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-rw-r--r--python/vyos/util.py23
1 files changed, 23 insertions, 0 deletions
diff --git a/python/vyos/util.py b/python/vyos/util.py
index 1b16df76b..509b4ea00 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -968,3 +968,26 @@ def get_vrf_members(vrf: str) -> list:
if 'ifname' in data:
interfaces.append(data.get('ifname'))
return interfaces
+
+def read_saved_value(path: list):
+ from vyos.defaults import directories
+ config_file = os.path.join(directories['config'], 'config.boot')
+
+ if not isinstance(path, list) or not path:
+ return ''
+ from vyos.configtree import ConfigTree
+ try:
+ with open(config_file) as f:
+ config_string = f.read()
+ ct = ConfigTree(config_string)
+ except Exception:
+ return ''
+ if not ct.exists(path):
+ return ''
+ res = ct.return_values(path)
+ if len(res) == 1:
+ return res[0]
+ res = ct.list_nodes(path)
+ if len(res) == 1:
+ return ' '.join(res)
+ return res