85 lines
3.0 KiB
Python
85 lines
3.0 KiB
Python
"""
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mbed SDK
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Copyright (c) 2011-2013 ARM Limited
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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import re
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import sys
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import uuid
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import socket
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from sys import stdout
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class TCPEchoServerTest():
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ECHO_SERVER_ADDRESS = ""
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ECHO_PORT = 0
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ECHO_LOOPs = 100
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s = None # Socket
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PATTERN_SERVER_IP = "Server IP Address is (\d+).(\d+).(\d+).(\d+):(\d+)"
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re_detect_server_ip = re.compile(PATTERN_SERVER_IP)
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def test(self, selftest):
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result = False
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c = selftest.mbed.serial_readline()
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if c is None:
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return selftest.RESULT_IO_SERIAL
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selftest.notify(c)
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m = self.re_detect_server_ip.search(c)
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if m and len(m.groups()):
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self.ECHO_SERVER_ADDRESS = ".".join(m.groups()[:4])
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self.ECHO_PORT = int(m.groups()[4]) # must be integer for socket.connect method
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selftest.notify("HOST: TCP Server found at: " + self.ECHO_SERVER_ADDRESS + ":" + str(self.ECHO_PORT))
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# We assume this test fails so can't send 'error' message to server
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try:
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self.s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.s.connect((self.ECHO_SERVER_ADDRESS, self.ECHO_PORT))
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except Exception, e:
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self.s = None
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selftest.notify("HOST: Socket error: %s"% e)
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return selftest.RESULT_ERROR
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print 'HOST: Sending %d echo strings...'% self.ECHO_LOOPs,
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for i in range(0, self.ECHO_LOOPs):
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TEST_STRING = str(uuid.uuid4())
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try:
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self.s.sendall(TEST_STRING)
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data = self.s.recv(128)
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except Exception, e:
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self.s = None
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selftest.notify("HOST: Socket error: %s"% e)
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return selftest.RESULT_ERROR
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received_str = repr(data)[1:-1]
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if TEST_STRING == received_str: # We need to cut not needed single quotes from the string
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sys.stdout.write('.')
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stdout.flush()
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result = True
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else:
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print "Expected: "
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print "'%s'"% TEST_STRING
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print "received: "
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print "'%s'"% received_str
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result = False
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break
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if self.s is not None:
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self.s.close()
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else:
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selftest.notify("HOST: TCP Server not found")
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result = False
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return selftest.RESULT_SUCCESS if result else selftest.RESULT_FAILURE
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