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

Example 96 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by crdroidandroid.

the class LinkAddressTest method testParceling.

public void testParceling() {
    LinkAddress l;
    l = new LinkAddress(V6_ADDRESS, 64, 123, 456);
    assertParcelingIsLossless(l);
    l = new LinkAddress(V4 + "/28", IFA_F_PERMANENT, RT_SCOPE_LINK);
    assertParcelingIsLossless(l);
}

Example 97 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by crdroidandroid.

the class LinkPropertiesTest method testRouteInterfaces.

@SmallTest
public void testRouteInterfaces() {
    LinkAddress prefix = new LinkAddress(NetworkUtils.numericToInetAddress("2001:db8::"), 32);
    InetAddress address = ADDRV6;
    // Add a route with no interface to a LinkProperties with no interface. No errors.
    LinkProperties lp = new LinkProperties();
    RouteInfo r = new RouteInfo(prefix, address, null);
    assertTrue(lp.addRoute(r));
    assertEquals(1, lp.getRoutes().size());
    assertAllRoutesHaveInterface(null, lp);
    // Adding the same route twice has no effect.
    assertFalse(lp.addRoute(r));
    assertEquals(1, lp.getRoutes().size());
    // Add a route with an interface. Expect an exception.
    r = new RouteInfo(prefix, address, "wlan0");
    try {
        lp.addRoute(r);
        fail("Adding wlan0 route to LP with no interface, expect exception");
    } catch (IllegalArgumentException expected) {
    }
    // Change the interface name. All the routes should change their interface name too.
    lp.setInterfaceName("rmnet0");
    assertAllRoutesHaveInterface("rmnet0", lp);
    // Now add a route with the wrong interface. This causes an exception too.
    try {
        lp.addRoute(r);
        fail("Adding wlan0 route to rmnet0 LP, expect exception");
    } catch (IllegalArgumentException expected) {
    }
    // If the interface name matches, the route is added.
    r = new RouteInfo(prefix, null, "wlan0");
    lp.setInterfaceName("wlan0");
    lp.addRoute(r);
    assertEquals(2, lp.getRoutes().size());
    assertAllRoutesHaveInterface("wlan0", lp);
    // Routes with null interfaces are converted to wlan0.
    r = RouteInfo.makeHostRoute(ADDRV6, null);
    lp.addRoute(r);
    assertEquals(3, lp.getRoutes().size());
    assertAllRoutesHaveInterface("wlan0", lp);
    // Check comparisons work.
    LinkProperties lp2 = new LinkProperties(lp);
    assertAllRoutesHaveInterface("wlan0", lp);
    assertEquals(0, lp.compareAllRoutes(lp2).added.size());
    assertEquals(0, lp.compareAllRoutes(lp2).removed.size());
    lp2.setInterfaceName("p2p0");
    assertAllRoutesHaveInterface("p2p0", lp2);
    assertEquals(3, lp.compareAllRoutes(lp2).added.size());
    assertEquals(3, lp.compareAllRoutes(lp2).removed.size());
}

Example 98 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by crdroidandroid.

the class LinkPropertiesTest method testIsReachable.

@SmallTest
// Failing.
@Suppress
public void testIsReachable() {
    final LinkProperties v4lp = new LinkProperties();
    assertFalse(v4lp.isReachable(DNS1));
    assertFalse(v4lp.isReachable(DNS2));
    // Add an on-link route, making the on-link DNS server reachable,
    // but there is still no IPv4 address.
    assertTrue(v4lp.addRoute(new RouteInfo(new IpPrefix(NetworkUtils.numericToInetAddress("75.208.0.0"), 16))));
    assertFalse(v4lp.isReachable(DNS1));
    assertFalse(v4lp.isReachable(DNS2));
    // Adding an IPv4 address (right now, any IPv4 address) means we use
    // the routes to compute likely reachability.
    assertTrue(v4lp.addLinkAddress(new LinkAddress(ADDRV4, 16)));
    assertTrue(v4lp.isReachable(DNS1));
    assertFalse(v4lp.isReachable(DNS2));
    // Adding a default route makes the off-link DNS server reachable.
    assertTrue(v4lp.addRoute(new RouteInfo(GATEWAY1)));
    assertTrue(v4lp.isReachable(DNS1));
    assertTrue(v4lp.isReachable(DNS2));
    final LinkProperties v6lp = new LinkProperties();
    final InetAddress kLinkLocalDns = NetworkUtils.numericToInetAddress("fe80::6:1");
    final InetAddress kLinkLocalDnsWithScope = NetworkUtils.numericToInetAddress("fe80::6:2%43");
    final InetAddress kOnLinkDns = NetworkUtils.numericToInetAddress("2001:db8:85a3::53");
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertFalse(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertFalse(v6lp.isReachable(kOnLinkDns));
    assertFalse(v6lp.isReachable(DNS6));
    // Add a link-local route, making the link-local DNS servers reachable. Because
    // we assume the presence of an IPv6 link-local address, link-local DNS servers
    // are considered reachable, but only those with a non-zero scope identifier.
    assertTrue(v6lp.addRoute(new RouteInfo(new IpPrefix(NetworkUtils.numericToInetAddress("fe80::"), 64))));
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertTrue(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertFalse(v6lp.isReachable(kOnLinkDns));
    assertFalse(v6lp.isReachable(DNS6));
    // Add a link-local address--nothing changes.
    assertTrue(v6lp.addLinkAddress(LINKADDRV6LINKLOCAL));
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertTrue(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertFalse(v6lp.isReachable(kOnLinkDns));
    assertFalse(v6lp.isReachable(DNS6));
    // Add a global route on link, but no global address yet. DNS servers reachable
    // via a route that doesn't require a gateway: give them the benefit of the
    // doubt and hope the link-local source address suffices for communication.
    assertTrue(v6lp.addRoute(new RouteInfo(new IpPrefix(NetworkUtils.numericToInetAddress("2001:db8:85a3::"), 64))));
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertTrue(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertTrue(v6lp.isReachable(kOnLinkDns));
    assertFalse(v6lp.isReachable(DNS6));
    // Add a global address; the on-link global address DNS server is (still)
    // presumed reachable.
    assertTrue(v6lp.addLinkAddress(new LinkAddress(ADDRV6, 64)));
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertTrue(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertTrue(v6lp.isReachable(kOnLinkDns));
    assertFalse(v6lp.isReachable(DNS6));
    // Adding a default route makes the off-link DNS server reachable.
    assertTrue(v6lp.addRoute(new RouteInfo(GATEWAY62)));
    assertFalse(v6lp.isReachable(kLinkLocalDns));
    assertTrue(v6lp.isReachable(kLinkLocalDnsWithScope));
    assertTrue(v6lp.isReachable(kOnLinkDns));
    assertTrue(v6lp.isReachable(DNS6));
    // Check isReachable on stacked links. This requires that the source IP address be assigned
    // on the interface returned by the route lookup.
    LinkProperties stacked = new LinkProperties();
    // Can't add a stacked link without an interface name.
    stacked.setInterfaceName("v4-test0");
    v6lp.addStackedLink(stacked);
    InetAddress stackedAddress = Address("192.0.0.4");
    LinkAddress stackedLinkAddress = new LinkAddress(stackedAddress, 32);
    assertFalse(v6lp.isReachable(stackedAddress));
    stacked.addLinkAddress(stackedLinkAddress);
    assertFalse(v6lp.isReachable(stackedAddress));
    stacked.addRoute(new RouteInfo(stackedLinkAddress));
    assertTrue(stacked.isReachable(stackedAddress));
    assertTrue(v6lp.isReachable(stackedAddress));
    assertFalse(v6lp.isReachable(DNS1));
    stacked.addRoute(new RouteInfo((IpPrefix) null, stackedAddress));
    assertTrue(v6lp.isReachable(DNS1));
}

Example 99 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by crdroidandroid.

the class VpnConfig method addLegacyAddresses.

public void addLegacyAddresses(String addressesStr) {
    if (addressesStr.trim().equals("")) {
        return;
    }
    String[] addresses = addressesStr.trim().split(" ");
    for (String address : addresses) {
        //each address is ip/prefix
        LinkAddress addr = new LinkAddress(address);
        this.addresses.add(addr);
        updateAllowedFamilies(addr.getAddress());
    }
}

Example 100 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by crdroidandroid.

the class IpConfigStore method writeConfig.

private boolean writeConfig(DataOutputStream out, int configKey, IpConfiguration config) throws IOException {
    boolean written = false;
    try {
        switch(config.ipAssignment) {
            case STATIC:
                out.writeUTF(IP_ASSIGNMENT_KEY);
                out.writeUTF(config.ipAssignment.toString());
                StaticIpConfiguration staticIpConfiguration = config.staticIpConfiguration;
                if (staticIpConfiguration != null) {
                    if (staticIpConfiguration.ipAddress != null) {
                        LinkAddress ipAddress = staticIpConfiguration.ipAddress;
                        out.writeUTF(LINK_ADDRESS_KEY);
                        out.writeUTF(ipAddress.getAddress().getHostAddress());
                        out.writeInt(ipAddress.getPrefixLength());
                    }
                    if (staticIpConfiguration.gateway != null) {
                        out.writeUTF(GATEWAY_KEY);
                        // Default route.
                        out.writeInt(0);
                        // Have a gateway.
                        out.writeInt(1);
                        out.writeUTF(staticIpConfiguration.gateway.getHostAddress());
                    }
                    for (InetAddress inetAddr : staticIpConfiguration.dnsServers) {
                        out.writeUTF(DNS_KEY);
                        out.writeUTF(inetAddr.getHostAddress());
                    }
                }
                written = true;
                break;
            case DHCP:
                out.writeUTF(IP_ASSIGNMENT_KEY);
                out.writeUTF(config.ipAssignment.toString());
                written = true;
                break;
            case UNASSIGNED:
                /* Ignore */
                break;
            default:
                loge("Ignore invalid ip assignment while writing");
                break;
        }
        switch(config.proxySettings) {
            case STATIC:
                ProxyInfo proxyProperties = config.httpProxy;
                String exclusionList = proxyProperties.getExclusionListAsString();
                out.writeUTF(PROXY_SETTINGS_KEY);
                out.writeUTF(config.proxySettings.toString());
                out.writeUTF(PROXY_HOST_KEY);
                out.writeUTF(proxyProperties.getHost());
                out.writeUTF(PROXY_PORT_KEY);
                out.writeInt(proxyProperties.getPort());
                if (exclusionList != null) {
                    out.writeUTF(EXCLUSION_LIST_KEY);
                    out.writeUTF(exclusionList);
                }
                written = true;
                break;
            case PAC:
                ProxyInfo proxyPacProperties = config.httpProxy;
                out.writeUTF(PROXY_SETTINGS_KEY);
                out.writeUTF(config.proxySettings.toString());
                out.writeUTF(PROXY_PAC_FILE);
                out.writeUTF(proxyPacProperties.getPacFileUrl().toString());
                written = true;
                break;
            case NONE:
                out.writeUTF(PROXY_SETTINGS_KEY);
                out.writeUTF(config.proxySettings.toString());
                written = true;
                break;
            case UNASSIGNED:
                /* Ignore */
                break;
            default:
                loge("Ignore invalid proxy settings while writing");
                break;
        }
        if (written) {
            out.writeUTF(ID_KEY);
            out.writeInt(configKey);
        }
    } catch (NullPointerException e) {
        loge("Failure in writing " + config + e);
    }
    out.writeUTF(EOS);
    return written;
}