nameserver

package

v0.9.0 Latest Latest Go to latest Published: Feb 3, 2015 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/2opremio/weave

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
func LinkLocalMulticastListener(ifi *net.Interface) (net.PacketConn, error)
func ListenHttp(domain string, db Zone, port int)
func StartServer(zone Zone, iface *net.Interface, dnsPort int, wait int) error
func StartUpdater(apiPath string, zone Zone) error
type DuplicateError
- func (dup DuplicateError) Error() string
type Lookup
type LookupError
- func (ops LookupError) Error() string
type LookupFunc
type MDNSClient
- func NewMDNSClient() (*MDNSClient, error)
- func (client *MDNSClient) LookupInaddr(inaddr string) (string, error)
- func (client *MDNSClient) LookupName(name string) (net.IP, error)
- func (c *MDNSClient) ResponseCallback(r *dns.Msg)
- func (c *MDNSClient) SendQuery(name string, querytype uint16, responseCh chan<- *Response)
- func (c *MDNSClient) Shutdown()
- func (c *MDNSClient) Start(ifi *net.Interface) error
type MDNSInteraction
type MDNSServer
- func NewMDNSServer(zone Zone) (*MDNSServer, error)
- func (s *MDNSServer) Start(ifi *net.Interface) error
type Record
type Response
type Zone
type ZoneDb
- func (zone *ZoneDb) AddRecord(ident string, name string, ip net.IP) error
- func (zone *ZoneDb) DeleteRecord(ident string, ip net.IP) error
- func (zone *ZoneDb) DeleteRecordsFor(ident string) error
- func (zone *ZoneDb) LookupInaddr(inaddr string) (string, error)
- func (zone *ZoneDb) LookupName(name string) (net.IP, error)

Constants ¶

View Source

const (
	MaxDuration = time.Duration(math.MaxInt64)
	MailboxSize = 16
)

View Source

const (
	CSendQuery = iota
	CShutdown
	CMessageReceived
)

View Source

const (
	LOCAL_DOMAIN = "weave.local."
)

View Source

const (
	RDNS_DOMAIN = "in-addr.arpa."
)

Variables ¶

This section is empty.

Functions ¶

func LinkLocalMulticastListener ¶

func LinkLocalMulticastListener(ifi *net.Interface) (net.PacketConn, error)

func ListenHttp ¶

func ListenHttp(domain string, db Zone, port int)

func StartServer ¶

func StartServer(zone Zone, iface *net.Interface, dnsPort int, wait int) error

func StartUpdater ¶

func StartUpdater(apiPath string, zone Zone) error

Types ¶

type DuplicateError ¶

type DuplicateError struct {
}

func (DuplicateError) Error ¶

func (dup DuplicateError) Error() string

type Lookup ¶ added in v0.9.0

type Lookup interface {
	LookupName(name string) (net.IP, error)
	LookupInaddr(inaddr string) (string, error)
}

type LookupError ¶

type LookupError string

func (LookupError) Error ¶

func (ops LookupError) Error() string

type LookupFunc ¶ added in v0.9.0

type LookupFunc func(Lookup, *dns.Msg, *dns.Question) *dns.Msg

type MDNSClient ¶

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

func NewMDNSClient ¶

func NewMDNSClient() (*MDNSClient, error)

func (*MDNSClient) LookupInaddr ¶ added in v0.9.0

func (client *MDNSClient) LookupInaddr(inaddr string) (string, error)

func (*MDNSClient) LookupName ¶ added in v0.9.0

func (client *MDNSClient) LookupName(name string) (net.IP, error)

func (*MDNSClient) ResponseCallback ¶

func (c *MDNSClient) ResponseCallback(r *dns.Msg)

Async - called from dns library multiplexer

func (*MDNSClient) SendQuery ¶

func (c *MDNSClient) SendQuery(name string, querytype uint16, responseCh chan<- *Response)

Async

func (*MDNSClient) Shutdown ¶

func (c *MDNSClient) Shutdown()

Async

func (*MDNSClient) Start ¶

func (c *MDNSClient) Start(ifi *net.Interface) error

type MDNSInteraction ¶

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

type MDNSServer ¶

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

func NewMDNSServer ¶

func NewMDNSServer(zone Zone) (*MDNSServer, error)

func (*MDNSServer) Start ¶

func (s *MDNSServer) Start(ifi *net.Interface) error

type Record ¶

type Record struct {
	Ident string
	Name  string
	IP    net.IP
}

type Response ¶ added in v0.9.0

type Response struct {
	Name string
	Addr net.IP
	Err  error
}

type Zone ¶

type Zone interface {
	AddRecord(ident string, name string, ip net.IP) error
	DeleteRecord(ident string, ip net.IP) error
	DeleteRecordsFor(ident string) error
	Lookup
}

type ZoneDb ¶

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

Very simple data structure for now, with linear searching. TODO: make more sophisticated to improve performance.

func (*ZoneDb) AddRecord ¶

func (zone *ZoneDb) AddRecord(ident string, name string, ip net.IP) error

func (*ZoneDb) DeleteRecord ¶

func (zone *ZoneDb) DeleteRecord(ident string, ip net.IP) error

func (*ZoneDb) DeleteRecordsFor ¶

func (zone *ZoneDb) DeleteRecordsFor(ident string) error

func (*ZoneDb) LookupInaddr ¶ added in v0.9.0

func (zone *ZoneDb) LookupInaddr(inaddr string) (string, error)

func (*ZoneDb) LookupName ¶ added in v0.9.0

func (zone *ZoneDb) LookupName(name string) (net.IP, error)

Source Files ¶

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