terraform/builtin/providers/google/resource_compute_instance_t...

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package google
import (
"fmt"
"log"
"github.com/hashicorp/terraform/helper/schema"
"google.golang.org/api/compute/v1"
"google.golang.org/api/googleapi"
)
func resourceComputeInstanceTemplate() *schema.Resource {
return &schema.Resource{
Create: resourceComputeInstanceTemplateCreate,
Read: resourceComputeInstanceTemplateRead,
Delete: resourceComputeInstanceTemplateDelete,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"description": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"can_ip_forward": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false,
ForceNew: true,
},
"instance_description": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"machine_type": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"disk": &schema.Schema{
Type: schema.TypeList,
Required: true,
ForceNew: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"auto_delete": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
ForceNew: true,
},
"boot": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
},
"device_name": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"disk_name": &schema.Schema{
Type: schema.TypeString,
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Optional: true,
ForceNew: true,
},
"disk_size_gb": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
ForceNew: true,
},
"disk_type": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"source_image": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"interface": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"mode": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"source": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"type": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
},
},
},
"metadata": &schema.Schema{
Type: schema.TypeMap,
Optional: true,
ForceNew: true,
},
"network_interface": &schema.Schema{
Type: schema.TypeList,
Optional: true,
ForceNew: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"network": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"access_config": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"nat_ip": &schema.Schema{
Type: schema.TypeString,
Computed: true,
Optional: true,
},
},
},
},
},
},
},
"automatic_restart": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
ForceNew: true,
Deprecated: "Please use `scheduling.automatic_restart` instead",
},
"on_host_maintenance": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
Deprecated: "Please use `scheduling.on_host_maintenance` instead",
},
"scheduling": &schema.Schema{
Type: schema.TypeList,
Optional: true,
ForceNew: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"preemptible": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
},
"automatic_restart": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
ForceNew: true,
},
"on_host_maintenance": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
},
},
},
"service_account": &schema.Schema{
Type: schema.TypeList,
Optional: true,
ForceNew: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"email": &schema.Schema{
Type: schema.TypeString,
Computed: true,
ForceNew: true,
},
"scopes": &schema.Schema{
Type: schema.TypeList,
Required: true,
ForceNew: true,
Elem: &schema.Schema{
Type: schema.TypeString,
StateFunc: func(v interface{}) string {
return canonicalizeServiceScope(v.(string))
},
},
},
},
},
},
"tags": &schema.Schema{
Type: schema.TypeSet,
Optional: true,
ForceNew: true,
Elem: &schema.Schema{Type: schema.TypeString},
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Set: schema.HashString,
},
"metadata_fingerprint": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"tags_fingerprint": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"self_link": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
},
}
}
func buildDisks(d *schema.ResourceData, meta interface{}) ([]*compute.AttachedDisk, error) {
config := meta.(*Config)
disksCount := d.Get("disk.#").(int)
disks := make([]*compute.AttachedDisk, 0, disksCount)
for i := 0; i < disksCount; i++ {
prefix := fmt.Sprintf("disk.%d", i)
// Build the disk
var disk compute.AttachedDisk
disk.Type = "PERSISTENT"
disk.Mode = "READ_WRITE"
disk.Interface = "SCSI"
disk.Boot = i == 0
disk.AutoDelete = d.Get(prefix + ".auto_delete").(bool)
if v, ok := d.GetOk(prefix + ".boot"); ok {
disk.Boot = v.(bool)
}
if v, ok := d.GetOk(prefix + ".device_name"); ok {
disk.DeviceName = v.(string)
}
if v, ok := d.GetOk(prefix + ".source"); ok {
disk.Source = v.(string)
} else {
disk.InitializeParams = &compute.AttachedDiskInitializeParams{}
if v, ok := d.GetOk(prefix + ".disk_name"); ok {
disk.InitializeParams.DiskName = v.(string)
}
if v, ok := d.GetOk(prefix + ".disk_size_gb"); ok {
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disk.InitializeParams.DiskSizeGb = int64(v.(int))
}
disk.InitializeParams.DiskType = "pd-standard"
if v, ok := d.GetOk(prefix + ".disk_type"); ok {
disk.InitializeParams.DiskType = v.(string)
}
if v, ok := d.GetOk(prefix + ".source_image"); ok {
imageName := v.(string)
imageUrl, err := resolveImage(config, imageName)
if err != nil {
return nil, fmt.Errorf(
"Error resolving image name '%s': %s",
imageName, err)
}
disk.InitializeParams.SourceImage = imageUrl
}
}
if v, ok := d.GetOk(prefix + ".interface"); ok {
disk.Interface = v.(string)
}
if v, ok := d.GetOk(prefix + ".mode"); ok {
disk.Mode = v.(string)
}
if v, ok := d.GetOk(prefix + ".type"); ok {
disk.Type = v.(string)
}
disks = append(disks, &disk)
}
return disks, nil
}
func buildNetworks(d *schema.ResourceData, meta interface{}) (error, []*compute.NetworkInterface) {
// Build up the list of networks
networksCount := d.Get("network_interface.#").(int)
networkInterfaces := make([]*compute.NetworkInterface, 0, networksCount)
for i := 0; i < networksCount; i++ {
prefix := fmt.Sprintf("network_interface.%d", i)
source := "global/networks/"
if v, ok := d.GetOk(prefix + ".network"); ok {
source += v.(string)
}
// Build the networkInterface
var iface compute.NetworkInterface
iface.Network = source
accessConfigsCount := d.Get(prefix + ".access_config.#").(int)
iface.AccessConfigs = make([]*compute.AccessConfig, accessConfigsCount)
for j := 0; j < accessConfigsCount; j++ {
acPrefix := fmt.Sprintf("%s.access_config.%d", prefix, j)
iface.AccessConfigs[j] = &compute.AccessConfig{
Type: "ONE_TO_ONE_NAT",
NatIP: d.Get(acPrefix + ".nat_ip").(string),
}
}
networkInterfaces = append(networkInterfaces, &iface)
}
return nil, networkInterfaces
}
func resourceComputeInstanceTemplateCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
instanceProperties := &compute.InstanceProperties{}
instanceProperties.CanIpForward = d.Get("can_ip_forward").(bool)
instanceProperties.Description = d.Get("instance_description").(string)
instanceProperties.MachineType = d.Get("machine_type").(string)
disks, err := buildDisks(d, meta)
if err != nil {
return err
}
instanceProperties.Disks = disks
metadata, err := resourceInstanceMetadata(d)
if err != nil {
return err
}
instanceProperties.Metadata = metadata
err, networks := buildNetworks(d, meta)
if err != nil {
return err
}
instanceProperties.NetworkInterfaces = networks
instanceProperties.Scheduling = &compute.Scheduling{}
instanceProperties.Scheduling.OnHostMaintenance = "MIGRATE"
if v, ok := d.GetOk("automatic_restart"); ok {
instanceProperties.Scheduling.AutomaticRestart = v.(bool)
}
if v, ok := d.GetOk("on_host_maintenance"); ok {
instanceProperties.Scheduling.OnHostMaintenance = v.(string)
}
if v, ok := d.GetOk("scheduling"); ok {
_schedulings := v.([]interface{})
if len(_schedulings) > 1 {
return fmt.Errorf("Error, at most one `scheduling` block can be defined")
}
_scheduling := _schedulings[0].(map[string]interface{})
if vp, okp := _scheduling["automatic_restart"]; okp {
instanceProperties.Scheduling.AutomaticRestart = vp.(bool)
}
if vp, okp := _scheduling["on_host_maintenance"]; okp {
instanceProperties.Scheduling.OnHostMaintenance = vp.(string)
}
if vp, okp := _scheduling["preemptible"]; okp {
instanceProperties.Scheduling.Preemptible = vp.(bool)
}
}
serviceAccountsCount := d.Get("service_account.#").(int)
serviceAccounts := make([]*compute.ServiceAccount, 0, serviceAccountsCount)
for i := 0; i < serviceAccountsCount; i++ {
prefix := fmt.Sprintf("service_account.%d", i)
scopesCount := d.Get(prefix + ".scopes.#").(int)
scopes := make([]string, 0, scopesCount)
for j := 0; j < scopesCount; j++ {
scope := d.Get(fmt.Sprintf(prefix+".scopes.%d", j)).(string)
scopes = append(scopes, canonicalizeServiceScope(scope))
}
serviceAccount := &compute.ServiceAccount{
Email: "default",
Scopes: scopes,
}
serviceAccounts = append(serviceAccounts, serviceAccount)
}
instanceProperties.ServiceAccounts = serviceAccounts
instanceProperties.Tags = resourceInstanceTags(d)
instanceTemplate := compute.InstanceTemplate{
Description: d.Get("description").(string),
Properties: instanceProperties,
Name: d.Get("name").(string),
}
op, err := config.clientCompute.InstanceTemplates.Insert(
config.Project, &instanceTemplate).Do()
if err != nil {
return fmt.Errorf("Error creating instance: %s", err)
}
// Store the ID now
d.SetId(instanceTemplate.Name)
err = computeOperationWaitGlobal(config, op, "Creating Instance Template")
if err != nil {
return err
}
return resourceComputeInstanceTemplateRead(d, meta)
}
func resourceComputeInstanceTemplateRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
instanceTemplate, err := config.clientCompute.InstanceTemplates.Get(
config.Project, d.Id()).Do()
if err != nil {
if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
log.Printf("[WARN] Removing Instance Template %q because it's gone", d.Get("name").(string))
// The resource doesn't exist anymore
d.SetId("")
return nil
}
return fmt.Errorf("Error reading instance template: %s", err)
}
// Set the metadata fingerprint if there is one.
if instanceTemplate.Properties.Metadata != nil {
d.Set("metadata_fingerprint", instanceTemplate.Properties.Metadata.Fingerprint)
}
// Set the tags fingerprint if there is one.
if instanceTemplate.Properties.Tags != nil {
d.Set("tags_fingerprint", instanceTemplate.Properties.Tags.Fingerprint)
}
d.Set("self_link", instanceTemplate.SelfLink)
return nil
}
func resourceComputeInstanceTemplateDelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
op, err := config.clientCompute.InstanceTemplates.Delete(
config.Project, d.Id()).Do()
if err != nil {
return fmt.Errorf("Error deleting instance template: %s", err)
}
err = computeOperationWaitGlobal(config, op, "Deleting Instance Template")
if err != nil {
return err
}
d.SetId("")
return nil
}