Add Iptables helper

Signed-off-by: Dmitriy Zayakin <d.zayakin@yadro.com>

src/frostfs_testlib/cli/frostfs_cli/object.py

@@ -351,3 +351,45 @@ class FrostfsCliObject(CliCommand):
             "object search",
             **{param: value for param, value in locals().items() if param not in ["self"]},
         )
+
+    def nodes(
+        self,
+        rpc_endpoint: str,
+        wallet: str,
+        cid: str,
+        address: Optional[str] = None,
+        bearer: Optional[str] = None,
+        generate_key: Optional = None,
+        oid: Optional[str] = None,
+        trace: bool = False,
+        root: bool = False,
+        verify_presence_all: bool = False,
+        ttl: Optional[int] = None,
+        xhdr: Optional[dict] = None,
+        timeout: Optional[str] = None,
+    ) -> CommandResult:
+        """
+        Search object nodes.
+
+        Args:
+            address: Address of wallet account.
+            bearer: File with signed JSON or binary encoded bearer token.
+            cid: Container ID.
+            generate_key: Generate new private key.
+            oid: Object ID.
+            trace: Generate trace ID and print it.
+            root: Search for user objects.
+            rpc_endpoint: Remote node address (as 'multiaddr' or '<host>:<port>').
+            verify_presence_all: Verify the actual presence of the object on all netmap nodes.
+            ttl: TTL value in request meta header (default 2).
+            wallet: WIF (NEP-2) string or path to the wallet or binary key.
+            xhdr: Dict with request X-Headers.
+            timeout: Timeout for the operation (default 15s).
+
+        Returns:
+            Command's result.
+        """
+        return self._execute(
+            "object nodes",
+            **{param: value for param, value in locals().items() if param not in ["self"]},
+        )