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-rwxr-xr-xsrc/migration-scripts/snmp/1-to-289
1 files changed, 89 insertions, 0 deletions
diff --git a/src/migration-scripts/snmp/1-to-2 b/src/migration-scripts/snmp/1-to-2
new file mode 100755
index 000000000..466a624e6
--- /dev/null
+++ b/src/migration-scripts/snmp/1-to-2
@@ -0,0 +1,89 @@
+#!/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/>.
+
+from sys import argv, exit
+from vyos.configtree import ConfigTree
+
+def migrate_keys(config, path):
+ # authentication: rename node 'encrypted-key' -> 'encrypted-password'
+ config_path_auth = path + ['auth', 'encrypted-key']
+ if config.exists(config_path_auth):
+ config.rename(config_path_auth, 'encrypted-password')
+ config_path_auth = path + ['auth', 'encrypted-password']
+
+ # remove leading '0x' from string if present
+ tmp = config.return_value(config_path_auth)
+ if tmp.startswith(prefix):
+ tmp = tmp.replace(prefix, '')
+ config.set(config_path_auth, value=tmp)
+
+ # privacy: rename node 'encrypted-key' -> 'encrypted-password'
+ config_path_priv = path + ['privacy', 'encrypted-key']
+ if config.exists(config_path_priv):
+ config.rename(config_path_priv, 'encrypted-password')
+ config_path_priv = path + ['privacy', 'encrypted-password']
+
+ # remove leading '0x' from string if present
+ tmp = config.return_value(config_path_priv)
+ if tmp.startswith(prefix):
+ tmp = tmp.replace(prefix, '')
+ config.set(config_path_priv, value=tmp)
+
+if __name__ == '__main__':
+ 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()
+
+ config = ConfigTree(config_file)
+ config_base = ['service', 'snmp', 'v3']
+
+ if not config.exists(config_base):
+ # Nothing to do
+ exit(0)
+ else:
+ # We no longer support hashed values prefixed with '0x' to unclutter
+ # CLI and also calculate the hases in advance instead of retrieving
+ # them after service startup - which was always a bad idea
+ prefix = '0x'
+
+ config_engineid = config_base + ['engineid']
+ if config.exists(config_engineid):
+ tmp = config.return_value(config_engineid)
+ if tmp.startswith(prefix):
+ tmp = tmp.replace(prefix, '')
+ config.set(config_engineid, value=tmp)
+
+ config_user = config_base + ['user']
+ if config.exists(config_user):
+ for user in config.list_nodes(config_user):
+ migrate_keys(config, config_user + [user])
+
+ config_trap = config_base + ['trap-target']
+ if config.exists(config_trap):
+ for trap in config.list_nodes(config_trap):
+ migrate_keys(config, config_trap + [trap])
+
+ 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)