From d964cec5e6aa807b75c7a4e7cdc5f11e54b2eda2 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 18:04:56 +0200
Subject: Adding upstream version 6.13.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/ansiblelint/rules/no_same_owner.py | 104 +++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/ansiblelint/rules/no_same_owner.py

(limited to 'src/ansiblelint/rules/no_same_owner.py')

diff --git a/src/ansiblelint/rules/no_same_owner.py b/src/ansiblelint/rules/no_same_owner.py
new file mode 100644
index 0000000..77c1b40
--- /dev/null
+++ b/src/ansiblelint/rules/no_same_owner.py
@@ -0,0 +1,104 @@
+"""Optional rule for avoiding keeping owner/group when transferring files."""
+from __future__ import annotations
+
+import re
+import sys
+from typing import TYPE_CHECKING, Any
+
+from ansible.utils.sentinel import Sentinel
+
+from ansiblelint.rules import AnsibleLintRule
+
+if TYPE_CHECKING:
+    from ansiblelint.file_utils import Lintable
+
+
+class NoSameOwnerRule(AnsibleLintRule):
+    """Do not preserve the owner and group when transferring files across hosts."""
+
+    id = "no-same-owner"
+    description = """
+Optional rule that highlights dangers of assuming that user/group on the remote
+machines may not exist on ansible controller or vice versa. Owner and group
+should not be preserved when transferring files between them.
+"""
+    severity = "LOW"
+    tags = ["opt-in"]
+
+    def matchtask(
+        self, task: dict[str, Any], file: Lintable | None = None
+    ) -> bool | str:
+        """Return matches for a task."""
+        action = task.get("action")
+        if not isinstance(action, dict):
+            return False
+
+        module = action["__ansible_module__"]
+
+        if module in ["synchronize", "ansible.posix.synchronize"]:
+            return self.handle_synchronize(task, action)
+
+        if module in ["unarchive", "ansible.builtin.unarchive"]:
+            return self.handle_unarchive(task, action)
+
+        return False
+
+    @staticmethod
+    def handle_synchronize(task: Any, action: dict[str, Any]) -> bool:
+        """Process a synchronize task."""
+        if task.get("delegate_to") != Sentinel:
+            return False
+
+        archive = action.get("archive", True)
+        if action.get("owner", archive) or action.get("group", archive):
+            return True
+        return False
+
+    @staticmethod
+    def handle_unarchive(task: Any, action: dict[str, Any]) -> bool:
+        """Process unarchive task."""
+        delegate_to = task.get("delegate_to")
+        if (
+            delegate_to == "localhost"
+            or delegate_to != "localhost"
+            and not action.get("remote_src")
+        ):
+            src = action.get("src")
+            if not isinstance(src, str):
+                return False
+
+            if src.endswith("zip"):
+                if "-X" in action.get("extra_opts", []):
+                    return True
+            if re.search(r".*\.tar(\.(gz|bz2|xz))?$", src):
+                if "--no-same-owner" not in action.get("extra_opts", []):
+                    return True
+        return False
+
+
+# testing code to be loaded only with pytest or when executed the rule file
+if "pytest" in sys.modules:
+    import pytest
+
+    from ansiblelint.rules import RulesCollection  # pylint: disable=ungrouped-imports
+    from ansiblelint.runner import Runner  # pylint: disable=ungrouped-imports
+
+    @pytest.mark.parametrize(
+        ("test_file", "failures"),
+        (
+            pytest.param(
+                "examples/roles/role_for_no_same_owner/tasks/fail.yml", 12, id="fail"
+            ),
+            pytest.param(
+                "examples/roles/role_for_no_same_owner/tasks/pass.yml", 0, id="pass"
+            ),
+        ),
+    )
+    def test_no_same_owner_rule(
+        default_rules_collection: RulesCollection, test_file: str, failures: int
+    ) -> None:
+        """Test rule matches."""
+        results = Runner(test_file, rules=default_rules_collection).run()
+        assert len(results) == failures
+        for result in results:
+            assert result.message == NoSameOwnerRule().shortdesc
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