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New Resource: aws_appautoscaling_scheduled_action #2231
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package aws | ||
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import ( | ||
"fmt" | ||
"time" | ||
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"github.com/aws/aws-sdk-go/aws" | ||
"github.com/aws/aws-sdk-go/aws/awserr" | ||
"github.com/aws/aws-sdk-go/service/applicationautoscaling" | ||
"github.com/hashicorp/terraform/helper/resource" | ||
"github.com/hashicorp/terraform/helper/schema" | ||
) | ||
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const awsAppautoscalingScheduleTimeLayout = "2006-01-02T15:04:05Z" | ||
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func resourceAwsAppautoscalingScheduledAction() *schema.Resource { | ||
return &schema.Resource{ | ||
Create: resourceAwsAppautoscalingScheduledActionCreate, | ||
Read: resourceAwsAppautoscalingScheduledActionRead, | ||
Delete: resourceAwsAppautoscalingScheduledActionDelete, | ||
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Schema: map[string]*schema.Schema{ | ||
"name": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Required: true, | ||
ForceNew: true, | ||
}, | ||
"service_namespace": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Required: true, | ||
ForceNew: true, | ||
ValidateFunc: func(v interface{}, k string) (ws []string, errors []error) { | ||
value := v.(string) | ||
validServiceNamespaces := []string{"ecs", "elasticmapreduce", "ec2", "appstream", "dynamodb"} | ||
for _, str := range validServiceNamespaces { | ||
if value == str { | ||
return | ||
} | ||
} | ||
errors = append(errors, fmt.Errorf("expected %s to be one of %v, got %s", k, validServiceNamespaces, value)) | ||
return | ||
}, | ||
}, | ||
"resource_id": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Required: true, | ||
ForceNew: true, | ||
}, | ||
"scalable_dimension": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Optional: true, | ||
ForceNew: true, | ||
ValidateFunc: func(v interface{}, k string) (ws []string, errors []error) { | ||
value := v.(string) | ||
validDimensions := []string{"ecs:service:DesiredCount", "ec2:spot-fleet-request:TargetCapacity", | ||
"elasticmapreduce:instancegroup:InstanceCount", "appstream:fleet:DesiredCapacity", | ||
"dynamodb:table:ReadCapacityUnits", "dynamodb:table:WriteCapacityUnits", | ||
"dynamodb:index:ReadCapacityUnits", "dynamodb:index:WriteCapacityUnits"} | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. While offline, plan-time validation is usually useful I'm afraid it could be counter-productive here as the list of valid dimensions may and will expand and it did recently. I think we'd play a constant catch-up with AWS here and rushing to cut a release just to support a new dimension just because of this strict validation. There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. docs lists constant strings so I removed |
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for _, str := range validDimensions { | ||
if value == str { | ||
return | ||
} | ||
} | ||
errors = append(errors, fmt.Errorf("expected %s to be one of %v, got %s", k, validDimensions, value)) | ||
return | ||
}, | ||
}, | ||
"scalable_target_action": &schema.Schema{ | ||
Type: schema.TypeList, | ||
Optional: true, | ||
ForceNew: true, | ||
MaxItems: 1, | ||
Elem: &schema.Resource{ | ||
Schema: map[string]*schema.Schema{ | ||
"max_capacity": &schema.Schema{ | ||
Type: schema.TypeInt, | ||
Optional: true, | ||
ForceNew: true, | ||
}, | ||
"min_capacity": &schema.Schema{ | ||
Type: schema.TypeInt, | ||
Optional: true, | ||
ForceNew: true, | ||
}, | ||
}, | ||
}, | ||
}, | ||
"schedule": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Optional: true, | ||
ForceNew: true, | ||
}, | ||
"start_time": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Optional: true, | ||
ForceNew: true, | ||
}, | ||
"end_time": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Optional: true, | ||
ForceNew: true, | ||
}, | ||
"arn": &schema.Schema{ | ||
Type: schema.TypeString, | ||
Computed: true, | ||
}, | ||
}, | ||
} | ||
} | ||
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func resourceAwsAppautoscalingScheduledActionCreate(d *schema.ResourceData, meta interface{}) error { | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Per docs I think we should support updates of this resource and basically just rename this function to something like There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. OK👍 |
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conn := meta.(*AWSClient).appautoscalingconn | ||
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input := &applicationautoscaling.PutScheduledActionInput{ | ||
ScheduledActionName: aws.String(d.Get("name").(string)), | ||
ServiceNamespace: aws.String(d.Get("service_namespace").(string)), | ||
ResourceId: aws.String(d.Get("resource_id").(string)), | ||
} | ||
if v, ok := d.GetOk("scalable_dimension"); ok { | ||
input.ScalableDimension = aws.String(v.(string)) | ||
} | ||
if v, ok := d.GetOk("schedule"); ok { | ||
input.Schedule = aws.String(v.(string)) | ||
} | ||
if v, ok := d.GetOk("scalable_target_action"); ok { | ||
sta := &applicationautoscaling.ScalableTargetAction{} | ||
raw := v.([]interface{})[0].(map[string]interface{}) | ||
if max, ok := raw["max_capacity"]; ok { | ||
sta.MaxCapacity = aws.Int64(int64(max.(int))) | ||
} | ||
if min, ok := raw["min_capacity"]; ok { | ||
sta.MaxCapacity = aws.Int64(int64(min.(int))) | ||
} | ||
input.ScalableTargetAction = sta | ||
} | ||
if v, ok := d.GetOk("start_time"); ok { | ||
t, err := time.Parse(awsAppautoscalingScheduleTimeLayout, v.(string)) | ||
if err != nil { | ||
return fmt.Errorf("Error Parsing Appautoscaling Scheduled Action Start Time: %s", err.Error()) | ||
} | ||
input.StartTime = aws.Time(t) | ||
} | ||
if v, ok := d.GetOk("end_time"); ok { | ||
t, err := time.Parse(awsAppautoscalingScheduleTimeLayout, v.(string)) | ||
if err != nil { | ||
return fmt.Errorf("Error Parsing Appautoscaling Scheduled Action End Time: %s", err.Error()) | ||
} | ||
input.EndTime = aws.Time(t) | ||
} | ||
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err := resource.Retry(5*time.Minute, func() *resource.RetryError { | ||
_, err := conn.PutScheduledAction(input) | ||
if err != nil { | ||
if aerr, ok := err.(awserr.Error); ok { | ||
switch aerr.Code() { | ||
case applicationautoscaling.ErrCodeObjectNotFoundException: | ||
return resource.RetryableError(err) | ||
default: | ||
return resource.NonRetryableError(err) | ||
} | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Q: Is this related to eventual consistency? Regardless of the reason I think the above conditional starting on L153 can be simplified to something like this: if err != nil {
if isAWSErr(err, applicationautoscaling.ErrCodeObjectNotFoundException, "") {
return resource.RetryableError(err)
}
return resource.NonRetryableError(err)
} There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. I assumed that soon after creating dynamo table and on... |
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} | ||
return resource.NonRetryableError(err) | ||
} | ||
return nil | ||
}) | ||
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if err != nil { | ||
return err | ||
} | ||
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d.SetId(d.Get("name").(string)) | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Shouldn't the ID consist of name + service namespace as that's how we look it up? In other words my question is: Can there be more than 1 scheduled action of the same name? If not then ignore me. There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. According to There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. I'd suggest we make it something like this: d.SetId(name+"-"+serviceNamespace+"-"+resourceId) assuming the underscore has no special meaning in either of these fields. |
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return resourceAwsAppautoscalingScheduledActionRead(d, meta) | ||
} | ||
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func resourceAwsAppautoscalingScheduledActionRead(d *schema.ResourceData, meta interface{}) error { | ||
conn := meta.(*AWSClient).appautoscalingconn | ||
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saName := d.Id() | ||
input := &applicationautoscaling.DescribeScheduledActionsInput{ | ||
ScheduledActionNames: []*string{aws.String(saName)}, | ||
ServiceNamespace: aws.String(d.Get("service_namespace").(string)), | ||
} | ||
resp, err := conn.DescribeScheduledActions(input) | ||
if err != nil { | ||
return err | ||
} | ||
if len(resp.ScheduledActions) < 1 { | ||
d.SetId("") | ||
return nil | ||
} | ||
if len(resp.ScheduledActions) != 1 { | ||
return fmt.Errorf("Number of Scheduled Action (%s) isn't one, got %d", saName, len(resp.ScheduledActions)) | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Grammar nitpick, do you mind changing this to |
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} | ||
if *resp.ScheduledActions[0].ScheduledActionName != saName { | ||
return fmt.Errorf("Scheduled Action (%s) not found", saName) | ||
} | ||
d.Set("arn", resp.ScheduledActions[0].ScheduledActionARN) | ||
return nil | ||
} | ||
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func resourceAwsAppautoscalingScheduledActionDelete(d *schema.ResourceData, meta interface{}) error { | ||
conn := meta.(*AWSClient).appautoscalingconn | ||
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input := &applicationautoscaling.DeleteScheduledActionInput{ | ||
ScheduledActionName: aws.String(d.Get("name").(string)), | ||
ServiceNamespace: aws.String(d.Get("service_namespace").(string)), | ||
ResourceId: aws.String(d.Get("resource_id").(string)), | ||
} | ||
if v, ok := d.GetOk("scalable_dimension"); ok { | ||
input.ScalableDimension = aws.String(v.(string)) | ||
} | ||
_, err := conn.DeleteScheduledAction(input) | ||
if err != nil { | ||
if aerr, ok := err.(awserr.Error); ok && aerr.Code() == applicationautoscaling.ErrCodeObjectNotFoundException { | ||
d.SetId("") | ||
return nil | ||
} | ||
return err | ||
} | ||
d.SetId("") | ||
return nil | ||
} |
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
As below - I'm afraid the list of valid service namespaces may/will grow and I'd like us to avoid the maintenance burden associated with it, if possible.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Ok, I removed
ValidateFunc
.