Commit Graph

253 Commits

Author SHA1 Message Date
Joe Testa 8190fe59d0 Added implementation for DHEat denial-of-service attack (CVE-2002-20001). (#211, #217) 2024-04-18 13:58:13 -04:00
Joe Testa 6497213900 Fixed docker tests. 2020-10-11 14:41:58 -04:00
Ganden Schaffner b15664929f
Improve PyPI packaging (#71)
* Move files for better setup.py packaging

* Update setup.py and configs for src layout

* Run tests on setup.py build

In effect, this tests that the setup.py configuration is correct.

coverage combine and coverage:paths are added to keep the displayed
coverage paths as src/ssh_audit/*.py instead of
.tox/$envname/**/site-packages/ssh_audit/*.py

* Remove unnecessary encoding declarations

Python 3 defaults to UTF-8 encoding.
https://docs.python.org/3/reference/lexical_analysis.html#encoding-declarations

* Remove shebang from colorama type stubs

Shouldn't need to be an executable.
Related: git has this file tracked as chmod -x.
2020-10-11 14:03:02 -04:00
Jürgen Gmach cd58a6180f
Remove unused variables (#68)
When you get multiple values from unpacking, and you do not need all of
them, there is the convention to assign `_` to the unused ones.

modified:   ssh-audit.py
2020-10-01 19:48:07 -04:00
Joe Testa 2a87860e84 Added 1 new cipher: des-cbc@ssh.com. Bumped version. 2020-09-29 15:03:41 -04:00
Joe Testa dc0a959402 Use brighter colors on Windows for better readability. Disable unicode characters on Windows since the default terminal does not display them properly. 2020-09-27 19:29:29 -04:00
Joe Testa 632adc076a Policy check output now prints port number, if applicable. 2020-09-27 11:48:15 -04:00
Joe Testa 4cae6aff43 Added 6 new host key types: 'spi-sign-rsa', 'ssh-ed448', 'x509v3-ecdsa-sha2-nistp256', 'x509v3-ecdsa-sha2-nistp384', 'x509v3-ecdsa-sha2-nistp521', 'x509v3-rsa2048-sha256'. Added 5 new key exchanges: 'gss-group14-sha256-', 'gss-group15-sha512-', 'gss-group16-sha512-', 'gss-nistp256-sha256-', 'gss-curve25519-sha256-'. 2020-09-26 19:32:19 -04:00
Joe Testa 1123ac718c Send peer a list of supported algorithms after the banner exchange. Fixes not only the weird case of an ssh-audit client hanging against an ssh-audit server, but perhaps some real-world hangs as well. 2020-08-11 20:11:42 -04:00
Joe Testa 6d84cfdc31 Updated program return values for various connection error instances and unknown errors. 2020-08-11 19:45:59 -04:00
Joe Testa c7ad1828d8 Fixed return value processing and mypy warning in algorithm_lookup(). Updated help listing, man page, and README. 2020-08-11 19:28:53 -04:00
thecliguy 86cb453928
Algorithm lookup (#53)
* Adding ssh-audit.py to algorithm_lookup_branch

* Removed the use of an error handler from algorithm_lookup and implemented suggestions made by jugmac00 and jtesta
2020-08-11 19:02:35 -04:00
Joe Testa 936acfa37d Added more structure to JSON result when policy errors are found. 2020-07-29 12:36:08 -04:00
Joe Testa 6a7bed06d7 Added two new key exchanges: 'kexAlgoCurve25519SHA256' and 'Curve25519SHA256'. 2020-07-28 21:17:29 -04:00
Joe Testa 41e69dd6f2 Alphabetized options in usage message and README. 2020-07-16 12:07:02 -04:00
Joe Testa 8051078524 When a list of targets is provided (-T), skip empty lines. 2020-07-16 10:19:36 -04:00
Joe Testa 68a420ff00 Added policy support for optional host key types, like certificates and smart card-based types. 2020-07-15 14:32:14 -04:00
Joe Testa 17f5eb0b38 Added -L option to list built-in policies. 2020-07-14 19:38:10 -04:00
Joe Testa b95969bbc0 Policy output now more clearly prints the policy version. 2020-07-14 17:38:15 -04:00
Joe Testa 8fb07edafd Added 'client policy' field in policy files to distinguish server from client policies. 2020-07-14 17:14:47 -04:00
Joe Testa b27d768c79 Print client IP in output when doing policy audits. 2020-07-14 14:01:08 -04:00
Joe Testa 85f14720cb Added 3 new host keys: ssh-gost2001, ssh-gost2012-256, and ssh-gost2012-512. 2020-07-14 10:43:18 -04:00
Jürgen Gmach 1410894f45
Update description for `targets` argument (#48)
`targets` takes a file containing a list of target hosts, one on each
line.

Added required format, ie HOST:PORT.

modified:   ssh-audit.py
2020-07-14 10:35:54 -04:00
Joe Testa 381ba1a660 Now supports a list of targets with -T (#11). 2020-07-13 18:39:05 -04:00
Joe Testa f80e3f22ce Now returns -1 when an uncaught exception is found. 2020-07-07 16:31:44 -04:00
Joe Testa 49bd2c96a8 Added return values for standard scans. 2020-07-07 15:56:37 -04:00
Joe Testa 1faa24ad86 Do not accidentally overwrite policies when creating new policy with -M. 2020-07-06 16:15:26 -04:00
Joe Testa adc1007d7d Mark 'gss-group1-sha1-' kex as failure due to 1024-bit modulus. 2020-07-04 09:41:46 -04:00
Joe Testa d717f86238 Added check for use-after-free vulnerability in PuTTY v0.73. 2020-07-03 15:07:34 -04:00
Jürgen Gmach bf1fbbfa43
Fix RuntimeError for the JSON export (#44)
* Fix RuntimeError for the JSON export

It is never a good idea to modify an iterable while iterating over it.

Copying the iterable fixes #41

modified:   ssh-audit.py

* Add test case for #41

new file:   test/test_build_struct.py

* Fix linting error

modified:   test/test_build_struct.py
2020-07-03 14:56:46 -04:00
Joe Testa 282770e698 Added 'ssh-dss-sha256@ssh.com' host key type, 'crypticore128@ssh.com' and 'seed-cbc@ssh.com' ciphers, and 'crypticore-mac@ssh.com' MAC. 2020-07-01 14:32:55 -04:00
Joe Testa 01ec6b0b37 Removed header processing from policy checks, as this did not function the way users would expect. 2020-07-01 13:12:49 -04:00
Joe Testa 30f2b7690a Enabled the following mypy options: check_untyped_defs, disallow_untyped_defs, disallow_untyped_calls, disallow_incomplete_defs, disallow_untyped_decorators, disallow_untyped_decorators, strict_equality, and strict. 2020-07-01 13:00:44 -04:00
Joe Testa cabbe717d3 Added 'diffie-hellman-group1-sha256' kex. 2020-06-30 22:58:28 -04:00
Joe Testa d5ef967758 Upgraded 1024-bit modulus warning to failure. 2020-06-30 22:51:13 -04:00
Joe Testa dd44e2f010 Added policy checks (#10). 2020-06-30 15:53:50 -04:00
Joe Testa 8e71c2d66b Handle case of KexDH.recv_reply() returning None. 2020-06-27 23:59:15 -04:00
Jürgen Gmach da31c19d38
Re-enable mypy options (#43)
* Convert type comments to annotations

Notes:
- variable annotations are only possible for Python 3.6 and upwards

- class names as a result of a function have to be quoted
cf https://www.python.org/dev/peps/pep-0563/#enabling-the-future-behavior-in-python-3-7

This is ongoing work for #32

modified:   ssh-audit.py

* Do not use variable annotation

... as this feature works only for Python 3.6 and above only.

modified:   ssh-audit.py

* Re-enable strict_optional

`None` is a valid return type for mypy, even when you specify a certain
type. `strict_optional` makes sure that only the annotated return type
is actually returned.

modified:   tox.ini

* Re-enable `warn_unused_ignores`

Quote from mypy docs:
This flag will make mypy report an error whenever your code uses a
`# type: ignore` comment on a line that is not actually generating
 an error message.

modified:   tox.ini

* Re-enable `warn_return_any`

Quote from the documenation:
"This flag causes mypy to generate a warning when returning a value with
type Any from a function declared with a non-Any return type."

modified:   tox.ini

* Re-enable `warn_redundant_casts`

Quote from the documentation:
"This flag will make mypy report an error whenever your code uses an
unnecessary cast that can safely be removed."

modified:   tox.ini

* Remove `warn_incomplete_stub`

... as the documentation says
"This flag is mainly intended to be used by people who want contribute
to typeshed and would like a convenient way to find gaps and omissions."

modified:   tox.ini

* Re-enable `disallow_subclassing_any`

Quote from the documentation:
"This flag reports an error whenever a class subclasses a value of type
Any."

modified:   tox.ini

* Re-enable `follow_imports`

... and set it to `normal`.

For more information, see
https://mypy.readthedocs.io/en/latest/running_mypy.html#follow-imports

modified:   tox.ini

* Re-enable `ignore_missing_imports`

Quote from the documentation:
"This flag makes mypy ignore all missing imports. It is equivalent to
adding # type: ignore comments to all unresolved imports within your
codebase."

modified:   tox.ini

* Fix arguments for Kex initialization

`follows` has to be a boolean, but an int was provided.

This worked, as in Python boolean is a subtype of int.

modified:   ssh-audit.py

* Do not uncomment `check_untyped_defs` yet

modified:   tox.ini

* Change KexDH.__ed25519_pubkey's default type

It was initialized with 0 (int), and later it gets set with bytes.

Now, it gets initialized with None, and thus gets the type
Optional[bytes].

Optional means None or the named type.

modified:   ssh-audit.py

* Fix whitespace

modified:   tox.ini

* Add type annotation for main function

modified:   ssh-audit.py

* Add type annotation for KexDH.set_params

modified:   ssh-audit.py

* Add type annotation for Kex.set_rsa_key_size

modified:   ssh-audit.py

* Add type annotation for Kex.rsa_key_sizes

modified:   ssh-audit.py

* Add type annotation for Kex.set_dh_modulus_size

modified:   ssh-audit.py

* Add type annotation to Kex.dh_modulus_sizes

modified:   ssh-audit.py

* Add type annotation for Kex.set_host_key

modified:   ssh-audit.py

* Add type annotation for Kex.host_keys

modified:   ssh-audit.py

* Add type annotation for HostKeyTest.run

modified:   ssh-audit.py

* Add static typing to HostKeyTest.perform_test

This revealed a small oversight in the guard protecting the call to
perform_test.

modified:   ssh-audit.py

* Add type annotation for GexTest.reconnect

modified:   ssh-audit.py

* Add type annotation for GexTest.run

modified:   ssh-audit.py

* Add type annotation for ReadBuf.reset

modified:   ssh-audit.py

* Add type annoation for WriteBuf.reset

modified:   ssh-audit.py

* Add type annotation to Socket.listen_and_accept

modified:   ssh-audit.py

* Move comment for is_connected into docstring.

modified:   ssh-audit.py

* Add type annotation for Socket.is_connected

modified:   ssh-audit.py

* Add type annotation for Socket.close

modified:   ssh-audit.py

* Do not commit breakpoint

modified:   ssh-audit.py

* Add annotations for KexDH key size handling

modified:   ssh-audit.py

* Add type annotation for KexDH.get_ca_size

modified:   ssh-audit.py

* Add type annotation to output_info

modified:   ssh-audit.py

* Add type annotation for KexDH.__get_bytes

modified:   ssh-audit.py

* Add type annotation to KexGroup14.__init__

modified:   ssh-audit.py

* Add type annotation for KexGroup14_SHA256.__init__

modified:   ssh-audit.py

* Add type annotation for KexGroup16_SHA512.__init__

modified:   ssh-audit.py

* Add type annotation for KexGroup18_SHA512.__init__

modified:   ssh-audit.py

* Add type annotation for KexCurve25519_SHA256.__init__

modified:   ssh-audit.py

* Add type annotation for KexNISTP256.__init__

modified:   ssh-audit.py

* Add type annotations to several init methods

modified:   ssh-audit.py

* Add type annotataion for KexGroupExchange.send_init_gex

modified:   ssh-audit.py

* Add type annotation for KexGroupExchange.__init__

modified:   ssh-audit.py

* Add type annotation to KexCurve25519_SHA256.send_init

modified:   ssh-audit.py

* Add type annotation for KexNISTP256.sent_init

modified:   ssh-audit.py

* Add type annotation for KexNISTP384.send_init

modified:   ssh-audit.py

* Add type annotation for KexNISTP521.send_init

modified:   ssh-audit.py

* Add type annotation for KexGroupExchange.send_init

modified:   ssh-audit.py

* Add type annotation to KexDH.get_dh_modulus_size

modified:   ssh-audit.py

* Delete unused variables KexDH.__f and f_len

__f was initialized as int, then assigned to bytes, but never used.

f_len assigned an int, but not all.

modified:   ssh-audit.py

* Delete unused variables KexDH.__h_sig and h_sig_len

modified:   ssh-audit.py

* Add type annotation for KexDH.__hostkey_type

modified:   ssh-audit.py
2020-06-27 23:54:34 -04:00
Jürgen Gmach a75be9ab41
Convert type comments to annotations (#40)
* Convert type comments to annotations

Notes:
- variable annotations are only possible for Python 3.6 and upwards

- class names as a result of a function have to be quoted
cf https://www.python.org/dev/peps/pep-0563/#enabling-the-future-behavior-in-python-3-7

This is ongoing work for #32

modified:   ssh-audit.py

* Do not use variable annotation

... as this feature works only for Python 3.6 and above only.

modified:   ssh-audit.py
2020-06-26 17:51:08 -04:00
Jürgen Gmach 1f48e7c92b
Fix typing errors (#39)
* Remove obsolete option `strict_boolean`

It was removed back in 2018:
https://github.com/python/mypy/pull/5740/files

modified:   tox.ini

* Deactivate all mypy options

This still leaves 47 errors, which should be fixed one by one.

modified:   tox.ini

* Fix signature for `output`

`client_host` is either a str or None.

modified:   ssh-audit.py

* Fix return value for `output_recommendations`

It is a bool, not None.

modified:   ssh-audit.py

* Fix type comment for `output_fingerprints`

modified:   ssh-audit.py

* Fix type comment for `output_security`

modified:   ssh-audit.py

* Fix type comment for `output_security_sub`

modified:   ssh-audit.py

* Fix type comment for `output_compatibility`

modified:   ssh-audit.py

* Fix type comment for Socket.__init__

modified:   ssh-audit.py

* Simplify check for regex result

... which also fixes four typing errors.

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing errors by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix typing error by simplifying regex result check

modified:   ssh-audit.py

* Fix type comment for OutputBuffer.flush

modified:   ssh-audit.py

* Fix type comments for `output_algorithms`

modified:   ssh-audit.py

* Fix type comment for `output_algorithm`

modified:   ssh-audit.py

* Fix type comment for KexGroup14's init method

modified:   ssh-audit.py

* Fix type comment for KexDH's send_init

modified:   ssh-audit.py

* Fix type comment for KexDH's init method

modified:   ssh-audit.py

* Add explicit return value of None

Now this is odd. Python has an implicit return value of None for
`return`, but mypy does not infer that.

modified:   ssh-audit.py

* Fix type error for unknown_algorithms

modified:   ssh-audit.py

* Add type comment for Socket.__sock_map

modified:   ssh-audit.py

* Create type comment for Kex.__host_keys

modified:   ssh-audit.py

* Create type comment for Kex.__dh_modulus_sizes

modified:   ssh-audit.py

* Add type comment for Kex.__rsa_key_sizes

modified:   ssh-audit.py

* Fix type eror by adding type comment to temp variable

modified:   ssh-audit.py

* Fix type comments for Auditconf.__setattr__

modified:   ssh-audit.py

* Fix type error by simplifying branch logic

modified:   ssh-audit.py

* Do not skip type checks any more

Without additional strict options, there are zero type errors (down from
47).

modified:   tox.ini

* Annotate variables before tuple unpacking

modified:   ssh-audit.py

* Annotate variables before unpacking

modified:   ssh-audit.py

* Fix flake8 issues

modified:   ssh-audit.py
2020-06-16 22:54:39 -04:00
Jürgen Gmach 12f811cb5c
Remove `native text` converter (#38)
* Remove `native text` converter

This was only necessary with Python 2. After Python 2 removal, both
functions `to_ntext` and `to_utext` exactly did the same.

modified:   ssh-audit.py
modified:   test/test_utils.py

* Rename `to_utext` to `to_text`

... as in Python 3 there is only text (and bytes).

modified:   ssh-audit.py
modified:   test/test_utils.py
2020-06-16 22:50:07 -04:00
Jürgen Gmach ec1dda8d7f
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
2020-06-15 17:05:31 -04:00
Joe Testa 9463aab4f7 Disable Python2 tests. Fix pylint warnings. 2020-06-13 11:27:01 -04:00
Joe Testa 22ac41bfb8 Converted tab indents to spaces. 2020-06-12 21:01:10 -04:00
Jürgen Gmach 246a41d46f
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
2020-06-09 17:54:07 -04:00
Jürgen Gmach 29d874b450
Fix tox and finally make Travis green (#29)
* Ignore all flake8 warnings - one by one

Without ignoring, there are by far more than 1000 linting issues.

Fixing these warnings means possibly changing almost every line of
code, as single warnings can effect more than one line.

Doing this in one pull request is generally no good idea, and especially
not now, as the test suite is currently broken.

Instead of just deactivating flake8, or ignoring its exit code, the
warnings are ignored one by one.

This means, when one wants to work on the linting issues, one can just
remove one ignored warning, and fix the problems - which is not too much
work at once, and leads to an managable diff.

modified:   tox.ini

* Unpin dependencies for mypy run

... as they could not be installed due to compilation errors.

modified:   tox.ini

* Fix syntax error for mypy

When new code was added via
af663da838
the type hint was moved further down and so caused a syntax error, as
type hints have to follow the function declaration directly.

Now, the the type linter finally works and shows 187 errors.

modified:   ssh-audit.py

* Update .gitignore for mypy

modified:   .gitignore

* Let tox not fail on mypy errors

Currently, there are almost 200 typing related errors.

Instead of letting the tox run fail, the errors are still shown, but
the exit code gets ignored for now.

This way one can fix them one by one - if wanted.

modified:   tox.ini

* Let tox not fail on pylint errors

Currently, there are more than 100 linting related errors.

Most of them will be fixed when flake8 gets fixed.

Instead of letting the tox run fail, the errors are still shown, but the
exit code gets ignored for now.

This way, one can fix them one by one.

modified:   tox.ini

* Let vulture only fail on 100% confidence

Vulture is a tool to find dead code. Unlike Flake8, which also finds
unused imports and variables, Vulture does some guess work and finally
outputs a list of possible dead code with a confidence marker.

Already the first result ...
"ssh-audit.py:48: unused import 'Dict' (90% confidence)"
... is a false-positive.

As Flake8 also does a good job in detecting unused code, it makes not
much sense to let tox fail when vulture fails.

Instead of deactivating vulture, it was configured in a way to only
report results with 100% confidence.

modified:   tox.ini

* Make timeout_set optional

When timeout_set was introduced in
1ec13c653e
the tests were not updated, which instantiated the Socket class.

While the commit message read "A timeout can now be specified", the
code enforced a `timeout_set`.

`timeout_set` now is `False` by default.

modified:   ssh-audit.py

* Set default values for Socket's `ipvo` and `timeout`

Commit
f44663bfc4
introduced two new arguments to the Socket class, but did not update
the tests, which still relied on the socket class to only require two arguments.

While for `ipvo`the default of `None` is obvious, as in `__init__` it is
checked for it, for `timeout` it was not that obvious.

Luckily, in the README a default of 5 (seconds) is mentioned.

modified:   ssh-audit.py

* Un-comment exception handling

While working on commit
fd3a1f7d41
possibly it was forgotten to undo the commenting of the exception
handling for the case, when the Socket class was instantiated with a
missing `host` argument.

This broke the `test_invalid_host` test.

modified:   ssh-audit.py

* Skip `test_ssh2_server_simple` temporarily

After fixing all the other tests and make tox run again, there is one
failing test left, which unfortunately is not super easy to fix without
further research (at least not for me).

I marked `test_ssh2_server_simple` to be skipped in test runs
(temporarily), so at least, when working on new features, there is
working test suite, now.

modified:   test/test_ssh2.py

* Do not pin pytest and coverage version

... but do use pytest < 6, as this version will have a breaking change
with junit/Jenkins integration

Also see https://github.com/jtesta/ssh-audit/issues/34

* Drop unsupported Python versions

... except Python 2.7, as this will need also changes to the source
code, and this pull request is already big enough.

Also, support for Python 3.8 was added.

The Travis configuration was simplified a lot, by leveraging the tox
configuration.

Also, the mac builds have been dropped, as they all took almost an hour
each, they failed and I have no experience on how to fix them.

The `appveyor` build only has been updated to reflect the updated Python
versions, as I have no access to the status page and no experience with
this build environment.

Also, removed call to `coveralls`, which seems to be a leftover from
the old repository.

modified:   .appveyor.yml
modified:   .travis.yml
modified:   packages/setup.py
deleted:    test/tools/ci-linux.sh
modified:   tox.ini
2020-06-08 16:38:22 -04:00
Joe Testa edc363db60 Suppress recommendation of token host key types. 2020-05-31 11:42:06 -04:00
Joe Testa 4b314a55ef Added 2 new ciphers: AEAD_AES_128_GCM and AEAD_AES_256_GCM. 2020-03-24 14:12:15 -04:00
Joe Testa 4ffae85325 Added hmac-sha3-224 MAC. 2020-03-20 09:16:41 -04:00
Joe Testa 2c4fb971cd Added 1 new MAC: chacha20-poly1305@openssh.com. 2020-03-20 00:34:04 -04:00