/// <inheritdoc/>
protected override void ProcessRecord()
{
if (!(CidrNotation is null))
{
if (IPAddress.TryParse(CidrNotation.Split('/', '\\')[0].Trim(), out var parsedNetworkAddress))
{
NetworkAddress = parsedNetworkAddress;
}
else
{
WriteError(new ErrorRecord(
new ArgumentException("An IP address could not be identified within the input object. Specify an address and CIDR separated by a forward slash and try again."),
"ParseIPAddressFailed",
ErrorCategory.InvalidArgument,
CidrNotation.Split('/', '\\')[0].Trim()
)
{
ErrorDetails = new ErrorDetails($"Failed to identify an IP address in the input value '{CidrNotation}'." +
$" The input value should be an IP address and CIDR separated with a forward slash: for example, '192.168.10.0/24'.")
}
);
return;
}
if (int.TryParse(CidrNotation.Split('\\', '/')[1].Trim(), out var cidr))
{
if (cidr > MaxCidrValue)
{
WriteError(new ErrorRecord(
new ArgumentOutOfRangeException(nameof(CIDR), cidr, $"The identified CIDR value is greater than the maximum allowed value."),
"CidrOutOfRange",
ErrorCategory.InvalidArgument,
cidr
)
{
ErrorDetails = new ErrorDetails($"The CIDR value '{cidr}' identified within the input object is invalid: the value should not be greater than {MaxCidrValue}.")
}
);
return;
}
else if (cidr < 0)
{
WriteError(new ErrorRecord(
new ArgumentOutOfRangeException(nameof(CIDR), cidr, $"The identified CIDR value is lower than the minimum allowed value."),
"CidrOutOfRange",
ErrorCategory.InvalidArgument,
cidr
)
{
ErrorDetails = new ErrorDetails($"The CIDR value '{cidr}' identified within the input object is invalid: the value should not be less than 0.")
}
);
return;
}
SubnetMask = IPv4TypeConverter.ConvertCidrToSubnetMask(cidr);
}
else
{
WriteError(new ErrorRecord(
new ArgumentException("A CIDR value could not be identified within the input object. Specify an address and CIDR separated by a forward slash and try again."),
"ParseCIDRFailed",
ErrorCategory.InvalidArgument,
CidrNotation.Split('/', '\\')[1].Trim()
)
{
ErrorDetails = new ErrorDetails($"Failed to identify a CIDR value in the input value '{CidrNotation}'." +
$" The input value should be an IP address and CIDR separated with a forward slash: for example, '192.168.10.0/24'.")
}
);
return;
}
}
if (SubnetMask is null)
{
SubnetMask = IPv4TypeConverter.ConvertCidrToSubnetMask(CIDR);
}
WriteObject(new IPv4SubnetRange(NetworkAddress, SubnetMask));
}
