1 files changed, 55 insertions, 0 deletions
diff --git a/src/migration-scripts/ssh/1-to-2 b/src/migration-scripts/ssh/1-to-2
new file mode 100755
index 000000000..bc8815753
--- /dev/null
+++ b/src/migration-scripts/ssh/1-to-2
@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2020 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# VyOS 1.2 crux allowed configuring a lower or upper case loglevel. This
+# is no longer supported as the input data is validated and will lead to
+# an error. If user specifies an upper case logleve, make it lowercase
+
+from sys import argv,exit
+from vyos.configtree import ConfigTree
+
+if (len(argv) < 1):
+    print("Must specify file name!")
+    exit(1)
+
+file_name = argv[1]
+
+with open(file_name, 'r') as f:
+    config_file = f.read()
+
+base = ['service', 'ssh', 'loglevel']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+    # Nothing to do
+    exit(0)
+else:
+    # red in configured loglevel and convert it to lower case
+    tmp = config.return_value(base).lower()
+
+    # VyOS 1.2 had no proper value validation on the CLI thus the
+    # user could use any arbitrary values - sanitize them
+    if tmp not in ['quiet', 'fatal', 'error', 'info', 'verbose']:
+        tmp = 'info'
+
+    config.set(base, value=tmp)
+
+    try:
+        with open(file_name, 'w') as f:
+            f.write(config.to_string())
+    except OSError as e:
+        print("Failed to save the modified config: {}".format(e))
+        exit(1)