mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-10-04 17:51:11 +00:00
Added google_compute_instance_group resource
This commit is contained in:
parent
5d940efddf
commit
4cf19278e7
@ -53,6 +53,7 @@ func Provider() terraform.ResourceProvider {
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"google_compute_http_health_check": resourceComputeHttpHealthCheck(),
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"google_compute_http_health_check": resourceComputeHttpHealthCheck(),
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"google_compute_https_health_check": resourceComputeHttpsHealthCheck(),
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"google_compute_https_health_check": resourceComputeHttpsHealthCheck(),
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"google_compute_instance": resourceComputeInstance(),
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"google_compute_instance": resourceComputeInstance(),
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"google_compute_instance_group": resourceComputeInstanceGroup(),
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"google_compute_instance_group_manager": resourceComputeInstanceGroupManager(),
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"google_compute_instance_group_manager": resourceComputeInstanceGroupManager(),
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"google_compute_instance_template": resourceComputeInstanceTemplate(),
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"google_compute_instance_template": resourceComputeInstanceTemplate(),
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"google_compute_network": resourceComputeNetwork(),
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"google_compute_network": resourceComputeNetwork(),
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317
resource_compute_instance_group.go
Normal file
317
resource_compute_instance_group.go
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@ -0,0 +1,317 @@
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package google
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import (
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"fmt"
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"log"
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"strings"
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"google.golang.org/api/compute/v1"
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"google.golang.org/api/googleapi"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func resourceComputeInstanceGroup() *schema.Resource {
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return &schema.Resource{
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Create: resourceComputeInstanceGroupCreate,
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Read: resourceComputeInstanceGroupRead,
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Update: resourceComputeInstanceGroupUpdate,
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Delete: resourceComputeInstanceGroupDelete,
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"description": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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},
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"named_port": &schema.Schema{
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Type: schema.TypeList,
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Optional: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"name": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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},
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"port": &schema.Schema{
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Type: schema.TypeInt,
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Required: true,
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},
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},
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},
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},
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"instances": &schema.Schema{
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Type: schema.TypeList,
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Optional: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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"network": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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"size": &schema.Schema{
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Type: schema.TypeInt,
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Computed: true,
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},
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"zone": &schema.Schema{
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Type: schema.TypeString,
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Required: true,
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ForceNew: true,
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},
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"self_link": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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},
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}
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}
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func getInstanceReferences(instanceUrls []string) (refs []*compute.InstanceReference) {
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for _, v := range instanceUrls {
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refs = append(refs, &compute.InstanceReference{
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Instance: v,
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})
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}
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return refs
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}
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func validInstanceURLs(instanceUrls []string) bool {
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for _, v := range instanceUrls {
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if !strings.HasPrefix(v, "https://www.googleapis.com/compute/v1/") {
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return false
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}
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}
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return true
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}
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func resourceComputeInstanceGroupCreate(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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// Build the parameter
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instanceGroup := &compute.InstanceGroup{
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Name: d.Get("name").(string),
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}
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// Set optional fields
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if v, ok := d.GetOk("description"); ok {
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instanceGroup.Description = v.(string)
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}
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if v, ok := d.GetOk("named_port"); ok {
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instanceGroup.NamedPorts = getNamedPorts(v.([]interface{}))
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}
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log.Printf("[DEBUG] InstanceGroup insert request: %#v", instanceGroup)
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op, err := config.clientCompute.InstanceGroups.Insert(
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config.Project, d.Get("zone").(string), instanceGroup).Do()
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if err != nil {
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return fmt.Errorf("Error creating InstanceGroup: %s", err)
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}
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// It probably maybe worked, so store the ID now
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d.SetId(instanceGroup.Name)
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// Wait for the operation to complete
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err = computeOperationWaitZone(config, op, d.Get("zone").(string), "Creating InstanceGroup")
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if err != nil {
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return err
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}
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if v, ok := d.GetOk("instances"); ok {
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instanceUrls := convertStringArr(v.([]interface{}))
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if !validInstanceURLs(instanceUrls) {
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return fmt.Errorf("Error invalid instance URLs: %v", instanceUrls)
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}
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addInstanceReq := &compute.InstanceGroupsAddInstancesRequest{
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Instances: getInstanceReferences(instanceUrls),
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}
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log.Printf("[DEBUG] InstanceGroup add instances request: %#v", addInstanceReq)
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op, err := config.clientCompute.InstanceGroups.AddInstances(
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config.Project, d.Get("zone").(string), d.Id(), addInstanceReq).Do()
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if err != nil {
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return fmt.Errorf("Error adding instances to InstanceGroup: %s", err)
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}
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// Wait for the operation to complete
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err = computeOperationWaitZone(config, op, d.Get("zone").(string), "Adding instances to InstanceGroup")
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if err != nil {
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return err
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}
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}
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return resourceComputeInstanceGroupRead(d, meta)
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}
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func resourceComputeInstanceGroupRead(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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// retreive instance group
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instanceGroup, err := config.clientCompute.InstanceGroups.Get(
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config.Project, d.Get("zone").(string), d.Id()).Do()
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if err != nil {
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if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
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// The resource doesn't exist anymore
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d.SetId("")
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return nil
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}
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return fmt.Errorf("Error reading InstanceGroup: %s", err)
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}
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// retreive instance group members
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var memberUrls []string
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members, err := config.clientCompute.InstanceGroups.ListInstances(
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config.Project, d.Get("zone").(string), d.Id(), &compute.InstanceGroupsListInstancesRequest{
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InstanceState: "ALL",
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}).Do()
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if err != nil {
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if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
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// The resource doesn't have any instances
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d.Set("instances", nil)
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} else {
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// any other errors return them
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return fmt.Errorf("Error reading InstanceGroup Members: %s", err)
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}
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} else {
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for _, member := range members.Items {
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memberUrls = append(memberUrls, member.Instance)
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}
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log.Printf("[DEBUG] InstanceGroup members: %v", memberUrls)
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d.Set("instances", memberUrls)
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}
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// Set computed fields
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d.Set("network", instanceGroup.Network)
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d.Set("size", instanceGroup.Size)
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d.Set("self_link", instanceGroup.SelfLink)
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return nil
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}
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func resourceComputeInstanceGroupUpdate(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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// refresh the state incase referenced instances have been removed earlier in the run
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err := resourceComputeInstanceGroupRead(d, meta)
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if err != nil {
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return fmt.Errorf("Error reading InstanceGroup: %s", err)
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}
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d.Partial(true)
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if d.HasChange("instances") {
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// to-do check for no instances
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from_, to_ := d.GetChange("instances")
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from := convertStringArr(from_.([]interface{}))
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to := convertStringArr(to_.([]interface{}))
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if !validInstanceURLs(from) {
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return fmt.Errorf("Error invalid instance URLs: %v", from)
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}
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if !validInstanceURLs(to) {
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return fmt.Errorf("Error invalid instance URLs: %v", from)
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}
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add, remove := calcAddRemove(from, to)
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if len(remove) > 0 {
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removeReq := &compute.InstanceGroupsRemoveInstancesRequest{
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Instances: getInstanceReferences(remove),
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}
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log.Printf("[DEBUG] InstanceGroup remove instances request: %#v", removeReq)
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removeOp, err := config.clientCompute.InstanceGroups.RemoveInstances(
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config.Project, d.Get("zone").(string), d.Id(), removeReq).Do()
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if err != nil {
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return fmt.Errorf("Error removing instances from InstanceGroup: %s", err)
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}
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// Wait for the operation to complete
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err = computeOperationWaitZone(config, removeOp, d.Get("zone").(string), "Updating InstanceGroup")
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if err != nil {
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return err
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}
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}
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if len(add) > 0 {
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addReq := &compute.InstanceGroupsAddInstancesRequest{
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Instances: getInstanceReferences(add),
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}
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log.Printf("[DEBUG] InstanceGroup adding instances request: %#v", addReq)
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addOp, err := config.clientCompute.InstanceGroups.AddInstances(
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config.Project, d.Get("zone").(string), d.Id(), addReq).Do()
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if err != nil {
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return fmt.Errorf("Error adding instances from InstanceGroup: %s", err)
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}
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// Wait for the operation to complete
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err = computeOperationWaitZone(config, addOp, d.Get("zone").(string), "Updating InstanceGroup")
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if err != nil {
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return err
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}
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}
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d.SetPartial("instances")
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}
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if d.HasChange("named_port") {
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namedPorts := getNamedPorts(d.Get("named_port").([]interface{}))
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namedPortsReq := &compute.InstanceGroupsSetNamedPortsRequest{
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NamedPorts: namedPorts,
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}
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log.Printf("[DEBUG] InstanceGroup updating named ports request: %#v", namedPortsReq)
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op, err := config.clientCompute.InstanceGroups.SetNamedPorts(
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config.Project, d.Get("zone").(string), d.Id(), namedPortsReq).Do()
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if err != nil {
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return fmt.Errorf("Error updating named ports for InstanceGroup: %s", err)
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}
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err = computeOperationWaitZone(config, op, d.Get("zone").(string), "Updating InstanceGroup")
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if err != nil {
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return err
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}
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d.SetPartial("named_port")
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}
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d.Partial(false)
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return resourceComputeInstanceGroupRead(d, meta)
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}
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func resourceComputeInstanceGroupDelete(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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zone := d.Get("zone").(string)
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op, err := config.clientCompute.InstanceGroups.Delete(config.Project, zone, d.Id()).Do()
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if err != nil {
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return fmt.Errorf("Error deleting InstanceGroup: %s", err)
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}
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err = computeOperationWaitZone(config, op, zone, "Deleting InstanceGroup")
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if err != nil {
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return err
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}
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d.SetId("")
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return nil
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}
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299
resource_compute_instance_group_test.go
Normal file
299
resource_compute_instance_group_test.go
Normal file
@ -0,0 +1,299 @@
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package google
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import (
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"fmt"
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"testing"
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"google.golang.org/api/compute/v1"
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"github.com/hashicorp/terraform/helper/acctest"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/terraform"
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)
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func TestAccComputeInstanceGroup_basic(t *testing.T) {
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var instanceGroup compute.InstanceGroup
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var instanceName = fmt.Sprintf("instancegroup-test-%s", acctest.RandString(10))
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resource.Test(t, resource.TestCase{
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PreCheck: func() { testAccPreCheck(t) },
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Providers: testAccProviders,
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CheckDestroy: testAccComputeInstanceGroup_destroy,
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Steps: []resource.TestStep{
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resource.TestStep{
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Config: testAccComputeInstanceGroup_basic(instanceName),
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Check: resource.ComposeTestCheckFunc(
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testAccComputeInstanceGroup_exists(
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"google_compute_instance_group.basic", &instanceGroup),
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testAccComputeInstanceGroup_exists(
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"google_compute_instance_group.empty", &instanceGroup),
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),
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},
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},
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})
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}
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func TestAccComputeInstanceGroup_update(t *testing.T) {
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var instanceGroup compute.InstanceGroup
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var instanceName = fmt.Sprintf("instancegroup-test-%s", acctest.RandString(10))
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resource.Test(t, resource.TestCase{
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PreCheck: func() { testAccPreCheck(t) },
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Providers: testAccProviders,
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CheckDestroy: testAccComputeInstanceGroup_destroy,
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Steps: []resource.TestStep{
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resource.TestStep{
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Config: testAccComputeInstanceGroup_update(instanceName),
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Check: resource.ComposeTestCheckFunc(
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testAccComputeInstanceGroup_exists(
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"google_compute_instance_group.update", &instanceGroup),
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testAccComputeInstanceGroup_named_ports(
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"google_compute_instance_group.update",
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map[string]int64{"http": 8080, "https": 8443},
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&instanceGroup),
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),
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},
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resource.TestStep{
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Config: testAccComputeInstanceGroup_update2(instanceName),
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Check: resource.ComposeTestCheckFunc(
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testAccComputeInstanceGroup_exists(
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"google_compute_instance_group.update", &instanceGroup),
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testAccComputeInstanceGroup_updated(
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"google_compute_instance_group.update", 3, &instanceGroup),
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testAccComputeInstanceGroup_named_ports(
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"google_compute_instance_group.update",
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map[string]int64{"http": 8081, "test": 8444},
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&instanceGroup),
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|
),
|
||||||
|
},
|
||||||
|
},
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_destroy(s *terraform.State) error {
|
||||||
|
config := testAccProvider.Meta().(*Config)
|
||||||
|
|
||||||
|
for _, rs := range s.RootModule().Resources {
|
||||||
|
if rs.Type != "google_compute_instance_group" {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
_, err := config.clientCompute.InstanceGroups.Get(
|
||||||
|
config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
|
||||||
|
if err == nil {
|
||||||
|
return fmt.Errorf("InstanceGroup still exists")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_exists(n string, instanceGroup *compute.InstanceGroup) resource.TestCheckFunc {
|
||||||
|
return func(s *terraform.State) error {
|
||||||
|
rs, ok := s.RootModule().Resources[n]
|
||||||
|
if !ok {
|
||||||
|
return fmt.Errorf("Not found: %s", n)
|
||||||
|
}
|
||||||
|
|
||||||
|
if rs.Primary.ID == "" {
|
||||||
|
return fmt.Errorf("No ID is set")
|
||||||
|
}
|
||||||
|
|
||||||
|
config := testAccProvider.Meta().(*Config)
|
||||||
|
|
||||||
|
found, err := config.clientCompute.InstanceGroups.Get(
|
||||||
|
config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
|
||||||
|
if err != nil {
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
|
||||||
|
if found.Name != rs.Primary.ID {
|
||||||
|
return fmt.Errorf("InstanceGroup not found")
|
||||||
|
}
|
||||||
|
|
||||||
|
*instanceGroup = *found
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_updated(n string, size int64, instanceGroup *compute.InstanceGroup) resource.TestCheckFunc {
|
||||||
|
return func(s *terraform.State) error {
|
||||||
|
rs, ok := s.RootModule().Resources[n]
|
||||||
|
if !ok {
|
||||||
|
return fmt.Errorf("Not found: %s", n)
|
||||||
|
}
|
||||||
|
|
||||||
|
if rs.Primary.ID == "" {
|
||||||
|
return fmt.Errorf("No ID is set")
|
||||||
|
}
|
||||||
|
|
||||||
|
config := testAccProvider.Meta().(*Config)
|
||||||
|
|
||||||
|
instanceGroup, err := config.clientCompute.InstanceGroups.Get(
|
||||||
|
config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
|
||||||
|
if err != nil {
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
|
||||||
|
// Cannot check the target pool as the instance creation is asynchronous. However, can
|
||||||
|
// check the target_size.
|
||||||
|
if instanceGroup.Size != size {
|
||||||
|
return fmt.Errorf("instance count incorrect")
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_named_ports(n string, np map[string]int64, instanceGroup *compute.InstanceGroup) resource.TestCheckFunc {
|
||||||
|
return func(s *terraform.State) error {
|
||||||
|
rs, ok := s.RootModule().Resources[n]
|
||||||
|
if !ok {
|
||||||
|
return fmt.Errorf("Not found: %s", n)
|
||||||
|
}
|
||||||
|
|
||||||
|
if rs.Primary.ID == "" {
|
||||||
|
return fmt.Errorf("No ID is set")
|
||||||
|
}
|
||||||
|
|
||||||
|
config := testAccProvider.Meta().(*Config)
|
||||||
|
|
||||||
|
instanceGroup, err := config.clientCompute.InstanceGroups.Get(
|
||||||
|
config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
|
||||||
|
if err != nil {
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
|
||||||
|
var found bool
|
||||||
|
for _, namedPort := range instanceGroup.NamedPorts {
|
||||||
|
found = false
|
||||||
|
for name, port := range np {
|
||||||
|
if namedPort.Name == name && namedPort.Port == port {
|
||||||
|
found = true
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if !found {
|
||||||
|
return fmt.Errorf("named port incorrect")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_basic(instance string) string {
|
||||||
|
return fmt.Sprintf(`
|
||||||
|
resource "google_compute_instance" "ig_instance" {
|
||||||
|
name = "%s"
|
||||||
|
machine_type = "n1-standard-1"
|
||||||
|
can_ip_forward = false
|
||||||
|
zone = "us-central1-c"
|
||||||
|
|
||||||
|
disk {
|
||||||
|
image = "debian-7-wheezy-v20140814"
|
||||||
|
}
|
||||||
|
|
||||||
|
network_interface {
|
||||||
|
network = "default"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
resource "google_compute_instance_group" "basic" {
|
||||||
|
description = "Terraform test instance group"
|
||||||
|
name = "%s"
|
||||||
|
zone = "us-central1-c"
|
||||||
|
instances = [ "${google_compute_instance.ig_instance.self_link}" ]
|
||||||
|
named_port {
|
||||||
|
name = "http"
|
||||||
|
port = "8080"
|
||||||
|
}
|
||||||
|
named_port {
|
||||||
|
name = "https"
|
||||||
|
port = "8443"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
resource "google_compute_instance_group" "empty" {
|
||||||
|
description = "Terraform test instance group empty"
|
||||||
|
name = "%s-empty"
|
||||||
|
zone = "us-central1-c"
|
||||||
|
named_port {
|
||||||
|
name = "http"
|
||||||
|
port = "8080"
|
||||||
|
}
|
||||||
|
named_port {
|
||||||
|
name = "https"
|
||||||
|
port = "8443"
|
||||||
|
}
|
||||||
|
}`, instance, instance, instance)
|
||||||
|
}
|
||||||
|
|
||||||
|
func testAccComputeInstanceGroup_update(instance string) string {
|
||||||
|
return fmt.Sprintf(`
|
||||||
|
resource "google_compute_instance" "ig_instance" {
|
||||||
|
name = "%s-${count.index}"
|
||||||
|
machine_type = "n1-standard-1"
|
||||||
|
can_ip_forward = false
|
||||||
|
zone = "us-central1-c"
|
||||||
|
count = 1
|
||||||
|
|
||||||
|
disk {
|
||||||
|
image = "debian-7-wheezy-v20140814"
|
||||||
|
}
|
||||||
|
|
||||||
|
network_interface {
|
||||||
|
network = "default"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
resource "google_compute_instance_group" "update" {
|
||||||
|
description = "Terraform test instance group"
|
||||||
|
name = "%s"
|
||||||
|
zone = "us-central1-c"
|
||||||
|
instances = [ "${google_compute_instance.ig_instance.self_link}" ]
|
||||||
|
named_port {
|
||||||
|
name = "http"
|
||||||
|
port = "8080"
|
||||||
|
}
|
||||||
|
named_port {
|
||||||
|
name = "https"
|
||||||
|
port = "8443"
|
||||||
|
}
|
||||||
|
}`, instance, instance)
|
||||||
|
}
|
||||||
|
|
||||||
|
// Change IGM's instance template and target size
|
||||||
|
func testAccComputeInstanceGroup_update2(instance string) string {
|
||||||
|
return fmt.Sprintf(`
|
||||||
|
resource "google_compute_instance" "ig_instance" {
|
||||||
|
name = "%s-${count.index}"
|
||||||
|
machine_type = "n1-standard-1"
|
||||||
|
can_ip_forward = false
|
||||||
|
zone = "us-central1-c"
|
||||||
|
count = 3
|
||||||
|
|
||||||
|
disk {
|
||||||
|
image = "debian-7-wheezy-v20140814"
|
||||||
|
}
|
||||||
|
|
||||||
|
network_interface {
|
||||||
|
network = "default"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
resource "google_compute_instance_group" "update" {
|
||||||
|
description = "Terraform test instance group"
|
||||||
|
name = "%s"
|
||||||
|
zone = "us-central1-c"
|
||||||
|
instances = [ "${google_compute_instance.ig_instance.*.self_link}" ]
|
||||||
|
|
||||||
|
named_port {
|
||||||
|
name = "http"
|
||||||
|
port = "8081"
|
||||||
|
}
|
||||||
|
named_port {
|
||||||
|
name = "test"
|
||||||
|
port = "8444"
|
||||||
|
}
|
||||||
|
}`, instance, instance)
|
||||||
|
}
|
Loading…
Reference in New Issue
Block a user