terraform/builtin/providers/openstack/resource_openstack_lb_membe...

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package openstack
import (
"fmt"
"log"
"time"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/openstack/networking/v2/extensions/lbaas/members"
)
func resourceLBMemberV1() *schema.Resource {
return &schema.Resource{
Create: resourceLBMemberV1Create,
Read: resourceLBMemberV1Read,
Update: resourceLBMemberV1Update,
Delete: resourceLBMemberV1Delete,
Schema: map[string]*schema.Schema{
"region": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
DefaultFunc: schema.EnvDefaultFunc("OS_REGION_NAME", ""),
},
"tenant_id": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"pool_id": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"address": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"port": &schema.Schema{
Type: schema.TypeInt,
Required: true,
ForceNew: true,
},
"weight": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Computed: true,
},
"admin_state_up": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: false,
Computed: true,
},
},
}
}
func resourceLBMemberV1Create(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
createOpts := members.CreateOpts{
TenantID: d.Get("tenant_id").(string),
PoolID: d.Get("pool_id").(string),
Address: d.Get("address").(string),
ProtocolPort: d.Get("port").(int),
}
log.Printf("[DEBUG] Create Options: %#v", createOpts)
m, err := members.Create(networkingClient, createOpts).Extract()
if err != nil {
return fmt.Errorf("Error creating OpenStack LB member: %s", err)
}
log.Printf("[INFO] LB member ID: %s", m.ID)
log.Printf("[DEBUG] Waiting for OpenStack LB member (%s) to become available.", m.ID)
stateConf := &resource.StateChangeConf{
Pending: []string{"PENDING_CREATE"},
Target: []string{"ACTIVE"},
Refresh: waitForLBMemberActive(networkingClient, m.ID),
Timeout: 2 * time.Minute,
Delay: 5 * time.Second,
MinTimeout: 3 * time.Second,
}
_, err = stateConf.WaitForState()
if err != nil {
return err
}
d.SetId(m.ID)
return resourceLBMemberV1Read(d, meta)
}
func resourceLBMemberV1Read(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
m, err := members.Get(networkingClient, d.Id()).Extract()
if err != nil {
return CheckDeleted(d, err, "LB member")
}
log.Printf("[DEBUG] Retreived OpenStack LB member %s: %+v", d.Id(), m)
d.Set("weight", m.Weight)
d.Set("admin_state_up", m.AdminStateUp)
return nil
}
func resourceLBMemberV1Update(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
var updateOpts members.UpdateOpts
if d.HasChange("admin_state_up") {
asu := d.Get("admin_state_up").(bool)
updateOpts.AdminStateUp = asu
}
log.Printf("[DEBUG] Updating LB member %s with options: %+v", d.Id(), updateOpts)
_, err = members.Update(networkingClient, d.Id(), updateOpts).Extract()
if err != nil {
return fmt.Errorf("Error updating OpenStack LB member: %s", err)
}
return resourceLBMemberV1Read(d, meta)
}
func resourceLBMemberV1Delete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
err = members.Delete(networkingClient, d.Id()).ExtractErr()
if err != nil {
CheckDeleted(d, err, "LB member")
}
stateConf := &resource.StateChangeConf{
Pending: []string{"ACTIVE", "PENDING_DELETE"},
Target: []string{"DELETED"},
Refresh: waitForLBMemberDelete(networkingClient, d.Id()),
Timeout: 2 * time.Minute,
Delay: 5 * time.Second,
MinTimeout: 3 * time.Second,
}
_, err = stateConf.WaitForState()
if err != nil {
return fmt.Errorf("Error deleting OpenStack LB member: %s", err)
}
d.SetId("")
return nil
}
func waitForLBMemberActive(networkingClient *gophercloud.ServiceClient, memberId string) resource.StateRefreshFunc {
return func() (interface{}, string, error) {
m, err := members.Get(networkingClient, memberId).Extract()
if err != nil {
return nil, "", err
}
log.Printf("[DEBUG] OpenStack LB member: %+v", m)
if m.Status == "ACTIVE" {
return m, "ACTIVE", nil
}
return m, m.Status, nil
}
}
func waitForLBMemberDelete(networkingClient *gophercloud.ServiceClient, memberId string) resource.StateRefreshFunc {
return func() (interface{}, string, error) {
log.Printf("[DEBUG] Attempting to delete OpenStack LB member %s", memberId)
m, err := members.Get(networkingClient, memberId).Extract()
if err != nil {
errCode, ok := err.(*gophercloud.UnexpectedResponseCodeError)
if !ok {
return m, "ACTIVE", err
}
if errCode.Actual == 404 {
log.Printf("[DEBUG] Successfully deleted OpenStack LB member %s", memberId)
return m, "DELETED", nil
}
}
log.Printf("[DEBUG] OpenStack LB member %s still active.", memberId)
return m, "ACTIVE", nil
}
}