networker

package
v0.0.0-...-851e5e8 Latest Latest
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 Go to latest Published: Mar 28, 2024 License: GPL-3.0 Imports: 26 Imported by: 0

Documentation

Overview

Package networker abstracts network configuration from the rest of the system.

Index

Constants

This section is empty.

Variables

View Source 
var (

	// ErrMeshNotActive to report to outside
	ErrMeshNotActive = errors.New("mesh is not active")
	// ErrMeshPeerIsNotRoutable to report to outside
	ErrMeshPeerIsNotRoutable = errors.New("mesh peer is not routable")
	// ErrMeshPeerNotFound to report to outside
	ErrMeshPeerNotFound = errors.New("mesh peer not found")
)

Functions

This section is empty.

Types

type Combined 

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

Combined configures networking for VPN connections.

It is implemented in such a way, that all public methods use sync.Mutex and all private ones don't.

func NewCombined 

func NewCombined(
	vpnet vpn.VPN,
	mesh meshnet.Mesh,
	gateway routes.GatewayRetriever,
	publisher events.Publisher[string],
	allowlistRouter routes.Service,
	dnsSetter dns.Setter,
	ipv6 ipv6.Blocker,
	fw firewall.Service,
	allowlist allowlist.Routing,
	devices device.ListFunc,
	policyRouter routes.PolicyService,
	dnsHostSetter dns.HostnameSetter,
	router routes.Service,
	peerRouter routes.Service,
	exitNode exitnode.Node,
	fwmark uint32,
	lanDiscovery bool,
) *Combined

NewCombined returns a ready made version of Combined.

func (*Combined) AllowFileshare 

func (netw *Combined) AllowFileshare(uniqueAddress meshnet.UniqueAddress) error

func (*Combined) AllowIncoming 

func (netw *Combined) AllowIncoming(uniqueAddress meshnet.UniqueAddress, lanAllowed bool) error

AllowIncoming traffic from the uniqueAddress.

func (*Combined) BlockFileshare 

func (netw *Combined) BlockFileshare(uniqueAddress meshnet.UniqueAddress) error

func (*Combined) BlockIncoming 

func (netw *Combined) BlockIncoming(uniqueAddress meshnet.UniqueAddress) error

Unblock address.

func (*Combined) ConnectionStatus 

func (netw *Combined) ConnectionStatus() (ConnectionStatus, error)

ConnectionStatus get connection information

func (*Combined) DenyIPv6 

func (netw *Combined) DenyIPv6() error

func (*Combined) DisableFirewall 

func (netw *Combined) DisableFirewall() error

DisableFirewall turns all firewall operations to noop.

func (*Combined) DisableRouting 

func (netw *Combined) DisableRouting()

func (*Combined) EnableFirewall 

func (netw *Combined) EnableFirewall() error

EnableFirewall activates the firewall and applies the rules according to the user's settings. (killswitch, allowlist)

func (*Combined) EnableRouting 

func (netw *Combined) EnableRouting()

func (*Combined) IsMeshnetActive 

func (netw *Combined) IsMeshnetActive() bool

IsMeshnetActive returns true when meshnet was activated. Otherwise false is returned.

Thread safe.

func (*Combined) IsNetworkSet 

func (netw *Combined) IsNetworkSet() bool

func (*Combined) IsVPNActive 

func (netw *Combined) IsVPNActive() bool

IsVPNActive returns true when connection to VPN server is established. Otherwise false is returned.

Thread safe.

func (*Combined) LastServerName 

func (netw *Combined) LastServerName() string

LastServerName returns last used server hostname

func (*Combined) PermitIPv6 

func (netw *Combined) PermitIPv6() error

func (*Combined) Reconnect 

func (c *Combined) Reconnect(stateIsUp bool)

Reconnect refresh connectivity on network state change

func (*Combined) Refresh 

func (netw *Combined) Refresh(c mesh.MachineMap) error

Refresh peer list.

func (*Combined) ResetRouting 

func (netw *Combined) ResetRouting(peer mesh.MachinePeer, peers mesh.MachinePeers) error

func (*Combined) SetAllowlist 

func (netw *Combined) SetAllowlist(allowlist config.Allowlist) error

func (*Combined) SetDNS 

func (netw *Combined) SetDNS(nameservers []string) error

SetDNS to the given nameservers.

func (*Combined) SetKillSwitch 

func (netw *Combined) SetKillSwitch(allowlist config.Allowlist) error

func (*Combined) SetLanDiscovery 

func (netw *Combined) SetLanDiscovery(enabled bool)

func (*Combined) SetMesh 

func (netw *Combined) SetMesh(
	cfg mesh.MachineMap,
	self netip.Addr,
	privateKey string,
) (err error)

func (*Combined) SetVPN 

func (netw *Combined) SetVPN(v vpn.VPN)

func (*Combined) Start 

func (netw *Combined) Start(
	creds vpn.Credentials,
	serverData vpn.ServerData,
	allowlist config.Allowlist,
	nameservers config.DNS,
	enableLocalTraffic bool,
) (err error)

Start VPN connection after preparing the network.

func (*Combined) StatusMap 

func (netw *Combined) StatusMap() (map[string]string, error)

func (*Combined) Stop 

func (netw *Combined) Stop() error

Stop VPN connection and clean up network after it stopped.

func (*Combined) UnSetMesh 

func (netw *Combined) UnSetMesh() error

func (*Combined) UnsetDNS 

func (netw *Combined) UnsetDNS() error

UnsetDNS to original settings.

func (*Combined) UnsetKillSwitch 

func (netw *Combined) UnsetKillSwitch() error

type ConnectionStatus 

type ConnectionStatus struct {
	// State of the vpn. OpenVPN specific.
	State vpn.State
	// Technology, which may or may not match what's in the config
	Technology config.Technology
	// Protocol, which may or may not match what's in the config
	Protocol config.Protocol
	// IP of the other end of the connection
	IP netip.Addr
	// Hostname of the other end of the connection
	Hostname string
	// Country of the other end of the connection
	Country string
	// City of the other end of the connection
	City string
	// Download is the amount of data received through the connection
	Download uint64
	// Upload is the amount of data sent through the connection
	Upload uint64
	// Uptime since the connection start
	Uptime *time.Duration
}

ConnectionStatus of a currently active connection

type Networker 

type Networker interface {
	Start(
		vpn.Credentials,
		vpn.ServerData,
		config.Allowlist,
		config.DNS,
		bool,
	) error
	Stop() error      // stop vpn
	UnSetMesh() error // stop meshnet
	SetDNS(nameservers []string) error
	UnsetDNS() error
	IsVPNActive() bool
	IsMeshnetActive() bool
	ConnectionStatus() (ConnectionStatus, error)
	EnableFirewall() error
	DisableFirewall() error
	EnableRouting()
	DisableRouting()
	SetAllowlist(allowlist config.Allowlist) error
	IsNetworkSet() bool
	SetKillSwitch(config.Allowlist) error
	UnsetKillSwitch() error
	PermitIPv6() error
	DenyIPv6() error
	SetVPN(vpn.VPN)
	LastServerName() string
	SetLanDiscovery(bool)
}

Networker configures networking for connections.

At the moment interface is designed to support only VPN connections.

Source Files

View all Source files

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