loadbalancer

package
v1.14.0 Latest Latest
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 Go to latest Published: Jul 19, 2023 License: Apache-2.0 Imports: 33 Imported by: 0

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Index

Constants

View Source 
const (
	RoundRobin     = "ROUND_ROBIN"
	Random         = "RANDOM"
	ConsistentHash = "CONSISTENT_HASH"

	HttpHeader   = "HTTP_HEADER"
	UserSourceIP = "USER_SOURCE_IP"
)

Variables

This section is empty.

Functions

This section is empty.

Types

type ConsistentHashPolicy 

type ConsistentHashPolicy struct {
	Config *v1alpha1.ConsistentHash
	// contains filtered or unexported fields
}

func NewConsistentHashPolicy 

func NewConsistentHashPolicy(config *v1alpha1.ConsistentHash, dr *istioapi.DestinationRule, endpoints []string) *ConsistentHashPolicy

func (*ConsistentHashPolicy) Name 

func (ch *ConsistentHashPolicy) Name() string

func (*ConsistentHashPolicy) Pick 

func (ch *ConsistentHashPolicy) Pick(endpoints []string, srcAddr net.Addr, netConn net.Conn, cliReq *http.Request) (endpoint string, req *http.Request, err error)

func (*ConsistentHashPolicy) Release 

func (ch *ConsistentHashPolicy) Release()

func (*ConsistentHashPolicy) Sync 

func (ch *ConsistentHashPolicy) Sync(endpoints []string)

func (*ConsistentHashPolicy) Update 

func (ch *ConsistentHashPolicy) Update(oldDr, dr *istioapi.DestinationRule)

type HashKey 

type HashKey struct {
	Type string
	Key  string
}

type LoadBalancer 

type LoadBalancer struct {
	Config *v1alpha1.LoadBalancer
	// contains filtered or unexported fields
}

func New 

func New(config *v1alpha1.LoadBalancer, kubeClient kubernetes.Interface, istioClient istio.Interface, syncPeriod time.Duration) *LoadBalancer

func (*LoadBalancer) CleanupStaleStickySessions 

func (lb *LoadBalancer) CleanupStaleStickySessions(svcPort proxy.ServicePortName)

func (*LoadBalancer) DeleteService 

func (lb *LoadBalancer) DeleteService(svcPort proxy.ServicePortName)

func (*LoadBalancer) GetServicePortName 

func (lb *LoadBalancer) GetServicePortName(namespacedName types.NamespacedName, port int) (proxy.ServicePortName, bool)

func (*LoadBalancer) NewService 

func (lb *LoadBalancer) NewService(svcPort proxy.ServicePortName, affinityType v1.ServiceAffinity, ttlSeconds int) error

func (*LoadBalancer) NextEndpoint 

func (lb *LoadBalancer) NextEndpoint(svcPort proxy.ServicePortName, srcAddr net.Addr, sessionAffinityReset bool) (string, error)

func (*LoadBalancer) OnDestinationRuleAdd 

func (lb *LoadBalancer) OnDestinationRuleAdd(dr *istioapi.DestinationRule)

func (*LoadBalancer) OnDestinationRuleDelete 

func (lb *LoadBalancer) OnDestinationRuleDelete(dr *istioapi.DestinationRule)

func (*LoadBalancer) OnDestinationRuleSynced 

func (lb *LoadBalancer) OnDestinationRuleSynced()

func (*LoadBalancer) OnDestinationRuleUpdate 

func (lb *LoadBalancer) OnDestinationRuleUpdate(oldDr, dr *istioapi.DestinationRule)

func (*LoadBalancer) OnEndpointsAdd 

func (lb *LoadBalancer) OnEndpointsAdd(endpoints *v1.Endpoints)

func (*LoadBalancer) OnEndpointsDelete 

func (lb *LoadBalancer) OnEndpointsDelete(endpoints *v1.Endpoints)

func (*LoadBalancer) OnEndpointsSynced 

func (lb *LoadBalancer) OnEndpointsSynced()

func (*LoadBalancer) OnEndpointsUpdate 

func (lb *LoadBalancer) OnEndpointsUpdate(oldEndpoints *v1.Endpoints, endpoints *v1.Endpoints)

func (*LoadBalancer) OnServiceAdd 

func (lb *LoadBalancer) OnServiceAdd(service *v1.Service)

func (*LoadBalancer) OnServiceDelete 

func (lb *LoadBalancer) OnServiceDelete(service *v1.Service)

func (*LoadBalancer) OnServiceSynced 

func (lb *LoadBalancer) OnServiceSynced()

func (*LoadBalancer) OnServiceUpdate 

func (lb *LoadBalancer) OnServiceUpdate(oldService, service *v1.Service)

func (*LoadBalancer) Run 

func (lb *LoadBalancer) Run() error

func (*LoadBalancer) ServiceHasEndpoints 

func (lb *LoadBalancer) ServiceHasEndpoints(svcPort proxy.ServicePortName) bool

func (*LoadBalancer) TryConnectEndpoints 

func (lb *LoadBalancer) TryConnectEndpoints(service proxy.ServicePortName, srcAddr net.Addr, protocol string,
	netConn net.Conn, cliReq *http.Request) (out net.Conn, err error)

TryConnectEndpoints attempts to connect to the next available endpoint for the given service, cycling through until it is able to successfully connect, or it has tried with all timeouts in EndpointDialTimeouts.

type Policy 

type Policy interface {
	Name() string
	Update(oldDr, dr *istioapi.DestinationRule)
	Pick(endpoints []string, srcAddr net.Addr, tcpConn net.Conn, cliReq *http.Request) (string, *http.Request, error)
	Sync(endpoints []string)
	Release()
}

type RandomPolicy 

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

func NewRandomPolicy 

func NewRandomPolicy() *RandomPolicy

func (*RandomPolicy) Name 

func (rd *RandomPolicy) Name() string

func (*RandomPolicy) Pick 

func (rd *RandomPolicy) Pick(endpoints []string, srcAddr net.Addr, netConn net.Conn, cliReq *http.Request) (string, *http.Request, error)

func (*RandomPolicy) Release 

func (rd *RandomPolicy) Release()

func (*RandomPolicy) Sync 

func (rd *RandomPolicy) Sync(endpoints []string)

func (*RandomPolicy) Update 

func (rd *RandomPolicy) Update(oldDr, dr *istioapi.DestinationRule)

type RoundRobinPolicy 

type RoundRobinPolicy struct {
}

RoundRobinPolicy is a default policy.

func NewRoundRobinPolicy 

func NewRoundRobinPolicy() *RoundRobinPolicy

func (*RoundRobinPolicy) Name 

func (*RoundRobinPolicy) Name() string

func (*RoundRobinPolicy) Pick 

func (*RoundRobinPolicy) Pick(endpoints []string, srcAddr net.Addr, netConn net.Conn, cliReq *http.Request) (string, *http.Request, error)

func (*RoundRobinPolicy) Release 

func (*RoundRobinPolicy) Release()

func (*RoundRobinPolicy) Sync 

func (*RoundRobinPolicy) Sync(endpoints []string)

func (*RoundRobinPolicy) Update 

func (*RoundRobinPolicy) Update(oldDr, dr *istioapi.DestinationRule)

type ServiceObject 

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

Source Files

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