udstelnet to its own file

1 files changed, 38 insertions, 0 deletions

diff --git a/src/leap/eip/udstelnet.py b/src/leap/eip/udstelnet.py
new file mode 100644
index 00000000..18e927c2
--- /dev/null
+++ b/src/leap/eip/udstelnet.py
@@ -0,0 +1,38 @@
+import os
+import socket
+import telnetlib
+
+from leap.eip import exceptions as eip_exceptions
+
+
+class UDSTelnet(telnetlib.Telnet):
+    """
+    a telnet-alike class, that can listen
+    on unix domain sockets
+    """
+
+    def open(self, host, port=23, timeout=socket._GLOBAL_DEFAULT_TIMEOUT):
+        """Connect to a host. If port is 'unix', it
+        will open a connection over unix docmain sockets.
+
+        The optional second argument is the port number, which
+        defaults to the standard telnet port (23).
+
+        Don't try to reopen an already connected instance.
+        """
+        self.eof = 0
+        self.host = host
+        self.port = port
+        self.timeout = timeout
+
+        if self.port == "unix":
+            # unix sockets spoken
+            if not os.path.exists(self.host):
+                raise eip_exceptions.MissingSocketError
+            self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+            try:
+                self.sock.connect(self.host)
+            except socket.error:
+                raise eip_exceptions.ConnectionRefusedError
+        else:
+            self.sock = socket.create_connection((host, port), timeout)