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Code Issues Releases Wiki Activity

Make it possible to configure dualstack

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Sebastiaan van Steenis
2021-06-25 16:44:47 +02:00
parent 0b27ba619f
commit c5efcaeb0c
6 changed files with 48 additions and 17 deletions
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25
cluster/validation.go
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@@ -208,6 +208,31 @@ func validateNetworkOptions(c *Cluster) error {
if c.Network.Plugin == FlannelNetworkPlugin && c.Network.MTU != 0 {
return fmt.Errorf("Network plugin [%s] does not support configuring MTU", FlannelNetworkPlugin)
}
dualStack := false
serviceClusterRanges := strings.Split(c.Services.KubeAPI.ServiceClusterIPRange, ",")
if len(serviceClusterRanges) > 1 {
logrus.Debugf("Found more than 1 service cluster IP range, assuming dual stack")
dualStack = true
}
clusterCIDRs := strings.Split(c.Services.KubeController.ClusterCIDR, ",")
if len(clusterCIDRs) > 1 {
logrus.Debugf("Found more than 1 cluster CIDR, assuming dual stack")
dualStack = true
}
if dualStack {
IPv6CompatibleNetworkPluginFound := false
for _, networkPlugin := range IPv6CompatibleNetworkPlugins {
if c.Network.Plugin == networkPlugin {
logrus.Debugf("Found IPv6 compatible network plugin [%s] == [%s]", c.Network.Plugin, networkPlugin)
IPv6CompatibleNetworkPluginFound = true
break
}
}
if !IPv6CompatibleNetworkPluginFound {
return fmt.Errorf("Network plugin [%s] does not support IPv6 (dualstack)", c.Network.Plugin)
}
}
if c.Network.Plugin == AciNetworkPlugin {
//Skip cloud options and throw an error.
cloudOptionsList := []string{AciEpRegistry, AciOpflexMode, AciUseHostNetnsVolume, AciUseOpflexServerVolume,