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-rwxr-xr-xsrc/migration-scripts/quagga/7-to-899
1 files changed, 19 insertions, 80 deletions
diff --git a/src/migration-scripts/quagga/7-to-8 b/src/migration-scripts/quagga/7-to-8
index 9c277a6f1..15c44924f 100755
--- a/src/migration-scripts/quagga/7-to-8
+++ b/src/migration-scripts/quagga/7-to-8
@@ -14,61 +14,14 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-# - T2450: drop interface-route and interface-route6 from "protocols static"
+# - T3391: Migrate "maximum-paths" setting from "protocols bgp asn maximum-paths"
+# under the IPv4 address-family tree. Reason is we currently have no way in
+# configuring this for IPv6 address-family. This mimics the FRR configuration.
from sys import argv
from sys import exit
-
from vyos.configtree import ConfigTree
-def migrate_interface_route(config, base, path, route_route6):
- """ Generic migration function which can be called on every instance of
- interface-route, beeing it ipv4, ipv6 or nested under the "static table" nodes.
-
- What we do?
- - Drop 'interface-route' or 'interface-route6' and migrate the route unter the
- 'route' or 'route6' tag node.
- """
- if config.exists(base + path):
- for route in config.list_nodes(base + path):
- interface = config.list_nodes(base + path + [route, 'next-hop-interface'])
-
- tmp = base + path + [route, 'next-hop-interface']
- for interface in config.list_nodes(tmp):
- new_base = base + [route_route6, route, 'interface']
- config.set(new_base)
- config.set_tag(base + [route_route6])
- config.set_tag(new_base)
- config.copy(tmp + [interface], new_base + [interface])
-
- config.delete(base + path)
-
-def migrate_route(config, base, path, route_route6):
- """ Generic migration function which can be called on every instance of
- route, beeing it ipv4, ipv6 or even nested under the static table nodes.
-
- What we do?
- - for consistency reasons rename next-hop-interface to interface
- - for consistency reasons rename next-hop-vrf to vrf
- """
- if config.exists(base + path):
- for route in config.list_nodes(base + path):
- next_hop = base + path + [route, 'next-hop']
- if config.exists(next_hop):
- for gateway in config.list_nodes(next_hop):
- # IPv4 routes calls it next-hop-interface, rename this to
- # interface instead so it's consitent with IPv6
- interface_path = next_hop + [gateway, 'next-hop-interface']
- if config.exists(interface_path):
- config.rename(interface_path, 'interface')
-
- # When VRFs got introduced, I (c-po) named it next-hop-vrf,
- # we can also call it vrf which is simply shorter.
- vrf_path = next_hop + [gateway, 'next-hop-vrf']
- if config.exists(vrf_path):
- config.rename(vrf_path, 'vrf')
-
-
if (len(argv) < 2):
print("Must specify file name!")
exit(1)
@@ -78,41 +31,27 @@ file_name = argv[1]
with open(file_name, 'r') as f:
config_file = f.read()
-base = ['protocols', 'static']
-
+base = ['protocols', 'bgp']
config = ConfigTree(config_file)
+
if not config.exists(base):
# Nothing to do
exit(0)
-# Migrate interface-route into route
-migrate_interface_route(config, base, ['interface-route'], 'route')
-
-# Migrate interface-route6 into route6
-migrate_interface_route(config, base, ['interface-route6'], 'route6')
-
-# Cleanup nodes inside route
-migrate_route(config, base, ['route'], 'route')
-
-# Cleanup nodes inside route6
-migrate_route(config, base, ['route6'], 'route6')
-
-#
-# PBR table cleanup
-table_path = base + ['table']
-if config.exists(table_path):
- for table in config.list_nodes(table_path):
- # Migrate interface-route into route
- migrate_interface_route(config, table_path + [table], ['interface-route'], 'route')
-
- # Migrate interface-route6 into route6
- migrate_interface_route(config, table_path + [table], ['interface-route6'], 'route6')
-
- # Cleanup nodes inside route
- migrate_route(config, table_path + [table], ['route'], 'route')
-
- # Cleanup nodes inside route6
- migrate_route(config, table_path + [table], ['route6'], 'route6')
+# Check if BGP is actually configured and obtain the ASN
+asn_list = config.list_nodes(base)
+if asn_list:
+ # There's always just one BGP node, if any
+ bgp_base = base + [asn_list[0]]
+
+ maximum_paths = bgp_base + ['maximum-paths']
+ if config.exists(maximum_paths):
+ for bgp_type in ['ebgp', 'ibgp']:
+ if config.exists(maximum_paths + [bgp_type]):
+ new_base = bgp_base + ['address-family', 'ipv4-unicast', 'maximum-paths']
+ config.set(new_base)
+ config.copy(maximum_paths + [bgp_type], new_base + [bgp_type])
+ config.delete(maximum_paths)
try:
with open(file_name, 'w') as f: