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962c0a1fc0
Python's telnetlib Telnet class connects only to AF_INET sockets, but we want to use Unix domain socket for the qemu serial connection, so that's why we override it. Also we add a new read_all_timeout method similar to Telnet's read_all, that read until a match or timeout and logs all output. (From OE-Core rev: 1cfec2f0a1a1ee84cc6b2b6ad890688da85c5e81) Signed-off-by: Stefan Stanacar <stefanx.stanacar@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
46 lines
1.2 KiB
Python
46 lines
1.2 KiB
Python
import socket
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import time
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import re
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from telnetlib import Telnet
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class oeQemuConsole(Telnet):
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"""
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Override Telnet class to use unix domain sockets,
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Telnet uses AF_INET for socket, we don't want that.
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Also, provide a read_all variant with timeout, that
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returns whatever output there is.
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"""
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def __init__(self, stream, logfile):
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Telnet.__init__(self, host=None)
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self.stream = stream
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self.logfile = logfile
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self.eof = 0
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self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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self.sock.connect(stream)
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def log(self, msg):
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if self.logfile:
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with open(self.logfile, "a") as f:
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f.write("%s\n" % msg)
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def read_all_timeout(self, match, timeout=200):
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"""Read until EOF or until timeout or until match.
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"""
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ret = False
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self.process_rawq()
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endtime = time.time() + timeout
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while not self.eof and time.time() < endtime:
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self.fill_rawq()
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self.process_rawq()
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if re.search(match, self.cookedq):
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ret = True
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break
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buf = self.cookedq
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self.cookedq = ''
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self.log(buf)
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return (ret, buf)
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