Examples with RouteInfo android.net.RouteInfo used on opensource projects

Example 36 with RouteInfo

use of android.net.RouteInfo in project android_frameworks_base by DirtyUnicorns.

the class Nat464Xlat method makeLinkProperties.

private LinkProperties makeLinkProperties(LinkAddress clatAddress) {
    LinkProperties stacked = new LinkProperties();
    stacked.setInterfaceName(mIface);
    // Although the clat interface is a point-to-point tunnel, we don't
    // point the route directly at the interface because some apps don't
    // understand routes without gateways (see, e.g., http://b/9597256
    // http://b/9597516). Instead, set the next hop of the route to the
    // clat IPv4 address itself (for those apps, it doesn't matter what
    // the IP of the gateway is, only that there is one).
    RouteInfo ipv4Default = new RouteInfo(new LinkAddress(Inet4Address.ANY, 0), clatAddress.getAddress(), mIface);
    stacked.addRoute(ipv4Default);
    stacked.addLinkAddress(clatAddress);
    return stacked;
}

Example 37 with RouteInfo

use of android.net.RouteInfo in project android_frameworks_base by DirtyUnicorns.

the class IpConfigStore method readIpAndProxyConfigurations.

public SparseArray<IpConfiguration> readIpAndProxyConfigurations(String filePath) {
    SparseArray<IpConfiguration> networks = new SparseArray<IpConfiguration>();
    DataInputStream in = null;
    try {
        in = new DataInputStream(new BufferedInputStream(new FileInputStream(filePath)));
        int version = in.readInt();
        if (version != 2 && version != 1) {
            loge("Bad version on IP configuration file, ignore read");
            return null;
        }
        while (true) {
            int id = -1;
            // Default is DHCP with no proxy
            IpAssignment ipAssignment = IpAssignment.DHCP;
            ProxySettings proxySettings = ProxySettings.NONE;
            StaticIpConfiguration staticIpConfiguration = new StaticIpConfiguration();
            String proxyHost = null;
            String pacFileUrl = null;
            int proxyPort = -1;
            String exclusionList = null;
            String key;
            do {
                key = in.readUTF();
                try {
                    if (key.equals(ID_KEY)) {
                        id = in.readInt();
                    } else if (key.equals(IP_ASSIGNMENT_KEY)) {
                        ipAssignment = IpAssignment.valueOf(in.readUTF());
                    } else if (key.equals(LINK_ADDRESS_KEY)) {
                        LinkAddress linkAddr = new LinkAddress(NetworkUtils.numericToInetAddress(in.readUTF()), in.readInt());
                        if (linkAddr.getAddress() instanceof Inet4Address && staticIpConfiguration.ipAddress == null) {
                            staticIpConfiguration.ipAddress = linkAddr;
                        } else {
                            loge("Non-IPv4 or duplicate address: " + linkAddr);
                        }
                    } else if (key.equals(GATEWAY_KEY)) {
                        LinkAddress dest = null;
                        InetAddress gateway = null;
                        if (version == 1) {
                            // only supported default gateways - leave the dest/prefix empty
                            gateway = NetworkUtils.numericToInetAddress(in.readUTF());
                            if (staticIpConfiguration.gateway == null) {
                                staticIpConfiguration.gateway = gateway;
                            } else {
                                loge("Duplicate gateway: " + gateway.getHostAddress());
                            }
                        } else {
                            if (in.readInt() == 1) {
                                dest = new LinkAddress(NetworkUtils.numericToInetAddress(in.readUTF()), in.readInt());
                            }
                            if (in.readInt() == 1) {
                                gateway = NetworkUtils.numericToInetAddress(in.readUTF());
                            }
                            RouteInfo route = new RouteInfo(dest, gateway);
                            if (route.isIPv4Default() && staticIpConfiguration.gateway == null) {
                                staticIpConfiguration.gateway = gateway;
                            } else {
                                loge("Non-IPv4 default or duplicate route: " + route);
                            }
                        }
                    } else if (key.equals(DNS_KEY)) {
                        staticIpConfiguration.dnsServers.add(NetworkUtils.numericToInetAddress(in.readUTF()));
                    } else if (key.equals(PROXY_SETTINGS_KEY)) {
                        proxySettings = ProxySettings.valueOf(in.readUTF());
                    } else if (key.equals(PROXY_HOST_KEY)) {
                        proxyHost = in.readUTF();
                    } else if (key.equals(PROXY_PORT_KEY)) {
                        proxyPort = in.readInt();
                    } else if (key.equals(PROXY_PAC_FILE)) {
                        pacFileUrl = in.readUTF();
                    } else if (key.equals(EXCLUSION_LIST_KEY)) {
                        exclusionList = in.readUTF();
                    } else if (key.equals(EOS)) {
                        break;
                    } else {
                        loge("Ignore unknown key " + key + "while reading");
                    }
                } catch (IllegalArgumentException e) {
                    loge("Ignore invalid address while reading" + e);
                }
            } while (true);
            if (id != -1) {
                IpConfiguration config = new IpConfiguration();
                networks.put(id, config);
                switch(ipAssignment) {
                    case STATIC:
                        config.staticIpConfiguration = staticIpConfiguration;
                        config.ipAssignment = ipAssignment;
                        break;
                    case DHCP:
                        config.ipAssignment = ipAssignment;
                        break;
                    case UNASSIGNED:
                        loge("BUG: Found UNASSIGNED IP on file, use DHCP");
                        config.ipAssignment = IpAssignment.DHCP;
                        break;
                    default:
                        loge("Ignore invalid ip assignment while reading.");
                        config.ipAssignment = IpAssignment.UNASSIGNED;
                        break;
                }
                switch(proxySettings) {
                    case STATIC:
                        ProxyInfo proxyInfo = new ProxyInfo(proxyHost, proxyPort, exclusionList);
                        config.proxySettings = proxySettings;
                        config.httpProxy = proxyInfo;
                        break;
                    case PAC:
                        ProxyInfo proxyPacProperties = new ProxyInfo(pacFileUrl);
                        config.proxySettings = proxySettings;
                        config.httpProxy = proxyPacProperties;
                        break;
                    case NONE:
                        config.proxySettings = proxySettings;
                        break;
                    case UNASSIGNED:
                        loge("BUG: Found UNASSIGNED proxy on file, use NONE");
                        config.proxySettings = ProxySettings.NONE;
                        break;
                    default:
                        loge("Ignore invalid proxy settings while reading");
                        config.proxySettings = ProxySettings.UNASSIGNED;
                        break;
                }
            } else {
                if (DBG)
                    log("Missing id while parsing configuration");
            }
        }
    } catch (EOFException ignore) {
    } catch (IOException e) {
        loge("Error parsing configuration: " + e);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (Exception e) {
            }
        }
    }
    return networks;
}

Example 38 with RouteInfo

use of android.net.RouteInfo in project android_frameworks_base by AOSPA.

the class StaticIpConfigurationTest method testToLinkProperties.

@SmallTest
public void testToLinkProperties() {
    LinkProperties expected = new LinkProperties();
    expected.setInterfaceName(IFACE);
    StaticIpConfiguration s = new StaticIpConfiguration();
    assertEquals(expected, s.toLinkProperties(IFACE));
    final RouteInfo connectedRoute = new RouteInfo(new IpPrefix(ADDRSTR), null, IFACE);
    s.ipAddress = ADDR;
    expected.addLinkAddress(ADDR);
    expected.addRoute(connectedRoute);
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.gateway = GATEWAY;
    RouteInfo defaultRoute = new RouteInfo(new IpPrefix("0.0.0.0/0"), GATEWAY, IFACE);
    expected.addRoute(defaultRoute);
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.gateway = OFFLINKGATEWAY;
    expected.removeRoute(defaultRoute);
    defaultRoute = new RouteInfo(new IpPrefix("0.0.0.0/0"), OFFLINKGATEWAY, IFACE);
    expected.addRoute(defaultRoute);
    RouteInfo gatewayRoute = new RouteInfo(new IpPrefix("192.0.2.129/32"), null, IFACE);
    expected.addRoute(gatewayRoute);
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.dnsServers.add(DNS1);
    expected.addDnsServer(DNS1);
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.dnsServers.add(DNS2);
    s.dnsServers.add(DNS3);
    expected.addDnsServer(DNS2);
    expected.addDnsServer(DNS3);
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.domains = "google.com";
    expected.setDomains("google.com");
    assertEquals(expected, s.toLinkProperties(IFACE));
    s.gateway = null;
    expected.removeRoute(defaultRoute);
    expected.removeRoute(gatewayRoute);
    assertEquals(expected, s.toLinkProperties(IFACE));
    // Without knowing the IP address, we don't have a directly-connected route, so we can't
    // tell if the gateway is off-link or not and we don't add a host route. This isn't a real
    // configuration, but we should at least not crash.
    s.gateway = OFFLINKGATEWAY;
    s.ipAddress = null;
    expected.removeLinkAddress(ADDR);
    expected.removeRoute(connectedRoute);
    expected.addRoute(defaultRoute);
    assertEquals(expected, s.toLinkProperties(IFACE));
}

Example 39 with RouteInfo

use of android.net.RouteInfo in project android_frameworks_base by AOSPA.

the class Nat464Xlat method makeLinkProperties.

private LinkProperties makeLinkProperties(LinkAddress clatAddress) {
    LinkProperties stacked = new LinkProperties();
    stacked.setInterfaceName(mIface);
    // Although the clat interface is a point-to-point tunnel, we don't
    // point the route directly at the interface because some apps don't
    // understand routes without gateways (see, e.g., http://b/9597256
    // http://b/9597516). Instead, set the next hop of the route to the
    // clat IPv4 address itself (for those apps, it doesn't matter what
    // the IP of the gateway is, only that there is one).
    RouteInfo ipv4Default = new RouteInfo(new LinkAddress(Inet4Address.ANY, 0), clatAddress.getAddress(), mIface);
    stacked.addRoute(ipv4Default);
    stacked.addLinkAddress(clatAddress);
    return stacked;
}

Example 40 with RouteInfo

use of android.net.RouteInfo in project android_frameworks_base by AOSPA.

the class IpConfigStore method readIpAndProxyConfigurations.

public SparseArray<IpConfiguration> readIpAndProxyConfigurations(String filePath) {
    SparseArray<IpConfiguration> networks = new SparseArray<IpConfiguration>();
    DataInputStream in = null;
    try {
        in = new DataInputStream(new BufferedInputStream(new FileInputStream(filePath)));
        int version = in.readInt();
        if (version != 2 && version != 1) {
            loge("Bad version on IP configuration file, ignore read");
            return null;
        }
        while (true) {
            int id = -1;
            // Default is DHCP with no proxy
            IpAssignment ipAssignment = IpAssignment.DHCP;
            ProxySettings proxySettings = ProxySettings.NONE;
            StaticIpConfiguration staticIpConfiguration = new StaticIpConfiguration();
            String proxyHost = null;
            String pacFileUrl = null;
            int proxyPort = -1;
            String exclusionList = null;
            String key;
            do {
                key = in.readUTF();
                try {
                    if (key.equals(ID_KEY)) {
                        id = in.readInt();
                    } else if (key.equals(IP_ASSIGNMENT_KEY)) {
                        ipAssignment = IpAssignment.valueOf(in.readUTF());
                    } else if (key.equals(LINK_ADDRESS_KEY)) {
                        LinkAddress linkAddr = new LinkAddress(NetworkUtils.numericToInetAddress(in.readUTF()), in.readInt());
                        if (linkAddr.getAddress() instanceof Inet4Address && staticIpConfiguration.ipAddress == null) {
                            staticIpConfiguration.ipAddress = linkAddr;
                        } else {
                            loge("Non-IPv4 or duplicate address: " + linkAddr);
                        }
                    } else if (key.equals(GATEWAY_KEY)) {
                        LinkAddress dest = null;
                        InetAddress gateway = null;
                        if (version == 1) {
                            // only supported default gateways - leave the dest/prefix empty
                            gateway = NetworkUtils.numericToInetAddress(in.readUTF());
                            if (staticIpConfiguration.gateway == null) {
                                staticIpConfiguration.gateway = gateway;
                            } else {
                                loge("Duplicate gateway: " + gateway.getHostAddress());
                            }
                        } else {
                            if (in.readInt() == 1) {
                                dest = new LinkAddress(NetworkUtils.numericToInetAddress(in.readUTF()), in.readInt());
                            }
                            if (in.readInt() == 1) {
                                gateway = NetworkUtils.numericToInetAddress(in.readUTF());
                            }
                            RouteInfo route = new RouteInfo(dest, gateway);
                            if (route.isIPv4Default() && staticIpConfiguration.gateway == null) {
                                staticIpConfiguration.gateway = gateway;
                            } else {
                                loge("Non-IPv4 default or duplicate route: " + route);
                            }
                        }
                    } else if (key.equals(DNS_KEY)) {
                        staticIpConfiguration.dnsServers.add(NetworkUtils.numericToInetAddress(in.readUTF()));
                    } else if (key.equals(PROXY_SETTINGS_KEY)) {
                        proxySettings = ProxySettings.valueOf(in.readUTF());
                    } else if (key.equals(PROXY_HOST_KEY)) {
                        proxyHost = in.readUTF();
                    } else if (key.equals(PROXY_PORT_KEY)) {
                        proxyPort = in.readInt();
                    } else if (key.equals(PROXY_PAC_FILE)) {
                        pacFileUrl = in.readUTF();
                    } else if (key.equals(EXCLUSION_LIST_KEY)) {
                        exclusionList = in.readUTF();
                    } else if (key.equals(EOS)) {
                        break;
                    } else {
                        loge("Ignore unknown key " + key + "while reading");
                    }
                } catch (IllegalArgumentException e) {
                    loge("Ignore invalid address while reading" + e);
                }
            } while (true);
            if (id != -1) {
                IpConfiguration config = new IpConfiguration();
                networks.put(id, config);
                switch(ipAssignment) {
                    case STATIC:
                        config.staticIpConfiguration = staticIpConfiguration;
                        config.ipAssignment = ipAssignment;
                        break;
                    case DHCP:
                        config.ipAssignment = ipAssignment;
                        break;
                    case UNASSIGNED:
                        loge("BUG: Found UNASSIGNED IP on file, use DHCP");
                        config.ipAssignment = IpAssignment.DHCP;
                        break;
                    default:
                        loge("Ignore invalid ip assignment while reading.");
                        config.ipAssignment = IpAssignment.UNASSIGNED;
                        break;
                }
                switch(proxySettings) {
                    case STATIC:
                        ProxyInfo proxyInfo = new ProxyInfo(proxyHost, proxyPort, exclusionList);
                        config.proxySettings = proxySettings;
                        config.httpProxy = proxyInfo;
                        break;
                    case PAC:
                        ProxyInfo proxyPacProperties = new ProxyInfo(pacFileUrl);
                        config.proxySettings = proxySettings;
                        config.httpProxy = proxyPacProperties;
                        break;
                    case NONE:
                        config.proxySettings = proxySettings;
                        break;
                    case UNASSIGNED:
                        loge("BUG: Found UNASSIGNED proxy on file, use NONE");
                        config.proxySettings = ProxySettings.NONE;
                        break;
                    default:
                        loge("Ignore invalid proxy settings while reading");
                        config.proxySettings = ProxySettings.UNASSIGNED;
                        break;
                }
            } else {
                if (DBG)
                    log("Missing id while parsing configuration");
            }
        }
    } catch (EOFException ignore) {
    } catch (IOException e) {
        loge("Error parsing configuration: " + e);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (Exception e) {
            }
        }
    }
    return networks;
}