2.93. test_reassembly module

class test_reassembly.TestFIFReassembly(methodName='runTest')

Bases: framework.VppTestCase

Fragments in fragments reassembly

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_fif4()

Fragments in fragments (4o4)

test_fif6()

Fragments in fragments (6o6)

verify_capture(capture, ip_class, dropped_packet_indexes=[])

Verify captured packet stream.

Parameters

capture (list) – Captured packet stream.

class test_reassembly.TestIPv4MWReassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv4 Reassembly (multiple workers)

classmethod create_fragments()

classmethod create_stream(packet_sizes, packet_count=35)

Create input packet stream

Parameters

packet_sizes (list) – Required packet sizes.

send_packets(packets)

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_worker_conflict()

1st and FO=0 fragments on different workers

verify_capture(capture, dropped_packet_indexes=[])

Verify captured packet stream.

Parameters

capture (list) – Captured packet stream.

worker_config = 'workers 3'

class test_reassembly.TestIPv4Reassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv4 Reassembly

classmethod create_fragments()

classmethod create_stream(packet_sizes, packet_count=35)

Create input packet stream

Parameters

packet_sizes (list) – Required packet sizes.

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_44924()

compress tiny fragments

test_5737()

fragment length + ip header size > 65535

test_disabled()

reassembly disabled

test_duplicates()

duplicate fragments

test_frag_1()

fragment of size 1

test_long_fragment_chain()

long fragment chain

test_overlap1()

overlapping fragments case #1

test_overlap2()

overlapping fragments case #2

test_random()

random order reassembly

test_reassembly()

basic reassembly

test_reversed()

reverse order reassembly

test_timeout_cleanup()

timeout (cleanup)

test_timeout_inline()

timeout (inline)

verify_capture(capture, dropped_packet_indexes=[])

Verify captured packet stream.

Parameters

capture (list) – Captured packet stream.

class test_reassembly.TestIPv4ReassemblyLocalNode(methodName='runTest')

Bases: framework.VppTestCase

IPv4 Reassembly for packets coming to ip4-local node

classmethod create_fragments()

classmethod create_stream(packet_count=35)

Create input packet stream for defined interface.

Parameters

packet_sizes (list) – Required packet sizes.

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_reassembly()

basic reassembly

verify_capture(capture)

Verify captured packet stream.

Parameters

capture (list) – Captured packet stream.

class test_reassembly.TestIPv4SVReassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv4 Shallow Virtual Reassembly

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

tearDown()

Show various debug prints after each test

test_basic()

basic reassembly

test_lru()

reassembly reuses LRU element

test_timeout()

reassembly timeout

class test_reassembly.TestIPv6MWReassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv6 Reassembly (multiple workers)

classmethod create_fragments()

classmethod create_stream(packet_sizes, packet_count=35)

Create input packet stream

Parameters

packet_sizes (list) – Required packet sizes.

send_packets(packets)

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_worker_conflict()

1st and FO=0 fragments on different workers

verify_capture(capture, dropped_packet_indexes=[])

Verify captured packet strea .

Parameters

capture (list) – Captured packet stream.

worker_config = 'workers 3'

class test_reassembly.TestIPv6Reassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv6 Reassembly

classmethod create_fragments()

classmethod create_stream(packet_sizes, packet_count=35)

Create input packet stream for defined interface.

Parameters

packet_sizes (list) – Required packet sizes.

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

show_commands_at_teardown()

Allow subclass specific teardown logging additions.

tearDown()

Show various debug prints after each test

classmethod tearDownClass()

Perform final cleanup after running all tests in this test-case

test_buffer_boundary()

fragment header crossing buffer boundary

test_disabled()

reassembly disabled

test_duplicates()

duplicate fragments

test_invalid_frag_size()

fragment size not a multiple of 8

test_invalid_packet_size()

total packet size > 65535

test_long_fragment_chain()

long fragment chain

test_missing_upper()

missing upper layer

test_overlap1()

overlapping fragments case #1

test_overlap2()

overlapping fragments case #2

test_random()

random order reassembly

test_reassembly()

basic reassembly

test_reversed()

reverse order reassembly

test_timeout_cleanup()

timeout (cleanup)

test_timeout_inline()

timeout (inline)

verify_capture(capture, dropped_packet_indexes=[])

Verify captured packet strea .

Parameters

capture (list) – Captured packet stream.

class test_reassembly.TestIPv6SVReassembly(methodName='runTest')

Bases: framework.VppTestCase

IPv6 Shallow Virtual Reassembly

setUp()

Test setup - force timeout on existing reassemblies

classmethod setUpClass()

Perform class setup before running the testcase Remove shared memory files, start vpp and connect the vpp-api

tearDown()

Show various debug prints after each test

test_basic()

basic reassembly

test_lru()

reassembly reuses LRU element

test_timeout()

reassembly timeout