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Diffstat (limited to 'src/ansiblelint/rules/no_log_password.py')
| -rw-r--r-- | src/ansiblelint/rules/no_log_password.py | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/src/ansiblelint/rules/no_log_password.py b/src/ansiblelint/rules/no_log_password.py new file mode 100644 index 0000000..bba2415 --- /dev/null +++ b/src/ansiblelint/rules/no_log_password.py @@ -0,0 +1,265 @@ +# Copyright 2018, Rackspace US, Inc. +# +# 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. + +"""NoLogPasswordsRule used with ansible-lint.""" +from __future__ import annotations + +import sys +from typing import TYPE_CHECKING, Any + +from ansiblelint.rules import AnsibleLintRule +from ansiblelint.utils import convert_to_boolean + +if TYPE_CHECKING: + from ansiblelint.file_utils import Lintable + + +class NoLogPasswordsRule(AnsibleLintRule): + """Password should not be logged.""" + + id = "no-log-password" + description = ( + "When passing password argument you should have no_log configured " + "to a non False value to avoid accidental leaking of secrets." + ) + severity = "LOW" + tags = ["opt-in", "security", "experimental"] + version_added = "v5.0.9" + + def matchtask( + self, task: dict[str, Any], file: Lintable | None = None + ) -> bool | str: + if task["action"]["__ansible_module_original__"] == "ansible.builtin.user" and ( + (task["action"].get("password_lock") or task["action"].get("password_lock")) + and not task["action"].get("password") + ): + has_password = False + else: + for param in task["action"].keys(): + if "password" in param: + has_password = True + break + else: + has_password = False + + has_loop = [key for key in task if key.startswith("with_") or key == "loop"] + # No no_log and no_log: False behave the same way + # and should return a failure (return True), so we + # need to invert the boolean + no_log = task.get("no_log", False) + + if ( + isinstance(no_log, str) + and no_log.startswith("{{") + and no_log.endswith("}}") + ): + # we cannot really evaluate jinja expressions + return False + + return bool( + has_password and not convert_to_boolean(no_log) and len(has_loop) > 0 + ) + + +if "pytest" in sys.modules: # noqa: C901 + import pytest + + from ansiblelint.testing import RunFromText # pylint: disable=ungrouped-imports + + NO_LOG_UNUSED = """ +- name: Test + hosts: all + tasks: + - name: Succeed when no_log is not used but no loop present + ansible.builtin.user: + name: john_doe + password: "wow" + state: absent +""" + + NO_LOG_FALSE = """ +- hosts: all + tasks: + - name: Use of jinja for no_log is valid + user: + name: john_doe + user_password: "{{ item }}" + state: absent + no_log: "{{ False }}" + - name: Fail when no_log is set to False + user: + name: john_doe + user_password: "{{ item }}" + state: absent + with_items: + - wow + - now + no_log: False + - name: Fail when no_log is set to False + ansible.builtin.user: + name: john_doe + user_password: "{{ item }}" + state: absent + with_items: + - wow + - now + no_log: False +""" + + NO_LOG_NO = """ +- hosts: all + tasks: + - name: Fail when no_log is set to no + user: + name: john_doe + password: "{{ item }}" + state: absent + no_log: no + loop: + - wow + - now +""" + + PASSWORD_WITH_LOCK = """ +- hosts: all + tasks: + - name: Fail when password is set and password_lock is true + user: + name: "{{ item }}" + password: "wow" + password_lock: true + with_random_choice: + - ansible + - lint +""" + + NO_LOG_YES = """ +- hosts: all + tasks: + - name: Succeed when no_log is set to yes + with_list: + - name: user + password: wow + - password: now + name: ansible + user: + name: "{{ item.name }}" + password: "{{ item.password }}" + state: absent + no_log: yes +""" + + NO_LOG_TRUE = """ +- hosts: all + tasks: + - name: Succeed when no_log is set to True + user: + name: john_doe + user_password: "{{ item }}" + state: absent + no_log: True + loop: + - wow + - now +""" + + PASSWORD_LOCK_YES = """ +- hosts: all + tasks: + - name: Succeed when only password locking account + user: + name: "{{ item }}" + password_lock: yes + # user_password: "this is a comment, not a password" + with_list: + - ansible + - lint +""" + + PASSWORD_LOCK_FALSE = """ +- hosts: all + tasks: + - name: Succeed when password_lock is false and password is not used + user: + name: lint + password_lock: False +""" + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_unused(rule_runner: RunFromText) -> None: + """The task does not use no_log but also no loop.""" + results = rule_runner.run_playbook(NO_LOG_UNUSED) + assert len(results) == 0 + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_false(rule_runner: RunFromText) -> None: + """The task sets no_log to false.""" + results = rule_runner.run_playbook(NO_LOG_FALSE) + assert len(results) == 2 + for result in results: + assert result.rule.id == "no-log-password" + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_no(rule_runner: RunFromText) -> None: + """The task sets no_log to no.""" + results = rule_runner.run_playbook(NO_LOG_NO) + assert len(results) == 1 + assert results[0].rule.id == "no-log-password" + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_password_with_lock(rule_runner: RunFromText) -> None: + """The task sets a password but also lock the user.""" + results = rule_runner.run_playbook(PASSWORD_WITH_LOCK) + assert len(results) == 1 + assert results[0].rule.id == "no-log-password" + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_yes(rule_runner: RunFromText) -> None: + """The task sets no_log to yes.""" + results = rule_runner.run_playbook(NO_LOG_YES) + assert len(results) == 0 + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_true(rule_runner: RunFromText) -> None: + """The task sets no_log to true.""" + results = rule_runner.run_playbook(NO_LOG_TRUE) + assert len(results) == 0 + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_no_log_password_lock_yes(rule_runner: RunFromText) -> None: + """The task only locks the user.""" + results = rule_runner.run_playbook(PASSWORD_LOCK_YES) + assert len(results) == 0 + + @pytest.mark.parametrize( + "rule_runner", (NoLogPasswordsRule,), indirect=["rule_runner"] + ) + def test_password_lock_false(rule_runner: RunFromText) -> None: + """The task does not actually lock the user.""" + results = rule_runner.run_playbook(PASSWORD_LOCK_FALSE) + assert len(results) == 0 |