Java IPv4AddressWithMask类代码示例

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
/**
 * The default rule is to match on anything.
 */
public FirewallRule() {
    this.dpid = DatapathId.NONE;
    this.in_port = OFPort.ANY; 
    this.dl_src = MacAddress.NONE;
    this.dl_dst = MacAddress.NONE;
    this.dl_type = EthType.NONE;
    this.nw_src_prefix_and_mask = IPv4AddressWithMask.NONE;
    this.nw_dst_prefix_and_mask = IPv4AddressWithMask.NONE;
    this.nw_proto = IpProtocol.NONE;
    this.tp_src = TransportPort.NONE;
    this.tp_dst = TransportPort.NONE;
    this.any_dpid = true; 
    this.any_in_port = true; 
    this.any_dl_src = true; 
    this.any_dl_dst = true; 
    this.any_dl_type = true; 
    this.any_nw_src = true; 
    this.any_nw_dst = true; 
    this.any_nw_proto = true; 
    this.any_tp_src = true; 
    this.any_tp_dst = true;
    this.priority = 0; 
    this.action = FirewallAction.ALLOW; 
    this.ruleid = 0; 
}
 

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
/**
 * The default rule is to match on anything.
 */
public FirewallRule() {
    this.dpid = DatapathId.NONE;
    this.in_port = OFPort.ANY;
    this.dl_src = MacAddress.NONE;
    this.dl_dst = MacAddress.NONE;
    this.dl_type = EthType.NONE;
    this.nw_src_prefix_and_mask = IPv4AddressWithMask.NONE;
    this.nw_dst_prefix_and_mask = IPv4AddressWithMask.NONE;
    this.nw_proto = IpProtocol.NONE;
    this.tp_src = TransportPort.NONE;
    this.tp_dst = TransportPort.NONE;
    this.any_dpid = true;
    this.any_in_port = true;
    this.any_dl_src = true;
    this.any_dl_dst = true;
    this.any_dl_type = true;
    this.any_nw_src = true;
    this.any_nw_dst = true;
    this.any_nw_proto = true;
    this.any_tp_src = true;
    this.any_tp_dst = true;
    this.priority = 0;
    this.action = FirewallAction.ALLOW;
    this.ruleid = 0;
}
 

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
@Test
public void testSimpleAllowRule() throws Exception {
    // enable firewall first
    firewall.enableFirewall(true);

    // add TCP rule
    FirewallRule rule = new FirewallRule();
    rule.dl_type = EthType.IPv4;
    rule.any_dl_type = false;
    rule.nw_proto = IpProtocol.TCP;
    rule.any_nw_proto = false;
    // source is IP 192.168.1.2
    rule.nw_src_prefix_and_mask = IPv4AddressWithMask.of("192.168.1.2/32");
    rule.any_nw_src = false;
    // dest is network 192.168.1.0/24
    rule.nw_dst_prefix_and_mask = IPv4AddressWithMask.of("192.168.1.0/24");
    rule.any_nw_dst = false;
    rule.priority = 1;
    firewall.addRule(rule);

    // simulate a packet-in events

    this.setPacketIn(tcpPacketReply);
    firewall.receive(sw, this.packetIn, cntx);
    verify(sw);

    IRoutingDecision decision = IRoutingDecision.rtStore.get(cntx, IRoutingDecision.CONTEXT_DECISION);
    assertEquals(IRoutingDecision.RoutingAction.FORWARD_OR_FLOOD, decision.getRoutingAction());

    // clear decision
    IRoutingDecision.rtStore.remove(cntx, IRoutingDecision.CONTEXT_DECISION);

    this.setPacketIn(tcpPacket);
    firewall.receive(sw, this.packetIn, cntx);
    verify(sw);

    decision = IRoutingDecision.rtStore.get(cntx, IRoutingDecision.CONTEXT_DECISION);
    assertEquals(IRoutingDecision.RoutingAction.DROP, decision.getRoutingAction());
}
 

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
@Test
public void testGetCanonicalFullMask() {
    IPv4AddressWithMask empty = IPv4AddressWithMask.of("0.0.0.0/0");
    assertEquals(IPv4Address.FULL_MASK, empty.getMask());
    OFOxmIpv4SrcMasked ipv4SrcMasked = oxms.ipv4SrcMasked(empty.getValue(), empty.getMask());
    // canonicalize should remove /0
    assertNull(ipv4SrcMasked.getCanonical());
}
 

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
@Test
public void testGetCanonicalNoMask() {
    IPv4AddressWithMask fullIp = IPv4AddressWithMask.of("1.2.3.4/32");
    assertEquals(IPv4Address.NO_MASK, fullIp.getMask());
    OFOxmIpv4SrcMasked ipv4SrcMasked = oxms.ipv4SrcMasked(fullIp.getValue(), fullIp.getMask());
    assertTrue(ipv4SrcMasked.isMasked());
    assertEquals(IPv4Address.NO_MASK, ipv4SrcMasked.getMask());

    // canonicalize should convert the masked oxm to the non-masked one
    OFOxm<IPv4Address> canonical = ipv4SrcMasked.getCanonical();
    assertThat(canonical, CoreMatchers.instanceOf(OFOxmIpv4Src.class));
    assertFalse(canonical.isMasked());
}
 

import org.projectfloodlight.openflow.types.IPv4AddressWithMask; //导入依赖的package包/类
@Test
public void testGetCanonicalNormalMask() {
    IPv4AddressWithMask ip = IPv4AddressWithMask.of("1.2.3.0/24");
    OFOxmIpv4SrcMasked ipv4SrcMasked = oxms.ipv4SrcMasked(ip.getValue(), ip.getMask());
    assertTrue(ipv4SrcMasked.isMasked());

    // canonicalize should convert the masked oxm to the non-masked one
    OFOxm<IPv4Address> canonical = ipv4SrcMasked.getCanonical();
    assertEquals(ipv4SrcMasked, canonical);
}