/// <summary>
/// Checks if ElasticIP is free to assign
/// </summary>
/// <param name="elasticIp">IP to check</param>
/// <returns>TRUE if ElasticIP is free to assign</returns>
public bool IsElasticIpFree(String elasticIp)
{
DescribeAddressesResult describeAddressesResult =
_ec2.DescribeAddresses(new DescribeAddressesRequest()).DescribeAddressesResult;
foreach (Address address in describeAddressesResult.Address)
{
if (address.PublicIp == elasticIp && string.IsNullOrEmpty(address.InstanceId))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Checks if elastic IP is assigned
/// </summary>
/// <param name="instance">Amazon instance</param>
/// <returns>True if ElasticIP is assigned to the current instance.</returns>
public bool IsElasticIpAssigned(RunningInstance instance)
{
if (null != instance)
{
DescribeAddressesResult describeAddressesResult =
_ec2.DescribeAddresses(new DescribeAddressesRequest()).DescribeAddressesResult;
foreach (Address address in describeAddressesResult.Address)
{
if (instance.InstanceId.Equals(address.InstanceId, StringComparison.OrdinalIgnoreCase))
{
return(true);
}
}
}
return(false);
}