From 512510b887408d8263865197fc936501ee453064 Mon Sep 17 00:00:00 2001 From: Jernej Jakob Date: Fri, 1 May 2020 16:31:35 +0200 Subject: bonding: T2241: cleanup verify section - use is_member function instead of checking config directly - make error output more user friendly - replace .format with f-strings - split into lines less than ~80 characters long --- src/conf_mode/interfaces-bonding.py | 66 ++++++++++++++++++++----------------- 1 file changed, 35 insertions(+), 31 deletions(-) (limited to 'src/conf_mode') diff --git a/src/conf_mode/interfaces-bonding.py b/src/conf_mode/interfaces-bonding.py index e5626ef6c..235b24439 100755 --- a/src/conf_mode/interfaces-bonding.py +++ b/src/conf_mode/interfaces-bonding.py @@ -25,7 +25,7 @@ from vyos.ifconfig_vlan import apply_vlan_config, verify_vlan_config from vyos.configdict import list_diff, intf_to_dict, add_to_dict from vyos.config import Config from vyos.util import call, cmd -from vyos.validate import has_address_configured +from vyos.validate import is_member, has_address_configured from vyos import ConfigError default_config_data = { @@ -172,18 +172,20 @@ def get_config(): def verify(bond): if bond['deleted']: if bond['is_bridge_member']: - interface = bond['intf'] - bridge = bond['is_bridge_member'] - raise ConfigError(f'Interface "{interface}" can not be deleted as it belongs to bridge "{bridge}"!') + raise ConfigError(( + f'Cannot delete interface "{bond["intf"]}" as it is a ' + f'member of bridge "{bond["is_bridge_member"]}"!')) + return None - if len (bond['arp_mon_tgt']) > 16: - raise ConfigError('The maximum number of targets that can be specified is 16') + if len(bond['arp_mon_tgt']) > 16: + raise ConfigError('The maximum number of arp-monitor targets is 16') if bond['primary']: if bond['mode'] not in ['active-backup', 'balance-tlb', 'balance-alb']: - raise ConfigError('Mode dependency failed, primary not supported ' \ - 'in mode "{}"!'.format(bond['mode'])) + raise ConfigError(( + 'Mode dependency failed, primary not supported in mode ' + f'"{bond["mode"]}"!')) if ( bond['is_bridge_member'] and ( bond['address'] @@ -210,16 +212,17 @@ def verify(bond): for intf in bond['member']: # check if member interface is "real" if intf not in interfaces(): - raise ConfigError('interface {} does not exist!'.format(intf)) + raise ConfigError(f'Interface {intf} does not exist!') # a bonding member interface is only allowed to be assigned to one bond! all_bonds = conf.list_nodes('interfaces bonding') # We do not need to check our own bond all_bonds.remove(bond['intf']) for tmp in all_bonds: - if conf.exists('interfaces bonding ' + tmp + ' member interface ' + intf): - raise ConfigError('can not enslave interface {} which already ' \ - 'belongs to {}'.format(intf, tmp)) + if conf.exists('interfaces bonding {tmp} member interface {intf}'): + raise ConfigError(( + f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' + f'it is already a member of bond "{tmp}"!')) # can not add interfaces with an assigned address to a bond if has_address_configured(conf, intf): @@ -227,35 +230,37 @@ def verify(bond): f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' f'it has an address assigned!')) - # bond members are not allowed to be bridge members, too - for tmp in conf.list_nodes('interfaces bridge'): - if conf.exists('interfaces bridge ' + tmp + ' member interface ' + intf): - raise ConfigError('can not enslave interface {} which belongs to ' \ - 'bridge {}'.format(intf, tmp)) + # bond members are not allowed to be bridge members + tmp = is_member(conf, intf, 'bridge') + if tmp: + raise ConfigError(( + f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' + f'it is already a member of bridge "{tmp}"!')) - # bond members are not allowed to be vrrp members, too + # bond members are not allowed to be vrrp members for tmp in conf.list_nodes('high-availability vrrp group'): - if conf.exists('high-availability vrrp group ' + tmp + ' interface ' + intf): - raise ConfigError('can not enslave interface {} which belongs to ' \ - 'VRRP group {}'.format(intf, tmp)) + if conf.exists('high-availability vrrp group {tmp} interface {intf}'): + raise ConfigError(( + f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' + f'it is already a member of VRRP group "{tmp}"!')) # bond members are not allowed to be underlaying psuedo-ethernet devices for tmp in conf.list_nodes('interfaces pseudo-ethernet'): - if conf.exists('interfaces pseudo-ethernet ' + tmp + ' link ' + intf): - raise ConfigError('can not enslave interface {} which belongs to ' \ - 'pseudo-ethernet {}'.format(intf, tmp)) + if conf.exists('interfaces pseudo-ethernet {tmp} link {intf}'): + raise ConfigError(( + f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' + f'it is already the link of pseudo-ethernet "{tmp}"!')) # bond members are not allowed to be underlaying vxlan devices for tmp in conf.list_nodes('interfaces vxlan'): - if conf.exists('interfaces vxlan ' + tmp + ' link ' + intf): - raise ConfigError('can not enslave interface {} which belongs to ' \ - 'vxlan {}'.format(intf, tmp)) - + if conf.exists('interfaces vxlan {tmp} link {intf}'): + raise ConfigError(( + f'Cannot add interface "{intf}" to bond "{bond["intf"]}", ' + f'it is already the link of VXLAN "{tmp}"!')) if bond['primary']: if bond['primary'] not in bond['member']: - raise ConfigError('primary interface must be a member interface of {}' \ - .format(bond['intf'])) + raise ConfigError(f'Bond "{bond["intf"]}" primary interface must be a member') if bond['mode'] not in ['active-backup', 'balance-tlb', 'balance-alb']: raise ConfigError('primary interface only works for mode active-backup, ' \ @@ -268,7 +273,6 @@ def verify(bond): return None - def generate(bond): return None -- cgit v1.2.3