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

258 lines
7.2 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 resourceArmLoadBalancerNatRule() *schema.Resource {
return &schema.Resource{
Create: resourceArmLoadBalancerNatRuleCreate,
Read: resourceArmLoadBalancerNatRuleRead,
Update: resourceArmLoadBalancerNatRuleCreate,
Delete: resourceArmLoadBalancerNatRuleDelete,
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"location": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
StateFunc: azureRMNormalizeLocation,
},
"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": {
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,
},
"backend_ip_configuration_id": {
Type: schema.TypeString,
Computed: true,
},
},
}
}
func resourceArmLoadBalancerNatRuleCreate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
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
}
_, _, exists = findLoadBalancerNatRuleByName(loadBalancer, d.Get("name").(string))
if exists {
return fmt.Errorf("A NAT Rule with name %q already exists.", d.Get("name").(string))
}
newNatRule, err := expandAzureRmLoadBalancerNatRule(d, loadBalancer)
if err != nil {
return errwrap.Wrapf("Error Expanding NAT Rule {{err}}", err)
}
natRules := append(*loadBalancer.Properties.InboundNatRules, *newNatRule)
loadBalancer.Properties.InboundNatRules = &natRules
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 natRule_id string
for _, InboundNatRule := range *(*read.Properties).InboundNatRules {
if *InboundNatRule.Name == d.Get("name").(string) {
natRule_id = *InboundNatRule.ID
}
}
if natRule_id != "" {
d.SetId(natRule_id)
} else {
return fmt.Errorf("Cannot find created LoadBalancer NAT Rule ID %q", natRule_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 resourceArmLoadBalancerNatRuleRead(d, meta)
}
func resourceArmLoadBalancerNatRuleRead(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.InboundNatRules
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", config.Properties.FrontendPort)
d.Set("backend_port", config.Properties.BackendPort)
if config.Properties.FrontendIPConfiguration != nil {
d.Set("frontend_ip_configuration_id", config.Properties.FrontendIPConfiguration.ID)
}
if config.Properties.BackendIPConfiguration != nil {
d.Set("backend_ip_configuration_id", config.Properties.BackendIPConfiguration.ID)
}
break
}
}
return nil
}
func resourceArmLoadBalancerNatRuleDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
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("")
return nil
}
_, index, exists := findLoadBalancerNatRuleByName(loadBalancer, d.Get("name").(string))
if !exists {
return nil
}
oldNatRules := *loadBalancer.Properties.InboundNatRules
newNatRules := append(oldNatRules[:index], oldNatRules[index+1:]...)
loadBalancer.Properties.InboundNatRules = &newNatRules
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 expandAzureRmLoadBalancerNatRule(d *schema.ResourceData, lb *network.LoadBalancer) (*network.InboundNatRule, error) {
properties := network.InboundNatRulePropertiesFormat{
Protocol: network.TransportProtocol(d.Get("protocol").(string)),
FrontendPort: azure.Int32(int32(d.Get("frontend_port").(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
}
natRule := network.InboundNatRule{
Name: azure.String(d.Get("name").(string)),
Properties: &properties,
}
return &natRule, nil
}