Examples with IPAddress org.eclipse.kura.net.IPAddress used on opensource projects

Example 16 with IPAddress

use of org.eclipse.kura.net.IPAddress in project kura by eclipse.

the class RouteServiceImpl method entryToRoute.

private RouteConfig entryToRoute(String entry) {
    RouteConfig route;
    IPAddress destination;
    IPAddress gateway;
    IPAddress netmask;
    int metric;
    String iface;
    String tmp;
    try {
        route = null;
        StringTokenizer tok = new StringTokenizer(entry, " ");
        tmp = tok.nextToken();
        destination = IPAddress.parseHostAddress(tmp);
        gateway = IPAddress.parseHostAddress(tok.nextToken());
        netmask = IPAddress.parseHostAddress(tok.nextToken());
        tok.nextToken();
        metric = Integer.parseInt(tok.nextToken());
        tok.nextToken();
        tok.nextToken();
        iface = tok.nextToken();
    } catch (Exception e) {
        s_logger.error("Error parsing route table entry:  " + e.getMessage());
        e.printStackTrace();
        return null;
    }
    if (destination instanceof IP4Address) {
        route = new RouteConfigIP4((IP4Address) destination, (IP4Address) gateway, (IP4Address) netmask, iface, metric);
    } else if (destination instanceof IP6Address) {
        route = new RouteConfigIP6((IP6Address) destination, (IP6Address) gateway, (IP6Address) netmask, iface, metric);
    }
    s_logger.trace("Route successfully read from route table entry");
    return route;
}

Example 17 with IPAddress

use of org.eclipse.kura.net.IPAddress in project kura by eclipse.

the class LinuxDns method getDnServers.

public synchronized Set<IPAddress> getDnServers() {
    BufferedReader br = null;
    Set<IPAddress> servers = new HashSet<IPAddress>();
    try {
        File f = new File(DNS_FILE_NAME);
        if (!f.exists()) {
            f.createNewFile();
        }
        br = new BufferedReader(new FileReader(new File(DNS_FILE_NAME)));
        String line = null;
        while ((line = br.readLine()) != null) {
            line = line.trim();
            if (line.indexOf("nameserver") == 0) {
                StringTokenizer st = new StringTokenizer(line);
                st.nextToken();
                servers.add(IPAddress.parseHostAddress(st.nextToken()));
            }
        }
        if (servers.size() > 0) {
            return servers;
        } else {
            s_logger.debug("No DNS servers found");
            return null;
        }
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    } finally {
        if (br != null) {
            try {
                br.close();
                br = null;
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

Example 18 with IPAddress

use of org.eclipse.kura.net.IPAddress in project kura by eclipse.

the class DnsMonitorServiceImpl method getConfiguredDnsServers.

// Get a list of dns servers for the specified NetInterfaceConfig
private Set<IPAddress> getConfiguredDnsServers(NetInterfaceConfig<? extends NetInterfaceAddressConfig> netInterfaceConfig) throws KuraException {
    String interfaceName = netInterfaceConfig.getName();
    s_logger.trace("Getting dns servers for {}", interfaceName);
    LinuxDns linuxDns = LinuxDns.getInstance();
    LinkedHashSet<IPAddress> serverList = new LinkedHashSet<IPAddress>();
    for (NetInterfaceAddressConfig netInterfaceAddressConfig : netInterfaceConfig.getNetInterfaceAddresses()) {
        for (NetConfig netConfig : netInterfaceAddressConfig.getConfigs()) {
            if (netConfig instanceof NetConfigIP4) {
                NetConfigIP4 netConfigIP4 = (NetConfigIP4) netConfig;
                List<IP4Address> userServers = netConfigIP4.getDnsServers();
                if (netConfigIP4.isDhcp()) {
                    // If DHCP but there are user defined entries, use those instead
                    if (userServers != null && !userServers.isEmpty()) {
                        s_logger.debug("Configured for DHCP with user-defined servers - adding: {}", userServers);
                        serverList.addAll(userServers);
                    } else {
                        if (netInterfaceConfig.getType().equals(NetInterfaceType.MODEM)) {
                            // FIXME - don't like this
                            // cannot use interfaceName here because it one config behind
                            int pppNo = ((ModemInterfaceConfigImpl) netInterfaceConfig).getPppNum();
                            if (LinuxNetworkUtil.hasAddress("ppp" + pppNo)) {
                                List<IPAddress> servers = linuxDns.getPppDnServers();
                                if (servers != null) {
                                    s_logger.debug("Adding PPP dns servers: {}", servers);
                                    serverList.addAll(servers);
                                }
                            }
                        } else {
                            String currentAddress = LinuxNetworkUtil.getCurrentIpAddress(interfaceName);
                            List<IPAddress> servers = linuxDns.getDhcpDnsServers(interfaceName, currentAddress);
                            if (servers != null) {
                                s_logger.debug("Configured for DHCP - adding DHCP servers: {}", servers);
                                serverList.addAll(servers);
                            }
                        }
                    }
                } else {
                    // If static, use the user defined entries
                    s_logger.debug("Configured for static - adding user-defined servers: {}", userServers);
                    serverList.addAll(userServers);
                }
            }
        }
    }
    return serverList;
}

Example 19 with IPAddress

use of org.eclipse.kura.net.IPAddress in project kura by eclipse.

the class IfcfgConfigReader method getConfig.

private void getConfig(NetInterfaceConfig<? extends NetInterfaceAddressConfig> netInterfaceConfig, Properties kuraExtendedProps) throws KuraException {
    String interfaceName = netInterfaceConfig.getName();
    s_logger.debug("Getting config for {}", interfaceName);
    NetInterfaceType type = netInterfaceConfig.getType();
    if (type == NetInterfaceType.ETHERNET || type == NetInterfaceType.WIFI || type == NetInterfaceType.LOOPBACK) {
        NetInterfaceStatus netInterfaceStatus = null;
        StringBuilder sb = new StringBuilder().append("net.interface.").append(netInterfaceConfig.getName()).append(".config.ip4.status");
        if (kuraExtendedProps != null && kuraExtendedProps.getProperty(sb.toString()) != null) {
            netInterfaceStatus = NetInterfaceStatus.valueOf(kuraExtendedProps.getProperty(sb.toString()));
        } else {
            netInterfaceStatus = NetInterfaceStatus.netIPv4StatusDisabled;
        }
        s_logger.debug("Setting NetInterfaceStatus to " + netInterfaceStatus + " for " + netInterfaceConfig.getName());
        boolean autoConnect = false;
        // int mtu = -1; // MTU is not currently used
        boolean dhcp = false;
        IP4Address address = null;
        String ipAddress = null;
        String prefixString = null;
        String netmask = null;
        String gateway = null;
        File ifcfgFile = null;
        if (OS_VERSION.equals(KuraConstants.Mini_Gateway.getImageName() + "_" + KuraConstants.Mini_Gateway.getImageVersion()) || OS_VERSION.equals(KuraConstants.Raspberry_Pi.getImageName()) || OS_VERSION.equals(KuraConstants.BeagleBone.getImageName()) || OS_VERSION.equals(KuraConstants.Intel_Edison.getImageName() + "_" + KuraConstants.Intel_Edison.getImageVersion() + "_" + KuraConstants.Intel_Edison.getTargetName()) || OS_VERSION.equals(KuraConstants.ReliaGATE_50_21_Ubuntu.getImageName() + "_" + KuraConstants.ReliaGATE_50_21_Ubuntu.getImageVersion())) {
            ifcfgFile = new File(DEBIAN_NET_CONFIGURATION_DIRECTORY + "interfaces");
        } else {
            ifcfgFile = new File(REDHAT_NET_CONFIGURATION_DIRECTORY + "ifcfg-" + interfaceName);
        }
        if (ifcfgFile.exists()) {
            Properties kuraProps;
            // found our match so load the properties
            if (OS_VERSION.equals(KuraConstants.Mini_Gateway.getImageName() + "_" + KuraConstants.Mini_Gateway.getImageVersion()) || OS_VERSION.equals(KuraConstants.Raspberry_Pi.getImageName()) || OS_VERSION.equals(KuraConstants.BeagleBone.getImageName()) || OS_VERSION.equals(KuraConstants.Intel_Edison.getImageName() + "_" + KuraConstants.Intel_Edison.getImageVersion() + "_" + KuraConstants.Intel_Edison.getTargetName()) || OS_VERSION.equals(KuraConstants.ReliaGATE_50_21_Ubuntu.getImageName() + "_" + KuraConstants.ReliaGATE_50_21_Ubuntu.getImageVersion())) {
                kuraProps = parseDebianConfigFile(ifcfgFile, interfaceName);
            } else {
                kuraProps = parseRedhatConfigFile(ifcfgFile, interfaceName);
            }
            if (kuraProps != null) {
                String onBoot = kuraProps.getProperty("ONBOOT");
                if ("yes".equals(onBoot)) {
                    s_logger.debug("Setting autoConnect to true");
                    autoConnect = true;
                } else {
                    s_logger.debug("Setting autoConnect to false");
                    autoConnect = false;
                }
                // override MTU with what is in config if it is present
                /*
                     * IAB: MTU is not currently used
                     * String stringMtu = kuraProps.getProperty("MTU");
                     * if (stringMtu == null) {
                     * try {
                     * mtu = LinuxNetworkUtil.getCurrentMtu(interfaceName);
                     * } catch (KuraException e) {
                     * // just assume ???
                     * if (interfaceName.equals("lo")) {
                     * mtu = 16436;
                     * } else {
                     * mtu = 1500;
                     * }
                     * }
                     * } else {
                     * mtu = Short.parseShort(stringMtu);
                     * }
                     */
                // get the bootproto
                String bootproto = kuraProps.getProperty("BOOTPROTO");
                if (bootproto == null) {
                    bootproto = "static";
                }
                // get the defroute
                String defroute = kuraProps.getProperty("DEFROUTE");
                if (defroute == null) {
                    defroute = "no";
                }
                // actual properties
                if (netInterfaceStatus == NetInterfaceStatus.netIPv4StatusDisabled) {
                    if (autoConnect) {
                        if (defroute.equals("no")) {
                            netInterfaceStatus = NetInterfaceStatus.netIPv4StatusEnabledLAN;
                        } else {
                            netInterfaceStatus = NetInterfaceStatus.netIPv4StatusEnabledWAN;
                        }
                    }
                }
                // check for dhcp or static configuration
                try {
                    ipAddress = kuraProps.getProperty("IPADDR");
                    prefixString = kuraProps.getProperty("PREFIX");
                    netmask = kuraProps.getProperty("NETMASK");
                    kuraProps.getProperty("BROADCAST");
                    try {
                        gateway = kuraProps.getProperty("GATEWAY");
                        s_logger.debug("got gateway for " + interfaceName + ": " + gateway);
                    } catch (Exception e) {
                        s_logger.warn("missing gateway stanza for " + interfaceName);
                    }
                    if (bootproto.equals("dhcp")) {
                        s_logger.debug("currently set for DHCP");
                        dhcp = true;
                        ipAddress = null;
                        netmask = null;
                    } else {
                        s_logger.debug("currently set for static address");
                        dhcp = false;
                    }
                } catch (Exception e) {
                    throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "malformatted config file: " + ifcfgFile.toString(), e);
                }
                if (ipAddress != null && !ipAddress.isEmpty()) {
                    try {
                        address = (IP4Address) IPAddress.parseHostAddress(ipAddress);
                    } catch (UnknownHostException e) {
                        s_logger.warn("Error parsing address: " + ipAddress, e);
                    }
                }
                // make sure at least prefix or netmask is present if static
                if (autoConnect && !dhcp && prefixString == null && netmask == null) {
                    throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "malformatted config file: " + ifcfgFile.toString() + " must contain NETMASK and/or PREFIX");
                }
            }
            List<? extends NetInterfaceAddressConfig> netInterfaceAddressConfigs = netInterfaceConfig.getNetInterfaceAddresses();
            if (netInterfaceAddressConfigs == null) {
                throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "InterfaceAddressConfig list is null");
            } else if (netInterfaceAddressConfigs.size() == 0) {
                throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "InterfaceAddressConfig list has no entries");
            }
            for (NetInterfaceAddressConfig netInterfaceAddressConfig : netInterfaceAddressConfigs) {
                List<NetConfig> netConfigs = netInterfaceAddressConfig.getConfigs();
                if (netConfigs == null) {
                    netConfigs = new ArrayList<NetConfig>();
                    if (netInterfaceAddressConfig instanceof NetInterfaceAddressConfigImpl) {
                        ((NetInterfaceAddressConfigImpl) netInterfaceAddressConfig).setNetConfigs(netConfigs);
                        if (dhcp) {
                            // Replace with DNS provided by DHCP server
                            // (displayed as read-only in Denali)
                            List<? extends IPAddress> dhcpDnsServers = getDhcpDnsServers(interfaceName, netInterfaceAddressConfig.getAddress());
                            if (dhcpDnsServers != null) {
                                ((NetInterfaceAddressConfigImpl) netInterfaceAddressConfig).setDnsServers(dhcpDnsServers);
                            }
                        }
                    } else if (netInterfaceAddressConfig instanceof WifiInterfaceAddressConfigImpl) {
                        ((WifiInterfaceAddressConfigImpl) netInterfaceAddressConfig).setNetConfigs(netConfigs);
                        if (dhcp) {
                            // Replace with DNS provided by DHCP server
                            // (displayed as read-only in Denali)
                            List<? extends IPAddress> dhcpDnsServers = getDhcpDnsServers(interfaceName, netInterfaceAddressConfig.getAddress());
                            if (dhcpDnsServers != null) {
                                ((WifiInterfaceAddressConfigImpl) netInterfaceAddressConfig).setDnsServers(dhcpDnsServers);
                            }
                        }
                    }
                }
                NetConfigIP4 netConfig = new NetConfigIP4(netInterfaceStatus, autoConnect);
                setNetConfigIP4(netConfig, autoConnect, dhcp, address, gateway, prefixString, netmask, kuraProps);
                s_logger.debug("NetConfig: {}", netConfig);
                netConfigs.add(netConfig);
            }
        }
    }
}

Example 20 with IPAddress

use of org.eclipse.kura.net.IPAddress in project kura by eclipse.

the class WifiMonitorServiceImpl method isAccessPointReachable.

private boolean isAccessPointReachable(String interfaceName, int tout) throws KuraException {
    boolean ret = true;
    RouteService rs = RouteServiceImpl.getInstance();
    RouteConfig rconf = rs.getDefaultRoute(interfaceName);
    if (rconf != null) {
        IPAddress ipAddress = rconf.getGateway();
        String iface = rconf.getInterfaceName();
        if (ipAddress != null && iface != null && iface.equals(interfaceName)) {
            try {
                InetAddress inetAddress = InetAddress.getByName(ipAddress.getHostAddress());
                try {
                    ret = inetAddress.isReachable(tout);
                    s_logger.info("Access point reachable? " + ret);
                } catch (IOException e) {
                    throw new KuraException(KuraErrorCode.INTERNAL_ERROR, e);
                }
            } catch (UnknownHostException e) {
                throw new KuraException(KuraErrorCode.INTERNAL_ERROR, e);
            }
        }
    }
    return ret;
}