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authorJohn Estabrook <jestabro@sentrium.io>2019-11-12 08:33:34 -0600
committerChristian Poessinger <christian@poessinger.com>2019-11-17 18:02:32 +0100
commit05c9967ac3122b45dd2fe2ae48d67d5e2a3f14d7 (patch)
treeb599a7a5df149a4265b85c24da56a898792fbdb8 /python/vyos/util.py
parentb1cc15ab68925fb333f1e75862faefa365ac18d1 (diff)
downloadvyos-1x-05c9967ac3122b45dd2fe2ae48d67d5e2a3f14d7.tar.gz
vyos-1x-05c9967ac3122b45dd2fe2ae48d67d5e2a3f14d7.zip
T1801: escape isolated backslashes before passing to ConfigTree()
Diffstat (limited to 'python/vyos/util.py')
-rw-r--r--python/vyos/util.py6
1 files changed, 6 insertions, 0 deletions
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