Java Code Examples for org.apache.commons.net.util.SubnetUtils#setInclusiveHostCount()
The following examples show how to use
org.apache.commons.net.util.SubnetUtils#setInclusiveHostCount() .
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Example 1
| Source File: NetUtils.java From cosmic with Apache License 2.0 | 6 votes |
|
public static boolean isIpWithtInCidrRange(final String ipAddress, final String cidr) {
if (!isValidIp4(ipAddress)) {
return false;
}
if (!isValidIp4Cidr(cidr)) {
return false;
}
if (cidr.equals("0.0.0.0/0")) {
return true;
}
// check if the gatewayip is the part of the ip range being added.
// RFC 3021 - 31-Bit Prefixes on IPv4 Point-to-Point Links
// GW Netmask Stat IP End IP
// 192.168.24.0 - 255.255.255.254 - 192.168.24.0 - 192.168.24.1
// https://tools.ietf.org/html/rfc3021
// Added by Wilder Rodrigues
final SubnetUtils subnetUtils = new SubnetUtils(cidr);
subnetUtils.setInclusiveHostCount(true);
final boolean isInRange = subnetUtils.getInfo().isInRange(ipAddress);
return isInRange;
}
Example 2
| Source File: L3NetworkApiInterceptor.java From zstack with Apache License 2.0 | 6 votes |
|
private void validate(APIAddIpRangeByNetworkCidrMsg msg) {
try {
SubnetUtils utils = new SubnetUtils(msg.getNetworkCidr());
utils.setInclusiveHostCount(false);
SubnetInfo subnet = utils.getInfo();
if (subnet.getAddressCount() == 0) {
throw new ApiMessageInterceptionException(argerr("%s is not an allowed network cidr, because it doesn't have usable ip range", msg.getNetworkCidr()));
}
if (msg.getGateway() != null && !(msg.getGateway().equals(subnet.getLowAddress()) || msg.getGateway().equals(subnet.getHighAddress()))) {
throw new ApiMessageInterceptionException(argerr("%s is not the first or last address of the cidr %s", msg.getGateway(), msg.getNetworkCidr()));
}
} catch (IllegalArgumentException e) {
throw new ApiMessageInterceptionException(argerr("%s is not a valid network cidr", msg.getNetworkCidr()));
}
if (msg.getIpRangeType() == null) {
msg.setIpRangeType(IpRangeType.Normal.toString());
}
IpRangeInventory ipr = IpRangeInventory.fromMessage(msg);
validate(ipr);
}
Example 3
| Source File: K8sNetworkingUtil.java From onos with Apache License 2.0 | 6 votes |
|
/**
* Obtains valid IP addresses of the given subnet.
*
* @param cidr CIDR
* @return set of IP addresses
*/
public static Set<IpAddress> getSubnetIps(String cidr) {
SubnetUtils utils = new SubnetUtils(cidr);
utils.setInclusiveHostCount(false);
SubnetUtils.SubnetInfo info = utils.getInfo();
Set<String> allAddresses =
new HashSet<>(Arrays.asList(info.getAllAddresses()));
if (allAddresses.size() > 2) {
allAddresses.remove(info.getLowAddress());
allAddresses.remove(info.getHighAddress());
}
return allAddresses.stream()
.map(IpAddress::valueOf).collect(Collectors.toSet());
}
Example 4
| Source File: NetUtils.java From cloudstack with Apache License 2.0 | 6 votes |
|
public static boolean isIpWithInCidrRange(final String ipAddress, final String cidr) {
if (!isValidIp4(ipAddress)) {
return false;
}
if (!isValidIp4Cidr(cidr)) {
return false;
}
// check if the gatewayip is the part of the ip range being added.
// RFC 3021 - 31-Bit Prefixes on IPv4 Point-to-Point Links
// GW Netmask Stat IP End IP
// 192.168.24.0 - 255.255.255.254 - 192.168.24.0 - 192.168.24.1
// https://tools.ietf.org/html/rfc3021
// Added by Wilder Rodrigues
final SubnetUtils subnetUtils = new SubnetUtils(cidr);
subnetUtils.setInclusiveHostCount(true);
final boolean isInRange = subnetUtils.getInfo().isInRange(ipAddress);
return isInRange;
}
Example 5
| Source File: IpsInterceptorService.java From heimdall with Apache License 2.0 | 5 votes |
|
/**
* Check if ip is present inside CIDR Range, network and broadcast addresses are to be included.
* @param cidr
* @param ip
* @return
*/
private boolean isInterDomainRouting(String cidr, String ip) {
SubnetUtils subnet = new SubnetUtils(cidr);
subnet.setInclusiveHostCount(true);
return subnet.getInfo().isInRange(ip);
}
Example 6
| Source File: NetUtils.java From cosmic with Apache License 2.0 | 5 votes |
|
public static String getCidrHostAddress(final String cidr) {
final String[] cidrPair = cidr.split("\\/");
final String address = cidrPair[0];
final SubnetUtils subnetUtils = new SubnetUtils(cidr);
subnetUtils.setInclusiveHostCount(false);
if (isValidIp4(address) && subnetUtils.getInfo().isInRange(address)) {
return address;
}
return null;
}
Example 7
| Source File: NetUtils.java From cosmic with Apache License 2.0 | 5 votes |
|
public static boolean isNetworkorBroadcastIP(final String ip, final String netmask) {
final String cidr = getCidrFromGatewayAndNetmask(ip, netmask);
final SubnetUtils subnetUtils = new SubnetUtils(cidr);
subnetUtils.setInclusiveHostCount(false);
final boolean isInRange = subnetUtils.getInfo().isInRange(ip);
return !isInRange;
}
Example 8
| Source File: DefaultK8sNetwork.java From onos with Apache License 2.0 | 5 votes |
|
private IpAddress getGatewayIp(String cidr) {
SubnetUtils utils = new SubnetUtils(cidr);
utils.setInclusiveHostCount(false);
SubnetUtils.SubnetInfo info = utils.getInfo();
return IpAddress.valueOf(info.getLowAddress());
}
Example 9
| Source File: AzureStackViewProvider.java From cloudbreak with Apache License 2.0 | 5 votes |
|
private long getAvailableAddresses(Subnet subnet) {
SubnetUtils su = new SubnetUtils(subnet.addressPrefix());
su.setInclusiveHostCount(true);
long available = su.getInfo().getAddressCountLong();
long used = subnet.networkInterfaceIPConfigurationCount();
return available - used - AZURE_NUMBER_OF_RESERVED_IPS;
}
Example 10
| Source File: NetUtils.java From cloudstack with Apache License 2.0 | 5 votes |
|
public static boolean isNetworkorBroadcastIP(String ip, String netmask){
String cidr = getCidrFromGatewayAndNetmask(ip,netmask);
final SubnetUtils subnetUtils = new SubnetUtils(cidr);
subnetUtils.setInclusiveHostCount(false);
final boolean isInRange = subnetUtils.getInfo().isInRange(ip);
return !isInRange;
}
Example 11
| Source File: FileBasedClusterNodeFirewall.java From localization_nifi with Apache License 2.0 | 4 votes |
|
private void parseConfig(final File config) throws IOException {
// clear old information
subnetInfos.clear();
try (BufferedReader br = new BufferedReader(new FileReader(config))) {
String ipOrHostLine;
String ipCidr;
int totalIpsAdded = 0;
while ((ipOrHostLine = br.readLine()) != null) {
// cleanup whitespace
ipOrHostLine = ipOrHostLine.trim();
if (ipOrHostLine.isEmpty() || ipOrHostLine.startsWith("#")) {
// skip empty lines or comments
continue;
} else if (ipOrHostLine.contains("#")) {
// parse out comments in IP containing lines
ipOrHostLine = ipOrHostLine.substring(0, ipOrHostLine.indexOf("#")).trim();
}
// if given a complete IP, then covert to CIDR
if (ipOrHostLine.contains("/")) {
ipCidr = ipOrHostLine;
} else if (ipOrHostLine.contains("\\")) {
logger.warn("CIDR IP notation uses forward slashes '/'. Replacing backslash '\\' with forward slash'/' for '{}'", ipOrHostLine);
ipCidr = ipOrHostLine.replace("\\", "/");
} else {
try {
ipCidr = InetAddress.getByName(ipOrHostLine).getHostAddress();
if (!ipOrHostLine.equals(ipCidr)) {
logger.debug("Resolved host '{}' to ip '{}'", ipOrHostLine, ipCidr);
}
ipCidr += "/32";
logger.debug("Adding CIDR to exact IP: '{}'", ipCidr);
} catch (final UnknownHostException uhe) {
logger.warn("Firewall is skipping unknown host address: '{}'", ipOrHostLine);
continue;
}
}
try {
logger.debug("Adding CIDR IP to firewall: '{}'", ipCidr);
final SubnetUtils subnetUtils = new SubnetUtils(ipCidr);
subnetUtils.setInclusiveHostCount(true);
subnetInfos.add(subnetUtils.getInfo());
totalIpsAdded++;
} catch (final IllegalArgumentException iae) {
logger.warn("Firewall is skipping invalid CIDR address: '{}'", ipOrHostLine);
}
}
if (totalIpsAdded == 0) {
logger.info("No IPs added to firewall. Firewall will accept all requests.");
} else {
logger.info("Added {} IP(s) to firewall. Only requests originating from the configured IPs will be accepted.", totalIpsAdded);
}
}
}
Example 12
| Source File: MachineList.java From hadoop with Apache License 2.0 | 4 votes |
|
/**
* Accepts a collection of ip/cidr/host addresses
*
* @param hostEntries
* @param addressFactory addressFactory to convert host to InetAddress
*/
public MachineList(Collection<String> hostEntries, InetAddressFactory addressFactory) {
this.addressFactory = addressFactory;
if (hostEntries != null) {
if ((hostEntries.size() == 1) && (hostEntries.contains(WILDCARD_VALUE))) {
all = true;
ipAddresses = null;
hostNames = null;
cidrAddresses = null;
} else {
all = false;
Set<String> ips = new HashSet<String>();
List<SubnetUtils.SubnetInfo> cidrs = new LinkedList<SubnetUtils.SubnetInfo>();
Set<String> hosts = new HashSet<String>();
for (String hostEntry : hostEntries) {
//ip address range
if (hostEntry.indexOf("/") > -1) {
try {
SubnetUtils subnet = new SubnetUtils(hostEntry);
subnet.setInclusiveHostCount(true);
cidrs.add(subnet.getInfo());
} catch (IllegalArgumentException e) {
LOG.warn("Invalid CIDR syntax : " + hostEntry);
throw e;
}
} else if (InetAddresses.isInetAddress(hostEntry)) { //ip address
ips.add(hostEntry);
} else { //hostname
hosts.add(hostEntry);
}
}
ipAddresses = (ips.size() > 0) ? ips : null;
cidrAddresses = (cidrs.size() > 0) ? cidrs : null;
hostNames = (hosts.size() > 0) ? hosts : null;
}
} else {
all = false;
ipAddresses = null;
hostNames = null;
cidrAddresses = null;
}
}
Example 13
| Source File: MachineList.java From big-c with Apache License 2.0 | 4 votes |
|
/**
* Accepts a collection of ip/cidr/host addresses
*
* @param hostEntries
* @param addressFactory addressFactory to convert host to InetAddress
*/
public MachineList(Collection<String> hostEntries, InetAddressFactory addressFactory) {
this.addressFactory = addressFactory;
if (hostEntries != null) {
if ((hostEntries.size() == 1) && (hostEntries.contains(WILDCARD_VALUE))) {
all = true;
ipAddresses = null;
hostNames = null;
cidrAddresses = null;
} else {
all = false;
Set<String> ips = new HashSet<String>();
List<SubnetUtils.SubnetInfo> cidrs = new LinkedList<SubnetUtils.SubnetInfo>();
Set<String> hosts = new HashSet<String>();
for (String hostEntry : hostEntries) {
//ip address range
if (hostEntry.indexOf("/") > -1) {
try {
SubnetUtils subnet = new SubnetUtils(hostEntry);
subnet.setInclusiveHostCount(true);
cidrs.add(subnet.getInfo());
} catch (IllegalArgumentException e) {
LOG.warn("Invalid CIDR syntax : " + hostEntry);
throw e;
}
} else if (InetAddresses.isInetAddress(hostEntry)) { //ip address
ips.add(hostEntry);
} else { //hostname
hosts.add(hostEntry);
}
}
ipAddresses = (ips.size() > 0) ? ips : null;
cidrAddresses = (cidrs.size() > 0) ? cidrs : null;
hostNames = (hosts.size() > 0) ? hosts : null;
}
} else {
all = false;
ipAddresses = null;
hostNames = null;
cidrAddresses = null;
}
}
Example 14
| Source File: FileBasedClusterNodeFirewall.java From nifi with Apache License 2.0 | 4 votes |
|
private void parseConfig(final File config) throws IOException {
// clear old information
subnetInfos.clear();
try (BufferedReader br = new BufferedReader(new FileReader(config))) {
String ipOrHostLine;
String ipCidr;
int totalIpsAdded = 0;
while ((ipOrHostLine = br.readLine()) != null) {
// cleanup whitespace
ipOrHostLine = ipOrHostLine.trim();
if (ipOrHostLine.isEmpty() || ipOrHostLine.startsWith("#")) {
// skip empty lines or comments
continue;
} else if (ipOrHostLine.contains("#")) {
// parse out comments in IP containing lines
ipOrHostLine = ipOrHostLine.substring(0, ipOrHostLine.indexOf("#")).trim();
}
// if given a complete IP, then covert to CIDR
if (ipOrHostLine.contains("/")) {
ipCidr = ipOrHostLine;
} else if (ipOrHostLine.contains("\\")) {
logger.warn("CIDR IP notation uses forward slashes '/'. Replacing backslash '\\' with forward slash'/' for '{}'", ipOrHostLine);
ipCidr = ipOrHostLine.replace("\\", "/");
} else {
try {
ipCidr = InetAddress.getByName(ipOrHostLine).getHostAddress();
if (!ipOrHostLine.equals(ipCidr)) {
logger.debug("Resolved host '{}' to ip '{}'", ipOrHostLine, ipCidr);
}
ipCidr += "/32";
logger.debug("Adding CIDR to exact IP: '{}'", ipCidr);
} catch (final UnknownHostException uhe) {
logger.warn("Firewall is skipping unknown host address: '{}'", ipOrHostLine);
continue;
}
}
try {
logger.debug("Adding CIDR IP to firewall: '{}'", ipCidr);
final SubnetUtils subnetUtils = new SubnetUtils(ipCidr);
subnetUtils.setInclusiveHostCount(true);
subnetInfos.add(subnetUtils.getInfo());
totalIpsAdded++;
} catch (final IllegalArgumentException iae) {
logger.warn("Firewall is skipping invalid CIDR address: '{}'", ipOrHostLine);
}
}
if (totalIpsAdded == 0) {
logger.info("No IPs added to firewall. Firewall will accept all requests.");
} else {
logger.info("Added {} IP(s) to firewall. Only requests originating from the configured IPs will be accepted.", totalIpsAdded);
}
}
}
