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resource_google_project_iam_custom_role.go
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resource_google_project_iam_custom_role.go
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package google
import (
"fmt"
"github.com/hashicorp/terraform/helper/schema"
"github.com/hashicorp/terraform/helper/validation"
"google.golang.org/api/iam/v1"
)
func resourceGoogleProjectIamCustomRole() *schema.Resource {
return &schema.Resource{
Create: resourceGoogleProjectIamCustomRoleCreate,
Read: resourceGoogleProjectIamCustomRoleRead,
Update: resourceGoogleProjectIamCustomRoleUpdate,
Delete: resourceGoogleProjectIamCustomRoleDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"role_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"title": {
Type: schema.TypeString,
Required: true,
},
"permissions": {
Type: schema.TypeSet,
Required: true,
MinItems: 1,
Elem: &schema.Schema{Type: schema.TypeString},
},
"project": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
"stage": {
Type: schema.TypeString,
Optional: true,
Default: "GA",
ValidateFunc: validation.StringInSlice([]string{"ALPHA", "BETA", "GA", "DEPRECATED", "DISABLED", "EAP"}, false),
},
"description": {
Type: schema.TypeString,
Optional: true,
},
"deleted": {
Type: schema.TypeBool,
Optional: true,
Default: false,
},
},
}
}
func resourceGoogleProjectIamCustomRoleCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
project, err := getProject(d, config)
if err != nil {
return err
}
if d.Get("deleted").(bool) {
return fmt.Errorf("Cannot create a custom project role with a deleted state. `deleted` field should be false.")
}
roleId := fmt.Sprintf("projects/%s/roles/%s", project, d.Get("role_id").(string))
r, err := config.clientIAM.Projects.Roles.Get(roleId).Do()
if err == nil {
if r.Deleted {
// This role was soft-deleted; update to match new state.
d.SetId(r.Name)
if err := resourceGoogleProjectIamCustomRoleUpdate(d, meta); err != nil {
// If update failed, make sure it wasn't actually added to state.
d.SetId("")
return err
}
} else {
// If a role with same name exists and is enabled, just return error
return fmt.Errorf("Custom project role %s already exists and must be imported", roleId)
}
} else if err := handleNotFoundError(err, d, fmt.Sprintf("Custom Project Role %q", roleId)); err == nil {
// If no role is found, actually create a new role.
role, err := config.clientIAM.Projects.Roles.Create("projects/"+project, &iam.CreateRoleRequest{
RoleId: d.Get("role_id").(string),
Role: &iam.Role{
Title: d.Get("title").(string),
Description: d.Get("description").(string),
Stage: d.Get("stage").(string),
IncludedPermissions: convertStringSet(d.Get("permissions").(*schema.Set)),
},
}).Do()
if err != nil {
return fmt.Errorf("Error creating the custom project role %s: %v", roleId, err)
}
d.SetId(role.Name)
} else {
return fmt.Errorf("Unable to verify whether custom project role %s already exists and must be undeleted: %v", roleId, err)
}
return resourceGoogleProjectIamCustomRoleRead(d, meta)
}
func resourceGoogleProjectIamCustomRoleRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
project, err := getProject(d, config)
if err != nil {
return err
}
role, err := config.clientIAM.Projects.Roles.Get(d.Id()).Do()
if err != nil {
return handleNotFoundError(err, d, d.Id())
}
d.Set("role_id", GetResourceNameFromSelfLink(role.Name))
d.Set("title", role.Title)
d.Set("description", role.Description)
d.Set("permissions", role.IncludedPermissions)
d.Set("stage", role.Stage)
d.Set("deleted", role.Deleted)
d.Set("project", project)
return nil
}
func resourceGoogleProjectIamCustomRoleUpdate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
d.Partial(true)
if d.Get("deleted").(bool) {
if d.HasChange("deleted") {
// If other fields were changed, we need to update those first and then delete.
// If we don't update, we will get diffs from re-apply
// If we delete and then try to update, we will get an error.
if err := resourceGoogleProjectIamCustomRoleUpdateNonDeletedFields(d, meta); err != nil {
return err
}
if err := resourceGoogleProjectIamCustomRoleDelete(d, meta); err != nil {
return err
}
d.SetPartial("deleted")
d.Partial(false)
return nil
} else {
return fmt.Errorf("cannot make changes to deleted custom project role %s", d.Id())
}
}
// We want to update the role to some undeleted state.
// Make sure the role with given ID exists and is un-deleted before patching.
r, err := config.clientIAM.Projects.Roles.Get(d.Id()).Do()
if err != nil {
return fmt.Errorf("unable to find custom project role %s to update: %v", d.Id(), err)
}
if r.Deleted {
// Undelete if deleted previously
if err := resourceGoogleProjectIamCustomRoleUndelete(d, meta); err != nil {
return err
}
d.SetPartial("deleted")
}
if err := resourceGoogleProjectIamCustomRoleUpdateNonDeletedFields(d, meta); err != nil {
return err
}
d.Partial(false)
return nil
}
func resourceGoogleProjectIamCustomRoleUpdateNonDeletedFields(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
if d.HasChange("title") || d.HasChange("description") || d.HasChange("stage") || d.HasChange("permissions") {
_, err := config.clientIAM.Projects.Roles.Patch(d.Id(), &iam.Role{
Title: d.Get("title").(string),
Description: d.Get("description").(string),
Stage: d.Get("stage").(string),
IncludedPermissions: convertStringSet(d.Get("permissions").(*schema.Set)),
}).Do()
if err != nil {
return fmt.Errorf("Error updating the custom project role %s: %s", d.Get("title").(string), err)
}
d.SetPartial("title")
d.SetPartial("description")
d.SetPartial("stage")
d.SetPartial("permissions")
}
return nil
}
func resourceGoogleProjectIamCustomRoleDelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
_, err := config.clientIAM.Projects.Roles.Delete(d.Id()).Do()
if err != nil {
return fmt.Errorf("Error deleting the custom project role %s: %s", d.Get("title").(string), err)
}
return nil
}
func resourceGoogleProjectIamCustomRoleUndelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
_, err := config.clientIAM.Projects.Roles.Undelete(d.Id(), &iam.UndeleteRoleRequest{}).Do()
if err != nil {
return fmt.Errorf("Error undeleting the custom project role %s: %s", d.Get("title").(string), err)
}
return nil
}