Add IBM Power VS: tfvars

For more background on IPI on Power VS, refer to the enhancement proposal here: openshift/enhancements#736 Older discussions on some of the code here can be found in openshift#5224 Signed-off-by: Christy Norman <christy@linux.vnet.ibm.com>
clnperez · Apr 5, 2022 · e2523af · e2523af
1 parent ca8aacd
commit e2523af
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Showing 7 changed files with 177 additions and 6 deletions.
diff --git a/pkg/asset/cluster/tfvars.go b/pkg/asset/cluster/tfvars.go
@@ -13,6 +13,7 @@ import (
 	ibmcloudprovider "github.com/openshift/cluster-api-provider-ibmcloud/pkg/apis/ibmcloudprovider/v1beta1"
 	libvirtprovider "github.com/openshift/cluster-api-provider-libvirt/pkg/apis/libvirtproviderconfig/v1beta1"
 	ovirtprovider "github.com/openshift/cluster-api-provider-ovirt/pkg/apis/ovirtprovider/v1beta1"
+	powervsprovider "github.com/openshift/machine-api-provider-powervs/pkg/apis/powervsprovider/v1alpha1"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	awsprovider "sigs.k8s.io/cluster-api-provider-aws/pkg/apis/awsprovider/v1beta1"
@@ -44,6 +45,7 @@ import (
 	libvirttfvars "github.com/openshift/installer/pkg/tfvars/libvirt"
 	openstacktfvars "github.com/openshift/installer/pkg/tfvars/openstack"
 	ovirttfvars "github.com/openshift/installer/pkg/tfvars/ovirt"
+	powervstfvars "github.com/openshift/installer/pkg/tfvars/powervs"
 	vspheretfvars "github.com/openshift/installer/pkg/tfvars/vsphere"
 	"github.com/openshift/installer/pkg/types"
 	"github.com/openshift/installer/pkg/types/alibabacloud"
@@ -56,6 +58,7 @@ import (
 	"github.com/openshift/installer/pkg/types/none"
 	"github.com/openshift/installer/pkg/types/openstack"
 	"github.com/openshift/installer/pkg/types/ovirt"
+	"github.com/openshift/installer/pkg/types/powervs"
 	"github.com/openshift/installer/pkg/types/vsphere"
 )
 
@@ -672,6 +675,51 @@ func (t *TerraformVariables) Generate(parents asset.Parents) error {
 			Filename: TfPlatformVarsFileName,
 			Data:     data,
 		})
+	case powervs.Name:
+		client, err := installConfig.PowerVS.Client()
+		if err != nil {
+			return err
+		}
+
+		masters, err := mastersAsset.Machines()
+		if err != nil {
+			return err
+		}
+
+		// Get CISInstanceCRN from InstallConfig metadata
+		crn, err := installConfig.PowerVS.CISInstanceCRN(ctx)
+		if err != nil {
+			return err
+		}
+
+		masterConfigs := make([]*powervsprovider.PowerVSMachineProviderConfig, len(masters))
+		for i, m := range masters {
+			masterConfigs[i] = m.Spec.ProviderSpec.Value.Object.(*powervsprovider.PowerVSMachineProviderConfig)
+		}
+
+		data, err = powervstfvars.TFVars(
+			powervstfvars.TFVarsSources{
+				MasterConfigs:        masterConfigs,
+				Region:               installConfig.Config.Platform.PowerVS.Region,
+				Zone:                 installConfig.Config.Platform.PowerVS.Zone,
+				APIKey:               client.APIKey,
+				SSHKey:               installConfig.Config.SSHKey,
+				PowerVSResourceGroup: installConfig.Config.PowerVS.PowerVSResourceGroup,
+				ImageBucketFileName:  string(*rhcosImage),
+				NetworkName:          installConfig.Config.PowerVS.PVSNetworkName,
+				CISInstanceCRN:       crn,
+				VPCSubnetName:        installConfig.Config.PowerVS.Subnets[0],
+				VPCName:              installConfig.Config.PowerVS.VPC,
+			},
+		)
+		if err != nil {
+			return errors.Wrapf(err, "failed to get %s Terraform variables", platform)
+		}
+		t.FileList = append(t.FileList, &asset.File{
+			Filename: TfPlatformVarsFileName,
+			Data:     data,
+		})
+
 	case vsphere.Name:
 		controlPlanes, err := mastersAsset.Machines()
 		if err != nil {

diff --git a/pkg/asset/installconfig/powervs/client.go b/pkg/asset/installconfig/powervs/client.go
@@ -3,7 +3,6 @@ package powervs
 import (
 	"context"
 	"fmt"
-	"os"
 	"time"
 
 	"github.com/IBM/go-sdk-core/v5/core"
@@ -55,9 +54,13 @@ type DNSZoneResponse struct {
 
 // NewClient initializes a client with a session.
 func NewClient() (*Client, error) {
-	apiKey := os.Getenv("IC_API_KEY")
+	ssn, err := GetSession()
+	if err != nil {
+		return nil, err
+	}
+
 	client := &Client{
-		APIKey: apiKey,
+		APIKey: ssn.APIKey,
 	}
 
 	if err := client.loadSDKServices(); err != nil {

diff --git a/pkg/asset/installconfig/powervs/session.go b/pkg/asset/installconfig/powervs/session.go
@@ -75,9 +75,6 @@ func getPISession() (*ibmpisession.IBMPISession, string, error) {
 		return nil, "", err
 	}
 
-	// This is needed by ibmcloud code to gather DNS information later.
-	os.Setenv("IC_API_KEY", pisv.APIKey)
-
 	piOpts := ibmpisession.IBMPIOptions{
 		Authenticator: &core.IamAuthenticator{
 			ApiKey: pisv.APIKey,

diff --git a/pkg/asset/rhcos/image.go b/pkg/asset/rhcos/image.go
@@ -25,6 +25,7 @@ import (
 	"github.com/openshift/installer/pkg/types/none"
 	"github.com/openshift/installer/pkg/types/openstack"
 	"github.com/openshift/installer/pkg/types/ovirt"
+	"github.com/openshift/installer/pkg/types/powervs"
 	"github.com/openshift/installer/pkg/types/vsphere"
 )
 
@@ -161,6 +162,20 @@ func osImage(config *types.InstallConfig) (string, error) {
 			return "", err
 		}
 		return osimage, nil
+	case powervs.Name:
+		// Check for image URL override
+		if config.Platform.PowerVS.ClusterOSImage != "" {
+			return config.Platform.PowerVS.ClusterOSImage, nil
+		}
+
+		if streamArch.Images.PowerVS != nil {
+			vpcRegion := powervs.Regions[config.Platform.PowerVS.Region].VPCRegion
+			img := streamArch.Images.PowerVS.Regions[vpcRegion]
+			logrus.Debug("Power VS using image ", img.Object)
+			return img.Object, nil
+		}
+
+		return "", fmt.Errorf("%s: No Power VS build found", st.FormatPrefix(archName))
 	case none.Name:
 		return "", nil
 	default:

diff --git a/pkg/terraform/stages/platform/stages.go b/pkg/terraform/stages/platform/stages.go
@@ -13,6 +13,7 @@ import (
 	"github.com/openshift/installer/pkg/terraform/stages/libvirt"
 	"github.com/openshift/installer/pkg/terraform/stages/openstack"
 	"github.com/openshift/installer/pkg/terraform/stages/ovirt"
+	"github.com/openshift/installer/pkg/terraform/stages/powervs"
 	"github.com/openshift/installer/pkg/terraform/stages/vsphere"
 	alibabacloudtypes "github.com/openshift/installer/pkg/types/alibabacloud"
 	awstypes "github.com/openshift/installer/pkg/types/aws"
@@ -23,6 +24,7 @@ import (
 	libvirttypes "github.com/openshift/installer/pkg/types/libvirt"
 	openstacktypes "github.com/openshift/installer/pkg/types/openstack"
 	ovirttypes "github.com/openshift/installer/pkg/types/ovirt"
+	powervstypes "github.com/openshift/installer/pkg/types/powervs"
 	vspheretypes "github.com/openshift/installer/pkg/types/vsphere"
 )
 
@@ -45,6 +47,8 @@ func StagesForPlatform(platform string) []terraform.Stage {
 		return ibmcloud.PlatformStages
 	case libvirttypes.Name:
 		return libvirt.PlatformStages
+	case powervstypes.Name:
+		return powervs.PlatformStages
 	case openstacktypes.Name:
 		return openstack.PlatformStages
 	case ovirttypes.Name:

diff --git a/pkg/terraform/stages/powervs/stages.go b/pkg/terraform/stages/powervs/stages.go
@@ -0,0 +1,17 @@
+package powervs
+
+import (
+	"github.com/openshift/installer/pkg/terraform"
+	"github.com/openshift/installer/pkg/terraform/providers"
+	"github.com/openshift/installer/pkg/terraform/stages"
+)
+
+// PlatformStages are the stages to run to provision the infrastructure in PowerVS.
+var PlatformStages = []terraform.Stage{
+	stages.NewStage("powervs",
+		"cluster",
+		[]providers.Provider{providers.IBM, providers.Ignition}),
+	stages.NewStage("powervs",
+		"post-install",
+		[]providers.Provider{providers.IBM}),
+}
diff --git a/pkg/tfvars/powervs/powervs.go b/pkg/tfvars/powervs/powervs.go
@@ -0,0 +1,87 @@
+// Package powervs contains Power Virtual Servers-specific Terraform-variable logic.
+package powervs
+
+import (
+	"encoding/json"
+	"fmt"
+	"math/rand"
+	"time"
+
+	"github.com/openshift/installer/pkg/types/powervs"
+	"github.com/openshift/machine-api-provider-powervs/pkg/apis/powervsprovider/v1alpha1"
+)
+
+type config struct {
+	ServiceInstanceID    string `json:"powervs_cloud_instance_id"`
+	APIKey               string `json:"powervs_api_key"`
+	SSHKey               string `json:"powervs_ssh_key"`
+	PowerVSRegion        string `json:"powervs_region"`
+	PowerVSZone          string `json:"powervs_zone"`
+	VPCRegion            string `json:"powervs_vpc_region"`
+	VPCZone              string `json:"powervs_vpc_zone"`
+	PowerVSResourceGroup string `json:"powervs_resource_group"`
+	CISInstanceCRN       string `json:"powervs_cis_crn"`
+	ImageBucketFileName  string `json:"powervs_image_bucket_file_name"`
+	NetworkName          string `json:"powervs_network_name"`
+	VPCName              string `json:"powervs_vpc_name"`
+	VPCSubnetName        string `json:"powervs_vpc_subnet_name"`
+	BootstrapMemory      string `json:"powervs_bootstrap_memory"`
+	BootstrapProcessors  string `json:"powervs_bootstrap_processors"`
+	MasterMemory         string `json:"powervs_master_memory"`
+	MasterProcessors     string `json:"powervs_master_processors"`
+	ProcType             string `json:"powervs_proc_type"`
+	SysType              string `json:"powervs_sys_type"`
+}
+
+// TFVarsSources contains the parameters to be converted into Terraform variables
+type TFVarsSources struct {
+	MasterConfigs        []*v1alpha1.PowerVSMachineProviderConfig
+	APIKey               string
+	SSHKey               string
+	Region               string
+	Zone                 string
+	ImageBucketFileName  string
+	NetworkName          string
+	PowerVSResourceGroup string
+	CISInstanceCRN       string
+	VPCName              string
+	VPCSubnetName        string
+}
+
+// TFVars generates Power VS-specific Terraform variables launching the cluster.
+func TFVars(sources TFVarsSources) ([]byte, error) {
+	masterConfig := sources.MasterConfigs[0]
+	// TODO(mjturek): Allow user to specify vpcRegion in install config like we're doing for vpcZone
+	vpcRegion := powervs.Regions[sources.Region].VPCRegion
+
+	// Randomly select a zone in the VPC region.
+	// @TODO: Align this with a region later.
+	rand.Seed(time.Now().UnixNano())
+	// All supported Regions are MZRs and have Zones named "region-[1-3]"
+	vpcZone := fmt.Sprintf("%s-%d", vpcRegion, rand.Intn(3))
+
+	//@TODO: Add resource group to platform
+	cfg := &config{
+		ServiceInstanceID:    masterConfig.ServiceInstanceID,
+		APIKey:               sources.APIKey,
+		SSHKey:               sources.SSHKey,
+		PowerVSRegion:        sources.Region,
+		PowerVSZone:          sources.Zone,
+		VPCRegion:            vpcRegion,
+		VPCZone:              vpcZone,
+		PowerVSResourceGroup: sources.PowerVSResourceGroup,
+		CISInstanceCRN:       sources.CISInstanceCRN,
+		ImageBucketFileName:  sources.ImageBucketFileName,
+		NetworkName:          *masterConfig.Network.Name,
+		VPCName:              sources.VPCName,
+		VPCSubnetName:        sources.VPCSubnetName,
+		BootstrapMemory:      masterConfig.Memory,
+		BootstrapProcessors:  masterConfig.Processors,
+		MasterMemory:         masterConfig.Memory,
+		MasterProcessors:     masterConfig.Processors,
+		ProcType:             masterConfig.ProcType,
+		SysType:              masterConfig.SysType,
+	}
+
+	return json.MarshalIndent(cfg, "", "  ")
+}