realm: add methods for realm utility

realm utility is a tool manage enrollment in realm. This PR
is adding methods provided by realm utility.

sssd_test_framework/roles/client.py

@@ -9,6 +9,7 @@
 from ..utils.automount import AutomountUtils
 from ..utils.ldb import LDBUtils
 from ..utils.local_users import LocalUsersUtils
+from ..utils.realmd import Realmd
 from ..utils.sbus import DBUSDestination, DBUSKnownBus
 from ..utils.sss_override import SSSOverrideUtils
 from ..utils.sssctl import SSSCTLUtils
@@ -53,6 +54,11 @@ def __init__(self, *args, **kwargs) -> None:
         Call commands from sssctl.
         """
 
+        self.realmd: Realmd  = Realmd(self.host, self.fs)
+        """
+        Call commands from realmd.
+        """
+
         self.ldb: LDBUtils = LDBUtils(self.host)
         """
         Utility for ldb functions.

sssd_test_framework/utils/realmd.py

@@ -0,0 +1,110 @@
+"""Manage enrollment in realms"""
+
+from __future__ import annotations
+
+from pytest_mh import MultihostHost, MultihostUtility
+from pytest_mh.cli import CLIBuilder, CLIBuilderArgs
+from pytest_mh.conn import ProcessResult
+from pytest_mh.utils.fs import LinuxFileSystem
+
+__all__ = [
+    "realmdUtils",
+]
+
+
+class Realmd(MultihostUtility[MultihostHost]):
+    """
+    Call commands from realmd
+    """
+
+    def __init__(self, host: MultihostHost, fs: LinuxFileSystem) -> None:
+        super().__init__(host)
+
+        self.cli: CLIBuilder = self.host.cli
+        """Command line builder."""
+
+        self.fs: LinuxFileSystem = fs
+        """Filesystem utils."""
+
+    def discover(
+        self,
+        args: list[Any]| None = None,
+    ) -> ProcessResult:
+        """
+        Call ``realm discover `` with given arguments.
+
+        :param domain: Discover information about domains
+        :type domain: str,
+        :param args: additional arguments to pass to the discover operation
+        :type args: list,
+        """
+        if args is None:
+            args = []
+
+        return self.host.conn.exec(["realm", "discover", *args])
+
+    def leave(
+        self,
+        args: list[Any] | None = None
+    ) -> ProcessResult:
+        """
+        Call ``realm leave `` with given arguments.
+
+        :param args: additional arguments to pass to the leave operation
+        :type args: list,
+        """
+        if args is None:
+            args = []
+
+        return self.host.conn.exec(["realm", "leave", *args])
+
+    def join(
+        self,
+        domain: str,
+        args: list[Any] | None = None,
+        passwd: str | None = None,
+    ) -> ProcessResult:
+        """
+        Call ``realm join `` with given arguments.
+
+        :param domain: join information about domains
+        :type domain: str,
+        :param args: additional arguments to pass to the join operation
+        :type args: list,
+        """
+        if args is None:
+            args = []
+
+        return self.host.conn.exec(["realm", "join", "--verbose", *args, domain], input=passwd)
+
+    def list(
+        self,
+        args: list[Any] | None = None,
+    ) -> ProcessResult:
+        """
+        Call ``realm list `` with given arguments.
+        List all discovered, and configured realms
+
+        :param args: additional arguments to pass to the list operation
+        :type args: list,
+        """
+        if args is None:
+            args = []
+
+        return self.host.conn.exec(["realm", "list", *args])
+
+    def permit(
+        self,
+        args: list[Any] | None = None,
+    ) -> ProcessResult:
+        """
+        Call ``realm permit `` with given arguments.
+        Permit local login by users of the realm
+
+        :param args: permit information about domains
+        :type args: list,
+        """
+        if args is None:
+            args = []
+
+        return self.host.conn.exec(["realm", "permit", *args])