forked from osmocom/wireshark
Test: Add wslua.
Change-Id: I904796d13550c04df1958715d6528548385c3109 Reviewed-on: https://code.wireshark.org/review/27241 Petri-Dish: Gerald Combs <gerald@wireshark.org> Tested-by: Petri Dish Buildbot Reviewed-by: Gerald Combs <gerald@wireshark.org>
This commit is contained in:
Gerald Combs
parent
74fd569018
commit
44537199a2
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@ -2,7 +2,8 @@
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-- This script runs inside tshark.
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-- FIRST run tshark with the "dns_dissector.lua" plugin, with the dns_port.pcap file,
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-- and with full tree output (-V switch). Pipe that to a file named testin.txt.
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-- This verify script then reads in that testin.txt.
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-- This verify script then reads in that testin.txt. The filename can be specified
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-- using the "verify_file" argument.
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--
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-- tshark -r bogus.cap -X lua_script:<path_to_testdir>/lua/verify_dns_dissector.lua
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@ -138,12 +139,17 @@ local numtests = 1 + #lines[1] + #lines[2] + #lines[3] + #lines[4]
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local hasHeuristic = true
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local verify_file = "testin.txt"
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-- grab passed-in arguments
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local args = { ... }
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if #args > 0 then
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for _, arg in ipairs(args) do
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local name, value = arg:match("(.+)=(.+)")
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if arg == "no_heur" then
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numtests = numtests - 1
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elseif name == "verify_file" and value then
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verify_file = value
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end
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end
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end
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@ -151,8 +157,8 @@ end
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print("going to run "..numtests.." tests")
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-- for an example of what we're reading through to verify, look at end of this file
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print("opening file testin.txt")
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local file = io.open("testin.txt", "r")
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print("opening file "..verify_file)
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local file = io.open(verify_file, "r")
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local line = file:read()
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local pktidx = 1
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@ -158,7 +158,9 @@ class SubprocessTestCase(unittest.TestCase):
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self.log_fname = self.filename_from_id('log')
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# Our command line utilities generate UTF-8. The log file endcoding
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# needs to match that.
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self.log_fd = io.open(self.log_fname, 'w', encoding='UTF-8')
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# XXX newline='\n' works for now, but we might have to do more work
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# to handle line endings in the future.
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self.log_fd = io.open(self.log_fname, 'w', encoding='UTF-8', newline='\n')
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self.cleanup_files.append(self.log_fname)
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pre_run_problem_count = 0
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if result:
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@ -0,0 +1,269 @@
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#
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# -*- coding: utf-8 -*-
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# Wireshark tests
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# By Gerald Combs <gerald@wireshark.org>
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#
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# Ported from a set of Bash scripts which were copyright 2005 Ulf Lamping
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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#
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'''Wireshark Lua scripting tests'''
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import config
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import filecmp
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import io
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import os.path
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import subprocesstest
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import unittest
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dhcp_pcap = 'dhcp.pcap'
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dns_port_pcap = 'dns_port.pcap'
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empty_pcap = 'empty.pcap'
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segmented_fpm_pcap = 'segmented_fpm.pcap'
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sip_pcapng = 'sip.pcapng'
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sipmsg_log = 'sipmsg.log'
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wpa_induction_pcap_gz = 'wpa-Induction.pcap.gz'
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def check_lua_script(self, lua_script, cap_file, check_passed, *args):
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if not config.have_lua:
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self.skipTest('Test requires Lua scripting support.')
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tshark_cmd = [config.cmd_tshark,
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'-r', os.path.join(config.capture_dir, cap_file),
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'-X', 'lua_script:' + os.path.join(config.lua_dir, lua_script)
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]
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tshark_cmd += args
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tshark_proc = self.assertRun(tshark_cmd)
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if check_passed:
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self.assertTrue(self.grepOutput(r'All tests passed!'))
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return tshark_proc
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def check_lua_script_verify(self, lua_script, cap_file, check_stage_1=False, heur_regmode=None):
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# First run tshark with the dissector script.
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if heur_regmode is None:
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tshark_proc = check_lua_script(self, lua_script, dns_port_pcap, check_stage_1,
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'-V'
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)
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else:
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tshark_proc = check_lua_script(self, lua_script, dns_port_pcap, check_stage_1,
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'-V',
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'-X', 'lua_script1:heur_regmode={}'.format(heur_regmode)
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)
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# then dump tshark's output to a verification file.
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verify_file = self.filename_from_id('testin.txt')
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with io.open(verify_file, 'w', newline='\n') as testin_fd:
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testin_fd.write(tshark_proc.stdout_str)
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testin_fd.close()
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# finally run tshark again with the verification script and the verification file.
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if heur_regmode is None:
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check_lua_script(self, 'verify_dissector.lua', empty_pcap, True,
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'-X', 'lua_script1:verify_file=' + verify_file,
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)
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else:
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check_lua_script(self, 'verify_dissector.lua', empty_pcap, True,
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'-X', 'lua_script1:verify_file=' + verify_file,
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'-X', 'lua_script1:no_heur',
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)
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class case_wslua(subprocesstest.SubprocessTestCase):
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def test_wslua_dir(self):
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'''wslua directory functions'''
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check_lua_script(self, 'dir.lua', empty_pcap, True)
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# Mode_1, mode_2, and mode_3, and fpm were all under wslua_step_dissector_test
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# in the Bash version.
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def test_wslua_dissector_mode_1(self):
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'''wslua dissector functions, mode 1'''
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check_lua_script_verify(self, 'dissector.lua', dns_port_pcap)
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def test_wslua_dissector_mode_2(self):
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'''wslua dissector functions, mode 2'''
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check_lua_script_verify(self, 'dissector.lua', dns_port_pcap, heur_regmode=2)
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def test_wslua_dissector_mode_3(self):
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'''wslua dissector functions, mode 3'''
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check_lua_script_verify(self, 'dissector.lua', dns_port_pcap, heur_regmode=3)
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def test_wslua_dissector_fpm(self):
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'''wslua dissector functions, fpm'''
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tshark_fpm_tcp_proc = check_lua_script(self, 'dissectFPM.lua', segmented_fpm_pcap, False,
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'-T', 'fields',
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'-e', 'frame.number',
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'-e', 'fpm',
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'-e', 'fpm.version',
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'-e', 'fpm.type',
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'-e', 'fpm.length',
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'-o', 'fpm.dissect_tcp:true'
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)
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tshark_fpm_no_tcp_proc = check_lua_script(self, 'dissectFPM.lua', segmented_fpm_pcap, False,
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'-T', 'fields',
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'-e', 'frame.number',
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'-e', 'fpm',
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'-e', 'fpm.version',
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'-e', 'fpm.type',
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'-e', 'fpm.length',
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'-o', 'fpm.dissect_tcp:false'
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)
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self.diffOutput(tshark_fpm_tcp_proc.stdout_str,
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tshark_fpm_no_tcp_proc.stdout_str,
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'fpm.dissect_tcp:true',
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'fpm.dissect_tcp:false',
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)
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def test_wslua_field(self):
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'''wslua fields'''
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check_lua_script(self, 'field.lua', dhcp_pcap, True)
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# reader, writer, and acme_reader were all under wslua_step_file_test
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# in the Bash version.
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def test_wslua_file_reader(self):
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'''wslua file reader'''
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cap_file_1 = os.path.join(config.capture_dir, dhcp_pcap)
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cap_file_2 = os.path.join(config.capture_dir, wpa_induction_pcap_gz)
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# First run tshark with the pcap_file_reader script.
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lua_proc_1 = check_lua_script(self, 'pcap_file.lua', cap_file_1, False)
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lua_proc_2 = check_lua_script(self, 'pcap_file.lua', cap_file_2, False)
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lua_out = lua_proc_1.stdout_str + lua_proc_2.stdout_str
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# then run tshark again without the script
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tshark_proc_1 = self.assertRun((config.cmd_tshark, '-r', cap_file_1))
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tshark_proc_2 = self.assertRun((config.cmd_tshark, '-r', cap_file_2))
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tshark_out = tshark_proc_1.stdout_str + tshark_proc_2.stdout_str
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self.diffOutput(lua_out, tshark_out, 'tshark + lua script', 'tshark only')
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def test_wslua_file_writer(self):
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'''wslua file writer'''
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cap_file_1 = os.path.join(config.capture_dir, dhcp_pcap)
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cap_file_2 = self.filename_from_id('lua_writer.pcap')
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# Generate a new capture file using the Lua writer.
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check_lua_script(self, 'pcap_file.lua', cap_file_1, False,
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'-w', cap_file_2,
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'-F', 'lua_pcap2',
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)
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self.assertTrue(filecmp.cmp(cap_file_1, cap_file_2), cap_file_1 + ' differs from ' + cap_file_2)
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def test_wslua_file_acme_reader(self):
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'''wslua acme file reader'''
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cap_file = self.filename_from_id('lua_acme_reader.pcap')
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# Read an acme sipmsg.log using the acme Lua reader, writing it out as pcapng.
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check_lua_script(self, 'acme_file.lua', sipmsg_log, False,
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'-w', cap_file,
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'-F', 'pcapng',
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)
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# Read lua_acme_reader.pcap and sip.pcapng and compare their verbose outputs.
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tshark_proc_1 = self.assertRun((config.cmd_tshark,
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'-r', cap_file,
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'-V'
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))
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tshark_proc_2 = self.assertRun((config.cmd_tshark,
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'-r', os.path.join(config.capture_dir, sip_pcapng),
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'-V'
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))
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self.diffOutput(tshark_proc_1.stdout_str, tshark_proc_2.stdout_str, 'sipmsg.log', 'sip.pcapng')
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def test_wslua_listener(self):
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'''wslua listener'''
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check_lua_script(self, 'listener.lua', dhcp_pcap, True)
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def test_wslua_nstime(self):
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'''wslua nstime'''
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check_lua_script(self, 'nstime.lua', dhcp_pcap, True)
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def test_wslua_pinfo(self):
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'''wslua pinfo'''
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check_lua_script(self, 'pinfo.lua', dhcp_pcap, True)
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def test_wslua_proto(self):
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'''wslua proto'''
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check_lua_script_verify(self, 'proto.lua', dns_port_pcap, check_stage_1=True)
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def test_wslua_protofield_tree(self):
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'''wslua protofield with a tree'''
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check_lua_script(self, 'protofield.lua', dns_port_pcap, True,
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'-V',
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'-Y', 'test.filtered==1',
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)
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def test_wslua_protofield_no_tree(self):
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'''wslua protofield without a tree'''
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check_lua_script(self, 'protofield.lua', dns_port_pcap, True,
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'-Y', 'test.filtered==1',
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)
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def test_wslua_int64(self):
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'''wslua int64'''
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check_lua_script(self, 'int64.lua', empty_pcap, True)
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def test_wslua_args_1(self):
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'''wslua args 1'''
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check_lua_script(self, 'script_args.lua', empty_pcap, True,
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'-X', 'lua_script1:1',
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)
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def test_wslua_args_2(self):
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'''wslua args 2'''
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check_lua_script(self, 'script_args.lua', empty_pcap, True,
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'-X', 'lua_script1:3',
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'-X', 'lua_script1:foo',
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'-X', 'lua_script1:bar',
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)
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def test_wslua_args_3(self):
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'''wslua args 3'''
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check_lua_script(self, 'script_args.lua', empty_pcap, True,
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'-X', 'lua_script:' + os.path.join(config.lua_dir, 'script_args.lua'),
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'-X', 'lua_script1:3',
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'-X', 'lua_script2:1',
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'-X', 'lua_script1:foo',
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'-X', 'lua_script1:bar',
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)
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def test_wslua_args_4(self):
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'''wslua args 4'''
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check_lua_script(self, 'script_args.lua', empty_pcap, False)
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self.assertFalse(self.grepOutput(r'All tests passed!'))
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def test_wslua_args_5(self):
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'''wslua args 5'''
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check_lua_script(self, 'script_args.lua', empty_pcap, False,
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'-X', 'lua_script1:3',
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)
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self.assertFalse(self.grepOutput(r'All tests passed!'))
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def test_wslua_globals(self):
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'''wslua globals'''
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check_lua_script(self, 'verify_globals.lua', empty_pcap, True,
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'-X', 'lua_script1:' + os.path.join(config.lua_dir, ''),
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'-X', 'lua_script1:' + os.path.join(config.lua_dir, 'globals_2.2.txt'),
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)
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@unittest.skip('GRegex tests are broken since PCRE 8.34, see bug 12997.')
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def test_wslua_gregex(self):
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'''wslua GRegex'''
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check_lua_script(self, 'gregex.lua', empty_pcap, True,
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'-X', 'lua_script1:' + os.path.join(config.lua_dir, ''),
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'-X', 'lua_script1:glib',
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'-X', 'lua_script1:-V',
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)
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def test_wslua_struct(self):
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'''wslua struct'''
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check_lua_script(self, 'struct.lua', empty_pcap, True)
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def test_wslua_tvb_tree(self):
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'''wslua tvb with a tree'''
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check_lua_script(self, 'tvb.lua', dns_port_pcap, True, '-V')
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def test_wslua_tvb_no_tree(self):
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'''wslua tvb without a tree'''
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check_lua_script(self, 'tvb.lua', dns_port_pcap, True)
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