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/elasticache" "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: schema.HashString, }, }, } } 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 }) }