forked from kubernetes/kops
/
apply_cluster.go
1301 lines (1088 loc) · 40.3 KB
/
apply_cluster.go
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/*
Copyright 2016 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 cloudup
import (
"fmt"
"net/url"
"os"
"path"
"strings"
"k8s.io/kops/pkg/k8sversion"
"github.com/blang/semver"
"github.com/golang/glog"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
kopsbase "k8s.io/kops"
"k8s.io/kops/pkg/apis/kops"
"k8s.io/kops/pkg/apis/kops/registry"
"k8s.io/kops/pkg/apis/kops/util"
"k8s.io/kops/pkg/apis/kops/validation"
"k8s.io/kops/pkg/apis/nodeup"
"k8s.io/kops/pkg/assets"
"k8s.io/kops/pkg/client/simple"
"k8s.io/kops/pkg/client/simple/vfsclientset"
"k8s.io/kops/pkg/dns"
"k8s.io/kops/pkg/featureflag"
"k8s.io/kops/pkg/model"
"k8s.io/kops/pkg/model/alimodel"
"k8s.io/kops/pkg/model/awsmodel"
"k8s.io/kops/pkg/model/components"
"k8s.io/kops/pkg/model/components/etcdmanager"
"k8s.io/kops/pkg/model/domodel"
"k8s.io/kops/pkg/model/gcemodel"
"k8s.io/kops/pkg/model/openstackmodel"
"k8s.io/kops/pkg/model/spotinstmodel"
"k8s.io/kops/pkg/model/vspheremodel"
"k8s.io/kops/pkg/resources/digitalocean"
"k8s.io/kops/pkg/templates"
"k8s.io/kops/upup/models"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/alitasks"
"k8s.io/kops/upup/pkg/fi/cloudup/aliup"
"k8s.io/kops/upup/pkg/fi/cloudup/awstasks"
"k8s.io/kops/upup/pkg/fi/cloudup/awsup"
"k8s.io/kops/upup/pkg/fi/cloudup/baremetal"
"k8s.io/kops/upup/pkg/fi/cloudup/cloudformation"
"k8s.io/kops/upup/pkg/fi/cloudup/do"
"k8s.io/kops/upup/pkg/fi/cloudup/dotasks"
"k8s.io/kops/upup/pkg/fi/cloudup/gce"
"k8s.io/kops/upup/pkg/fi/cloudup/gcetasks"
"k8s.io/kops/upup/pkg/fi/cloudup/openstack"
"k8s.io/kops/upup/pkg/fi/cloudup/openstacktasks"
"k8s.io/kops/upup/pkg/fi/cloudup/spotinsttasks"
"k8s.io/kops/upup/pkg/fi/cloudup/terraform"
"k8s.io/kops/upup/pkg/fi/cloudup/vsphere"
"k8s.io/kops/upup/pkg/fi/cloudup/vspheretasks"
"k8s.io/kops/upup/pkg/fi/fitasks"
"k8s.io/kops/util/pkg/vfs"
)
const (
starline = "*********************************************************************************\n"
)
var (
// AlphaAllowBareMetal is a feature flag that gates BareMetal support while it is alpha
AlphaAllowBareMetal = featureflag.New("AlphaAllowBareMetal", featureflag.Bool(false))
// AlphaAllowDO is a feature flag that gates DigitalOcean support while it is alpha
AlphaAllowDO = featureflag.New("AlphaAllowDO", featureflag.Bool(false))
// AlphaAllowGCE is a feature flag that gates GCE support while it is alpha
AlphaAllowGCE = featureflag.New("AlphaAllowGCE", featureflag.Bool(false))
// AlphaAllowVsphere is a feature flag that gates vsphere support while it is alpha
AlphaAllowVsphere = featureflag.New("AlphaAllowVsphere", featureflag.Bool(false))
// AlphaAllowALI is a feature flag that gates aliyun support while it is alpha
AlphaAllowALI = featureflag.New("AlphaAllowALI", featureflag.Bool(false))
// CloudupModels a list of supported models
CloudupModels = []string{"proto", "cloudup"}
)
type ApplyClusterCmd struct {
Cluster *kops.Cluster
InstanceGroups []*kops.InstanceGroup
// NodeUpSource is the location from which we download nodeup
NodeUpSource string
// NodeUpHash is the sha hash
NodeUpHash string
// Models is a list of cloudup models to apply
Models []string
// TargetName specifies how we are operating e.g. direct to GCE, or AWS, or dry-run, or terraform
TargetName string
// Target is the fi.Target we will operate against
Target fi.Target
// OutDir is a local directory in which we place output, can cache files etc
OutDir string
// Assets is a list of sources for files (primarily when not using everything containerized)
// Formats:
// raw url: http://... or https://...
// url with hash: <hex>@http://... or <hex>@https://...
Assets []string
Clientset simple.Clientset
// DryRun is true if this is only a dry run
DryRun bool
// RunTasksOptions defines parameters for task execution, e.g. retry interval
RunTasksOptions *fi.RunTasksOptions
// The channel we are using
channel *kops.Channel
// Phase can be set to a Phase to run the specific subset of tasks, if we don't want to run everything
Phase Phase
// LifecycleOverrides is passed in to override the lifecycle for one of more tasks.
// The key value is the task name such as InternetGateway and the value is the fi.Lifecycle
// that is re-mapped.
LifecycleOverrides map[string]fi.Lifecycle
// TaskMap is the map of tasks that we built (output)
TaskMap map[string]fi.Task
}
func (c *ApplyClusterCmd) Run() error {
if c.InstanceGroups == nil {
list, err := c.Clientset.InstanceGroupsFor(c.Cluster).List(metav1.ListOptions{})
if err != nil {
return err
}
var instanceGroups []*kops.InstanceGroup
for i := range list.Items {
instanceGroups = append(instanceGroups, &list.Items[i])
}
c.InstanceGroups = instanceGroups
}
if c.Models == nil {
c.Models = CloudupModels
}
modelStore, err := findModelStore()
if err != nil {
return err
}
channel, err := ChannelForCluster(c.Cluster)
if err != nil {
return err
}
c.channel = channel
stageAssetsLifecycle := fi.LifecycleSync
securityLifecycle := fi.LifecycleSync
networkLifecycle := fi.LifecycleSync
clusterLifecycle := fi.LifecycleSync
switch c.Phase {
case Phase(""):
// Everything ... the default
// until we implement finding assets we need to Ignore them
stageAssetsLifecycle = fi.LifecycleIgnore
case PhaseStageAssets:
networkLifecycle = fi.LifecycleIgnore
securityLifecycle = fi.LifecycleIgnore
clusterLifecycle = fi.LifecycleIgnore
case PhaseNetwork:
stageAssetsLifecycle = fi.LifecycleIgnore
securityLifecycle = fi.LifecycleIgnore
clusterLifecycle = fi.LifecycleIgnore
case PhaseSecurity:
stageAssetsLifecycle = fi.LifecycleIgnore
networkLifecycle = fi.LifecycleExistsAndWarnIfChanges
clusterLifecycle = fi.LifecycleIgnore
case PhaseCluster:
if c.TargetName == TargetDryRun {
stageAssetsLifecycle = fi.LifecycleIgnore
securityLifecycle = fi.LifecycleExistsAndWarnIfChanges
networkLifecycle = fi.LifecycleExistsAndWarnIfChanges
} else {
stageAssetsLifecycle = fi.LifecycleIgnore
networkLifecycle = fi.LifecycleExistsAndValidates
securityLifecycle = fi.LifecycleExistsAndValidates
}
default:
return fmt.Errorf("unknown phase %q", c.Phase)
}
// This is kinda a hack. Need to move phases out of fi. If we use Phase here we introduce a circular
// go dependency.
phase := string(c.Phase)
assetBuilder := assets.NewAssetBuilder(c.Cluster, phase)
err = c.upgradeSpecs(assetBuilder)
if err != nil {
return err
}
err = c.validateKopsVersion()
if err != nil {
return err
}
err = c.validateKubernetesVersion()
if err != nil {
return err
}
err = validation.DeepValidate(c.Cluster, c.InstanceGroups, true)
if err != nil {
return err
}
cluster := c.Cluster
if cluster.Spec.KubernetesVersion == "" {
return fmt.Errorf("KubernetesVersion not set")
}
if cluster.Spec.DNSZone == "" && !dns.IsGossipHostname(cluster.ObjectMeta.Name) {
return fmt.Errorf("DNSZone not set")
}
l := &Loader{}
l.Init()
l.Cluster = c.Cluster
configBase, err := vfs.Context.BuildVfsPath(cluster.Spec.ConfigBase)
if err != nil {
return fmt.Errorf("error parsing config base %q: %v", cluster.Spec.ConfigBase, err)
}
keyStore, err := c.Clientset.KeyStore(cluster)
if err != nil {
return err
}
sshCredentialStore, err := c.Clientset.SSHCredentialStore(cluster)
if err != nil {
return err
}
secretStore, err := c.Clientset.SecretStore(cluster)
if err != nil {
return err
}
// Normalize k8s version
versionWithoutV := strings.TrimSpace(cluster.Spec.KubernetesVersion)
if strings.HasPrefix(versionWithoutV, "v") {
versionWithoutV = versionWithoutV[1:]
}
if cluster.Spec.KubernetesVersion != versionWithoutV {
glog.Warningf("Normalizing kubernetes version: %q -> %q", cluster.Spec.KubernetesVersion, versionWithoutV)
cluster.Spec.KubernetesVersion = versionWithoutV
}
kv, err := k8sversion.Parse(cluster.Spec.KubernetesVersion)
if err != nil {
return err
}
// check if we should recommend turning off anonymousAuth on k8s versions gte than 1.10
// we do 1.10 since this is a really critical issues and 1.10 has it
if kv.IsGTE("1.10") {
// we do a check here because setting modifying the kubelet object messes with the output
warn := false
if cluster.Spec.Kubelet == nil {
warn = true
} else if cluster.Spec.Kubelet.AnonymousAuth == nil {
warn = true
}
if warn {
fmt.Println("")
fmt.Printf(starline)
fmt.Println("")
fmt.Println("Kubelet anonymousAuth is currently turned on. This allows RBAC escalation and remote code execution possibilites.")
fmt.Println("It is highly recommended you turn it off by setting 'spec.kubelet.anonymousAuth' to 'false' via 'kops edit cluster'")
fmt.Println("")
fmt.Println("See https://github.com/kubernetes/kops/blob/master/docs/security.md#kubelet-api")
fmt.Println("")
fmt.Printf(starline)
fmt.Println("")
}
}
if err := c.AddFileAssets(assetBuilder); err != nil {
return err
}
// Only setup transfer of kops assets if using a FileRepository
if c.Cluster.Spec.Assets != nil && c.Cluster.Spec.Assets.FileRepository != nil {
if err := SetKopsAssetsLocations(assetBuilder); err != nil {
return err
}
}
checkExisting := true
l.AddTypes(map[string]interface{}{
"keypair": &fitasks.Keypair{},
"secret": &fitasks.Secret{},
"managedFile": &fitasks.ManagedFile{},
"mirrorKeystore": &fitasks.MirrorKeystore{},
"mirrorSecrets": &fitasks.MirrorSecrets{},
})
cloud, err := BuildCloud(cluster)
if err != nil {
return err
}
region := ""
project := ""
var sshPublicKeys [][]byte
{
keys, err := sshCredentialStore.FindSSHPublicKeys(fi.SecretNameSSHPrimary)
if err != nil {
return fmt.Errorf("error retrieving SSH public key %q: %v", fi.SecretNameSSHPrimary, err)
}
for _, k := range keys {
sshPublicKeys = append(sshPublicKeys, []byte(k.Spec.PublicKey))
}
}
modelContext := &model.KopsModelContext{
Cluster: cluster,
InstanceGroups: c.InstanceGroups,
}
switch kops.CloudProviderID(cluster.Spec.CloudProvider) {
case kops.CloudProviderGCE:
{
gceCloud := cloud.(gce.GCECloud)
region = gceCloud.Region()
project = gceCloud.Project()
if !AlphaAllowGCE.Enabled() {
return fmt.Errorf("GCE support is currently alpha, and is feature-gated. export KOPS_FEATURE_FLAGS=AlphaAllowGCE")
}
modelContext.SSHPublicKeys = sshPublicKeys
l.AddTypes(map[string]interface{}{
"Disk": &gcetasks.Disk{},
"Instance": &gcetasks.Instance{},
"InstanceTemplate": &gcetasks.InstanceTemplate{},
"Network": &gcetasks.Network{},
"InstanceGroupManager": &gcetasks.InstanceGroupManager{},
"FirewallRule": &gcetasks.FirewallRule{},
"Address": &gcetasks.Address{},
})
}
case kops.CloudProviderDO:
{
if !AlphaAllowDO.Enabled() {
return fmt.Errorf("DigitalOcean support is currently (very) alpha and is feature-gated. export KOPS_FEATURE_FLAGS=AlphaAllowDO to enable it")
}
modelContext.SSHPublicKeys = sshPublicKeys
l.AddTypes(map[string]interface{}{
"volume": &dotasks.Volume{},
"droplet": &dotasks.Droplet{},
})
}
case kops.CloudProviderAWS:
{
awsCloud := cloud.(awsup.AWSCloud)
region = awsCloud.Region()
l.AddTypes(map[string]interface{}{
// EC2
"elasticIP": &awstasks.ElasticIP{},
"instance": &awstasks.Instance{},
"instanceElasticIPAttachment": &awstasks.InstanceElasticIPAttachment{},
"instanceVolumeAttachment": &awstasks.InstanceVolumeAttachment{},
"ebsVolume": &awstasks.EBSVolume{},
"sshKey": &awstasks.SSHKey{},
// IAM
"iamInstanceProfile": &awstasks.IAMInstanceProfile{},
"iamInstanceProfileRole": &awstasks.IAMInstanceProfileRole{},
"iamRole": &awstasks.IAMRole{},
"iamRolePolicy": &awstasks.IAMRolePolicy{},
// VPC / Networking
"dhcpOptions": &awstasks.DHCPOptions{},
"internetGateway": &awstasks.InternetGateway{},
"route": &awstasks.Route{},
"routeTable": &awstasks.RouteTable{},
"routeTableAssociation": &awstasks.RouteTableAssociation{},
"securityGroup": &awstasks.SecurityGroup{},
"securityGroupRule": &awstasks.SecurityGroupRule{},
"subnet": &awstasks.Subnet{},
"vpc": &awstasks.VPC{},
"ngw": &awstasks.NatGateway{},
"vpcDHDCPOptionsAssociation": &awstasks.VPCDHCPOptionsAssociation{},
// ELB
"loadBalancer": &awstasks.LoadBalancer{},
"loadBalancerAttachment": &awstasks.LoadBalancerAttachment{},
// Autoscaling
"autoscalingGroup": &awstasks.AutoscalingGroup{},
"launchConfiguration": &awstasks.LaunchConfiguration{},
// Spotinst
"spotinstElastigroup": &spotinsttasks.Elastigroup{},
})
if len(sshPublicKeys) == 0 {
return fmt.Errorf("SSH public key must be specified when running with AWS (create with `kops create secret --name %s sshpublickey admin -i ~/.ssh/id_rsa.pub`)", cluster.ObjectMeta.Name)
}
modelContext.SSHPublicKeys = sshPublicKeys
if len(sshPublicKeys) != 1 {
return fmt.Errorf("Exactly one 'admin' SSH public key can be specified when running with AWS; please delete a key using `kops delete secret`")
}
l.TemplateFunctions["MachineTypeInfo"] = awsup.GetMachineTypeInfo
}
case kops.CloudProviderALI:
{
if !AlphaAllowALI.Enabled() {
return fmt.Errorf("Aliyun support is currently alpha, and is feature-gated. export KOPS_FEATURE_FLAGS=AlphaAllowALI")
}
aliCloud := cloud.(aliup.ALICloud)
region = aliCloud.Region()
l.AddTypes(map[string]interface{}{
"Vpc": &alitasks.VPC{},
"VSwitch": &alitasks.VSwitch{},
"Disk": &alitasks.Disk{},
"SecurityGroup": &alitasks.SecurityGroup{},
"SecurityGroupRule": &alitasks.SecurityGroupRule{},
"LoadBalancer": &alitasks.LoadBalancer{},
"LoadBalancerListener": &alitasks.LoadBalancerListener{},
"LoadBalancerWhiteList": &alitasks.LoadBalancerWhiteList{},
"AutoscalingGroup": &alitasks.ScalingGroup{},
"LaunchConfiguration": &alitasks.LaunchConfiguration{},
"RAMPolicy": &alitasks.RAMPolicy{},
"RAMRole": &alitasks.RAMRole{},
"SSHKey": &alitasks.SSHKey{},
})
if len(sshPublicKeys) == 0 {
return fmt.Errorf("SSH public key must be specified when running with ALICloud (create with `kops create secret --name %s sshpublickey admin -i ~/.ssh/id_rsa.pub`)", cluster.ObjectMeta.Name)
}
modelContext.SSHPublicKeys = sshPublicKeys
if len(sshPublicKeys) != 1 {
return fmt.Errorf("Exactly one 'admin' SSH public key can be specified when running with ALICloud; please delete a key using `kops delete secret`")
}
}
case kops.CloudProviderVSphere:
{
if !AlphaAllowVsphere.Enabled() {
return fmt.Errorf("Vsphere support is currently alpha, and is feature-gated. export KOPS_FEATURE_FLAGS=AlphaAllowVsphere")
}
vsphereCloud := cloud.(*vsphere.VSphereCloud)
// TODO: map region with vCenter cluster, or datacenter, or datastore?
region = vsphereCloud.Cluster
l.AddTypes(map[string]interface{}{
"instance": &vspheretasks.VirtualMachine{},
})
}
case kops.CloudProviderBareMetal:
{
if !AlphaAllowBareMetal.Enabled() {
return fmt.Errorf("BareMetal support is currently (very) alpha and is feature-gated. export KOPS_FEATURE_FLAGS=AlphaAllowBareMetal to enable it")
}
// No additional tasks (yet)
}
case kops.CloudProviderOpenstack:
{
osCloud := cloud.(openstack.OpenstackCloud)
region = osCloud.Region()
l.AddTypes(map[string]interface{}{
"sshKey": &openstacktasks.SSHKey{},
// Networking
"network": &openstacktasks.Network{},
"router": &openstacktasks.Router{},
})
if len(sshPublicKeys) == 0 {
return fmt.Errorf("SSH public key must be specified when running with Openstack (create with `kops create secret --name %s sshpublickey admin -i ~/.ssh/id_rsa.pub`)", cluster.ObjectMeta.Name)
}
modelContext.SSHPublicKeys = sshPublicKeys
if len(sshPublicKeys) != 1 {
return fmt.Errorf("Exactly one 'admin' SSH public key can be specified when running with Openstack; please delete a key using `kops delete secret`")
}
}
default:
return fmt.Errorf("unknown CloudProvider %q", cluster.Spec.CloudProvider)
}
modelContext.Region = region
if dns.IsGossipHostname(cluster.ObjectMeta.Name) {
glog.Infof("Gossip DNS: skipping DNS validation")
} else {
err = validateDNS(cluster, cloud)
if err != nil {
return err
}
}
clusterTags, err := buildCloudupTags(cluster)
if err != nil {
return err
}
tf := &TemplateFunctions{
cluster: cluster,
instanceGroups: c.InstanceGroups,
tags: clusterTags,
region: region,
modelContext: modelContext,
}
l.Tags = clusterTags
l.WorkDir = c.OutDir
l.ModelStore = modelStore
var fileModels []string
for _, m := range c.Models {
switch m {
case "proto":
// No proto code options; no file model
case "cloudup":
templates, err := templates.LoadTemplates(cluster, models.NewAssetPath("cloudup/resources"))
if err != nil {
return fmt.Errorf("error loading templates: %v", err)
}
err = tf.AddTo(templates.TemplateFunctions, secretStore)
if err != nil {
return err
}
l.Builders = append(l.Builders,
&BootstrapChannelBuilder{
Lifecycle: &clusterLifecycle,
assetBuilder: assetBuilder,
cluster: cluster,
templates: templates,
},
&model.PKIModelBuilder{
KopsModelContext: modelContext,
Lifecycle: &clusterLifecycle,
},
&etcdmanager.EtcdManagerBuilder{
AssetBuilder: assetBuilder,
KopsModelContext: modelContext,
Lifecycle: &clusterLifecycle,
},
)
switch kops.CloudProviderID(cluster.Spec.CloudProvider) {
case kops.CloudProviderAWS:
awsModelContext := &awsmodel.AWSModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders,
&model.MasterVolumeBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle},
&awsmodel.APILoadBalancerBuilder{AWSModelContext: awsModelContext, Lifecycle: &clusterLifecycle, SecurityLifecycle: &securityLifecycle},
&model.BastionModelBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle, SecurityLifecycle: &securityLifecycle},
&model.DNSModelBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle},
&model.ExternalAccessModelBuilder{KopsModelContext: modelContext, Lifecycle: &securityLifecycle},
&model.FirewallModelBuilder{KopsModelContext: modelContext, Lifecycle: &securityLifecycle},
&model.SSHKeyModelBuilder{KopsModelContext: modelContext, Lifecycle: &securityLifecycle},
)
l.Builders = append(l.Builders,
&model.NetworkModelBuilder{KopsModelContext: modelContext, Lifecycle: &networkLifecycle},
)
l.Builders = append(l.Builders,
&model.IAMModelBuilder{KopsModelContext: modelContext, Lifecycle: &securityLifecycle},
)
case kops.CloudProviderDO:
l.Builders = append(l.Builders,
&model.MasterVolumeBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle},
)
case kops.CloudProviderGCE:
gceModelContext := &gcemodel.GCEModelContext{
KopsModelContext: modelContext,
}
storageAclLifecycle := securityLifecycle
if storageAclLifecycle != fi.LifecycleIgnore {
// This is a best-effort permissions fix
storageAclLifecycle = fi.LifecycleWarnIfInsufficientAccess
}
l.Builders = append(l.Builders,
&model.MasterVolumeBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle},
&gcemodel.APILoadBalancerBuilder{GCEModelContext: gceModelContext, Lifecycle: &securityLifecycle},
&gcemodel.ExternalAccessModelBuilder{GCEModelContext: gceModelContext, Lifecycle: &securityLifecycle},
&gcemodel.FirewallModelBuilder{GCEModelContext: gceModelContext, Lifecycle: &securityLifecycle},
&gcemodel.NetworkModelBuilder{GCEModelContext: gceModelContext, Lifecycle: &networkLifecycle},
)
l.Builders = append(l.Builders,
&gcemodel.StorageAclBuilder{GCEModelContext: gceModelContext, Cloud: cloud.(gce.GCECloud), Lifecycle: &storageAclLifecycle},
)
case kops.CloudProviderALI:
aliModelContext := &alimodel.ALIModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders,
&model.MasterVolumeBuilder{KopsModelContext: modelContext, Lifecycle: &clusterLifecycle},
&alimodel.APILoadBalancerModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
&alimodel.NetWorkModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
&alimodel.RAMModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
&alimodel.SSHKeyModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
&alimodel.FirewallModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
&alimodel.ExternalAccessModelBuilder{ALIModelContext: aliModelContext, Lifecycle: &clusterLifecycle},
)
case kops.CloudProviderVSphere:
// No special settings (yet!)
case kops.CloudProviderBareMetal:
// No special settings (yet!)
case kops.CloudProviderOpenstack:
openstackModelContext := &openstackmodel.OpenstackModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders,
&openstackmodel.NetworkModelBuilder{OpenstackModelContext: openstackModelContext, Lifecycle: &networkLifecycle},
&openstackmodel.SSHKeyModelBuilder{OpenstackModelContext: openstackModelContext, Lifecycle: &securityLifecycle},
)
default:
return fmt.Errorf("unknown cloudprovider %q", cluster.Spec.CloudProvider)
}
fileModels = append(fileModels, m)
default:
fileModels = append(fileModels, m)
}
}
l.TemplateFunctions["CA"] = func() fi.CAStore {
return keyStore
}
l.TemplateFunctions["Secrets"] = func() fi.SecretStore {
return secretStore
}
bootstrapScriptBuilder := &model.BootstrapScript{
NodeUpConfigBuilder: func(ig *kops.InstanceGroup) (*nodeup.Config, error) { return c.BuildNodeUpConfig(assetBuilder, ig) },
NodeUpSource: c.NodeUpSource,
NodeUpSourceHash: c.NodeUpHash,
}
switch kops.CloudProviderID(cluster.Spec.CloudProvider) {
case kops.CloudProviderAWS:
awsModelContext := &awsmodel.AWSModelContext{
KopsModelContext: modelContext,
}
if featureflag.Spotinst.Enabled() {
l.Builders = append(l.Builders, &spotinstmodel.ElastigroupModelBuilder{
AWSModelContext: awsModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
SecurityLifecycle: &securityLifecycle,
})
} else {
l.Builders = append(l.Builders, &awsmodel.AutoscalingGroupModelBuilder{
AWSModelContext: awsModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
SecurityLifecycle: &securityLifecycle,
})
}
case kops.CloudProviderDO:
doModelContext := &domodel.DOModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders, &domodel.DropletBuilder{
DOModelContext: doModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
})
case kops.CloudProviderGCE:
{
gceModelContext := &gcemodel.GCEModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders, &gcemodel.AutoscalingGroupModelBuilder{
GCEModelContext: gceModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
})
}
case kops.CloudProviderALI:
{
aliModelContext := &alimodel.ALIModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders, &alimodel.ScalingGroupModelBuilder{
ALIModelContext: aliModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
})
}
case kops.CloudProviderVSphere:
{
vsphereModelContext := &vspheremodel.VSphereModelContext{
KopsModelContext: modelContext,
}
l.Builders = append(l.Builders, &vspheremodel.AutoscalingGroupModelBuilder{
VSphereModelContext: vsphereModelContext,
BootstrapScript: bootstrapScriptBuilder,
Lifecycle: &clusterLifecycle,
})
}
case kops.CloudProviderBareMetal:
// BareMetal tasks will go here
case kops.CloudProviderOpenstack:
default:
return fmt.Errorf("unknown cloudprovider %q", cluster.Spec.CloudProvider)
}
l.TemplateFunctions["Masters"] = tf.modelContext.MasterInstanceGroups
err = tf.AddTo(l.TemplateFunctions, secretStore)
if err != nil {
return err
}
taskMap, err := l.BuildTasks(modelStore, fileModels, assetBuilder, &stageAssetsLifecycle, c.LifecycleOverrides)
if err != nil {
return fmt.Errorf("error building tasks: %v", err)
}
c.TaskMap = taskMap
var target fi.Target
dryRun := false
shouldPrecreateDNS := true
switch c.TargetName {
case TargetDirect:
switch kops.CloudProviderID(cluster.Spec.CloudProvider) {
case kops.CloudProviderGCE:
target = gce.NewGCEAPITarget(cloud.(gce.GCECloud))
case kops.CloudProviderAWS:
target = awsup.NewAWSAPITarget(cloud.(awsup.AWSCloud))
case kops.CloudProviderDO:
target = do.NewDOAPITarget(cloud.(*digitalocean.Cloud))
case kops.CloudProviderVSphere:
target = vsphere.NewVSphereAPITarget(cloud.(*vsphere.VSphereCloud))
case kops.CloudProviderBareMetal:
target = baremetal.NewTarget(cloud.(*baremetal.Cloud))
case kops.CloudProviderOpenstack:
target = openstack.NewOpenstackAPITarget(cloud.(openstack.OpenstackCloud))
case kops.CloudProviderALI:
target = aliup.NewALIAPITarget(cloud.(aliup.ALICloud))
default:
return fmt.Errorf("direct configuration not supported with CloudProvider:%q", cluster.Spec.CloudProvider)
}
case TargetTerraform:
checkExisting = false
outDir := c.OutDir
tf := terraform.NewTerraformTarget(cloud, region, project, outDir, cluster.Spec.Target)
// We include a few "util" variables in the TF output
if err := tf.AddOutputVariable("region", terraform.LiteralFromStringValue(region)); err != nil {
return err
}
if project != "" {
if err := tf.AddOutputVariable("project", terraform.LiteralFromStringValue(project)); err != nil {
return err
}
}
if err := tf.AddOutputVariable("cluster_name", terraform.LiteralFromStringValue(cluster.ObjectMeta.Name)); err != nil {
return err
}
target = tf
// Can cause conflicts with terraform management
shouldPrecreateDNS = false
case TargetCloudformation:
checkExisting = false
outDir := c.OutDir
target = cloudformation.NewCloudformationTarget(cloud, region, project, outDir)
// Can cause conflicts with cloudformation management
shouldPrecreateDNS = false
case TargetDryRun:
target = fi.NewDryRunTarget(assetBuilder, os.Stdout)
dryRun = true
// Avoid making changes on a dry-run
shouldPrecreateDNS = false
default:
return fmt.Errorf("unsupported target type %q", c.TargetName)
}
c.Target = target
if !dryRun {
err = registry.WriteConfigDeprecated(cluster, configBase.Join(registry.PathClusterCompleted), c.Cluster)
if err != nil {
return fmt.Errorf("error writing completed cluster spec: %v", err)
}
vfsMirror := vfsclientset.NewInstanceGroupMirror(cluster, configBase)
for _, g := range c.InstanceGroups {
// TODO: We need to update the mirror (below), but do we need to update the primary?
_, err := c.Clientset.InstanceGroupsFor(c.Cluster).Update(g)
if err != nil {
return fmt.Errorf("error writing InstanceGroup %q to registry: %v", g.ObjectMeta.Name, err)
}
// TODO: Don't write if vfsMirror == c.ClientSet
if err := vfsMirror.WriteMirror(g); err != nil {
return fmt.Errorf("error writing instance group spec to mirror: %v", err)
}
}
}
context, err := fi.NewContext(target, cluster, cloud, keyStore, secretStore, configBase, checkExisting, taskMap)
if err != nil {
return fmt.Errorf("error building context: %v", err)
}
defer context.Close()
var options fi.RunTasksOptions
if c.RunTasksOptions != nil {
options = *c.RunTasksOptions
} else {
options.InitDefaults()
}
err = context.RunTasks(options)
if err != nil {
return fmt.Errorf("error running tasks: %v", err)
}
if dns.IsGossipHostname(cluster.Name) {
shouldPrecreateDNS = false
}
if shouldPrecreateDNS {
if err := precreateDNS(cluster, cloud); err != nil {
glog.Warningf("unable to pre-create DNS records - cluster startup may be slower: %v", err)
}
}
err = target.Finish(taskMap) //This will finish the apply, and print the changes
if err != nil {
return fmt.Errorf("error closing target: %v", err)
}
return nil
}
// upgradeSpecs ensures that fields are fully populated / defaulted
func (c *ApplyClusterCmd) upgradeSpecs(assetBuilder *assets.AssetBuilder) error {
fullCluster, err := PopulateClusterSpec(c.Clientset, c.Cluster, assetBuilder)
if err != nil {
return err
}
c.Cluster = fullCluster
for i, g := range c.InstanceGroups {
fullGroup, err := PopulateInstanceGroupSpec(fullCluster, g, c.channel)
if err != nil {
return err
}
c.InstanceGroups[i] = fullGroup
}
return nil
}
// validateKopsVersion ensures that kops meet the version requirements / recommendations in the channel
func (c *ApplyClusterCmd) validateKopsVersion() error {
kopsVersion, err := semver.ParseTolerant(kopsbase.Version)
if err != nil {
glog.Warningf("unable to parse kops version %q", kopsbase.Version)
// Not a hard-error
return nil
}
versionInfo := kops.FindKopsVersionSpec(c.channel.Spec.KopsVersions, kopsVersion)
if versionInfo == nil {
glog.Warningf("unable to find version information for kops version %q in channel", kopsVersion)
// Not a hard-error
return nil
}
recommended, err := versionInfo.FindRecommendedUpgrade(kopsVersion)
if err != nil {
glog.Warningf("unable to parse version recommendation for kops version %q in channel", kopsVersion)
}
required, err := versionInfo.IsUpgradeRequired(kopsVersion)
if err != nil {
glog.Warningf("unable to parse version requirement for kops version %q in channel", kopsVersion)
}
if recommended != nil && !required {
fmt.Printf("\n")
fmt.Printf(starline)
fmt.Printf("\n")
fmt.Printf("A new kops version is available: %s\n", recommended)
fmt.Printf("\n")
fmt.Printf("Upgrading is recommended\n")
fmt.Printf("More information: %s\n", buildPermalink("upgrade_kops", recommended.String()))
fmt.Printf("\n")
fmt.Printf(starline)
fmt.Printf("\n")
} else if required {
fmt.Printf("\n")
fmt.Printf(starline)
fmt.Printf("\n")
if recommended != nil {
fmt.Printf("A new kops version is available: %s\n", recommended)
}
fmt.Printf("\n")
fmt.Printf("This version of kops (%s) is no longer supported; upgrading is required\n", kopsbase.Version)
fmt.Printf("(you can bypass this check by exporting KOPS_RUN_OBSOLETE_VERSION)\n")
fmt.Printf("\n")
fmt.Printf("More information: %s\n", buildPermalink("upgrade_kops", recommended.String()))
fmt.Printf("\n")
fmt.Printf(starline)
fmt.Printf("\n")
}