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vswitch.go
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vswitch.go
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/*
Copyright 2018 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 alitasks
import (
"fmt"
"k8s.io/klog"
"github.com/denverdino/aliyungo/common"
"github.com/denverdino/aliyungo/ecs"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/aliup"
"k8s.io/kops/upup/pkg/fi/cloudup/terraform"
)
//go:generate fitask -type=VSwitch
type VSwitch struct {
Name *string
VSwitchId *string
Lifecycle *fi.Lifecycle
ZoneId *string
CidrBlock *string
Region *common.Region
VPC *VPC
Shared *bool
}
var _ fi.CompareWithID = &VSwitch{}
func (v *VSwitch) CompareWithID() *string {
return v.VSwitchId
}
func (v *VSwitch) Find(c *fi.Context) (*VSwitch, error) {
if v.VPC == nil || v.VPC.ID == nil {
klog.V(4).Infof("VPC / VPCID not found for %s, skipping Find", fi.StringValue(v.Name))
return nil, nil
}
cloud := c.Cloud.(aliup.ALICloud)
describeVSwitchesArgs := &ecs.DescribeVSwitchesArgs{
VpcId: fi.StringValue(v.VPC.ID),
RegionId: common.Region(cloud.Region()),
ZoneId: fi.StringValue(v.ZoneId),
}
if v.VSwitchId != nil && fi.StringValue(v.VSwitchId) != "" {
describeVSwitchesArgs.VSwitchId = fi.StringValue(v.VSwitchId)
}
vswitchList, _, err := cloud.EcsClient().DescribeVSwitches(describeVSwitchesArgs)
if err != nil {
return nil, fmt.Errorf("error listing VSwitchs: %v", err)
}
if fi.BoolValue(v.Shared) {
if len(vswitchList) != 1 {
return nil, fmt.Errorf("found multiple VSwitchs for %q", fi.StringValue(v.VSwitchId))
} else {
klog.V(2).Infof("found matching VSwitch with name: %q", *v.Name)
actual := &VSwitch{
Name: fi.String(vswitchList[0].VSwitchName),
VSwitchId: fi.String(vswitchList[0].VSwitchId),
VPC: &VPC{
ID: fi.String(vswitchList[0].VpcId),
},
ZoneId: fi.String(vswitchList[0].ZoneId),
CidrBlock: fi.String(vswitchList[0].CidrBlock),
// Ignore "system" fields
Lifecycle: v.Lifecycle,
}
return actual, nil
}
}
if len(vswitchList) == 0 {
return nil, nil
}
for _, vswitch := range vswitchList {
if vswitch.CidrBlock == fi.StringValue(v.CidrBlock) && !fi.BoolValue(v.Shared) {
klog.V(2).Infof("found matching VSwitch with name: %q", *v.Name)
actual := &VSwitch{
Name: fi.String(vswitch.VSwitchName),
VSwitchId: fi.String(vswitch.VSwitchId),
VPC: &VPC{
ID: fi.String(vswitch.VpcId),
},
ZoneId: fi.String(vswitch.ZoneId),
CidrBlock: fi.String(vswitch.CidrBlock),
// Ignore "system" fields
Lifecycle: v.Lifecycle,
}
v.VSwitchId = actual.VSwitchId
return actual, nil
}
}
return nil, nil
}
func (v *VSwitch) CheckChanges(a, e, changes *VSwitch) error {
if a == nil {
if e.CidrBlock == nil {
return fi.RequiredField("CidrBlock")
}
if e.ZoneId == nil {
return fi.RequiredField("ZoneId")
}
} else {
if changes.ZoneId != nil {
return fi.CannotChangeField("ZoneId")
}
}
return nil
}
func (v *VSwitch) Run(c *fi.Context) error {
return fi.DefaultDeltaRunMethod(v, c)
}
func (_ *VSwitch) RenderALI(t *aliup.ALIAPITarget, a, e, changes *VSwitch) error {
if e.VPC == nil || e.VPC.ID == nil {
return fmt.Errorf("error updating VSwitch, lack of VPCId")
}
if a == nil {
if e.VSwitchId != nil && fi.StringValue(e.VSwitchId) != "" {
klog.V(2).Infof("Shared VSwitch with VSwitchID: %q", *e.VSwitchId)
return nil
}
klog.V(2).Infof("Creating VSwitch with name: %q", *e.Name)
createVSwitchArgs := &ecs.CreateVSwitchArgs{
ZoneId: fi.StringValue(e.ZoneId),
CidrBlock: fi.StringValue(e.CidrBlock),
VpcId: fi.StringValue(e.VPC.ID),
VSwitchName: fi.StringValue(e.Name),
}
vswitchId, err := t.Cloud.EcsClient().CreateVSwitch(createVSwitchArgs)
if err != nil {
return fmt.Errorf("error creating VSwitch: %v,%v", err, createVSwitchArgs)
}
e.VSwitchId = fi.String(vswitchId)
}
return nil
}
type terraformVSwitch struct {
Name *string `json:"name,omitempty"`
CidrBlock *string `json:"cidr_block,omitempty"`
ZoneId *string `json:"availability_zone,omitempty"`
VPCId *terraform.Literal `json:"vpc_id,omitempty"`
}
func (_ *VSwitch) RenderTerraform(t *terraform.TerraformTarget, a, e, changes *VSwitch) error {
tf := &terraformVSwitch{
Name: e.Name,
CidrBlock: e.CidrBlock,
ZoneId: e.ZoneId,
VPCId: e.VPC.TerraformLink(),
}
return t.RenderResource("alicloud_vswitch", *e.Name, tf)
}
func (v *VSwitch) TerraformLink() *terraform.Literal {
return terraform.LiteralProperty("alicloud_vswitch", *v.Name, "id")
}