From a4440bd589db645eb99f343a8163e188a700774c Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Sat, 18 Sep 2021 21:27:47 +0200
Subject: dhcp-server: T1968: allow multiple static-routes to be configured

vyos@vyos# show service dhcp-server
 shared-network-name LAN {
     subnet 10.0.0.0/24 {
         default-router 10.0.0.1
         dns-server 194.145.150.1
         lease 88
         range 0 {
             start 10.0.0.100
             stop 10.0.0.200
         }
         static-route 192.168.10.0/24 {
             next-hop 10.0.0.2
         }
         static-route 192.168.20.0/24 {
             router 10.0.0.2
         }
     }
 }
---
 src/migration-scripts/dhcp-server/5-to-6 | 61 ++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100755 src/migration-scripts/dhcp-server/5-to-6

(limited to 'src/migration-scripts/dhcp-server/5-to-6')

diff --git a/src/migration-scripts/dhcp-server/5-to-6 b/src/migration-scripts/dhcp-server/5-to-6
new file mode 100755
index 000000000..4cd2ec07a
--- /dev/null
+++ b/src/migration-scripts/dhcp-server/5-to-6
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2021 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/>.
+
+
+import sys
+from vyos.configtree import ConfigTree
+
+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()
+
+base = ['service', 'dhcp-server', 'shared-network-name']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+    # Nothing to do
+    exit(0)
+
+# Run this for every instance if 'shared-network-name'
+for network in config.list_nodes(base):
+    base_network = base + [network]
+
+    if not config.exists(base_network + ['subnet']):
+        continue
+
+    # Run this for every specified 'subnet'
+    for subnet in config.list_nodes(base_network + ['subnet']):
+        base_subnet = base_network + ['subnet', subnet]
+
+        if config.exists(base_subnet + ['static-route']):
+            prefix = config.return_value(base_subnet + ['static-route', 'destination-subnet'])
+            router = config.return_value(base_subnet + ['static-route', 'router'])
+            config.delete(base_subnet + ['static-route'])
+
+            config.set(base_subnet + ['static-route', prefix, 'next-hop'], value=router)
+            config.set_tag(base_subnet + ['static-route'])
+
+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)
-- 
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