portallocator

package

v1.6.0 Latest Latest Go to latest Published: Apr 16, 2015 License: Apache-2.0 Imports: 7 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/crawford/docker

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Documentation ¶

Index ¶

Constants
Variables
type ErrPortAlreadyAllocated
- func NewErrPortAlreadyAllocated(ip string, port int) ErrPortAlreadyAllocated
type PortAllocator
- func New() *PortAllocator

Constants ¶

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const (
	DefaultPortRangeStart = 49153
	DefaultPortRangeEnd   = 65535
)

Variables ¶

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var (
	ErrAllPortsAllocated = errors.New("all ports are allocated")
	ErrUnknownProtocol   = errors.New("unknown protocol")
)

Functions ¶

This section is empty.

Types ¶

type ErrPortAlreadyAllocated ¶

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

func NewErrPortAlreadyAllocated ¶

func NewErrPortAlreadyAllocated(ip string, port int) ErrPortAlreadyAllocated

func (ErrPortAlreadyAllocated) Error ¶

func (e ErrPortAlreadyAllocated) Error() string

func (ErrPortAlreadyAllocated) IP ¶

func (e ErrPortAlreadyAllocated) IP() string

func (ErrPortAlreadyAllocated) IPPort ¶

func (e ErrPortAlreadyAllocated) IPPort() string

func (ErrPortAlreadyAllocated) Port ¶

func (e ErrPortAlreadyAllocated) Port() int

type PortAllocator ¶ added in v1.6.0

type PortAllocator struct {
	Begin int
	End   int
	// contains filtered or unexported fields
}

func New ¶ added in v1.6.0

func New() *PortAllocator

func (*PortAllocator) ReleaseAll ¶ added in v1.6.0

func (p *PortAllocator) ReleaseAll() error

ReleaseAll releases all ports for all ips.

func (*PortAllocator) ReleasePort ¶ added in v1.6.0

func (p *PortAllocator) ReleasePort(ip net.IP, proto string, port int) error

ReleasePort releases port from global ports pool for specified ip and proto.

func (*PortAllocator) RequestPort ¶ added in v1.6.0

func (p *PortAllocator) RequestPort(ip net.IP, proto string, port int) (int, error)

RequestPort requests new port from global ports pool for specified ip and proto. If port is 0 it returns first free port. Otherwise it cheks port availability in pool and return that port or error if port is already busy.

Source Files ¶

View all Source files

portallocator.go

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