From 1dc79cebc6d27a8f9d2f9ca9c2e0f2fd0809d940 Mon Sep 17 00:00:00 2001
From: Christian Breunig <christian@breunig.cc>
Date: Mon, 8 May 2023 21:27:14 +0200
Subject: syslog: T2778: migrate to get_config_dict()

---
 src/migration-scripts/system/25-to-26 | 82 +++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100755 src/migration-scripts/system/25-to-26

(limited to 'src/migration-scripts/system/25-to-26')

diff --git a/src/migration-scripts/system/25-to-26 b/src/migration-scripts/system/25-to-26
new file mode 100755
index 000000000..615274430
--- /dev/null
+++ b/src/migration-scripts/system/25-to-26
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2023 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/>.
+#
+# syslog: migrate deprecated CLI options
+#         - protocols -> local7
+#         - security -> auth
+
+from sys import exit, argv
+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 = ['system', 'syslog']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+    exit(0)
+
+def rename_facilities(config, base_tree, facility, facility_new) -> None:
+    if config.exists(base + [base_tree, 'facility', facility]):
+        # do not overwrite already existing replacement facility
+        if not config.exists(base + [base_tree, 'facility', facility_new]):
+            config.rename(base + [base_tree, 'facility', facility], facility_new)
+        else:
+            # delete old duplicate facility config
+            config.delete(base + [base_tree, 'facility', facility])
+
+#
+# Rename protocols and securityy facility to common ones
+#
+replace = {
+    'protocols' : 'local7',
+    'security' : 'auth'
+}
+for facility, facility_new in replace.items():
+    rename_facilities(config, 'console', facility, facility_new)
+    rename_facilities(config, 'global', facility, facility_new)
+
+    if config.exists(base + ['host']):
+        for host in config.list_nodes(base + ['host']):
+            rename_facilities(config, f'host {host}', facility, facility_new)
+
+#
+# It makes no sense to configure udp/tcp transport per individual facility
+#
+if config.exists(base + ['host']):
+    for host in config.list_nodes(base + ['host']):
+        protocol = None
+        for facility in config.list_nodes(base + ['host', host, 'facility']):
+            tmp_path = base + ['host', host, 'facility', facility, 'protocol']
+            if config.exists(tmp_path):
+                # We can only change the first one
+                if protocol == None:
+                    protocol = config.return_value(tmp_path)
+                    config.set(base + ['host', host, 'protocol'], value=protocol)
+                config.delete(tmp_path)
+
+try:
+    with open(file_name, 'w') as f:
+        f.write(config.to_string())
+except OSError as e:
+    print(f'Failed to save the modified config: {e}')
+    exit(1)
-- 
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