ssh-audit/test/test_ssh2.py

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Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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import os
import struct
import pytest
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from ssh_audit.auditconf import AuditConf
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from ssh_audit.outputbuffer import OutputBuffer
from ssh_audit.protocol import Protocol
from ssh_audit.readbuf import ReadBuf
from ssh_audit.ssh2_kex import SSH2_Kex
from ssh_audit.ssh2_kexparty import SSH2_KexParty
from ssh_audit.ssh_audit import audit
from ssh_audit.writebuf import WriteBuf
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# pylint: disable=line-too-long,attribute-defined-outside-init
Remove some more Python 2 leftovers (#37) * Remove mypy job for Python 2 modified: tox.ini * Remove Python 2 compatibility import modified: ssh-audit.py * Remove compatibility import for BytesIO and StringIO This is no longer necessary, as support for Python 2 was dropped. modified: ssh-audit.py * Remove `text-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove `binary-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove try-except block for typing ... as since Python 3.5 it is included in the standard library. modified: ssh-audit.py * Move typing import to top of module modified: ssh-audit.py * Remove obsolete encoding declaration modified: ssh-audit.py * Apply pyupgrade on ssh-audit.py pyupgrade is a tool which updates Python code to modern syntax modified: ssh-audit.py * Remove Python 2 compatibility from conftest.py modified: test/conftest.py * Remove Python 2 compatibility from test_auditconf.py modified: test/test_auditconf.py * Remove Python 2 compatibility from test_banner.py modified: test/test_banner.py * Remove Python 2 compatibility from test_buffer.py modified: test/test_buffer.py * Remove Python 2 compatibility from test_errors.py modified: test/test_errors.py * Remove Python 2 compatibility from test_output.py modified: test/test_output.py * Remove Python 2 compatibility from test_resolve.py modified: test/test_resolve.py * Remove Python 2 compatibility from test_socket.py modified: test/test_socket.py * Remove Python 2 compatibility from test_software.py modified: test/test_software.py * Remove Python 2 compatibility from test_ssh_algorithm.py modified: test/test_ssh_algorithm.py * Remove Python 2 compatibility from test_ssh1.py modified: test/test_ssh1.py * Remove Python 2 compatibility from test_ssh2.py modified: test/test_ssh2.py * Remove Python 2 compatibility and Py2 only tests ... from test_utils.py. modified: test/test_utils.py * Remove Python 2 compatibility from test_version_compare.py modified: test/test_version_compare.py * Remove Python 2 job from appveyor config This was done blindly, as it is unclear whether appveyor runs at all. modified: .appveyor.yml
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class TestSSH2:
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@pytest.fixture(autouse=True)
def init(self, ssh_audit):
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self.OutputBuffer = OutputBuffer
self.protocol = Protocol
self.ssh2_kex = SSH2_Kex
self.ssh2_kexparty = SSH2_KexParty
self.rbuf = ReadBuf
self.wbuf = WriteBuf
self.audit = audit
self.AuditConf = AuditConf
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def _conf(self):
conf = self.AuditConf('localhost', 22)
conf.colors = False
conf.batch = True
conf.verbose = True
conf.ssh1 = False
conf.ssh2 = True
return conf
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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@classmethod
def _create_ssh2_packet(cls, payload):
padding = -(len(payload) + 5) % 8
if padding < 4:
padding += 8
plen = len(payload) + padding + 1
pad_bytes = b'\x00' * padding
data = struct.pack('>Ib', plen, padding) + payload + pad_bytes
return data
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def _kex_payload(self):
w = self.wbuf()
w.write(b'\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff')
Remove some more Python 2 leftovers (#37) * Remove mypy job for Python 2 modified: tox.ini * Remove Python 2 compatibility import modified: ssh-audit.py * Remove compatibility import for BytesIO and StringIO This is no longer necessary, as support for Python 2 was dropped. modified: ssh-audit.py * Remove `text-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove `binary-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove try-except block for typing ... as since Python 3.5 it is included in the standard library. modified: ssh-audit.py * Move typing import to top of module modified: ssh-audit.py * Remove obsolete encoding declaration modified: ssh-audit.py * Apply pyupgrade on ssh-audit.py pyupgrade is a tool which updates Python code to modern syntax modified: ssh-audit.py * Remove Python 2 compatibility from conftest.py modified: test/conftest.py * Remove Python 2 compatibility from test_auditconf.py modified: test/test_auditconf.py * Remove Python 2 compatibility from test_banner.py modified: test/test_banner.py * Remove Python 2 compatibility from test_buffer.py modified: test/test_buffer.py * Remove Python 2 compatibility from test_errors.py modified: test/test_errors.py * Remove Python 2 compatibility from test_output.py modified: test/test_output.py * Remove Python 2 compatibility from test_resolve.py modified: test/test_resolve.py * Remove Python 2 compatibility from test_socket.py modified: test/test_socket.py * Remove Python 2 compatibility from test_software.py modified: test/test_software.py * Remove Python 2 compatibility from test_ssh_algorithm.py modified: test/test_ssh_algorithm.py * Remove Python 2 compatibility from test_ssh1.py modified: test/test_ssh1.py * Remove Python 2 compatibility from test_ssh2.py modified: test/test_ssh2.py * Remove Python 2 compatibility and Py2 only tests ... from test_utils.py. modified: test/test_utils.py * Remove Python 2 compatibility from test_version_compare.py modified: test/test_version_compare.py * Remove Python 2 job from appveyor config This was done blindly, as it is unclear whether appveyor runs at all. modified: .appveyor.yml
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w.write_list(['bogus_kex1', 'bogus_kex2']) # We use a bogus kex, otherwise the host key tests will kick off and fail.
w.write_list(['ssh-rsa', 'rsa-sha2-512', 'rsa-sha2-256', 'ssh-ed25519'])
w.write_list(['chacha20-poly1305@openssh.com', 'aes128-ctr', 'aes192-ctr', 'aes256-ctr', 'aes128-gcm@openssh.com', 'aes256-gcm@openssh.com', 'aes128-cbc', 'aes192-cbc', 'aes256-cbc'])
w.write_list(['chacha20-poly1305@openssh.com', 'aes128-ctr', 'aes192-ctr', 'aes256-ctr', 'aes128-gcm@openssh.com', 'aes256-gcm@openssh.com', 'aes128-cbc', 'aes192-cbc', 'aes256-cbc'])
w.write_list(['umac-64-etm@openssh.com', 'umac-128-etm@openssh.com', 'hmac-sha2-256-etm@openssh.com', 'hmac-sha2-512-etm@openssh.com', 'hmac-sha1-etm@openssh.com', 'umac-64@openssh.com', 'umac-128@openssh.com', 'hmac-sha2-256', 'hmac-sha2-512', 'hmac-sha1'])
w.write_list(['umac-64-etm@openssh.com', 'umac-128-etm@openssh.com', 'hmac-sha2-256-etm@openssh.com', 'hmac-sha2-512-etm@openssh.com', 'hmac-sha1-etm@openssh.com', 'umac-64@openssh.com', 'umac-128@openssh.com', 'hmac-sha2-256', 'hmac-sha2-512', 'hmac-sha1'])
w.write_list(['none', 'zlib@openssh.com'])
w.write_list(['none', 'zlib@openssh.com'])
w.write_list([''])
w.write_list([''])
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w.write_byte(False)
w.write_int(0)
return w.write_flush()
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def _kex_payload_with_gss(self):
w = self.wbuf()
w.write(b'\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff')
w.write_list(['gss-gex-sha1-dZuIebMjgUqaxvbF7hDbAw==', 'gss-gex-sha1-vz8J1E9PzLr8b1K+0remTg==', 'gss-group14-sha1-dZuIebMjgUqaxvbF7hDbAw==', 'gss-group14-sha1-vz8J1E9PzLr8b1K+0remTg==', 'gss-group14-sha256-dZuIebMjgUqaxvbF7hDbAw==', 'gss-group14-sha256-vz8J1E9PzLr8b1K+0remTg==', 'gss-group16-sha512-dZuIebMjgUqaxvbF7hDbAw==', 'gss-group16-sha512-vz8J1E9PzLr8b1K+0remTg==', 'gss-group18-sha512-dZuIebMjgUqaxvbF7hDbAw==', 'gss-group18-sha512-vz8J1E9PzLr8b1K+0remTg==', 'gss-group1-sha1-dZuIebMjgUqaxvbF7hDbAw==', 'gss-group1-sha1-vz8J1E9PzLr8b1K+0remTg==', 'gss-curve448-sha512-XXX'])
w.write_list(['ssh-ed25519'])
w.write_list(['chacha20-poly1305@openssh.com'])
w.write_list(['chacha20-poly1305@openssh.com'])
w.write_list(['hmac-sha2-512-etm@openssh.com'])
w.write_list(['hmac-sha2-512-etm@openssh.com'])
w.write_list(['none', 'zlib@openssh.com'])
w.write_list(['none', 'zlib@openssh.com'])
w.write_list([''])
w.write_list([''])
w.write_byte(False)
w.write_int(0)
return w.write_flush()
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def test_kex_read(self):
kex = self.ssh2_kex.parse(self.OutputBuffer, self._kex_payload())
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assert kex is not None
assert kex.cookie == b'\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff'
Remove some more Python 2 leftovers (#37) * Remove mypy job for Python 2 modified: tox.ini * Remove Python 2 compatibility import modified: ssh-audit.py * Remove compatibility import for BytesIO and StringIO This is no longer necessary, as support for Python 2 was dropped. modified: ssh-audit.py * Remove `text-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove `binary-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove try-except block for typing ... as since Python 3.5 it is included in the standard library. modified: ssh-audit.py * Move typing import to top of module modified: ssh-audit.py * Remove obsolete encoding declaration modified: ssh-audit.py * Apply pyupgrade on ssh-audit.py pyupgrade is a tool which updates Python code to modern syntax modified: ssh-audit.py * Remove Python 2 compatibility from conftest.py modified: test/conftest.py * Remove Python 2 compatibility from test_auditconf.py modified: test/test_auditconf.py * Remove Python 2 compatibility from test_banner.py modified: test/test_banner.py * Remove Python 2 compatibility from test_buffer.py modified: test/test_buffer.py * Remove Python 2 compatibility from test_errors.py modified: test/test_errors.py * Remove Python 2 compatibility from test_output.py modified: test/test_output.py * Remove Python 2 compatibility from test_resolve.py modified: test/test_resolve.py * Remove Python 2 compatibility from test_socket.py modified: test/test_socket.py * Remove Python 2 compatibility from test_software.py modified: test/test_software.py * Remove Python 2 compatibility from test_ssh_algorithm.py modified: test/test_ssh_algorithm.py * Remove Python 2 compatibility from test_ssh1.py modified: test/test_ssh1.py * Remove Python 2 compatibility from test_ssh2.py modified: test/test_ssh2.py * Remove Python 2 compatibility and Py2 only tests ... from test_utils.py. modified: test/test_utils.py * Remove Python 2 compatibility from test_version_compare.py modified: test/test_version_compare.py * Remove Python 2 job from appveyor config This was done blindly, as it is unclear whether appveyor runs at all. modified: .appveyor.yml
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assert kex.kex_algorithms == ['bogus_kex1', 'bogus_kex2']
assert kex.key_algorithms == ['ssh-rsa', 'rsa-sha2-512', 'rsa-sha2-256', 'ssh-ed25519']
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assert kex.client is not None
assert kex.server is not None
Remove some more Python 2 leftovers (#37) * Remove mypy job for Python 2 modified: tox.ini * Remove Python 2 compatibility import modified: ssh-audit.py * Remove compatibility import for BytesIO and StringIO This is no longer necessary, as support for Python 2 was dropped. modified: ssh-audit.py * Remove `text-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove `binary-type` compatibility layer ... as support for Python 2 was dropped already. modified: ssh-audit.py * Remove try-except block for typing ... as since Python 3.5 it is included in the standard library. modified: ssh-audit.py * Move typing import to top of module modified: ssh-audit.py * Remove obsolete encoding declaration modified: ssh-audit.py * Apply pyupgrade on ssh-audit.py pyupgrade is a tool which updates Python code to modern syntax modified: ssh-audit.py * Remove Python 2 compatibility from conftest.py modified: test/conftest.py * Remove Python 2 compatibility from test_auditconf.py modified: test/test_auditconf.py * Remove Python 2 compatibility from test_banner.py modified: test/test_banner.py * Remove Python 2 compatibility from test_buffer.py modified: test/test_buffer.py * Remove Python 2 compatibility from test_errors.py modified: test/test_errors.py * Remove Python 2 compatibility from test_output.py modified: test/test_output.py * Remove Python 2 compatibility from test_resolve.py modified: test/test_resolve.py * Remove Python 2 compatibility from test_socket.py modified: test/test_socket.py * Remove Python 2 compatibility from test_software.py modified: test/test_software.py * Remove Python 2 compatibility from test_ssh_algorithm.py modified: test/test_ssh_algorithm.py * Remove Python 2 compatibility from test_ssh1.py modified: test/test_ssh1.py * Remove Python 2 compatibility from test_ssh2.py modified: test/test_ssh2.py * Remove Python 2 compatibility and Py2 only tests ... from test_utils.py. modified: test/test_utils.py * Remove Python 2 compatibility from test_version_compare.py modified: test/test_version_compare.py * Remove Python 2 job from appveyor config This was done blindly, as it is unclear whether appveyor runs at all. modified: .appveyor.yml
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assert kex.client.encryption == ['chacha20-poly1305@openssh.com', 'aes128-ctr', 'aes192-ctr', 'aes256-ctr', 'aes128-gcm@openssh.com', 'aes256-gcm@openssh.com', 'aes128-cbc', 'aes192-cbc', 'aes256-cbc']
assert kex.server.encryption == ['chacha20-poly1305@openssh.com', 'aes128-ctr', 'aes192-ctr', 'aes256-ctr', 'aes128-gcm@openssh.com', 'aes256-gcm@openssh.com', 'aes128-cbc', 'aes192-cbc', 'aes256-cbc']
assert kex.client.mac == ['umac-64-etm@openssh.com', 'umac-128-etm@openssh.com', 'hmac-sha2-256-etm@openssh.com', 'hmac-sha2-512-etm@openssh.com', 'hmac-sha1-etm@openssh.com', 'umac-64@openssh.com', 'umac-128@openssh.com', 'hmac-sha2-256', 'hmac-sha2-512', 'hmac-sha1']
assert kex.server.mac == ['umac-64-etm@openssh.com', 'umac-128-etm@openssh.com', 'hmac-sha2-256-etm@openssh.com', 'hmac-sha2-512-etm@openssh.com', 'hmac-sha1-etm@openssh.com', 'umac-64@openssh.com', 'umac-128@openssh.com', 'hmac-sha2-256', 'hmac-sha2-512', 'hmac-sha1']
assert kex.client.compression == ['none', 'zlib@openssh.com']
assert kex.server.compression == ['none', 'zlib@openssh.com']
assert kex.client.languages == ['']
assert kex.server.languages == ['']
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assert kex.follows is False
assert kex.unused == 0
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def _get_empty_kex(self, cookie=None):
kex_algs, key_algs = [], []
enc, mac, compression, languages = [], [], ['none'], []
cli = self.ssh2_kexparty(enc, mac, compression, languages)
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enc, mac, compression, languages = [], [], ['none'], []
srv = self.ssh2_kexparty(enc, mac, compression, languages)
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if cookie is None:
cookie = os.urandom(16)
kex = self.ssh2_kex(self.OutputBuffer, cookie, kex_algs, key_algs, cli, srv, 0)
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return kex
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def _get_kex_variat1(self):
cookie = b'\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff'
kex = self._get_empty_kex(cookie)
kex.kex_algorithms.append('bogus_kex1')
kex.kex_algorithms.append('bogus_kex2')
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kex.key_algorithms.append('ssh-rsa')
kex.key_algorithms.append('rsa-sha2-512')
kex.key_algorithms.append('rsa-sha2-256')
kex.key_algorithms.append('ssh-ed25519')
kex.server.encryption.append('chacha20-poly1305@openssh.com')
kex.server.encryption.append('aes128-ctr')
kex.server.encryption.append('aes192-ctr')
kex.server.encryption.append('aes256-ctr')
kex.server.encryption.append('aes128-gcm@openssh.com')
kex.server.encryption.append('aes256-gcm@openssh.com')
kex.server.encryption.append('aes128-cbc')
kex.server.encryption.append('aes192-cbc')
kex.server.encryption.append('aes256-cbc')
kex.server.mac.append('umac-64-etm@openssh.com')
kex.server.mac.append('umac-128-etm@openssh.com')
kex.server.mac.append('hmac-sha2-256-etm@openssh.com')
kex.server.mac.append('hmac-sha2-512-etm@openssh.com')
kex.server.mac.append('hmac-sha1-etm@openssh.com')
kex.server.mac.append('umac-64@openssh.com')
kex.server.mac.append('umac-128@openssh.com')
kex.server.mac.append('hmac-sha2-256')
kex.server.mac.append('hmac-sha2-512')
kex.server.mac.append('hmac-sha1')
kex.server.compression.append('zlib@openssh.com')
for a in kex.server.encryption:
kex.client.encryption.append(a)
for a in kex.server.mac:
kex.client.mac.append(a)
for a in kex.server.compression:
if a == 'none':
continue
kex.client.compression.append(a)
return kex
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def test_key_payload(self):
kex1 = self._get_kex_variat1()
kex2 = self.ssh2_kex.parse(self.OutputBuffer, self._kex_payload())
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assert kex1.payload == kex2.payload
Flake8 fixes (#35) * Apply Flake8 also on `setup.py` modified: tox.ini * Fix W605 - invalid escape syntax modified: packages/setup.py modified: tox.ini * Update comment about Flake8: W504 W503 and W504 are mutual exclusive - so we have to keep one of them. modified: tox.ini * Fix F841 - variable assigned but never used modified: ssh-audit.py modified: tox.ini * Fix E741 - ambiguous variable name 'l' modified: ssh-audit.py modified: tox.ini * Fix E712 - comparison to False should be 'if cond is False' ... and not 'if conf == False'. modified: ssh-audit.py modified: tox.ini * Fix E711 - comparison to None should be 'if cond is not None' ... and not 'if cond != None'. modified: ssh-audit.py modified: tox.ini * Fix E305 - expected 2 blank lines ... after class or function definition, found 1. modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E303 - too many blank lines modified: ssh-audit.py modified: tox.ini * Fix E301 - expected 1 blank line, found 0 No code change necessary, probably fixed by another commit. modified: tox.ini * Fix E265 - block comment should start with '# ' There is lots of commented out code, which usually should be just deleted. I will keep it for now, as I am not yet very familiar with the code base. modified: ssh-audit.py modified: tox.ini * Fix E261 - at least two spaces before inline comment modified: ssh-audit.py modified: tox.ini * Fix E251 - unexpected spaces around keyword / parameter equals modified: packages/setup.py modified: tox.ini * Fix E231 - missing whitespace after ',' No code change necessary, probably fixed by previous commit. modified: tox.ini * Fix E226 - missing whitespace around arithmetic operator modified: ssh-audit.py modified: tox.ini * Fix W293 - blank line contains whitespace modified: ssh-audit.py modified: tox.ini * Fix E221 - multiple spaces before operator modified: ssh-audit.py modified: tox.ini * Update comment about Flake 8 E241 Lots of data is formatted as tables, so this warning is disabled for a good reason. modified: tox.ini * Fix E401 - multiple imports on one line modified: ssh-audit.py modified: tox.ini * Do not ignore Flake8 warning F401 ... as there were no errors in source code anyway. modified: tox.ini * Fix F821 - undefined name modified: ssh-audit.py modified: tox.ini * Reformat ignore section for Flake8 modified: tox.ini * Flake8 test suite modified: test/conftest.py modified: test/test_auditconf.py modified: test/test_banner.py modified: test/test_buffer.py modified: test/test_errors.py modified: test/test_output.py modified: test/test_resolve.py modified: test/test_socket.py modified: test/test_software.py modified: test/test_ssh1.py modified: test/test_ssh2.py modified: test/test_ssh_algorithm.py modified: test/test_utils.py modified: test/test_version_compare.py modified: tox.ini
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def test_ssh2_server_simple(self, output_spy, virtual_socket):
vsocket = virtual_socket
w = self.wbuf()
w.write_byte(self.protocol.MSG_KEXINIT)
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w.write(self._kex_payload())
vsocket.rdata.append(b'SSH-2.0-OpenSSH_7.3 ssh-audit-test\r\n')
vsocket.rdata.append(self._create_ssh2_packet(w.write_flush()))
output_spy.begin()
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out = self.OutputBuffer()
self.audit(out, self._conf())
out.write()
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lines = output_spy.flush()
assert len(lines) == 70
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def test_ssh2_server_invalid_first_packet(self, output_spy, virtual_socket):
vsocket = virtual_socket
w = self.wbuf()
w.write_byte(self.protocol.MSG_KEXINIT + 1)
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vsocket.rdata.append(b'SSH-2.0-OpenSSH_7.3 ssh-audit-test\r\n')
vsocket.rdata.append(self._create_ssh2_packet(w.write_flush()))
output_spy.begin()
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out = self.OutputBuffer()
ret = self.audit(out, self._conf())
out.write()
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assert ret != 0
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lines = output_spy.flush()
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assert len(lines) == 9
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assert 'unknown message' in lines[-1]
def test_ssh2_gss_kex(self, output_spy, virtual_socket):
'''Ensure that GSS kex algorithms are properly parsed.'''
vsocket = virtual_socket
w = self.wbuf()
w.write_byte(self.protocol.MSG_KEXINIT)
w.write(self._kex_payload_with_gss()) # Use the kex with GSS algorithms.
vsocket.rdata.append(b'SSH-2.0-OpenSSH_7.3 ssh-audit-test\r\n')
vsocket.rdata.append(self._create_ssh2_packet(w.write_flush()))
output_spy.begin()
out = self.OutputBuffer()
self.audit(out, self._conf())
out.write()
lines = output_spy.flush()
# Ensure that none of the lines are reported as "unknown algorithm".
for line in lines:
assert line.find('unknown algorithm') == -1