forked from gardener-attic/gardener-extensions
/
terraform.go
94 lines (86 loc) · 3.51 KB
/
terraform.go
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// Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 infrastructure
import (
"github.com/gardener/gardener-extensions/controllers/provider-alicloud/pkg/apis/alicloud/v1alpha1"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
)
type terraformOps struct{}
// DefaultTerraformOps returns the default TerraformChartOps.
func DefaultTerraformOps() TerraformChartOps {
return terraformOps{}
}
// ComputeCreateVPCInitializerValues computes the InitializerValues to create a new VPC.
func (terraformOps) ComputeCreateVPCInitializerValues(config *v1alpha1.InfrastructureConfig, internetChargeType string) *InitializerValues {
return &InitializerValues{
CreateVPC: true,
VPCID: TerraformDefaultVPCID,
VPCCIDR: string(*config.Networks.VPC.CIDR),
NATGatewayID: TerraformDefaultNATGatewayID,
SNATTableIDs: TerraformDefaultSNATTableIDs,
InternetChargeType: internetChargeType,
}
}
// ComputeUseVPCInitializerValues computes the InitializerValues to use an existing VPC.
func (terraformOps) ComputeUseVPCInitializerValues(config *v1alpha1.InfrastructureConfig, info *VPCInfo) *InitializerValues {
return &InitializerValues{
CreateVPC: false,
VPCID: *config.Networks.VPC.ID,
VPCCIDR: info.CIDR,
NATGatewayID: info.NATGatewayID,
SNATTableIDs: info.SNATTableIDs,
InternetChargeType: info.InternetChargeType,
}
}
// ComputeTerraformerChartValues computes the values necessary for the infrastructure Terraform chart.
func (terraformOps) ComputeChartValues(
infra *extensionsv1alpha1.Infrastructure,
config *v1alpha1.InfrastructureConfig,
values *InitializerValues,
) map[string]interface{} {
zones := make([]map[string]interface{}, 0, len(config.Networks.Zones))
for _, zone := range config.Networks.Zones {
zones = append(zones, map[string]interface{}{
"name": zone.Name,
"cidr": map[string]interface{}{
"worker": string(zone.Worker),
},
})
}
return map[string]interface{}{
"alicloud": map[string]interface{}{
"region": infra.Spec.Region,
},
"create": map[string]interface{}{
"vpc": values.CreateVPC,
},
"vpc": map[string]interface{}{
"cidr": values.VPCCIDR,
"id": values.VPCID,
"natGatewayID": values.NATGatewayID,
"snatTableID": values.SNATTableIDs,
"internetChargeType": values.InternetChargeType,
},
"clusterName": infra.Namespace,
"sshPublicKey": string(infra.Spec.SSHPublicKey),
"zones": zones,
"outputKeys": map[string]interface{}{
"vpcID": TerraformerOutputKeyVPCID,
"vpcCIDR": TerraformerOutputKeyVPCCIDR,
"securityGroupID": TerraformerOutputKeySecurityGroupID,
"keyPairName": TerraformerOutputKeyKeyPairName,
"vswitchNodesPrefix": TerraformerOutputKeyVSwitchNodesPrefix,
},
}
}