From 5f77ccf91eb402c548fc91b2e080a4b2b86f4181 Mon Sep 17 00:00:00 2001
From: Christian Breunig <christian@breunig.cc>
Date: Sat, 15 Jul 2023 20:12:56 +0200
Subject: T5195: vyos.util -> vyos.utils package refactoring part #2

---
 python/vyos/utils/misc.py | 66 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 python/vyos/utils/misc.py

(limited to 'python/vyos/utils/misc.py')

diff --git a/python/vyos/utils/misc.py b/python/vyos/utils/misc.py
new file mode 100644
index 000000000..d82655914
--- /dev/null
+++ b/python/vyos/utils/misc.py
@@ -0,0 +1,66 @@
+# Copyright 2023 VyOS maintainers and contributors <maintainers@vyos.io>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+def begin(*args):
+    """
+    Evaluate arguments in order and return the result of the *last* argument.
+    For combining multiple expressions in one statement. Useful for lambdas.
+    """
+    return args[-1]
+
+def begin0(*args):
+    """
+    Evaluate arguments in order and return the result of the *first* argument.
+    For combining multiple expressions in one statement. Useful for lambdas.
+    """
+    return args[0]
+
+def install_into_config(conf, config_paths, override_prompt=True):
+    # Allows op-mode scripts to install values if called from an active config session
+    # config_paths: dict of config paths
+    # override_prompt: if True, user will be prompted before existing nodes are overwritten
+    if not config_paths:
+        return None
+
+    from vyos.config import Config
+    from vyos.utils.io import ask_yes_no
+    from vyos.utils.process import cmd
+    if not Config().in_session():
+        print('You are not in configure mode, commands to install manually from configure mode:')
+        for path in config_paths:
+            print(f'set {path}')
+        return None
+
+    count = 0
+    failed = []
+
+    for path in config_paths:
+        if override_prompt and conf.exists(path) and not conf.is_multi(path):
+            if not ask_yes_no(f'Config node "{node}" already exists. Do you want to overwrite it?'):
+                continue
+
+        try:
+            cmd(f'/opt/vyatta/sbin/my_set {path}')
+            count += 1
+        except:
+            failed.append(path)
+
+    if failed:
+        print(f'Failed to install {len(failed)} value(s). Commands to manually install:')
+        for path in failed:
+            print(f'set {path}')
+
+    if count > 0:
+        print(f'{count} value(s) installed. Use "compare" to see the pending changes, and "commit" to apply.')
-- 
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