[#91] Failover enhancements

Signed-off-by: Andrey Berezin <a.berezin@yadro.com>

src/frostfs_testlib/cli/frostfs_cli/cli.py

@@ -8,6 +8,7 @@ from frostfs_testlib.cli.frostfs_cli.object import FrostfsCliObject
 from frostfs_testlib.cli.frostfs_cli.session import FrostfsCliSession
 from frostfs_testlib.cli.frostfs_cli.shards import FrostfsCliShards
 from frostfs_testlib.cli.frostfs_cli.storagegroup import FrostfsCliStorageGroup
+from frostfs_testlib.cli.frostfs_cli.tree import FrostfsCliTree
 from frostfs_testlib.cli.frostfs_cli.util import FrostfsCliUtil
 from frostfs_testlib.cli.frostfs_cli.version import FrostfsCliVersion
 from frostfs_testlib.shell import Shell
@@ -36,3 +37,4 @@ class FrostfsCli:
         self.storagegroup = FrostfsCliStorageGroup(shell, frostfs_cli_exec_path, config=config_file)
         self.util = FrostfsCliUtil(shell, frostfs_cli_exec_path, config=config_file)
         self.version = FrostfsCliVersion(shell, frostfs_cli_exec_path, config=config_file)
+        self.tree = FrostfsCliTree(shell, frostfs_cli_exec_path, config=config_file)

src/frostfs_testlib/cli/frostfs_cli/tree.py

@@ -0,0 +1,29 @@
+from typing import Optional
+
+from frostfs_testlib.cli.cli_command import CliCommand
+from frostfs_testlib.shell import CommandResult
+
+
+class FrostfsCliTree(CliCommand):
+    def healthcheck(
+        self,
+        wallet: Optional[str] = None,
+        rpc_endpoint: Optional[str] = None,
+        timeout: Optional[str] = None,
+    ) -> CommandResult:
+        """Get internal balance of FrostFS account
+
+        Args:
+            address: Address of wallet account.
+            owner: Owner of balance account (omit to use owner from private key).
+            rpc_endpoint: Remote node address (as 'multiaddr' or '<host>:<port>').
+            wallet: WIF (NEP-2) string or path to the wallet or binary key.
+
+        Returns:
+            Command's result.
+
+        """
+        return self._execute(
+            "tree healthcheck",
+            **{param: value for param, value in locals().items() if param not in ["self"]},
+        )