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28 lines
1.1 KiB
28 lines
1.1 KiB
"""Tests for tap2pcap.""" |
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from __future__ import print_function |
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import os |
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import subprocess as sp |
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import sys |
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import tap2pcap |
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# Validate that the tapped trace when run through tap2cap | tshark matches |
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# a golden output file for the tshark dump. Since we run tap2pcap in a |
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# subshell with a limited environment, the inferred time zone should be UTC. |
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if __name__ == '__main__': |
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srcdir = os.path.join(os.getenv('TEST_SRCDIR'), 'envoy_api') |
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tap_path = os.path.join(srcdir, 'tools/data/tap2pcap_h2_ipv4.pb_text') |
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expected_path = os.path.join(srcdir, 'tools/data/tap2pcap_h2_ipv4.txt') |
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pcap_path = os.path.join(os.getenv('TEST_TMPDIR'), 'generated.pcap') |
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tap2pcap.tap2pcap(tap_path, pcap_path) |
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actual_output = sp.check_output( |
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['tshark', '-r', pcap_path, '-d', 'tcp.port==10000,http2', '-P']) |
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with open(expected_path, 'rb') as f: |
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expected_output = f.read() |
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if actual_output != expected_output: |
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print('Mismatch') |
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print('Expected: %s' % expected_output) |
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print('Actual: %s' % actual_output) |
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sys.exit(1)
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