netops

Documentation

Index

• Constants
• Variables
• func CreateNamedNamespace(name string) (string, error)
• func DeleteNamedNamespace(name string) error
• func RunAsNsPath(nsPath string, fn func() error) (err error)
• type Bridge
• type Device
• type Link
• type Namespace
  • func OpenCurrentNamespace() (Namespace, error)
  • func OpenNamespace(nsPath string) (Namespace, error)
  • func OpenNamespaceByName(name string) (Namespace, error)
• type Neighbor
• type NeighborState
  • func (s NeighborState) MarshalJSON() ([]byte, error)
  • func (s NeighborState) String() string
  • func (s *NeighborState) UnmarshalJSON(data []byte) error
• type Route
• type RouteProtocol
  • func (p RouteProtocol) MarshalJSON() ([]byte, error)
  • func (p RouteProtocol) String() string
  • func (p *RouteProtocol) UnmarshalJSON(data []byte) error
• type RouteScope
  • func (s RouteScope) MarshalJSON() ([]byte, error)
  • func (s RouteScope) String() string
  • func (s *RouteScope) UnmarshalJSON(data []byte) error
• type Rule
• type VEth
• type VXLAN

Constants

const NEIGHBOR_STATE_PERMANENT = netlink.NUD_PERMANENT

Variables

var DefaultPrefix = netip.MustParsePrefix("0.0.0.0/0")

Functions

func CreateNamedNamespace

func CreateNamedNamespace(name string) (string, error)

CreateNamedNamespace creates a new named network namespace, and returns its path

func DeleteNamedNamespace

func DeleteNamedNamespace(name string) error

DeleteNamedNamespace deletes a named NS

func RunAsNsPath

func RunAsNsPath(nsPath string, fn func() error) (err error)

Types

type Bridge

type Bridge struct{}

type Device

type Device interface {
	// contains filtered or unexported methods
}

type Link

type Link interface {
	Name() string
	Namespace() Namespace
	Type() string
	Delete() error

	GetAddr() ([]netip.Prefix, error)
	AddAddr(prefix netip.Prefix) error
	GetHardwareAddr() (string, error)
	SetHardwareAddr(hwAddr string) error
	GetMTU() (int, error)
	SetMTU(mtu int) error
	GetDevice() (Device, error)

	SetMaster(master Link) error
	SetNamespace(target Namespace) error
	SetName(name string) error
	SetUp() error
}

type Namespace

type Namespace interface {
	Close() error
	LinkAdd(name string, device Device) (Link, error)
	LinkFind(name string) (Link, error)
	LinkList() ([]Link, error)
	Path() string
	RedirectAdd(src, dst string) error
	RedirectDel(src string) error
	RouteAdd(route *Route) error
	RouteDel(route *Route) error
	GetDefaultRoute() ([]*Route, error)
	RouteList(filters ...*Route) ([]*Route, error)
	RuleAdd(rule *Rule) error
	RuleDel(rule *Rule) error
	RuleList(rule *Rule) ([]*Rule, error)
	NeighborAdd(neighbor *Neighbor) error
	NeighborList(filters ...*Neighbor) ([]*Neighbor, error)
	Run(fn func() error) error
}

func OpenCurrentNamespace

func OpenCurrentNamespace() (Namespace, error)

OpenCurrentNamespace returns the current network namespace

func OpenNamespace

func OpenNamespace(nsPath string) (Namespace, error)

OpenNamespace returns a namespace specified by a path

func OpenNamespaceByName

func OpenNamespaceByName(name string) (Namespace, error)

OpenNamespaceByName returns a namespace specified by a name

type Neighbor

type Neighbor struct {
	IP           netip.Addr
	HardwareAddr string
	Dev          string
	State        NeighborState
}

type NeighborState

type NeighborState uint16

func (NeighborState) MarshalJSON

func (s NeighborState) MarshalJSON() ([]byte, error)

func (NeighborState) String

func (s NeighborState) String() string

func (*NeighborState) UnmarshalJSON

func (s *NeighborState) UnmarshalJSON(data []byte) error

type Route

type Route struct {
	Destination netip.Prefix
	Source      netip.Addr
	Gateway     netip.Addr
	Device      string
	Priority    int
	Table       int
	Type        int
	Protocol    RouteProtocol
	Scope       RouteScope
	Onlink      bool
}

type RouteProtocol

type RouteProtocol netlink.RouteProtocol

func (RouteProtocol) MarshalJSON

func (p RouteProtocol) MarshalJSON() ([]byte, error)

func (RouteProtocol) String

func (p RouteProtocol) String() string

func (*RouteProtocol) UnmarshalJSON

func (p *RouteProtocol) UnmarshalJSON(data []byte) error

type RouteScope

type RouteScope netlink.Scope

func (RouteScope) MarshalJSON

func (s RouteScope) MarshalJSON() ([]byte, error)

func (RouteScope) String

func (s RouteScope) String() string

func (*RouteScope) UnmarshalJSON

func (s *RouteScope) UnmarshalJSON(data []byte) error

type Rule

type Rule struct {
	Src      netip.Prefix
	IifName  string
	Priority int
	Table    int
}

type VEth

type VEth struct {
	PeerName      string
	PeerNamespace Namespace
}

type VXLAN

type VXLAN struct {
	Group netip.Addr
	ID    int
	Port  int
}