Esempio n. 1
0
func releaseExternalIP(svc *ec2.EC2, instanceid string) error {
	keyname := "instance-id"

	filter := ec2.Filter{
		Name: &keyname, Values: []*string{&instanceid}}
	filters := []*ec2.Filter{
		&filter,
	}
	dai := &ec2.DescribeAddressesInput{Filters: filters}
	dao, err := svc.DescribeAddresses(dai)
	if err != nil {
		return err
	}

	for i := range dao.Addresses {
		//fmt.Println("Address ",dao.Addresses[i])

		dai := &ec2.DisassociateAddressInput{AssociationId: dao.Addresses[i].AssociationId}
		_, err := svc.DisassociateAddress(dai)
		//fmt.Println(daio)
		if err != nil {
			return err
		}

		rai := &ec2.ReleaseAddressInput{AllocationId: dao.Addresses[i].AllocationId}
		_, err = svc.ReleaseAddress(rai)
		//fmt.Println(rao)
		if err != nil {
			return err
		}
	}

	return nil
}
Esempio n. 2
0
func GetNotAssociateEIP(cli *ec2.EC2) (*ec2.Address, error) {
	params := &ec2.DescribeAddressesInput{}

	resp, err := cli.DescribeAddresses(params)
	if err != nil {
		return nil, err
	}

	if len(resp.Addresses) >= 1 {
		for _, address := range resp.Addresses {
			if address.InstanceId == nil {
				return address, nil
			}
		}
	}

	return nil, nil
}
Esempio n. 3
0
func GetEIPFromInstance(cli *ec2.EC2, instanceId string) (*ec2.Address, error) {
	params := &ec2.DescribeAddressesInput{
		Filters: []*ec2.Filter{
			&ec2.Filter{
				Name: aws.String("instance-id"),
				Values: []*string{
					aws.String(instanceId),
				},
			},
		},
	}
	resp, err := cli.DescribeAddresses(params)
	if err != nil {
		return nil, err
	}

	if len(resp.Addresses) != 1 {
		return nil, errors.New("this instance has not EIP.")
	}

	address := resp.Addresses[0]
	return address, nil
}