github.com/vtorhonen/terraform@v0.9.0-beta2.0.20170307220345-5d894e4ffda7/builtin/providers/aws/resource_aws_elastic_beanstalk_environment_migrate.go (about)

     1  package aws
     2  
     3  import (
     4  	"fmt"
     5  	"log"
     6  
     7  	"github.com/hashicorp/terraform/terraform"
     8  )
     9  
    10  func resourceAwsElasticBeanstalkEnvironmentMigrateState(
    11  	v int, is *terraform.InstanceState, meta interface{}) (*terraform.InstanceState, error) {
    12  	switch v {
    13  	case 0:
    14  		log.Println("[INFO] Found AWS Elastic Beanstalk Environment State v0; migrating to v1")
    15  		return migrateBeanstalkEnvironmentStateV0toV1(is)
    16  	default:
    17  		return is, fmt.Errorf("Unexpected schema version: %d", v)
    18  	}
    19  }
    20  
    21  func migrateBeanstalkEnvironmentStateV0toV1(is *terraform.InstanceState) (*terraform.InstanceState, error) {
    22  	if is.Empty() || is.Attributes == nil {
    23  		log.Println("[DEBUG] Empty Elastic Beanstalk Environment State; nothing to migrate.")
    24  		return is, nil
    25  	}
    26  
    27  	log.Printf("[DEBUG] Attributes before migration: %#v", is.Attributes)
    28  
    29  	if is.Attributes["tier"] == "" {
    30  		is.Attributes["tier"] = "WebServer"
    31  	}
    32  
    33  	log.Printf("[DEBUG] Attributes after migration: %#v", is.Attributes)
    34  	return is, nil
    35  }