Class: Protocol

Methods

addDevice(device){boolean}

network.js, line 2632

Add the given network device to the logical interface.

Name	Type	Description
device	LuCI.network.Protocol | LuCI.network.Device | LuCI.network.WifiDevice | LuCI.network.WifiNetwork | string	The object or device name to add to the logical interface. In case the given argument is not a string, it is resolved though the Network.getIfnameOf() function.

Returns:

Type	Description
boolean	Returns true if the device name has been added or false if any argument was invalid, if the device was already part of the logical interface or if the logical interface is virtual.

containsDevice(device){boolean}

network.js, line 2798

Checks whether this logical interface contains the given device object.

Name	Type	Description
device	LuCI.network.Protocol | LuCI.network.Device | LuCI.network.WifiDevice | LuCI.network.WifiNetwork | string	The object or device name to check. In case the given argument is not a string, it is resolved though the Network.getIfnameOf() function.

Returns:

Type	Description
boolean	Returns true when this logical interface contains the given network device or false if not.

abstractdeleteConfiguration(){*|Promise.<*>}

network.js, line 2845

Cleanup related configuration entries.

This function will be invoked if an interface is about to be removed from the configuration and is responsible for performing any required cleanup tasks, such as unsetting uci entries in related configurations.

It should be overwritten by protocol specific subclasses.

Returns:

Type	Description
* | Promise.<*>	This function may return a promise which is awaited before the rest of the configuration is removed. Any non-promise return value and any resolved promise value is ignored. If the returned promise is rejected, the interface removal will be aborted.

deleteDevice(device){boolean}

network.js, line 2659

Remove the given network device from the logical interface.

Name	Type	Description
device	LuCI.network.Protocol | LuCI.network.Device | LuCI.network.WifiDevice | LuCI.network.WifiNetwork | string	The object or device name to remove from the logical interface. In case the given argument is not a string, it is resolved though the Network.getIfnameOf() function.

Returns:

Type	Description
boolean	Returns true if the device name has been added or false if any argument was invalid, if the device was already part of the logical interface or if the logical interface is virtual.

get(opt){null|string|Array.<string>}

network.js, line 2022

Read the given UCI option value of this network.

Name	Type	Description
opt	string	The UCI option name to read.

Returns:

Type	Description
null | string | Array.<string>	Returns the UCI option value or null if the requested option is not found.

getDevice(){LuCI.network.Device}

network.js, line 2686

Returns the Linux network device associated with this logical interface.

Returns:

Type	Description
LuCI.network.Device	Returns a Network.Device class instance representing the expected Linux network device according to the configuration.

getDevices(){null|Array.<LuCI.network.Device>}

network.js, line 2747

Returns a list of network sub-devices associated with this logical interface.

Returns:

Type	Description
null | Array.<LuCI.network.Device>	Returns an array of Network.Device class instances representing the sub-devices attached to this logical interface or null if the logical interface does not support sub-devices, e.g. because it is virtual and not a bridge.

getDNS6Addrs(){Array.<string>}

network.js, line 2362

Query the IPv6 DNS servers associated with the logical interface.

Returns:

Type	Description
Array.<string>	Returns an array of IPv6 DNS servers registered by the remote protocol back-end.

getDNSAddrs(){Array.<string>}

network.js, line 2274

Query the IPv4 DNS servers associated with the logical interface.

Returns:

Type	Description
Array.<string>	Returns an array of IPv4 DNS servers registered by the remote protocol back-end.

getErrors(){Array.<string>}

network.js, line 2425

Query interface error messages published in ubus runtime state.

Interface errors are emitted by remote protocol handlers if the setup of the underlying logical interface failed, e.g. due to bad configuration or network connectivity issues.

This function will translate the found error codes to human readable messages using the descriptions registered by Network.registerErrorCode() and fall back to "Unknown error (%s)" where %s is replaced by the error code in case no translation can be found.

Returns:

Type	Description
Array.<string>	Returns an array of translated interface error messages.

getExpiry(){number}

network.js, line 2142

Get the logical interface expiry time in seconds.

For protocols that have a concept of a lease, such as DHCP or DHCPv6, this function returns the remaining time in seconds until the lease expires.

Returns:

Type	Description
number	Returns the amount of seconds until the lease expires or -1 if it isn't applicable to the associated protocol.

getGateway6Addr(){string}

network.js, line 2342

Query the gateway (nexthop) of the IPv6 default route associated with this logical interface.

Returns:

Type	Description
string	Returns a string containing the IPv6 nexthop address of the associated default route or null if no default route was found.

getGatewayAddr(){string}

network.js, line 2254

Query the gateway (nexthop) of the default route associated with this logical interface.

Returns:

Type	Description
string	Returns a string containing the IPv4 nexthop address of the associated default route or null if no default route was found.

abstractgetI18n(){string}

network.js, line 2087

Return a human readable description for the protocol, such as Static address or DHCP client.

This function should be overwritten by subclasses.

Returns:

Type	Description
string	Returns the description string.

getIfname(){null|string}

network.js, line 2047

Get the associated Linux network device of this network.

Returns:

Type	Description
null | string	Returns the name of the associated network device or null if it could not be determined.

getIP6Addr(){null|string}

network.js, line 2293

Query the first (primary) IPv6 address of the logical interface.

Returns:

Type	Description
null | string	Returns the primary IPv6 address registered by the protocol handler in CIDR notation or null if no IPv6 addresses were set.

getIP6Addrs(){Array.<string>}

network.js, line 2315

Query all IPv6 addresses of the logical interface.

Returns:

Type	Description
Array.<string>	Returns an array of IPv6 addresses in CIDR notation which have been registered by the protocol handler. The order of the resulting array follows the order of the addresses in ubus runtime information.

getIP6Prefix(){null|string}

network.js, line 2381

Query the routed IPv6 prefix associated with the logical interface.

Returns:

Type	Description
null | string	Returns the routed IPv6 prefix registered by the remote protocol handler or null if no prefix is present.

getIP6Prefixes(){null|Array.<string>}

network.js, line 2397

Query the routed IPv6 prefixes associated with the logical interface.

Returns:

Type	Description
null | Array.<string>	Returns an array of the routed IPv6 prefixes registered by the remote protocol handler or null if no prefixes are present.

getIPAddr(){null|string}

network.js, line 2209

Query the first (primary) IPv4 address of the logical interface.

Returns:

Type	Description
null | string	Returns the primary IPv4 address registered by the protocol handler or null if no IPv4 addresses were set.

getIPAddrs(){Array.<string>}

network.js, line 2222

Query all IPv4 addresses of the logical interface.

Returns:

Type	Description
Array.<string>	Returns an array of IPv4 addresses in CIDR notation which have been registered by the protocol handler. The order of the resulting array follows the order of the addresses in ubus runtime information.

getL2Device(){LuCI.network.Device}

network.js, line 2719

Returns the layer 2 Linux network device currently associated with this logical interface.

Returns:

Type	Description
LuCI.network.Device	Returns a Network.Device class instance representing the Linux network device currently associated with the logical interface.

getL3Device(){LuCI.network.Device}

network.js, line 2732

Returns the layer 3 Linux network device currently associated with this logical interface.

Returns:

Type	Description
LuCI.network.Device	Returns a Network.Device class instance representing the Linux network device currently associated with the logical interface.

getMetric(){number}

network.js, line 2177

Get the metric value of the logical interface.

Returns:

Type	Description
number	Returns the current metric value used for device and network routes spawned by the associated logical interface.

getName(){string}

network.js, line 2117

Get the name of the associated logical interface.

Returns:

Type	Description
string	Returns the logical interface name, such as lan or wan.

getNetmask(){null|string}

network.js, line 2240

Query the first (primary) IPv4 netmask of the logical interface.

Returns:

Type	Description
null | string	Returns the netmask of the primary IPv4 address registered by the protocol handler or null if no IPv4 addresses were set.

abstractgetPackageName(){string}

network.js, line 2467

Gets the name of the package providing the protocol functionality. The package is available via the system default package manager. This is used when a config refers to a protocol handler which is not yet installed.

This function should be overwritten by protocol specific subclasses.

Returns:

Type	Description
string	Returns the name of the package to download, required for the protocol to function, e.g. odhcp6c for the dhcpv6 protocol.

abstractgetProtocol(){string}

network.js, line 2073

Get the name of this network protocol class.

This function will be overwritten by subclasses created by Network.registerProtocol().

Returns:

Type	Description
string	Returns the name of the network protocol implementation, e.g. static or dhcp.

getType(){null|string}

network.js, line 2107

Get the type of the underlying interface.

This function actually is a convenience wrapper around proto.get("type") and is mainly used by other LuCI.network code to check whether the interface is declared as bridge in UCI.

Returns:

Type	Description
null | string	Returns the value of the type option of the associated logical interface or null if no type option is set.

getUptime(){number}

network.js, line 2127

Get the uptime of the logical interface.

Returns:

Type	Description
number	Returns the uptime of the associated interface in seconds.

getZoneName(){null|string}

network.js, line 2193

Get the requested firewall zone name of the logical interface.

Some protocol implementations request a specific firewall zone to trigger inclusion of their resulting network devices into the firewall rule set.

Returns:

Type	Description
null | string	Returns the requested firewall zone name as published in the ubus runtime information or null if the remote protocol handler didn't request a zone.

isAlias(){null|string}

network.js, line 2573

Checks whether this interface is an alias interface.

Alias interfaces are interfaces layering on top of another interface and are denoted by a special @interfacename notation in the underlying device option.

Returns:

Type	Description
null | string	Returns the name of the parent interface if this logical interface is an alias or null if it is not an alias interface.

isBridge(){boolean}

network.js, line 2450

Checks whether the underlying logical interface is declared as bridge.

Returns:

Type	Description
boolean	Returns true when the interface is declared with option type bridge and when the associated protocol implementation is not marked virtual or false when the logical interface is no bridge.

abstractisCreateable(ifname){Promise.<void>}

network.js, line 2485

Check function for the protocol handler if a new interface is creatable.

This function should be overwritten by protocol specific subclasses.

Name	Type	Description
ifname	string	The name of the interface to be created.

Returns:

Type	Description
Promise.<void>	Returns a promise resolving if new interface is creatable, else rejects with an error message string.

isDynamic(){boolean}

network.js, line 2558

Checks whether this logical interface is dynamic.

A dynamic interface is an interface which has been created at runtime, e.g. as sub-interface of another interface, but which is not backed by any user configuration. Such dynamic interfaces cannot be edited but only brought down or restarted.

Returns:

Type	Description
boolean	Returns a boolean indicating whether this interface is dynamic (true) or not (false).

isEmpty(){boolean}

network.js, line 2593

Checks whether this logical interface is "empty", where empty means that it has no network devices attached.

Returns:

Type	Description
boolean	Returns true if this logical interface is empty, else false.

isFloating(){boolean}

network.js, line 2542

Checks whether this protocol is "floating".

A "floating" protocol is a protocol which spawns its own interfaces on demand, like a virtual one but which relies on an existing lower level interface to initiate the connection.

An example for such a protocol is "pppoe".

This function exists for backwards compatibility with older code but should not be used anymore.

Deprecated

• Yes

Returns:

Type	Description
boolean	Returns a boolean indicating whether this protocol is floating (true) or not (false).

abstractisInstalled(){boolean}

network.js, line 2501

Checks whether the protocol functionality is installed.

This function exists for compatibility with old code, it always returns true.

Deprecated

• Yes

Returns:

Type	Description
boolean	Returns true if the protocol support is installed, else false.

isUp(){boolean}

network.js, line 2615

Checks whether this logical interface is configured and running.

Returns:

Type	Description
boolean	Returns true when the interface is active or false when it is not.

isVirtual(){boolean}

network.js, line 2521

Checks whether this protocol is "virtual".

A "virtual" protocol is a protocol which spawns its own interfaces on demand instead of using existing physical interfaces.

Examples for virtual protocols are 6in4 which gre spawn tunnel network device on startup, examples for non-virtual protocols are dhcp or static which apply IP configuration to existing interfaces.

This function should be overwritten by subclasses.

Returns:

Type	Description
boolean	Returns a boolean indicating whether the underlying protocol spawns dynamic interfaces (true) or not (false).

set(opt, val)

network.js, line 2036

Set the given UCI option of this network to the given value.

Name	Type	Description
opt	string	The name of the UCI option to set.
val	null | string | Array.<string>	The value to set or null to remove the given option from the configuration.