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-rw-r--r--python/vyos/config.py6
-rw-r--r--python/vyos/util.py6
2 files changed, 12 insertions, 0 deletions
diff --git a/python/vyos/config.py b/python/vyos/config.py
index 5bd8fb072..e5963c19a 100644
--- a/python/vyos/config.py
+++ b/python/vyos/config.py
@@ -69,6 +69,7 @@ import json
import subprocess
import vyos.configtree
+import vyos.util
class VyOSError(Exception):
@@ -111,6 +112,11 @@ class Config(object):
else:
session_config_text = running_config_text
+ # The output of showConfig does not escape backslashes, as is expected
+ # by ConfigTree().
+ session_config_text = vyos.util.escape_backslash(session_config_text)
+ running_config_text = vyos.util.escape_backslash(running_config_text)
+
self._session_config = vyos.configtree.ConfigTree(session_config_text)
self._running_config = vyos.configtree.ConfigTree(running_config_text)
diff --git a/python/vyos/util.py b/python/vyos/util.py
index 67a602f7a..659a702fd 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -199,3 +199,9 @@ def is_admin() -> bool:
current_user = getpass.getuser()
(_, _, _, admin_group_members) = grp.getgrnam('sudo')
return current_user in admin_group_members
+
+def escape_backslash(string: str) -> str:
+ """Escape single backslashes in string that are not in escape sequence"""
+ p = re.compile(r'(?<!\\)[\\](?!b|f|n|r|t|\\[^bfnrt])')
+ result = p.sub(r'\\\\', string)
+ return result