diff options
Diffstat (limited to 'src/migration-scripts/interfaces/18-to-19')
| -rwxr-xr-x | src/migration-scripts/interfaces/18-to-19 | 174 |
1 files changed, 68 insertions, 106 deletions
diff --git a/src/migration-scripts/interfaces/18-to-19 b/src/migration-scripts/interfaces/18-to-19 index 06e07572f..a12c4a6cd 100755 --- a/src/migration-scripts/interfaces/18-to-19 +++ b/src/migration-scripts/interfaces/18-to-19 @@ -14,65 +14,31 @@ # 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 os + from sys import argv from sys import exit -from vyos.configtree import ConfigTree - -def migrate_ospf(config, path, interface): - path = path + ['ospf'] - if config.exists(path): - new_base = ['protocols', 'ospf', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ip ospf" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -def migrate_ospfv3(config, path, interface): - path = path + ['ospfv3'] - if config.exists(path): - new_base = ['protocols', 'ospfv3', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - # if "ipv6 ospfv3" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) - -def migrate_rip(config, path, interface): - path = path + ['rip'] - if config.exists(path): - new_base = ['protocols', 'rip', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) - - # if "ip rip" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) +from vyos.configtree import ConfigTree -def migrate_ripng(config, path, interface): - path = path + ['ripng'] - if config.exists(path): - new_base = ['protocols', 'ripng', 'interface'] - config.set(new_base) - config.set_tag(new_base) - config.copy(path, new_base + [interface]) - config.delete(path) +def replace_nat_interfaces(config, old, new): + if not config.exists(['nat']): + return + for direction in ['destination', 'source']: + conf_direction = ['nat', direction, 'rule'] + if not config.exists(conf_direction): + return + for rule in config.list_nodes(conf_direction): + conf_rule = conf_direction + [rule] + if config.exists(conf_rule + ['inbound-interface']): + tmp = config.return_value(conf_rule + ['inbound-interface']) + if tmp == old: + config.set(conf_rule + ['inbound-interface'], value=new) + if config.exists(conf_rule + ['outbound-interface']): + tmp = config.return_value(conf_rule + ['outbound-interface']) + if tmp == old: + config.set(conf_rule + ['outbound-interface'], value=new) - # if "ipv6 ripng" was the only setting, we can clean out the empty - # ip node afterwards - if len(config.list_nodes(path[:-1])) == 0: - config.delete(path[:-1]) if __name__ == '__main__': if (len(argv) < 1): @@ -80,62 +46,58 @@ if __name__ == '__main__': exit(1) file_name = argv[1] + with open(file_name, 'r') as f: config_file = f.read() config = ConfigTree(config_file) - - # - # Migrate "interface ethernet eth0 ip ospf" to "protocols ospf interface eth0" - # - for type in config.list_nodes(['interfaces']): - for interface in config.list_nodes(['interfaces', type]): - ip_base = ['interfaces', type, interface, 'ip'] - ipv6_base = ['interfaces', type, interface, 'ipv6'] - migrate_rip(config, ip_base, interface) - migrate_ripng(config, ipv6_base, interface) - migrate_ospf(config, ip_base, interface) - migrate_ospfv3(config, ipv6_base, interface) - - vif_path = ['interfaces', type, interface, 'vif'] - if config.exists(vif_path): - for vif in config.list_nodes(vif_path): - vif_ip_base = vif_path + [vif, 'ip'] - vif_ipv6_base = vif_path + [vif, 'ipv6'] - ifname = f'{interface}.{vif}' - - migrate_rip(config, vif_ip_base, ifname) - migrate_ripng(config, vif_ipv6_base, ifname) - migrate_ospf(config, vif_ip_base, ifname) - migrate_ospfv3(config, vif_ipv6_base, ifname) - - - vif_s_path = ['interfaces', type, interface, 'vif-s'] - if config.exists(vif_s_path): - for vif_s in config.list_nodes(vif_s_path): - vif_s_ip_base = vif_s_path + [vif_s, 'ip'] - vif_s_ipv6_base = vif_s_path + [vif_s, 'ipv6'] - - # vif-c interfaces MUST be migrated before their parent vif-s - # interface as the migrate_*() functions delete the path! - vif_c_path = ['interfaces', type, interface, 'vif-s', vif_s, 'vif-c'] - if config.exists(vif_c_path): - for vif_c in config.list_nodes(vif_c_path): - vif_c_ip_base = vif_c_path + [vif_c, 'ip'] - vif_c_ipv6_base = vif_c_path + [vif_c, 'ipv6'] - ifname = f'{interface}.{vif_s}.{vif_c}' - - migrate_rip(config, vif_c_ip_base, ifname) - migrate_ripng(config, vif_c_ipv6_base, ifname) - migrate_ospf(config, vif_c_ip_base, ifname) - migrate_ospfv3(config, vif_c_ipv6_base, ifname) - - - ifname = f'{interface}.{vif_s}' - migrate_rip(config, vif_s_ip_base, ifname) - migrate_ripng(config, vif_s_ipv6_base, ifname) - migrate_ospf(config, vif_s_ip_base, ifname) - migrate_ospfv3(config, vif_s_ipv6_base, ifname) + base = ['interfaces', 'wirelessmodem'] + if not config.exists(base): + # Nothing to do + exit(0) + + new_base = ['interfaces', 'wwan'] + config.set(new_base) + config.set_tag(new_base) + for old_interface in config.list_nodes(base): + # convert usb0b1.3p1.2 device identifier and extract 1.3 usb bus id + usb = config.return_value(base + [old_interface, 'device']) + device = usb.split('b')[-1] + busid = device.split('p')[0] + for new_interface in os.listdir('/sys/class/net'): + # we are only interested in interfaces starting with wwan + if not new_interface.startswith('wwan'): + continue + device = os.readlink(f'/sys/class/net/{new_interface}/device') + device = device.split(':')[0] + if busid in device: + config.copy(base + [old_interface], new_base + [new_interface]) + replace_nat_interfaces(config, old_interface, new_interface) + + config.delete(base) + + # Now that we have copied the old wirelessmodem interfaces to wwan + # we can start to migrate also individual config items. + for interface in config.list_nodes(new_base): + # we do no longer need the USB device name + config.delete(new_base + [interface, 'device']) + # set/unset DNS configuration + dns = new_base + [interface, 'no-peer-dns'] + if config.exists(dns): + config.delete(dns) + else: + config.set(['system', 'name-servers-dhcp'], value=interface, replace=False) + + # Backup distance is now handled by DHCP option "default-route-distance" + distance = dns = new_base + [interface, 'backup', 'distance'] + old_default_distance = '10' + if config.exists(distance): + old_default_distance = config.return_value(distance) + config.delete(distance) + config.set(new_base + [interface, 'dhcp-options', 'default-route-distance'], value=old_default_distance) + + # the new wwan interface use regular IP addressing + config.set(new_base + [interface, 'address'], value='dhcp') try: with open(file_name, 'w') as f: |