forked from openshift-metal3/terraform-provider-ironic
/
resource_ironic_node_v1.go
523 lines (472 loc) · 14 KB
/
resource_ironic_node_v1.go
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package ironic
import (
"fmt"
"log"
"time"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/openstack/baremetal/v1/nodes"
"github.com/gophercloud/gophercloud/openstack/baremetal/v1/ports"
"github.com/hashicorp/terraform/helper/schema"
)
// Schema resource definition for an Ironic node.
func resourceNodeV1() *schema.Resource {
return &schema.Resource{
Create: resourceNodeV1Create,
Read: resourceNodeV1Read,
Update: resourceNodeV1Update,
Delete: resourceNodeV1Delete,
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
Optional: true,
},
"boot_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"clean": {
Type: schema.TypeBool,
Optional: true,
},
"conductor_group": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"console_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"deploy_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"driver": {
Type: schema.TypeString,
Required: true,
},
"driver_info": {
Type: schema.TypeMap,
Optional: true,
DiffSuppressFunc: func(k, old, new string, d *schema.ResourceData) bool {
/* FIXME: Password updates aren't considered. How can I know if the *local* data changed? */
/* FIXME: Support drivers other than IPMI */
if k == "driver_info.ipmi_password" && old == "******" {
return true
}
return false
},
// driver_info could contain passwords
Sensitive: true,
},
"properties": {
Type: schema.TypeMap,
Optional: true,
},
"root_device": {
Type: schema.TypeMap,
Optional: true,
},
"extra": {
Type: schema.TypeMap,
Optional: true,
},
"inspect_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"instance_uuid": {
Type: schema.TypeString,
Computed: true,
},
"inspect": {
Type: schema.TypeBool,
Optional: true,
},
"available": {
Type: schema.TypeBool,
Optional: true,
},
"manage": {
Type: schema.TypeBool,
Optional: true,
},
"management_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"network_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"power_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"raid_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"rescue_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"resource_class": {
Type: schema.TypeString,
Optional: true,
},
"storage_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"vendor_interface": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"owner": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"ports": {
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Schema{
Type: schema.TypeMap,
},
},
"provision_state": {
Type: schema.TypeString,
Computed: true,
},
"power_state": {
Type: schema.TypeString,
Computed: true,
},
"target_power_state": {
Type: schema.TypeString,
Optional: true,
// If power_state is same as target_power_state, we have no changes to apply
DiffSuppressFunc: func(_, old, new string, d *schema.ResourceData) bool {
return new == d.Get("power_state").(string)
},
},
"power_state_timeout": {
Type: schema.TypeInt,
Optional: true,
Computed: true,
},
},
}
}
// Create a node, including driving Ironic's state machine
func resourceNodeV1Create(d *schema.ResourceData, meta interface{}) error {
client, err := meta.(*Clients).GetIronicClient()
if err != nil {
return err
}
// Create the node object in Ironic
createOpts := schemaToCreateOpts(d)
result, err := nodes.Create(client, createOpts).Extract()
if err != nil {
d.SetId("")
return err
}
// Setting the ID is what tells terraform we were successful in creating the node
log.Printf("[DEBUG] Node created with ID %s\n", d.Id())
d.SetId(result.UUID)
// Create ports as part of the node object - you may also use the native port resource
portSet := d.Get("ports").(*schema.Set)
if portSet != nil {
portList := portSet.List()
for _, portInterface := range portList {
port := portInterface.(map[string]interface{})
// Terraform map can't handle bool... seriously.
var pxeEnabled bool
if port["pxe_enabled"] != nil {
if port["pxe_enabled"] == "true" {
pxeEnabled = true
} else {
pxeEnabled = false
}
}
// FIXME: All values other than address and pxe
portCreateOpts := ports.CreateOpts{
NodeUUID: d.Id(),
Address: port["address"].(string),
PXEEnabled: &pxeEnabled,
}
_, err := ports.Create(client, portCreateOpts).Extract()
if err != nil {
resourcePortV1Read(d, meta)
return err
}
}
}
// Make node manageable
if d.Get("manage").(bool) || d.Get("clean").(bool) || d.Get("inspect").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "manage", nil); err != nil {
return fmt.Errorf("could not manage: %s", err)
}
}
// Clean node
if d.Get("clean").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "clean", nil); err != nil {
return fmt.Errorf("could not clean: %s", err)
}
}
// Inspect node
if d.Get("inspect").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "inspect", nil); err != nil {
return fmt.Errorf("could not inspect: %s", err)
}
}
// Make node available
if d.Get("available").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "provide", nil); err != nil {
return fmt.Errorf("could not make node available: %s", err)
}
}
// Change power state, if required
if targetPowerState := d.Get("target_power_state").(string); targetPowerState != "" {
err := changePowerState(client, d, nodes.TargetPowerState(targetPowerState))
if err != nil {
return fmt.Errorf("could not change power state: %s", err)
}
}
return resourceNodeV1Read(d, meta)
}
// Read the node's data from Ironic
func resourceNodeV1Read(d *schema.ResourceData, meta interface{}) error {
client, err := meta.(*Clients).GetIronicClient()
if err != nil {
return err
}
node, err := nodes.Get(client, d.Id()).Extract()
if err != nil {
d.SetId("")
return err
}
// TODO: Ironic's Create is different than the Node object itself, GET returns things like the
// RaidConfig, we need to add those and handle them in CREATE
d.Set("boot_interface", node.BootInterface)
d.Set("conductor_group", node.ConductorGroup)
d.Set("console_interface", node.ConsoleInterface)
d.Set("deploy_interface", node.DeployInterface)
d.Set("driver", node.Driver)
d.Set("driver_info", node.DriverInfo)
d.Set("extra", node.Extra)
d.Set("inspect_interface", node.InspectInterface)
d.Set("instance_uuid", node.InstanceUUID)
d.Set("management_interface", node.ManagementInterface)
d.Set("name", node.Name)
d.Set("network_interface", node.NetworkInterface)
d.Set("owner", node.Owner)
d.Set("power_interface", node.PowerInterface)
d.Set("power_state", node.PowerState)
d.Set("root_device", node.Properties["root_device"])
delete(node.Properties, "root_device")
d.Set("properties", node.Properties)
d.Set("raid_interface", node.RAIDInterface)
d.Set("rescue_interface", node.RescueInterface)
d.Set("resource_class", node.ResourceClass)
d.Set("storage_interface", node.StorageInterface)
d.Set("vendor_interface", node.VendorInterface)
d.Set("provision_state", node.ProvisionState)
return nil
}
// Update a node's state based on the terraform config - TODO: handle everything
func resourceNodeV1Update(d *schema.ResourceData, meta interface{}) error {
client, err := meta.(*Clients).GetIronicClient()
if err != nil {
return err
}
d.Partial(true)
stringFields := []string{
"boot_interface",
"conductor_group",
"console_interface",
"deploy_interface",
"driver",
"inspect_interface",
"management_interface",
"name",
"network_interface",
"owner",
"power_interface",
"raid_interface",
"rescue_interface",
"resource_class",
"storage_interface",
"vendor_interface",
}
for _, field := range stringFields {
if d.HasChange(field) {
opts := nodes.UpdateOpts{
nodes.UpdateOperation{
Op: nodes.ReplaceOp,
Path: fmt.Sprintf("/%s", field),
Value: d.Get(field).(string),
},
}
if _, err := UpdateNode(client, d.Id(), opts); err != nil {
return err
}
}
}
// Make node manageable
if (d.HasChange("manage") && d.Get("manage").(bool)) ||
(d.HasChange("clean") && d.Get("clean").(bool)) ||
(d.HasChange("inspect") && d.Get("inspect").(bool)) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "manage", nil); err != nil {
return fmt.Errorf("could not manage: %s", err)
}
}
// Update power state if required
if targetPowerState := d.Get("target_power_state").(string); d.HasChange("target_power_state") && targetPowerState != "" {
if err := changePowerState(client, d, nodes.TargetPowerState(targetPowerState)); err != nil {
return err
}
}
// Clean node
if d.HasChange("clean") && d.Get("clean").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "clean", nil); err != nil {
return fmt.Errorf("could not clean: %s", err)
}
}
// Inspect node
if d.HasChange("inspect") && d.Get("inspect").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "inspect", nil); err != nil {
return fmt.Errorf("could not inspect: %s", err)
}
}
// Make node available
if d.HasChange("available") && d.Get("available").(bool) {
if err := ChangeProvisionStateToTarget(client, d.Id(), "provide", nil); err != nil {
return fmt.Errorf("could not make node available: %s", err)
}
}
if d.HasChange("properties") || d.HasChange("root_device") {
properties := propertiesMerge(d, "root_device")
opts := nodes.UpdateOpts{
nodes.UpdateOperation{
Op: nodes.AddOp,
Path: "/properties",
Value: properties,
},
}
if _, err := UpdateNode(client, d.Id(), opts); err != nil {
return err
}
}
d.Partial(false)
return resourceNodeV1Read(d, meta)
}
// Delete a node from Ironic
func resourceNodeV1Delete(d *schema.ResourceData, meta interface{}) error {
client, err := meta.(*Clients).GetIronicClient()
if err != nil {
return err
}
if err := ChangeProvisionStateToTarget(client, d.Id(), "deleted", nil); err != nil {
return err
}
return nodes.Delete(client, d.Id()).ExtractErr()
}
func propertiesMerge(d *schema.ResourceData, key string) map[string]interface{} {
properties := d.Get("properties").(map[string]interface{})
properties[key] = d.Get(key).(map[string]interface{})
return properties
}
// Convert terraform schema to gophercloud CreateOpts
// TODO: Is there a better way to do this? Annotations?
func schemaToCreateOpts(d *schema.ResourceData) *nodes.CreateOpts {
properties := propertiesMerge(d, "root_device")
return &nodes.CreateOpts{
BootInterface: d.Get("boot_interface").(string),
ConductorGroup: d.Get("conductor_group").(string),
ConsoleInterface: d.Get("console_interface").(string),
DeployInterface: d.Get("deploy_interface").(string),
Driver: d.Get("driver").(string),
DriverInfo: d.Get("driver_info").(map[string]interface{}),
Extra: d.Get("extra").(map[string]interface{}),
InspectInterface: d.Get("inspect_interface").(string),
ManagementInterface: d.Get("management_interface").(string),
Name: d.Get("name").(string),
NetworkInterface: d.Get("network_interface").(string),
Owner: d.Get("owner").(string),
PowerInterface: d.Get("power_interface").(string),
Properties: properties,
RAIDInterface: d.Get("raid_interface").(string),
RescueInterface: d.Get("rescue_interface").(string),
ResourceClass: d.Get("resource_class").(string),
StorageInterface: d.Get("storage_interface").(string),
VendorInterface: d.Get("vendor_interface").(string),
}
}
// UpdateNode wraps gophercloud's update function, so we are able to retry on 409 when Ironic is busy.
func UpdateNode(client *gophercloud.ServiceClient, uuid string, opts nodes.UpdateOpts) (node *nodes.Node, err error) {
interval := 5 * time.Second
for retries := 0; retries < 5; retries++ {
node, err = nodes.Update(client, uuid, opts).Extract()
if _, ok := err.(gophercloud.ErrDefault409); ok {
log.Printf("[DEBUG] Failed to update node: ironic is busy, will try again in %s", interval.String())
time.Sleep(interval)
interval *= 2
} else {
return
}
}
return
}
// Call Ironic's API and change the power state of the node
func changePowerState(client *gophercloud.ServiceClient, d *schema.ResourceData, target nodes.TargetPowerState) error {
opts := nodes.PowerStateOpts{
Target: target,
}
timeout := d.Get("power_state_timeout").(int)
if timeout != 0 {
opts.Timeout = timeout
} else {
timeout = 300 // used below for how long to wait for Ironic to finish
}
interval := 5 * time.Second
for retries := 0; retries < 5; retries++ {
err := nodes.ChangePowerState(client, d.Id(), opts).ExtractErr()
if _, ok := err.(gophercloud.ErrDefault409); ok {
log.Printf("[DEBUG] Failed to change power state: ironic is busy, will try again in %s", interval.String())
time.Sleep(interval)
interval *= 2
} else {
break
}
}
// Wait for target_power_state to be empty, i.e. Ironic thinks it's finished
checkInterval := 5
for {
node, err := nodes.Get(client, d.Id()).Extract()
if err != nil {
return err
}
if node.TargetPowerState == "" {
break
}
time.Sleep(time.Duration(checkInterval) * time.Second)
timeout -= checkInterval
if timeout <= 0 {
return fmt.Errorf("timed out waiting for power state change")
}
}
return nil
}