mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-10-15 07:27:15 +00:00
161 lines
3.8 KiB
Go
161 lines
3.8 KiB
Go
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package google
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import (
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"errors"
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"fmt"
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"github.com/hashicorp/terraform/helper/schema"
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compute "google.golang.org/api/compute/v1"
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"google.golang.org/api/googleapi"
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"log"
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"net/url"
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"strconv"
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"strings"
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)
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func dataSourceGoogleComputeRegionInstanceGroup() *schema.Resource {
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return &schema.Resource{
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Read: dataSourceComputeRegionInstanceGroupRead,
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Schema: map[string]*schema.Schema{
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"name": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"instances": {
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Type: schema.TypeList,
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Computed: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"instance": {
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Type: schema.TypeString,
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Required: true,
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},
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"status": {
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Type: schema.TypeString,
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Required: true,
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},
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"named_ports": {
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Type: schema.TypeList,
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Computed: true,
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Elem: &schema.Resource{
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Schema: map[string]*schema.Schema{
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"name": {
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Type: schema.TypeString,
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Required: true,
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},
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"port": {
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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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},
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},
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},
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"region": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"project": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"self_link": {
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Type: schema.TypeString,
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Optional: true,
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ForceNew: true,
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Computed: true,
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},
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"size": {
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Type: schema.TypeInt,
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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 dataSourceComputeRegionInstanceGroupRead(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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var project, region, name string
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if self_link, ok := d.GetOk("self_link"); ok {
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parsed, err := url.Parse(self_link.(string))
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if err != nil {
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return err
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}
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s := strings.Split(parsed.Path, "/")
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project, region, name = s[4], s[6], s[8]
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// e.g. https://www.googleapis.com/compute/beta/projects/project_name/regions/region_name/instanceGroups/foobarbaz
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} else {
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var err error
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project, err = getProject(d, config)
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if err != nil {
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return err
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}
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region, err = getRegion(d, config)
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if err != nil {
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return err
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}
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n, ok := d.GetOk("name")
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name = n.(string)
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if !ok {
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return errors.New("Must provide either `self_link` or `name`.")
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}
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}
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instanceGroup, err := config.clientCompute.RegionInstanceGroups.Get(
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project, region, name).Do()
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if err != nil {
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return handleNotFoundError(err, d, fmt.Sprintf("Region Instance Group %q", name))
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}
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members, err := config.clientCompute.RegionInstanceGroups.ListInstances(
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project, region, name, &compute.RegionInstanceGroupsListInstancesRequest{
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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, which is okay.
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d.Set("instances", nil)
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} else {
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return fmt.Errorf("Error reading RegionInstanceGroup Members: %s", err)
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}
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} else {
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d.Set("instances", flattenInstancesWithNamedPorts(members.Items))
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}
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d.Set("kind", instanceGroup.Kind)
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d.SetId(strconv.FormatUint(instanceGroup.Id, 16))
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d.Set("self_link", instanceGroup.SelfLink)
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d.Set("name", name)
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d.Set("project", project)
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d.Set("region", region)
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return nil
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}
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func flattenInstancesWithNamedPorts(insts []*compute.InstanceWithNamedPorts) []map[string]interface{} {
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result := make([]map[string]interface{}, 0, len(insts))
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log.Printf("There were %d instances.\n", len(insts))
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for _, inst := range insts {
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instMap := make(map[string]interface{})
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instMap["instance"] = inst.Instance
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instMap["named_ports"] = flattenNamedPorts(inst.NamedPorts)
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instMap["status"] = inst.Status
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result = append(result, instMap)
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}
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return result
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}
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