コード例 #1
0
// SGStateRefreshFunc returns a resource.StateRefreshFunc that is used to watch
// a security group.
func SGStateRefreshFunc(conn *ec2.EC2, id string) resource.StateRefreshFunc {
	return func() (interface{}, string, error) {
		sgs := []ec2.SecurityGroup{ec2.SecurityGroup{Id: id}}
		resp, err := conn.SecurityGroups(sgs, nil)
		if err != nil {
			if ec2err, ok := err.(*ec2.Error); ok {
				if ec2err.Code == "InvalidSecurityGroupID.NotFound" ||
					ec2err.Code == "InvalidGroup.NotFound" {
					resp = nil
					err = nil
				}
			}

			if err != nil {
				log.Printf("Error on SGStateRefresh: %s", err)
				return nil, "", err
			}
		}

		if resp == nil {
			return nil, "", nil
		}

		group := &resp.Groups[0]
		return group, "exists", nil
	}
}