terraform/builtin/providers/aws/resource_aws_efs_file_syste...

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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,
},
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Schema: map[string]*schema.Schema{
"creation_token": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
ValidateFunc: validateMaxLength(64),
},
"reference_name": {
Type: schema.TypeString,
Optional: true,
Computed: true,
Deprecated: "Please use attribute `creation_token' instead. This attribute might be removed in future releases.",
ValidateFunc: validateReferenceName,
},
"performance_mode": {
Type: schema.TypeString,
Optional: true,
Computed: true,
ForceNew: true,
ValidateFunc: validatePerformanceModeType,
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},
"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()
}
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}
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)
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if err != nil {
return fmt.Errorf("Error creating EFS file system: %s", err)
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}
d.SetId(*fs.FileSystemId)
log.Printf("[INFO] EFS file system ID: %s", d.Id())
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stateConf := &resource.StateChangeConf{
Pending: []string{"creating"},
Target: []string{"available"},
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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())
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}
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",
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d.Id(), err.Error())
}
log.Printf("[DEBUG] EFS file system %q created.", d.Id())
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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())
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}
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
}
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return err
}
if hasEmptyFileSystems(resp) {
return fmt.Errorf("EFS file system %q could not be found.", d.Id())
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}
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())
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}
err = d.Set("tags", tagsToMapEFS(tagsResp.Tags))
if err != nil {
return err
}
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var fs *efs.FileSystemDescription
for _, f := range resp.FileSystems {
if d.Id() == *f.FileSystemId {
fs = f
break
}
}
if fs == nil {
log.Printf("[WARN] EFS (%s) not found, removing from state", d.Id())
d.SetId("")
return nil
}
d.Set("creation_token", fs.CreationToken)
d.Set("performance_mode", fs.PerformanceMode)
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return nil
}
func resourceAwsEfsFileSystemDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).efsconn
log.Printf("[DEBUG] Deleting EFS file system: %s", d.Id())
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_, err := conn.DeleteFileSystem(&efs.DeleteFileSystemInput{
FileSystemId: aws.String(d.Id()),
})
stateConf := &resource.StateChangeConf{
Pending: []string{"available", "deleting"},
Target: []string{},
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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) {
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return nil, "", nil
}
fs := resp.FileSystems[0]
log.Printf("[DEBUG] current status of %q: %q", *fs.FileSystemId, *fs.LifeCycleState)
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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())
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}
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
}