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-rwxr-xr-xsrc/conf_mode/interface-bonding.py53
-rwxr-xr-xsrc/migration-scripts/interfaces/1-to-219
2 files changed, 65 insertions, 7 deletions
diff --git a/src/conf_mode/interface-bonding.py b/src/conf_mode/interface-bonding.py
index b01018e5b..03d28954d 100755
--- a/src/conf_mode/interface-bonding.py
+++ b/src/conf_mode/interface-bonding.py
@@ -249,7 +249,7 @@ def get_config():
# ARP link monitoring frequency in milliseconds
if conf.exists('arp-monitor interval'):
- bond['arp_mon_intvl'] = conf.return_value('arp-monitor interval')
+ bond['arp_mon_intvl'] = int(conf.return_value('arp-monitor interval'))
# IP address to use for ARP monitoring
if conf.exists('arp-monitor target'):
@@ -374,6 +374,43 @@ def verify(bond):
if vif['id'] == vif_s['id']:
raise ConfigError('Can not use identical ID on vif and vif-s interface')
+
+ conf = Config()
+ for intf in bond['member']:
+ # we can not add disabled slave interfaces to our bond
+ if conf.exists('interfaces ethernet ' + intf + ' disable'):
+ raise ConfigError('can not add disabled interface {} to {}'.format(intf, bond['intf']))
+
+ # can not add interfaces with an assigned address to a bond
+ if conf.exists('interfaces ethernet ' + intf + ' address'):
+ raise ConfigError('can not add interface {} with an assigned address to {}'.format(intf, bond['intf']))
+
+ # bond members are not allowed to be bridge members, too
+ for bridge in conf.list_nodes('interfaces bridge'):
+ if conf.exists('interfaces bridge ' + bridge + ' member interface ' + intf):
+ raise ConfigError('can not add interface {} that is part of bridge {} to {}'.format(intf, bridge, bond['intf']))
+
+ # bond members are not allowed to be vrrp members, too
+ for vrrp in conf.list_nodes('high-availability vrrp group'):
+ if conf.exists('high-availability vrrp group ' + vrrp + ' interface ' + intf):
+ raise ConfigError('can not add interface {} which belongs to a VRRP group to {}'.format(intf, bond['intf']))
+
+ # bond members are not allowed to be underlaying psuedo-ethernet devices
+ for peth in conf.list_nodes('interfaces pseudo-ethernet'):
+ if conf.exists('interfaces pseudo-ethernet ' + peth + ' link ' + intf):
+ raise ConfigError('can not add interface {} used by pseudo-ethernet {} to {}'.format(intf, peth, bond['intf']))
+
+ if bond['primary']:
+ if bond['primary'] not in bond['member']:
+ raise ConfigError('primary interface must be a member interface of {}'.format(bond['intf']))
+
+ if bond['mode'] not in ['active-backup', 'balance-tlb', 'balance-alb']:
+ raise ConfigError('primary interface only works for mode active-backup, transmit-load-balance or adaptive-load-balance')
+
+ if bond['arp_mon_intvl'] > 0:
+ if bond['mode'] in ['802.3ad', 'balance-tlb', 'balance-alb']:
+ raise ConfigError('ARP link monitoring does not work for mode 802.3ad, transmit-load-balance or adaptive-load-balance')
+
return None
@@ -392,6 +429,11 @@ def apply(bond):
# Always disable the bond prior changing anything
b.state = 'down'
+ # The bonding mode can not be changed when there are interfaces enslaved
+ # to this bond, thus we will free all interfaces from the bond first!
+ for intf in b.get_slaves():
+ b.del_port(intf)
+
# Configure interface address(es)
for addr in bond['address_remove']:
b.del_addr(addr)
@@ -444,17 +486,14 @@ def apply(bond):
if bond['mac']:
b.mac = bond['mac']
- # The bonding mode can not be changed when there are interfaces enslaved
- # to this bond, thus we will free all interfaces from the bond first!
- for intf in b.get_slaves():
- b.del_port(intf)
-
# Bonding policy
b.mode = bond['mode']
# Maximum Transmission Unit (MTU)
b.mtu = bond['mtu']
+
# Primary device interface
- b.primary = bond['primary']
+ if bond['primary']:
+ b.primary = bond['primary']
# Add (enslave) interfaces to bond
for intf in bond['member']:
diff --git a/src/migration-scripts/interfaces/1-to-2 b/src/migration-scripts/interfaces/1-to-2
index 10d542d1d..050137318 100755
--- a/src/migration-scripts/interfaces/1-to-2
+++ b/src/migration-scripts/interfaces/1-to-2
@@ -36,6 +36,25 @@ else:
# create new bond member interface
config.set(base + [bond, 'member', 'interface'], value=intf, replace=False)
+ #
+ # some combinations were allowed in the past from a CLI perspective
+ # but the kernel overwrote them - remove from CLI to not confuse the users.
+ # In addition new consitency checks are in place so users can't repeat the
+ # mistake. One of those nice issues is https://phabricator.vyos.net/T532
+ for bond in config.list_nodes(base):
+ if config.exists(base + [bond, 'arp-monitor', 'interval']) and config.exists(base + [bond, 'mode']):
+ mode = config.return_value(base + [bond, 'mode'])
+ if mode in ['802.3ad', 'transmit-load-balance', 'adaptive-load-balance']:
+ intvl = int(config.return_value(base + [bond, 'arp-monitor', 'interval']))
+ if intvl > 0:
+ # this is not allowed and the linux kernel replies with:
+ # option arp_interval: mode dependency failed, not supported in mode 802.3ad(4)
+ # option arp_interval: mode dependency failed, not supported in mode balance-alb(6)
+ # option arp_interval: mode dependency failed, not supported in mode balance-tlb(5)
+ #
+ # so we simply disable arp_interval by setting it to 0 and miimon will take care about the link
+ config.set(base + [bond, 'arp-monitor', 'interval'], value='0')
+
try:
with open(file_name, 'w') as f:
f.write(config.to_string())