diff options
Diffstat (limited to 'src/migration-scripts')
| -rwxr-xr-x | src/migration-scripts/interfaces/19-to-20 | 61 | ||||
| -rwxr-xr-x | src/migration-scripts/nat/4-to-5 | 6 | ||||
| -rwxr-xr-x | src/migration-scripts/quagga/6-to-7 | 64 |
3 files changed, 115 insertions, 16 deletions
diff --git a/src/migration-scripts/interfaces/19-to-20 b/src/migration-scripts/interfaces/19-to-20 new file mode 100755 index 000000000..e96663e54 --- /dev/null +++ b/src/migration-scripts/interfaces/19-to-20 @@ -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/>. + +from sys import argv +from sys import exit +from vyos.configtree import ConfigTree + +if __name__ == '__main__': + if (len(argv) < 1): + print("Must specify file name!") + exit(1) + + file_name = argv[1] + with open(file_name, 'r') as f: + config_file = f.read() + + config = ConfigTree(config_file) + + for type in ['tunnel', 'l2tpv3']: + base = ['interfaces', type] + if not config.exists(base): + # Nothing to do + continue + + for interface in config.list_nodes(base): + # Migrate "interface tunnel <tunX> encapsulation gre-bridge" to gretap + encap_path = base + [interface, 'encapsulation'] + if type == 'tunnel' and config.exists(encap_path): + tmp = config.return_value(encap_path) + if tmp == 'gre-bridge': + config.set(encap_path, value='gretap') + + # Migrate "interface tunnel|l2tpv3 <interface> local-ip" to source-address + # Migrate "interface tunnel|l2tpv3 <interface> remote-ip" to remote + local_ip_path = base + [interface, 'local-ip'] + if config.exists(local_ip_path): + config.rename(local_ip_path, 'source-address') + + remote_ip_path = base + [interface, 'remote-ip'] + if config.exists(remote_ip_path): + config.rename(remote_ip_path, 'remote') + + 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) diff --git a/src/migration-scripts/nat/4-to-5 b/src/migration-scripts/nat/4-to-5 index dda191719..b791996e2 100755 --- a/src/migration-scripts/nat/4-to-5 +++ b/src/migration-scripts/nat/4-to-5 @@ -36,9 +36,15 @@ if not config.exists(['nat']): exit(0) else: for direction in ['source', 'destination']: + # If a node doesn't exist, we obviously have nothing to do. if not config.exists(['nat', direction]): continue + # However, we also need to handle the case when a 'source' or 'destination' sub-node does exist, + # but there are no rules under it. + if not config.list_nodes(['nat', direction]): + continue + for rule in config.list_nodes(['nat', direction, 'rule']): base = ['nat', direction, 'rule', rule] diff --git a/src/migration-scripts/quagga/6-to-7 b/src/migration-scripts/quagga/6-to-7 index f7aca0d2b..25cf5eebd 100755 --- a/src/migration-scripts/quagga/6-to-7 +++ b/src/migration-scripts/quagga/6-to-7 @@ -17,14 +17,17 @@ # - T3037, BGP address-family ipv6-unicast capability dynamic does not exist in # FRR, there is only a base, per neighbor dynamic capability, migrate config -import sys +from sys import argv +from sys import exit from vyos.configtree import ConfigTree +from vyos.template import is_ipv4 +from vyos.template import is_ipv6 -if (len(sys.argv) < 2): +if (len(argv) < 2): print("Must specify file name!") - sys.exit(1) + exit(1) -file_name = sys.argv[1] +file_name = argv[1] with open(file_name, 'r') as f: config_file = f.read() @@ -34,7 +37,7 @@ config = ConfigTree(config_file) if not config.exists(base): # Nothing to do - sys.exit(0) + exit(0) # Check if BGP is actually configured and obtain the ASN asn_list = config.list_nodes(base) @@ -55,30 +58,59 @@ if asn_list: config.delete(send_comm_path) cap_dynamic = False + peer_group = None for afi in ['ipv4-unicast', 'ipv6-unicast']: - afi_path = bgp_base + [neighbor_type, neighbor, 'address-family', afi, 'capability', 'dynamic'] - if config.exists(afi_path): + afi_path = bgp_base + [neighbor_type, neighbor, 'address-family', afi] + # Exit loop early if AFI does not exist + if not config.exists(afi_path): + continue + + cap_path = afi_path + ['capability', 'dynamic'] + if config.exists(cap_path): cap_dynamic = True - config.delete(afi_path) + config.delete(cap_path) + + # We have now successfully migrated the address-family + # specific dynamic capability to the neighbor/peer-group + # level. If this has been the only option under the + # address-family nodes, we can clean them up by checking if + # no other nodes are left under that tree and if so, delete + # the parent. + # + # We walk from the most inner node to the most outer one. + cleanup = -1 + while len(config.list_nodes(cap_path[:cleanup])) == 0: + config.delete(cap_path[:cleanup]) + cleanup -= 1 + + peer_group_path = afi_path + ['peer-group'] + if config.exists(peer_group_path): + if ((is_ipv4(neighbor) and afi == 'ipv4-unicast') or + (is_ipv6(neighbor) and afi == 'ipv6-unicast')): + peer_group = config.return_value(peer_group_path) + + config.delete(peer_group_path) - # We have now successfully migrated the address-family specific - # dynamic capability to the neighbor/peer-group level. If this - # has been the only option under the address-family nodes, we - # can clean them up by checking if no other nodes are left under - # that tree and if so, delete the parent. + # We have now successfully migrated the address-family + # specific peer-group to the neighbor level. If this has + # been the only option under the address-family nodes, we + # can clean them up by checking if no other nodes are left + # under that tree and if so, delete the parent. # # We walk from the most inner node to the most outer one. cleanup = -1 - while len(config.list_nodes(afi_path[:cleanup])) == 0: - config.delete(afi_path[:cleanup]) + while len(config.list_nodes(peer_group_path[:cleanup])) == 0: + config.delete(peer_group_path[:cleanup]) cleanup -= 1 if cap_dynamic: config.set(bgp_base + [neighbor_type, neighbor, 'capability', 'dynamic']) + if peer_group: + config.set(bgp_base + [neighbor_type, neighbor, 'peer-group'], value=peer_group) 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) + exit(1) |