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-rw-r--r--python/qemu/console_socket.py129
1 files changed, 0 insertions, 129 deletions
diff --git a/python/qemu/console_socket.py b/python/qemu/console_socket.py
deleted file mode 100644
index 8c4ff598ad..0000000000
--- a/python/qemu/console_socket.py
+++ /dev/null
@@ -1,129 +0,0 @@
-"""
-QEMU Console Socket Module:
-
-This python module implements a ConsoleSocket object,
-which can drain a socket and optionally dump the bytes to file.
-"""
-# Copyright 2020 Linaro
-#
-# Authors:
-#  Robert Foley <robert.foley@linaro.org>
-#
-# This code is licensed under the GPL version 2 or later.  See
-# the COPYING file in the top-level directory.
-#
-
-from collections import deque
-import socket
-import threading
-import time
-from typing import Deque, Optional
-
-
-class ConsoleSocket(socket.socket):
-    """
-    ConsoleSocket represents a socket attached to a char device.
-
-    Optionally (if drain==True), drains the socket and places the bytes
-    into an in memory buffer for later processing.
-
-    Optionally a file path can be passed in and we will also
-    dump the characters to this file for debugging purposes.
-    """
-    def __init__(self, address: str, file: Optional[str] = None,
-                 drain: bool = False):
-        self._recv_timeout_sec = 300.0
-        self._sleep_time = 0.5
-        self._buffer: Deque[int] = deque()
-        socket.socket.__init__(self, socket.AF_UNIX, socket.SOCK_STREAM)
-        self.connect(address)
-        self._logfile = None
-        if file:
-            # pylint: disable=consider-using-with
-            self._logfile = open(file, "bw")
-        self._open = True
-        self._drain_thread = None
-        if drain:
-            self._drain_thread = self._thread_start()
-
-    def __repr__(self) -> str:
-        tmp = super().__repr__()
-        tmp = tmp.rstrip(">")
-        tmp = "%s,  logfile=%s, drain_thread=%s>" % (tmp, self._logfile,
-                                                     self._drain_thread)
-        return tmp
-
-    def _drain_fn(self) -> None:
-        """Drains the socket and runs while the socket is open."""
-        while self._open:
-            try:
-                self._drain_socket()
-            except socket.timeout:
-                # The socket is expected to timeout since we set a
-                # short timeout to allow the thread to exit when
-                # self._open is set to False.
-                time.sleep(self._sleep_time)
-
-    def _thread_start(self) -> threading.Thread:
-        """Kick off a thread to drain the socket."""
-        # Configure socket to not block and timeout.
-        # This allows our drain thread to not block
-        # on recieve and exit smoothly.
-        socket.socket.setblocking(self, False)
-        socket.socket.settimeout(self, 1)
-        drain_thread = threading.Thread(target=self._drain_fn)
-        drain_thread.daemon = True
-        drain_thread.start()
-        return drain_thread
-
-    def close(self) -> None:
-        """Close the base object and wait for the thread to terminate"""
-        if self._open:
-            self._open = False
-            if self._drain_thread is not None:
-                thread, self._drain_thread = self._drain_thread, None
-                thread.join()
-            socket.socket.close(self)
-            if self._logfile:
-                self._logfile.close()
-                self._logfile = None
-
-    def _drain_socket(self) -> None:
-        """process arriving characters into in memory _buffer"""
-        data = socket.socket.recv(self, 1)
-        if self._logfile:
-            self._logfile.write(data)
-            self._logfile.flush()
-        self._buffer.extend(data)
-
-    def recv(self, bufsize: int = 1, flags: int = 0) -> bytes:
-        """Return chars from in memory buffer.
-           Maintains the same API as socket.socket.recv.
-        """
-        if self._drain_thread is None:
-            # Not buffering the socket, pass thru to socket.
-            return socket.socket.recv(self, bufsize, flags)
-        assert not flags, "Cannot pass flags to recv() in drained mode"
-        start_time = time.time()
-        while len(self._buffer) < bufsize:
-            time.sleep(self._sleep_time)
-            elapsed_sec = time.time() - start_time
-            if elapsed_sec > self._recv_timeout_sec:
-                raise socket.timeout
-        return bytes((self._buffer.popleft() for i in range(bufsize)))
-
-    def setblocking(self, value: bool) -> None:
-        """When not draining we pass thru to the socket,
-           since when draining we control socket blocking.
-        """
-        if self._drain_thread is None:
-            socket.socket.setblocking(self, value)
-
-    def settimeout(self, value: Optional[float]) -> None:
-        """When not draining we pass thru to the socket,
-           since when draining we control the timeout.
-        """
-        if value is not None:
-            self._recv_timeout_sec = value
-        if self._drain_thread is None:
-            socket.socket.settimeout(self, value)