1 files changed, 43 insertions, 0 deletions
diff --git a/voctocore/lib/tcpsingleconnection.py b/voctocore/lib/tcpsingleconnection.py
new file mode 100644
index 0000000..d6a05ef
--- /dev/null
+++ b/voctocore/lib/tcpsingleconnection.py
@@ -0,0 +1,43 @@
+#!/usr/bin/python3
+import logging, socket
+from gi.repository import GObject
+
+from lib.config import Config
+
+class TCPSingleConnection(object):
+	log = logging.getLogger('TCPSingleConnection')
+
+	port = None
+
+	boundSocket = None
+	currentConnection = None
+
+	def __init__(self, port):
+		self.port = port
+
+		self.log.debug('Binding to Source-Socket on [::]:%u', port)
+		self.boundSocket = socket.socket(socket.AF_INET6)
+		self.boundSocket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+		self.boundSocket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, False)
+		self.boundSocket.bind(('::', port))
+		self.boundSocket.listen(1)
+
+		self.log.debug('Setting GObject io-watch on Socket')
+		GObject.io_add_watch(self.boundSocket, GObject.IO_IN, self.on_connect)
+
+	def on_connect(self, sock, *args):
+		conn, addr = sock.accept()
+		self.log.info("Incomming Connection from %s", addr)
+
+		if self.currentConnection is not None:
+			self.log.warn("Another Source is already connected")
+			return True
+
+		self.on_accepted(conn, addr)
+		self.currentConnection = conn
+
+		return True
+
+	def close_connection(self):
+		self.currentConnection = None
+		self.log.info('Connection closed')