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Core: Add UNIX domain socket support
> [!NOTE] > > Later versions of Windows has support for `AF_UNIX`, so it could be > added.
This commit is contained in:
Stuart Carnie
@@ -2377,6 +2377,9 @@
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<member name="network/limits/tcp/connect_timeout_seconds" type="int" setter="" getter="" default="30">
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Timeout (in seconds) for connection attempts using TCP.
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</member>
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<member name="network/limits/unix/connect_timeout_seconds" type="int" setter="" getter="" default="30">
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Timeout (in seconds) for connection attempts using UNIX domain socket.
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</member>
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<member name="network/limits/webrtc/max_channel_in_buffer_kb" type="int" setter="" getter="" default="64">
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Maximum size (in kiB) for the [WebRTCDataChannel] input buffer.
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</member>
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37
doc/classes/SocketServer.xml
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37
doc/classes/SocketServer.xml
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@@ -0,0 +1,37 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="SocketServer" inherits="RefCounted" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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An abstract class for servers based on sockets.
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</brief_description>
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<description>
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A socket server.
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</description>
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<tutorials>
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</tutorials>
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<methods>
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<method name="is_connection_available" qualifiers="const">
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<return type="bool" />
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<description>
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Returns [code]true[/code] if a connection is available for taking.
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</description>
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</method>
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<method name="is_listening" qualifiers="const">
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<return type="bool" />
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<description>
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Returns [code]true[/code] if the server is currently listening for connections.
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</description>
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</method>
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<method name="stop">
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<return type="void" />
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<description>
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Stops listening.
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</description>
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</method>
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<method name="take_socket_connection">
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<return type="StreamPeerSocket" />
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<description>
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If a connection is available, returns a StreamPeerSocket with the connection.
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</description>
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</method>
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</methods>
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</class>
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45
doc/classes/StreamPeerSocket.xml
Normal file
45
doc/classes/StreamPeerSocket.xml
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@@ -0,0 +1,45 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="StreamPeerSocket" inherits="StreamPeer" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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Abstract base class for interacting with socket streams.
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</brief_description>
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<description>
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StreamPeerSocket is an abstract base class that defines common behavior for socket-based streams.
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</description>
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<tutorials>
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</tutorials>
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<methods>
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<method name="disconnect_from_host">
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<return type="void" />
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<description>
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Disconnects from host.
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</description>
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</method>
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<method name="get_status" qualifiers="const">
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<return type="int" enum="StreamPeerSocket.Status" />
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<description>
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Returns the status of the connection.
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</description>
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</method>
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<method name="poll">
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<return type="int" enum="Error" />
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<description>
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Polls the socket, updating its state. See [method get_status].
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</description>
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</method>
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</methods>
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<constants>
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<constant name="STATUS_NONE" value="0" enum="Status">
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The initial status of the [StreamPeerSocket]. This is also the status after disconnecting.
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</constant>
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<constant name="STATUS_CONNECTING" value="1" enum="Status">
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A status representing a [StreamPeerSocket] that is connecting to a host.
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</constant>
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<constant name="STATUS_CONNECTED" value="2" enum="Status">
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A status representing a [StreamPeerSocket] that is connected to a host.
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</constant>
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<constant name="STATUS_ERROR" value="3" enum="Status">
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A status representing a [StreamPeerSocket] in error state.
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</constant>
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</constants>
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</class>
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@@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="StreamPeerTCP" inherits="StreamPeer" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<class name="StreamPeerTCP" inherits="StreamPeerSocket" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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A stream peer that handles TCP connections.
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</brief_description>
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@@ -27,12 +27,6 @@
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Connects to the specified [code]host:port[/code] pair. A hostname will be resolved if valid. Returns [constant OK] on success.
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</description>
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</method>
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<method name="disconnect_from_host">
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<return type="void" />
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<description>
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Disconnects from host.
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</description>
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</method>
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<method name="get_connected_host" qualifiers="const">
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<return type="String" />
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<description>
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@@ -51,18 +45,6 @@
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Returns the local port to which this peer is bound.
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</description>
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</method>
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<method name="get_status" qualifiers="const">
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<return type="int" enum="StreamPeerTCP.Status" />
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<description>
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Returns the status of the connection.
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</description>
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</method>
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<method name="poll">
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<return type="int" enum="Error" />
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<description>
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Poll the socket, updating its state. See [method get_status].
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</description>
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</method>
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<method name="set_no_delay">
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<return type="void" />
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<param index="0" name="enabled" type="bool" />
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@@ -72,18 +54,4 @@
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</description>
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</method>
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</methods>
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<constants>
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<constant name="STATUS_NONE" value="0" enum="Status">
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The initial status of the [StreamPeerTCP]. This is also the status after disconnecting.
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</constant>
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<constant name="STATUS_CONNECTING" value="1" enum="Status">
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A status representing a [StreamPeerTCP] that is connecting to a host.
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</constant>
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<constant name="STATUS_CONNECTED" value="2" enum="Status">
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A status representing a [StreamPeerTCP] that is connected to a host.
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</constant>
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<constant name="STATUS_ERROR" value="3" enum="Status">
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A status representing a [StreamPeerTCP] in error state.
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</constant>
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</constants>
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</class>
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35
doc/classes/StreamPeerUDS.xml
Normal file
35
doc/classes/StreamPeerUDS.xml
Normal file
@@ -0,0 +1,35 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="StreamPeerUDS" inherits="StreamPeerSocket" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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A stream peer that handles UNIX Domain Socket (UDS) connections.
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</brief_description>
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<description>
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A stream peer that handles UNIX Domain Socket (UDS) connections. This object can be used to connect to UDS servers, or also is returned by a UDS server. Unix Domain Sockets provide inter-process communication on the same machine using the filesystem namespace.
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[b]Note:[/b] UNIX Domain Sockets are only available on UNIX-like systems (Linux, macOS, etc.) and are not supported on Windows.
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</description>
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<tutorials>
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</tutorials>
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<methods>
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<method name="bind">
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<return type="int" enum="Error" />
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<param index="0" name="path" type="String" />
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<description>
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Opens the UDS socket, and binds it to the specified socket path.
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This method is generally not needed, and only used to force the subsequent call to [method connect_to_host] to use the specified [param path] as the source address.
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</description>
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</method>
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<method name="connect_to_host">
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<return type="int" enum="Error" />
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<param index="0" name="path" type="String" />
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<description>
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Connects to the specified UNIX Domain Socket path. Returns [constant OK] on success.
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</description>
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</method>
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<method name="get_connected_path" qualifiers="const">
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<return type="String" />
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<description>
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Returns the socket path of this peer.
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</description>
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</method>
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</methods>
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</class>
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@@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="TCPServer" inherits="RefCounted" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<class name="TCPServer" inherits="SocketServer" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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A TCP server.
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</brief_description>
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@@ -16,18 +16,6 @@
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Returns the local port this server is listening to.
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</description>
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</method>
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<method name="is_connection_available" qualifiers="const">
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<return type="bool" />
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<description>
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Returns [code]true[/code] if a connection is available for taking.
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</description>
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</method>
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<method name="is_listening" qualifiers="const">
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<return type="bool" />
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<description>
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Returns [code]true[/code] if the server is currently listening for connections.
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</description>
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</method>
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<method name="listen">
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<return type="int" enum="Error" />
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<param index="0" name="port" type="int" />
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@@ -39,12 +27,6 @@
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If [param bind_address] is set to any valid address (e.g. [code]"192.168.1.101"[/code], [code]"::1"[/code], etc.), the server will only listen on the interface with that address (or fail if no interface with the given address exists).
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</description>
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</method>
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<method name="stop">
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<return type="void" />
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<description>
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Stops listening.
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</description>
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</method>
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<method name="take_connection">
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<return type="StreamPeerTCP" />
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<description>
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28
doc/classes/UDSServer.xml
Normal file
28
doc/classes/UDSServer.xml
Normal file
@@ -0,0 +1,28 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<class name="UDSServer" inherits="SocketServer" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
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<brief_description>
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A Unix Domain Socket (UDS) server.
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</brief_description>
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<description>
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A Unix Domain Socket (UDS) server. Listens to connections on a socket path and returns a [StreamPeerUDS] when it gets an incoming connection. Unix Domain Sockets provide inter-process communication on the same machine using the filesystem namespace.
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[b]Note:[/b] Unix Domain Sockets are only available on Unix-like systems (Linux, macOS, etc.) and are not supported on Windows.
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</description>
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<tutorials>
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</tutorials>
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<methods>
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<method name="listen">
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<return type="int" enum="Error" />
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<param index="0" name="path" type="String" />
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<description>
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Listens on the socket at [param path]. The socket file will be created at the specified path.
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[b]Note:[/b] The socket file must not already exist at the specified path. You may need to remove any existing socket file before calling this method.
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</description>
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</method>
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<method name="take_connection">
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<return type="StreamPeerUDS" />
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<description>
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If a connection is available, returns a StreamPeerUDS with the connection.
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</description>
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</method>
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</methods>
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</class>
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