value used for idle IPVS TCP sessions.
	// The default value is 0, which preserves the current timeout value on the system.
	TCPTimeout metav1.Duration
	// tcpFinTimeout is the timeout value used for IPVS TCP sessions after receiving a FIN.
	// The default value is 0, which preserves the current timeout value on the system.
	TCPFinTimeout metav1.Duration
	// udpTimeout is the timeout value used for IPVS UDP packets.
	// The default value is 0, which preserves the current timeout value on the system.
	UDPTimeout metav1.Duration
}

KubeProxyIPVSConfiguration contains ipvs-related configuration details for the Kubernetes proxy server.

func (*KubeProxyIPVSConfiguration) DeepCopy 

func (in *KubeProxyIPVSConfiguration) DeepCopy() *KubeProxyIPVSConfiguration

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeProxyIPVSConfiguration.

func (*KubeProxyIPVSConfiguration) DeepCopyInto 

func (in *KubeProxyIPVSConfiguration) DeepCopyInto(out *KubeProxyIPVSConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type KubeProxyWinkernelConfiguration added in v1.14.0 

type KubeProxyWinkernelConfiguration struct {
	// networkName is the name of the network kube-proxy will use
	// to create endpoints and policies
	NetworkName string
	// sourceVip is the IP address of the source VIP endpoint used for
	// NAT when loadbalancing
	SourceVip string
	// enableDSR tells kube-proxy whether HNS policies should be created
	// with DSR
	EnableDSR bool
}

KubeProxyWinkernelConfiguration contains Windows/HNS settings for the Kubernetes proxy server.

func (*KubeProxyWinkernelConfiguration) DeepCopy added in v1.14.0 

func (in *KubeProxyWinkernelConfiguration) DeepCopy() *KubeProxyWinkernelConfiguration

DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new KubeProxyWinkernelConfiguration.

func (*KubeProxyWinkernelConfiguration) DeepCopyInto added in v1.14.0 

func (in *KubeProxyWinkernelConfiguration) DeepCopyInto(out *KubeProxyWinkernelConfiguration)

DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.

type LocalMode added in v1.18.0 

type LocalMode string

LocalMode represents modes to detect local traffic from the node 

const (
	LocalModeClusterCIDR LocalMode = "ClusterCIDR"
	LocalModeNodeCIDR    LocalMode = "NodeCIDR"
)

Currently supported modes for LocalMode

func (*LocalMode) Set added in v1.18.0 

func (m *LocalMode) Set(s string) error

func (*LocalMode) String added in v1.18.0 

func (m *LocalMode) String() string

func (*LocalMode) Type added in v1.18.0 

func (m *LocalMode) Type() string

type ProxyMode 

type ProxyMode string

In Windows platform, if proxy mode is blank, use the best-available proxy (currently userspace, but may change in the future). If winkernel proxy is selected, regardless of how, but the Windows kernel can't support this mode of proxy, this always falls back to the userspace proxy. 

const (
	ProxyModeUserspace   ProxyMode = "userspace"
	ProxyModeIPTables    ProxyMode = "iptables"
	ProxyModeIPVS        ProxyMode = "ipvs"
	ProxyModeKernelspace ProxyMode = "kernelspace"
)

func (*ProxyMode) Set 

func (m *ProxyMode) Set(s string) error

func (*ProxyMode) String 

func (m *ProxyMode) String() string

func (*ProxyMode) Type 

func (m *ProxyMode) Type() string

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