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Package dns

v0.0.0 (7b34d14)
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Published: Jul 7, 2020 | License: Apache-2.0 | Module: github.com/Kong/kuma

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type DNSPersistence

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

func NewDNSPersistence

func NewDNSPersistence(manager config_manager.ConfigManager) *DNSPersistence

func (*DNSPersistence) Get

func (p *DNSPersistence) Get() (VIPList, error)

func (*DNSPersistence) Set

func (p *DNSPersistence) Set(viplist VIPList) error

type DNSResolver

type DNSResolver interface {
	GetDomain() string
	SetVIPs(list VIPList)

	ForwardLookup(service string) (string, error)
	ForwardLookupFQDN(name string) (string, error)
	ReverseLookup(ip string) (string, error)
}

func NewDNSResolver

func NewDNSResolver(domain string) DNSResolver

type DNSServer

type DNSServer interface {
	Start(<-chan struct{}) error
	NeedLeaderElection() bool
}

func NewDNSServer

func NewDNSServer(port uint32, resolver DNSResolver) DNSServer

type IPAM

type IPAM interface {
	AllocateIP() (string, error)
	FreeIP(ip string) error
}

func NewSimpleIPAM

func NewSimpleIPAM(cidr string) (IPAM, error)

type SimpleDNSServer

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

func (*SimpleDNSServer) NeedLeaderElection

func (d *SimpleDNSServer) NeedLeaderElection() bool

func (*SimpleDNSServer) Start

func (d *SimpleDNSServer) Start(stop <-chan struct{}) error

type SimpleIPAM

type SimpleIPAM struct {
	ipam.IPAM
}

func (*SimpleIPAM) AllocateIP

func (i *SimpleIPAM) AllocateIP() (string, error)

func (*SimpleIPAM) FreeIP

func (i *SimpleIPAM) FreeIP(ip string) error

type VIPList

type VIPList map[string]string

type VIPsAllocator

type VIPsAllocator interface {
	Start(<-chan struct{}) error
	NeedLeaderElection() bool
}

VIPsAllocator takes service tags in dataplanes and allocate VIP for every unique service. It is only run by CP leader.

func NewVIPsAllocator

func NewVIPsAllocator(rm manager.ReadOnlyResourceManager, persistence *DNSPersistence, ipam IPAM, resolver DNSResolver) (VIPsAllocator, error)

type VIPsSynchronizer

type VIPsSynchronizer interface {
	Start(<-chan struct{}) error
	NeedLeaderElection() bool
}

VIPsSynchronizer takes allocated VIPs by VIPsAllocator and updates DNSResolver.

func NewVIPsSynchronizer

func NewVIPsSynchronizer(rm manager.ReadOnlyResourceManager, resolver DNSResolver, persistence *DNSPersistence, leadInfo component.LeaderInfo) (VIPsSynchronizer, error)
Documentation was rendered with GOOS=linux and GOARCH=amd64.

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