1 files changed, 121 insertions, 0 deletions
diff --git a/src/migration-scripts/pppoe-server/3-to-4 b/src/migration-scripts/pppoe-server/3-to-4
new file mode 100644
index 0000000..29dd622
--- /dev/null
+++ b/src/migration-scripts/pppoe-server/3-to-4
@@ -0,0 +1,121 @@
+# Copyright 2020-2024 VyOS maintainers and contributors <maintainers@vyos.io>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+# - remove primary/secondary identifier from nameserver
+
+from vyos.configtree import ConfigTree
+
+base = ['service', 'pppoe-server']
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(base):
+        # Nothing to do
+        return
+
+    # Migrate IPv4 DNS servers
+    dns_base = base + ['dns-servers']
+    if config.exists(dns_base):
+        for server in ['server-1', 'server-2']:
+          if config.exists(dns_base + [server]):
+            dns = config.return_value(dns_base + [server])
+            config.set(base + ['name-server'], value=dns, replace=False)
+
+        config.delete(dns_base)
+
+    # Migrate IPv6 DNS servers
+    dns_base = base + ['dnsv6-servers']
+    if config.exists(dns_base):
+        for server in ['server-1', 'server-2', 'server-3']:
+          if config.exists(dns_base + [server]):
+            dns = config.return_value(dns_base + [server])
+            config.set(base + ['name-server'], value=dns, replace=False)
+
+        config.delete(dns_base)
+
+    # Migrate IPv4 WINS servers
+    wins_base = base + ['wins-servers']
+    if config.exists(wins_base):
+        for server in ['server-1', 'server-2']:
+          if config.exists(wins_base + [server]):
+            wins = config.return_value(wins_base + [server])
+            config.set(base + ['wins-server'], value=wins, replace=False)
+
+        config.delete(wins_base)
+
+    # Migrate radius-settings node to RADIUS and use this as base for the
+    # later migration of the RADIUS servers - this will save a lot of code
+    radius_settings = base + ['authentication', 'radius-settings']
+    if config.exists(radius_settings):
+        config.rename(radius_settings, 'radius')
+
+    # Migrate RADIUS dynamic author / change of authorisation server
+    dae_old = base + ['authentication', 'radius', 'dae-server']
+    if config.exists(dae_old):
+        config.rename(dae_old, 'dynamic-author')
+        dae_new = base + ['authentication', 'radius', 'dynamic-author']
+
+        if config.exists(dae_new + ['ip-address']):
+            config.rename(dae_new + ['ip-address'], 'server')
+
+        if config.exists(dae_new + ['secret']):
+            config.rename(dae_new + ['secret'], 'key')
+
+    # Migrate RADIUS server
+    radius_server = base + ['authentication', 'radius-server']
+    if config.exists(radius_server):
+        new_base = base + ['authentication', 'radius', 'server']
+        config.set(new_base)
+        config.set_tag(new_base)
+        for server in config.list_nodes(radius_server):
+            old_base = radius_server + [server]
+            config.copy(old_base, new_base + [server])
+
+            # migrate key
+            if config.exists(new_base + [server, 'secret']):
+                config.rename(new_base + [server, 'secret'], 'key')
+
+            # remove old req-limit node
+            if config.exists(new_base + [server, 'req-limit']):
+                config.delete(new_base + [server, 'req-limit'])
+
+        config.delete(radius_server)
+
+    # Migrate IPv6 prefixes
+    ipv6_base = base + ['client-ipv6-pool']
+    if config.exists(ipv6_base + ['prefix']):
+        prefix_old = config.return_values(ipv6_base + ['prefix'])
+        # delete old prefix CLI nodes
+        config.delete(ipv6_base + ['prefix'])
+        # create ned prefix tag node
+        config.set(ipv6_base + ['prefix'])
+        config.set_tag(ipv6_base + ['prefix'])
+
+        for p in prefix_old:
+            prefix = p.split(',')[0]
+            mask = p.split(',')[1]
+            config.set(ipv6_base + ['prefix', prefix, 'mask'], value=mask)
+
+    if config.exists(ipv6_base + ['delegate-prefix']):
+        prefix_old = config.return_values(ipv6_base + ['delegate-prefix'])
+        # delete old delegate prefix CLI nodes
+        config.delete(ipv6_base + ['delegate-prefix'])
+        # create ned delegation tag node
+        config.set(ipv6_base + ['delegate'])
+        config.set_tag(ipv6_base + ['delegate'])
+
+        for p in prefix_old:
+            prefix = p.split(',')[0]
+            mask = p.split(',')[1]
+            config.set(ipv6_base + ['delegate', prefix, 'delegation-prefix'], value=mask)