kops/pkg/testutils/cluster.go

119 lines
3.4 KiB
Go

/*
Copyright 2020 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 testutils
import (
"fmt"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/kops/pkg/apis/kops"
"k8s.io/kops/upup/pkg/fi"
)
// BuildMinimalCluster a generic minimal cluster
func BuildMinimalCluster(clusterName string) *kops.Cluster {
c := &kops.Cluster{}
c.ObjectMeta.Name = clusterName
c.Spec.KubernetesVersion = "1.23.2"
c.Spec.Networking.Subnets = []kops.ClusterSubnetSpec{
{Name: "subnet-us-test-1a", Zone: "us-test-1a", CIDR: "172.20.1.0/24", Type: kops.SubnetTypePrivate},
}
c.Spec.Containerd = &kops.ContainerdConfig{}
c.Spec.API.PublicName = fmt.Sprintf("api.%v", clusterName)
c.Spec.API.Access = []string{"0.0.0.0/0"}
c.Spec.SSHAccess = []string{"0.0.0.0/0"}
// Default to public topology
c.Spec.Networking.Topology = &kops.TopologySpec{
DNS: kops.DNSTypePublic,
}
c.Spec.Networking.NetworkCIDR = "172.20.0.0/16"
c.Spec.Networking.Subnets = []kops.ClusterSubnetSpec{
{Name: "subnet-us-test-1a", Zone: "us-test-1a", CIDR: "172.20.1.0/24", Type: kops.SubnetTypePublic},
{Name: "subnet-us-test-1b", Zone: "us-test-1b", CIDR: "172.20.2.0/24", Type: kops.SubnetTypePublic},
{Name: "subnet-us-test-1c", Zone: "us-test-1c", CIDR: "172.20.3.0/24", Type: kops.SubnetTypePublic},
}
c.Spec.Networking.NonMasqueradeCIDR = "100.64.0.0/10"
c.Spec.CloudProvider.AWS = &kops.AWSSpec{}
c.Spec.ConfigStore = kops.ConfigStoreSpec{
Base: "memfs://unittest-bucket/" + clusterName,
}
c.Spec.DNSZone = "test.com"
c.Spec.SSHKeyName = fi.PtrTo("test")
addEtcdClusters(c)
return c
}
func addEtcdClusters(c *kops.Cluster) {
subnetNames := sets.NewString()
for _, z := range c.Spec.Networking.Subnets {
subnetNames.Insert(z.Name)
}
etcdZones := subnetNames.List()
for _, etcdCluster := range []string{"main", "events"} {
etcd := kops.EtcdClusterSpec{}
etcd.Name = etcdCluster
for _, zone := range etcdZones {
m := kops.EtcdMemberSpec{}
m.Name = zone
m.InstanceGroup = fi.PtrTo("master-" + zone)
etcd.Members = append(etcd.Members, m)
}
c.Spec.EtcdClusters = append(c.Spec.EtcdClusters, etcd)
}
}
func BuildMinimalNodeInstanceGroup(name string, subnets ...string) kops.InstanceGroup {
g := kops.InstanceGroup{}
g.ObjectMeta.Name = name
g.Spec.Role = kops.InstanceGroupRoleNode
g.Spec.Image = "ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-20220404"
g.Spec.Subnets = subnets
return g
}
func BuildMinimalBastionInstanceGroup(name string, subnets ...string) kops.InstanceGroup {
g := kops.InstanceGroup{}
g.ObjectMeta.Name = name
g.Spec.Role = kops.InstanceGroupRoleNode
g.Spec.Image = "ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-20220404"
g.Spec.Subnets = subnets
return g
}
func BuildMinimalMasterInstanceGroup(subnet string) kops.InstanceGroup {
g := kops.InstanceGroup{}
g.ObjectMeta.Name = "master-" + subnet
g.Spec.Role = kops.InstanceGroupRoleControlPlane
g.Spec.Subnets = []string{subnet}
g.Spec.Image = "ami-1234abcd"
return g
}