provider/aws: Add autoscaling_policy

This commit is contained in:
Alex Pilon 2015-06-07 11:18:34 +02:00 committed by Radek Simko
parent ceeb94e157
commit 05f4b9bfd9
3 changed files with 300 additions and 0 deletions

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@ -86,6 +86,7 @@ func Provider() terraform.ResourceProvider {
"aws_app_cookie_stickiness_policy": resourceAwsAppCookieStickinessPolicy(),
"aws_autoscaling_group": resourceAwsAutoscalingGroup(),
"aws_autoscaling_notification": resourceAwsAutoscalingNotification(),
"aws_autoscaling_policy": resourceAwsAutoscalingPolicy(),
"aws_cloudwatch_metric_alarm": resourceAwsCloudWatchMetricAlarm(),
"aws_customer_gateway": resourceAwsCustomerGateway(),
"aws_db_instance": resourceAwsDbInstance(),

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@ -0,0 +1,181 @@
package aws
import (
"fmt"
"log"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/autoscaling"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsAutoscalingPolicy() *schema.Resource {
return &schema.Resource{
Create: resourceAwsAutoscalingPolicyCreate,
Read: resourceAwsAutoscalingPolicyRead,
Update: resourceAwsAutoscalingPolicyUpdate,
Delete: resourceAwsAutoscalingPolicyDelete,
Schema: map[string]*schema.Schema{
"arn": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"adjustment_type": &schema.Schema{
Type: schema.TypeString,
Required: true,
},
"autoscaling_group_name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"cooldown": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
},
"min_adjustment_step": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
},
"scaling_adjustment": &schema.Schema{
Type: schema.TypeInt,
Required: true,
},
},
}
}
func resourceAwsAutoscalingPolicyCreate(d *schema.ResourceData, meta interface{}) error {
autoscalingconn := meta.(*AWSClient).autoscalingconn
params := getAwsAutoscalingPutScalingPolicyInput(d)
log.Printf("[DEBUG] AutoScaling PutScalingPolicy: %#v", params)
resp, err := autoscalingconn.PutScalingPolicy(&params)
if err != nil {
return fmt.Errorf("Error putting scaling policy: %s", err)
}
d.Set("arn", resp.PolicyARN)
d.SetId(d.Get("name").(string))
log.Printf("[INFO] AutoScaling Scaling PolicyARN: %s", d.Get("arn").(string))
return resourceAwsAutoscalingPolicyRead(d, meta)
}
func resourceAwsAutoscalingPolicyRead(d *schema.ResourceData, meta interface{}) error {
p, err := getAwsAutoscalingPolicy(d, meta)
if err != nil {
return err
}
if p == nil {
d.SetId("")
return nil
}
log.Printf("[DEBUG] Read Scaling Policy: ASG: %s, SP: %s, Obj: %#v", d.Get("autoscaling_group_name"), d.Get("name"), p)
d.Set("adjustment_type", p.AdjustmentType)
d.Set("autoscaling_group_name", p.AutoScalingGroupName)
d.Set("cooldown", p.Cooldown)
d.Set("min_adjustment_step", p.MinAdjustmentStep)
d.Set("arn", p.PolicyARN)
d.Set("name", p.PolicyName)
d.Set("scaling_adjustment", p.ScalingAdjustment)
return nil
}
func resourceAwsAutoscalingPolicyUpdate(d *schema.ResourceData, meta interface{}) error {
autoscalingconn := meta.(*AWSClient).autoscalingconn
params := getAwsAutoscalingPutScalingPolicyInput(d)
log.Printf("[DEBUG] Autoscaling Update Scaling Policy: %#v", params)
_, err := autoscalingconn.PutScalingPolicy(&params)
if err != nil {
return err
}
return resourceAwsAutoscalingPolicyRead(d, meta)
}
func resourceAwsAutoscalingPolicyDelete(d *schema.ResourceData, meta interface{}) error {
autoscalingconn := meta.(*AWSClient).autoscalingconn
p, err := getAwsAutoscalingPolicy(d, meta)
if err != nil {
return err
}
if p == nil {
return nil
}
params := autoscaling.DeletePolicyInput{
AutoScalingGroupName: aws.String(d.Get("autoscaling_group_name").(string)),
PolicyName: aws.String(d.Get("name").(string)),
}
if _, err := autoscalingconn.DeletePolicy(&params); err != nil {
return fmt.Errorf("Autoscaling Scaling Policy: %s ", err)
}
d.SetId("")
return nil
}
// PutScalingPolicy seems to require all params to be resent, so create and update can share this common function
func getAwsAutoscalingPutScalingPolicyInput(d *schema.ResourceData) autoscaling.PutScalingPolicyInput {
var params = autoscaling.PutScalingPolicyInput{
AutoScalingGroupName: aws.String(d.Get("autoscaling_group_name").(string)),
PolicyName: aws.String(d.Get("name").(string)),
}
if v, ok := d.GetOk("adjustment_type"); ok {
params.AdjustmentType = aws.String(v.(string))
}
if v, ok := d.GetOk("cooldown"); ok {
params.Cooldown = aws.Long(int64(v.(int)))
}
if v, ok := d.GetOk("scaling_adjustment"); ok {
params.ScalingAdjustment = aws.Long(int64(v.(int)))
}
if v, ok := d.GetOk("min_adjustment_step"); ok {
params.MinAdjustmentStep = aws.Long(int64(v.(int)))
}
return params
}
func getAwsAutoscalingPolicy(d *schema.ResourceData, meta interface{}) (*autoscaling.ScalingPolicy, error) {
autoscalingconn := meta.(*AWSClient).autoscalingconn
params := autoscaling.DescribePoliciesInput{
AutoScalingGroupName: aws.String(d.Get("autoscaling_group_name").(string)),
PolicyNames: []*string{aws.String(d.Get("name").(string))},
}
log.Printf("[DEBUG] AutoScaling Scaling Policy Describe Params: %#v", params)
resp, err := autoscalingconn.DescribePolicies(&params)
if err != nil {
return nil, fmt.Errorf("Error retrieving scaling policies: %s", err)
}
// find scaling policy
name := d.Get("name")
for idx, sp := range resp.ScalingPolicies {
if *sp.PolicyName == name {
return resp.ScalingPolicies[idx], nil
}
}
// policy not found
return nil, nil
}

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@ -0,0 +1,118 @@
package aws
import (
"fmt"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/autoscaling"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
)
func TestAccAWSAutoscalingPolicy_basic(t *testing.T) {
var policy autoscaling.ScalingPolicy
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckAWSAutoscalingPolicyDestroy,
Steps: []resource.TestStep{
resource.TestStep{
Config: testAccAWSAutoscalingPolicyConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckScalingPolicyExists("aws_autoscaling_policy.foobar", &policy),
resource.TestCheckResourceAttr("aws_autoscaling_policy.foobar", "adjustment_type", "ChangeInCapacity"),
resource.TestCheckResourceAttr("aws_autoscaling_policy.foobar", "cooldown", "300"),
),
},
},
})
}
func testAccCheckScalingPolicyExists(n string, policy *autoscaling.ScalingPolicy) resource.TestCheckFunc {
return func(s *terraform.State) error {
rs, ok := s.RootModule().Resources[n]
if !ok {
rs = rs
return fmt.Errorf("Not found: %s", n)
}
conn := testAccProvider.Meta().(*AWSClient).autoscalingconn
params := &autoscaling.DescribePoliciesInput{
AutoScalingGroupName: aws.String(rs.Primary.Attributes["autoscaling_group_name"]),
PolicyNames: []*string{aws.String(rs.Primary.ID)},
}
resp, err := conn.DescribePolicies(params)
if err != nil {
return err
}
if len(resp.ScalingPolicies) == 0 {
return fmt.Errorf("ScalingPolicy not found")
}
*policy = *resp.ScalingPolicies[0]
return nil
}
}
func testAccCheckAWSAutoscalingPolicyDestroy(s *terraform.State) error {
conn := testAccProvider.Meta().(*AWSClient).autoscalingconn
for _, rs := range s.RootModule().Resources {
if rs.Type != "aws_autoscaling_group" {
continue
}
params := autoscaling.DescribePoliciesInput{
AutoScalingGroupName: aws.String(rs.Primary.Attributes["autoscaling_group_name"]),
PolicyNames: []*string{aws.String(rs.Primary.ID)},
}
resp, err := conn.DescribePolicies(&params)
if err == nil {
if len(resp.ScalingPolicies) != 0 &&
*resp.ScalingPolicies[0].PolicyName == rs.Primary.ID {
return fmt.Errorf("Scaling Policy Still Exists: %s", rs.Primary.ID)
}
}
}
return nil
}
var testAccAWSAutoscalingPolicyConfig = fmt.Sprintf(`
resource "aws_launch_configuration" "foobar" {
name = "terraform-test-foobar5"
image_id = "ami-21f78e11"
instance_type = "t1.micro"
}
resource "aws_autoscaling_group" "foobar" {
availability_zones = ["us-west-2a"]
name = "terraform-test-foobar5"
max_size = 5
min_size = 2
health_check_grace_period = 300
health_check_type = "ELB"
desired_capacity = 4
force_delete = true
termination_policies = ["OldestInstance"]
launch_configuration = "${aws_launch_configuration.foobar.name}"
tag {
key = "Foo"
value = "foo-bar"
propagate_at_launch = true
}
}
resource "aws_autoscaling_policy" "foobar" {
name = "foobar"
scaling_adjustment = 4
adjustment_type = "ChangeInCapacity"
cooldown = 300
autoscaling_group_name = "${aws_autoscaling_group.foobar.name}"
}
`)