diff options
Diffstat (limited to 'src/conf_mode/interfaces-bridge.py')
| -rwxr-xr-x | src/conf_mode/interfaces-bridge.py | 83 |
1 files changed, 40 insertions, 43 deletions
diff --git a/src/conf_mode/interfaces-bridge.py b/src/conf_mode/interfaces-bridge.py index 9d638653c..c43fae78b 100755 --- a/src/conf_mode/interfaces-bridge.py +++ b/src/conf_mode/interfaces-bridge.py @@ -23,8 +23,9 @@ from netifaces import interfaces from vyos.ifconfig import BridgeIf, Section from vyos.ifconfig.stp import STP from vyos.configdict import list_diff +from vyos.validate import is_member, has_address_configured from vyos.config import Config -from vyos.util import cmd +from vyos.util import cmd, get_bridge_member_config from vyos import ConfigError default_config_data = { @@ -202,22 +203,12 @@ def get_config(): # Determine bridge member interface (currently configured) for intf in conf.list_nodes('member interface'): - # cost and priority initialized with linux defaults - # by reading /sys/devices/virtual/net/br0/brif/eth2/{path_cost,priority} - # after adding interface to bridge after reboot - iface = { - 'name': intf, - 'cost': 100, - 'priority': 32 - } - - if conf.exists('member interface {} cost'.format(intf)): - iface['cost'] = int(conf.return_value('member interface {} cost'.format(intf))) - - if conf.exists('member interface {} priority'.format(intf)): - iface['priority'] = int(conf.return_value('member interface {} priority'.format(intf))) - - bridge['member'].append(iface) + # defaults are stored in util.py (they can't be here as all interface + # scripts use the function) + memberconf = get_bridge_member_config(conf, bridge['intf'], intf) + if memberconf: + memberconf['name'] = intf + bridge['member'].append(memberconf) # Determine bridge member interface (currently effective) - to determine which # interfaces is no longer assigend to the bridge and thus can be removed @@ -248,30 +239,40 @@ def verify(bridge): raise ConfigError(f'VRF "{vrf_name}" does not exist') conf = Config() - for br in conf.list_nodes('interfaces bridge'): - # it makes no sense to verify ourself in this case - if br == bridge['intf']: - continue - - for intf in bridge['member']: - tmp = conf.list_nodes('interfaces bridge {} member interface'.format(br)) - if intf['name'] in tmp: - raise ConfigError('Interface "{}" belongs to bridge "{}" and can not be enslaved.'.format(intf['name'], bridge['intf'])) - - # the interface must exist prior adding it to a bridge for intf in bridge['member']: + # the interface must exist prior adding it to a bridge if intf['name'] not in interfaces(): - raise ConfigError('Can not add non existing interface "{}" to bridge "{}"'.format(intf['name'], bridge['intf'])) + raise ConfigError(( + f'Cannot add nonexistent interface "{intf["name"]}" ' + f'to bridge "{bridge["intf"]}"')) if intf['name'] == 'lo': raise ConfigError('Loopback interface "lo" can not be added to a bridge') - # bridge members are not allowed to be bond members, too - for intf in bridge['member']: - for bond in conf.list_nodes('interfaces bonding'): - if conf.exists('interfaces bonding ' + bond + ' member interface'): - if intf['name'] in conf.return_values('interfaces bonding ' + bond + ' member interface'): - raise ConfigError('Interface {} belongs to bond {}, can not add it to {}'.format(intf['name'], bond, bridge['intf'])) + # bridge members aren't allowed to be members of another bridge + for br in conf.list_nodes('interfaces bridge'): + # it makes no sense to verify ourself in this case + if br == bridge['intf']: + continue + + tmp = conf.list_nodes(f'interfaces bridge {br} member interface') + if intf['name'] in tmp: + raise ConfigError(( + f'Cannot add interface "{intf["name"]}" to bridge ' + f'"{bridge["intf"]}", it is already a member of bridge "{br}"!')) + + # bridge members are not allowed to be bond members + tmp = is_member(conf, intf['name'], 'bonding') + if tmp: + raise ConfigError(( + f'Cannot add interface "{intf["name"]}" to bridge ' + f'"{bridge["intf"]}", it is already a member of bond "{tmp}"!')) + + # bridge members must not have an assigned address + if has_address_configured(conf, intf['name']): + raise ConfigError(( + f'Cannot add interface "{intf["name"]}" to bridge ' + f'"{bridge["intf"]}", it has an address assigned!')) return None @@ -347,12 +348,8 @@ def apply(bridge): # add interfaces to bridge for member in bridge['member']: - # flushes address of only children of Interfaces class - # (e.g. vlan are not) - if member['name'] in Section.interfaces(): - klass = Section.klass(member['name'], vlan=False) - klass(member['name'], create=False).flush_addrs() - # flushes all interfaces + # if we've come here we already verified the interface doesn't + # have addresses configured so just flush any remaining ones cmd(f'ip addr flush dev "{member["name"]}"') br.add_port(member['name']) @@ -382,9 +379,9 @@ def apply(bridge): for member in bridge['member']: i = STPBridgeIf(member['name']) # configure ARP cache timeout - i.set_arp_cache_tmo(bridge['arp_cache_tmo']) + i.set_arp_cache_tmo(member['arp_cache_tmo']) # ignore link state changes - i.set_link_detect(bridge['disable_link_detect']) + i.set_link_detect(member['disable_link_detect']) # set bridge port path cost i.set_path_cost(member['cost']) # set bridge port path priority |