package aws import ( "fmt" "log" "time" "github.com/aws/aws-sdk-go/aws" "github.com/aws/aws-sdk-go/aws/awserr" "github.com/aws/aws-sdk-go/service/efs" "github.com/hashicorp/terraform/helper/resource" "github.com/hashicorp/terraform/helper/schema" ) func resourceAwsEfsFileSystem() *schema.Resource { return &schema.Resource{ Create: resourceAwsEfsFileSystemCreate, Read: resourceAwsEfsFileSystemRead, Update: resourceAwsEfsFileSystemUpdate, Delete: resourceAwsEfsFileSystemDelete, Importer: &schema.ResourceImporter{ State: schema.ImportStatePassthrough, }, Schema: map[string]*schema.Schema{ "creation_token": { Type: schema.TypeString, Optional: true, ForceNew: true, ValidateFunc: validateMaxLength(64), }, "reference_name": { Type: schema.TypeString, Optional: true, ForceNew: true, Deprecated: "Please use attribute `creation_token' instead. This attribute might be removed in future releases.", ConflictsWith: []string{"creation_token"}, ValidateFunc: validateReferenceName, }, "performance_mode": { Type: schema.TypeString, Optional: true, ForceNew: true, ValidateFunc: validatePerformanceModeType, }, "tags": tagsSchema(), }, } } func resourceAwsEfsFileSystemCreate(d *schema.ResourceData, meta interface{}) error { conn := meta.(*AWSClient).efsconn creationToken := "" if v, ok := d.GetOk("creation_token"); ok { creationToken = v.(string) } else { if v, ok := d.GetOk("reference_name"); ok { creationToken = resource.PrefixedUniqueId(fmt.Sprintf("%s-", v.(string))) log.Printf("[WARN] Using deprecated `reference_name' attribute.") } else { creationToken = resource.UniqueId() } } createOpts := &efs.CreateFileSystemInput{ CreationToken: aws.String(creationToken), } if v, ok := d.GetOk("performance_mode"); ok { createOpts.PerformanceMode = aws.String(v.(string)) } log.Printf("[DEBUG] EFS file system create options: %#v", *createOpts) fs, err := conn.CreateFileSystem(createOpts) if err != nil { return fmt.Errorf("Error creating EFS file system: %s", err) } d.SetId(*fs.FileSystemId) log.Printf("[INFO] EFS file system ID: %s", d.Id()) stateConf := &resource.StateChangeConf{ Pending: []string{"creating"}, Target: []string{"available"}, Refresh: func() (interface{}, string, error) { resp, err := conn.DescribeFileSystems(&efs.DescribeFileSystemsInput{ FileSystemId: aws.String(d.Id()), }) if err != nil { return nil, "error", err } if hasEmptyFileSystems(resp) { return nil, "not-found", fmt.Errorf("EFS file system %q could not be found.", d.Id()) } fs := resp.FileSystems[0] log.Printf("[DEBUG] current status of %q: %q", *fs.FileSystemId, *fs.LifeCycleState) return fs, *fs.LifeCycleState, nil }, Timeout: 10 * time.Minute, Delay: 2 * time.Second, MinTimeout: 3 * time.Second, } _, err = stateConf.WaitForState() if err != nil { return fmt.Errorf("Error waiting for EFS file system (%q) to create: %s", d.Id(), err.Error()) } log.Printf("[DEBUG] EFS file system %q created.", d.Id()) return resourceAwsEfsFileSystemUpdate(d, meta) } func resourceAwsEfsFileSystemUpdate(d *schema.ResourceData, meta interface{}) error { conn := meta.(*AWSClient).efsconn err := setTagsEFS(conn, d) if err != nil { return fmt.Errorf("Error setting EC2 tags for EFS file system (%q): %s", d.Id(), err.Error()) } return resourceAwsEfsFileSystemRead(d, meta) } func resourceAwsEfsFileSystemRead(d *schema.ResourceData, meta interface{}) error { conn := meta.(*AWSClient).efsconn resp, err := conn.DescribeFileSystems(&efs.DescribeFileSystemsInput{ FileSystemId: aws.String(d.Id()), }) if err != nil { if awsErr, ok := err.(awserr.Error); ok && awsErr.Code() == "FileSystemNotFound" { log.Printf("[WARN] EFS file system (%s) could not be found.", d.Id()) d.SetId("") return nil } return err } if hasEmptyFileSystems(resp) { return fmt.Errorf("EFS file system %q could not be found.", d.Id()) } tagsResp, err := conn.DescribeTags(&efs.DescribeTagsInput{ FileSystemId: aws.String(d.Id()), }) if err != nil { return fmt.Errorf("Error retrieving EC2 tags for EFS file system (%q): %s", d.Id(), err.Error()) } err = d.Set("tags", tagsToMapEFS(tagsResp.Tags)) if err != nil { return err } return nil } func resourceAwsEfsFileSystemDelete(d *schema.ResourceData, meta interface{}) error { conn := meta.(*AWSClient).efsconn log.Printf("[DEBUG] Deleting EFS file system: %s", d.Id()) _, err := conn.DeleteFileSystem(&efs.DeleteFileSystemInput{ FileSystemId: aws.String(d.Id()), }) stateConf := &resource.StateChangeConf{ Pending: []string{"available", "deleting"}, Target: []string{}, Refresh: func() (interface{}, string, error) { resp, err := conn.DescribeFileSystems(&efs.DescribeFileSystemsInput{ FileSystemId: aws.String(d.Id()), }) if err != nil { efsErr, ok := err.(awserr.Error) if ok && efsErr.Code() == "FileSystemNotFound" { return nil, "", nil } return nil, "error", err } if hasEmptyFileSystems(resp) { return nil, "", nil } fs := resp.FileSystems[0] log.Printf("[DEBUG] current status of %q: %q", *fs.FileSystemId, *fs.LifeCycleState) return fs, *fs.LifeCycleState, nil }, Timeout: 10 * time.Minute, Delay: 2 * time.Second, MinTimeout: 3 * time.Second, } _, err = stateConf.WaitForState() if err != nil { return fmt.Errorf("Error waiting for EFS file system (%q) to delete: %s", d.Id(), err.Error()) } log.Printf("[DEBUG] EFS file system %q deleted.", d.Id()) return nil } func validateReferenceName(v interface{}, k string) (ws []string, errors []error) { value := v.(string) creationToken := resource.PrefixedUniqueId(fmt.Sprintf("%s-", value)) if len(creationToken) > 64 { errors = append(errors, fmt.Errorf( "%q cannot take the Creation Token over the limit of 64 characters: %q", k, value)) } return } func validatePerformanceModeType(v interface{}, k string) (ws []string, errors []error) { value := v.(string) if value != efs.PerformanceModeGeneralPurpose && value != efs.PerformanceModeMaxIo { errors = append(errors, fmt.Errorf( "%q contains an invalid Performance Mode %q. Valid modes are either %q or %q.", k, value, efs.PerformanceModeGeneralPurpose, efs.PerformanceModeMaxIo)) } return } func hasEmptyFileSystems(fs *efs.DescribeFileSystemsOutput) bool { if fs != nil && len(fs.FileSystems) > 0 { return false } return true }