terraform/builtin/providers/azurerm/resource_arm_loadbalancer_n...

265 lines
7.6 KiB
Go

package azurerm
import (
"fmt"
"log"
"time"
"github.com/Azure/azure-sdk-for-go/arm/network"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"github.com/jen20/riviera/azure"
)
func resourceArmLoadBalancerNatPool() *schema.Resource {
return &schema.Resource{
Create: resourceArmLoadBalancerNatPoolCreate,
Read: resourceArmLoadBalancerNatPoolRead,
Update: resourceArmLoadBalancerNatPoolCreate,
Delete: resourceArmLoadBalancerNatPoolDelete,
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"location": locationSchema(),
"resource_group_name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"loadbalancer_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"protocol": {
Type: schema.TypeString,
Required: true,
},
"frontend_port_start": {
Type: schema.TypeInt,
Required: true,
},
"frontend_port_end": {
Type: schema.TypeInt,
Required: true,
},
"backend_port": {
Type: schema.TypeInt,
Required: true,
},
"frontend_ip_configuration_name": {
Type: schema.TypeString,
Required: true,
},
"frontend_ip_configuration_id": {
Type: schema.TypeString,
Computed: true,
},
},
}
}
func resourceArmLoadBalancerNatPoolCreate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
loadBalancerID := d.Get("loadbalancer_id").(string)
armMutexKV.Lock(loadBalancerID)
defer armMutexKV.Unlock(loadBalancerID)
loadBalancer, exists, err := retrieveLoadBalancerById(loadBalancerID, meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
log.Printf("[INFO] LoadBalancer %q not found. Removing from state", d.Get("name").(string))
return nil
}
newNatPool, err := expandAzureRmLoadBalancerNatPool(d, loadBalancer)
if err != nil {
return errwrap.Wrapf("Error Expanding NAT Pool {{err}}", err)
}
natPools := append(*loadBalancer.Properties.InboundNatPools, *newNatPool)
existingNatPool, existingNatPoolIndex, exists := findLoadBalancerNatPoolByName(loadBalancer, d.Get("name").(string))
if exists {
if d.Id() == *existingNatPool.ID {
// this probe is being updated remove old copy from the slice
natPools = append(natPools[:existingNatPoolIndex], natPools[existingNatPoolIndex+1:]...)
} else {
return fmt.Errorf("A NAT Pool with name %q already exists.", d.Get("name").(string))
}
}
loadBalancer.Properties.InboundNatPools = &natPools
resGroup, loadBalancerName, err := resourceGroupAndLBNameFromId(d.Get("loadbalancer_id").(string))
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer Name and Group: {{err}}", err)
}
_, err = lbClient.CreateOrUpdate(resGroup, loadBalancerName, *loadBalancer, make(chan struct{}))
if err != nil {
return errwrap.Wrapf("Error Creating/Updating LoadBalancer {{err}}", err)
}
read, err := lbClient.Get(resGroup, loadBalancerName, "")
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer {{err}}", err)
}
if read.ID == nil {
return fmt.Errorf("Cannot read LoadBalancer %s (resource group %s) ID", loadBalancerName, resGroup)
}
var natPool_id string
for _, InboundNatPool := range *(*read.Properties).InboundNatPools {
if *InboundNatPool.Name == d.Get("name").(string) {
natPool_id = *InboundNatPool.ID
}
}
if natPool_id != "" {
d.SetId(natPool_id)
} else {
return fmt.Errorf("Cannot find created LoadBalancer NAT Pool ID %q", natPool_id)
}
log.Printf("[DEBUG] Waiting for LoadBalancer (%s) to become available", loadBalancerName)
stateConf := &resource.StateChangeConf{
Pending: []string{"Accepted", "Updating"},
Target: []string{"Succeeded"},
Refresh: loadbalancerStateRefreshFunc(client, resGroup, loadBalancerName),
Timeout: 10 * time.Minute,
}
if _, err := stateConf.WaitForState(); err != nil {
return fmt.Errorf("Error waiting for LoadBalancer (%s) to become available: %s", loadBalancerName, err)
}
return resourceArmLoadBalancerNatPoolRead(d, meta)
}
func resourceArmLoadBalancerNatPoolRead(d *schema.ResourceData, meta interface{}) error {
loadBalancer, exists, err := retrieveLoadBalancerById(d.Get("loadbalancer_id").(string), meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
log.Printf("[INFO] LoadBalancer %q not found. Removing from state", d.Get("name").(string))
return nil
}
configs := *loadBalancer.Properties.InboundNatPools
for _, config := range configs {
if *config.Name == d.Get("name").(string) {
d.Set("name", config.Name)
d.Set("protocol", config.Properties.Protocol)
d.Set("frontend_port_start", config.Properties.FrontendPortRangeStart)
d.Set("frontend_port_end", config.Properties.FrontendPortRangeEnd)
d.Set("backend_port", config.Properties.BackendPort)
if config.Properties.FrontendIPConfiguration != nil {
d.Set("frontend_ip_configuration_id", config.Properties.FrontendIPConfiguration.ID)
}
break
}
}
return nil
}
func resourceArmLoadBalancerNatPoolDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
loadBalancerID := d.Get("loadbalancer_id").(string)
armMutexKV.Lock(loadBalancerID)
defer armMutexKV.Unlock(loadBalancerID)
loadBalancer, exists, err := retrieveLoadBalancerById(loadBalancerID, meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
return nil
}
_, index, exists := findLoadBalancerNatPoolByName(loadBalancer, d.Get("name").(string))
if !exists {
return nil
}
oldNatPools := *loadBalancer.Properties.InboundNatPools
newNatPools := append(oldNatPools[:index], oldNatPools[index+1:]...)
loadBalancer.Properties.InboundNatPools = &newNatPools
resGroup, loadBalancerName, err := resourceGroupAndLBNameFromId(d.Get("loadbalancer_id").(string))
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer Name and Group: {{err}}", err)
}
_, err = lbClient.CreateOrUpdate(resGroup, loadBalancerName, *loadBalancer, make(chan struct{}))
if err != nil {
return errwrap.Wrapf("Error Creating/Updating LoadBalancer {{err}}", err)
}
read, err := lbClient.Get(resGroup, loadBalancerName, "")
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer {{err}}", err)
}
if read.ID == nil {
return fmt.Errorf("Cannot read LoadBalancer %s (resource group %s) ID", loadBalancerName, resGroup)
}
return nil
}
func expandAzureRmLoadBalancerNatPool(d *schema.ResourceData, lb *network.LoadBalancer) (*network.InboundNatPool, error) {
properties := network.InboundNatPoolPropertiesFormat{
Protocol: network.TransportProtocol(d.Get("protocol").(string)),
FrontendPortRangeStart: azure.Int32(int32(d.Get("frontend_port_start").(int))),
FrontendPortRangeEnd: azure.Int32(int32(d.Get("frontend_port_end").(int))),
BackendPort: azure.Int32(int32(d.Get("backend_port").(int))),
}
if v := d.Get("frontend_ip_configuration_name").(string); v != "" {
rule, _, exists := findLoadBalancerFrontEndIpConfigurationByName(lb, v)
if !exists {
return nil, fmt.Errorf("[ERROR] Cannot find FrontEnd IP Configuration with the name %s", v)
}
feip := network.SubResource{
ID: rule.ID,
}
properties.FrontendIPConfiguration = &feip
}
natPool := network.InboundNatPool{
Name: azure.String(d.Get("name").(string)),
Properties: &properties,
}
return &natPool, nil
}