package digitalocean import ( "context" "fmt" "log" "time" "github.com/digitalocean/godo" "github.com/hashicorp/terraform/helper/resource" "github.com/hashicorp/terraform/helper/schema" ) func resourceDigitalOceanFloatingIp() *schema.Resource { return &schema.Resource{ Create: resourceDigitalOceanFloatingIpCreate, Update: resourceDigitalOceanFloatingIpUpdate, Read: resourceDigitalOceanFloatingIpRead, Delete: resourceDigitalOceanFloatingIpDelete, Importer: &schema.ResourceImporter{ State: schema.ImportStatePassthrough, }, Schema: map[string]*schema.Schema{ "ip_address": { Type: schema.TypeString, Optional: true, Computed: true, }, "region": { Type: schema.TypeString, Required: true, ForceNew: true, }, "droplet_id": { Type: schema.TypeInt, Optional: true, }, }, } } func resourceDigitalOceanFloatingIpCreate(d *schema.ResourceData, meta interface{}) error { client := meta.(*godo.Client) log.Printf("[INFO] Create a FloatingIP In a Region") regionOpts := &godo.FloatingIPCreateRequest{ Region: d.Get("region").(string), } log.Printf("[DEBUG] FloatingIP Create: %#v", regionOpts) floatingIp, _, err := client.FloatingIPs.Create(context.Background(), regionOpts) if err != nil { return fmt.Errorf("Error creating FloatingIP: %s", err) } d.SetId(floatingIp.IP) if v, ok := d.GetOk("droplet_id"); ok { log.Printf("[INFO] Assigning the Floating IP to the Droplet %d", v.(int)) action, _, err := client.FloatingIPActions.Assign(context.Background(), d.Id(), v.(int)) if err != nil { return fmt.Errorf( "Error Assigning FloatingIP (%s) to the droplet: %s", d.Id(), err) } _, unassignedErr := waitForFloatingIPReady(d, "completed", []string{"new", "in-progress"}, "status", meta, action.ID) if unassignedErr != nil { return fmt.Errorf( "Error waiting for FloatingIP (%s) to be Assigned: %s", d.Id(), unassignedErr) } } return resourceDigitalOceanFloatingIpRead(d, meta) } func resourceDigitalOceanFloatingIpUpdate(d *schema.ResourceData, meta interface{}) error { client := meta.(*godo.Client) if d.HasChange("droplet_id") { if v, ok := d.GetOk("droplet_id"); ok { log.Printf("[INFO] Assigning the Floating IP %s to the Droplet %d", d.Id(), v.(int)) action, _, err := client.FloatingIPActions.Assign(context.Background(), d.Id(), v.(int)) if err != nil { return fmt.Errorf( "Error Assigning FloatingIP (%s) to the droplet: %s", d.Id(), err) } _, unassignedErr := waitForFloatingIPReady(d, "completed", []string{"new", "in-progress"}, "status", meta, action.ID) if unassignedErr != nil { return fmt.Errorf( "Error waiting for FloatingIP (%s) to be Assigned: %s", d.Id(), unassignedErr) } } else { log.Printf("[INFO] Unassigning the Floating IP %s", d.Id()) action, _, err := client.FloatingIPActions.Unassign(context.Background(), d.Id()) if err != nil { return fmt.Errorf( "Error Unassigning FloatingIP (%s): %s", d.Id(), err) } _, unassignedErr := waitForFloatingIPReady(d, "completed", []string{"new", "in-progress"}, "status", meta, action.ID) if unassignedErr != nil { return fmt.Errorf( "Error waiting for FloatingIP (%s) to be Unassigned: %s", d.Id(), unassignedErr) } } } return resourceDigitalOceanFloatingIpRead(d, meta) } func resourceDigitalOceanFloatingIpRead(d *schema.ResourceData, meta interface{}) error { client := meta.(*godo.Client) log.Printf("[INFO] Reading the details of the FloatingIP %s", d.Id()) floatingIp, _, err := client.FloatingIPs.Get(context.Background(), d.Id()) if err != nil { return fmt.Errorf("Error retrieving FloatingIP: %s", err) } if floatingIp.Droplet != nil { log.Printf("[INFO] A droplet was detected on the FloatingIP so setting the Region based on the Droplet") log.Printf("[INFO] The region of the Droplet is %s", floatingIp.Droplet.Region.Slug) d.Set("region", floatingIp.Droplet.Region.Slug) d.Set("droplet_id", floatingIp.Droplet.ID) } else { d.Set("region", floatingIp.Region.Slug) } d.Set("ip_address", floatingIp.IP) return nil } func resourceDigitalOceanFloatingIpDelete(d *schema.ResourceData, meta interface{}) error { client := meta.(*godo.Client) if _, ok := d.GetOk("droplet_id"); ok { log.Printf("[INFO] Unassigning the Floating IP from the Droplet") action, _, err := client.FloatingIPActions.Unassign(context.Background(), d.Id()) if err != nil { return fmt.Errorf( "Error Unassigning FloatingIP (%s) from the droplet: %s", d.Id(), err) } _, unassignedErr := waitForFloatingIPReady(d, "completed", []string{"new", "in-progress"}, "status", meta, action.ID) if unassignedErr != nil { return fmt.Errorf( "Error waiting for FloatingIP (%s) to be unassigned: %s", d.Id(), unassignedErr) } } log.Printf("[INFO] Deleting FloatingIP: %s", d.Id()) _, err := client.FloatingIPs.Delete(context.Background(), d.Id()) if err != nil { return fmt.Errorf("Error deleting FloatingIP: %s", err) } d.SetId("") return nil } func waitForFloatingIPReady( d *schema.ResourceData, target string, pending []string, attribute string, meta interface{}, actionId int) (interface{}, error) { log.Printf( "[INFO] Waiting for FloatingIP (%s) to have %s of %s", d.Id(), attribute, target) stateConf := &resource.StateChangeConf{ Pending: pending, Target: []string{target}, Refresh: newFloatingIPStateRefreshFunc(d, attribute, meta, actionId), Timeout: 60 * time.Minute, Delay: 10 * time.Second, MinTimeout: 3 * time.Second, NotFoundChecks: 60, } return stateConf.WaitForState() } func newFloatingIPStateRefreshFunc( d *schema.ResourceData, attribute string, meta interface{}, actionId int) resource.StateRefreshFunc { client := meta.(*godo.Client) return func() (interface{}, string, error) { log.Printf("[INFO] Assigning the Floating IP to the Droplet") action, _, err := client.FloatingIPActions.Get(context.Background(), d.Id(), actionId) if err != nil { return nil, "", fmt.Errorf("Error retrieving FloatingIP (%s) ActionId (%d): %s", d.Id(), actionId, err) } log.Printf("[INFO] The FloatingIP Action Status is %s", action.Status) return &action, action.Status, nil } }