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resource_aws_ecs_cluster.go
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resource_aws_ecs_cluster.go
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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/ecs"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsEcsCluster() *schema.Resource {
return &schema.Resource{
Create: resourceAwsEcsClusterCreate,
Read: resourceAwsEcsClusterRead,
Delete: resourceAwsEcsClusterDelete,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
},
}
}
func resourceAwsEcsClusterCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ecsconn
clusterName := d.Get("name").(string)
log.Printf("[DEBUG] Creating ECS cluster %s", clusterName)
out, err := conn.CreateCluster(&ecs.CreateClusterInput{
ClusterName: aws.String(clusterName),
})
if err != nil {
return err
}
log.Printf("[DEBUG] ECS cluster %s created", *out.Cluster.ClusterArn)
d.SetId(*out.Cluster.ClusterArn)
d.Set("name", out.Cluster.ClusterName)
return nil
}
func resourceAwsEcsClusterRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ecsconn
clusterName := d.Get("name").(string)
log.Printf("[DEBUG] Reading ECS cluster %s", clusterName)
out, err := conn.DescribeClusters(&ecs.DescribeClustersInput{
Clusters: []*string{aws.String(clusterName)},
})
if err != nil {
return err
}
log.Printf("[DEBUG] Received ECS clusters: %s", out.Clusters)
for _, c := range out.Clusters {
if *c.ClusterName == clusterName {
// Status==INACTIVE means deleted cluster
if *c.Status == "INACTIVE" {
log.Printf("[DEBUG] Removing ECS cluster %q because it's INACTIVE", *c.ClusterArn)
d.SetId("")
return nil
}
d.SetId(*c.ClusterArn)
d.Set("name", c.ClusterName)
return nil
}
}
log.Printf("[ERR] No matching ECS Cluster found for (%s)", d.Id())
d.SetId("")
return nil
}
func resourceAwsEcsClusterDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).ecsconn
log.Printf("[DEBUG] Deleting ECS cluster %s", d.Id())
err := resource.Retry(10*time.Minute, func() *resource.RetryError {
out, err := conn.DeleteCluster(&ecs.DeleteClusterInput{
Cluster: aws.String(d.Id()),
})
if err == nil {
log.Printf("[DEBUG] ECS cluster %s deleted: %s", d.Id(), out)
return nil
}
awsErr, ok := err.(awserr.Error)
if !ok {
return resource.NonRetryableError(err)
}
if awsErr.Code() == "ClusterContainsContainerInstancesException" {
log.Printf("[TRACE] Retrying ECS cluster %q deletion after %q", d.Id(), awsErr.Code())
return resource.RetryableError(err)
}
if awsErr.Code() == "ClusterContainsServicesException" {
log.Printf("[TRACE] Retrying ECS cluster %q deletion after %q", d.Id(), awsErr.Code())
return resource.RetryableError(err)
}
return resource.NonRetryableError(err)
})
if err != nil {
return err
}
clusterName := d.Get("name").(string)
err = resource.Retry(5*time.Minute, func() *resource.RetryError {
log.Printf("[DEBUG] Checking if ECS Cluster %q is INACTIVE", d.Id())
out, err := conn.DescribeClusters(&ecs.DescribeClustersInput{
Clusters: []*string{aws.String(clusterName)},
})
for _, c := range out.Clusters {
if *c.ClusterName == clusterName {
if *c.Status == "INACTIVE" {
return nil
}
return resource.RetryableError(
fmt.Errorf("ECS Cluster %q is still %q", clusterName, *c.Status))
}
}
if err != nil {
return resource.NonRetryableError(err)
}
return nil
})
if err != nil {
return err
}
log.Printf("[DEBUG] ECS cluster %q deleted", d.Id())
return nil
}