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resource_viettelidc_compute_floatingip_associate_v2.go
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resource_viettelidc_compute_floatingip_associate_v2.go
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package viettelidc
import (
"context"
"fmt"
"log"
"time"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/floatingips"
"github.com/gophercloud/gophercloud/openstack/compute/v2/servers"
)
func resourceComputeFloatingIPAssociateV2() *schema.Resource {
return &schema.Resource{
CreateContext: resourceComputeFloatingIPAssociateV2Create,
ReadContext: resourceComputeFloatingIPAssociateV2Read,
DeleteContext: resourceComputeFloatingIPAssociateV2Delete,
Importer: &schema.ResourceImporter{
StateContext: schema.ImportStatePassthroughContext,
},
Timeouts: &schema.ResourceTimeout{
Create: schema.DefaultTimeout(10 * time.Minute),
},
Schema: map[string]*schema.Schema{
"region": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
"floating_ip": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"instance_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"fixed_ip": {
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"wait_until_associated": {
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
},
},
}
}
func resourceComputeFloatingIPAssociateV2Create(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
config := meta.(*Config)
computeClient, err := config.ComputeV2Client(GetRegion(d, config))
if err != nil {
return diag.Errorf("Error creating OpenStack compute client: %s", err)
}
floatingIP := d.Get("floating_ip").(string)
fixedIP := d.Get("fixed_ip").(string)
instanceID := d.Get("instance_id").(string)
associateOpts := floatingips.AssociateOpts{
FloatingIP: floatingIP,
FixedIP: fixedIP,
}
log.Printf("[DEBUG] openstack_compute_floatingip_associate_v2 create options: %#v", associateOpts)
err = floatingips.AssociateInstance(computeClient, instanceID, associateOpts).ExtractErr()
if err != nil {
return diag.Errorf("Error creating openstack_compute_floatingip_associate_v2: %s", err)
}
// This API call should be synchronous, but we've had reports where it isn't.
// If the user opted in to wait for association, then poll here.
var waitUntilAssociated bool
if v, ok := d.GetOkExists("wait_until_associated"); ok {
if wua, ok := v.(bool); ok {
waitUntilAssociated = wua
}
}
if waitUntilAssociated {
stateConf := &resource.StateChangeConf{
Pending: []string{"NOT_ASSOCIATED"},
Target: []string{"ASSOCIATED"},
Refresh: computeFloatingIPAssociateV2CheckAssociation(computeClient, instanceID, floatingIP),
Timeout: d.Timeout(schema.TimeoutCreate),
Delay: 0,
MinTimeout: 3 * time.Second,
}
_, err := stateConf.WaitForStateContext(ctx)
if err != nil {
return diag.FromErr(err)
}
}
// There's an API call to get this information, but it has been
// deprecated. The Neutron API could be used, but I'm trying not
// to mix service APIs. Therefore, a faux ID will be used.
id := fmt.Sprintf("%s/%s/%s", floatingIP, instanceID, fixedIP)
d.SetId(id)
return resourceComputeFloatingIPAssociateV2Read(ctx, d, meta)
}
func resourceComputeFloatingIPAssociateV2Read(_ context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
config := meta.(*Config)
computeClient, err := config.ComputeV2Client(GetRegion(d, config))
if err != nil {
return diag.Errorf("Error creating OpenStack compute client: %s", err)
}
// Obtain relevant info from parsing the ID
floatingIP, instanceID, fixedIP, err := parseComputeFloatingIPAssociateID(d.Id())
if err != nil {
return diag.FromErr(err)
}
// Now check and see whether the floating IP still exists.
// First try to do this by querying the Network API.
networkEnabled := true
networkClient, err := config.NetworkingV2Client(GetRegion(d, config))
if err != nil {
networkEnabled = false
}
var exists bool
if networkEnabled {
log.Printf("[DEBUG] Checking for openstack_compute_floatingip_associate_v2 %s existence via Network API", d.Id())
exists, err = computeFloatingIPAssociateV2NetworkExists(networkClient, floatingIP)
} else {
log.Printf("[DEBUG] Checking for openstack_compute_floatingip_associate_v2 %s existence via Compute API", d.Id())
exists, err = computeFloatingIPAssociateV2ComputeExists(computeClient, floatingIP)
}
if err != nil {
return diag.FromErr(err)
}
if !exists {
d.SetId("")
}
// Next, see if the instance still exists
instance, err := servers.Get(computeClient, instanceID).Extract()
if err != nil {
if CheckDeleted(d, err, "instance") == nil {
return nil
}
}
// Finally, check and see if the floating ip is still associated with the instance.
var associated bool
for _, networkAddresses := range instance.Addresses {
for _, element := range networkAddresses.([]interface{}) {
address := element.(map[string]interface{})
if address["OS-EXT-IPS:type"] == "floating" && address["addr"] == floatingIP {
associated = true
}
}
}
if !associated {
d.SetId("")
}
// Set the attributes pulled from the composed resource ID
d.Set("floating_ip", floatingIP)
d.Set("instance_id", instanceID)
d.Set("fixed_ip", fixedIP)
d.Set("region", GetRegion(d, config))
return nil
}
func resourceComputeFloatingIPAssociateV2Delete(_ context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
config := meta.(*Config)
computeClient, err := config.ComputeV2Client(GetRegion(d, config))
if err != nil {
return diag.Errorf("Error creating OpenStack compute client: %s", err)
}
floatingIP := d.Get("floating_ip").(string)
instanceID := d.Get("instance_id").(string)
disassociateOpts := floatingips.DisassociateOpts{
FloatingIP: floatingIP,
}
log.Printf("[DEBUG] openstack_compute_floatingip_associate_v2 %s delete options: %#v", d.Id(), disassociateOpts)
err = floatingips.DisassociateInstance(computeClient, instanceID, disassociateOpts).ExtractErr()
if err != nil {
if _, ok := err.(gophercloud.ErrDefault409); ok {
// 409 is returned when floating ip address is not associated with an instance.
log.Printf("[DEBUG] openstack_compute_floatingip_associate_v2 %s is not associated with instance %s", d.Id(), instanceID)
} else {
return diag.FromErr(CheckDeleted(d, err, "Error deleting openstack_compute_floatingip_associate_v2"))
}
}
return nil
}