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authorsarthurdev <965089+sarthurdev@users.noreply.github.com>2024-02-28 23:12:42 +0100
committersarthurdev <965089+sarthurdev@users.noreply.github.com>2024-02-29 00:37:20 +0100
commit863e67beeff61819fb66e47a29becff8925dfdb7 (patch)
treebc75c6c99014760d8f14b260cfddfb1e4a4bdb96
parent5896eacd12f16d1b9810b325c205179a1606c885 (diff)
downloadvyos-1x-863e67beeff61819fb66e47a29becff8925dfdb7.tar.gz
vyos-1x-863e67beeff61819fb66e47a29becff8925dfdb7.zip
dhcp-server: T6079: Disable duplicate static-mappings on migration
-rw-r--r--interface-definitions/include/version/dhcp-server-version.xml.i2
-rw-r--r--smoketest/configs/basic-vyos8
-rwxr-xr-xsrc/migration-scripts/dhcp-server/6-to-776
3 files changed, 85 insertions, 1 deletions
diff --git a/interface-definitions/include/version/dhcp-server-version.xml.i b/interface-definitions/include/version/dhcp-server-version.xml.i
index 330cb7d1b..7c4b5633e 100644
--- a/interface-definitions/include/version/dhcp-server-version.xml.i
+++ b/interface-definitions/include/version/dhcp-server-version.xml.i
@@ -1,3 +1,3 @@
<!-- include start from include/version/dhcp-server-version.xml.i -->
-<syntaxVersion component='dhcp-server' version='6'></syntaxVersion>
+<syntaxVersion component='dhcp-server' version='7'></syntaxVersion>
<!-- include end -->
diff --git a/smoketest/configs/basic-vyos b/smoketest/configs/basic-vyos
index 033c1a518..9c28f4b86 100644
--- a/smoketest/configs/basic-vyos
+++ b/smoketest/configs/basic-vyos
@@ -87,6 +87,14 @@ service {
start 192.168.0.20
stop 192.168.0.240
}
+ static-mapping TEST1 {
+ ip-address 192.168.0.21
+ mac-address 00:01:02:03:04:05
+ }
+ static-mapping TEST2 {
+ ip-address 192.168.0.22
+ mac-address 00:01:02:03:04:05
+ }
}
}
}
diff --git a/src/migration-scripts/dhcp-server/6-to-7 b/src/migration-scripts/dhcp-server/6-to-7
new file mode 100755
index 000000000..12e437f12
--- /dev/null
+++ b/src/migration-scripts/dhcp-server/6-to-7
@@ -0,0 +1,76 @@
+#!/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/>.
+
+# T6079: Disable duplicate static mappings
+
+import sys
+from vyos.configtree import ConfigTree
+
+if len(sys.argv) < 2:
+ 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']
+config = ConfigTree(config_file)
+
+if not config.exists(base + ['shared-network-name']):
+ # Nothing to do
+ exit(0)
+
+# Run this for every instance if 'shared-network-name'
+for network in config.list_nodes(base + ['shared-network-name']):
+ base_network = base + ['shared-network-name', network]
+
+ if not config.exists(base_network + ['subnet']):
+ continue
+
+ for subnet in config.list_nodes(base_network + ['subnet']):
+ base_subnet = base_network + ['subnet', subnet]
+
+ if config.exists(base_subnet + ['static-mapping']):
+ used_mac = []
+ used_ip = []
+
+ for mapping in config.list_nodes(base_subnet + ['static-mapping']):
+ base_mapping = base_subnet + ['static-mapping', mapping]
+
+ if config.exists(base_mapping + ['mac-address']):
+ mac = config.return_value(base_mapping + ['mac-address'])
+
+ if mac in used_mac:
+ config.set(base_mapping + ['disable'])
+ else:
+ used_mac.append(mac)
+
+ if config.exists(base_mapping + ['ip-address']):
+ ip = config.return_value(base_mapping + ['ip-address'])
+
+ if ip in used_ip:
+ config.set(base_subnet + ['static-mapping', mapping, 'disable'])
+ else:
+ used_ip.append(ip)
+
+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)