From e8957b575b050b075b74c94c3352d253414f4a6f Mon Sep 17 00:00:00 2001
From: jack9603301 <jack9603301@163.com>
Date: Tue, 8 Dec 2020 15:12:13 +0800
Subject: mirror: T3089: support two-way traffic mirroring

---
 src/migration-scripts/interfaces/16-to-17 | 52 +++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100755 src/migration-scripts/interfaces/16-to-17

(limited to 'src/migration-scripts/interfaces/16-to-17')

diff --git a/src/migration-scripts/interfaces/16-to-17 b/src/migration-scripts/interfaces/16-to-17
new file mode 100755
index 000000000..a6b4c7663
--- /dev/null
+++ b/src/migration-scripts/interfaces/16-to-17
@@ -0,0 +1,52 @@
+#!/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/>.
+
+# Command line migration of port mirroring
+# https://phabricator.vyos.net/T3089
+
+import sys
+from vyos.configtree import ConfigTree
+
+if __name__ == '__main__':
+    if (len(sys.argv) < 1):
+        print("Must specify file name!")
+        sys.exit(1)
+
+    file_name = sys.argv[1]
+
+    with open(file_name, 'r') as f:
+        config_file = f.read()
+
+    config = ConfigTree(config_file)
+    base = ['interfaces', 'ethernet']
+    if not config.exists(base):
+        # Nothing to do
+        sys.exit(0)
+    
+    for interface in config.list_nodes(base):
+        mirror_old_base = base + [interface, 'mirror']
+        if config.exists(mirror_old_base):
+            intf = config.return_values(mirror_old_base)
+            if config.exists(mirror_old_base):
+                config.delete(mirror_old_base)
+                config.set(mirror_old_base + ['ingress'],intf[0])
+    
+    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))
+        sys.exit(1)
-- 
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