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resource_openstack_lb_member_v2.go
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resource_openstack_lb_member_v2.go
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package openstack
import (
"fmt"
"log"
"strings"
"time"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"github.com/hashicorp/terraform/helper/validation"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/lbaas_v2/pools"
)
func resourceMemberV2() *schema.Resource {
return &schema.Resource{
Create: resourceMemberV2Create,
Read: resourceMemberV2Read,
Update: resourceMemberV2Update,
Delete: resourceMemberV2Delete,
Importer: &schema.ResourceImporter{
State: resourceMemberV2Import,
},
Timeouts: &schema.ResourceTimeout{
Create: schema.DefaultTimeout(10 * time.Minute),
Update: schema.DefaultTimeout(10 * time.Minute),
Delete: schema.DefaultTimeout(10 * time.Minute),
},
Schema: map[string]*schema.Schema{
"region": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
"name": {
Type: schema.TypeString,
Optional: true,
},
"tenant_id": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
"address": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"protocol_port": {
Type: schema.TypeInt,
Required: true,
ForceNew: true,
},
"weight": {
Type: schema.TypeInt,
Optional: true,
Computed: true,
ValidateFunc: validation.IntAtLeast(0),
},
"subnet_id": {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"admin_state_up": {
Type: schema.TypeBool,
Default: true,
Optional: true,
},
"pool_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
},
}
}
func resourceMemberV2Create(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
lbClient, err := chooseLBV2Client(d, config)
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
adminStateUp := d.Get("admin_state_up").(bool)
createOpts := pools.CreateMemberOpts{
Name: d.Get("name").(string),
TenantID: d.Get("tenant_id").(string),
Address: d.Get("address").(string),
ProtocolPort: d.Get("protocol_port").(int),
AdminStateUp: &adminStateUp,
}
// Must omit if not set
if v, ok := d.GetOk("subnet_id"); ok {
createOpts.SubnetID = v.(string)
}
// Set the weight only if it's defined in the configuration.
// This prevents all members from being created with a default weight of 0.
if v, ok := d.GetOkExists("weight"); ok {
weight := v.(int)
createOpts.Weight = &weight
}
log.Printf("[DEBUG] Create Options: %#v", createOpts)
// Get a clean copy of the parent pool.
poolID := d.Get("pool_id").(string)
parentPool, err := pools.Get(lbClient, poolID).Extract()
if err != nil {
return fmt.Errorf("Unable to retrieve parent pool %s: %s", poolID, err)
}
// Wait for parent pool to become active before continuing
timeout := d.Timeout(schema.TimeoutCreate)
err = waitForLBV2Pool(lbClient, parentPool, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
log.Printf("[DEBUG] Attempting to create member")
var member *pools.Member
err = resource.Retry(timeout, func() *resource.RetryError {
member, err = pools.CreateMember(lbClient, poolID, createOpts).Extract()
if err != nil {
return checkForRetryableError(err)
}
return nil
})
if err != nil {
return fmt.Errorf("Error creating member: %s", err)
}
// Wait for member to become active before continuing
err = waitForLBV2Member(lbClient, parentPool, member, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
d.SetId(member.ID)
return resourceMemberV2Read(d, meta)
}
func resourceMemberV2Read(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
lbClient, err := chooseLBV2Client(d, config)
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
poolID := d.Get("pool_id").(string)
member, err := pools.GetMember(lbClient, poolID, d.Id()).Extract()
if err != nil {
return CheckDeleted(d, err, "member")
}
log.Printf("[DEBUG] Retrieved member %s: %#v", d.Id(), member)
d.Set("name", member.Name)
d.Set("weight", member.Weight)
d.Set("admin_state_up", member.AdminStateUp)
d.Set("tenant_id", member.TenantID)
d.Set("subnet_id", member.SubnetID)
d.Set("address", member.Address)
d.Set("protocol_port", member.ProtocolPort)
d.Set("region", GetRegion(d, config))
return nil
}
func resourceMemberV2Update(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
lbClient, err := chooseLBV2Client(d, config)
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
var updateOpts pools.UpdateMemberOpts
if d.HasChange("name") {
name := d.Get("name").(string)
updateOpts.Name = &name
}
if d.HasChange("weight") {
weight := d.Get("weight").(int)
updateOpts.Weight = &weight
}
if d.HasChange("admin_state_up") {
asu := d.Get("admin_state_up").(bool)
updateOpts.AdminStateUp = &asu
}
// Get a clean copy of the parent pool.
poolID := d.Get("pool_id").(string)
parentPool, err := pools.Get(lbClient, poolID).Extract()
if err != nil {
return fmt.Errorf("Unable to retrieve parent pool %s: %s", poolID, err)
}
// Get a clean copy of the member.
member, err := pools.GetMember(lbClient, poolID, d.Id()).Extract()
if err != nil {
return fmt.Errorf("Unable to retrieve member: %s: %s", d.Id(), err)
}
// Wait for parent pool to become active before continuing.
timeout := d.Timeout(schema.TimeoutUpdate)
err = waitForLBV2Pool(lbClient, parentPool, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
// Wait for the member to become active before continuing.
err = waitForLBV2Member(lbClient, parentPool, member, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
log.Printf("[DEBUG] Updating member %s with options: %#v", d.Id(), updateOpts)
err = resource.Retry(timeout, func() *resource.RetryError {
_, err = pools.UpdateMember(lbClient, poolID, d.Id(), updateOpts).Extract()
if err != nil {
return checkForRetryableError(err)
}
return nil
})
if err != nil {
return fmt.Errorf("Unable to update member %s: %s", d.Id(), err)
}
// Wait for the member to become active before continuing.
err = waitForLBV2Member(lbClient, parentPool, member, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
return resourceMemberV2Read(d, meta)
}
func resourceMemberV2Delete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
lbClient, err := chooseLBV2Client(d, config)
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
// Get a clean copy of the parent pool.
poolID := d.Get("pool_id").(string)
parentPool, err := pools.Get(lbClient, poolID).Extract()
if err != nil {
return fmt.Errorf("Unable to retrieve parent pool (%s) for the member: %s", poolID, err)
}
// Get a clean copy of the member.
member, err := pools.GetMember(lbClient, poolID, d.Id()).Extract()
if err != nil {
return CheckDeleted(d, err, "Unable to retrieve member")
}
// Wait for parent pool to become active before continuing.
timeout := d.Timeout(schema.TimeoutDelete)
err = waitForLBV2Pool(lbClient, parentPool, "ACTIVE", lbPendingStatuses, timeout)
if err != nil {
return err
}
log.Printf("[DEBUG] Attempting to delete member %s", d.Id())
err = resource.Retry(timeout, func() *resource.RetryError {
err = pools.DeleteMember(lbClient, poolID, d.Id()).ExtractErr()
if err != nil {
return checkForRetryableError(err)
}
return nil
})
if err != nil {
return CheckDeleted(d, err, "Error deleting member")
}
// Wait for the member to become DELETED.
err = waitForLBV2Member(lbClient, parentPool, member, "DELETED", lbPendingDeleteStatuses, timeout)
if err != nil {
return err
}
return nil
}
func resourceMemberV2Import(d *schema.ResourceData, meta interface{}) ([]*schema.ResourceData, error) {
parts := strings.SplitN(d.Id(), "/", 2)
if len(parts) != 2 {
err := fmt.Errorf("Invalid format specified for Member. Format must be <pool id>/<member id>")
return nil, err
}
poolID := parts[0]
memberID := parts[1]
d.SetId(memberID)
d.Set("pool_id", poolID)
return []*schema.ResourceData{d}, nil
}