kops/pkg/model/openstackmodel/network.go

108 lines
2.6 KiB
Go

/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package openstackmodel
import (
"strings"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/openstacktasks"
)
// NetworkModelBuilder configures network objects
type NetworkModelBuilder struct {
*OpenstackModelContext
Lifecycle *fi.Lifecycle
}
var _ fi.ModelBuilder = &NetworkModelBuilder{}
func (b *NetworkModelBuilder) Build(c *fi.ModelBuilderContext) error {
clusterName := b.ClusterName()
netName, err := b.GetNetworkName()
if err != nil {
return err
}
{
t := &openstacktasks.Network{
Name: s(netName),
ID: s(b.Cluster.Spec.NetworkID),
Tag: s(clusterName),
Lifecycle: b.Lifecycle,
}
c.AddTask(t)
}
osSpec := b.Cluster.Spec.CloudConfig.Openstack
needRouter := true
//Do not need router if there is no external network
if osSpec.Router == nil || osSpec.Router.ExternalNetwork == nil {
needRouter = false
}
routerName := strings.Replace(clusterName, ".", "-", -1)
for _, sp := range b.Cluster.Spec.Subnets {
// assumes that we do not need to create routers if we use existing subnets
if sp.ProviderID != "" {
needRouter = false
}
subnetName, err := b.findSubnetNameByID(sp.ProviderID, sp.Name)
if err != nil {
return err
}
t := &openstacktasks.Subnet{
Name: s(subnetName),
Network: b.LinkToNetwork(),
CIDR: s(sp.CIDR),
DNSServers: make([]*string, 0),
Lifecycle: b.Lifecycle,
Tag: s(clusterName),
}
if osSpec.Router != nil && osSpec.Router.DNSServers != nil {
dnsSplitted := strings.Split(fi.StringValue(osSpec.Router.DNSServers), ",")
dnsNameSrv := make([]*string, len(dnsSplitted))
for i, ns := range dnsSplitted {
dnsNameSrv[i] = fi.String(ns)
}
t.DNSServers = dnsNameSrv
}
c.AddTask(t)
if needRouter {
t1 := &openstacktasks.RouterInterface{
Name: s("ri-" + sp.Name),
Subnet: b.LinkToSubnet(s(subnetName)),
Router: b.LinkToRouter(s(routerName)),
Lifecycle: b.Lifecycle,
}
c.AddTask(t1)
}
}
if needRouter {
t := &openstacktasks.Router{
Name: s(routerName),
Lifecycle: b.Lifecycle,
}
c.AddTask(t)
}
return nil
}