mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-10-04 17:51:11 +00:00
172 lines
4.5 KiB
Go
172 lines
4.5 KiB
Go
package google
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import (
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"github.com/hashicorp/terraform/helper/schema"
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"google.golang.org/api/cloudresourcemanager/v1"
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"log"
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)
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var iamBindingSchema = map[string]*schema.Schema{
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"role": {
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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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"members": {
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Type: schema.TypeSet,
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Required: true,
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Elem: &schema.Schema{
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Type: schema.TypeString,
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},
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},
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"etag": {
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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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func ResourceIamBinding(parentSpecificSchema map[string]*schema.Schema, newUpdaterFunc newResourceIamUpdaterFunc) *schema.Resource {
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return &schema.Resource{
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Create: resourceIamBindingCreate(newUpdaterFunc),
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Read: resourceIamBindingRead(newUpdaterFunc),
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Update: resourceIamBindingUpdate(newUpdaterFunc),
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Delete: resourceIamBindingDelete(newUpdaterFunc),
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Schema: mergeSchemas(iamBindingSchema, parentSpecificSchema),
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}
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}
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func resourceIamBindingCreate(newUpdaterFunc newResourceIamUpdaterFunc) schema.CreateFunc {
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return func(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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updater, err := newUpdaterFunc(d, config)
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if err != nil {
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return err
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}
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p := getResourceIamBinding(d)
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err = iamPolicyReadModifyWrite(updater, func(ep *cloudresourcemanager.Policy) error {
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// Creating a binding does not remove existing members if they are not in the provided members list.
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// This prevents removing existing permission without the user's knowledge.
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// Instead, a diff is shown in that case after creation. Subsequent calls to update will remove any
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// existing members not present in the provided list.
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ep.Bindings = mergeBindings(append(ep.Bindings, p))
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return nil
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})
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if err != nil {
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return err
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}
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d.SetId(updater.GetResourceId() + "/" + p.Role)
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return resourceIamBindingRead(newUpdaterFunc)(d, meta)
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}
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}
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func resourceIamBindingRead(newUpdaterFunc newResourceIamUpdaterFunc) schema.ReadFunc {
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return func(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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updater, err := newUpdaterFunc(d, config)
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if err != nil {
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return err
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}
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eBinding := getResourceIamBinding(d)
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p, err := updater.GetResourceIamPolicy()
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if err != nil {
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return err
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}
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log.Printf("[DEBUG]: Retrieved policy for %s: %+v\n", updater.DescribeResource(), p)
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var binding *cloudresourcemanager.Binding
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for _, b := range p.Bindings {
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if b.Role != eBinding.Role {
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continue
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}
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binding = b
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break
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}
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if binding == nil {
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log.Printf("[DEBUG]: Binding for role %q not found in policy for %s, removing from state file.\n", eBinding.Role, updater.DescribeResource())
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d.SetId("")
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return nil
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}
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d.Set("etag", p.Etag)
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d.Set("members", binding.Members)
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d.Set("role", binding.Role)
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return nil
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}
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}
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func resourceIamBindingUpdate(newUpdaterFunc newResourceIamUpdaterFunc) schema.UpdateFunc {
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return func(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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updater, err := newUpdaterFunc(d, config)
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if err != nil {
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return err
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}
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binding := getResourceIamBinding(d)
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err = iamPolicyReadModifyWrite(updater, func(p *cloudresourcemanager.Policy) error {
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var found bool
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for pos, b := range p.Bindings {
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if b.Role != binding.Role {
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continue
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}
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found = true
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p.Bindings[pos] = binding
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break
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}
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if !found {
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p.Bindings = append(p.Bindings, binding)
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}
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return nil
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})
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if err != nil {
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return err
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}
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return resourceIamBindingRead(newUpdaterFunc)(d, meta)
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}
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}
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func resourceIamBindingDelete(newUpdaterFunc newResourceIamUpdaterFunc) schema.DeleteFunc {
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return func(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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updater, err := newUpdaterFunc(d, config)
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if err != nil {
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return err
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}
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binding := getResourceIamBinding(d)
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err = iamPolicyReadModifyWrite(updater, func(p *cloudresourcemanager.Policy) error {
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toRemove := -1
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for pos, b := range p.Bindings {
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if b.Role != binding.Role {
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continue
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}
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toRemove = pos
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break
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}
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if toRemove < 0 {
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log.Printf("[DEBUG]: Policy bindings for %s did not include a binding for role %q", updater.DescribeResource(), binding.Role)
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return nil
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}
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p.Bindings = append(p.Bindings[:toRemove], p.Bindings[toRemove+1:]...)
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return nil
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})
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if err != nil {
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return err
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}
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return resourceIamBindingRead(newUpdaterFunc)(d, meta)
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}
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}
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func getResourceIamBinding(d *schema.ResourceData) *cloudresourcemanager.Binding {
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members := d.Get("members").(*schema.Set).List()
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return &cloudresourcemanager.Binding{
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Members: convertStringArr(members),
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Role: d.Get("role").(string),
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}
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}
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