File do-not-make-ansiblegate-to-crash-on-python3-minions.patch of Package salt

From 5d465a5b392efa1b4df7870161b32e0125efa4af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pablo=20Su=C3=A1rez=20Hern=C3=A1ndez?=
 <psuarezhernandez@suse.com>
Date: Fri, 28 Jun 2019 15:17:56 +0100
Subject: [PATCH] Do not make ansiblegate to crash on Python3 minions

Fix pylint issues

Move MockTimedProc implementation to tests.support.mock

Add unit test for ansible caller
---
 salt/modules/ansiblegate.py            |   7 +-
 tests/support/mock.py                  | 128 +++++++++-------
 tests/unit/modules/test_ansiblegate.py | 201 +++++++++++++++++++++++++
 tests/unit/modules/test_cmdmod.py      |   1 +
 4 files changed, 280 insertions(+), 57 deletions(-)
 create mode 100644 tests/unit/modules/test_ansiblegate.py

diff --git a/salt/modules/ansiblegate.py b/salt/modules/ansiblegate.py
index 0279a26017..5d4b986ec2 100644
--- a/salt/modules/ansiblegate.py
+++ b/salt/modules/ansiblegate.py
@@ -160,6 +160,7 @@ class AnsibleModuleCaller:
         :param kwargs: keywords to the module
         :return:
         """
+        python_exec = "python3"
 
         module = self._resolver.load_module(module)
         if not hasattr(module, "main"):
@@ -182,9 +183,9 @@ class AnsibleModuleCaller:
             timeout=self.timeout,
         )
         proc_out.run()
-        proc_out_stdout = salt.utils.stringutils.to_str(proc_out.stdout)
+        proc_out_stdout = proc_out.stdout.decode()
         proc_exc = salt.utils.timed_subprocess.TimedProc(
-            [sys.executable, module.__file__],
+            [python_exec, module.__file__],
             stdin=proc_out_stdout,
             stdout=subprocess.PIPE,
             timeout=self.timeout,
@@ -298,7 +299,7 @@ def help(module=None, *args):
             'Available sections on module "{}"'.format(
                 module.__name__.replace("ansible.modules.", "")
             )
-        ] = list(doc)
+        ] = [i for i in doc.keys()]
     else:
         for arg in args:
             info = doc.get(arg)
diff --git a/tests/support/mock.py b/tests/support/mock.py
index 7ef02e0701..87d052c399 100644
--- a/tests/support/mock.py
+++ b/tests/support/mock.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """
     :codeauthor: Pedro Algarvio (pedro@algarvio.me)
 
@@ -14,7 +13,6 @@
 """
 # pylint: disable=unused-import,function-redefined,blacklisted-module,blacklisted-external-module
 
-from __future__ import absolute_import
 
 import collections
 import copy
@@ -42,8 +40,6 @@ from mock import (
     patch,
     sentinel,
 )
-
-# Import salt libs
 from salt.ext import six
 
 # pylint: disable=no-name-in-module,no-member
@@ -57,7 +53,7 @@ if sys.version_info < (3, 6) and __mock_version < (2,):
     raise ImportError("Please install mock>=2.0.0")
 
 
-class MockFH(object):
+class MockFH:
     def __init__(self, filename, read_data, *args, **kwargs):
         self.filename = filename
         self.read_data = read_data
@@ -89,7 +85,7 @@ class MockFH(object):
         """
         # Newline will always be a bytestring on PY2 because mock_open will have
         # normalized it to one.
-        newline = b"\n" if isinstance(read_data, six.binary_type) else "\n"
+        newline = b"\n" if isinstance(read_data, bytes) else "\n"
 
         read_data = [line + newline for line in read_data.split(newline)]
 
@@ -103,8 +99,7 @@ class MockFH(object):
             # newline that we added in the list comprehension.
             read_data[-1] = read_data[-1][:-1]
 
-        for line in read_data:
-            yield line
+        yield from read_data
 
     @property
     def write_calls(self):
@@ -126,18 +121,18 @@ class MockFH(object):
     def __check_read_data(self):
         if not self.__read_data_ok:
             if self.binary_mode:
-                if not isinstance(self.read_data, six.binary_type):
+                if not isinstance(self.read_data, bytes):
                     raise TypeError(
-                        "{0} opened in binary mode, expected read_data to be "
-                        "bytes, not {1}".format(
+                        "{} opened in binary mode, expected read_data to be "
+                        "bytes, not {}".format(
                             self.filename, type(self.read_data).__name__
                         )
                     )
             else:
                 if not isinstance(self.read_data, str):
                     raise TypeError(
-                        "{0} opened in non-binary mode, expected read_data to "
-                        "be str, not {1}".format(
+                        "{} opened in non-binary mode, expected read_data to "
+                        "be str, not {}".format(
                             self.filename, type(self.read_data).__name__
                         )
                     )
@@ -147,8 +142,8 @@ class MockFH(object):
     def _read(self, size=0):
         self.__check_read_data()
         if not self.read_mode:
-            raise IOError("File not open for reading")
-        if not isinstance(size, six.integer_types) or size < 0:
+            raise OSError("File not open for reading")
+        if not isinstance(size, int) or size < 0:
             raise TypeError("a positive integer is required")
 
         joined = self.empty_string.join(self.read_data_iter)
@@ -169,7 +164,7 @@ class MockFH(object):
         # TODO: Implement "size" argument
         self.__check_read_data()
         if not self.read_mode:
-            raise IOError("File not open for reading")
+            raise OSError("File not open for reading")
         ret = list(self.read_data_iter)
         self.__loc += sum(len(x) for x in ret)
         return ret
@@ -178,7 +173,7 @@ class MockFH(object):
         # TODO: Implement "size" argument
         self.__check_read_data()
         if not self.read_mode:
-            raise IOError("File not open for reading")
+            raise OSError("File not open for reading")
         try:
             ret = next(self.read_data_iter)
             self.__loc += len(ret)
@@ -189,7 +184,7 @@ class MockFH(object):
     def __iter__(self):
         self.__check_read_data()
         if not self.read_mode:
-            raise IOError("File not open for reading")
+            raise OSError("File not open for reading")
         while True:
             try:
                 ret = next(self.read_data_iter)
@@ -200,30 +195,22 @@ class MockFH(object):
 
     def _write(self, content):
         if not self.write_mode:
-            raise IOError("File not open for writing")
-        if six.PY2:
-            if isinstance(content, six.text_type):
-                # encoding intentionally not specified to force a
-                # UnicodeEncodeError when non-ascii unicode type is passed
-                content.encode()
-        else:
-            content_type = type(content)
-            if self.binary_mode and content_type is not bytes:
-                raise TypeError(
-                    "a bytes-like object is required, not '{0}'".format(
-                        content_type.__name__
-                    )
-                )
-            elif not self.binary_mode and content_type is not str:
-                raise TypeError(
-                    "write() argument must be str, not {0}".format(
-                        content_type.__name__
-                    )
+            raise OSError("File not open for writing")
+        content_type = type(content)
+        if self.binary_mode and content_type is not bytes:
+            raise TypeError(
+                "a bytes-like object is required, not '{}'".format(
+                    content_type.__name__
                 )
+            )
+        elif not self.binary_mode and content_type is not str:
+            raise TypeError(
+                "write() argument must be str, not {}".format(content_type.__name__)
+            )
 
     def _writelines(self, lines):
         if not self.write_mode:
-            raise IOError("File not open for writing")
+            raise OSError("File not open for writing")
         for line in lines:
             self._write(line)
 
@@ -234,26 +221,24 @@ class MockFH(object):
         pass
 
 
-class MockCall(object):
+class MockCall:
     def __init__(self, *args, **kwargs):
         self.args = args
         self.kwargs = kwargs
 
     def __repr__(self):
         # future lint: disable=blacklisted-function
-        ret = str("MockCall(")
+        ret = "MockCall("
         for arg in self.args:
-            ret += repr(arg) + str(", ")
+            ret += repr(arg) + ", "
         if not self.kwargs:
             if self.args:
                 # Remove trailing ', '
                 ret = ret[:-2]
         else:
-            for key, val in six.iteritems(self.kwargs):
-                ret += str("{0}={1}").format(
-                    salt.utils.stringutils.to_str(key), repr(val)
-                )
-        ret += str(")")
+            for key, val in self.kwargs.items():
+                ret += "{}={}".format(salt.utils.stringutils.to_str(key), repr(val))
+        ret += ")"
         return ret
         # future lint: enable=blacklisted-function
 
@@ -264,7 +249,7 @@ class MockCall(object):
         return self.args == other.args and self.kwargs == other.kwargs
 
 
-class MockOpen(object):
+class MockOpen:
     r'''
     This class can be used to mock the use of ``open()``.
 
@@ -379,7 +364,7 @@ class MockOpen(object):
             # .__class__() used here to preserve the dict class in the event that
             # an OrderedDict was used.
             new_read_data = read_data.__class__()
-            for key, val in six.iteritems(read_data):
+            for key, val in read_data.items():
                 try:
                     val = salt.utils.data.decode(val, to_str=True)
                 except TypeError:
@@ -424,7 +409,7 @@ class MockOpen(object):
             except IndexError:
                 # We've run out of file contents, abort!
                 raise RuntimeError(
-                    "File matching expression '{0}' opened more times than "
+                    "File matching expression '{}' opened more times than "
                     "expected".format(matched_pattern)
                 )
 
@@ -443,7 +428,7 @@ class MockOpen(object):
         except KeyError:
             # No matching glob in read_data, treat this as a file that does
             # not exist and raise the appropriate exception.
-            raise IOError(errno.ENOENT, "No such file or directory", name)
+            raise OSError(errno.ENOENT, "No such file or directory", name)
 
     def write_calls(self, path=None):
         """
@@ -451,7 +436,7 @@ class MockOpen(object):
         the results to files matching a given pattern.
         """
         ret = []
-        for filename, handles in six.iteritems(self.filehandles):
+        for filename, handles in self.filehandles.items():
             if path is None or fnmatch.fnmatch(filename, path):
                 for fh_ in handles:
                     ret.extend(fh_.write_calls)
@@ -463,19 +448,54 @@ class MockOpen(object):
         narrow the results to files matching a given pattern.
         """
         ret = []
-        for filename, handles in six.iteritems(self.filehandles):
+        for filename, handles in self.filehandles.items():
             if path is None or fnmatch.fnmatch(filename, path):
                 for fh_ in handles:
                     ret.extend(fh_.writelines_calls)
         return ret
 
 
-class MockTimedProc(object):
+class MockTimedProc:
+    """
+    Class used as a stand-in for salt.utils.timed_subprocess.TimedProc
+    """
+
+    class _Process:
+        """
+        Used to provide a dummy "process" attribute
+        """
+
+        def __init__(self, returncode=0, pid=12345):
+            self.returncode = returncode
+            self.pid = pid
+
+    def __init__(self, stdout=None, stderr=None, returncode=0, pid=12345):
+        if stdout is not None and not isinstance(stdout, bytes):
+            raise TypeError("Must pass stdout to MockTimedProc as bytes")
+        if stderr is not None and not isinstance(stderr, bytes):
+            raise TypeError("Must pass stderr to MockTimedProc as bytes")
+        self._stdout = stdout
+        self._stderr = stderr
+        self.process = self._Process(returncode=returncode, pid=pid)
+
+    def run(self):
+        pass
+
+    @property
+    def stdout(self):
+        return self._stdout
+
+    @property
+    def stderr(self):
+        return self._stderr
+
+
+class MockTimedProc:
     """
     Class used as a stand-in for salt.utils.timed_subprocess.TimedProc
     """
 
-    class _Process(object):
+    class _Process:
         """
         Used to provide a dummy "process" attribute
         """
diff --git a/tests/unit/modules/test_ansiblegate.py b/tests/unit/modules/test_ansiblegate.py
new file mode 100644
index 0000000000..61aad44b5c
--- /dev/null
+++ b/tests/unit/modules/test_ansiblegate.py
@@ -0,0 +1,201 @@
+#
+# Author: Bo Maryniuk <bo@suse.de>
+#
+# Copyright 2017 SUSE LLC
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+
+import salt.modules.ansiblegate as ansible
+import salt.utils.platform
+from salt.exceptions import LoaderError
+from salt.ext import six
+from tests.support.mixins import LoaderModuleMockMixin
+from tests.support.mock import MagicMock, MockTimedProc, patch
+from tests.support.unit import TestCase, skipIf
+
+try:
+    import pytest
+except ImportError as import_error:
+    pytest = None
+NO_PYTEST = not bool(pytest)
+
+
+@skipIf(NO_PYTEST, False)
+@skipIf(salt.utils.platform.is_windows(), "Not supported on Windows")
+class AnsiblegateTestCase(TestCase, LoaderModuleMockMixin):
+    def setUp(self):
+        self.resolver = ansible.AnsibleModuleResolver({})
+        self.resolver._modules_map = {
+            "one.two.three": os.sep + os.path.join("one", "two", "three.py"),
+            "four.five.six": os.sep + os.path.join("four", "five", "six.py"),
+            "three.six.one": os.sep + os.path.join("three", "six", "one.py"),
+        }
+
+    def tearDown(self):
+        self.resolver = None
+
+    def setup_loader_modules(self):
+        return {ansible: {}}
+
+    def test_ansible_module_help(self):
+        """
+        Test help extraction from the module
+        :return:
+        """
+
+        class Module:
+            """
+            An ansible module mock.
+            """
+
+            __name__ = "foo"
+            DOCUMENTATION = """
+---
+one:
+   text here
+---
+two:
+   text here
+description:
+   describe the second part
+        """
+
+        with patch.object(ansible, "_resolver", self.resolver), patch.object(
+            ansible._resolver, "load_module", MagicMock(return_value=Module())
+        ):
+            ret = ansible.help("dummy")
+            assert sorted(
+                ret.get('Available sections on module "{}"'.format(Module().__name__))
+            ) == ["one", "two"]
+            assert ret.get("Description") == "describe the second part"
+
+    def test_module_resolver_modlist(self):
+        """
+        Test Ansible resolver modules list.
+        :return:
+        """
+        assert self.resolver.get_modules_list() == [
+            "four.five.six",
+            "one.two.three",
+            "three.six.one",
+        ]
+        for ptr in ["five", "fi", "ve"]:
+            assert self.resolver.get_modules_list(ptr) == ["four.five.six"]
+        for ptr in ["si", "ix", "six"]:
+            assert self.resolver.get_modules_list(ptr) == [
+                "four.five.six",
+                "three.six.one",
+            ]
+        assert self.resolver.get_modules_list("one") == [
+            "one.two.three",
+            "three.six.one",
+        ]
+        assert self.resolver.get_modules_list("one.two") == ["one.two.three"]
+        assert self.resolver.get_modules_list("four") == ["four.five.six"]
+
+    def test_resolver_module_loader_failure(self):
+        """
+        Test Ansible module loader.
+        :return:
+        """
+        mod = "four.five.six"
+        with pytest.raises(ImportError) as import_error:
+            self.resolver.load_module(mod)
+
+        mod = "i.even.do.not.exist.at.all"
+        with pytest.raises(LoaderError) as loader_error:
+            self.resolver.load_module(mod)
+
+    def test_resolver_module_loader(self):
+        """
+        Test Ansible module loader.
+        :return:
+        """
+        with patch("salt.modules.ansiblegate.importlib", MagicMock()), patch(
+            "salt.modules.ansiblegate.importlib.import_module", lambda x: x
+        ):
+            assert (
+                self.resolver.load_module("four.five.six")
+                == "ansible.modules.four.five.six"
+            )
+
+    def test_resolver_module_loader_import_failure(self):
+        """
+        Test Ansible module loader failure.
+        :return:
+        """
+        with patch("salt.modules.ansiblegate.importlib", MagicMock()), patch(
+            "salt.modules.ansiblegate.importlib.import_module", lambda x: x
+        ):
+            with pytest.raises(LoaderError) as loader_error:
+                self.resolver.load_module("something.strange")
+
+    def test_virtual_function(self):
+        """
+        Test Ansible module __virtual__ when ansible is not installed on the minion.
+        :return:
+        """
+        with patch("salt.modules.ansiblegate.ansible", None):
+            assert ansible.__virtual__() == "ansible"
+
+    def test_ansible_module_call(self):
+        """
+        Test Ansible module call from ansible gate module
+
+        :return:
+        """
+
+        class Module:
+            """
+            An ansible module mock.
+            """
+
+            __name__ = "one.two.three"
+            __file__ = "foofile"
+
+            def main():
+                pass
+
+        ANSIBLE_MODULE_ARGS = '{"ANSIBLE_MODULE_ARGS": ["arg_1", {"kwarg1": "foobar"}]}'
+
+        proc = MagicMock(
+            side_effect=[
+                MockTimedProc(stdout=ANSIBLE_MODULE_ARGS.encode(), stderr=None),
+                MockTimedProc(stdout=b'{"completed": true}', stderr=None),
+            ]
+        )
+
+        with patch.object(ansible, "_resolver", self.resolver), patch.object(
+            ansible._resolver, "load_module", MagicMock(return_value=Module())
+        ):
+            _ansible_module_caller = ansible.AnsibleModuleCaller(ansible._resolver)
+            with patch("salt.utils.timed_subprocess.TimedProc", proc):
+                ret = _ansible_module_caller.call(
+                    "one.two.three", "arg_1", kwarg1="foobar"
+                )
+                proc.assert_any_call(
+                    [
+                        "echo",
+                        '{"ANSIBLE_MODULE_ARGS": {"kwarg1": "foobar", "_raw_params": "arg_1"}}',
+                    ],
+                    stdout=-1,
+                    timeout=1200,
+                )
+                proc.assert_any_call(
+                    ["python3", "foofile"],
+                    stdin=ANSIBLE_MODULE_ARGS,
+                    stdout=-1,
+                    timeout=1200,
+                )
+                assert ret == {"completed": True, "timeout": 1200}
diff --git a/tests/unit/modules/test_cmdmod.py b/tests/unit/modules/test_cmdmod.py
index 15b97f8568..f3348bc379 100644
--- a/tests/unit/modules/test_cmdmod.py
+++ b/tests/unit/modules/test_cmdmod.py
@@ -24,6 +24,7 @@ DEFAULT_SHELL = "foo/bar"
 MOCK_SHELL_FILE = "# List of acceptable shells\n" "\n" "/bin/bash\n"
 
 
+@skipIf(NO_MOCK, NO_MOCK_REASON)
 class CMDMODTestCase(TestCase, LoaderModuleMockMixin):
     """
     Unit tests for the salt.modules.cmdmod module
-- 
2.29.2
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