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resource_aws_elasticache_security_group.go
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resource_aws_elasticache_security_group.go
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package aws
import (
"fmt"
"log"
"time"
"github.com/awslabs/aws-sdk-go/aws"
"github.com/awslabs/aws-sdk-go/aws/awserr"
"github.com/awslabs/aws-sdk-go/service/elasticache"
"github.com/hashicorp/terraform/helper/hashcode"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsElasticacheSecurityGroup() *schema.Resource {
return &schema.Resource{
Create: resourceAwsElasticacheSecurityGroupCreate,
Read: resourceAwsElasticacheSecurityGroupRead,
Delete: resourceAwsElasticacheSecurityGroupDelete,
Schema: map[string]*schema.Schema{
"description": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"security_group_names": &schema.Schema{
Type: schema.TypeSet,
Required: true,
ForceNew: true,
Elem: &schema.Schema{Type: schema.TypeString},
Set: func(v interface{}) int {
return hashcode.String(v.(string))
},
},
},
}
}
func resourceAwsElasticacheSecurityGroupCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).elasticacheconn
name := d.Get("name").(string)
desc := d.Get("description").(string)
nameSet := d.Get("security_group_names").(*schema.Set)
names := make([]string, nameSet.Len())
for i, name := range nameSet.List() {
names[i] = name.(string)
}
log.Printf("[DEBUG] Cache security group create: name: %s, description: %s, security_group_names: %v", name, desc, names)
res, err := conn.CreateCacheSecurityGroup(&elasticache.CreateCacheSecurityGroupInput{
Description: aws.String(desc),
CacheSecurityGroupName: aws.String(name),
})
if err != nil {
return fmt.Errorf("Error creating CacheSecurityGroup: %s", err)
}
for _, n := range names {
log.Printf("[DEBUG] Authorize cache security group ingress name: %v, ec2 security group name: %v", name, n)
_, err = conn.AuthorizeCacheSecurityGroupIngress(&elasticache.AuthorizeCacheSecurityGroupIngressInput{
CacheSecurityGroupName: aws.String(name),
EC2SecurityGroupName: aws.String(n),
EC2SecurityGroupOwnerID: aws.String(*res.CacheSecurityGroup.OwnerID),
})
if err != nil {
log.Printf("[ERROR] Failed to authorize: %v", err)
_, err := conn.DeleteCacheSecurityGroup(&elasticache.DeleteCacheSecurityGroupInput{
CacheSecurityGroupName: aws.String(d.Id()),
})
log.Printf("[ERROR] Revert cache security group: %v", err)
}
}
d.SetId(name)
return nil
}
func resourceAwsElasticacheSecurityGroupRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).elasticacheconn
req := &elasticache.DescribeCacheSecurityGroupsInput{
CacheSecurityGroupName: aws.String(d.Get("name").(string)),
}
res, err := conn.DescribeCacheSecurityGroups(req)
if err != nil {
return err
}
if len(res.CacheSecurityGroups) == 0 {
return fmt.Errorf("Error missing %v", d.Get("name"))
}
var group *elasticache.CacheSecurityGroup
for _, g := range res.CacheSecurityGroups {
log.Printf("[DEBUG] CacheSecurityGroupName: %v, id: %v", g.CacheSecurityGroupName, d.Id())
if *g.CacheSecurityGroupName == d.Id() {
group = g
}
}
if group == nil {
return fmt.Errorf("Error retrieving cache security group: %v", res)
}
d.Set("name", group.CacheSecurityGroupName)
d.Set("description", group.Description)
return nil
}
func resourceAwsElasticacheSecurityGroupDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).elasticacheconn
log.Printf("[DEBUG] Cache security group delete: %s", d.Id())
return resource.Retry(5*time.Minute, func() error {
_, err := conn.DeleteCacheSecurityGroup(&elasticache.DeleteCacheSecurityGroupInput{
CacheSecurityGroupName: aws.String(d.Id()),
})
if err != nil {
apierr, ok := err.(awserr.Error)
if !ok {
return err
}
log.Printf("[DEBUG] APIError.Code: %v", apierr.Code)
switch apierr.Code() {
case "InvalidCacheSecurityGroupState":
return err
case "DependencyViolation":
// If it is a dependency violation, we want to retry
return err
default:
return resource.RetryError{Err: err}
}
}
return nil
})
}