generate_client_examples_of_bad_closing_streams.py

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#!/usr/bin/env python2.7
# Copyright 2015 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
 
import os
import sys
 
os.chdir(os.path.dirname(sys.argv[0]))
 
streams = {
    'server_hanging_response_1_header':
        ([0, 0, 0, 4, 0, 0, 0, 0, 0] +  # settings frame
         [0, 0, 0, 1, 5, 0, 0, 0, 1]  # trailers
        ),
    'server_hanging_response_2_header2':
        ([0, 0, 0, 4, 0, 0, 0, 0, 0] +  # settings frame
         [0, 0, 0, 1, 4, 0, 0, 0, 1] +  # headers
         [0, 0, 0, 1, 5, 0, 0, 0, 1]  # trailers
        ),
}
 
for name, stream in streams.items():
    open('client_fuzzer_corpus/%s' % name, 'w').write(bytearray(stream))