Add state.sls_exists to ssh client

fixes: saltstack#66893

Signed-off-by: Olivier Mehani <shtrom@ssji.net>

salt/client/ssh/wrapper/state.py

@@ -1113,6 +1113,28 @@ def show_low_sls(mods, saltenv="base", test=None, **kwargs):
         return ret
 
 
+def sls_exists(mods, test=None, queue=None, **kwargs):
+    """
+    Tests for the existence the of a specific SLS or list of SLS files on the
+    master. Similar to :py:func:`state.show_sls <salt.modules.state.show_sls>`,
+    rather than returning state details, returns True or False. The default
+    environment is ``base``, use ``saltenv`` to specify a different environment.
+
+    .. versionadded:: 3008.0
+
+    saltenv
+        Specify a salt fileserver environment from which to look for the SLS files
+        specified in the ``mods`` argument
+
+    CLI Example:
+
+    .. code-block:: bash
+
+        salt '*' state.sls_exists core,edit.vim saltenv=dev
+    """
+    return isinstance(show_sls(mods, test=test, queue=queue, **kwargs), dict)
+
+
 def show_top(**kwargs):
     """
     Return the top data that the minion will use for a highstate

tests/integration/ssh/test_state.py

@@ -122,6 +122,16 @@ def test_state_show_sls(self):
         check_file = self.run_function("file.file_exists", [SSH_SLS_FILE], wipe=False)
         self.assertFalse(check_file)
 
+    def test_state_sls_exists(self):
+        """
+        test state.sls_exists with salt-ssh
+        """
+        ret = self.run_function("state.sls_exists", [SSH_SLS])
+        self.assertTrue(ret)
+
+        check_file = self.run_function("file.file_exists", [SSH_SLS_FILE], wipe=False)
+        self.assertFalse(check_file)
+
     def test_state_show_top(self):
         """
         test state.show_top with salt-ssh